From 2727104a5bbc9a12cd9463fddf3edead66bc7a43 Mon Sep 17 00:00:00 2001
From: Adam Magness <adam.magness@gmail.com>
Date: Fri, 10 Nov 2017 00:00:50 -0500
Subject: [PATCH 1/7] Move xml to namespace

Relocate xml from include to src
Related to #3878
---
 include/api.php                     | 9427 ++++++++++++++-------------
 include/html2bbcode.php             |  130 +-
 include/network.php                 |  329 +-
 include/ostatus.php                 |  215 +-
 include/salmon.php                  |   20 +-
 mod/fetch.php                       |   32 +-
 mod/ping.php                        |    6 +-
 src/Network/Probe.php               |    7 +-
 src/ParseUrl.php                    |   25 +-
 src/Protocol/DFRN.php               |  202 +-
 src/Protocol/Diaspora.php           |   12 +-
 include/xml.php => src/Util/Xml.php |  126 +-
 12 files changed, 5394 insertions(+), 5137 deletions(-)
 rename include/xml.php => src/Util/Xml.php (78%)

diff --git a/include/api.php b/include/api.php
index 594e68d519..102c76a991 100644
--- a/include/api.php
+++ b/include/api.php
@@ -13,6 +13,7 @@ use Friendica\Core\NotificationsManager;
 use Friendica\Core\Worker;
 use Friendica\Database\DBM;
 use Friendica\Protocol\Diaspora;
+use Friendica\Util\Xml;
 
 require_once 'include/HTTPExceptions.php';
 require_once 'include/bbcode.php';
@@ -32,7 +33,6 @@ require_once 'include/message.php';
 require_once 'include/group.php';
 require_once 'include/like.php';
 require_once 'include/plaintext.php';
-require_once 'include/xml.php';
 
 define('API_METHOD_ANY', '*');
 define('API_METHOD_GET', 'GET');
@@ -42,647 +42,658 @@ define('API_METHOD_DELETE', 'POST,DELETE');
 $API = array();
 $called_api = null;
 
-/// @TODO Fix intending
-	/**
-	 * @brief Auth API user
-	 *
-	 * It is not sufficient to use local_user() to check whether someone is allowed to use the API,
-	 * because this will open CSRF holes (just embed an image with src=friendicasite.com/api/statuses/update?status=CSRF
-	 * into a page, and visitors will post something without noticing it).
-	 */
-	function api_user() {
-		if (x($_SESSION, 'allow_api')) {
-			return local_user();
-		}
-
-		return false;
+/**
+ * @brief Auth API user
+ *
+ * It is not sufficient to use local_user() to check whether someone is allowed to use the API,
+ * because this will open CSRF holes (just embed an image with src=friendicasite.com/api/statuses/update?status=CSRF
+ * into a page, and visitors will post something without noticing it).
+ */
+function api_user()
+{
+	if (x($_SESSION, 'allow_api')) {
+		return local_user();
 	}
 
-	/**
-	 * @brief Get source name from API client
-	 *
-	 * Clients can send 'source' parameter to be show in post metadata
-	 * as "sent via <source>".
-	 * Some clients doesn't send a source param, we support ones we know
-	 * (only Twidere, atm)
-	 *
-	 * @return string
-	 * 		Client source name, default to "api" if unset/unknown
-	 */
-	function api_source() {
-		if (requestdata('source')) {
-			return requestdata('source');
-		}
+	return false;
+}
 
-		// Support for known clients that doesn't send a source name
-		if (strpos($_SERVER['HTTP_USER_AGENT'], "Twidere") !== false) {
-			return "Twidere";
-		}
-
-		logger("Unrecognized user-agent ".$_SERVER['HTTP_USER_AGENT'], LOGGER_DEBUG);
-
-		return "api";
+/**
+ * @brief Get source name from API client
+ *
+ * Clients can send 'source' parameter to be show in post metadata
+ * as "sent via <source>".
+ * Some clients doesn't send a source param, we support ones we know
+ * (only Twidere, atm)
+ *
+ * @return string
+ * 		Client source name, default to "api" if unset/unknown
+ */
+function api_source()
+{
+	if (requestdata('source')) {
+		return requestdata('source');
 	}
 
-	/**
-	 * @brief Format date for API
-	 *
-	 * @param string $str Source date, as UTC
-	 * @return string Date in UTC formatted as "D M d H:i:s +0000 Y"
-	 */
-	function api_date($str) {
-		// Wed May 23 06:01:13 +0000 2007
-		return datetime_convert('UTC', 'UTC', $str, "D M d H:i:s +0000 Y" );
+	// Support for known clients that doesn't send a source name
+	if (strpos($_SERVER['HTTP_USER_AGENT'], "Twidere") !== false) {
+		return "Twidere";
 	}
 
-	/**
-	 * @brief Register API endpoint
-	 *
-	 * Register a function to be the endpont for defined API path.
-	 *
-	 * @param string $path API URL path, relative to System::baseUrl()
-	 * @param string $func Function name to call on path request
-	 * @param bool $auth API need logged user
-	 * @param string $method HTTP method reqiured to call this endpoint.
-	 *
-	 * One of API_METHOD_ANY, API_METHOD_GET, API_METHOD_POST.
-	 * Default to API_METHOD_ANY
-	 */
-	function api_register_func($path, $func, $auth = false, $method = API_METHOD_ANY) {
-		global $API;
+	logger("Unrecognized user-agent ".$_SERVER['HTTP_USER_AGENT'], LOGGER_DEBUG);
 
-		$API[$path] = array(
-			'func'   => $func,
-			'auth'   => $auth,
-			'method' => $method,
-		);
-
-		// Workaround for hotot
-		$path = str_replace("api/", "api/1.1/", $path);
-
-		$API[$path] = array(
-			'func'   => $func,
-			'auth'   => $auth,
-			'method' => $method,
+	return "api";
+}
+
+/**
+ * @brief Format date for API
+ *
+ * @param string $str Source date, as UTC
+ * @return string Date in UTC formatted as "D M d H:i:s +0000 Y"
+ */
+function api_date($str)
+{
+	// Wed May 23 06:01:13 +0000 2007
+	return datetime_convert('UTC', 'UTC', $str, "D M d H:i:s +0000 Y");
+}
+
+/**
+ * @brief Register API endpoint
+ *
+ * Register a function to be the endpont for defined API path.
+ *
+ * @param string $path   API URL path, relative to System::baseUrl()
+ * @param string $func   Function name to call on path request
+ * @param bool   $auth   API need logged user
+ * @param string $method HTTP method reqiured to call this endpoint.
+ *                       One of API_METHOD_ANY, API_METHOD_GET, API_METHOD_POST.
+ *                       Default to API_METHOD_ANY
+ */
+function api_register_func($path, $func, $auth = false, $method = API_METHOD_ANY)
+{
+	global $API;
+
+	$API[$path] = array(
+		'func'   => $func,
+		'auth'   => $auth,
+		'method' => $method,
+	);
+
+	// Workaround for hotot
+	$path = str_replace("api/", "api/1.1/", $path);
+
+	$API[$path] = array(
+		'func'   => $func,
+		'auth'   => $auth,
+		'method' => $method,
+	);
+}
+
+/**
+ * @brief Login API user
+ *
+ * Log in user via OAuth1 or Simple HTTP Auth.
+ * Simple Auth allow username in form of <pre>user@server</pre>, ignoring server part
+ *
+ * @param object $a App
+ * @hook 'authenticate'
+ * 		array $addon_auth
+ *			'username' => username from login form
+ *			'password' => password from login form
+ *			'authenticated' => return status,
+ *			'user_record' => return authenticated user record
+ * @hook 'logged_in'
+ * 		array $user	logged user record
+ */
+function api_login(App $a)
+{
+	// login with oauth
+	try {
+		$oauth = new FKOAuth1();
+		list($consumer,$token) = $oauth->verify_request(OAuthRequest::from_request());
+		if (!is_null($token)) {
+			$oauth->loginUser($token->uid);
+			call_hooks('logged_in', $a->user);
+			return;
+		}
+		echo __FILE__.__LINE__.__FUNCTION__ . "<pre>";
+		var_dump($consumer, $token);
+		die();
+	} catch (Exception $e) {
+		logger($e);
+	}
+
+	// workaround for HTTP-auth in CGI mode
+	if (x($_SERVER, 'REDIRECT_REMOTE_USER')) {
+		$userpass = base64_decode(substr($_SERVER["REDIRECT_REMOTE_USER"], 6)) ;
+		if (strlen($userpass)) {
+			list($name, $password) = explode(':', $userpass);
+			$_SERVER['PHP_AUTH_USER'] = $name;
+			$_SERVER['PHP_AUTH_PW'] = $password;
+		}
+	}
+
+	if (!x($_SERVER, 'PHP_AUTH_USER')) {
+		logger('API_login: ' . print_r($_SERVER,true), LOGGER_DEBUG);
+		header('WWW-Authenticate: Basic realm="Friendica"');
+		throw new UnauthorizedException("This API requires login");
+	}
+
+	$user = $_SERVER['PHP_AUTH_USER'];
+	$password = $_SERVER['PHP_AUTH_PW'];
+	$encrypted = hash('whirlpool', trim($password));
+
+	// allow "user@server" login (but ignore 'server' part)
+	$at = strstr($user, "@", true);
+	if ($at) {
+		$user = $at;
+	}
+
+	// next code from mod/auth.php. needs better solution
+	$record = null;
+
+	$addon_auth = array(
+		'username' => trim($user),
+		'password' => trim($password),
+		'authenticated' => 0,
+		'user_record' => null,
+	);
+
+	/*
+		* A plugin indicates successful login by setting 'authenticated' to non-zero value and returning a user record
+		* Plugins should never set 'authenticated' except to indicate success - as hooks may be chained
+		* and later plugins should not interfere with an earlier one that succeeded.
+		*/
+	call_hooks('authenticate', $addon_auth);
+
+	if (($addon_auth['authenticated']) && (count($addon_auth['user_record']))) {
+		$record = $addon_auth['user_record'];
+	} else {
+		// process normal login request
+		$r = q(
+			"SELECT * FROM `user` WHERE (`email` = '%s' OR `nickname` = '%s')
+			AND `password` = '%s' AND NOT `blocked` AND NOT `account_expired` AND NOT `account_removed` AND `verified` LIMIT 1",
+			dbesc(trim($user)),
+			dbesc(trim($user)),
+			dbesc($encrypted)
 		);
+		if (DBM::is_result($r)) {
+			$record = $r[0];
+		}
 	}
 
-	/**
-	 * @brief Login API user
-	 *
-	 * Log in user via OAuth1 or Simple HTTP Auth.
-	 * Simple Auth allow username in form of <pre>user@server</pre>, ignoring server part
-	 *
-	 * @param App $a
-	 * @hook 'authenticate'
-	 * 		array $addon_auth
-	 *			'username' => username from login form
-	 *			'password' => password from login form
-	 *			'authenticated' => return status,
-	 *			'user_record' => return authenticated user record
-	 * @hook 'logged_in'
-	 * 		array $user	logged user record
-	 */
-	function api_login(App $a) {
-		// login with oauth
-		try {
-			$oauth = new FKOAuth1();
-			list($consumer,$token) = $oauth->verify_request(OAuthRequest::from_request());
-			if (!is_null($token)) {
-				$oauth->loginUser($token->uid);
-				call_hooks('logged_in', $a->user);
-				return;
-			}
-			echo __FILE__.__LINE__.__FUNCTION__ . "<pre>";
-			var_dump($consumer, $token);
-			die();
-		} catch (Exception $e) {
-			logger($e);
-		}
-
-		// workaround for HTTP-auth in CGI mode
-		if (x($_SERVER, 'REDIRECT_REMOTE_USER')) {
-			$userpass = base64_decode(substr($_SERVER["REDIRECT_REMOTE_USER"], 6)) ;
-			if (strlen($userpass)) {
-				list($name, $password) = explode(':', $userpass);
-				$_SERVER['PHP_AUTH_USER'] = $name;
-				$_SERVER['PHP_AUTH_PW'] = $password;
-			}
-		}
-
-		if (!x($_SERVER, 'PHP_AUTH_USER')) {
-			logger('API_login: ' . print_r($_SERVER,true), LOGGER_DEBUG);
-			header('WWW-Authenticate: Basic realm="Friendica"');
-			throw new UnauthorizedException("This API requires login");
-		}
-
-		$user = $_SERVER['PHP_AUTH_USER'];
-		$password = $_SERVER['PHP_AUTH_PW'];
-		$encrypted = hash('whirlpool', trim($password));
-
-		// allow "user@server" login (but ignore 'server' part)
-		$at = strstr($user, "@", true);
-		if ($at) {
-			$user = $at;
-		}
-
-		// next code from mod/auth.php. needs better solution
-		$record = null;
-
-		$addon_auth = array(
-			'username' => trim($user),
-			'password' => trim($password),
-			'authenticated' => 0,
-			'user_record' => null,
-		);
-
-		/*
-		 * A plugin indicates successful login by setting 'authenticated' to non-zero value and returning a user record
-		 * Plugins should never set 'authenticated' except to indicate success - as hooks may be chained
-		 * and later plugins should not interfere with an earlier one that succeeded.
-		 */
-		call_hooks('authenticate', $addon_auth);
-
-		if (($addon_auth['authenticated']) && (count($addon_auth['user_record']))) {
-			$record = $addon_auth['user_record'];
-		} else {
-			// process normal login request
-			$r = q("SELECT * FROM `user` WHERE (`email` = '%s' OR `nickname` = '%s')
-				AND `password` = '%s' AND NOT `blocked` AND NOT `account_expired` AND NOT `account_removed` AND `verified` LIMIT 1",
-				dbesc(trim($user)),
-				dbesc(trim($user)),
-				dbesc($encrypted)
-			);
-			if (DBM::is_result($r)) {
-				$record = $r[0];
-			}
-		}
-
-		if ((! $record) || (! count($record))) {
-			logger('API_login failure: ' . print_r($_SERVER, true), LOGGER_DEBUG);
-			header('WWW-Authenticate: Basic realm="Friendica"');
-			//header('HTTP/1.0 401 Unauthorized');
-			//die('This api requires login');
-			throw new UnauthorizedException("This API requires login");
-		}
-
-		authenticate_success($record);
-
-		$_SESSION["allow_api"] = true;
-
-		call_hooks('logged_in', $a->user);
-
+	if ((! $record) || (! count($record))) {
+		logger('API_login failure: ' . print_r($_SERVER, true), LOGGER_DEBUG);
+		header('WWW-Authenticate: Basic realm="Friendica"');
+		//header('HTTP/1.0 401 Unauthorized');
+		//die('This api requires login');
+		throw new UnauthorizedException("This API requires login");
 	}
 
-	/**
-	 * @brief Check HTTP method of called API
-	 *
-	 * API endpoints can define which HTTP method to accept when called.
-	 * This function check the current HTTP method agains endpoint
-	 * registered method.
-	 *
-	 * @param string $method Required methods, uppercase, separated by comma
-	 * @return bool
-	 */
-	 function api_check_method($method) {
-		if ($method == "*") {
-			return true;
-		}
-		return (strpos($method, $_SERVER['REQUEST_METHOD']) !== false);
-	 }
+	authenticate_success($record);
 
-	/**
-	 * @brief Main API entry point
-	 *
-	 * Authenticate user, call registered API function, set HTTP headers
-	 *
-	 * @param App $a
-	 * @return string API call result
-	 */
-	function api_call(App $a) {
-		global $API, $called_api;
+	$_SESSION["allow_api"] = true;
 
+	call_hooks('logged_in', $a->user);
+}
+
+/**
+ * @brief Check HTTP method of called API
+ *
+ * API endpoints can define which HTTP method to accept when called.
+ * This function check the current HTTP method agains endpoint
+ * registered method.
+ *
+ * @param string $method Required methods, uppercase, separated by comma
+ * @return bool
+ */
+function api_check_method($method)
+{
+	if ($method == "*") {
+		return true;
+	}
+	return (strpos($method, $_SERVER['REQUEST_METHOD']) !== false);
+}
+
+/**
+ * @brief Main API entry point
+ *
+ * Authenticate user, call registered API function, set HTTP headers
+ *
+ * @param object $a App
+ * @return string API call result
+ */
+function api_call(App $a)
+{
+	global $API, $called_api;
+
+	$type = "json";
+	if (strpos($a->query_string, ".xml") > 0) {
+		$type = "xml";
+	}
+	if (strpos($a->query_string, ".json") > 0) {
 		$type = "json";
-		if (strpos($a->query_string, ".xml") > 0) {
-			$type = "xml";
-		}
-		if (strpos($a->query_string, ".json") > 0) {
-			$type = "json";
-		}
-		if (strpos($a->query_string, ".rss") > 0) {
-			$type = "rss";
-		}
-		if (strpos($a->query_string, ".atom") > 0) {
-			$type = "atom";
-		}
+	}
+	if (strpos($a->query_string, ".rss") > 0) {
+		$type = "rss";
+	}
+	if (strpos($a->query_string, ".atom") > 0) {
+		$type = "atom";
+	}
 
-		try {
-			foreach ($API as $p => $info) {
-				if (strpos($a->query_string, $p) === 0) {
-					if (!api_check_method($info['method'])) {
-						throw new MethodNotAllowedException();
-					}
+	try {
+		foreach ($API as $p => $info) {
+			if (strpos($a->query_string, $p) === 0) {
+				if (!api_check_method($info['method'])) {
+					throw new MethodNotAllowedException();
+				}
 
-					$called_api = explode("/", $p);
-					//unset($_SERVER['PHP_AUTH_USER']);
+				$called_api = explode("/", $p);
+				//unset($_SERVER['PHP_AUTH_USER']);
 
-					/// @TODO should be "true ==[=] $info['auth']", if you miss only one = character, you assign a variable (only with ==). Let's make all this even.
-					if ($info['auth'] === true && api_user() === false) {
-						api_login($a);
-					}
+				/// @TODO should be "true ==[=] $info['auth']", if you miss only one = character, you assign a variable (only with ==). Let's make all this even.
+				if ($info['auth'] === true && api_user() === false) {
+					api_login($a);
+				}
 
-					logger('API call for ' . $a->user['username'] . ': ' . $a->query_string);
-					logger('API parameters: ' . print_r($_REQUEST, true));
+				logger('API call for ' . $a->user['username'] . ': ' . $a->query_string);
+				logger('API parameters: ' . print_r($_REQUEST, true));
 
-					$stamp =  microtime(true);
-					$r = call_user_func($info['func'], $type);
-					$duration = (float) (microtime(true) - $stamp);
-					logger("API call duration: " . round($duration, 2) . "\t" . $a->query_string, LOGGER_DEBUG);
+				$stamp =  microtime(true);
+				$r = call_user_func($info['func'], $type);
+				$duration = (float) (microtime(true) - $stamp);
+				logger("API call duration: " . round($duration, 2) . "\t" . $a->query_string, LOGGER_DEBUG);
 
-					if (Config::get("system", "profiler")) {
-						$duration = microtime(true)-$a->performance["start"];
+				if (Config::get("system", "profiler")) {
+					$duration = microtime(true)-$a->performance["start"];
 
-						/// @TODO round() really everywhere?
-						logger(parse_url($a->query_string, PHP_URL_PATH) . ": " . sprintf("Database: %s/%s, Network: %s, I/O: %s, Other: %s, Total: %s",
+					/// @TODO round() really everywhere?
+					logger(
+						parse_url($a->query_string, PHP_URL_PATH) . ": " . sprintf(
+							"Database: %s/%s, Network: %s, I/O: %s, Other: %s, Total: %s",
 							round($a->performance["database"] - $a->performance["database_write"], 3),
 							round($a->performance["database_write"], 3),
 							round($a->performance["network"], 2),
 							round($a->performance["file"], 2),
-							round($duration - ($a->performance["database"] + $a->performance["network"]
-								+ $a->performance["file"]), 2),
-							round($duration, 2)),
-							LOGGER_DEBUG
-						);
+							round($duration - ($a->performance["database"] + $a->performance["network"]	+ $a->performance["file"]), 2),
+							round($duration, 2)
+						),
+						LOGGER_DEBUG
+					);
 
-						if (Config::get("rendertime", "callstack")) {
-							$o = "Database Read:\n";
-							foreach ($a->callstack["database"] AS $func => $time) {
-								$time = round($time, 3);
-								if ($time > 0) {
-									$o .= $func . ": " . $time . "\n";
-								}
+					if (Config::get("rendertime", "callstack")) {
+						$o = "Database Read:\n";
+						foreach ($a->callstack["database"] as $func => $time) {
+							$time = round($time, 3);
+							if ($time > 0) {
+								$o .= $func . ": " . $time . "\n";
+							}
+						}
+						$o .= "\nDatabase Write:\n";
+						foreach ($a->callstack["database_write"] as $func => $time) {
+							$time = round($time, 3);
+							if ($time > 0) {
+								$o .= $func . ": " . $time . "\n";
 							}
-							$o .= "\nDatabase Write:\n";
-							foreach ($a->callstack["database_write"] AS $func => $time) {
-								$time = round($time, 3);
-								if ($time > 0) {
-									$o .= $func . ": " . $time . "\n";
-								}
-							}
-
-							$o .= "\nNetwork:\n";
-							foreach ($a->callstack["network"] AS $func => $time) {
-								$time = round($time, 3);
-								if ($time > 0) {
-									$o .= $func . ": " . $time . "\n";
-								}
-							}
-							logger($o, LOGGER_DEBUG);
 						}
-					}
 
-					if (false === $r) {
-						/*
-						 * api function returned false withour throw an
-						 * exception. This should not happend, throw a 500
-						 */
-						throw new InternalServerErrorException();
-					}
-
-					switch ($type) {
-						case "xml":
-							header ("Content-Type: text/xml");
-							return $r;
-							break;
-						case "json":
-							header ("Content-Type: application/json");
-							foreach ($r as $rr)
-								$json = json_encode($rr);
-								if (x($_GET, 'callback')) {
-									$json = $_GET['callback'] . "(" . $json . ")";
-								}
-								return $json;
-							break;
-						case "rss":
-							header ("Content-Type: application/rss+xml");
-							return '<?xml version="1.0" encoding="UTF-8"?>' . "\n" . $r;
-							break;
-						case "atom":
-							header ("Content-Type: application/atom+xml");
-							return '<?xml version="1.0" encoding="UTF-8"?>' . "\n" . $r;
-							break;
+						$o .= "\nNetwork:\n";
+						foreach ($a->callstack["network"] as $func => $time) {
+							$time = round($time, 3);
+							if ($time > 0) {
+								$o .= $func . ": " . $time . "\n";
+							}
+						}
+						logger($o, LOGGER_DEBUG);
 					}
 				}
+
+				if (false === $r) {
+					/*
+						* api function returned false withour throw an
+						* exception. This should not happend, throw a 500
+						*/
+					throw new InternalServerErrorException();
+				}
+
+				switch ($type) {
+					case "xml":
+						header("Content-Type: text/xml");
+						return $r;
+						break;
+					case "json":
+						header("Content-Type: application/json");
+						foreach ($r as $rr)
+							$json = json_encode($rr);
+							if (x($_GET, 'callback')) {
+								$json = $_GET['callback'] . "(" . $json . ")";
+							}
+							return $json;
+						break;
+					case "rss":
+						header("Content-Type: application/rss+xml");
+						return '<?xml version="1.0" encoding="UTF-8"?>' . "\n" . $r;
+						break;
+					case "atom":
+						header("Content-Type: application/atom+xml");
+						return '<?xml version="1.0" encoding="UTF-8"?>' . "\n" . $r;
+						break;
+				}
+			}
+		}
+
+		logger('API call not implemented: ' . $a->query_string);
+		throw new NotImplementedException();
+	} catch (HTTPException $e) {
+		header("HTTP/1.1 {$e->httpcode} {$e->httpdesc}");
+		return api_error($type, $e);
+	}
+}
+
+/**
+ * @brief Format API error string
+ *
+ * @param string $type Return type (xml, json, rss, as)
+ * @param object $e    HTTPException Error object
+ * @return strin error message formatted as $type
+ */
+function api_error($type, $e)
+{
+	$a = get_app();
+
+	$error = ($e->getMessage() !== "" ? $e->getMessage() : $e->httpdesc);
+	/// @TODO:  https://dev.twitter.com/overview/api/response-codes
+
+	$error = array("error" => $error,
+			"code" => $e->httpcode . " " . $e->httpdesc,
+			"request" => $a->query_string);
+
+	$ret = api_format_data('status', $type, array('status' => $error));
+
+	switch ($type) {
+		case "xml":
+			header("Content-Type: text/xml");
+			return $ret;
+			break;
+		case "json":
+			header("Content-Type: application/json");
+			return json_encode($ret);
+			break;
+		case "rss":
+			header("Content-Type: application/rss+xml");
+			return $ret;
+			break;
+		case "atom":
+			header("Content-Type: application/atom+xml");
+			return $ret;
+			break;
+	}
+}
+
+/**
+ * @brief Set values for RSS template
+ *
+ * @param App $a
+ * @param array $arr       Array to be passed to template
+ * @param array $user_info User info
+ * @return array
+ * @todo find proper type-hints
+ */
+function api_rss_extra(App $a, $arr, $user_info)
+{
+	if (is_null($user_info)) {
+		$user_info = api_get_user($a);
+	}
+
+	$arr['$user'] = $user_info;
+	$arr['$rss'] = array(
+		'alternate'    => $user_info['url'],
+		'self'         => System::baseUrl() . "/" . $a->query_string,
+		'base'         => System::baseUrl(),
+		'updated'      => api_date(null),
+		'atom_updated' => datetime_convert('UTC', 'UTC', 'now', ATOM_TIME),
+		'language'     => $user_info['language'],
+		'logo'         => System::baseUrl() . "/images/friendica-32.png",
+	);
+
+	return $arr;
+}
+
+
+/**
+ * @brief Unique contact to contact url.
+ *
+ * @param int $id Contact id
+ * @return bool|string
+ * 		Contact url or False if contact id is unknown
+ */
+function api_unique_id_to_url($id)
+{
+	$r = dba::select('contact', array('url'), array('uid' => 0, 'id' => $id), array('limit' => 1));
+
+	if (DBM::is_result($r)) {
+		return $r["url"];
+	} else {
+		return false;
+	}
+}
+
+/**
+ * @brief Get user info array.
+ *
+ * @param object     $a          App
+ * @param int|string $contact_id Contact ID or URL
+ * @param string     $type       Return type (for errors)
+ */
+function api_get_user(App $a, $contact_id = null, $type = "json")
+{
+	global $called_api;
+
+	$user = null;
+	$extra_query = "";
+	$url = "";
+	$nick = "";
+
+	logger("api_get_user: Fetching user data for user ".$contact_id, LOGGER_DEBUG);
+
+	// Searching for contact URL
+	if (!is_null($contact_id) && (intval($contact_id) == 0)) {
+		$user = dbesc(normalise_link($contact_id));
+		$url = $user;
+		$extra_query = "AND `contact`.`nurl` = '%s' ";
+		if (api_user() !== false) {
+			$extra_query .= "AND `contact`.`uid`=" . intval(api_user());
+		}
+	}
+
+	// Searching for contact id with uid = 0
+	if (!is_null($contact_id) && (intval($contact_id) != 0)) {
+		$user = dbesc(api_unique_id_to_url($contact_id));
+
+		if ($user == "") {
+			throw new BadRequestException("User not found.");
+		}
+
+		$url = $user;
+		$extra_query = "AND `contact`.`nurl` = '%s' ";
+		if (api_user() !== false) {
+			$extra_query .= "AND `contact`.`uid`=" . intval(api_user());
+		}
+	}
+
+	if (is_null($user) && x($_GET, 'user_id')) {
+		$user = dbesc(api_unique_id_to_url($_GET['user_id']));
+
+		if ($user == "") {
+			throw new BadRequestException("User not found.");
+		}
+
+		$url = $user;
+		$extra_query = "AND `contact`.`nurl` = '%s' ";
+		if (api_user() !== false) {
+			$extra_query .= "AND `contact`.`uid`=" . intval(api_user());
+		}
+	}
+	if (is_null($user) && x($_GET, 'screen_name')) {
+		$user = dbesc($_GET['screen_name']);
+		$nick = $user;
+		$extra_query = "AND `contact`.`nick` = '%s' ";
+		if (api_user() !== false) {
+			$extra_query .= "AND `contact`.`uid`=".intval(api_user());
+		}
+	}
+
+	if (is_null($user) && x($_GET, 'profileurl')) {
+		$user = dbesc(normalise_link($_GET['profileurl']));
+		$nick = $user;
+		$extra_query = "AND `contact`.`nurl` = '%s' ";
+		if (api_user() !== false) {
+			$extra_query .= "AND `contact`.`uid`=".intval(api_user());
+		}
+	}
+
+	if (is_null($user) && ($a->argc > (count($called_api) - 1)) && (count($called_api) > 0)) {
+		$argid = count($called_api);
+		list($user, $null) = explode(".", $a->argv[$argid]);
+		if (is_numeric($user)) {
+			$user = dbesc(api_unique_id_to_url($user));
+
+			if ($user == "") {
+				return false;
 			}
 
-			logger('API call not implemented: ' . $a->query_string);
-			throw new NotImplementedException();
-		} catch (HTTPException $e) {
-			header("HTTP/1.1 {$e->httpcode} {$e->httpdesc}");
-			return api_error($type, $e);
-		}
-	}
-
-	/**
-	 * @brief Format API error string
-	 *
-	 * @param string $type Return type (xml, json, rss, as)
-	 * @param HTTPException $error Error object
-	 * @return strin error message formatted as $type
-	 */
-	function api_error($type, $e) {
-
-		$a = get_app();
-
-		$error = ($e->getMessage() !== "" ? $e->getMessage() : $e->httpdesc);
-		/// @TODO:  https://dev.twitter.com/overview/api/response-codes
-
-		$error = array("error" => $error,
-				"code" => $e->httpcode . " " . $e->httpdesc,
-				"request" => $a->query_string);
-
-		$ret = api_format_data('status', $type, array('status' => $error));
-
-		switch ($type) {
-			case "xml":
-				header ("Content-Type: text/xml");
-				return $ret;
-				break;
-			case "json":
-				header ("Content-Type: application/json");
-				return json_encode($ret);
-				break;
-			case "rss":
-				header ("Content-Type: application/rss+xml");
-				return $ret;
-				break;
-			case "atom":
-				header ("Content-Type: application/atom+xml");
-				return $ret;
-				break;
-		}
-	}
-
-	/**
-	 * @brief Set values for RSS template
-	 *
-	 * @param App $a
-	 * @param array $arr Array to be passed to template
-	 * @param array $user_info
-	 * @return array
-	 * @todo find proper type-hints
-	 */
-	function api_rss_extra(App $a, $arr, $user_info) {
-		if (is_null($user_info)) {
-			$user_info = api_get_user($a);
-		}
-
-		$arr['$user'] = $user_info;
-		$arr['$rss'] = array(
-			'alternate'    => $user_info['url'],
-			'self'         => System::baseUrl() . "/" . $a->query_string,
-			'base'         => System::baseUrl(),
-			'updated'      => api_date(null),
-			'atom_updated' => datetime_convert('UTC', 'UTC', 'now', ATOM_TIME),
-			'language'     => $user_info['language'],
-			'logo'         => System::baseUrl() . "/images/friendica-32.png",
-		);
-
-		return $arr;
-	}
-
-
-	/**
-	 * @brief Unique contact to contact url.
-	 *
-	 * @param int $id Contact id
-	 * @return bool|string
-	 * 		Contact url or False if contact id is unknown
-	 */
-	function api_unique_id_to_url($id) {
-		$r = dba::select('contact', array('url'), array('uid' => 0, 'id' => $id), array('limit' => 1));
-
-		if (DBM::is_result($r)) {
-			return $r["url"];
+			$url = $user;
+			$extra_query = "AND `contact`.`nurl` = '%s' ";
+			if (api_user() !== false) {
+				$extra_query .= "AND `contact`.`uid`=" . intval(api_user());
+			}
 		} else {
-			return false;
-		}
-	}
-
-	/**
-	 * @brief Get user info array.
-	 *
-	 * @param Api $a
-	 * @param int|string $contact_id Contact ID or URL
-	 * @param string $type Return type (for errors)
-	 */
-	function api_get_user(App $a, $contact_id = null, $type = "json") {
-		global $called_api;
-
-		$user = null;
-		$extra_query = "";
-		$url = "";
-		$nick = "";
-
-		logger("api_get_user: Fetching user data for user ".$contact_id, LOGGER_DEBUG);
-
-		// Searching for contact URL
-		if (!is_null($contact_id) && (intval($contact_id) == 0)) {
-			$user = dbesc(normalise_link($contact_id));
-			$url = $user;
-			$extra_query = "AND `contact`.`nurl` = '%s' ";
-			if (api_user() !== false) {
-				$extra_query .= "AND `contact`.`uid`=" . intval(api_user());
-			}
-		}
-
-		// Searching for contact id with uid = 0
-		if (!is_null($contact_id) && (intval($contact_id) != 0)) {
-			$user = dbesc(api_unique_id_to_url($contact_id));
-
-			if ($user == "") {
-				throw new BadRequestException("User not found.");
-			}
-
-			$url = $user;
-			$extra_query = "AND `contact`.`nurl` = '%s' ";
-			if (api_user() !== false) {
-				$extra_query .= "AND `contact`.`uid`=" . intval(api_user());
-			}
-		}
-
-		if (is_null($user) && x($_GET, 'user_id')) {
-			$user = dbesc(api_unique_id_to_url($_GET['user_id']));
-
-			if ($user == "") {
-				throw new BadRequestException("User not found.");
-			}
-
-			$url = $user;
-			$extra_query = "AND `contact`.`nurl` = '%s' ";
-			if (api_user() !== false) {
-				$extra_query .= "AND `contact`.`uid`=" . intval(api_user());
-			}
-		}
-		if (is_null($user) && x($_GET, 'screen_name')) {
-			$user = dbesc($_GET['screen_name']);
+			$user = dbesc($user);
 			$nick = $user;
 			$extra_query = "AND `contact`.`nick` = '%s' ";
 			if (api_user() !== false) {
-				$extra_query .= "AND `contact`.`uid`=".intval(api_user());
+				$extra_query .= "AND `contact`.`uid`=" . intval(api_user());
 			}
 		}
+	}
 
-		if (is_null($user) && x($_GET, 'profileurl')) {
-			$user = dbesc(normalise_link($_GET['profileurl']));
-			$nick = $user;
-			$extra_query = "AND `contact`.`nurl` = '%s' ";
-			if (api_user() !== false) {
-				$extra_query .= "AND `contact`.`uid`=".intval(api_user());
-			}
+	logger("api_get_user: user ".$user, LOGGER_DEBUG);
+
+	if (!$user) {
+		if (api_user() === false) {
+			api_login($a);
+			return false;
+		} else {
+			$user = $_SESSION['uid'];
+			$extra_query = "AND `contact`.`uid` = %d AND `contact`.`self` ";
+		}
+	}
+
+	logger('api_user: ' . $extra_query . ', user: ' . $user);
+
+	// user info
+	$uinfo = q(
+		"SELECT *, `contact`.`id` AS `cid` FROM `contact`
+			WHERE 1
+		$extra_query",
+		$user
+	);
+
+	// Selecting the id by priority, friendica first
+	api_best_nickname($uinfo);
+
+	// if the contact wasn't found, fetch it from the contacts with uid = 0
+	if (!DBM::is_result($uinfo)) {
+		$r = array();
+
+		if ($url != "") {
+			$r = q("SELECT * FROM `contact` WHERE `uid` = 0 AND `nurl` = '%s' LIMIT 1", dbesc(normalise_link($url)));
 		}
 
-		if (is_null($user) && ($a->argc > (count($called_api) - 1)) && (count($called_api) > 0)) {
-			$argid = count($called_api);
-			list($user, $null) = explode(".", $a->argv[$argid]);
-			if (is_numeric($user)) {
-				$user = dbesc(api_unique_id_to_url($user));
+		if (DBM::is_result($r)) {
+			$network_name = network_to_name($r[0]['network'], $r[0]['url']);
 
-				if ($user == "") {
-					return false;
-				}
-
-				$url = $user;
-				$extra_query = "AND `contact`.`nurl` = '%s' ";
-				if (api_user() !== false) {
-					$extra_query .= "AND `contact`.`uid`=" . intval(api_user());
-				}
-			} else {
-				$user = dbesc($user);
-				$nick = $user;
-				$extra_query = "AND `contact`.`nick` = '%s' ";
-				if (api_user() !== false) {
-					$extra_query .= "AND `contact`.`uid`=" . intval(api_user());
-				}
-			}
-		}
-
-		logger("api_get_user: user ".$user, LOGGER_DEBUG);
-
-		if (!$user) {
-			if (api_user() === false) {
-				api_login($a);
-				return false;
-			} else {
-				$user = $_SESSION['uid'];
-				$extra_query = "AND `contact`.`uid` = %d AND `contact`.`self` ";
+			// If no nick where given, extract it from the address
+			if (($r[0]['nick'] == "") || ($r[0]['name'] == $r[0]['nick'])) {
+				$r[0]['nick'] = api_get_nick($r[0]["url"]);
 			}
 
+			$ret = array(
+				'id' => $r[0]["id"],
+				'id_str' => (string) $r[0]["id"],
+				'name' => $r[0]["name"],
+				'screen_name' => (($r[0]['nick']) ? $r[0]['nick'] : $r[0]['name']),
+				'location' => ($r[0]["location"] != "") ? $r[0]["location"] : $network_name,
+				'description' => $r[0]["about"],
+				'profile_image_url' => $r[0]["micro"],
+				'profile_image_url_https' => $r[0]["micro"],
+				'url' => $r[0]["url"],
+				'protected' => false,
+				'followers_count' => 0,
+				'friends_count' => 0,
+				'listed_count' => 0,
+				'created_at' => api_date($r[0]["created"]),
+				'favourites_count' => 0,
+				'utc_offset' => 0,
+				'time_zone' => 'UTC',
+				'geo_enabled' => false,
+				'verified' => false,
+				'statuses_count' => 0,
+				'lang' => '',
+				'contributors_enabled' => false,
+				'is_translator' => false,
+				'is_translation_enabled' => false,
+				'following' => false,
+				'follow_request_sent' => false,
+				'statusnet_blocking' => false,
+				'notifications' => false,
+				'statusnet_profile_url' => $r[0]["url"],
+				'uid' => 0,
+				'cid' => get_contact($r[0]["url"], api_user(), true),
+				'self' => 0,
+				'network' => $r[0]["network"],
+			);
+
+			return $ret;
+		} else {
+			throw new BadRequestException("User not found.");
+		}
+	}
+
+	if ($uinfo[0]['self']) {
+		if ($uinfo[0]['network'] == "") {
+			$uinfo[0]['network'] = NETWORK_DFRN;
 		}
 
-		logger('api_user: ' . $extra_query . ', user: ' . $user);
-
-		// user info
-		$uinfo = q("SELECT *, `contact`.`id` AS `cid` FROM `contact`
-				WHERE 1
-				$extra_query",
-				$user
+		$usr = q(
+			"SELECT * FROM `user` WHERE `uid` = %d LIMIT 1",
+			intval(api_user())
+		);
+		$profile = q(
+			"SELECT * FROM `profile` WHERE `uid` = %d AND `is-default` = 1 LIMIT 1",
+			intval(api_user())
 		);
 
-		// Selecting the id by priority, friendica first
-		api_best_nickname($uinfo);
-
-		// if the contact wasn't found, fetch it from the contacts with uid = 0
-		if (!DBM::is_result($uinfo)) {
-			$r = array();
-
-			if ($url != "") {
-				$r = q("SELECT * FROM `contact` WHERE `uid` = 0 AND `nurl` = '%s' LIMIT 1", dbesc(normalise_link($url)));
-			}
-
-			if (DBM::is_result($r)) {
-				$network_name = network_to_name($r[0]['network'], $r[0]['url']);
-
-				// If no nick where given, extract it from the address
-				if (($r[0]['nick'] == "") || ($r[0]['name'] == $r[0]['nick'])) {
-					$r[0]['nick'] = api_get_nick($r[0]["url"]);
-				}
-
-				$ret = array(
-					'id' => $r[0]["id"],
-					'id_str' => (string) $r[0]["id"],
-					'name' => $r[0]["name"],
-					'screen_name' => (($r[0]['nick']) ? $r[0]['nick'] : $r[0]['name']),
-					'location' => ($r[0]["location"] != "") ? $r[0]["location"] : $network_name,
-					'description' => $r[0]["about"],
-					'profile_image_url' => $r[0]["micro"],
-					'profile_image_url_https' => $r[0]["micro"],
-					'url' => $r[0]["url"],
-					'protected' => false,
-					'followers_count' => 0,
-					'friends_count' => 0,
-					'listed_count' => 0,
-					'created_at' => api_date($r[0]["created"]),
-					'favourites_count' => 0,
-					'utc_offset' => 0,
-					'time_zone' => 'UTC',
-					'geo_enabled' => false,
-					'verified' => false,
-					'statuses_count' => 0,
-					'lang' => '',
-					'contributors_enabled' => false,
-					'is_translator' => false,
-					'is_translation_enabled' => false,
-					'following' => false,
-					'follow_request_sent' => false,
-					'statusnet_blocking' => false,
-					'notifications' => false,
-					'statusnet_profile_url' => $r[0]["url"],
-					'uid' => 0,
-					'cid' => get_contact($r[0]["url"], api_user(), true),
-					'self' => 0,
-					'network' => $r[0]["network"],
-				);
-
-				return $ret;
-			} else {
-				throw new BadRequestException("User not found.");
-			}
-		}
-
-		if ($uinfo[0]['self']) {
-
-			if ($uinfo[0]['network'] == "") {
-				$uinfo[0]['network'] = NETWORK_DFRN;
-			}
-
-			$usr = q("SELECT * FROM `user` WHERE `uid` = %d LIMIT 1",
-				intval(api_user())
-			);
-			$profile = q("SELECT * FROM `profile` WHERE `uid` = %d AND `is-default` = 1 LIMIT 1",
-				intval(api_user())
-			);
-
-			/// @TODO old-lost code? (twice)
-			// Counting is deactivated by now, due to performance issues
-			// count public wall messages
-			//$r = q("SELECT COUNT(*) as `count` FROM `item` WHERE `uid` = %d AND `wall`",
-			//		intval($uinfo[0]['uid'])
-			//);
-			//$countitms = $r[0]['count'];
-			$countitms = 0;
-		} else {
-			// Counting is deactivated by now, due to performance issues
-			//$r = q("SELECT count(*) as `count` FROM `item`
-			//		WHERE  `contact-id` = %d",
-			//		intval($uinfo[0]['id'])
-			//);
-			//$countitms = $r[0]['count'];
-			$countitms = 0;
-		}
+		/// @TODO old-lost code? (twice)
+		// Counting is deactivated by now, due to performance issues
+		// count public wall messages
+		//$r = q("SELECT COUNT(*) as `count` FROM `item` WHERE `uid` = %d AND `wall`",
+		//		intval($uinfo[0]['uid'])
+		//);
+		//$countitms = $r[0]['count'];
+		$countitms = 0;
+	} else {
+		// Counting is deactivated by now, due to performance issues
+		//$r = q("SELECT count(*) as `count` FROM `item`
+		//		WHERE  `contact-id` = %d",
+		//		intval($uinfo[0]['id'])
+		//);
+		//$countitms = $r[0]['count'];
+		$countitms = 0;
+	}
 
 		/// @TODO old-lost code? (twice)
-/*
+		/*
 		// Counting is deactivated by now, due to performance issues
 		// count friends
 		$r = q("SELECT count(*) as `count` FROM `contact`
@@ -714,4292 +725,4446 @@ $called_api = null;
 			$countfollowers = 0;
 			$starred = 0;
 		}
-*/
-		$countfriends = 0;
-		$countfollowers = 0;
-		$starred = 0;
+		*/
+	$countfriends = 0;
+	$countfollowers = 0;
+	$starred = 0;
 
-		// Add a nick if it isn't present there
-		if (($uinfo[0]['nick'] == "") || ($uinfo[0]['name'] == $uinfo[0]['nick'])) {
-			$uinfo[0]['nick'] = api_get_nick($uinfo[0]["url"]);
+	// Add a nick if it isn't present there
+	if (($uinfo[0]['nick'] == "") || ($uinfo[0]['name'] == $uinfo[0]['nick'])) {
+		$uinfo[0]['nick'] = api_get_nick($uinfo[0]["url"]);
+	}
+
+	$network_name = network_to_name($uinfo[0]['network'], $uinfo[0]['url']);
+
+	$pcontact_id  = get_contact($uinfo[0]['url'], 0, true);
+
+	$ret = array(
+		'id' => intval($pcontact_id),
+		'id_str' => (string) intval($pcontact_id),
+		'name' => (($uinfo[0]['name']) ? $uinfo[0]['name'] : $uinfo[0]['nick']),
+		'screen_name' => (($uinfo[0]['nick']) ? $uinfo[0]['nick'] : $uinfo[0]['name']),
+		'location' => ($usr) ? $usr[0]['default-location'] : $network_name,
+		'description' => (($profile) ? $profile[0]['pdesc'] : null),
+		'profile_image_url' => $uinfo[0]['micro'],
+		'profile_image_url_https' => $uinfo[0]['micro'],
+		'url' => $uinfo[0]['url'],
+		'protected' => false,
+		'followers_count' => intval($countfollowers),
+		'friends_count' => intval($countfriends),
+		'listed_count' => 0,
+		'created_at' => api_date($uinfo[0]['created']),
+		'favourites_count' => intval($starred),
+		'utc_offset' => "0",
+		'time_zone' => 'UTC',
+		'geo_enabled' => false,
+		'verified' => true,
+		'statuses_count' => intval($countitms),
+		'lang' => '',
+		'contributors_enabled' => false,
+		'is_translator' => false,
+		'is_translation_enabled' => false,
+		'following' => (($uinfo[0]['rel'] == CONTACT_IS_FOLLOWER) || ($uinfo[0]['rel'] == CONTACT_IS_FRIEND)),
+		'follow_request_sent' => false,
+		'statusnet_blocking' => false,
+		'notifications' => false,
+		/// @TODO old way?
+		//'statusnet_profile_url' => System::baseUrl()."/contacts/".$uinfo[0]['cid'],
+		'statusnet_profile_url' => $uinfo[0]['url'],
+		'uid' => intval($uinfo[0]['uid']),
+		'cid' => intval($uinfo[0]['cid']),
+		'self' => $uinfo[0]['self'],
+		'network' => $uinfo[0]['network'],
+	);
+
+	return $ret;
+}
+
+/**
+ * @brief return api-formatted array for item's author and owner
+ *
+ * @param object $a    App
+ * @param array  $item item from db
+ * @return array(array:author, array:owner)
+ */
+function api_item_get_user(App $a, $item)
+{
+	$status_user = api_get_user($a, $item["author-link"]);
+
+	$status_user["protected"] = (($item["allow_cid"] != "") ||
+					($item["allow_gid"] != "") ||
+					($item["deny_cid"] != "") ||
+					($item["deny_gid"] != "") ||
+					$item["private"]);
+
+	if ($item['thr-parent'] == $item['uri']) {
+		$owner_user = api_get_user($a, $item["owner-link"]);
+	} else {
+		$owner_user = $status_user;
+	}
+
+	return (array($status_user, $owner_user));
+}
+
+/**
+ * @brief walks recursively through an array with the possibility to change value and key
+ *
+ * @param array  $array    The array to walk through
+ * @param string $callback The callback function
+ *
+ * @return array the transformed array
+ */
+function api_walk_recursive(array &$array, callable $callback)
+{
+	$new_array = array();
+
+	foreach ($array as $k => $v) {
+		if (is_array($v)) {
+			if ($callback($v, $k)) {
+				$new_array[$k] = api_walk_recursive($v, $callback);
+			}
+		} else {
+			if ($callback($v, $k)) {
+				$new_array[$k] = $v;
+			}
+		}
+	}
+	$array = $new_array;
+
+	return $array;
+}
+
+/**
+ * @brief Callback function to transform the array in an array that can be transformed in a XML file
+ *
+ * @param mixed  $item Array item value
+ * @param string $key  Array key
+ *
+ * @return boolean Should the array item be deleted?
+ */
+function api_reformat_xml(&$item, &$key)
+{
+	if (is_bool($item)) {
+		$item = ($item ? "true" : "false");
+	}
+
+	if (substr($key, 0, 10) == "statusnet_") {
+		$key = "statusnet:".substr($key, 10);
+	} elseif (substr($key, 0, 10) == "friendica_") {
+		$key = "friendica:".substr($key, 10);
+	}
+	/// @TODO old-lost code?
+	//else
+	//	$key = "default:".$key;
+
+	return true;
+}
+
+/**
+ * @brief Creates the XML from a JSON style array
+ *
+ * @param array  $data         JSON style array
+ * @param string $root_element Name of the root element
+ *
+ * @return string The XML data
+ */
+function api_create_xml($data, $root_element)
+{
+	$childname = key($data);
+	$data2 = array_pop($data);
+	$key = key($data2);
+
+	$namespaces = array("" => "http://api.twitter.com",
+				"statusnet" => "http://status.net/schema/api/1/",
+				"friendica" => "http://friendi.ca/schema/api/1/",
+				"georss" => "http://www.georss.org/georss");
+
+	/// @todo Auto detection of needed namespaces
+	if (in_array($root_element, array("ok", "hash", "config", "version", "ids", "notes", "photos"))) {
+		$namespaces = array();
+	}
+
+	if (is_array($data2)) {
+		api_walk_recursive($data2, "api_reformat_xml");
+	}
+
+	if ($key == "0") {
+		$data4 = array();
+		$i = 1;
+
+		foreach ($data2 as $item) {
+			$data4[$i++.":".$childname] = $item;
 		}
 
-		$network_name = network_to_name($uinfo[0]['network'], $uinfo[0]['url']);
+		$data2 = $data4;
+	}
 
-		$pcontact_id  = get_contact($uinfo[0]['url'], 0, true);
+	$data3 = array($root_element => $data2);
 
-		$ret = array(
-			'id' => intval($pcontact_id),
-			'id_str' => (string) intval($pcontact_id),
-			'name' => (($uinfo[0]['name']) ? $uinfo[0]['name'] : $uinfo[0]['nick']),
-			'screen_name' => (($uinfo[0]['nick']) ? $uinfo[0]['nick'] : $uinfo[0]['name']),
-			'location' => ($usr) ? $usr[0]['default-location'] : $network_name,
-			'description' => (($profile) ? $profile[0]['pdesc'] : NULL),
-			'profile_image_url' => $uinfo[0]['micro'],
-			'profile_image_url_https' => $uinfo[0]['micro'],
-			'url' => $uinfo[0]['url'],
-			'protected' => false,
-			'followers_count' => intval($countfollowers),
-			'friends_count' => intval($countfriends),
-			'listed_count' => 0,
-			'created_at' => api_date($uinfo[0]['created']),
-			'favourites_count' => intval($starred),
-			'utc_offset' => "0",
-			'time_zone' => 'UTC',
-			'geo_enabled' => false,
-			'verified' => true,
-			'statuses_count' => intval($countitms),
-			'lang' => '',
-			'contributors_enabled' => false,
-			'is_translator' => false,
-			'is_translation_enabled' => false,
-			'following' => (($uinfo[0]['rel'] == CONTACT_IS_FOLLOWER) || ($uinfo[0]['rel'] == CONTACT_IS_FRIEND)),
-			'follow_request_sent' => false,
-			'statusnet_blocking' => false,
-			'notifications' => false,
-			/// @TODO old way?
-			//'statusnet_profile_url' => System::baseUrl()."/contacts/".$uinfo[0]['cid'],
-			'statusnet_profile_url' => $uinfo[0]['url'],
-			'uid' => intval($uinfo[0]['uid']),
-			'cid' => intval($uinfo[0]['cid']),
-			'self' => $uinfo[0]['self'],
-			'network' => $uinfo[0]['network'],
+	$ret = Xml::from_array($data3, $xml, false, $namespaces);
+	return $ret;
+}
+
+/**
+ * @brief Formats the data according to the data type
+ *
+ * @param string $root_element Name of the root element
+ * @param string $type         Return type (atom, rss, xml, json)
+ * @param array  $data         JSON style array
+ *
+ * @return (string|object) XML data or JSON data
+ */
+function api_format_data($root_element, $type, $data)
+{
+	$a = get_app();
+
+	switch ($type) {
+		case "atom":
+		case "rss":
+		case "xml":
+			$ret = api_create_xml($data, $root_element);
+			break;
+		case "json":
+			$ret = $data;
+			break;
+	}
+
+	return $ret;
+}
+
+/**
+ * TWITTER API
+ */
+
+/**
+ * Returns an HTTP 200 OK response code and a representation of the requesting user if authentication was successful;
+ * returns a 401 status code and an error message if not.
+ * http://developer.twitter.com/doc/get/account/verify_credentials
+ */
+function api_account_verify_credentials($type)
+{
+
+	$a = get_app();
+
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+
+	unset($_REQUEST["user_id"]);
+	unset($_GET["user_id"]);
+
+	unset($_REQUEST["screen_name"]);
+	unset($_GET["screen_name"]);
+
+	$skip_status = (x($_REQUEST, 'skip_status')?$_REQUEST['skip_status'] : false);
+
+	$user_info = api_get_user($a);
+
+	// "verified" isn't used here in the standard
+	unset($user_info["verified"]);
+
+	// - Adding last status
+	if (!$skip_status) {
+		$user_info["status"] = api_status_show("raw");
+		if (!count($user_info["status"])) {
+			unset($user_info["status"]);
+		} else {
+			unset($user_info["status"]["user"]);
+		}
+	}
+
+	// "uid" and "self" are only needed for some internal stuff, so remove it from here
+	unset($user_info["uid"]);
+	unset($user_info["self"]);
+
+	return api_format_data("user", $type, array('user' => $user_info));
+}
+
+/// @TODO move to top of file or somwhere better
+api_register_func('api/account/verify_credentials', 'api_account_verify_credentials', true);
+
+/**
+ * Get data from $_POST or $_GET
+ */
+function requestdata($k)
+{
+	if (x($_POST, $k)) {
+		return $_POST[$k];
+	}
+	if (x($_GET, $k)) {
+		return $_GET[$k];
+	}
+	return null;
+}
+
+/*Waitman Gobble Mod*/
+function api_statuses_mediap($type)
+{
+	$a = get_app();
+
+	if (api_user() === false) {
+		logger('api_statuses_update: no user');
+		throw new ForbiddenException();
+	}
+	$user_info = api_get_user($a);
+
+	$_REQUEST['type'] = 'wall';
+	$_REQUEST['profile_uid'] = api_user();
+	$_REQUEST['api_source'] = true;
+	$txt = requestdata('status');
+	/// @TODO old-lost code?
+	//$txt = urldecode(requestdata('status'));
+
+	if ((strpos($txt, '<') !== false) || (strpos($txt, '>') !== false)) {
+		$txt = html2bb_video($txt);
+		$config = HTMLPurifier_Config::createDefault();
+		$config->set('Cache.DefinitionImpl', null);
+		$purifier = new HTMLPurifier($config);
+		$txt = $purifier->purify($txt);
+	}
+	$txt = html2bbcode($txt);
+
+	$a->argv[1]=$user_info['screen_name']; //should be set to username?
+
+	// tell wall_upload function to return img info instead of echo
+	$_REQUEST['hush'] = 'yeah';
+	$bebop = wall_upload_post($a);
+
+	// now that we have the img url in bbcode we can add it to the status and insert the wall item.
+	$_REQUEST['body'] = $txt . "\n\n" . $bebop;
+	item_post($a);
+
+	// this should output the last post (the one we just posted).
+	return api_status_show($type);
+}
+
+/// @TODO move this to top of file or somewhere better!
+api_register_func('api/statuses/mediap', 'api_statuses_mediap', true, API_METHOD_POST);
+
+function api_statuses_update($type)
+{
+
+	$a = get_app();
+
+	if (api_user() === false) {
+		logger('api_statuses_update: no user');
+		throw new ForbiddenException();
+	}
+
+	$user_info = api_get_user($a);
+
+	// convert $_POST array items to the form we use for web posts.
+
+	// logger('api_post: ' . print_r($_POST,true));
+
+	if (requestdata('htmlstatus')) {
+		$txt = requestdata('htmlstatus');
+		if ((strpos($txt, '<') !== false) || (strpos($txt, '>') !== false)) {
+			$txt = html2bb_video($txt);
+
+			$config = HTMLPurifier_Config::createDefault();
+			$config->set('Cache.DefinitionImpl', null);
+
+			$purifier = new HTMLPurifier($config);
+			$txt = $purifier->purify($txt);
+
+			$_REQUEST['body'] = html2bbcode($txt);
+		}
+	} else {
+		$_REQUEST['body'] = requestdata('status');
+	}
+
+	$_REQUEST['title'] = requestdata('title');
+
+	$parent = requestdata('in_reply_to_status_id');
+
+	// Twidere sends "-1" if it is no reply ...
+	if ($parent == -1) {
+		$parent = "";
+	}
+
+	if (ctype_digit($parent)) {
+		$_REQUEST['parent'] = $parent;
+	} else {
+		$_REQUEST['parent_uri'] = $parent;
+	}
+
+	if (requestdata('lat') && requestdata('long')) {
+		$_REQUEST['coord'] = sprintf("%s %s", requestdata('lat'), requestdata('long'));
+	}
+	$_REQUEST['profile_uid'] = api_user();
+
+	if ($parent) {
+		$_REQUEST['type'] = 'net-comment';
+	} else {
+		// Check for throttling (maximum posts per day, week and month)
+		$throttle_day = Config::get('system', 'throttle_limit_day');
+		if ($throttle_day > 0) {
+			$datefrom = date("Y-m-d H:i:s", time() - 24*60*60);
+
+			$r = q(
+				"SELECT COUNT(*) AS `posts_day` FROM `item` WHERE `uid`=%d AND `wall`
+				AND `created` > '%s' AND `id` = `parent`",
+				intval(api_user()),
+				dbesc($datefrom)
+			);
+
+			if (DBM::is_result($r)) {
+				$posts_day = $r[0]["posts_day"];
+			} else {
+				$posts_day = 0;
+			}
+
+			if ($posts_day > $throttle_day) {
+				logger('Daily posting limit reached for user '.api_user(), LOGGER_DEBUG);
+				// die(api_error($type, sprintf(t("Daily posting limit of %d posts reached. The post was rejected."), $throttle_day)));
+				throw new TooManyRequestsException(sprintf(t("Daily posting limit of %d posts reached. The post was rejected."), $throttle_day));
+			}
+		}
+
+		$throttle_week = Config::get('system', 'throttle_limit_week');
+		if ($throttle_week > 0) {
+			$datefrom = date("Y-m-d H:i:s", time() - 24*60*60*7);
+
+			$r = q(
+				"SELECT COUNT(*) AS `posts_week` FROM `item` WHERE `uid`=%d AND `wall`
+				AND `created` > '%s' AND `id` = `parent`",
+				intval(api_user()),
+				dbesc($datefrom)
+			);
+
+			if (DBM::is_result($r)) {
+				$posts_week = $r[0]["posts_week"];
+			} else {
+				$posts_week = 0;
+			}
+
+			if ($posts_week > $throttle_week) {
+				logger('Weekly posting limit reached for user '.api_user(), LOGGER_DEBUG);
+				// die(api_error($type, sprintf(t("Weekly posting limit of %d posts reached. The post was rejected."), $throttle_week)));
+				throw new TooManyRequestsException(sprintf(t("Weekly posting limit of %d posts reached. The post was rejected."), $throttle_week));
+			}
+		}
+
+		$throttle_month = Config::get('system', 'throttle_limit_month');
+		if ($throttle_month > 0) {
+			$datefrom = date("Y-m-d H:i:s", time() - 24*60*60*30);
+
+			$r = q(
+				"SELECT COUNT(*) AS `posts_month` FROM `item` WHERE `uid`=%d AND `wall`
+				AND `created` > '%s' AND `id` = `parent`",
+				intval(api_user()),
+				dbesc($datefrom)
+			);
+
+			if (DBM::is_result($r)) {
+				$posts_month = $r[0]["posts_month"];
+			} else {
+				$posts_month = 0;
+			}
+
+			if ($posts_month > $throttle_month) {
+				logger('Monthly posting limit reached for user '.api_user(), LOGGER_DEBUG);
+				// die(api_error($type, sprintf(t("Monthly posting limit of %d posts reached. The post was rejected."), $throttle_month)));
+				throw new TooManyRequestsException(sprintf(t("Monthly posting limit of %d posts reached. The post was rejected."), $throttle_month));
+			}
+		}
+
+		$_REQUEST['type'] = 'wall';
+	}
+
+	if (x($_FILES, 'media')) {
+		// upload the image if we have one
+		$_REQUEST['hush'] = 'yeah'; //tell wall_upload function to return img info instead of echo
+		$media = wall_upload_post($a);
+		if (strlen($media) > 0) {
+			$_REQUEST['body'] .= "\n\n" . $media;
+		}
+	}
+
+	// To-Do: Multiple IDs
+	if (requestdata('media_ids')) {
+		$r = q(
+			"SELECT `resource-id`, `scale`, `nickname`, `type` FROM `photo` INNER JOIN `user` ON `user`.`uid` = `photo`.`uid` WHERE `resource-id` IN (SELECT `resource-id` FROM `photo` WHERE `id` = %d) AND `scale` > 0 AND `photo`.`uid` = %d ORDER BY `photo`.`width` DESC LIMIT 1",
+			intval(requestdata('media_ids')),
+			api_user()
+		);
+		if (DBM::is_result($r)) {
+			$phototypes = Photo::supportedTypes();
+			$ext = $phototypes[$r[0]['type']];
+			$_REQUEST['body'] .= "\n\n" . '[url=' . System::baseUrl() . '/photos/' . $r[0]['nickname'] . '/image/' . $r[0]['resource-id'] . ']';
+			$_REQUEST['body'] .= '[img]' . System::baseUrl() . '/photo/' . $r[0]['resource-id'] . '-' . $r[0]['scale'] . '.' . $ext . '[/img][/url]';
+		}
+	}
+
+	// set this so that the item_post() function is quiet and doesn't redirect or emit json
+
+	$_REQUEST['api_source'] = true;
+
+	if (!x($_REQUEST, "source")) {
+		$_REQUEST["source"] = api_source();
+	}
+
+	// call out normal post function
+	item_post($a);
+
+	// this should output the last post (the one we just posted).
+	return api_status_show($type);
+}
+
+/// @TODO move to top of file or somwhere better
+api_register_func('api/statuses/update', 'api_statuses_update', true, API_METHOD_POST);
+api_register_func('api/statuses/update_with_media', 'api_statuses_update', true, API_METHOD_POST);
+
+function api_media_upload($type)
+{
+	$a = get_app();
+
+	if (api_user() === false) {
+		logger('no user');
+		throw new ForbiddenException();
+	}
+
+	$user_info = api_get_user($a);
+
+	if (!x($_FILES, 'media')) {
+		// Output error
+		throw new BadRequestException("No media.");
+	}
+
+	$media = wall_upload_post($a, false);
+	if (!$media) {
+		// Output error
+		throw new InternalServerErrorException();
+	}
+
+	$returndata = array();
+	$returndata["media_id"] = $media["id"];
+	$returndata["media_id_string"] = (string)$media["id"];
+	$returndata["size"] = $media["size"];
+	$returndata["image"] = array("w" => $media["width"],
+					"h" => $media["height"],
+					"image_type" => $media["type"]);
+
+	logger("Media uploaded: " . print_r($returndata, true), LOGGER_DEBUG);
+
+	return array("media" => $returndata);
+}
+
+/// @TODO move to top of file or somwhere better
+api_register_func('api/media/upload', 'api_media_upload', true, API_METHOD_POST);
+
+function api_status_show($type)
+{
+	$a = get_app();
+
+	$user_info = api_get_user($a);
+
+	logger('api_status_show: user_info: '.print_r($user_info, true), LOGGER_DEBUG);
+
+	if ($type == "raw") {
+		$privacy_sql = "AND `item`.`allow_cid`='' AND `item`.`allow_gid`='' AND `item`.`deny_cid`='' AND `item`.`deny_gid`=''";
+	} else {
+		$privacy_sql = "";
+	}
+
+	// get last public wall message
+	$lastwall = q(
+		"SELECT `item`.*
+			FROM `item`
+			WHERE `item`.`contact-id` = %d AND `item`.`uid` = %d
+				AND ((`item`.`author-link` IN ('%s', '%s')) OR (`item`.`owner-link` IN ('%s', '%s')))
+				AND `item`.`type` != 'activity' $privacy_sql
+			ORDER BY `item`.`id` DESC
+			LIMIT 1",
+		intval($user_info['cid']),
+		intval(api_user()),
+		dbesc($user_info['url']),
+		dbesc(normalise_link($user_info['url'])),
+		dbesc($user_info['url']),
+		dbesc(normalise_link($user_info['url']))
+	);
+
+	if (DBM::is_result($lastwall)) {
+		$lastwall = $lastwall[0];
+
+		$in_reply_to = api_in_reply_to($lastwall);
+
+		$converted = api_convert_item($lastwall);
+
+		if ($type == "xml") {
+			$geo = "georss:point";
+		} else {
+			$geo = "geo";
+		}
+
+		$status_info = array(
+			'created_at' => api_date($lastwall['created']),
+			'id' => intval($lastwall['id']),
+			'id_str' => (string) $lastwall['id'],
+			'text' => $converted["text"],
+			'source' => (($lastwall['app']) ? $lastwall['app'] : 'web'),
+			'truncated' => false,
+			'in_reply_to_status_id' => $in_reply_to['status_id'],
+			'in_reply_to_status_id_str' => $in_reply_to['status_id_str'],
+			'in_reply_to_user_id' => $in_reply_to['user_id'],
+			'in_reply_to_user_id_str' => $in_reply_to['user_id_str'],
+			'in_reply_to_screen_name' => $in_reply_to['screen_name'],
+			'user' => $user_info,
+			$geo => null,
+			'coordinates' => "",
+			'place' => "",
+			'contributors' => "",
+			'is_quote_status' => false,
+			'retweet_count' => 0,
+			'favorite_count' => 0,
+			'favorited' => $lastwall['starred'] ? true : false,
+			'retweeted' => false,
+			'possibly_sensitive' => false,
+			'lang' => "",
+			'statusnet_html'		=> $converted["html"],
+			'statusnet_conversation_id'	=> $lastwall['parent'],
 		);
 
-		return $ret;
-
-	}
-
-	/**
-	 * @brief return api-formatted array for item's author and owner
-	 *
-	 * @param App $a
-	 * @param array $item : item from db
-	 * @return array(array:author, array:owner)
-	 */
-	function api_item_get_user(App $a, $item) {
-
-		$status_user = api_get_user($a, $item["author-link"]);
-
-		$status_user["protected"] = (($item["allow_cid"] != "") ||
-						($item["allow_gid"] != "") ||
-						($item["deny_cid"] != "") ||
-						($item["deny_gid"] != "") ||
-						$item["private"]);
-
-		if ($item['thr-parent'] == $item['uri']) {
-			$owner_user = api_get_user($a, $item["owner-link"]);
-		} else {
-			$owner_user = $status_user;
+		if (count($converted["attachments"]) > 0) {
+			$status_info["attachments"] = $converted["attachments"];
 		}
 
-		return (array($status_user, $owner_user));
-	}
-
-	/**
-	 * @brief walks recursively through an array with the possibility to change value and key
-	 *
-	 * @param array $array The array to walk through
-	 * @param string $callback The callback function
-	 *
-	 * @return array the transformed array
-	 */
-	function api_walk_recursive(array &$array, callable $callback) {
-
-		$new_array = array();
-
-		foreach ($array as $k => $v) {
-			if (is_array($v)) {
-				if ($callback($v, $k)) {
-					$new_array[$k] = api_walk_recursive($v, $callback);
-				}
-			} else {
-				if ($callback($v, $k)) {
-					$new_array[$k] = $v;
-				}
-			}
-		}
-		$array = $new_array;
-
-		return $array;
-	}
-
-	/**
-	 * @brief Callback function to transform the array in an array that can be transformed in a XML file
-	 *
-	 * @param variant $item Array item value
-	 * @param string $key Array key
-	 *
-	 * @return boolean Should the array item be deleted?
-	 */
-	function api_reformat_xml(&$item, &$key) {
-		if (is_bool($item)) {
-			$item = ($item ? "true" : "false");
+		if (count($converted["entities"]) > 0) {
+			$status_info["entities"] = $converted["entities"];
 		}
 
-		if (substr($key, 0, 10) == "statusnet_") {
-			$key = "statusnet:".substr($key, 10);
-		} elseif (substr($key, 0, 10) == "friendica_") {
-			$key = "friendica:".substr($key, 10);
-		}
-		/// @TODO old-lost code?
-		//else
-		//	$key = "default:".$key;
-
-		return true;
-	}
-
-	/**
-	 * @brief Creates the XML from a JSON style array
-	 *
-	 * @param array $data JSON style array
-	 * @param string $root_element Name of the root element
-	 *
-	 * @return string The XML data
-	 */
-	function api_create_xml($data, $root_element) {
-		$childname = key($data);
-		$data2 = array_pop($data);
-		$key = key($data2);
-
-		$namespaces = array("" => "http://api.twitter.com",
-					"statusnet" => "http://status.net/schema/api/1/",
-					"friendica" => "http://friendi.ca/schema/api/1/",
-					"georss" => "http://www.georss.org/georss");
-
-		/// @todo Auto detection of needed namespaces
-		if (in_array($root_element, array("ok", "hash", "config", "version", "ids", "notes", "photos"))) {
-			$namespaces = array();
-		}
-
-		if (is_array($data2)) {
-			api_walk_recursive($data2, "api_reformat_xml");
-		}
-
-		if ($key == "0") {
-			$data4 = array();
-			$i = 1;
-
-			foreach ($data2 AS $item) {
-				$data4[$i++.":".$childname] = $item;
-			}
-
-			$data2 = $data4;
-		}
-
-		$data3 = array($root_element => $data2);
-
-		$ret = xml::from_array($data3, $xml, false, $namespaces);
-		return $ret;
-	}
-
-	/**
-	 * @brief Formats the data according to the data type
-	 *
-	 * @param string $root_element Name of the root element
-	 * @param string $type Return type (atom, rss, xml, json)
-	 * @param array $data JSON style array
-	 *
-	 * @return (string|object) XML data or JSON data
-	 */
-	function api_format_data($root_element, $type, $data) {
-
-		$a = get_app();
-
-		switch ($type) {
-			case "atom":
-			case "rss":
-			case "xml":
-				$ret = api_create_xml($data, $root_element);
-				break;
-			case "json":
-				$ret = $data;
-				break;
-		}
-
-		return $ret;
-	}
-
-	/**
-	 ** TWITTER API
-	 */
-
-	/**
-	 * Returns an HTTP 200 OK response code and a representation of the requesting user if authentication was successful;
-	 * returns a 401 status code and an error message if not.
-	 * http://developer.twitter.com/doc/get/account/verify_credentials
-	 */
-	function api_account_verify_credentials($type) {
-
-		$a = get_app();
-
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
-
-		unset($_REQUEST["user_id"]);
-		unset($_GET["user_id"]);
-
-		unset($_REQUEST["screen_name"]);
-		unset($_GET["screen_name"]);
-
-		$skip_status = (x($_REQUEST, 'skip_status')?$_REQUEST['skip_status'] : false);
-
-		$user_info = api_get_user($a);
-
-		// "verified" isn't used here in the standard
-		unset($user_info["verified"]);
-
-		// - Adding last status
-		if (!$skip_status) {
-			$user_info["status"] = api_status_show("raw");
-			if (!count($user_info["status"])) {
-				unset($user_info["status"]);
-			} else {
-				unset($user_info["status"]["user"]);
-			}
+		if (($lastwall['item_network'] != "") && ($status["source"] == 'web')) {
+			$status_info["source"] = network_to_name($lastwall['item_network'], $user_info['url']);
+		} elseif (($lastwall['item_network'] != "") && (network_to_name($lastwall['item_network'], $user_info['url']) != $status_info["source"])) {
+			$status_info["source"] = trim($status_info["source"].' ('.network_to_name($lastwall['item_network'], $user_info['url']).')');
 		}
 
 		// "uid" and "self" are only needed for some internal stuff, so remove it from here
-		unset($user_info["uid"]);
-		unset($user_info["self"]);
-
-		return api_format_data("user", $type, array('user' => $user_info));
-
+		unset($status_info["user"]["uid"]);
+		unset($status_info["user"]["self"]);
 	}
 
-	/// @TODO move to top of file or somwhere better
-	api_register_func('api/account/verify_credentials','api_account_verify_credentials', true);
+	logger('status_info: '.print_r($status_info, true), LOGGER_DEBUG);
 
-	/**
-	 * get data from $_POST or $_GET
-	 */
-	function requestdata($k) {
-		if (x($_POST, $k)) {
-			return $_POST[$k];
-		}
-		if (x($_GET, $k)) {
-			return $_GET[$k];
-		}
-		return null;
+	if ($type == "raw") {
+		return $status_info;
 	}
 
-/*Waitman Gobble Mod*/
-	function api_statuses_mediap($type) {
+	return api_format_data("statuses", $type, array('status' => $status_info));
+}
 
-		$a = get_app();
+/**
+ * Returns extended information of a given user, specified by ID or screen name as per the required id parameter.
+ * The author's most recent status will be returned inline.
+ * http://developer.twitter.com/doc/get/users/show
+ */
+function api_users_show($type)
+{
+	$a = get_app();
 
-		if (api_user() === false) {
-			logger('api_statuses_update: no user');
-			throw new ForbiddenException();
+	$user_info = api_get_user($a);
+	$lastwall = q(
+		"SELECT `item`.*
+			FROM `item`
+			INNER JOIN `contact` ON `contact`.`id`=`item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
+			WHERE `item`.`uid` = %d AND `verb` = '%s' AND `item`.`contact-id` = %d
+				AND ((`item`.`author-link` IN ('%s', '%s')) OR (`item`.`owner-link` IN ('%s', '%s')))
+				AND `type`!='activity'
+				AND `item`.`allow_cid`='' AND `item`.`allow_gid`='' AND `item`.`deny_cid`='' AND `item`.`deny_gid`=''
+			ORDER BY `id` DESC
+			LIMIT 1",
+		intval(api_user()),
+		dbesc(ACTIVITY_POST),
+		intval($user_info['cid']),
+		dbesc($user_info['url']),
+		dbesc(normalise_link($user_info['url'])),
+		dbesc($user_info['url']),
+		dbesc(normalise_link($user_info['url']))
+	);
+
+	if (DBM::is_result($lastwall)) {
+		$lastwall = $lastwall[0];
+
+		$in_reply_to = api_in_reply_to($lastwall);
+
+		$converted = api_convert_item($lastwall);
+
+		if ($type == "xml") {
+			$geo = "georss:point";
+		} else {
+			$geo = "geo";
 		}
-		$user_info = api_get_user($a);
 
+		$user_info['status'] = array(
+			'text' => $converted["text"],
+			'truncated' => false,
+			'created_at' => api_date($lastwall['created']),
+			'in_reply_to_status_id' => $in_reply_to['status_id'],
+			'in_reply_to_status_id_str' => $in_reply_to['status_id_str'],
+			'source' => (($lastwall['app']) ? $lastwall['app'] : 'web'),
+			'id' => intval($lastwall['contact-id']),
+			'id_str' => (string) $lastwall['contact-id'],
+			'in_reply_to_user_id' => $in_reply_to['user_id'],
+			'in_reply_to_user_id_str' => $in_reply_to['user_id_str'],
+			'in_reply_to_screen_name' => $in_reply_to['screen_name'],
+			$geo => null,
+			'favorited' => $lastwall['starred'] ? true : false,
+			'statusnet_html' => $converted["html"],
+			'statusnet_conversation_id'	=> $lastwall['parent'],
+		);
+
+		if (count($converted["attachments"]) > 0) {
+			$user_info["status"]["attachments"] = $converted["attachments"];
+		}
+
+		if (count($converted["entities"]) > 0) {
+			$user_info["status"]["entities"] = $converted["entities"];
+		}
+
+		if (($lastwall['item_network'] != "") && ($user_info["status"]["source"] == 'web')) {
+			$user_info["status"]["source"] = network_to_name($lastwall['item_network'], $user_info['url']);
+		}
+
+		if (($lastwall['item_network'] != "") && (network_to_name($lastwall['item_network'], $user_info['url']) != $user_info["status"]["source"])) {
+			$user_info["status"]["source"] = trim($user_info["status"]["source"] . ' (' . network_to_name($lastwall['item_network'], $user_info['url']) . ')');
+		}
+	}
+
+	// "uid" and "self" are only needed for some internal stuff, so remove it from here
+	unset($user_info["uid"]);
+	unset($user_info["self"]);
+
+	return api_format_data("user", $type, array('user' => $user_info));
+}
+
+/// @TODO move to top of file or somewhere better
+api_register_func('api/users/show', 'api_users_show');
+api_register_func('api/externalprofile/show', 'api_users_show');
+
+function api_users_search($type)
+{
+	$a = get_app();
+
+	$page = (x($_REQUEST, 'page') ? $_REQUEST['page'] - 1 : 0);
+
+	$userlist = array();
+
+	if (x($_GET, 'q')) {
+		$r = q("SELECT id FROM `contact` WHERE `uid` = 0 AND `name` = '%s'", dbesc($_GET["q"]));
+
+		if (!DBM::is_result($r)) {
+			$r = q("SELECT `id` FROM `contact` WHERE `uid` = 0 AND `nick` = '%s'", dbesc($_GET["q"]));
+		}
+
+		if (DBM::is_result($r)) {
+			$k = 0;
+			foreach ($r as $user) {
+				$user_info = api_get_user($a, $user["id"], "json");
+
+				if ($type == "xml") {
+					$userlist[$k++.":user"] = $user_info;
+				} else {
+					$userlist[] = $user_info;
+				}
+			}
+			$userlist = array("users" => $userlist);
+		} else {
+			throw new BadRequestException("User not found.");
+		}
+	} else {
+		throw new BadRequestException("User not found.");
+	}
+	return api_format_data("users", $type, $userlist);
+}
+
+/// @TODO move to top of file or somewhere better
+api_register_func('api/users/search', 'api_users_search');
+
+/**
+ *
+ * http://developer.twitter.com/doc/get/statuses/home_timeline
+ *
+ * TODO: Optional parameters
+ * TODO: Add reply info
+ */
+function api_statuses_home_timeline($type)
+{
+	$a = get_app();
+
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+
+	unset($_REQUEST["user_id"]);
+	unset($_GET["user_id"]);
+
+	unset($_REQUEST["screen_name"]);
+	unset($_GET["screen_name"]);
+
+	$user_info = api_get_user($a);
+	// get last newtork messages
+
+	// params
+	$count = (x($_REQUEST, 'count') ? $_REQUEST['count'] : 20);
+	$page = (x($_REQUEST, 'page') ? $_REQUEST['page'] - 1 : 0);
+	if ($page < 0) {
+		$page = 0;
+	}
+	$since_id = (x($_REQUEST, 'since_id') ? $_REQUEST['since_id'] : 0);
+	$max_id = (x($_REQUEST, 'max_id') ? $_REQUEST['max_id'] : 0);
+	//$since_id = 0;//$since_id = (x($_REQUEST, 'since_id')?$_REQUEST['since_id'] : 0);
+	$exclude_replies = (x($_REQUEST, 'exclude_replies') ? 1 : 0);
+	$conversation_id = (x($_REQUEST, 'conversation_id') ? $_REQUEST['conversation_id'] : 0);
+
+	$start = $page * $count;
+
+	$sql_extra = '';
+	if ($max_id > 0) {
+		$sql_extra .= ' AND `item`.`id` <= ' . intval($max_id);
+	}
+	if ($exclude_replies > 0) {
+		$sql_extra .= ' AND `item`.`parent` = `item`.`id`';
+	}
+	if ($conversation_id > 0) {
+		$sql_extra .= ' AND `item`.`parent` = ' . intval($conversation_id);
+	}
+
+	$r = q(
+		"SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
+		`contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
+		`contact`.`network`, `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
+		`contact`.`id` AS `cid`
+		FROM `item`
+		STRAIGHT_JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
+			AND (NOT `contact`.`blocked` OR `contact`.`pending`)
+		WHERE `item`.`uid` = %d AND `verb` = '%s'
+		AND `item`.`visible` AND NOT `item`.`moderated` AND NOT `item`.`deleted`
+		$sql_extra
+		AND `item`.`id`>%d
+		ORDER BY `item`.`id` DESC LIMIT %d ,%d ",
+		intval(api_user()),
+		dbesc(ACTIVITY_POST),
+		intval($since_id),
+		intval($start),
+		intval($count)
+	);
+
+	$ret = api_format_items($r, $user_info, false, $type);
+
+	// Set all posts from the query above to seen
+	$idarray = array();
+	foreach ($r as $item) {
+		$idarray[] = intval($item["id"]);
+	}
+
+	$idlist = implode(",", $idarray);
+
+	if ($idlist != "") {
+		$unseen = q("SELECT `id` FROM `item` WHERE `unseen` AND `id` IN (%s)", $idlist);
+
+		if ($unseen) {
+			$r = q("UPDATE `item` SET `unseen` = 0 WHERE `unseen` AND `id` IN (%s)", $idlist);
+		}
+	}
+
+	$data = array('status' => $ret);
+	switch ($type) {
+		case "atom":
+		case "rss":
+			$data = api_rss_extra($a, $data, $user_info);
+			break;
+	}
+
+	return api_format_data("statuses", $type, $data);
+}
+
+/// @TODO move to top of file or somewhere better
+api_register_func('api/statuses/home_timeline', 'api_statuses_home_timeline', true);
+api_register_func('api/statuses/friends_timeline', 'api_statuses_home_timeline', true);
+
+function api_statuses_public_timeline($type)
+{
+	$a = get_app();
+
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+
+	$user_info = api_get_user($a);
+	// get last newtork messages
+
+	// params
+	$count = (x($_REQUEST, 'count') ? $_REQUEST['count'] : 20);
+	$page = (x($_REQUEST, 'page') ? $_REQUEST['page'] -1 : 0);
+	if ($page < 0) {
+		$page = 0;
+	}
+	$since_id = (x($_REQUEST, 'since_id') ? $_REQUEST['since_id'] : 0);
+	$max_id = (x($_REQUEST, 'max_id') ? $_REQUEST['max_id'] : 0);
+	//$since_id = 0;//$since_id = (x($_REQUEST, 'since_id')?$_REQUEST['since_id'] : 0);
+	$exclude_replies = (x($_REQUEST, 'exclude_replies') ? 1 : 0);
+	$conversation_id = (x($_REQUEST, 'conversation_id') ? $_REQUEST['conversation_id'] : 0);
+
+	$start = $page * $count;
+
+	if ($max_id > 0) {
+		$sql_extra = 'AND `item`.`id` <= ' . intval($max_id);
+	}
+	if ($exclude_replies > 0) {
+		$sql_extra .= ' AND `item`.`parent` = `item`.`id`';
+	}
+	if ($conversation_id > 0) {
+		$sql_extra .= ' AND `item`.`parent` = ' . intval($conversation_id);
+	}
+
+	$r = q(
+		"SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
+		`contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
+		`contact`.`network`, `contact`.`thumb`, `contact`.`self`, `contact`.`writable`,
+		`contact`.`id` AS `cid`,
+		`user`.`nickname`, `user`.`hidewall`
+		FROM `item`
+		STRAIGHT_JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
+			AND (NOT `contact`.`blocked` OR `contact`.`pending`)
+		STRAIGHT_JOIN `user` ON `user`.`uid` = `item`.`uid`
+			AND NOT `user`.`hidewall`
+		WHERE `verb` = '%s' AND `item`.`visible` AND NOT `item`.`deleted` AND NOT `item`.`moderated`
+		AND `item`.`allow_cid` = ''  AND `item`.`allow_gid` = ''
+		AND `item`.`deny_cid`  = '' AND `item`.`deny_gid`  = ''
+		AND NOT `item`.`private` AND `item`.`wall`
+		$sql_extra
+		AND `item`.`id`>%d
+		ORDER BY `item`.`id` DESC LIMIT %d, %d ",
+		dbesc(ACTIVITY_POST),
+		intval($since_id),
+		intval($start),
+		intval($count)
+	);
+
+	$ret = api_format_items($r, $user_info, false, $type);
+
+	$data = array('status' => $ret);
+	switch ($type) {
+		case "atom":
+		case "rss":
+			$data = api_rss_extra($a, $data, $user_info);
+			break;
+	}
+
+	return api_format_data("statuses", $type, $data);
+}
+
+/// @TODO move to top of file or somewhere better
+api_register_func('api/statuses/public_timeline', 'api_statuses_public_timeline', true);
+
+/**
+ * @TODO nothing to say?
+ */
+function api_statuses_show($type)
+{
+	$a = get_app();
+
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+
+	$user_info = api_get_user($a);
+
+	// params
+	$id = intval($a->argv[3]);
+
+	if ($id == 0) {
+		$id = intval($_REQUEST["id"]);
+	}
+
+	// Hotot workaround
+	if ($id == 0) {
+		$id = intval($a->argv[4]);
+	}
+
+	logger('API: api_statuses_show: ' . $id);
+
+	$conversation = (x($_REQUEST, 'conversation') ? 1 : 0);
+
+	$sql_extra = '';
+	if ($conversation) {
+		$sql_extra .= " AND `item`.`parent` = %d ORDER BY `id` ASC ";
+	} else {
+		$sql_extra .= " AND `item`.`id` = %d";
+	}
+
+	$r = q(
+		"SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
+		`contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
+		`contact`.`network`, `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
+		`contact`.`id` AS `cid`
+		FROM `item`
+		INNER JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
+			AND (NOT `contact`.`blocked` OR `contact`.`pending`)
+		WHERE `item`.`visible` AND NOT `item`.`moderated` AND NOT `item`.`deleted`
+		AND `item`.`uid` = %d AND `item`.`verb` = '%s'
+		$sql_extra",
+		intval(api_user()),
+		dbesc(ACTIVITY_POST),
+		intval($id)
+	);
+
+	/// @TODO How about copying this to above methods which don't check $r ?
+	if (!DBM::is_result($r)) {
+		throw new BadRequestException("There is no status with this id.");
+	}
+
+	$ret = api_format_items($r, $user_info, false, $type);
+
+	if ($conversation) {
+		$data = array('status' => $ret);
+		return api_format_data("statuses", $type, $data);
+	} else {
+		$data = array('status' => $ret[0]);
+		return api_format_data("status", $type, $data);
+	}
+}
+
+/// @TODO move to top of file or somewhere better
+api_register_func('api/statuses/show', 'api_statuses_show', true);
+
+/**
+ * @TODO nothing to say?
+ */
+function api_conversation_show($type)
+{
+	$a = get_app();
+
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+
+	$user_info = api_get_user($a);
+
+	// params
+	$id = intval($a->argv[3]);
+	$count = (x($_REQUEST, 'count') ? $_REQUEST['count'] : 20);
+	$page = (x($_REQUEST, 'page') ? $_REQUEST['page'] - 1 : 0);
+	if ($page < 0) {
+		$page = 0;
+	}
+	$since_id = (x($_REQUEST, 'since_id') ? $_REQUEST['since_id'] : 0);
+	$max_id = (x($_REQUEST, 'max_id') ? $_REQUEST['max_id'] : 0);
+
+	$start = $page*$count;
+
+	if ($id == 0) {
+		$id = intval($_REQUEST["id"]);
+	}
+
+	// Hotot workaround
+	if ($id == 0) {
+		$id = intval($a->argv[4]);
+	}
+
+	logger('API: api_conversation_show: '.$id);
+
+	$r = q("SELECT `parent` FROM `item` WHERE `id` = %d", intval($id));
+	if (DBM::is_result($r)) {
+		$id = $r[0]["parent"];
+	}
+
+	$sql_extra = '';
+
+	if ($max_id > 0) {
+		$sql_extra = ' AND `item`.`id` <= ' . intval($max_id);
+	}
+
+	// Not sure why this query was so complicated. We should keep it here for a while,
+	// just to make sure that we really don't need it.
+	//	FROM `item` INNER JOIN (SELECT `uri`,`parent` FROM `item` WHERE `id` = %d) AS `temp1`
+	//	ON (`item`.`thr-parent` = `temp1`.`uri` AND `item`.`parent` = `temp1`.`parent`)
+
+	$r = q(
+		"SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
+		`contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
+		`contact`.`network`, `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
+		`contact`.`id` AS `cid`
+		FROM `item`
+		STRAIGHT_JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
+			AND (NOT `contact`.`blocked` OR `contact`.`pending`)
+		WHERE `item`.`parent` = %d AND `item`.`visible`
+		AND NOT `item`.`moderated` AND NOT `item`.`deleted`
+		AND `item`.`uid` = %d AND `item`.`verb` = '%s'
+		AND `item`.`id`>%d $sql_extra
+		ORDER BY `item`.`id` DESC LIMIT %d ,%d",
+		intval($id), intval(api_user()),
+		dbesc(ACTIVITY_POST),
+		intval($since_id),
+		intval($start), intval($count)
+	);
+
+	if (!DBM::is_result($r)) {
+		throw new BadRequestException("There is no status with this id.");
+	}
+
+	$ret = api_format_items($r, $user_info, false, $type);
+
+	$data = array('status' => $ret);
+	return api_format_data("statuses", $type, $data);
+}
+
+/// @TODO move to top of file or somewhere better
+api_register_func('api/conversation/show', 'api_conversation_show', true);
+api_register_func('api/statusnet/conversation', 'api_conversation_show', true);
+
+/**
+ * @TODO nothing to say?
+ */
+function api_statuses_repeat($type)
+{
+	global $called_api;
+
+	$a = get_app();
+
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+
+	$user_info = api_get_user($a);
+
+	// params
+	$id = intval($a->argv[3]);
+
+	if ($id == 0) {
+		$id = intval($_REQUEST["id"]);
+	}
+
+	// Hotot workaround
+	if ($id == 0) {
+		$id = intval($a->argv[4]);
+	}
+
+	logger('API: api_statuses_repeat: '.$id);
+
+	$r = q(
+		"SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`, `contact`.`nick` as `reply_author`,
+		`contact`.`name`, `contact`.`photo` as `reply_photo`, `contact`.`url` as `reply_url`, `contact`.`rel`,
+		`contact`.`network`, `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
+		`contact`.`id` AS `cid`
+		FROM `item`
+		INNER JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
+			AND (NOT `contact`.`blocked` OR `contact`.`pending`)
+		WHERE `item`.`visible` AND NOT `item`.`moderated` AND NOT `item`.`deleted`
+		AND NOT `item`.`private` AND `item`.`allow_cid` = '' AND `item`.`allow_gid` = ''
+		AND `item`.`deny_cid` = '' AND `item`.`deny_gid` = ''
+		$sql_extra
+		AND `item`.`id`=%d",
+		intval($id)
+	);
+
+	/// @TODO other style than above functions!
+	if (DBM::is_result($r) && $r[0]['body'] != "") {
+		if (strpos($r[0]['body'], "[/share]") !== false) {
+			$pos = strpos($r[0]['body'], "[share");
+			$post = substr($r[0]['body'], $pos);
+		} else {
+			$post = share_header($r[0]['author-name'], $r[0]['author-link'], $r[0]['author-avatar'], $r[0]['guid'], $r[0]['created'], $r[0]['plink']);
+
+			$post .= $r[0]['body'];
+			$post .= "[/share]";
+		}
+		$_REQUEST['body'] = $post;
+		$_REQUEST['profile_uid'] = api_user();
 		$_REQUEST['type'] = 'wall';
-		$_REQUEST['profile_uid'] = api_user();
-		$_REQUEST['api_source'] = true;
-		$txt = requestdata('status');
-		/// @TODO old-lost code?
-		//$txt = urldecode(requestdata('status'));
-
-		if ((strpos($txt,'<') !== false) || (strpos($txt,'>') !== false)) {
-
-			$txt = html2bb_video($txt);
-			$config = HTMLPurifier_Config::createDefault();
-			$config->set('Cache.DefinitionImpl', null);
-			$purifier = new HTMLPurifier($config);
-			$txt = $purifier->purify($txt);
-		}
-		$txt = html2bbcode($txt);
-
-		$a->argv[1]=$user_info['screen_name']; //should be set to username?
-
-		// tell wall_upload function to return img info instead of echo
-		$_REQUEST['hush'] = 'yeah';
-		$bebop = wall_upload_post($a);
-
-		// now that we have the img url in bbcode we can add it to the status and insert the wall item.
-		$_REQUEST['body'] = $txt . "\n\n" . $bebop;
-		item_post($a);
-
-		// this should output the last post (the one we just posted).
-		return api_status_show($type);
-	}
-
-	/// @TODO move this to top of file or somewhere better!
-	api_register_func('api/statuses/mediap','api_statuses_mediap', true, API_METHOD_POST);
-
-	function api_statuses_update($type) {
-
-		$a = get_app();
-
-		if (api_user() === false) {
-			logger('api_statuses_update: no user');
-			throw new ForbiddenException();
-		}
-
-		$user_info = api_get_user($a);
-
-		// convert $_POST array items to the form we use for web posts.
-
-		// logger('api_post: ' . print_r($_POST,true));
-
-		if (requestdata('htmlstatus')) {
-			$txt = requestdata('htmlstatus');
-			if ((strpos($txt, '<') !== false) || (strpos($txt, '>') !== false)) {
-				$txt = html2bb_video($txt);
-
-				$config = HTMLPurifier_Config::createDefault();
-				$config->set('Cache.DefinitionImpl', null);
-
-				$purifier = new HTMLPurifier($config);
-				$txt = $purifier->purify($txt);
-
-				$_REQUEST['body'] = html2bbcode($txt);
-			}
-
-		} else {
-			$_REQUEST['body'] = requestdata('status');
-		}
-
-		$_REQUEST['title'] = requestdata('title');
-
-		$parent = requestdata('in_reply_to_status_id');
-
-		// Twidere sends "-1" if it is no reply ...
-		if ($parent == -1) {
-			$parent = "";
-		}
-
-		if (ctype_digit($parent)) {
-			$_REQUEST['parent'] = $parent;
-		} else {
-			$_REQUEST['parent_uri'] = $parent;
-		}
-
-		if (requestdata('lat') && requestdata('long')) {
-			$_REQUEST['coord'] = sprintf("%s %s", requestdata('lat'), requestdata('long'));
-		}
-		$_REQUEST['profile_uid'] = api_user();
-
-		if ($parent) {
-			$_REQUEST['type'] = 'net-comment';
-		} else {
-			// Check for throttling (maximum posts per day, week and month)
-			$throttle_day = Config::get('system','throttle_limit_day');
-			if ($throttle_day > 0) {
-				$datefrom = date("Y-m-d H:i:s", time() - 24*60*60);
-
-				$r = q("SELECT COUNT(*) AS `posts_day` FROM `item` WHERE `uid`=%d AND `wall`
-					AND `created` > '%s' AND `id` = `parent`",
-					intval(api_user()), dbesc($datefrom));
-
-				if (DBM::is_result($r)) {
-					$posts_day = $r[0]["posts_day"];
-				} else {
-					$posts_day = 0;
-				}
-
-				if ($posts_day > $throttle_day) {
-					logger('Daily posting limit reached for user '.api_user(), LOGGER_DEBUG);
-					// die(api_error($type, sprintf(t("Daily posting limit of %d posts reached. The post was rejected."), $throttle_day)));
-					throw new TooManyRequestsException(sprintf(t("Daily posting limit of %d posts reached. The post was rejected."), $throttle_day));
-				}
-			}
-
-			$throttle_week = Config::get('system','throttle_limit_week');
-			if ($throttle_week > 0) {
-				$datefrom = date("Y-m-d H:i:s", time() - 24*60*60*7);
-
-				$r = q("SELECT COUNT(*) AS `posts_week` FROM `item` WHERE `uid`=%d AND `wall`
-					AND `created` > '%s' AND `id` = `parent`",
-					intval(api_user()), dbesc($datefrom));
-
-				if (DBM::is_result($r)) {
-					$posts_week = $r[0]["posts_week"];
-				} else {
-					$posts_week = 0;
-				}
-
-				if ($posts_week > $throttle_week) {
-					logger('Weekly posting limit reached for user '.api_user(), LOGGER_DEBUG);
-					// die(api_error($type, sprintf(t("Weekly posting limit of %d posts reached. The post was rejected."), $throttle_week)));
-					throw new TooManyRequestsException(sprintf(t("Weekly posting limit of %d posts reached. The post was rejected."), $throttle_week));
-				}
-			}
-
-			$throttle_month = Config::get('system','throttle_limit_month');
-			if ($throttle_month > 0) {
-				$datefrom = date("Y-m-d H:i:s", time() - 24*60*60*30);
-
-				$r = q("SELECT COUNT(*) AS `posts_month` FROM `item` WHERE `uid`=%d AND `wall`
-					AND `created` > '%s' AND `id` = `parent`",
-					intval(api_user()), dbesc($datefrom));
-
-				if (DBM::is_result($r)) {
-					$posts_month = $r[0]["posts_month"];
-				} else {
-					$posts_month = 0;
-				}
-
-				if ($posts_month > $throttle_month) {
-					logger('Monthly posting limit reached for user '.api_user(), LOGGER_DEBUG);
-					// die(api_error($type, sprintf(t("Monthly posting limit of %d posts reached. The post was rejected."), $throttle_month)));
-					throw new TooManyRequestsException(sprintf(t("Monthly posting limit of %d posts reached. The post was rejected."), $throttle_month));
-				}
-			}
-
-			$_REQUEST['type'] = 'wall';
-		}
-
-		if (x($_FILES, 'media')) {
-			// upload the image if we have one
-			$_REQUEST['hush'] = 'yeah'; //tell wall_upload function to return img info instead of echo
-			$media = wall_upload_post($a);
-			if (strlen($media) > 0) {
-				$_REQUEST['body'] .= "\n\n" . $media;
-			}
-		}
-
-		// To-Do: Multiple IDs
-		if (requestdata('media_ids')) {
-			$r = q("SELECT `resource-id`, `scale`, `nickname`, `type` FROM `photo` INNER JOIN `user` ON `user`.`uid` = `photo`.`uid` WHERE `resource-id` IN (SELECT `resource-id` FROM `photo` WHERE `id` = %d) AND `scale` > 0 AND `photo`.`uid` = %d ORDER BY `photo`.`width` DESC LIMIT 1",
-				intval(requestdata('media_ids')), api_user());
-			if (DBM::is_result($r)) {
-				$phototypes = Photo::supportedTypes();
-				$ext = $phototypes[$r[0]['type']];
-				$_REQUEST['body'] .= "\n\n" . '[url=' . System::baseUrl() . '/photos/' . $r[0]['nickname'] . '/image/' . $r[0]['resource-id'] . ']';
-				$_REQUEST['body'] .= '[img]' . System::baseUrl() . '/photo/' . $r[0]['resource-id'] . '-' . $r[0]['scale'] . '.' . $ext . '[/img][/url]';
-			}
-		}
-
-		// set this so that the item_post() function is quiet and doesn't redirect or emit json
-
 		$_REQUEST['api_source'] = true;
 
 		if (!x($_REQUEST, "source")) {
 			$_REQUEST["source"] = api_source();
 		}
 
-		// call out normal post function
 		item_post($a);
-
-		// this should output the last post (the one we just posted).
-		return api_status_show($type);
+	} else {
+		throw new ForbiddenException();
 	}
 
-	/// @TODO move to top of file or somwhere better
-	api_register_func('api/statuses/update','api_statuses_update', true, API_METHOD_POST);
-	api_register_func('api/statuses/update_with_media','api_statuses_update', true, API_METHOD_POST);
+	// this should output the last post (the one we just posted).
+	$called_api = null;
+	return api_status_show($type);
+}
 
-	function api_media_upload($type) {
+/// @TODO move to top of file or somewhere better
+api_register_func('api/statuses/retweet', 'api_statuses_repeat', true, API_METHOD_POST);
 
-		$a = get_app();
+/**
+ * @TODO nothing to say?
+ */
+function api_statuses_destroy($type)
+{
+	$a = get_app();
 
-		if (api_user() === false) {
-			logger('no user');
-			throw new ForbiddenException();
-		}
-
-		$user_info = api_get_user($a);
-
-		if (!x($_FILES, 'media')) {
-			// Output error
-			throw new BadRequestException("No media.");
-		}
-
-		$media = wall_upload_post($a, false);
-		if (!$media) {
-			// Output error
-			throw new InternalServerErrorException();
-		}
-
-		$returndata = array();
-		$returndata["media_id"] = $media["id"];
-		$returndata["media_id_string"] = (string)$media["id"];
-		$returndata["size"] = $media["size"];
-		$returndata["image"] = array("w" => $media["width"],
-						"h" => $media["height"],
-						"image_type" => $media["type"]);
-
-		logger("Media uploaded: " . print_r($returndata, true), LOGGER_DEBUG);
-
-		return array("media" => $returndata);
+	if (api_user() === false) {
+		throw new ForbiddenException();
 	}
 
-	/// @TODO move to top of file or somwhere better
-	api_register_func('api/media/upload','api_media_upload', true, API_METHOD_POST);
+	$user_info = api_get_user($a);
 
-	function api_status_show($type) {
-
-		$a = get_app();
-
-		$user_info = api_get_user($a);
-
-		logger('api_status_show: user_info: '.print_r($user_info, true), LOGGER_DEBUG);
-
-		if ($type == "raw") {
-			$privacy_sql = "AND `item`.`allow_cid`='' AND `item`.`allow_gid`='' AND `item`.`deny_cid`='' AND `item`.`deny_gid`=''";
-		} else {
-			$privacy_sql = "";
-		}
-
-		// get last public wall message
-		$lastwall = q("SELECT `item`.*
-				FROM `item`
-				WHERE `item`.`contact-id` = %d AND `item`.`uid` = %d
-					AND ((`item`.`author-link` IN ('%s', '%s')) OR (`item`.`owner-link` IN ('%s', '%s')))
-					AND `item`.`type` != 'activity' $privacy_sql
-				ORDER BY `item`.`id` DESC
-				LIMIT 1",
-				intval($user_info['cid']),
-				intval(api_user()),
-				dbesc($user_info['url']),
-				dbesc(normalise_link($user_info['url'])),
-				dbesc($user_info['url']),
-				dbesc(normalise_link($user_info['url']))
-		);
-
-		if (DBM::is_result($lastwall)) {
-			$lastwall = $lastwall[0];
-
-			$in_reply_to = api_in_reply_to($lastwall);
-
-			$converted = api_convert_item($lastwall);
-
-			if ($type == "xml") {
-				$geo = "georss:point";
-			} else {
-				$geo = "geo";
-			}
-
-			$status_info = array(
-				'created_at' => api_date($lastwall['created']),
-				'id' => intval($lastwall['id']),
-				'id_str' => (string) $lastwall['id'],
-				'text' => $converted["text"],
-				'source' => (($lastwall['app']) ? $lastwall['app'] : 'web'),
-				'truncated' => false,
-				'in_reply_to_status_id' => $in_reply_to['status_id'],
-				'in_reply_to_status_id_str' => $in_reply_to['status_id_str'],
-				'in_reply_to_user_id' => $in_reply_to['user_id'],
-				'in_reply_to_user_id_str' => $in_reply_to['user_id_str'],
-				'in_reply_to_screen_name' => $in_reply_to['screen_name'],
-				'user' => $user_info,
-				$geo => NULL,
-				'coordinates' => "",
-				'place' => "",
-				'contributors' => "",
-				'is_quote_status' => false,
-				'retweet_count' => 0,
-				'favorite_count' => 0,
-				'favorited' => $lastwall['starred'] ? true : false,
-				'retweeted' => false,
-				'possibly_sensitive' => false,
-				'lang' => "",
-				'statusnet_html'		=> $converted["html"],
-				'statusnet_conversation_id'	=> $lastwall['parent'],
-			);
-
-			if (count($converted["attachments"]) > 0) {
-				$status_info["attachments"] = $converted["attachments"];
-			}
-
-			if (count($converted["entities"]) > 0) {
-				$status_info["entities"] = $converted["entities"];
-			}
-
-			if (($lastwall['item_network'] != "") && ($status["source"] == 'web')) {
-				$status_info["source"] = network_to_name($lastwall['item_network'], $user_info['url']);
-			} elseif (($lastwall['item_network'] != "") && (network_to_name($lastwall['item_network'], $user_info['url']) != $status_info["source"])) {
-				$status_info["source"] = trim($status_info["source"].' ('.network_to_name($lastwall['item_network'], $user_info['url']).')');
-			}
-
-			// "uid" and "self" are only needed for some internal stuff, so remove it from here
-			unset($status_info["user"]["uid"]);
-			unset($status_info["user"]["self"]);
-		}
-
-		logger('status_info: '.print_r($status_info, true), LOGGER_DEBUG);
-
-		if ($type == "raw") {
-			return $status_info;
-		}
-
-		return api_format_data("statuses", $type, array('status' => $status_info));
+	// params
+	$id = intval($a->argv[3]);
 
+	if ($id == 0) {
+		$id = intval($_REQUEST["id"]);
 	}
 
-	/**
-	 * Returns extended information of a given user, specified by ID or screen name as per the required id parameter.
-	 * The author's most recent status will be returned inline.
-	 * http://developer.twitter.com/doc/get/users/show
-	 */
-	function api_users_show($type) {
-
-		$a = get_app();
-
-		$user_info = api_get_user($a);
-		$lastwall = q("SELECT `item`.*
-				FROM `item`
-				INNER JOIN `contact` ON `contact`.`id`=`item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
-				WHERE `item`.`uid` = %d AND `verb` = '%s' AND `item`.`contact-id` = %d
-					AND ((`item`.`author-link` IN ('%s', '%s')) OR (`item`.`owner-link` IN ('%s', '%s')))
-					AND `type`!='activity'
-					AND `item`.`allow_cid`='' AND `item`.`allow_gid`='' AND `item`.`deny_cid`='' AND `item`.`deny_gid`=''
-				ORDER BY `id` DESC
-				LIMIT 1",
-				intval(api_user()),
-				dbesc(ACTIVITY_POST),
-				intval($user_info['cid']),
-				dbesc($user_info['url']),
-				dbesc(normalise_link($user_info['url'])),
-				dbesc($user_info['url']),
-				dbesc(normalise_link($user_info['url']))
-		);
-
-		if (DBM::is_result($lastwall)) {
-			$lastwall = $lastwall[0];
-
-			$in_reply_to = api_in_reply_to($lastwall);
-
-			$converted = api_convert_item($lastwall);
-
-			if ($type == "xml") {
-				$geo = "georss:point";
-			} else {
-				$geo = "geo";
-			}
-
-			$user_info['status'] = array(
-				'text' => $converted["text"],
-				'truncated' => false,
-				'created_at' => api_date($lastwall['created']),
-				'in_reply_to_status_id' => $in_reply_to['status_id'],
-				'in_reply_to_status_id_str' => $in_reply_to['status_id_str'],
-				'source' => (($lastwall['app']) ? $lastwall['app'] : 'web'),
-				'id' => intval($lastwall['contact-id']),
-				'id_str' => (string) $lastwall['contact-id'],
-				'in_reply_to_user_id' => $in_reply_to['user_id'],
-				'in_reply_to_user_id_str' => $in_reply_to['user_id_str'],
-				'in_reply_to_screen_name' => $in_reply_to['screen_name'],
-				$geo => NULL,
-				'favorited' => $lastwall['starred'] ? true : false,
-				'statusnet_html' => $converted["html"],
-				'statusnet_conversation_id'	=> $lastwall['parent'],
-			);
-
-			if (count($converted["attachments"]) > 0) {
-				$user_info["status"]["attachments"] = $converted["attachments"];
-			}
-
-			if (count($converted["entities"]) > 0) {
-				$user_info["status"]["entities"] = $converted["entities"];
-			}
-
-			if (($lastwall['item_network'] != "") && ($user_info["status"]["source"] == 'web')) {
-				$user_info["status"]["source"] = network_to_name($lastwall['item_network'], $user_info['url']);
-			}
-
-			if (($lastwall['item_network'] != "") && (network_to_name($lastwall['item_network'], $user_info['url']) != $user_info["status"]["source"])) {
-				$user_info["status"]["source"] = trim($user_info["status"]["source"] . ' (' . network_to_name($lastwall['item_network'], $user_info['url']) . ')');
-			}
-
-		}
-
-		// "uid" and "self" are only needed for some internal stuff, so remove it from here
-		unset($user_info["uid"]);
-		unset($user_info["self"]);
-
-		return api_format_data("user", $type, array('user' => $user_info));
-
+	// Hotot workaround
+	if ($id == 0) {
+		$id = intval($a->argv[4]);
 	}
 
-	/// @TODO move to top of file or somewhere better
-	api_register_func('api/users/show','api_users_show');
-	api_register_func('api/externalprofile/show','api_users_show');
+	logger('API: api_statuses_destroy: '.$id);
 
-	function api_users_search($type) {
+	$ret = api_statuses_show($type);
 
-		$a = get_app();
+	drop_item($id, false);
 
-		$page = (x($_REQUEST, 'page') ? $_REQUEST['page'] - 1 : 0);
+	return $ret;
+}
 
-		$userlist = array();
+/// @TODO move to top of file or somewhere better
+api_register_func('api/statuses/destroy', 'api_statuses_destroy', true, API_METHOD_DELETE);
 
-		if (x($_GET, 'q')) {
-			$r = q("SELECT id FROM `contact` WHERE `uid` = 0 AND `name` = '%s'", dbesc($_GET["q"]));
+/**
+ * @TODO Nothing more than an URL to say?
+ * http://developer.twitter.com/doc/get/statuses/mentions
+ */
+function api_statuses_mentions($type)
+{
+	$a = get_app();
 
-			if (!DBM::is_result($r)) {
-				$r = q("SELECT `id` FROM `contact` WHERE `uid` = 0 AND `nick` = '%s'", dbesc($_GET["q"]));
-			}
-
-			if (DBM::is_result($r)) {
-				$k = 0;
-				foreach ($r AS $user) {
-					$user_info = api_get_user($a, $user["id"], "json");
-
-					if ($type == "xml") {
-						$userlist[$k++.":user"] = $user_info;
-					} else {
-						$userlist[] = $user_info;
-					}
-				}
-				$userlist = array("users" => $userlist);
-			} else {
-				throw new BadRequestException("User not found.");
-			}
-		} else {
-			throw new BadRequestException("User not found.");
-		}
-		return api_format_data("users", $type, $userlist);
+	if (api_user() === false) {
+		throw new ForbiddenException();
 	}
 
-	/// @TODO move to top of file or somewhere better
-	api_register_func('api/users/search','api_users_search');
+	unset($_REQUEST["user_id"]);
+	unset($_GET["user_id"]);
 
-	/**
-	 *
-	 * http://developer.twitter.com/doc/get/statuses/home_timeline
-	 *
-	 * TODO: Optional parameters
-	 * TODO: Add reply info
-	 */
-	function api_statuses_home_timeline($type) {
+	unset($_REQUEST["screen_name"]);
+	unset($_GET["screen_name"]);
 
-		$a = get_app();
+	$user_info = api_get_user($a);
+	// get last newtork messages
 
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
 
-		unset($_REQUEST["user_id"]);
-		unset($_GET["user_id"]);
+	// params
+	$count = (x($_REQUEST, 'count') ? $_REQUEST['count'] : 20);
+	$page = (x($_REQUEST, 'page') ? $_REQUEST['page'] -1 : 0);
+	if ($page < 0) {
+		$page = 0;
+	}
+	$since_id = (x($_REQUEST, 'since_id') ? $_REQUEST['since_id'] : 0);
+	$max_id = (x($_REQUEST, 'max_id') ? $_REQUEST['max_id'] : 0);
+	//$since_id = 0;//$since_id = (x($_REQUEST, 'since_id')?$_REQUEST['since_id'] : 0);
 
-		unset($_REQUEST["screen_name"]);
-		unset($_GET["screen_name"]);
+	$start = $page * $count;
 
-		$user_info = api_get_user($a);
-		// get last newtork messages
+	// Ugly code - should be changed
+	$myurl = System::baseUrl() . '/profile/'. $a->user['nickname'];
+	$myurl = substr($myurl, strpos($myurl, '://') + 3);
+	//$myurl = str_replace(array('www.','.'),array('','\\.'),$myurl);
+	$myurl = str_replace('www.', '', $myurl);
+	$diasp_url = str_replace('/profile/', '/u/', $myurl);
+
+	if ($max_id > 0) {
+		$sql_extra = ' AND `item`.`id` <= ' . intval($max_id);
+	}
+
+	$r = q(
+		"SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
+		`contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
+		`contact`.`network`, `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
+		`contact`.`id` AS `cid`
+		FROM `item` FORCE INDEX (`uid_id`)
+		STRAIGHT_JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
+			AND (NOT `contact`.`blocked` OR `contact`.`pending`)
+		WHERE `item`.`uid` = %d AND `verb` = '%s'
+		AND NOT (`item`.`author-link` IN ('https://%s', 'http://%s'))
+		AND `item`.`visible` AND NOT `item`.`moderated` AND NOT `item`.`deleted`
+		AND `item`.`parent` IN (SELECT `iid` FROM `thread` WHERE `uid` = %d AND `mention` AND !`ignored`)
+		$sql_extra
+		AND `item`.`id`>%d
+		ORDER BY `item`.`id` DESC LIMIT %d ,%d ",
+		intval(api_user()),
+		dbesc(ACTIVITY_POST),
+		dbesc(protect_sprintf($myurl)),
+		dbesc(protect_sprintf($myurl)),
+		intval(api_user()),
+		intval($since_id),
+		intval($start),
+		intval($count)
+	);
+
+	$ret = api_format_items($r, $user_info, false, $type);
+
+	$data = array('status' => $ret);
+	switch ($type) {
+		case "atom":
+		case "rss":
+			$data = api_rss_extra($a, $data, $user_info);
+			break;
+	}
+
+	return api_format_data("statuses", $type, $data);
+}
+
+/// @TODO move to top of file or somewhere better
+api_register_func('api/statuses/mentions', 'api_statuses_mentions', true);
+api_register_func('api/statuses/replies', 'api_statuses_mentions', true);
+
+function api_statuses_user_timeline($type)
+{
+	$a = get_app();
+
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+
+	$user_info = api_get_user($a);
+	// get last network messages
+
+	logger(
+		"api_statuses_user_timeline: api_user: ". api_user() .
+			"\nuser_info: ".print_r($user_info, true) .
+			"\n_REQUEST:  ".print_r($_REQUEST, true),
+		LOGGER_DEBUG
+	);
+
+	// params
+	$count = (x($_REQUEST, 'count') ? $_REQUEST['count'] : 20);
+	$page = (x($_REQUEST, 'page') ? $_REQUEST['page'] -1 : 0);
+	if ($page < 0) {
+		$page = 0;
+	}
+	$since_id = (x($_REQUEST, 'since_id') ? $_REQUEST['since_id'] : 0);
+	//$since_id = 0;//$since_id = (x($_REQUEST, 'since_id')?$_REQUEST['since_id'] : 0);
+	$exclude_replies = (x($_REQUEST, 'exclude_replies') ? 1 : 0);
+	$conversation_id = (x($_REQUEST, 'conversation_id') ? $_REQUEST['conversation_id'] : 0);
+
+	$start = $page * $count;
+
+	$sql_extra = '';
+	if ($user_info['self'] == 1) {
+		$sql_extra .= " AND `item`.`wall` = 1 ";
+	}
+
+	if ($exclude_replies > 0) {
+		$sql_extra .= ' AND `item`.`parent` = `item`.`id`';
+	}
+	if ($conversation_id > 0) {
+		$sql_extra .= ' AND `item`.`parent` = ' . intval($conversation_id);
+	}
+
+	$r = q(
+		"SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
+		`contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
+		`contact`.`network`, `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
+		`contact`.`id` AS `cid`
+		FROM `item` FORCE INDEX (`uid_contactid_id`)
+		STRAIGHT_JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
+			AND (NOT `contact`.`blocked` OR `contact`.`pending`)
+		WHERE `item`.`uid` = %d AND `verb` = '%s'
+		AND `item`.`contact-id` = %d
+		AND `item`.`visible` AND NOT `item`.`moderated` AND NOT `item`.`deleted`
+		$sql_extra
+		AND `item`.`id`>%d
+		ORDER BY `item`.`id` DESC LIMIT %d ,%d ",
+		intval(api_user()),
+		dbesc(ACTIVITY_POST),
+		intval($user_info['cid']),
+		intval($since_id),
+		intval($start),
+		intval($count)
+	);
+
+	$ret = api_format_items($r, $user_info, true, $type);
+
+	$data = array('status' => $ret);
+	switch ($type) {
+		case "atom":
+		case "rss":
+			$data = api_rss_extra($a, $data, $user_info);
+			break;
+	}
+
+	return api_format_data("statuses", $type, $data);
+}
+
+/// @TODO move to top of file or somwhere better
+api_register_func('api/statuses/user_timeline','api_statuses_user_timeline', true);
+
+/**
+ * Star/unstar an item
+ * param: id : id of the item
+ *
+ * api v1 : https://web.archive.org/web/20131019055350/https://dev.twitter.com/docs/api/1/post/favorites/create/%3Aid
+ */
+function api_favorites_create_destroy($type)
+{
+	$a = get_app();
+
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+
+	// for versioned api.
+	/// @TODO We need a better global soluton
+	$action_argv_id = 2;
+	if ($a->argv[1] == "1.1") {
+		$action_argv_id = 3;
+	}
+
+	if ($a->argc <= $action_argv_id) {
+		throw new BadRequestException("Invalid request.");
+	}
+	$action = str_replace("." . $type, "", $a->argv[$action_argv_id]);
+	if ($a->argc == $action_argv_id + 2) {
+		$itemid = intval($a->argv[$action_argv_id + 1]);
+	} else {
+		///  @TODO use x() to check if _REQUEST contains 'id'
+		$itemid = intval($_REQUEST['id']);
+	}
+
+	$item = q("SELECT * FROM `item` WHERE `id`=%d AND `uid`=%d LIMIT 1", $itemid, api_user());
+
+	if (!DBM::is_result($item) || count($item) == 0) {
+		throw new BadRequestException("Invalid item.");
+	}
+
+	switch ($action) {
+		case "create":
+			$item[0]['starred'] = 1;
+			break;
+		case "destroy":
+			$item[0]['starred'] = 0;
+			break;
+		default:
+			throw new BadRequestException("Invalid action ".$action);
+	}
+
+	$r = q("UPDATE item SET starred=%d WHERE id=%d AND uid=%d",	$item[0]['starred'], $itemid, api_user());
+
+	q("UPDATE thread SET starred=%d WHERE iid=%d AND uid=%d", $item[0]['starred'], $itemid, api_user());
+
+	if ($r === false) {
+		throw new InternalServerErrorException("DB error");
+	}
+
+
+	$user_info = api_get_user($a);
+	$rets = api_format_items($item, $user_info, false, $type);
+	$ret = $rets[0];
+
+	$data = array('status' => $ret);
+	switch ($type) {
+		case "atom":
+		case "rss":
+			$data = api_rss_extra($a, $data, $user_info);
+	}
+
+	return api_format_data("status", $type, $data);
+}
+
+/// @TODO move to top of file or somwhere better
+api_register_func('api/favorites/create', 'api_favorites_create_destroy', true, API_METHOD_POST);
+api_register_func('api/favorites/destroy', 'api_favorites_create_destroy', true, API_METHOD_DELETE);
+
+function api_favorites($type)
+{
+	global $called_api;
+
+	$a = get_app();
+
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+
+	$called_api = array();
+
+	$user_info = api_get_user($a);
+
+	// in friendica starred item are private
+	// return favorites only for self
+	logger('api_favorites: self:' . $user_info['self']);
+
+	if ($user_info['self'] == 0) {
+		$ret = array();
+	} else {
+		$sql_extra = "";
 
 		// params
-		$count = (x($_REQUEST, 'count') ? $_REQUEST['count'] : 20);
-		$page = (x($_REQUEST, 'page') ? $_REQUEST['page'] - 1 : 0);
-		if ($page < 0) {
-			$page = 0;
-		}
 		$since_id = (x($_REQUEST, 'since_id') ? $_REQUEST['since_id'] : 0);
 		$max_id = (x($_REQUEST, 'max_id') ? $_REQUEST['max_id'] : 0);
-		//$since_id = 0;//$since_id = (x($_REQUEST, 'since_id')?$_REQUEST['since_id'] : 0);
-		$exclude_replies = (x($_REQUEST, 'exclude_replies') ? 1 : 0);
-		$conversation_id = (x($_REQUEST, 'conversation_id') ? $_REQUEST['conversation_id'] : 0);
-
-		$start = $page * $count;
-
-		$sql_extra = '';
-		if ($max_id > 0) {
-			$sql_extra .= ' AND `item`.`id` <= ' . intval($max_id);
-		}
-		if ($exclude_replies > 0) {
-			$sql_extra .= ' AND `item`.`parent` = `item`.`id`';
-		}
-		if ($conversation_id > 0) {
-			$sql_extra .= ' AND `item`.`parent` = ' . intval($conversation_id);
-		}
-
-		$r = q("SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
-			`contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
-			`contact`.`network`, `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
-			`contact`.`id` AS `cid`
-			FROM `item`
-			STRAIGHT_JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
-				AND (NOT `contact`.`blocked` OR `contact`.`pending`)
-			WHERE `item`.`uid` = %d AND `verb` = '%s'
-			AND `item`.`visible` AND NOT `item`.`moderated` AND NOT `item`.`deleted`
-			$sql_extra
-			AND `item`.`id`>%d
-			ORDER BY `item`.`id` DESC LIMIT %d ,%d ",
-			intval(api_user()),
-			dbesc(ACTIVITY_POST),
-			intval($since_id),
-			intval($start),	intval($count)
-		);
-
-		$ret = api_format_items($r, $user_info, false, $type);
-
-		// Set all posts from the query above to seen
-		$idarray = array();
-		foreach ($r AS $item) {
-			$idarray[] = intval($item["id"]);
-		}
-
-		$idlist = implode(",", $idarray);
-
-		if ($idlist != "") {
-			$unseen = q("SELECT `id` FROM `item` WHERE `unseen` AND `id` IN (%s)", $idlist);
-
-			if ($unseen) {
-				$r = q("UPDATE `item` SET `unseen` = 0 WHERE `unseen` AND `id` IN (%s)", $idlist);
-			}
-		}
-
-		$data = array('status' => $ret);
-		switch ($type) {
-			case "atom":
-			case "rss":
-				$data = api_rss_extra($a, $data, $user_info);
-				break;
-		}
-
-		return api_format_data("statuses", $type, $data);
-	}
-
-	/// @TODO move to top of file or somewhere better
-	api_register_func('api/statuses/home_timeline','api_statuses_home_timeline', true);
-	api_register_func('api/statuses/friends_timeline','api_statuses_home_timeline', true);
-
-	function api_statuses_public_timeline($type) {
-
-		$a = get_app();
-
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
-
-		$user_info = api_get_user($a);
-		// get last newtork messages
-
-		// params
-		$count = (x($_REQUEST, 'count') ? $_REQUEST['count'] : 20);
-		$page = (x($_REQUEST, 'page') ? $_REQUEST['page'] -1 : 0);
-		if ($page < 0) {
-			$page = 0;
-		}
-		$since_id = (x($_REQUEST, 'since_id') ? $_REQUEST['since_id'] : 0);
-		$max_id = (x($_REQUEST, 'max_id') ? $_REQUEST['max_id'] : 0);
-		//$since_id = 0;//$since_id = (x($_REQUEST, 'since_id')?$_REQUEST['since_id'] : 0);
-		$exclude_replies = (x($_REQUEST, 'exclude_replies') ? 1 : 0);
-		$conversation_id = (x($_REQUEST, 'conversation_id') ? $_REQUEST['conversation_id'] : 0);
-
-		$start = $page * $count;
-
-		if ($max_id > 0) {
-			$sql_extra = 'AND `item`.`id` <= ' . intval($max_id);
-		}
-		if ($exclude_replies > 0) {
-			$sql_extra .= ' AND `item`.`parent` = `item`.`id`';
-		}
-		if ($conversation_id > 0) {
-			$sql_extra .= ' AND `item`.`parent` = ' . intval($conversation_id);
-		}
-
-		$r = q("SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
-			`contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
-			`contact`.`network`, `contact`.`thumb`, `contact`.`self`, `contact`.`writable`,
-			`contact`.`id` AS `cid`,
-			`user`.`nickname`, `user`.`hidewall`
-			FROM `item`
-			STRAIGHT_JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
-				AND (NOT `contact`.`blocked` OR `contact`.`pending`)
-			STRAIGHT_JOIN `user` ON `user`.`uid` = `item`.`uid`
-				AND NOT `user`.`hidewall`
-			WHERE `verb` = '%s' AND `item`.`visible` AND NOT `item`.`deleted` AND NOT `item`.`moderated`
-			AND `item`.`allow_cid` = ''  AND `item`.`allow_gid` = ''
-			AND `item`.`deny_cid`  = '' AND `item`.`deny_gid`  = ''
-			AND NOT `item`.`private` AND `item`.`wall`
-			$sql_extra
-			AND `item`.`id`>%d
-			ORDER BY `item`.`id` DESC LIMIT %d, %d ",
-			dbesc(ACTIVITY_POST),
-			intval($since_id),
-			intval($start),
-			intval($count));
-
-		$ret = api_format_items($r, $user_info, false, $type);
-
-		$data = array('status' => $ret);
-		switch ($type) {
-			case "atom":
-			case "rss":
-				$data = api_rss_extra($a, $data, $user_info);
-				break;
-		}
-
-		return api_format_data("statuses", $type, $data);
-	}
-
-	/// @TODO move to top of file or somewhere better
-	api_register_func('api/statuses/public_timeline','api_statuses_public_timeline', true);
-
-	/**
-	 * @TODO nothing to say?
-	 */
-	function api_statuses_show($type) {
-
-		$a = get_app();
-
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
-
-		$user_info = api_get_user($a);
-
-		// params
-		$id = intval($a->argv[3]);
-
-		if ($id == 0) {
-			$id = intval($_REQUEST["id"]);
-		}
-
-		// Hotot workaround
-		if ($id == 0) {
-			$id = intval($a->argv[4]);
-		}
-
-		logger('API: api_statuses_show: ' . $id);
-
-		$conversation = (x($_REQUEST, 'conversation') ? 1 : 0);
-
-		$sql_extra = '';
-		if ($conversation) {
-			$sql_extra .= " AND `item`.`parent` = %d ORDER BY `id` ASC ";
-		} else {
-			$sql_extra .= " AND `item`.`id` = %d";
-		}
-
-		$r = q("SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
-			`contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
-			`contact`.`network`, `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
-			`contact`.`id` AS `cid`
-			FROM `item`
-			INNER JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
-				AND (NOT `contact`.`blocked` OR `contact`.`pending`)
-			WHERE `item`.`visible` AND NOT `item`.`moderated` AND NOT `item`.`deleted`
-			AND `item`.`uid` = %d AND `item`.`verb` = '%s'
-			$sql_extra",
-			intval(api_user()),
-			dbesc(ACTIVITY_POST),
-			intval($id)
-		);
-
-		/// @TODO How about copying this to above methods which don't check $r ?
-		if (!DBM::is_result($r)) {
-			throw new BadRequestException("There is no status with this id.");
-		}
-
-		$ret = api_format_items($r,$user_info, false, $type);
-
-		if ($conversation) {
-			$data = array('status' => $ret);
-			return api_format_data("statuses", $type, $data);
-		} else {
-			$data = array('status' => $ret[0]);
-			return api_format_data("status", $type, $data);
-		}
-	}
-
-	/// @TODO move to top of file or somewhere better
-	api_register_func('api/statuses/show','api_statuses_show', true);
-
-	/**
-	 * @TODO nothing to say?
-	 */
-	function api_conversation_show($type) {
-
-		$a = get_app();
-
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
-
-		$user_info = api_get_user($a);
-
-		// params
-		$id = intval($a->argv[3]);
-		$count = (x($_REQUEST, 'count') ? $_REQUEST['count'] : 20);
-		$page = (x($_REQUEST, 'page') ? $_REQUEST['page'] - 1 : 0);
-		if ($page < 0) {
-			$page = 0;
-		}
-		$since_id = (x($_REQUEST, 'since_id') ? $_REQUEST['since_id'] : 0);
-		$max_id = (x($_REQUEST, 'max_id') ? $_REQUEST['max_id'] : 0);
-
-		$start = $page*$count;
-
-		if ($id == 0) {
-			$id = intval($_REQUEST["id"]);
-		}
-
-		// Hotot workaround
-		if ($id == 0) {
-			$id = intval($a->argv[4]);
-		}
-
-		logger('API: api_conversation_show: '.$id);
-
-		$r = q("SELECT `parent` FROM `item` WHERE `id` = %d", intval($id));
-		if (DBM::is_result($r)) {
-			$id = $r[0]["parent"];
-		}
-
-		$sql_extra = '';
-
-		if ($max_id > 0) {
-			$sql_extra = ' AND `item`.`id` <= ' . intval($max_id);
-		}
-
-		// Not sure why this query was so complicated. We should keep it here for a while,
-		// just to make sure that we really don't need it.
-		//	FROM `item` INNER JOIN (SELECT `uri`,`parent` FROM `item` WHERE `id` = %d) AS `temp1`
-		//	ON (`item`.`thr-parent` = `temp1`.`uri` AND `item`.`parent` = `temp1`.`parent`)
-
-		$r = q("SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
-			`contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
-			`contact`.`network`, `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
-			`contact`.`id` AS `cid`
-			FROM `item`
-			STRAIGHT_JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
-				AND (NOT `contact`.`blocked` OR `contact`.`pending`)
-			WHERE `item`.`parent` = %d AND `item`.`visible`
-			AND NOT `item`.`moderated` AND NOT `item`.`deleted`
-			AND `item`.`uid` = %d AND `item`.`verb` = '%s'
-			AND `item`.`id`>%d $sql_extra
-			ORDER BY `item`.`id` DESC LIMIT %d ,%d",
-			intval($id), intval(api_user()),
-			dbesc(ACTIVITY_POST),
-			intval($since_id),
-			intval($start), intval($count)
-		);
-
-		if (!DBM::is_result($r)) {
-			throw new BadRequestException("There is no status with this id.");
-		}
-
-		$ret = api_format_items($r, $user_info, false, $type);
-
-		$data = array('status' => $ret);
-		return api_format_data("statuses", $type, $data);
-	}
-
-	/// @TODO move to top of file or somewhere better
-	api_register_func('api/conversation/show','api_conversation_show', true);
-	api_register_func('api/statusnet/conversation','api_conversation_show', true);
-
-	/**
-	 * @TODO nothing to say?
-	 */
-	function api_statuses_repeat($type) {
-		global $called_api;
-
-		$a = get_app();
-
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
-
-		$user_info = api_get_user($a);
-
-		// params
-		$id = intval($a->argv[3]);
-
-		if ($id == 0) {
-			$id = intval($_REQUEST["id"]);
-		}
-
-		// Hotot workaround
-		if ($id == 0) {
-			$id = intval($a->argv[4]);
-		}
-
-		logger('API: api_statuses_repeat: '.$id);
-
-		$r = q("SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`, `contact`.`nick` as `reply_author`,
-			`contact`.`name`, `contact`.`photo` as `reply_photo`, `contact`.`url` as `reply_url`, `contact`.`rel`,
-			`contact`.`network`, `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
-			`contact`.`id` AS `cid`
-			FROM `item`
-			INNER JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
-				AND (NOT `contact`.`blocked` OR `contact`.`pending`)
-			WHERE `item`.`visible` AND NOT `item`.`moderated` AND NOT `item`.`deleted`
-			AND NOT `item`.`private` AND `item`.`allow_cid` = '' AND `item`.`allow_gid` = ''
-			AND `item`.`deny_cid` = '' AND `item`.`deny_gid` = ''
-			$sql_extra
-			AND `item`.`id`=%d",
-			intval($id)
-		);
-
-		/// @TODO other style than above functions!
-		if (DBM::is_result($r) && $r[0]['body'] != "") {
-			if (strpos($r[0]['body'], "[/share]") !== false) {
-				$pos = strpos($r[0]['body'], "[share");
-				$post = substr($r[0]['body'], $pos);
-			} else {
-				$post = share_header($r[0]['author-name'], $r[0]['author-link'], $r[0]['author-avatar'], $r[0]['guid'], $r[0]['created'], $r[0]['plink']);
-
-				$post .= $r[0]['body'];
-				$post .= "[/share]";
-			}
-			$_REQUEST['body'] = $post;
-			$_REQUEST['profile_uid'] = api_user();
-			$_REQUEST['type'] = 'wall';
-			$_REQUEST['api_source'] = true;
-
-			if (!x($_REQUEST, "source")) {
-				$_REQUEST["source"] = api_source();
-			}
-
-			item_post($a);
-		} else {
-			throw new ForbiddenException();
-		}
-
-		// this should output the last post (the one we just posted).
-		$called_api = null;
-		return api_status_show($type);
-	}
-
-	/// @TODO move to top of file or somewhere better
-	api_register_func('api/statuses/retweet','api_statuses_repeat', true, API_METHOD_POST);
-
-	/**
-	 * @TODO nothing to say?
-	 */
-	function api_statuses_destroy($type) {
-
-		$a = get_app();
-
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
-
-		$user_info = api_get_user($a);
-
-		// params
-		$id = intval($a->argv[3]);
-
-		if ($id == 0) {
-			$id = intval($_REQUEST["id"]);
-		}
-
-		// Hotot workaround
-		if ($id == 0) {
-			$id = intval($a->argv[4]);
-		}
-
-		logger('API: api_statuses_destroy: '.$id);
-
-		$ret = api_statuses_show($type);
-
-		drop_item($id, false);
-
-		return $ret;
-	}
-
-	/// @TODO move to top of file or somewhere better
-	api_register_func('api/statuses/destroy','api_statuses_destroy', true, API_METHOD_DELETE);
-
-	/**
-	 * @TODO Nothing more than an URL to say?
-	 * http://developer.twitter.com/doc/get/statuses/mentions
-	 */
-	function api_statuses_mentions($type) {
-
-		$a = get_app();
-
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
-
-		unset($_REQUEST["user_id"]);
-		unset($_GET["user_id"]);
-
-		unset($_REQUEST["screen_name"]);
-		unset($_GET["screen_name"]);
-
-		$user_info = api_get_user($a);
-		// get last newtork messages
-
-
-		// params
-		$count = (x($_REQUEST, 'count') ? $_REQUEST['count'] : 20);
-		$page = (x($_REQUEST, 'page') ? $_REQUEST['page'] -1 : 0);
-		if ($page < 0) {
-			$page = 0;
-		}
-		$since_id = (x($_REQUEST, 'since_id') ? $_REQUEST['since_id'] : 0);
-		$max_id = (x($_REQUEST, 'max_id') ? $_REQUEST['max_id'] : 0);
-		//$since_id = 0;//$since_id = (x($_REQUEST, 'since_id')?$_REQUEST['since_id'] : 0);
-
-		$start = $page * $count;
-
-		// Ugly code - should be changed
-		$myurl = System::baseUrl() . '/profile/'. $a->user['nickname'];
-		$myurl = substr($myurl,strpos($myurl, '://') + 3);
-		//$myurl = str_replace(array('www.','.'),array('','\\.'),$myurl);
-		$myurl = str_replace('www.', '', $myurl);
-		$diasp_url = str_replace('/profile/', '/u/', $myurl);
-
-		if ($max_id > 0) {
-			$sql_extra = ' AND `item`.`id` <= ' . intval($max_id);
-		}
-
-		$r = q("SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
-			`contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
-			`contact`.`network`, `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
-			`contact`.`id` AS `cid`
-			FROM `item` FORCE INDEX (`uid_id`)
-			STRAIGHT_JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
-				AND (NOT `contact`.`blocked` OR `contact`.`pending`)
-			WHERE `item`.`uid` = %d AND `verb` = '%s'
-			AND NOT (`item`.`author-link` IN ('https://%s', 'http://%s'))
-			AND `item`.`visible` AND NOT `item`.`moderated` AND NOT `item`.`deleted`
-			AND `item`.`parent` IN (SELECT `iid` FROM `thread` WHERE `uid` = %d AND `mention` AND !`ignored`)
-			$sql_extra
-			AND `item`.`id`>%d
-			ORDER BY `item`.`id` DESC LIMIT %d ,%d ",
-			intval(api_user()),
-			dbesc(ACTIVITY_POST),
-			dbesc(protect_sprintf($myurl)),
-			dbesc(protect_sprintf($myurl)),
-			intval(api_user()),
-			intval($since_id),
-			intval($start),	intval($count)
-		);
-
-		$ret = api_format_items($r, $user_info, false, $type);
-
-		$data = array('status' => $ret);
-		switch ($type) {
-			case "atom":
-			case "rss":
-				$data = api_rss_extra($a, $data, $user_info);
-				break;
-		}
-
-		return api_format_data("statuses", $type, $data);
-	}
-
-	/// @TODO move to top of file or somewhere better
-	api_register_func('api/statuses/mentions','api_statuses_mentions', true);
-	api_register_func('api/statuses/replies','api_statuses_mentions', true);
-
-	function api_statuses_user_timeline($type) {
-
-		$a = get_app();
-
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
-
-		$user_info = api_get_user($a);
-		// get last network messages
-
-		logger("api_statuses_user_timeline: api_user: ". api_user() .
-			   "\nuser_info: ".print_r($user_info, true) .
-			   "\n_REQUEST:  ".print_r($_REQUEST, true),
-			   LOGGER_DEBUG);
-
-		// params
-		$count = (x($_REQUEST, 'count') ? $_REQUEST['count'] : 20);
-		$page = (x($_REQUEST, 'page') ? $_REQUEST['page'] -1 : 0);
-		if ($page < 0) {
-			$page = 0;
-		}
-		$since_id = (x($_REQUEST, 'since_id') ? $_REQUEST['since_id'] : 0);
-		//$since_id = 0;//$since_id = (x($_REQUEST, 'since_id')?$_REQUEST['since_id'] : 0);
-		$exclude_replies = (x($_REQUEST, 'exclude_replies') ? 1 : 0);
-		$conversation_id = (x($_REQUEST, 'conversation_id') ? $_REQUEST['conversation_id'] : 0);
-
-		$start = $page * $count;
-
-		$sql_extra = '';
-		if ($user_info['self'] == 1) {
-			$sql_extra .= " AND `item`.`wall` = 1 ";
-		}
-
-		if ($exclude_replies > 0) {
-			$sql_extra .= ' AND `item`.`parent` = `item`.`id`';
-		}
-		if ($conversation_id > 0) {
-			$sql_extra .= ' AND `item`.`parent` = ' . intval($conversation_id);
-		}
-
-		$r = q("SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
-			`contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
-			`contact`.`network`, `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
-			`contact`.`id` AS `cid`
-			FROM `item` FORCE INDEX (`uid_contactid_id`)
-			STRAIGHT_JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
-				AND (NOT `contact`.`blocked` OR `contact`.`pending`)
-			WHERE `item`.`uid` = %d AND `verb` = '%s'
-			AND `item`.`contact-id` = %d
-			AND `item`.`visible` AND NOT `item`.`moderated` AND NOT `item`.`deleted`
-			$sql_extra
-			AND `item`.`id`>%d
-			ORDER BY `item`.`id` DESC LIMIT %d ,%d ",
-			intval(api_user()),
-			dbesc(ACTIVITY_POST),
-			intval($user_info['cid']),
-			intval($since_id),
-			intval($start),	intval($count)
-		);
-
-		$ret = api_format_items($r, $user_info, true, $type);
-
-		$data = array('status' => $ret);
-		switch ($type) {
-			case "atom":
-			case "rss":
-				$data = api_rss_extra($a, $data, $user_info);
-				break;
-		}
-
-		return api_format_data("statuses", $type, $data);
-	}
-
-	/// @TODO move to top of file or somwhere better
-	api_register_func('api/statuses/user_timeline','api_statuses_user_timeline', true);
-
-	/**
-	 * Star/unstar an item
-	 * param: id : id of the item
-	 *
-	 * api v1 : https://web.archive.org/web/20131019055350/https://dev.twitter.com/docs/api/1/post/favorites/create/%3Aid
-	 */
-	function api_favorites_create_destroy($type) {
-
-		$a = get_app();
-
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
-
-		// for versioned api.
-		/// @TODO We need a better global soluton
-		$action_argv_id = 2;
-		if ($a->argv[1] == "1.1") {
-			$action_argv_id = 3;
-		}
-
-		if ($a->argc <= $action_argv_id) {
-			throw new BadRequestException("Invalid request.");
-		}
-		$action = str_replace("." . $type, "", $a->argv[$action_argv_id]);
-		if ($a->argc == $action_argv_id + 2) {
-			$itemid = intval($a->argv[$action_argv_id + 1]);
-		} else {
-			///  @TODO use x() to check if _REQUEST contains 'id'
-			$itemid = intval($_REQUEST['id']);
-		}
-
-		$item = q("SELECT * FROM `item` WHERE `id`=%d AND `uid`=%d LIMIT 1",
-				$itemid, api_user());
-
-		if (!DBM::is_result($item) || count($item) == 0) {
-			throw new BadRequestException("Invalid item.");
-		}
-
-		switch ($action) {
-			case "create":
-				$item[0]['starred'] = 1;
-				break;
-			case "destroy":
-				$item[0]['starred'] = 0;
-				break;
-			default:
-				throw new BadRequestException("Invalid action ".$action);
-		}
-
-		$r = q("UPDATE item SET starred=%d WHERE id=%d AND uid=%d",
-				$item[0]['starred'], $itemid, api_user());
-
-		q("UPDATE thread SET starred=%d WHERE iid=%d AND uid=%d",
-			$item[0]['starred'], $itemid, api_user());
-
-		if ($r === false) {
-			throw new InternalServerErrorException("DB error");
-		}
-
-
-		$user_info = api_get_user($a);
-		$rets = api_format_items($item, $user_info, false, $type);
-		$ret = $rets[0];
-
-		$data = array('status' => $ret);
-		switch ($type) {
-			case "atom":
-			case "rss":
-				$data = api_rss_extra($a, $data, $user_info);
-		}
-
-		return api_format_data("status", $type, $data);
-	}
-
-	/// @TODO move to top of file or somwhere better
-	api_register_func('api/favorites/create', 'api_favorites_create_destroy', true, API_METHOD_POST);
-	api_register_func('api/favorites/destroy', 'api_favorites_create_destroy', true, API_METHOD_DELETE);
-
-	function api_favorites($type) {
-		global $called_api;
-
-		$a = get_app();
-
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
-
-		$called_api = array();
-
-		$user_info = api_get_user($a);
-
-		// in friendica starred item are private
-		// return favorites only for self
-		logger('api_favorites: self:' . $user_info['self']);
-
-		if ($user_info['self'] == 0) {
-			$ret = array();
-		} else {
-			$sql_extra = "";
-
-			// params
-			$since_id = (x($_REQUEST, 'since_id') ? $_REQUEST['since_id'] : 0);
-			$max_id = (x($_REQUEST, 'max_id') ? $_REQUEST['max_id'] : 0);
-			$count = (x($_GET, 'count') ? $_GET['count'] : 20);
-			$page = (x($_REQUEST, 'page') ? $_REQUEST['page'] -1 : 0);
-			if ($page < 0) {
-				$page = 0;
-			}
-
-			$start = $page*$count;
-
-			if ($max_id > 0) {
-				$sql_extra .= ' AND `item`.`id` <= ' . intval($max_id);
-			}
-
-			$r = q("SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
-				`contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
-				`contact`.`network`, `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
-				`contact`.`id` AS `cid`
-				FROM `item`, `contact`
-				WHERE `item`.`uid` = %d
-				AND `item`.`visible` = 1 AND `item`.`moderated` = 0 AND `item`.`deleted` = 0
-				AND `item`.`starred` = 1
-				AND `contact`.`id` = `item`.`contact-id`
-				AND (NOT `contact`.`blocked` OR `contact`.`pending`)
-				$sql_extra
-				AND `item`.`id`>%d
-				ORDER BY `item`.`id` DESC LIMIT %d ,%d ",
-				intval(api_user()),
-				intval($since_id),
-				intval($start),	intval($count)
-			);
-
-			$ret = api_format_items($r,$user_info, false, $type);
-
-		}
-
-		$data = array('status' => $ret);
-		switch ($type) {
-			case "atom":
-			case "rss":
-				$data = api_rss_extra($a, $data, $user_info);
-		}
-
-		return api_format_data("statuses", $type, $data);
-	}
-
-	/// @TODO move to top of file or somwhere better
-	api_register_func('api/favorites','api_favorites', true);
-
-	function api_format_messages($item, $recipient, $sender) {
-		// standard meta information
-		$ret=Array(
-				'id'                    => $item['id'],
-				'sender_id'             => $sender['id'] ,
-				'text'                  => "",
-				'recipient_id'          => $recipient['id'],
-				'created_at'            => api_date($item['created']),
-				'sender_screen_name'    => $sender['screen_name'],
-				'recipient_screen_name' => $recipient['screen_name'],
-				'sender'                => $sender,
-				'recipient'             => $recipient,
-				'title'                 => "",
-				'friendica_seen'        => $item['seen'],
-				'friendica_parent_uri'  => $item['parent-uri'],
-		);
-
-		// "uid" and "self" are only needed for some internal stuff, so remove it from here
-		unset($ret["sender"]["uid"]);
-		unset($ret["sender"]["self"]);
-		unset($ret["recipient"]["uid"]);
-		unset($ret["recipient"]["self"]);
-
-		//don't send title to regular StatusNET requests to avoid confusing these apps
-		if (x($_GET, 'getText')) {
-			$ret['title'] = $item['title'];
-			if ($_GET['getText'] == 'html') {
-				$ret['text'] = bbcode($item['body'], false, false);
-			} elseif ($_GET['getText'] == 'plain') {
-				//$ret['text'] = html2plain(bbcode($item['body'], false, false, true), 0);
-				$ret['text'] = trim(html2plain(bbcode(api_clean_plain_items($item['body']), false, false, 2, true), 0));
-			}
-		} else {
-			$ret['text'] = $item['title'] . "\n" . html2plain(bbcode(api_clean_plain_items($item['body']), false, false, 2, true), 0);
-		}
-		if (x($_GET, 'getUserObjects') && $_GET['getUserObjects'] == 'false') {
-			unset($ret['sender']);
-			unset($ret['recipient']);
-		}
-
-		return $ret;
-	}
-
-	function api_convert_item($item) {
-		$body = $item['body'];
-		$attachments = api_get_attachments($body);
-
-		// Workaround for ostatus messages where the title is identically to the body
-		$html = bbcode(api_clean_plain_items($body), false, false, 2, true);
-		$statusbody = trim(html2plain($html, 0));
-
-		// handle data: images
-		$statusbody = api_format_items_embeded_images($item,$statusbody);
-
-		$statustitle = trim($item['title']);
-
-		if (($statustitle != '') && (strpos($statusbody, $statustitle) !== false)) {
-			$statustext = trim($statusbody);
-		} else {
-			$statustext = trim($statustitle."\n\n".$statusbody);
-		}
-
-		if (($item["network"] == NETWORK_FEED) && (strlen($statustext)> 1000)) {
-			$statustext = substr($statustext, 0, 1000)."... \n".$item["plink"];
-		}
-
-		$statushtml = trim(bbcode($body, false, false));
-
-		// Workaround for clients with limited HTML parser functionality
-		$search = array("<br>", "<blockquote>", "</blockquote>",
-				"<h1>", "</h1>", "<h2>", "</h2>",
-				"<h3>", "</h3>", "<h4>", "</h4>",
-				"<h5>", "</h5>", "<h6>", "</h6>");
-		$replace = array("<br>", "<br><blockquote>", "</blockquote><br>",
-				"<br><h1>", "</h1><br>", "<br><h2>", "</h2><br>",
-				"<br><h3>", "</h3><br>", "<br><h4>", "</h4><br>",
-				"<br><h5>", "</h5><br>", "<br><h6>", "</h6><br>");
-		$statushtml = str_replace($search, $replace, $statushtml);
-
-		if ($item['title'] != "") {
-			$statushtml = "<br><h4>" . bbcode($item['title']) . "</h4><br>" . $statushtml;
-		}
-
-		do {
-			$oldtext = $statushtml;
-			$statushtml = str_replace("<br><br>", "<br>", $statushtml);
-		} while ($oldtext != $statushtml);
-
-		if (substr($statushtml, 0, 4) == '<br>') {
-			$statushtml = substr($statushtml, 4);
-		}
-
-		if (substr($statushtml, 0, -4) == '<br>') {
-			$statushtml = substr($statushtml, -4);
-		}
-
-		// feeds without body should contain the link
-		if (($item['network'] == NETWORK_FEED) && (strlen($item['body']) == 0)) {
-			$statushtml .= bbcode($item['plink']);
-		}
-
-		$entities = api_get_entitities($statustext, $body);
-
-		return array(
-			"text" => $statustext,
-			"html" => $statushtml,
-			"attachments" => $attachments,
-			"entities" => $entities
-		);
-	}
-
-	function api_get_attachments(&$body) {
-
-		$text = $body;
-		$text = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '[img]$3[/img]', $text);
-
-		$URLSearchString = "^\[\]";
-		$ret = preg_match_all("/\[img\]([$URLSearchString]*)\[\/img\]/ism", $text, $images);
-
-		if (!$ret) {
-			return false;
-		}
-
-		$attachments = array();
-
-		foreach ($images[1] AS $image) {
-			$imagedata = get_photo_info($image);
-
-			if ($imagedata) {
-				$attachments[] = array("url" => $image, "mimetype" => $imagedata["mime"], "size" => $imagedata["size"]);
-			}
-		}
-
-		if (strstr($_SERVER['HTTP_USER_AGENT'], "AndStatus")) {
-			foreach ($images[0] AS $orig) {
-				$body = str_replace($orig, "", $body);
-			}
-		}
-
-		return $attachments;
-	}
-
-	function api_get_entitities(&$text, $bbcode) {
-		/*
-		To-Do:
-		* Links at the first character of the post
-		*/
-
-		$a = get_app();
-
-		$include_entities = strtolower(x($_REQUEST, 'include_entities') ? $_REQUEST['include_entities'] : "false");
-
-		if ($include_entities != "true") {
-
-			preg_match_all("/\[img](.*?)\[\/img\]/ism", $bbcode, $images);
-
-			foreach ($images[1] AS $image) {
-				$replace = proxy_url($image);
-				$text = str_replace($image, $replace, $text);
-			}
-			return array();
-		}
-
-		$bbcode = bb_CleanPictureLinks($bbcode);
-
-		// Change pure links in text to bbcode uris
-		$bbcode = preg_replace("/([^\]\='".'"'."]|^)(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)/ism", '$1[url=$2]$2[/url]', $bbcode);
-
-		$entities = array();
-		$entities["hashtags"] = array();
-		$entities["symbols"] = array();
-		$entities["urls"] = array();
-		$entities["user_mentions"] = array();
-
-		$URLSearchString = "^\[\]";
-
-		$bbcode = preg_replace("/#\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism",'#$2',$bbcode);
-
-		$bbcode = preg_replace("/\[bookmark\=([$URLSearchString]*)\](.*?)\[\/bookmark\]/ism",'[url=$1]$2[/url]',$bbcode);
-		//$bbcode = preg_replace("/\[url\](.*?)\[\/url\]/ism",'[url=$1]$1[/url]',$bbcode);
-		$bbcode = preg_replace("/\[video\](.*?)\[\/video\]/ism",'[url=$1]$1[/url]',$bbcode);
-
-		$bbcode = preg_replace("/\[youtube\]([A-Za-z0-9\-_=]+)(.*?)\[\/youtube\]/ism",
-					'[url=https://www.youtube.com/watch?v=$1]https://www.youtube.com/watch?v=$1[/url]', $bbcode);
-		$bbcode = preg_replace("/\[youtube\](.*?)\[\/youtube\]/ism",'[url=$1]$1[/url]',$bbcode);
-
-		$bbcode = preg_replace("/\[vimeo\]([0-9]+)(.*?)\[\/vimeo\]/ism",
-					'[url=https://vimeo.com/$1]https://vimeo.com/$1[/url]', $bbcode);
-		$bbcode = preg_replace("/\[vimeo\](.*?)\[\/vimeo\]/ism",'[url=$1]$1[/url]',$bbcode);
-
-		$bbcode = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '[img]$3[/img]', $bbcode);
-
-		//preg_match_all("/\[url\]([$URLSearchString]*)\[\/url\]/ism", $bbcode, $urls1);
-		preg_match_all("/\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", $bbcode, $urls);
-
-		$ordered_urls = array();
-		foreach ($urls[1] AS $id => $url) {
-			//$start = strpos($text, $url, $offset);
-			$start = iconv_strpos($text, $url, 0, "UTF-8");
-			if (!($start === false)) {
-				$ordered_urls[$start] = array("url" => $url, "title" => $urls[2][$id]);
-			}
-		}
-
-		ksort($ordered_urls);
-
-		$offset = 0;
-		//foreach ($urls[1] AS $id=>$url) {
-		foreach ($ordered_urls AS $url) {
-			if ((substr($url["title"], 0, 7) != "http://") && (substr($url["title"], 0, 8) != "https://") &&
-				!strpos($url["title"], "http://") && !strpos($url["title"], "https://"))
-				$display_url = $url["title"];
-			else {
-				$display_url = str_replace(array("http://www.", "https://www."), array("", ""), $url["url"]);
-				$display_url = str_replace(array("http://", "https://"), array("", ""), $display_url);
-
-				if (strlen($display_url) > 26)
-					$display_url = substr($display_url, 0, 25)."…";
-			}
-
-			//$start = strpos($text, $url, $offset);
-			$start = iconv_strpos($text, $url["url"], $offset, "UTF-8");
-			if (!($start === false)) {
-				$entities["urls"][] = array("url" => $url["url"],
-								"expanded_url" => $url["url"],
-								"display_url" => $display_url,
-								"indices" => array($start, $start+strlen($url["url"])));
-				$offset = $start + 1;
-			}
-		}
-
-		preg_match_all("/\[img](.*?)\[\/img\]/ism", $bbcode, $images);
-		$ordered_images = array();
-		foreach ($images[1] AS $image) {
-			//$start = strpos($text, $url, $offset);
-			$start = iconv_strpos($text, $image, 0, "UTF-8");
-			if (!($start === false))
-				$ordered_images[$start] = $image;
-		}
-		//$entities["media"] = array();
-		$offset = 0;
-
-		foreach ($ordered_images AS $url) {
-			$display_url = str_replace(array("http://www.", "https://www."), array("", ""), $url);
-			$display_url = str_replace(array("http://", "https://"), array("", ""), $display_url);
-
-			if (strlen($display_url) > 26)
-				$display_url = substr($display_url, 0, 25)."…";
-
-			$start = iconv_strpos($text, $url, $offset, "UTF-8");
-			if (!($start === false)) {
-				$image = get_photo_info($url);
-				if ($image) {
-					// If image cache is activated, then use the following sizes:
-					// thumb  (150), small (340), medium (600) and large (1024)
-					if (!Config::get("system", "proxy_disabled")) {
-						$media_url = proxy_url($url);
-
-						$sizes = array();
-						$scale = scale_image($image[0], $image[1], 150);
-						$sizes["thumb"] = array("w" => $scale["width"], "h" => $scale["height"], "resize" => "fit");
-
-						if (($image[0] > 150) || ($image[1] > 150)) {
-							$scale = scale_image($image[0], $image[1], 340);
-							$sizes["small"] = array("w" => $scale["width"], "h" => $scale["height"], "resize" => "fit");
-						}
-
-						$scale = scale_image($image[0], $image[1], 600);
-						$sizes["medium"] = array("w" => $scale["width"], "h" => $scale["height"], "resize" => "fit");
-
-						if (($image[0] > 600) || ($image[1] > 600)) {
-							$scale = scale_image($image[0], $image[1], 1024);
-							$sizes["large"] = array("w" => $scale["width"], "h" => $scale["height"], "resize" => "fit");
-						}
-					} else {
-						$media_url = $url;
-						$sizes["medium"] = array("w" => $image[0], "h" => $image[1], "resize" => "fit");
-					}
-
-					$entities["media"][] = array(
-								"id" => $start+1,
-								"id_str" => (string)$start+1,
-								"indices" => array($start, $start+strlen($url)),
-								"media_url" => normalise_link($media_url),
-								"media_url_https" => $media_url,
-								"url" => $url,
-								"display_url" => $display_url,
-								"expanded_url" => $url,
-								"type" => "photo",
-								"sizes" => $sizes);
-				}
-				$offset = $start + 1;
-			}
-		}
-
-		return $entities;
-	}
-	function api_format_items_embeded_images(&$item, $text) {
-		$text = preg_replace_callback(
-				"|data:image/([^;]+)[^=]+=*|m",
-				function($match) use ($item) {
-					return System::baseUrl()."/display/".$item['guid'];
-				},
-				$text);
-		return $text;
-	}
-
-
-	/**
-	 * @brief return <a href='url'>name</a> as array
-	 *
-	 * @param string $txt
-	 * @return array
-	 * 			name => 'name'
-	 * 			'url => 'url'
-	 */
-	function api_contactlink_to_array($txt) {
-		$match = array();
-		$r = preg_match_all('|<a href="([^"]*)">([^<]*)</a>|', $txt, $match);
-		if ($r && count($match)==3) {
-			$res = array(
-				'name' => $match[2],
-				'url' => $match[1]
-			);
-		} else {
-			$res = array(
-				'name' => $text,
-				'url' => ""
-			);
-		}
-		return $res;
-	}
-
-
-	/**
-	 * @brief return likes, dislikes and attend status for item
-	 *
-	 * @param array $item
-	 * @return array
-	 * 			likes => int count
-	 * 			dislikes => int count
-	 */
-	function api_format_items_activities(&$item, $type = "json") {
-
-		$a = get_app();
-
-		$activities = array(
-			'like' => array(),
-			'dislike' => array(),
-			'attendyes' => array(),
-			'attendno' => array(),
-			'attendmaybe' => array(),
-		);
-
-		$items = q('SELECT * FROM item
-					WHERE uid=%d AND `thr-parent`="%s" AND visible AND NOT deleted',
-					intval($item['uid']),
-					dbesc($item['uri']));
-
-		foreach ($items as $i) {
-			// not used as result should be structured like other user data
-			//builtin_activity_puller($i, $activities);
-
-			// get user data and add it to the array of the activity
-			$user = api_get_user($a, $i['author-link']);
-			switch ($i['verb']) {
-				case ACTIVITY_LIKE:
-					$activities['like'][] = $user;
-					break;
-				case ACTIVITY_DISLIKE:
-					$activities['dislike'][] = $user;
-					break;
-				case ACTIVITY_ATTEND:
-					$activities['attendyes'][] = $user;
-					break;
-				case ACTIVITY_ATTENDNO:
-					$activities['attendno'][] = $user;
-					break;
-				case ACTIVITY_ATTENDMAYBE:
-					$activities['attendmaybe'][] = $user;
-					break;
-				default:
-					break;
-			}
-		}
-
-		if ($type == "xml") {
-			$xml_activities = array();
-			foreach ($activities as $k => $v) {
-				// change xml element from "like" to "friendica:like"
-				$xml_activities["friendica:".$k] = $v;
-				// add user data into xml output
-				$k_user = 0;
-				foreach ($v as $user)
-					$xml_activities["friendica:".$k][$k_user++.":user"] = $user;
-			}
-			$activities = $xml_activities;
-		}
-
-		return $activities;
-
-	}
-
-
-	/**
-	 * @brief return data from profiles
-	 *
-	 * @param array $profile array containing data from db table 'profile'
-	 * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
-	 * @return array
-	 */
-	function api_format_items_profiles(&$profile = null, $type = "json") {
-		if ($profile != null) {
-			$profile = array('profile_id' => $profile['id'],
-							'profile_name' => $profile['profile-name'],
-							'is_default' => $profile['is-default'] ? true : false,
-							'hide_friends'=> $profile['hide-friends'] ? true : false,
-							'profile_photo' => $profile['photo'],
-							'profile_thumb' => $profile['thumb'],
-							'publish' => $profile['publish'] ? true : false,
-							'net_publish' => $profile['net-publish'] ? true : false,
-							'description' => $profile['pdesc'],
-							'date_of_birth' => $profile['dob'],
-							'address' => $profile['address'],
-							'city' => $profile['locality'],
-							'region' => $profile['region'],
-							'postal_code' => $profile['postal-code'],
-							'country' => $profile['country-name'],
-							'hometown' => $profile['hometown'],
-							'gender' => $profile['gender'],
-							'marital' => $profile['marital'],
-							'marital_with' => $profile['with'],
-							'marital_since' => $profile['howlong'],
-							'sexual' => $profile['sexual'],
-							'politic' => $profile['politic'],
-							'religion' => $profile['religion'],
-							'public_keywords' => $profile['pub_keywords'],
-							'private_keywords' => $profile['prv_keywords'],
-							'likes' => bbcode(api_clean_plain_items($profile['likes']), false, false, 2, false),
-							'dislikes' => bbcode(api_clean_plain_items($profile['dislikes']), false, false, 2, false),
-							'about' => bbcode(api_clean_plain_items($profile['about']), false, false, 2, false),
-							'music' => bbcode(api_clean_plain_items($profile['music']), false, false, 2, false),
-							'book' => bbcode(api_clean_plain_items($profile['book']), false, false, 2, false),
-							'tv' => bbcode(api_clean_plain_items($profile['tv']), false, false, 2, false),
-							'film' => bbcode(api_clean_plain_items($profile['film']), false, false, 2, false),
-							'interest' => bbcode(api_clean_plain_items($profile['interest']), false, false, 2, false),
-							'romance' => bbcode(api_clean_plain_items($profile['romance']), false, false, 2, false),
-							'work' => bbcode(api_clean_plain_items($profile['work']), false, false, 2, false),
-							'education' => bbcode(api_clean_plain_items($profile['education']), false, false, 2, false),
-							'social_networks' => bbcode(api_clean_plain_items($profile['contact']), false, false, 2, false),
-							'homepage' => $profile['homepage'],
-							'users' => null);
-			return $profile;
-		}
-	}
-
-	/**
-	 * @brief format items to be returned by api
-	 *
-	 * @param array $r array of items
-	 * @param array $user_info
-	 * @param bool $filter_user filter items by $user_info
-	 */
-	function api_format_items($r,$user_info, $filter_user = false, $type = "json") {
-
-		$a = get_app();
-
-		$ret = array();
-
-		foreach ($r as $item) {
-
-			localize_item($item);
-			list($status_user, $owner_user) = api_item_get_user($a, $item);
-
-			// Look if the posts are matching if they should be filtered by user id
-			if ($filter_user && ($status_user["id"] != $user_info["id"])) {
-				continue;
-			}
-
-			$in_reply_to = api_in_reply_to($item);
-
-			$converted = api_convert_item($item);
-
-			if ($type == "xml") {
-				$geo = "georss:point";
-			} else {
-				$geo = "geo";
-			}
-
-			$status = array(
-				'text'		=> $converted["text"],
-				'truncated' => False,
-				'created_at'=> api_date($item['created']),
-				'in_reply_to_status_id' => $in_reply_to['status_id'],
-				'in_reply_to_status_id_str' => $in_reply_to['status_id_str'],
-				'source'    => (($item['app']) ? $item['app'] : 'web'),
-				'id'		=> intval($item['id']),
-				'id_str'	=> (string) intval($item['id']),
-				'in_reply_to_user_id' => $in_reply_to['user_id'],
-				'in_reply_to_user_id_str' => $in_reply_to['user_id_str'],
-				'in_reply_to_screen_name' => $in_reply_to['screen_name'],
-				$geo => NULL,
-				'favorited' => $item['starred'] ? true : false,
-				'user' =>  $status_user ,
-				'friendica_owner' => $owner_user,
-				//'entities' => NULL,
-				'statusnet_html'		=> $converted["html"],
-				'statusnet_conversation_id'	=> $item['parent'],
-				'friendica_activities' => api_format_items_activities($item, $type),
-			);
-
-			if (count($converted["attachments"]) > 0) {
-				$status["attachments"] = $converted["attachments"];
-			}
-
-			if (count($converted["entities"]) > 0) {
-				$status["entities"] = $converted["entities"];
-			}
-
-			if (($item['item_network'] != "") && ($status["source"] == 'web')) {
-				$status["source"] = network_to_name($item['item_network'], $user_info['url']);
-			} elseif (($item['item_network'] != "") && (network_to_name($item['item_network'], $user_info['url']) != $status["source"])) {
-				$status["source"] = trim($status["source"].' ('.network_to_name($item['item_network'], $user_info['url']).')');
-			}
-
-
-			// Retweets are only valid for top postings
-			// It doesn't work reliable with the link if its a feed
-			//$IsRetweet = ($item['owner-link'] != $item['author-link']);
-			//if ($IsRetweet)
-			//	$IsRetweet = (($item['owner-name'] != $item['author-name']) || ($item['owner-avatar'] != $item['author-avatar']));
-
-
-			if ($item["id"] == $item["parent"]) {
-				$retweeted_item = api_share_as_retweet($item);
-				if ($retweeted_item !== false) {
-					$retweeted_status = $status;
-					try {
-						$retweeted_status["user"] = api_get_user($a, $retweeted_item["author-link"]);
-					} catch( BadRequestException $e ) {
-						// user not found. should be found?
-						/// @todo check if the user should be always found
-						$retweeted_status["user"] = array();
-					}
-
-					$rt_converted = api_convert_item($retweeted_item);
-
-					$retweeted_status['text'] = $rt_converted["text"];
-					$retweeted_status['statusnet_html'] = $rt_converted["html"];
-					$retweeted_status['friendica_activities'] = api_format_items_activities($retweeted_item, $type);
-					$retweeted_status['created_at'] =  api_date($retweeted_item['created']);
-					$status['retweeted_status'] = $retweeted_status;
-				}
-			}
-
-			// "uid" and "self" are only needed for some internal stuff, so remove it from here
-			unset($status["user"]["uid"]);
-			unset($status["user"]["self"]);
-
-			if ($item["coord"] != "") {
-				$coords = explode(' ',$item["coord"]);
-				if (count($coords) == 2) {
-					if ($type == "json")
-						$status["geo"] = array('type' => 'Point',
-								'coordinates' => array((float) $coords[0],
-											(float) $coords[1]));
-					else // Not sure if this is the official format - if someone founds a documentation we can check
-						$status["georss:point"] = $item["coord"];
-				}
-			}
-			$ret[] = $status;
-		};
-		return $ret;
-	}
-
-	function api_account_rate_limit_status($type) {
-
-		if ($type == "xml") {
-			$hash = array(
-					'remaining-hits' => '150',
-					'@attributes' => array("type" => "integer"),
-					'hourly-limit' => '150',
-					'@attributes2' => array("type" => "integer"),
-					'reset-time' => datetime_convert('UTC', 'UTC','now + 1 hour',ATOM_TIME),
-					'@attributes3' => array("type" => "datetime"),
-					'reset_time_in_seconds' => strtotime('now + 1 hour'),
-					'@attributes4' => array("type" => "integer"),
-				);
-		} else {
-			$hash = array(
-					'reset_time_in_seconds' => strtotime('now + 1 hour'),
-					'remaining_hits' => '150',
-					'hourly_limit' => '150',
-					'reset_time' => api_date(datetime_convert('UTC', 'UTC','now + 1 hour',ATOM_TIME)),
-				);
-		}
-
-		return api_format_data('hash', $type, array('hash' => $hash));
-	}
-
-	/// @TODO move to top of file or somwhere better
-	api_register_func('api/account/rate_limit_status','api_account_rate_limit_status',true);
-
-	function api_help_test($type) {
-		if ($type == 'xml') {
-			$ok = "true";
-		} else {
-			$ok = "ok";
-		}
-
-		return api_format_data('ok', $type, array("ok" => $ok));
-	}
-
-	/// @TODO move to top of file or somwhere better
-	api_register_func('api/help/test','api_help_test', false);
-
-	function api_lists($type) {
-		$ret = array();
-		/// @TODO $ret is not filled here?
-		return api_format_data('lists', $type, array("lists_list" => $ret));
-	}
-
-	/// @TODO move to top of file or somwhere better
-	api_register_func('api/lists','api_lists',true);
-
-	function api_lists_list($type) {
-		$ret = array();
-		/// @TODO $ret is not filled here?
-		return api_format_data('lists', $type, array("lists_list" => $ret));
-	}
-
-	/// @TODO move to top of file or somwhere better
-	api_register_func('api/lists/list','api_lists_list',true);
-
-	/**
-	 * https://dev.twitter.com/docs/api/1/get/statuses/friends
-	 * This function is deprecated by Twitter
-	 * returns: json, xml
-	 */
-	function api_statuses_f($type, $qtype) {
-
-		$a = get_app();
-
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
-
-		$user_info = api_get_user($a);
-
-		if (x($_GET, 'cursor') && $_GET['cursor']=='undefined') {
-			/* this is to stop Hotot to load friends multiple times
-			*  I'm not sure if I'm missing return something or
-			*  is a bug in hotot. Workaround, meantime
-			*/
-
-			/*$ret=Array();
-			return array('$users' => $ret);*/
-			return false;
-		}
-
-		if ($qtype == 'friends') {
-			$sql_extra = sprintf(" AND ( `rel` = %d OR `rel` = %d ) ", intval(CONTACT_IS_SHARING), intval(CONTACT_IS_FRIEND));
-		}
-		if ($qtype == 'followers') {
-			$sql_extra = sprintf(" AND ( `rel` = %d OR `rel` = %d ) ", intval(CONTACT_IS_FOLLOWER), intval(CONTACT_IS_FRIEND));
-		}
-
-		// friends and followers only for self
-		if ($user_info['self'] == 0) {
-			$sql_extra = " AND false ";
-		}
-
-		$r = q("SELECT `nurl` FROM `contact` WHERE `uid` = %d AND NOT `self` AND (NOT `blocked` OR `pending`) $sql_extra ORDER BY `nick`",
-			intval(api_user())
-		);
-
-		$ret = array();
-		foreach ($r as $cid) {
-			$user = api_get_user($a, $cid['nurl']);
-			// "uid" and "self" are only needed for some internal stuff, so remove it from here
-			unset($user["uid"]);
-			unset($user["self"]);
-
-			if ($user) {
-				$ret[] = $user;
-			}
-		}
-
-		return array('user' => $ret);
-
-	}
-
-	function api_statuses_friends($type) {
-		$data =  api_statuses_f($type, "friends");
-		if ($data === false) {
-			return false;
-		}
-		return api_format_data("users", $type, $data);
-	}
-
-	function api_statuses_followers($type) {
-		$data = api_statuses_f($type, "followers");
-		if ($data === false) {
-			return false;
-		}
-		return api_format_data("users", $type, $data);
-	}
-
-	/// @TODO move to top of file or somewhere better
-	api_register_func('api/statuses/friends','api_statuses_friends',true);
-	api_register_func('api/statuses/followers','api_statuses_followers',true);
-
-	function api_statusnet_config($type) {
-
-		$a = get_app();
-
-		$name = $a->config['sitename'];
-		$server = $a->get_hostname();
-		$logo = System::baseUrl() . '/images/friendica-64.png';
-		$email = $a->config['admin_email'];
-		$closed = (($a->config['register_policy'] == REGISTER_CLOSED) ? 'true' : 'false');
-		$private = ((Config::get('system', 'block_public')) ? 'true' : 'false');
-		$textlimit = (string) (($a->config['max_import_size']) ? $a->config['max_import_size'] : 200000);
-		if ($a->config['api_import_size']) {
-			$texlimit = string($a->config['api_import_size']);
-		}
-		$ssl = ((Config::get('system', 'have_ssl')) ? 'true' : 'false');
-		$sslserver = (($ssl === 'true') ? str_replace('http:','https:',System::baseUrl()) : '');
-
-		$config = array(
-			'site' => array('name' => $name,'server' => $server, 'theme' => 'default', 'path' => '',
-				'logo' => $logo, 'fancy' => true, 'language' => 'en', 'email' => $email, 'broughtby' => '',
-				'broughtbyurl' => '', 'timezone' => 'UTC', 'closed' => $closed, 'inviteonly' => false,
-				'private' => $private, 'textlimit' => $textlimit, 'sslserver' => $sslserver, 'ssl' => $ssl,
-				'shorturllength' => '30',
-				'friendica' => array(
-						'FRIENDICA_PLATFORM' => FRIENDICA_PLATFORM,
-						'FRIENDICA_VERSION' => FRIENDICA_VERSION,
-						'DFRN_PROTOCOL_VERSION' => DFRN_PROTOCOL_VERSION,
-						'DB_UPDATE_VERSION' => DB_UPDATE_VERSION
-						)
-			),
-		);
-
-		return api_format_data('config', $type, array('config' => $config));
-
-	}
-
-	/// @TODO move to top of file or somewhere better
-	api_register_func('api/gnusocial/config','api_statusnet_config', false);
-	api_register_func('api/statusnet/config','api_statusnet_config', false);
-
-	function api_statusnet_version($type) {
-		// liar
-		$fake_statusnet_version = "0.9.7";
-
-		return api_format_data('version', $type, array('version' => $fake_statusnet_version));
-	}
-
-	/// @TODO move to top of file or somewhere better
-	api_register_func('api/gnusocial/version','api_statusnet_version', false);
-	api_register_func('api/statusnet/version','api_statusnet_version', false);
-
-	/**
-	 * @todo use api_format_data() to return data
-	 */
-	function api_ff_ids($type,$qtype) {
-
-		$a = get_app();
-
-		if (! api_user()) {
-			throw new ForbiddenException();
-		}
-
-		$user_info = api_get_user($a);
-
-		if ($qtype == 'friends') {
-			$sql_extra = sprintf(" AND ( `rel` = %d OR `rel` = %d ) ", intval(CONTACT_IS_SHARING), intval(CONTACT_IS_FRIEND));
-		}
-		if ($qtype == 'followers') {
-			$sql_extra = sprintf(" AND ( `rel` = %d OR `rel` = %d ) ", intval(CONTACT_IS_FOLLOWER), intval(CONTACT_IS_FRIEND));
-		}
-
-		if (!$user_info["self"]) {
-			$sql_extra = " AND false ";
-		}
-
-		$stringify_ids = (x($_REQUEST, 'stringify_ids') ? $_REQUEST['stringify_ids'] : false);
-
-		$r = q("SELECT `pcontact`.`id` FROM `contact`
-				INNER JOIN `contact` AS `pcontact` ON `contact`.`nurl` = `pcontact`.`nurl` AND `pcontact`.`uid` = 0
-				WHERE `contact`.`uid` = %s AND NOT `contact`.`self`",
-			intval(api_user())
-		);
-
-		if (!DBM::is_result($r)) {
-			return;
-		}
-
-		$ids = array();
-		foreach ($r as $rr) {
-			if ($stringify_ids) {
-				$ids[] = $rr['id'];
-			} else {
-				$ids[] = intval($rr['id']);
-			}
-		}
-
-		return api_format_data("ids", $type, array('id' => $ids));
-	}
-
-	function api_friends_ids($type) {
-		return api_ff_ids($type,'friends');
-	}
-
-	function api_followers_ids($type) {
-		return api_ff_ids($type,'followers');
-	}
-
-	/// @TODO move to top of file or somewhere better
-	api_register_func('api/friends/ids','api_friends_ids',true);
-	api_register_func('api/followers/ids','api_followers_ids',true);
-
-	function api_direct_messages_new($type) {
-
-		$a = get_app();
-
-		if (api_user() === false) throw new ForbiddenException();
-
-		if (!x($_POST, "text") || (!x($_POST,"screen_name") && !x($_POST,"user_id"))) return;
-
-		$sender = api_get_user($a);
-
-		if ($_POST['screen_name']) {
-			$r = q("SELECT `id`, `nurl`, `network` FROM `contact` WHERE `uid`=%d AND `nick`='%s'",
-					intval(api_user()),
-					dbesc($_POST['screen_name']));
-
-			// Selecting the id by priority, friendica first
-			api_best_nickname($r);
-
-			$recipient = api_get_user($a, $r[0]['nurl']);
-		} else {
-			$recipient = api_get_user($a, $_POST['user_id']);
-		}
-
-		$replyto = '';
-		$sub     = '';
-		if (x($_REQUEST, 'replyto')) {
-			$r = q('SELECT `parent-uri`, `title` FROM `mail` WHERE `uid`=%d AND `id`=%d',
-					intval(api_user()),
-					intval($_REQUEST['replyto']));
-			$replyto = $r[0]['parent-uri'];
-			$sub     = $r[0]['title'];
-		} else {
-			if (x($_REQUEST, 'title')) {
-				$sub = $_REQUEST['title'];
-			} else {
-				$sub = ((strlen($_POST['text'])>10) ? substr($_POST['text'],0,10)."...":$_POST['text']);
-			}
-		}
-
-		$id = send_message($recipient['cid'], $_POST['text'], $sub, $replyto);
-
-		if ($id > -1) {
-			$r = q("SELECT * FROM `mail` WHERE id=%d", intval($id));
-			$ret = api_format_messages($r[0], $recipient, $sender);
-		} else {
-			$ret = array("error"=>$id);
-		}
-
-		$data = array('direct_message'=>$ret);
-
-		switch ($type) {
-			case "atom":
-			case "rss":
-				$data = api_rss_extra($a, $data, $user_info);
-		}
-
-		return api_format_data("direct-messages", $type, $data);
-
-	}
-
-	/// @TODO move to top of file or somewhere better
-	api_register_func('api/direct_messages/new','api_direct_messages_new',true, API_METHOD_POST);
-
-	/**
-	 * @brief delete a direct_message from mail table through api
-	 *
-	 * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
-	 * @return string
-	 */
-	function api_direct_messages_destroy($type) {
-		$a = get_app();
-
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
-
-		// params
-		$user_info = api_get_user($a);
-		//required
-		$id = (x($_REQUEST, 'id') ? $_REQUEST['id'] : 0);
-		// optional
-		$parenturi = (x($_REQUEST, 'friendica_parenturi') ? $_REQUEST['friendica_parenturi'] : "");
-		$verbose = (x($_GET, 'friendica_verbose') ? strtolower($_GET['friendica_verbose']) : "false");
-		/// @todo optional parameter 'include_entities' from Twitter API not yet implemented
-
-		$uid = $user_info['uid'];
-		// error if no id or parenturi specified (for clients posting parent-uri as well)
-		if ($verbose == "true" && ($id == 0 || $parenturi == "")) {
-			$answer = array('result' => 'error', 'message' => 'message id or parenturi not specified');
-			return api_format_data("direct_messages_delete", $type, array('$result' => $answer));
-		}
-
-		// BadRequestException if no id specified (for clients using Twitter API)
-		if ($id == 0) {
-			throw new BadRequestException('Message id not specified');
-		}
-
-		// add parent-uri to sql command if specified by calling app
-		$sql_extra = ($parenturi != "" ? " AND `parent-uri` = '" . dbesc($parenturi) . "'" : "");
-
-		// get data of the specified message id
-		$r = q("SELECT `id` FROM `mail` WHERE `uid` = %d AND `id` = %d" . $sql_extra,
-			intval($uid),
-			intval($id));
-
-		// error message if specified id is not in database
-		if (!DBM::is_result($r)) {
-			if ($verbose == "true") {
-				$answer = array('result' => 'error', 'message' => 'message id not in database');
-				return api_format_data("direct_messages_delete", $type, array('$result' => $answer));
-			}
-			/// @todo BadRequestException ok for Twitter API clients?
-			throw new BadRequestException('message id not in database');
-		}
-
-		// delete message
-		$result = q("DELETE FROM `mail` WHERE `uid` = %d AND `id` = %d" . $sql_extra,
-			intval($uid),
-			intval($id));
-
-		if ($verbose == "true") {
-			if ($result) {
-				// return success
-				$answer = array('result' => 'ok', 'message' => 'message deleted');
-				return api_format_data("direct_message_delete", $type, array('$result' => $answer));
-			} else {
-				$answer = array('result' => 'error', 'message' => 'unknown error');
-				return api_format_data("direct_messages_delete", $type, array('$result' => $answer));
-			}
-		}
-		/// @todo return JSON data like Twitter API not yet implemented
-
-	}
-
-	/// @TODO move to top of file or somewhere better
-	api_register_func('api/direct_messages/destroy', 'api_direct_messages_destroy', true, API_METHOD_DELETE);
-
-	function api_direct_messages_box($type, $box, $verbose) {
-
-		$a = get_app();
-
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
-
-		// params
 		$count = (x($_GET, 'count') ? $_GET['count'] : 20);
 		$page = (x($_REQUEST, 'page') ? $_REQUEST['page'] -1 : 0);
 		if ($page < 0) {
 			$page = 0;
 		}
 
-		$since_id = (x($_REQUEST, 'since_id') ? $_REQUEST['since_id'] : 0);
-		$max_id = (x($_REQUEST, 'max_id') ? $_REQUEST['max_id'] : 0);
-
-		$user_id = (x($_REQUEST, 'user_id') ? $_REQUEST['user_id'] : "");
-		$screen_name = (x($_REQUEST, 'screen_name') ? $_REQUEST['screen_name'] : "");
-
-		//  caller user info
-		unset($_REQUEST["user_id"]);
-		unset($_GET["user_id"]);
-
-		unset($_REQUEST["screen_name"]);
-		unset($_GET["screen_name"]);
-
-		$user_info = api_get_user($a);
-		$profile_url = $user_info["url"];
-
-		// pagination
-		$start = $page * $count;
-
-		// filters
-		if ($box=="sentbox") {
-			$sql_extra = "`mail`.`from-url`='" . dbesc( $profile_url ) . "'";
-		} elseif ($box == "conversation") {
-			$sql_extra = "`mail`.`parent-uri`='" . dbesc( $_GET["uri"] )  . "'";
-		} elseif ($box == "all") {
-			$sql_extra = "true";
-		} elseif ($box == "inbox") {
-			$sql_extra = "`mail`.`from-url`!='" . dbesc( $profile_url ) . "'";
-		}
+		$start = $page*$count;
 
 		if ($max_id > 0) {
-			$sql_extra .= ' AND `mail`.`id` <= ' . intval($max_id);
+			$sql_extra .= ' AND `item`.`id` <= ' . intval($max_id);
 		}
 
-		if ($user_id != "") {
-			$sql_extra .= ' AND `mail`.`contact-id` = ' . intval($user_id);
-		} elseif ($screen_name !="") {
-			$sql_extra .= " AND `contact`.`nick` = '" . dbesc($screen_name). "'";
-		}
-
-		$r = q("SELECT `mail`.*, `contact`.`nurl` AS `contact-url` FROM `mail`,`contact` WHERE `mail`.`contact-id` = `contact`.`id` AND `mail`.`uid`=%d AND $sql_extra AND `mail`.`id` > %d ORDER BY `mail`.`id` DESC LIMIT %d,%d",
-				intval(api_user()),
-				intval($since_id),
-				intval($start),	intval($count)
+		$r = q(
+			"SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
+			`contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
+			`contact`.`network`, `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
+			`contact`.`id` AS `cid`
+			FROM `item`, `contact`
+			WHERE `item`.`uid` = %d
+			AND `item`.`visible` = 1 AND `item`.`moderated` = 0 AND `item`.`deleted` = 0
+			AND `item`.`starred` = 1
+			AND `contact`.`id` = `item`.`contact-id`
+			AND (NOT `contact`.`blocked` OR `contact`.`pending`)
+			$sql_extra
+			AND `item`.`id`>%d
+			ORDER BY `item`.`id` DESC LIMIT %d ,%d ",
+			intval(api_user()),
+			intval($since_id),
+			intval($start),
+			intval($count)
 		);
-		if ($verbose == "true" && !DBM::is_result($r)) {
-			$answer = array('result' => 'error', 'message' => 'no mails available');
-			return api_format_data("direct_messages_all", $type, array('$result' => $answer));
-		}
-
-		$ret = array();
-		foreach ($r as $item) {
-			if ($box == "inbox" || $item['from-url'] != $profile_url) {
-				$recipient = $user_info;
-				$sender = api_get_user($a,normalise_link($item['contact-url']));
-			} elseif ($box == "sentbox" || $item['from-url'] == $profile_url) {
-				$recipient = api_get_user($a,normalise_link($item['contact-url']));
-				$sender = $user_info;
-			}
-
-			$ret[] = api_format_messages($item, $recipient, $sender);
-		}
-
-
-		$data = array('direct_message' => $ret);
-		switch ($type) {
-			case "atom":
-			case "rss":
-				$data = api_rss_extra($a, $data, $user_info);
-		}
-
-		return api_format_data("direct-messages", $type, $data);
 
+		$ret = api_format_items($r, $user_info, false, $type);
 	}
 
-	function api_direct_messages_sentbox($type) {
-		$verbose = (x($_GET, 'friendica_verbose') ? strtolower($_GET['friendica_verbose']) : "false");
-		return api_direct_messages_box($type, "sentbox", $verbose);
+	$data = array('status' => $ret);
+	switch ($type) {
+		case "atom":
+		case "rss":
+			$data = api_rss_extra($a, $data, $user_info);
 	}
 
-	function api_direct_messages_inbox($type) {
-		$verbose = (x($_GET, 'friendica_verbose') ? strtolower($_GET['friendica_verbose']) : "false");
-		return api_direct_messages_box($type, "inbox", $verbose);
+	return api_format_data("statuses", $type, $data);
+}
+
+/// @TODO move to top of file or somwhere better
+api_register_func('api/favorites', 'api_favorites', true);
+
+function api_format_messages($item, $recipient, $sender)
+{
+	// standard meta information
+	$ret = array(
+			'id'                    => $item['id'],
+			'sender_id'             => $sender['id'] ,
+			'text'                  => "",
+			'recipient_id'          => $recipient['id'],
+			'created_at'            => api_date($item['created']),
+			'sender_screen_name'    => $sender['screen_name'],
+			'recipient_screen_name' => $recipient['screen_name'],
+			'sender'                => $sender,
+			'recipient'             => $recipient,
+			'title'                 => "",
+			'friendica_seen'        => $item['seen'],
+			'friendica_parent_uri'  => $item['parent-uri'],
+	);
+
+	// "uid" and "self" are only needed for some internal stuff, so remove it from here
+	unset($ret["sender"]["uid"]);
+	unset($ret["sender"]["self"]);
+	unset($ret["recipient"]["uid"]);
+	unset($ret["recipient"]["self"]);
+
+	//don't send title to regular StatusNET requests to avoid confusing these apps
+	if (x($_GET, 'getText')) {
+		$ret['title'] = $item['title'];
+		if ($_GET['getText'] == 'html') {
+			$ret['text'] = bbcode($item['body'], false, false);
+		} elseif ($_GET['getText'] == 'plain') {
+			//$ret['text'] = html2plain(bbcode($item['body'], false, false, true), 0);
+			$ret['text'] = trim(html2plain(bbcode(api_clean_plain_items($item['body']), false, false, 2, true), 0));
+		}
+	} else {
+		$ret['text'] = $item['title'] . "\n" . html2plain(bbcode(api_clean_plain_items($item['body']), false, false, 2, true), 0);
+	}
+	if (x($_GET, 'getUserObjects') && $_GET['getUserObjects'] == 'false') {
+		unset($ret['sender']);
+		unset($ret['recipient']);
 	}
 
-	function api_direct_messages_all($type) {
-		$verbose = (x($_GET, 'friendica_verbose') ? strtolower($_GET['friendica_verbose']) : "false");
-		return api_direct_messages_box($type, "all", $verbose);
+	return $ret;
+}
+
+function api_convert_item($item)
+{
+	$body = $item['body'];
+	$attachments = api_get_attachments($body);
+
+	// Workaround for ostatus messages where the title is identically to the body
+	$html = bbcode(api_clean_plain_items($body), false, false, 2, true);
+	$statusbody = trim(html2plain($html, 0));
+
+	// handle data: images
+	$statusbody = api_format_items_embeded_images($item, $statusbody);
+
+	$statustitle = trim($item['title']);
+
+	if (($statustitle != '') && (strpos($statusbody, $statustitle) !== false)) {
+		$statustext = trim($statusbody);
+	} else {
+		$statustext = trim($statustitle."\n\n".$statusbody);
 	}
 
-	function api_direct_messages_conversation($type) {
-		$verbose = (x($_GET, 'friendica_verbose') ? strtolower($_GET['friendica_verbose']) : "false");
-		return api_direct_messages_box($type, "conversation", $verbose);
+	if (($item["network"] == NETWORK_FEED) && (strlen($statustext)> 1000)) {
+		$statustext = substr($statustext, 0, 1000)."... \n".$item["plink"];
 	}
 
-	/// @TODO move to top of file or somewhere better
-	api_register_func('api/direct_messages/conversation','api_direct_messages_conversation',true);
-	api_register_func('api/direct_messages/all','api_direct_messages_all',true);
-	api_register_func('api/direct_messages/sent','api_direct_messages_sentbox',true);
-	api_register_func('api/direct_messages','api_direct_messages_inbox',true);
+	$statushtml = trim(bbcode($body, false, false));
 
-	function api_oauth_request_token($type) {
-		try {
-			$oauth = new FKOAuth1();
-			$r = $oauth->fetch_request_token(OAuthRequest::from_request());
-		} catch (Exception $e) {
-			echo "error=" . OAuthUtil::urlencode_rfc3986($e->getMessage());
-			killme();
-		}
-		echo $r;
-		killme();
+	// Workaround for clients with limited HTML parser functionality
+	$search = array("<br>", "<blockquote>", "</blockquote>",
+			"<h1>", "</h1>", "<h2>", "</h2>",
+			"<h3>", "</h3>", "<h4>", "</h4>",
+			"<h5>", "</h5>", "<h6>", "</h6>");
+	$replace = array("<br>", "<br><blockquote>", "</blockquote><br>",
+			"<br><h1>", "</h1><br>", "<br><h2>", "</h2><br>",
+			"<br><h3>", "</h3><br>", "<br><h4>", "</h4><br>",
+			"<br><h5>", "</h5><br>", "<br><h6>", "</h6><br>");
+	$statushtml = str_replace($search, $replace, $statushtml);
+
+	if ($item['title'] != "") {
+		$statushtml = "<br><h4>" . bbcode($item['title']) . "</h4><br>" . $statushtml;
 	}
 
-	function api_oauth_access_token($type) {
-		try {
-			$oauth = new FKOAuth1();
-			$r = $oauth->fetch_access_token(OAuthRequest::from_request());
-		} catch (Exception $e) {
-			echo "error=". OAuthUtil::urlencode_rfc3986($e->getMessage()); killme();
-		}
-		echo $r;
-		killme();
+	do {
+		$oldtext = $statushtml;
+		$statushtml = str_replace("<br><br>", "<br>", $statushtml);
+	} while ($oldtext != $statushtml);
+
+	if (substr($statushtml, 0, 4) == '<br>') {
+		$statushtml = substr($statushtml, 4);
 	}
 
-	/// @TODO move to top of file or somewhere better
-	api_register_func('api/oauth/request_token', 'api_oauth_request_token', false);
-	api_register_func('api/oauth/access_token', 'api_oauth_access_token', false);
-
-
-	/**
-	 * @brief delete a complete photoalbum with all containing photos from database through api
-	 *
-	 * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
-	 * @return string
-	 */
-	function api_fr_photoalbum_delete($type) {
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
-		// input params
-		$album = (x($_REQUEST,'album') ? $_REQUEST['album'] : "");
-
-		// we do not allow calls without album string
-		if ($album == "") {
-			throw new BadRequestException("no albumname specified");
-		}
-		// check if album is existing
-		$r = q("SELECT DISTINCT `resource-id` FROM `photo` WHERE `uid` = %d AND `album` = '%s'",
-				intval(api_user()),
-				dbesc($album));
-		if (!DBM::is_result($r))
-			throw new BadRequestException("album not available");
-
-		// function for setting the items to "deleted = 1" which ensures that comments, likes etc. are not shown anymore
-		// to the user and the contacts of the users (drop_items() performs the federation of the deletion to other networks
-		foreach ($r as $rr) {
-			$photo_item = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `resource-id` = '%s' AND `type` = 'photo'",
-						intval(local_user()),
-						dbesc($rr['resource-id'])
-						);
-
-			if (!DBM::is_result($photo_item)) {
-				throw new InternalServerErrorException("problem with deleting items occured");
-			}
-			drop_item($photo_item[0]['id'],false);
-		}
-
-		// now let's delete all photos from the album
-		$result = q("DELETE FROM `photo` WHERE `uid` = %d AND `album` = '%s'",
-				intval(api_user()),
-				dbesc($album));
-
-		// return success of deletion or error message
-		if ($result) {
-			$answer = array('result' => 'deleted', 'message' => 'album `' . $album . '` with all containing photos has been deleted.');
-			return api_format_data("photoalbum_delete", $type, array('$result' => $answer));
-		} else {
-			throw new InternalServerErrorException("unknown error - deleting from database failed");
-		}
-
+	if (substr($statushtml, 0, -4) == '<br>') {
+		$statushtml = substr($statushtml, -4);
 	}
 
-	/**
-	 * @brief update the name of the album for all photos of an album
-	 *
-	 * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
-	 * @return string
-	 */
-	function api_fr_photoalbum_update($type) {
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
-		// input params
-		$album = (x($_REQUEST,'album') ? $_REQUEST['album'] : "");
-		$album_new = (x($_REQUEST,'album_new') ? $_REQUEST['album_new'] : "");
+	// feeds without body should contain the link
+	if (($item['network'] == NETWORK_FEED) && (strlen($item['body']) == 0)) {
+		$statushtml .= bbcode($item['plink']);
+	}
 
-		// we do not allow calls without album string
-		if ($album == "") {
-			throw new BadRequestException("no albumname specified");
-		}
-		if ($album_new == "") {
-			throw new BadRequestException("no new albumname specified");
-		}
-		// check if album is existing
-		$r = q("SELECT `id` FROM `photo` WHERE `uid` = %d AND `album` = '%s'",
-				intval(api_user()),
-				dbesc($album));
-		if (!DBM::is_result($r)) {
-			throw new BadRequestException("album not available");
-		}
-		// now let's update all photos to the albumname
-		$result = q("UPDATE `photo` SET `album` = '%s' WHERE `uid` = %d AND `album` = '%s'",
-				dbesc($album_new),
-				intval(api_user()),
-				dbesc($album));
+	$entities = api_get_entitities($statustext, $body);
 
-		// return success of updating or error message
-		if ($result) {
-			$answer = array('result' => 'updated', 'message' => 'album `' . $album . '` with all containing photos has been renamed to `' . $album_new . '`.');
-			return api_format_data("photoalbum_update", $type, array('$result' => $answer));
-		} else {
-			throw new InternalServerErrorException("unknown error - updating in database failed");
+	return array(
+		"text" => $statustext,
+		"html" => $statushtml,
+		"attachments" => $attachments,
+		"entities" => $entities
+	);
+}
+
+function api_get_attachments(&$body)
+{
+	$text = $body;
+	$text = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '[img]$3[/img]', $text);
+
+	$URLSearchString = "^\[\]";
+	$ret = preg_match_all("/\[img\]([$URLSearchString]*)\[\/img\]/ism", $text, $images);
+
+	if (!$ret) {
+		return false;
+	}
+
+	$attachments = array();
+
+	foreach ($images[1] as $image) {
+		$imagedata = get_photo_info($image);
+
+		if ($imagedata) {
+			$attachments[] = array("url" => $image, "mimetype" => $imagedata["mime"], "size" => $imagedata["size"]);
 		}
 	}
 
-
-	/**
-	 * @brief list all photos of the authenticated user
-	 *
-	 * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
-	 * @return string
-	 */
-	function api_fr_photos_list($type) {
-		if (api_user() === false) {
-			throw new ForbiddenException();
+	if (strstr($_SERVER['HTTP_USER_AGENT'], "AndStatus")) {
+		foreach ($images[0] as $orig) {
+			$body = str_replace($orig, "", $body);
 		}
-		$r = q("SELECT `resource-id`, MAX(scale) AS `scale`, `album`, `filename`, `type`, MAX(`created`) AS `created`,
-				MAX(`edited`) AS `edited`, MAX(`desc`) AS `desc` FROM `photo`
-				WHERE `uid` = %d AND `album` != 'Contact Photos' GROUP BY `resource-id`",
-			intval(local_user())
-		);
-		$typetoext = array(
-			'image/jpeg' => 'jpg',
-			'image/png' => 'png',
-			'image/gif' => 'gif'
-		);
-		$data = array('photo'=>array());
-		if (DBM::is_result($r)) {
-			foreach ($r as $rr) {
-				$photo = array();
-				$photo['id'] = $rr['resource-id'];
-				$photo['album'] = $rr['album'];
-				$photo['filename'] = $rr['filename'];
-				$photo['type'] = $rr['type'];
-				$thumb = System::baseUrl() . "/photo/" . $rr['resource-id'] . "-" . $rr['scale'] . "." . $typetoext[$rr['type']];
-				$photo['created'] = $rr['created'];
-				$photo['edited'] = $rr['edited'];
-				$photo['desc'] = $rr['desc'];
+	}
 
-				if ($type == "xml") {
-					$data['photo'][] = array("@attributes" => $photo, "1" => $thumb);
+	return $attachments;
+}
+
+function api_get_entitities(&$text, $bbcode)
+{
+	/*
+	To-Do:
+	* Links at the first character of the post
+	*/
+
+	$a = get_app();
+
+	$include_entities = strtolower(x($_REQUEST, 'include_entities') ? $_REQUEST['include_entities'] : "false");
+
+	if ($include_entities != "true") {
+		preg_match_all("/\[img](.*?)\[\/img\]/ism", $bbcode, $images);
+
+		foreach ($images[1] as $image) {
+			$replace = proxy_url($image);
+			$text = str_replace($image, $replace, $text);
+		}
+		return array();
+	}
+
+	$bbcode = bb_CleanPictureLinks($bbcode);
+
+	// Change pure links in text to bbcode uris
+	$bbcode = preg_replace("/([^\]\='".'"'."]|^)(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)/ism", '$1[url=$2]$2[/url]', $bbcode);
+
+	$entities = array();
+	$entities["hashtags"] = array();
+	$entities["symbols"] = array();
+	$entities["urls"] = array();
+	$entities["user_mentions"] = array();
+
+	$URLSearchString = "^\[\]";
+
+	$bbcode = preg_replace("/#\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '#$2', $bbcode);
+
+	$bbcode = preg_replace("/\[bookmark\=([$URLSearchString]*)\](.*?)\[\/bookmark\]/ism", '[url=$1]$2[/url]', $bbcode);
+	//$bbcode = preg_replace("/\[url\](.*?)\[\/url\]/ism",'[url=$1]$1[/url]',$bbcode);
+	$bbcode = preg_replace("/\[video\](.*?)\[\/video\]/ism", '[url=$1]$1[/url]', $bbcode);
+
+	$bbcode = preg_replace(
+		"/\[youtube\]([A-Za-z0-9\-_=]+)(.*?)\[\/youtube\]/ism",
+		'[url=https://www.youtube.com/watch?v=$1]https://www.youtube.com/watch?v=$1[/url]',
+		$bbcode
+	);
+	$bbcode = preg_replace("/\[youtube\](.*?)\[\/youtube\]/ism", '[url=$1]$1[/url]', $bbcode);
+
+	$bbcode = preg_replace(
+		"/\[vimeo\]([0-9]+)(.*?)\[\/vimeo\]/ism",
+		'[url=https://vimeo.com/$1]https://vimeo.com/$1[/url]',
+		$bbcode
+	);
+	$bbcode = preg_replace("/\[vimeo\](.*?)\[\/vimeo\]/ism", '[url=$1]$1[/url]', $bbcode);
+
+	$bbcode = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '[img]$3[/img]', $bbcode);
+
+	//preg_match_all("/\[url\]([$URLSearchString]*)\[\/url\]/ism", $bbcode, $urls1);
+	preg_match_all("/\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", $bbcode, $urls);
+
+	$ordered_urls = array();
+	foreach ($urls[1] as $id => $url) {
+		//$start = strpos($text, $url, $offset);
+		$start = iconv_strpos($text, $url, 0, "UTF-8");
+		if (!($start === false)) {
+			$ordered_urls[$start] = array("url" => $url, "title" => $urls[2][$id]);
+		}
+	}
+
+	ksort($ordered_urls);
+
+	$offset = 0;
+	//foreach ($urls[1] AS $id=>$url) {
+	foreach ($ordered_urls as $url) {
+		if ((substr($url["title"], 0, 7) != "http://") && (substr($url["title"], 0, 8) != "https://")
+			&& !strpos($url["title"], "http://") && !strpos($url["title"], "https://")
+		)
+			$display_url = $url["title"];
+		else {
+			$display_url = str_replace(array("http://www.", "https://www."), array("", ""), $url["url"]);
+			$display_url = str_replace(array("http://", "https://"), array("", ""), $display_url);
+
+			if (strlen($display_url) > 26)
+				$display_url = substr($display_url, 0, 25)."…";
+		}
+
+		//$start = strpos($text, $url, $offset);
+		$start = iconv_strpos($text, $url["url"], $offset, "UTF-8");
+		if (!($start === false)) {
+			$entities["urls"][] = array("url" => $url["url"],
+							"expanded_url" => $url["url"],
+							"display_url" => $display_url,
+							"indices" => array($start, $start+strlen($url["url"])));
+			$offset = $start + 1;
+		}
+	}
+
+	preg_match_all("/\[img](.*?)\[\/img\]/ism", $bbcode, $images);
+	$ordered_images = array();
+	foreach ($images[1] as $image) {
+		//$start = strpos($text, $url, $offset);
+		$start = iconv_strpos($text, $image, 0, "UTF-8");
+		if (!($start === false))
+			$ordered_images[$start] = $image;
+	}
+	//$entities["media"] = array();
+	$offset = 0;
+
+	foreach ($ordered_images as $url) {
+		$display_url = str_replace(array("http://www.", "https://www."), array("", ""), $url);
+		$display_url = str_replace(array("http://", "https://"), array("", ""), $display_url);
+
+		if (strlen($display_url) > 26)
+			$display_url = substr($display_url, 0, 25)."…";
+
+		$start = iconv_strpos($text, $url, $offset, "UTF-8");
+		if (!($start === false)) {
+			$image = get_photo_info($url);
+			if ($image) {
+				// If image cache is activated, then use the following sizes:
+				// thumb  (150), small (340), medium (600) and large (1024)
+				if (!Config::get("system", "proxy_disabled")) {
+					$media_url = proxy_url($url);
+
+					$sizes = array();
+					$scale = scale_image($image[0], $image[1], 150);
+					$sizes["thumb"] = array("w" => $scale["width"], "h" => $scale["height"], "resize" => "fit");
+
+					if (($image[0] > 150) || ($image[1] > 150)) {
+						$scale = scale_image($image[0], $image[1], 340);
+						$sizes["small"] = array("w" => $scale["width"], "h" => $scale["height"], "resize" => "fit");
+					}
+
+					$scale = scale_image($image[0], $image[1], 600);
+					$sizes["medium"] = array("w" => $scale["width"], "h" => $scale["height"], "resize" => "fit");
+
+					if (($image[0] > 600) || ($image[1] > 600)) {
+						$scale = scale_image($image[0], $image[1], 1024);
+						$sizes["large"] = array("w" => $scale["width"], "h" => $scale["height"], "resize" => "fit");
+					}
 				} else {
-					$photo['thumb'] = $thumb;
-					$data['photo'][] = $photo;
+					$media_url = $url;
+					$sizes["medium"] = array("w" => $image[0], "h" => $image[1], "resize" => "fit");
 				}
+
+				$entities["media"][] = array(
+							"id" => $start+1,
+							"id_str" => (string)$start+1,
+							"indices" => array($start, $start+strlen($url)),
+							"media_url" => normalise_link($media_url),
+							"media_url_https" => $media_url,
+							"url" => $url,
+							"display_url" => $display_url,
+							"expanded_url" => $url,
+							"type" => "photo",
+							"sizes" => $sizes);
 			}
+			$offset = $start + 1;
 		}
-		return api_format_data("photos", $type, $data);
 	}
 
-	/**
-	 * @brief upload a new photo or change an existing photo
-	 *
-	 * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
-	 * @return string
-	 */
-	function api_fr_photo_create_update($type) {
-		if (api_user() === false) {
-			throw new ForbiddenException();
+	return $entities;
+}
+function api_format_items_embeded_images(&$item, $text)
+{
+	$text = preg_replace_callback(
+		"|data:image/([^;]+)[^=]+=*|m",
+		function ($match) use ($item) {
+			return System::baseUrl()."/display/".$item['guid'];
+		},
+		$text
+	);
+	return $text;
+}
+
+
+/**
+ * @brief return <a href='url'>name</a> as array
+ *
+ * @param string $txt text
+ * @return array
+ * 			name => 'name'
+ * 			'url => 'url'
+ */
+function api_contactlink_to_array($txt)
+{
+	$match = array();
+	$r = preg_match_all('|<a href="([^"]*)">([^<]*)</a>|', $txt, $match);
+	if ($r && count($match)==3) {
+		$res = array(
+			'name' => $match[2],
+			'url' => $match[1]
+		);
+	} else {
+		$res = array(
+			'name' => $text,
+			'url' => ""
+		);
+	}
+	return $res;
+}
+
+
+/**
+ * @brief return likes, dislikes and attend status for item
+ *
+ * @param array $item array
+ * @return array
+ * 			likes => int count
+ * 			dislikes => int count
+ */
+function api_format_items_activities(&$item, $type = "json")
+{
+	$a = get_app();
+
+	$activities = array(
+		'like' => array(),
+		'dislike' => array(),
+		'attendyes' => array(),
+		'attendno' => array(),
+		'attendmaybe' => array(),
+	);
+
+	$items = q(
+		'SELECT * FROM item
+			WHERE uid=%d AND `thr-parent`="%s" AND visible AND NOT deleted',
+		intval($item['uid']),
+		dbesc($item['uri'])
+	);
+
+	foreach ($items as $i) {
+		// not used as result should be structured like other user data
+		//builtin_activity_puller($i, $activities);
+
+		// get user data and add it to the array of the activity
+		$user = api_get_user($a, $i['author-link']);
+		switch ($i['verb']) {
+			case ACTIVITY_LIKE:
+				$activities['like'][] = $user;
+				break;
+			case ACTIVITY_DISLIKE:
+				$activities['dislike'][] = $user;
+				break;
+			case ACTIVITY_ATTEND:
+				$activities['attendyes'][] = $user;
+				break;
+			case ACTIVITY_ATTENDNO:
+				$activities['attendno'][] = $user;
+				break;
+			case ACTIVITY_ATTENDMAYBE:
+				$activities['attendmaybe'][] = $user;
+				break;
+			default:
+				break;
 		}
-		// input params
-		$photo_id = (x($_REQUEST, 'photo_id') ? $_REQUEST['photo_id'] : null);
-		$desc = (x($_REQUEST, 'desc') ? $_REQUEST['desc'] : (array_key_exists('desc', $_REQUEST) ? "" : null)); // extra check necessary to distinguish between 'not provided' and 'empty string'
-		$album = (x($_REQUEST,'album') ? $_REQUEST['album'] : null);
-		$album_new = (x($_REQUEST,'album_new') ? $_REQUEST['album_new'] : null);
-		$allow_cid = (x($_REQUEST, 'allow_cid') ? $_REQUEST['allow_cid'] : (array_key_exists('allow_cid', $_REQUEST) ? " " : null));
-		$deny_cid = (x($_REQUEST, 'deny_cid') ? $_REQUEST['deny_cid'] : (array_key_exists('deny_cid', $_REQUEST) ? " " : null));
-		$allow_gid = (x($_REQUEST, 'allow_gid') ? $_REQUEST['allow_gid'] : (array_key_exists('allow_gid', $_REQUEST) ? " " : null));
-		$deny_gid = (x($_REQUEST, 'deny_gid') ? $_REQUEST['deny_gid'] : (array_key_exists('deny_gid', $_REQUEST) ? " " : null));
-		$visibility = (x($_REQUEST, 'visibility') ? (($_REQUEST['visibility'] == "true" || $_REQUEST['visibility'] == 1) ? true : false) : false);
+	}
 
-		// do several checks on input parameters
-		// we do not allow calls without album string
-		if ($album == null) {
-			throw new BadRequestException("no albumname specified");
+	if ($type == "xml") {
+		$xml_activities = array();
+		foreach ($activities as $k => $v) {
+			// change xml element from "like" to "friendica:like"
+			$xml_activities["friendica:".$k] = $v;
+			// add user data into xml output
+			$k_user = 0;
+			foreach ($v as $user)
+				$xml_activities["friendica:".$k][$k_user++.":user"] = $user;
 		}
-		// if photo_id == null --> we are uploading a new photo
-		if ($photo_id == null) {
-			$mode = "create";
+		$activities = $xml_activities;
+	}
 
-			// error if no media posted in create-mode
-			if (!x($_FILES,'media')) {
-				// Output error
-				throw new BadRequestException("no media data submitted");
-			}
+	return $activities;
+}
 
-			// album_new will be ignored in create-mode
-			$album_new = "";
+
+/**
+ * @brief return data from profiles
+ *
+ * @param array  $profile array containing data from db table 'profile'
+ * @param string $type    Known types are 'atom', 'rss', 'xml' and 'json'
+ * @return array
+ */
+function api_format_items_profiles(&$profile = null, $type = "json")
+{
+	if ($profile != null) {
+		$profile = array('profile_id' => $profile['id'],
+						'profile_name' => $profile['profile-name'],
+						'is_default' => $profile['is-default'] ? true : false,
+						'hide_friends'=> $profile['hide-friends'] ? true : false,
+						'profile_photo' => $profile['photo'],
+						'profile_thumb' => $profile['thumb'],
+						'publish' => $profile['publish'] ? true : false,
+						'net_publish' => $profile['net-publish'] ? true : false,
+						'description' => $profile['pdesc'],
+						'date_of_birth' => $profile['dob'],
+						'address' => $profile['address'],
+						'city' => $profile['locality'],
+						'region' => $profile['region'],
+						'postal_code' => $profile['postal-code'],
+						'country' => $profile['country-name'],
+						'hometown' => $profile['hometown'],
+						'gender' => $profile['gender'],
+						'marital' => $profile['marital'],
+						'marital_with' => $profile['with'],
+						'marital_since' => $profile['howlong'],
+						'sexual' => $profile['sexual'],
+						'politic' => $profile['politic'],
+						'religion' => $profile['religion'],
+						'public_keywords' => $profile['pub_keywords'],
+						'private_keywords' => $profile['prv_keywords'],
+						'likes' => bbcode(api_clean_plain_items($profile['likes']), false, false, 2, false),
+						'dislikes' => bbcode(api_clean_plain_items($profile['dislikes']), false, false, 2, false),
+						'about' => bbcode(api_clean_plain_items($profile['about']), false, false, 2, false),
+						'music' => bbcode(api_clean_plain_items($profile['music']), false, false, 2, false),
+						'book' => bbcode(api_clean_plain_items($profile['book']), false, false, 2, false),
+						'tv' => bbcode(api_clean_plain_items($profile['tv']), false, false, 2, false),
+						'film' => bbcode(api_clean_plain_items($profile['film']), false, false, 2, false),
+						'interest' => bbcode(api_clean_plain_items($profile['interest']), false, false, 2, false),
+						'romance' => bbcode(api_clean_plain_items($profile['romance']), false, false, 2, false),
+						'work' => bbcode(api_clean_plain_items($profile['work']), false, false, 2, false),
+						'education' => bbcode(api_clean_plain_items($profile['education']), false, false, 2, false),
+						'social_networks' => bbcode(api_clean_plain_items($profile['contact']), false, false, 2, false),
+						'homepage' => $profile['homepage'],
+						'users' => null);
+		return $profile;
+	}
+}
+
+/**
+ * @brief format items to be returned by api
+ *
+ * @param array $r array of items
+ * @param array $user_info
+ * @param bool $filter_user filter items by $user_info
+ */
+function api_format_items($r, $user_info, $filter_user = false, $type = "json")
+{
+	$a = get_app();
+
+	$ret = array();
+
+	foreach ($r as $item) {
+		localize_item($item);
+		list($status_user, $owner_user) = api_item_get_user($a, $item);
+
+		// Look if the posts are matching if they should be filtered by user id
+		if ($filter_user && ($status_user["id"] != $user_info["id"])) {
+			continue;
+		}
+
+		$in_reply_to = api_in_reply_to($item);
+
+		$converted = api_convert_item($item);
+
+		if ($type == "xml") {
+			$geo = "georss:point";
 		} else {
-			$mode = "update";
-
-			// check if photo is existing in database
-			$r = q("SELECT `id` FROM `photo` WHERE `uid` = %d AND `resource-id` = '%s' AND `album` = '%s'",
-					intval(api_user()),
-					dbesc($photo_id),
-					dbesc($album));
-			if (!DBM::is_result($r)) {
-				throw new BadRequestException("photo not available");
-			}
+			$geo = "geo";
 		}
 
-		// checks on acl strings provided by clients
-		$acl_input_error = false;
-		$acl_input_error |= check_acl_input($allow_cid);
-		$acl_input_error |= check_acl_input($deny_cid);
-		$acl_input_error |= check_acl_input($allow_gid);
-		$acl_input_error |= check_acl_input($deny_gid);
-		if ($acl_input_error) {
-			throw new BadRequestException("acl data invalid");
-		}
-		// now let's upload the new media in create-mode
-		if ($mode == "create") {
-			$media = $_FILES['media'];
-			$data = save_media_to_database("photo", $media, $type, $album, trim($allow_cid), trim($deny_cid), trim($allow_gid), trim($deny_gid), $desc, $visibility);
+		$status = array(
+			'text'		=> $converted["text"],
+			'truncated' => false,
+			'created_at'=> api_date($item['created']),
+			'in_reply_to_status_id' => $in_reply_to['status_id'],
+			'in_reply_to_status_id_str' => $in_reply_to['status_id_str'],
+			'source'    => (($item['app']) ? $item['app'] : 'web'),
+			'id'		=> intval($item['id']),
+			'id_str'	=> (string) intval($item['id']),
+			'in_reply_to_user_id' => $in_reply_to['user_id'],
+			'in_reply_to_user_id_str' => $in_reply_to['user_id_str'],
+			'in_reply_to_screen_name' => $in_reply_to['screen_name'],
+			$geo => null,
+			'favorited' => $item['starred'] ? true : false,
+			'user' =>  $status_user ,
+			'friendica_owner' => $owner_user,
+			//'entities' => NULL,
+			'statusnet_html'		=> $converted["html"],
+			'statusnet_conversation_id'	=> $item['parent'],
+			'friendica_activities' => api_format_items_activities($item, $type),
+		);
 
-			// return success of updating or error message
-			if (!is_null($data)) {
-				return api_format_data("photo_create", $type, $data);
-			} else {
-				throw new InternalServerErrorException("unknown error - uploading photo failed, see Friendica log for more information");
-			}
+		if (count($converted["attachments"]) > 0) {
+			$status["attachments"] = $converted["attachments"];
 		}
 
-		// now let's do the changes in update-mode
-		if ($mode == "update") {
-			$sql_extra = "";
+		if (count($converted["entities"]) > 0) {
+			$status["entities"] = $converted["entities"];
+		}
 
-			if (!is_null($desc)) {
-				$sql_extra .= (($sql_extra != "") ? " ," : "") . "`desc` = '$desc'";
-			}
+		if (($item['item_network'] != "") && ($status["source"] == 'web')) {
+			$status["source"] = network_to_name($item['item_network'], $user_info['url']);
+		} elseif (($item['item_network'] != "") && (network_to_name($item['item_network'], $user_info['url']) != $status["source"])) {
+			$status["source"] = trim($status["source"].' ('.network_to_name($item['item_network'], $user_info['url']).')');
+		}
 
-			if (!is_null($album_new)) {
-				$sql_extra .= (($sql_extra != "") ? " ," : "") . "`album` = '$album_new'";
-			}
 
-			if (!is_null($allow_cid)) {
-				$allow_cid = trim($allow_cid);
-				$sql_extra .= (($sql_extra != "") ? " ," : "") . "`allow_cid` = '$allow_cid'";
-			}
+		// Retweets are only valid for top postings
+		// It doesn't work reliable with the link if its a feed
+		//$IsRetweet = ($item['owner-link'] != $item['author-link']);
+		//if ($IsRetweet)
+		//	$IsRetweet = (($item['owner-name'] != $item['author-name']) || ($item['owner-avatar'] != $item['author-avatar']));
 
-			if (!is_null($deny_cid)) {
-				$deny_cid = trim($deny_cid);
-				$sql_extra .= (($sql_extra != "") ? " ," : "") . "`deny_cid` = '$deny_cid'";
-			}
 
-			if (!is_null($allow_gid)) {
-				$allow_gid = trim($allow_gid);
-				$sql_extra .= (($sql_extra != "") ? " ," : "") . "`allow_gid` = '$allow_gid'";
-			}
-
-			if (!is_null($deny_gid)) {
-				$deny_gid = trim($deny_gid);
-				$sql_extra .= (($sql_extra != "") ? " ," : "") . "`deny_gid` = '$deny_gid'";
-			}
-
-			$result = false;
-			if ($sql_extra != "") {
-				$nothingtodo = false;
-				$result = q("UPDATE `photo` SET %s, `edited`='%s' WHERE `uid` = %d AND `resource-id` = '%s' AND `album` = '%s'",
-						$sql_extra,
-						datetime_convert(),   // update edited timestamp
-						intval(api_user()),
-						dbesc($photo_id),
-						dbesc($album));
-			} else {
-				$nothingtodo = true;
-			}
-
-			if (x($_FILES,'media')) {
-				$nothingtodo = false;
-				$media = $_FILES['media'];
-				$data = save_media_to_database("photo", $media, $type, $album, $allow_cid, $deny_cid, $allow_gid, $deny_gid, $desc, 0, $visibility, $photo_id);
-				if (!is_null($data)) {
-					return api_format_data("photo_update", $type, $data);
+		if ($item["id"] == $item["parent"]) {
+			$retweeted_item = api_share_as_retweet($item);
+			if ($retweeted_item !== false) {
+				$retweeted_status = $status;
+				try {
+					$retweeted_status["user"] = api_get_user($a, $retweeted_item["author-link"]);
+				} catch (BadRequestException $e) {
+					// user not found. should be found?
+					/// @todo check if the user should be always found
+					$retweeted_status["user"] = array();
 				}
-			}
 
-			// return success of updating or error message
-			if ($result) {
-				$answer = array('result' => 'updated', 'message' => 'Image id `' . $photo_id . '` has been updated.');
-				return api_format_data("photo_update", $type, array('$result' => $answer));
-			} else {
-				if ($nothingtodo) {
-					$answer = array('result' => 'cancelled', 'message' => 'Nothing to update for image id `' . $photo_id . '`.');
-					return api_format_data("photo_update", $type, array('$result' => $answer));
-				}
-				throw new InternalServerErrorException("unknown error - update photo entry in database failed");
+				$rt_converted = api_convert_item($retweeted_item);
+
+				$retweeted_status['text'] = $rt_converted["text"];
+				$retweeted_status['statusnet_html'] = $rt_converted["html"];
+				$retweeted_status['friendica_activities'] = api_format_items_activities($retweeted_item, $type);
+				$retweeted_status['created_at'] =  api_date($retweeted_item['created']);
+				$status['retweeted_status'] = $retweeted_status;
 			}
 		}
-		throw new InternalServerErrorException("unknown error - this error on uploading or updating a photo should never happen");
-	}
 
+		// "uid" and "self" are only needed for some internal stuff, so remove it from here
+		unset($status["user"]["uid"]);
+		unset($status["user"]["self"]);
 
-	/**
-	 * @brief delete a single photo from the database through api
-	 *
-	 * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
-	 * @return string
-	 */
-	function api_fr_photo_delete($type) {
-		if (api_user() === false) {
-			throw new ForbiddenException();
+		if ($item["coord"] != "") {
+			$coords = explode(' ', $item["coord"]);
+			if (count($coords) == 2) {
+				if ($type == "json")
+					$status["geo"] = array('type' => 'Point',
+							'coordinates' => array((float) $coords[0],
+										(float) $coords[1]));
+				else // Not sure if this is the official format - if someone founds a documentation we can check
+					$status["georss:point"] = $item["coord"];
+			}
 		}
-		// input params
-		$photo_id = (x($_REQUEST, 'photo_id') ? $_REQUEST['photo_id'] : null);
+		$ret[] = $status;
+	};
+	return $ret;
+}
 
-		// do several checks on input parameters
-		// we do not allow calls without photo id
-		if ($photo_id == null) {
-			throw new BadRequestException("no photo_id specified");
-		}
-		// check if photo is existing in database
-		$r = q("SELECT `id` FROM `photo` WHERE `uid` = %d AND `resource-id` = '%s'",
-				intval(api_user()),
-				dbesc($photo_id)
+function api_account_rate_limit_status($type)
+{
+	if ($type == "xml") {
+		$hash = array(
+				'remaining-hits' => '150',
+				'@attributes' => array("type" => "integer"),
+				'hourly-limit' => '150',
+				'@attributes2' => array("type" => "integer"),
+				'reset-time' => datetime_convert('UTC', 'UTC', 'now + 1 hour', ATOM_TIME),
+				'@attributes3' => array("type" => "datetime"),
+				'reset_time_in_seconds' => strtotime('now + 1 hour'),
+				'@attributes4' => array("type" => "integer"),
 			);
-		if (!DBM::is_result($r)) {
-			throw new BadRequestException("photo not available");
+	} else {
+		$hash = array(
+				'reset_time_in_seconds' => strtotime('now + 1 hour'),
+				'remaining_hits' => '150',
+				'hourly_limit' => '150',
+				'reset_time' => api_date(datetime_convert('UTC', 'UTC', 'now + 1 hour', ATOM_TIME)),
+			);
+	}
+
+	return api_format_data('hash', $type, array('hash' => $hash));
+}
+
+/// @TODO move to top of file or somwhere better
+api_register_func('api/account/rate_limit_status', 'api_account_rate_limit_status', true);
+
+function api_help_test($type)
+{
+	if ($type == 'xml') {
+		$ok = "true";
+	} else {
+		$ok = "ok";
+	}
+
+	return api_format_data('ok', $type, array("ok" => $ok));
+}
+
+/// @TODO move to top of file or somwhere better
+api_register_func('api/help/test', 'api_help_test', false);
+
+function api_lists($type)
+{
+	$ret = array();
+	/// @TODO $ret is not filled here?
+	return api_format_data('lists', $type, array("lists_list" => $ret));
+}
+
+/// @TODO move to top of file or somwhere better
+api_register_func('api/lists', 'api_lists', true);
+
+function api_lists_list($type)
+{
+	$ret = array();
+	/// @TODO $ret is not filled here?
+	return api_format_data('lists', $type, array("lists_list" => $ret));
+}
+
+/// @TODO move to top of file or somwhere better
+api_register_func('api/lists/list', 'api_lists_list', true);
+
+/**
+ * https://dev.twitter.com/docs/api/1/get/statuses/friends
+ * This function is deprecated by Twitter
+ * returns: json, xml
+ */
+function api_statuses_f($type, $qtype)
+{
+	$a = get_app();
+
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+
+	$user_info = api_get_user($a);
+
+	if (x($_GET, 'cursor') && $_GET['cursor']=='undefined') {
+		/* this is to stop Hotot to load friends multiple times
+		*  I'm not sure if I'm missing return something or
+		*  is a bug in hotot. Workaround, meantime
+		*/
+
+		/*$ret=Array();
+		return array('$users' => $ret);*/
+		return false;
+	}
+
+	if ($qtype == 'friends') {
+		$sql_extra = sprintf(" AND ( `rel` = %d OR `rel` = %d ) ", intval(CONTACT_IS_SHARING), intval(CONTACT_IS_FRIEND));
+	}
+	if ($qtype == 'followers') {
+		$sql_extra = sprintf(" AND ( `rel` = %d OR `rel` = %d ) ", intval(CONTACT_IS_FOLLOWER), intval(CONTACT_IS_FRIEND));
+	}
+
+	// friends and followers only for self
+	if ($user_info['self'] == 0) {
+		$sql_extra = " AND false ";
+	}
+
+	$r = q(
+		"SELECT `nurl` FROM `contact` WHERE `uid` = %d AND NOT `self` AND (NOT `blocked` OR `pending`) $sql_extra ORDER BY `nick`",
+		intval(api_user())
+	);
+
+	$ret = array();
+	foreach ($r as $cid) {
+		$user = api_get_user($a, $cid['nurl']);
+		// "uid" and "self" are only needed for some internal stuff, so remove it from here
+		unset($user["uid"]);
+		unset($user["self"]);
+
+		if ($user) {
+			$ret[] = $user;
 		}
-		// now we can perform on the deletion of the photo
-		$result = q("DELETE FROM `photo` WHERE `uid` = %d AND `resource-id` = '%s'",
-				intval(api_user()),
-				dbesc($photo_id));
+	}
 
-		// return success of deletion or error message
-		if ($result) {
-			// retrieve the id of the parent element (the photo element)
-			$photo_item = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `resource-id` = '%s' AND `type` = 'photo'",
-				intval(local_user()),
-				dbesc($photo_id)
-				);
+	return array('user' => $ret);
 
-			if (!DBM::is_result($photo_item)) {
-				throw new InternalServerErrorException("problem with deleting items occured");
-			}
-			// function for setting the items to "deleted = 1" which ensures that comments, likes etc. are not shown anymore
-			// to the user and the contacts of the users (drop_items() do all the necessary magic to avoid orphans in database and federate deletion)
-			drop_item($photo_item[0]['id'], false);
+}
 
-			$answer = array('result' => 'deleted', 'message' => 'photo with id `' . $photo_id . '` has been deleted from server.');
-			return api_format_data("photo_delete", $type, array('$result' => $answer));
+function api_statuses_friends($type)
+{
+	$data =  api_statuses_f($type, "friends");
+	if ($data === false) {
+		return false;
+	}
+	return api_format_data("users", $type, $data);
+}
+
+function api_statuses_followers($type)
+{
+	$data = api_statuses_f($type, "followers");
+	if ($data === false) {
+		return false;
+	}
+	return api_format_data("users", $type, $data);
+}
+
+/// @TODO move to top of file or somewhere better
+api_register_func('api/statuses/friends', 'api_statuses_friends', true);
+api_register_func('api/statuses/followers', 'api_statuses_followers', true);
+
+function api_statusnet_config($type)
+{
+	$a = get_app();
+
+	$name = $a->config['sitename'];
+	$server = $a->get_hostname();
+	$logo = System::baseUrl() . '/images/friendica-64.png';
+	$email = $a->config['admin_email'];
+	$closed = (($a->config['register_policy'] == REGISTER_CLOSED) ? 'true' : 'false');
+	$private = ((Config::get('system', 'block_public')) ? 'true' : 'false');
+	$textlimit = (string) (($a->config['max_import_size']) ? $a->config['max_import_size'] : 200000);
+	if ($a->config['api_import_size']) {
+		$texlimit = string($a->config['api_import_size']);
+	}
+	$ssl = ((Config::get('system', 'have_ssl')) ? 'true' : 'false');
+	$sslserver = (($ssl === 'true') ? str_replace('http:', 'https:', System::baseUrl()) : '');
+
+	$config = array(
+		'site' => array('name' => $name,'server' => $server, 'theme' => 'default', 'path' => '',
+			'logo' => $logo, 'fancy' => true, 'language' => 'en', 'email' => $email, 'broughtby' => '',
+			'broughtbyurl' => '', 'timezone' => 'UTC', 'closed' => $closed, 'inviteonly' => false,
+			'private' => $private, 'textlimit' => $textlimit, 'sslserver' => $sslserver, 'ssl' => $ssl,
+			'shorturllength' => '30',
+			'friendica' => array(
+					'FRIENDICA_PLATFORM' => FRIENDICA_PLATFORM,
+					'FRIENDICA_VERSION' => FRIENDICA_VERSION,
+					'DFRN_PROTOCOL_VERSION' => DFRN_PROTOCOL_VERSION,
+					'DB_UPDATE_VERSION' => DB_UPDATE_VERSION
+					)
+		),
+	);
+
+	return api_format_data('config', $type, array('config' => $config));
+}
+
+/// @TODO move to top of file or somewhere better
+api_register_func('api/gnusocial/config', 'api_statusnet_config', false);
+api_register_func('api/statusnet/config', 'api_statusnet_config', false);
+
+function api_statusnet_version($type)
+{
+	// liar
+	$fake_statusnet_version = "0.9.7";
+
+	return api_format_data('version', $type, array('version' => $fake_statusnet_version));
+}
+
+/// @TODO move to top of file or somewhere better
+api_register_func('api/gnusocial/version', 'api_statusnet_version', false);
+api_register_func('api/statusnet/version', 'api_statusnet_version', false);
+
+/**
+ * @todo use api_format_data() to return data
+ */
+function api_ff_ids($type,$qtype)
+{
+	$a = get_app();
+
+	if (! api_user()) {
+		throw new ForbiddenException();
+	}
+
+	$user_info = api_get_user($a);
+
+	if ($qtype == 'friends') {
+		$sql_extra = sprintf(" AND ( `rel` = %d OR `rel` = %d ) ", intval(CONTACT_IS_SHARING), intval(CONTACT_IS_FRIEND));
+	}
+	if ($qtype == 'followers') {
+		$sql_extra = sprintf(" AND ( `rel` = %d OR `rel` = %d ) ", intval(CONTACT_IS_FOLLOWER), intval(CONTACT_IS_FRIEND));
+	}
+
+	if (!$user_info["self"]) {
+		$sql_extra = " AND false ";
+	}
+
+	$stringify_ids = (x($_REQUEST, 'stringify_ids') ? $_REQUEST['stringify_ids'] : false);
+
+	$r = q(
+		"SELECT `pcontact`.`id` FROM `contact`
+			INNER JOIN `contact` AS `pcontact` ON `contact`.`nurl` = `pcontact`.`nurl` AND `pcontact`.`uid` = 0
+			WHERE `contact`.`uid` = %s AND NOT `contact`.`self`",
+		intval(api_user())
+	);
+
+	if (!DBM::is_result($r)) {
+		return;
+	}
+
+	$ids = array();
+	foreach ($r as $rr) {
+		if ($stringify_ids) {
+			$ids[] = $rr['id'];
 		} else {
-			throw new InternalServerErrorException("unknown error on deleting photo from database table");
+			$ids[] = intval($rr['id']);
 		}
 	}
 
+	return api_format_data("ids", $type, array('id' => $ids));
+}
 
-	/**
-	 * @brief returns the details of a specified photo id, if scale is given, returns the photo data in base 64
-	 *
-	 * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
-	 * @return string
-	 */
-	function api_fr_photo_detail($type) {
-		if (api_user() === false) {
-			throw new ForbiddenException();
+function api_friends_ids($type)
+{
+	return api_ff_ids($type, 'friends');
+}
+
+function api_followers_ids($type)
+{
+	return api_ff_ids($type, 'followers');
+}
+
+/// @TODO move to top of file or somewhere better
+api_register_func('api/friends/ids', 'api_friends_ids', true);
+api_register_func('api/followers/ids', 'api_followers_ids', true);
+
+function api_direct_messages_new($type)
+{
+
+	$a = get_app();
+
+	if (api_user() === false) throw new ForbiddenException();
+
+	if (!x($_POST, "text") || (!x($_POST, "screen_name") && !x($_POST, "user_id"))) return;
+
+	$sender = api_get_user($a);
+
+	if ($_POST['screen_name']) {
+		$r = q(
+			"SELECT `id`, `nurl`, `network` FROM `contact` WHERE `uid`=%d AND `nick`='%s'",
+			intval(api_user()),
+			dbesc($_POST['screen_name'])
+		);
+
+		// Selecting the id by priority, friendica first
+		api_best_nickname($r);
+
+		$recipient = api_get_user($a, $r[0]['nurl']);
+	} else {
+		$recipient = api_get_user($a, $_POST['user_id']);
+	}
+
+	$replyto = '';
+	$sub     = '';
+	if (x($_REQUEST, 'replyto')) {
+		$r = q(
+			'SELECT `parent-uri`, `title` FROM `mail` WHERE `uid`=%d AND `id`=%d',
+			intval(api_user()),
+			intval($_REQUEST['replyto'])
+		);
+		$replyto = $r[0]['parent-uri'];
+		$sub     = $r[0]['title'];
+	} else {
+		if (x($_REQUEST, 'title')) {
+			$sub = $_REQUEST['title'];
+		} else {
+			$sub = ((strlen($_POST['text'])>10) ? substr($_POST['text'], 0, 10)."...":$_POST['text']);
 		}
-		if (!x($_REQUEST, 'photo_id')) {
-			throw new BadRequestException("No photo id.");
+	}
+
+	$id = send_message($recipient['cid'], $_POST['text'], $sub, $replyto);
+
+	if ($id > -1) {
+		$r = q("SELECT * FROM `mail` WHERE id=%d", intval($id));
+		$ret = api_format_messages($r[0], $recipient, $sender);
+	} else {
+		$ret = array("error"=>$id);
+	}
+
+	$data = array('direct_message'=>$ret);
+
+	switch ($type) {
+		case "atom":
+		case "rss":
+			$data = api_rss_extra($a, $data, $user_info);
+	}
+
+	return api_format_data("direct-messages", $type, $data);
+
+}
+
+/// @TODO move to top of file or somewhere better
+api_register_func('api/direct_messages/new', 'api_direct_messages_new', true, API_METHOD_POST);
+
+/**
+ * @brief delete a direct_message from mail table through api
+ *
+ * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
+ * @return string
+ */
+function api_direct_messages_destroy($type)
+{
+	$a = get_app();
+
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+
+	// params
+	$user_info = api_get_user($a);
+	//required
+	$id = (x($_REQUEST, 'id') ? $_REQUEST['id'] : 0);
+	// optional
+	$parenturi = (x($_REQUEST, 'friendica_parenturi') ? $_REQUEST['friendica_parenturi'] : "");
+	$verbose = (x($_GET, 'friendica_verbose') ? strtolower($_GET['friendica_verbose']) : "false");
+	/// @todo optional parameter 'include_entities' from Twitter API not yet implemented
+
+	$uid = $user_info['uid'];
+	// error if no id or parenturi specified (for clients posting parent-uri as well)
+	if ($verbose == "true" && ($id == 0 || $parenturi == "")) {
+		$answer = array('result' => 'error', 'message' => 'message id or parenturi not specified');
+		return api_format_data("direct_messages_delete", $type, array('$result' => $answer));
+	}
+
+	// BadRequestException if no id specified (for clients using Twitter API)
+	if ($id == 0) {
+		throw new BadRequestException('Message id not specified');
+	}
+
+	// add parent-uri to sql command if specified by calling app
+	$sql_extra = ($parenturi != "" ? " AND `parent-uri` = '" . dbesc($parenturi) . "'" : "");
+
+	// get data of the specified message id
+	$r = q(
+		"SELECT `id` FROM `mail` WHERE `uid` = %d AND `id` = %d" . $sql_extra,
+		intval($uid),
+		intval($id)
+	);
+
+	// error message if specified id is not in database
+	if (!DBM::is_result($r)) {
+		if ($verbose == "true") {
+			$answer = array('result' => 'error', 'message' => 'message id not in database');
+			return api_format_data("direct_messages_delete", $type, array('$result' => $answer));
+		}
+		/// @todo BadRequestException ok for Twitter API clients?
+		throw new BadRequestException('message id not in database');
+	}
+
+	// delete message
+	$result = q(
+		"DELETE FROM `mail` WHERE `uid` = %d AND `id` = %d" . $sql_extra,
+		intval($uid),
+		intval($id)
+	);
+
+	if ($verbose == "true") {
+		if ($result) {
+			// return success
+			$answer = array('result' => 'ok', 'message' => 'message deleted');
+			return api_format_data("direct_message_delete", $type, array('$result' => $answer));
+		} else {
+			$answer = array('result' => 'error', 'message' => 'unknown error');
+			return api_format_data("direct_messages_delete", $type, array('$result' => $answer));
+		}
+	}
+	/// @todo return JSON data like Twitter API not yet implemented
+
+}
+
+/// @TODO move to top of file or somewhere better
+api_register_func('api/direct_messages/destroy', 'api_direct_messages_destroy', true, API_METHOD_DELETE);
+
+function api_direct_messages_box($type, $box, $verbose)
+{
+	$a = get_app();
+
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+
+	// params
+	$count = (x($_GET, 'count') ? $_GET['count'] : 20);
+	$page = (x($_REQUEST, 'page') ? $_REQUEST['page'] -1 : 0);
+	if ($page < 0) {
+		$page = 0;
+	}
+
+	$since_id = (x($_REQUEST, 'since_id') ? $_REQUEST['since_id'] : 0);
+	$max_id = (x($_REQUEST, 'max_id') ? $_REQUEST['max_id'] : 0);
+
+	$user_id = (x($_REQUEST, 'user_id') ? $_REQUEST['user_id'] : "");
+	$screen_name = (x($_REQUEST, 'screen_name') ? $_REQUEST['screen_name'] : "");
+
+	//  caller user info
+	unset($_REQUEST["user_id"]);
+	unset($_GET["user_id"]);
+
+	unset($_REQUEST["screen_name"]);
+	unset($_GET["screen_name"]);
+
+	$user_info = api_get_user($a);
+	$profile_url = $user_info["url"];
+
+	// pagination
+	$start = $page * $count;
+
+	// filters
+	if ($box=="sentbox") {
+		$sql_extra = "`mail`.`from-url`='" . dbesc($profile_url) . "'";
+	} elseif ($box == "conversation") {
+		$sql_extra = "`mail`.`parent-uri`='" . dbesc($_GET["uri"])  . "'";
+	} elseif ($box == "all") {
+		$sql_extra = "true";
+	} elseif ($box == "inbox") {
+		$sql_extra = "`mail`.`from-url`!='" . dbesc($profile_url) . "'";
+	}
+
+	if ($max_id > 0) {
+		$sql_extra .= ' AND `mail`.`id` <= ' . intval($max_id);
+	}
+
+	if ($user_id != "") {
+		$sql_extra .= ' AND `mail`.`contact-id` = ' . intval($user_id);
+	} elseif ($screen_name !="") {
+		$sql_extra .= " AND `contact`.`nick` = '" . dbesc($screen_name). "'";
+	}
+
+	$r = q(
+		"SELECT `mail`.*, `contact`.`nurl` AS `contact-url` FROM `mail`,`contact` WHERE `mail`.`contact-id` = `contact`.`id` AND `mail`.`uid`=%d AND $sql_extra AND `mail`.`id` > %d ORDER BY `mail`.`id` DESC LIMIT %d,%d",
+		intval(api_user()),
+		intval($since_id),
+		intval($start),
+		intval($count)
+	);
+	if ($verbose == "true" && !DBM::is_result($r)) {
+		$answer = array('result' => 'error', 'message' => 'no mails available');
+		return api_format_data("direct_messages_all", $type, array('$result' => $answer));
+	}
+
+	$ret = array();
+	foreach ($r as $item) {
+		if ($box == "inbox" || $item['from-url'] != $profile_url) {
+			$recipient = $user_info;
+			$sender = api_get_user($a, normalise_link($item['contact-url']));
+		} elseif ($box == "sentbox" || $item['from-url'] == $profile_url) {
+			$recipient = api_get_user($a, normalise_link($item['contact-url']));
+			$sender = $user_info;
 		}
 
-		$scale = (x($_REQUEST, 'scale') ? intval($_REQUEST['scale']) : false);
-		$photo_id = $_REQUEST['photo_id'];
-
-		// prepare json/xml output with data from database for the requested photo
-		$data = prepare_photo_data($type, $scale, $photo_id);
-
-		return api_format_data("photo_detail", $type, $data);
+		$ret[] = api_format_messages($item, $recipient, $sender);
 	}
 
 
-	/**
-	 * @brief updates the profile image for the user (either a specified profile or the default profile)
-	 *
-	 * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
-	 * @return string
-	 */
-	function api_account_update_profile_image($type) {
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
-		// input params
-		$profileid = (x($_REQUEST, 'profile_id') ? $_REQUEST['profile_id'] : 0);
+	$data = array('direct_message' => $ret);
+	switch ($type) {
+		case "atom":
+		case "rss":
+			$data = api_rss_extra($a, $data, $user_info);
+	}
 
-		// error if image data is missing
-		if (!x($_FILES, 'image')) {
+	return api_format_data("direct-messages", $type, $data);
+}
+
+function api_direct_messages_sentbox($type)
+{
+	$verbose = (x($_GET, 'friendica_verbose') ? strtolower($_GET['friendica_verbose']) : "false");
+	return api_direct_messages_box($type, "sentbox", $verbose);
+}
+
+function api_direct_messages_inbox($type)
+{
+	$verbose = (x($_GET, 'friendica_verbose') ? strtolower($_GET['friendica_verbose']) : "false");
+	return api_direct_messages_box($type, "inbox", $verbose);
+}
+
+function api_direct_messages_all($type)
+{
+	$verbose = (x($_GET, 'friendica_verbose') ? strtolower($_GET['friendica_verbose']) : "false");
+	return api_direct_messages_box($type, "all", $verbose);
+}
+
+function api_direct_messages_conversation($type)
+{
+	$verbose = (x($_GET, 'friendica_verbose') ? strtolower($_GET['friendica_verbose']) : "false");
+	return api_direct_messages_box($type, "conversation", $verbose);
+}
+
+/// @TODO move to top of file or somewhere better
+api_register_func('api/direct_messages/conversation', 'api_direct_messages_conversation', true);
+api_register_func('api/direct_messages/all', 'api_direct_messages_all', true);
+api_register_func('api/direct_messages/sent', 'api_direct_messages_sentbox', true);
+api_register_func('api/direct_messages', 'api_direct_messages_inbox', true);
+
+function api_oauth_request_token($type)
+{
+	try {
+		$oauth = new FKOAuth1();
+		$r = $oauth->fetch_request_token(OAuthRequest::from_request());
+	} catch (Exception $e) {
+		echo "error=" . OAuthUtil::urlencode_rfc3986($e->getMessage());
+		killme();
+	}
+	echo $r;
+	killme();
+}
+
+function api_oauth_access_token($type)
+{
+	try {
+		$oauth = new FKOAuth1();
+		$r = $oauth->fetch_access_token(OAuthRequest::from_request());
+	} catch (Exception $e) {
+		echo "error=". OAuthUtil::urlencode_rfc3986($e->getMessage());
+		killme();
+	}
+	echo $r;
+	killme();
+}
+
+/// @TODO move to top of file or somewhere better
+api_register_func('api/oauth/request_token', 'api_oauth_request_token', false);
+api_register_func('api/oauth/access_token', 'api_oauth_access_token', false);
+
+
+/**
+ * @brief delete a complete photoalbum with all containing photos from database through api
+ *
+ * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
+ * @return string
+ */
+function api_fr_photoalbum_delete($type)
+{
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+	// input params
+	$album = (x($_REQUEST, 'album') ? $_REQUEST['album'] : "");
+
+	// we do not allow calls without album string
+	if ($album == "") {
+		throw new BadRequestException("no albumname specified");
+	}
+	// check if album is existing
+	$r = q(
+		"SELECT DISTINCT `resource-id` FROM `photo` WHERE `uid` = %d AND `album` = '%s'",
+		intval(api_user()),
+		dbesc($album)
+	);
+	if (!DBM::is_result($r))
+		throw new BadRequestException("album not available");
+
+	// function for setting the items to "deleted = 1" which ensures that comments, likes etc. are not shown anymore
+	// to the user and the contacts of the users (drop_items() performs the federation of the deletion to other networks
+	foreach ($r as $rr) {
+		$photo_item = q(
+			"SELECT `id` FROM `item` WHERE `uid` = %d AND `resource-id` = '%s' AND `type` = 'photo'",
+			intval(local_user()),
+			dbesc($rr['resource-id'])
+		);
+
+		if (!DBM::is_result($photo_item)) {
+			throw new InternalServerErrorException("problem with deleting items occured");
+		}
+		drop_item($photo_item[0]['id'], false);
+	}
+
+	// now let's delete all photos from the album
+	$result = q(
+		"DELETE FROM `photo` WHERE `uid` = %d AND `album` = '%s'",
+		intval(api_user()),
+		dbesc($album)
+	);
+
+	// return success of deletion or error message
+	if ($result) {
+		$answer = array('result' => 'deleted', 'message' => 'album `' . $album . '` with all containing photos has been deleted.');
+		return api_format_data("photoalbum_delete", $type, array('$result' => $answer));
+	} else {
+		throw new InternalServerErrorException("unknown error - deleting from database failed");
+	}
+}
+
+/**
+ * @brief update the name of the album for all photos of an album
+ *
+ * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
+ * @return string
+ */
+function api_fr_photoalbum_update($type)
+{
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+	// input params
+	$album = (x($_REQUEST, 'album') ? $_REQUEST['album'] : "");
+	$album_new = (x($_REQUEST, 'album_new') ? $_REQUEST['album_new'] : "");
+
+	// we do not allow calls without album string
+	if ($album == "") {
+		throw new BadRequestException("no albumname specified");
+	}
+	if ($album_new == "") {
+		throw new BadRequestException("no new albumname specified");
+	}
+	// check if album is existing
+	$r = q(
+		"SELECT `id` FROM `photo` WHERE `uid` = %d AND `album` = '%s'",
+		intval(api_user()),
+		dbesc($album)
+	);
+	if (!DBM::is_result($r)) {
+		throw new BadRequestException("album not available");
+	}
+	// now let's update all photos to the albumname
+	$result = q(
+		"UPDATE `photo` SET `album` = '%s' WHERE `uid` = %d AND `album` = '%s'",
+		dbesc($album_new),
+		intval(api_user()),
+		dbesc($album)
+	);
+
+	// return success of updating or error message
+	if ($result) {
+		$answer = array('result' => 'updated', 'message' => 'album `' . $album . '` with all containing photos has been renamed to `' . $album_new . '`.');
+		return api_format_data("photoalbum_update", $type, array('$result' => $answer));
+	} else {
+		throw new InternalServerErrorException("unknown error - updating in database failed");
+	}
+}
+
+
+/**
+ * @brief list all photos of the authenticated user
+ *
+ * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
+ * @return string
+ */
+function api_fr_photos_list($type)
+{
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+	$r = q(
+		"SELECT `resource-id`, MAX(scale) AS `scale`, `album`, `filename`, `type`, MAX(`created`) AS `created`,
+		MAX(`edited`) AS `edited`, MAX(`desc`) AS `desc` FROM `photo`
+		WHERE `uid` = %d AND `album` != 'Contact Photos' GROUP BY `resource-id`",
+		intval(local_user())
+	);
+	$typetoext = array(
+		'image/jpeg' => 'jpg',
+		'image/png' => 'png',
+		'image/gif' => 'gif'
+	);
+	$data = array('photo'=>array());
+	if (DBM::is_result($r)) {
+		foreach ($r as $rr) {
+			$photo = array();
+			$photo['id'] = $rr['resource-id'];
+			$photo['album'] = $rr['album'];
+			$photo['filename'] = $rr['filename'];
+			$photo['type'] = $rr['type'];
+			$thumb = System::baseUrl() . "/photo/" . $rr['resource-id'] . "-" . $rr['scale'] . "." . $typetoext[$rr['type']];
+			$photo['created'] = $rr['created'];
+			$photo['edited'] = $rr['edited'];
+			$photo['desc'] = $rr['desc'];
+
+			if ($type == "xml") {
+				$data['photo'][] = array("@attributes" => $photo, "1" => $thumb);
+			} else {
+				$photo['thumb'] = $thumb;
+				$data['photo'][] = $photo;
+			}
+		}
+	}
+	return api_format_data("photos", $type, $data);
+}
+
+/**
+ * @brief upload a new photo or change an existing photo
+ *
+ * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
+ * @return string
+ */
+function api_fr_photo_create_update($type)
+{
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+	// input params
+	$photo_id = (x($_REQUEST, 'photo_id') ? $_REQUEST['photo_id'] : null);
+	$desc = (x($_REQUEST, 'desc') ? $_REQUEST['desc'] : (array_key_exists('desc', $_REQUEST) ? "" : null)); // extra check necessary to distinguish between 'not provided' and 'empty string'
+	$album = (x($_REQUEST, 'album') ? $_REQUEST['album'] : null);
+	$album_new = (x($_REQUEST, 'album_new') ? $_REQUEST['album_new'] : null);
+	$allow_cid = (x($_REQUEST, 'allow_cid') ? $_REQUEST['allow_cid'] : (array_key_exists('allow_cid', $_REQUEST) ? " " : null));
+	$deny_cid = (x($_REQUEST, 'deny_cid') ? $_REQUEST['deny_cid'] : (array_key_exists('deny_cid', $_REQUEST) ? " " : null));
+	$allow_gid = (x($_REQUEST, 'allow_gid') ? $_REQUEST['allow_gid'] : (array_key_exists('allow_gid', $_REQUEST) ? " " : null));
+	$deny_gid = (x($_REQUEST, 'deny_gid') ? $_REQUEST['deny_gid'] : (array_key_exists('deny_gid', $_REQUEST) ? " " : null));
+	$visibility = (x($_REQUEST, 'visibility') ? (($_REQUEST['visibility'] == "true" || $_REQUEST['visibility'] == 1) ? true : false) : false);
+
+	// do several checks on input parameters
+	// we do not allow calls without album string
+	if ($album == null) {
+		throw new BadRequestException("no albumname specified");
+	}
+	// if photo_id == null --> we are uploading a new photo
+	if ($photo_id == null) {
+		$mode = "create";
+
+		// error if no media posted in create-mode
+		if (!x($_FILES, 'media')) {
+			// Output error
 			throw new BadRequestException("no media data submitted");
 		}
 
-		// check if specified profile id is valid
-		if ($profileid != 0) {
-			$r = q("SELECT `id` FROM `profile` WHERE `uid` = %d AND `id` = %d",
-				intval(api_user()),
-				intval($profileid));
-			// error message if specified profile id is not in database
-			if (!DBM::is_result($r)) {
-				throw new BadRequestException("profile_id not available");
-			}
-			$is_default_profile = $r['profile'];
+		// album_new will be ignored in create-mode
+		$album_new = "";
+	} else {
+		$mode = "update";
+
+		// check if photo is existing in database
+		$r = q(
+			"SELECT `id` FROM `photo` WHERE `uid` = %d AND `resource-id` = '%s' AND `album` = '%s'",
+			intval(api_user()),
+			dbesc($photo_id),
+			dbesc($album)
+		);
+		if (!DBM::is_result($r)) {
+			throw new BadRequestException("photo not available");
+		}
+	}
+
+	// checks on acl strings provided by clients
+	$acl_input_error = false;
+	$acl_input_error |= check_acl_input($allow_cid);
+	$acl_input_error |= check_acl_input($deny_cid);
+	$acl_input_error |= check_acl_input($allow_gid);
+	$acl_input_error |= check_acl_input($deny_gid);
+	if ($acl_input_error) {
+		throw new BadRequestException("acl data invalid");
+	}
+	// now let's upload the new media in create-mode
+	if ($mode == "create") {
+		$media = $_FILES['media'];
+		$data = save_media_to_database("photo", $media, $type, $album, trim($allow_cid), trim($deny_cid), trim($allow_gid), trim($deny_gid), $desc, $visibility);
+
+		// return success of updating or error message
+		if (!is_null($data)) {
+			return api_format_data("photo_create", $type, $data);
 		} else {
-			$is_default_profile = 1;
+			throw new InternalServerErrorException("unknown error - uploading photo failed, see Friendica log for more information");
+		}
+	}
+
+	// now let's do the changes in update-mode
+	if ($mode == "update") {
+		$sql_extra = "";
+
+		if (!is_null($desc)) {
+			$sql_extra .= (($sql_extra != "") ? " ," : "") . "`desc` = '$desc'";
 		}
 
-		// get mediadata from image or media (Twitter call api/account/update_profile_image provides image)
-		$media = null;
-		if (x($_FILES, 'image')) {
-			$media = $_FILES['image'];
-		} elseif (x($_FILES, 'media')) {
+		if (!is_null($album_new)) {
+			$sql_extra .= (($sql_extra != "") ? " ," : "") . "`album` = '$album_new'";
+		}
+
+		if (!is_null($allow_cid)) {
+			$allow_cid = trim($allow_cid);
+			$sql_extra .= (($sql_extra != "") ? " ," : "") . "`allow_cid` = '$allow_cid'";
+		}
+
+		if (!is_null($deny_cid)) {
+			$deny_cid = trim($deny_cid);
+			$sql_extra .= (($sql_extra != "") ? " ," : "") . "`deny_cid` = '$deny_cid'";
+		}
+
+		if (!is_null($allow_gid)) {
+			$allow_gid = trim($allow_gid);
+			$sql_extra .= (($sql_extra != "") ? " ," : "") . "`allow_gid` = '$allow_gid'";
+		}
+
+		if (!is_null($deny_gid)) {
+			$deny_gid = trim($deny_gid);
+			$sql_extra .= (($sql_extra != "") ? " ," : "") . "`deny_gid` = '$deny_gid'";
+		}
+
+		$result = false;
+		if ($sql_extra != "") {
+			$nothingtodo = false;
+			$result = q(
+				"UPDATE `photo` SET %s, `edited`='%s' WHERE `uid` = %d AND `resource-id` = '%s' AND `album` = '%s'",
+				$sql_extra,
+				datetime_convert(),   // update edited timestamp
+				intval(api_user()),
+				dbesc($photo_id),
+				dbesc($album)
+			);
+		} else {
+			$nothingtodo = true;
+		}
+
+		if (x($_FILES, 'media')) {
+			$nothingtodo = false;
 			$media = $_FILES['media'];
+			$data = save_media_to_database("photo", $media, $type, $album, $allow_cid, $deny_cid, $allow_gid, $deny_gid, $desc, 0, $visibility, $photo_id);
+			if (!is_null($data)) {
+				return api_format_data("photo_update", $type, $data);
+			}
 		}
-		// save new profile image
-		$data = save_media_to_database("profileimage", $media, $type, t('Profile Photos'), "", "", "", "", "", $is_default_profile);
 
-		// get filetype
+		// return success of updating or error message
+		if ($result) {
+			$answer = array('result' => 'updated', 'message' => 'Image id `' . $photo_id . '` has been updated.');
+			return api_format_data("photo_update", $type, array('$result' => $answer));
+		} else {
+			if ($nothingtodo) {
+				$answer = array('result' => 'cancelled', 'message' => 'Nothing to update for image id `' . $photo_id . '`.');
+				return api_format_data("photo_update", $type, array('$result' => $answer));
+			}
+			throw new InternalServerErrorException("unknown error - update photo entry in database failed");
+		}
+	}
+	throw new InternalServerErrorException("unknown error - this error on uploading or updating a photo should never happen");
+}
+
+
+/**
+ * @brief delete a single photo from the database through api
+ *
+ * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
+ * @return string
+ */
+function api_fr_photo_delete($type)
+{
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+	// input params
+	$photo_id = (x($_REQUEST, 'photo_id') ? $_REQUEST['photo_id'] : null);
+
+	// do several checks on input parameters
+	// we do not allow calls without photo id
+	if ($photo_id == null) {
+		throw new BadRequestException("no photo_id specified");
+	}
+	// check if photo is existing in database
+	$r = q(
+		"SELECT `id` FROM `photo` WHERE `uid` = %d AND `resource-id` = '%s'",
+		intval(api_user()),
+		dbesc($photo_id)
+	);
+	if (!DBM::is_result($r)) {
+		throw new BadRequestException("photo not available");
+	}
+	// now we can perform on the deletion of the photo
+	$result = q(
+		"DELETE FROM `photo` WHERE `uid` = %d AND `resource-id` = '%s'",
+		intval(api_user()),
+		dbesc($photo_id)
+	);
+
+	// return success of deletion or error message
+	if ($result) {
+		// retrieve the id of the parent element (the photo element)
+		$photo_item = q(
+			"SELECT `id` FROM `item` WHERE `uid` = %d AND `resource-id` = '%s' AND `type` = 'photo'",
+			intval(local_user()),
+			dbesc($photo_id)
+		);
+
+		if (!DBM::is_result($photo_item)) {
+			throw new InternalServerErrorException("problem with deleting items occured");
+		}
+		// function for setting the items to "deleted = 1" which ensures that comments, likes etc. are not shown anymore
+		// to the user and the contacts of the users (drop_items() do all the necessary magic to avoid orphans in database and federate deletion)
+		drop_item($photo_item[0]['id'], false);
+
+		$answer = array('result' => 'deleted', 'message' => 'photo with id `' . $photo_id . '` has been deleted from server.');
+		return api_format_data("photo_delete", $type, array('$result' => $answer));
+	} else {
+		throw new InternalServerErrorException("unknown error on deleting photo from database table");
+	}
+}
+
+
+/**
+ * @brief returns the details of a specified photo id, if scale is given, returns the photo data in base 64
+ *
+ * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
+ * @return string
+ */
+function api_fr_photo_detail($type)
+{
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+	if (!x($_REQUEST, 'photo_id')) {
+		throw new BadRequestException("No photo id.");
+	}
+
+	$scale = (x($_REQUEST, 'scale') ? intval($_REQUEST['scale']) : false);
+	$photo_id = $_REQUEST['photo_id'];
+
+	// prepare json/xml output with data from database for the requested photo
+	$data = prepare_photo_data($type, $scale, $photo_id);
+
+	return api_format_data("photo_detail", $type, $data);
+}
+
+
+/**
+ * @brief updates the profile image for the user (either a specified profile or the default profile)
+ *
+ * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
+ * @return string
+ */
+function api_account_update_profile_image($type)
+{
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+	// input params
+	$profileid = (x($_REQUEST, 'profile_id') ? $_REQUEST['profile_id'] : 0);
+
+	// error if image data is missing
+	if (!x($_FILES, 'image')) {
+		throw new BadRequestException("no media data submitted");
+	}
+
+	// check if specified profile id is valid
+	if ($profileid != 0) {
+		$r = q(
+			"SELECT `id` FROM `profile` WHERE `uid` = %d AND `id` = %d",
+			intval(api_user()),
+			intval($profileid)
+		);
+		// error message if specified profile id is not in database
+		if (!DBM::is_result($r)) {
+			throw new BadRequestException("profile_id not available");
+		}
+		$is_default_profile = $r['profile'];
+	} else {
+		$is_default_profile = 1;
+	}
+
+	// get mediadata from image or media (Twitter call api/account/update_profile_image provides image)
+	$media = null;
+	if (x($_FILES, 'image')) {
+		$media = $_FILES['image'];
+	} elseif (x($_FILES, 'media')) {
+		$media = $_FILES['media'];
+	}
+	// save new profile image
+	$data = save_media_to_database("profileimage", $media, $type, t('Profile Photos'), "", "", "", "", "", $is_default_profile);
+
+	// get filetype
+	if (is_array($media['type'])) {
+		$filetype = $media['type'][0];
+	} else {
+		$filetype = $media['type'];
+	}
+	if ($filetype == "image/jpeg") {
+		$fileext = "jpg";
+	} elseif ($filetype == "image/png") {
+		$fileext = "png";
+	}
+	// change specified profile or all profiles to the new resource-id
+	if ($is_default_profile) {
+		$r = q(
+			"UPDATE `photo` SET `profile` = 0 WHERE `profile` = 1 AND `resource-id` != '%s' AND `uid` = %d",
+			dbesc($data['photo']['id']),
+			intval(local_user())
+		);
+
+		$r = q(
+			"UPDATE `contact` SET `photo` = '%s', `thumb` = '%s', `micro` = '%s'  WHERE `self` AND `uid` = %d",
+			dbesc(System::baseUrl() . '/photo/' . $data['photo']['id'] . '-4.' . $fileext),
+			dbesc(System::baseUrl() . '/photo/' . $data['photo']['id'] . '-5.' . $fileext),
+			dbesc(System::baseUrl() . '/photo/' . $data['photo']['id'] . '-6.' . $fileext),
+			intval(local_user())
+		);
+	} else {
+		$r = q(
+			"UPDATE `profile` SET `photo` = '%s', `thumb` = '%s' WHERE `id` = %d AND `uid` = %d",
+			dbesc(System::baseUrl() . '/photo/' . $data['photo']['id'] . '-4.' . $filetype),
+			dbesc(System::baseUrl() . '/photo/' . $data['photo']['id'] . '-5.' . $filetype),
+			intval($_REQUEST['profile']),
+			intval(local_user())
+		);
+	}
+
+	// we'll set the updated profile-photo timestamp even if it isn't the default profile,
+	// so that browsers will do a cache update unconditionally
+
+	$r = q(
+		"UPDATE `contact` SET `avatar-date` = '%s' WHERE `self` = 1 AND `uid` = %d",
+		dbesc(datetime_convert()),
+		intval(local_user())
+	);
+
+	// Update global directory in background
+	//$user = api_get_user(get_app());
+	$url = System::baseUrl() . '/profile/' . get_app()->user['nickname'];
+	if ($url && strlen(Config::get('system', 'directory'))) {
+		Worker::add(PRIORITY_LOW, "directory", $url);
+	}
+
+	Worker::add(PRIORITY_LOW, 'profile_update', api_user());
+
+	// output for client
+	if ($data) {
+		return api_account_verify_credentials($type);
+	} else {
+		// SaveMediaToDatabase failed for some reason
+		throw new InternalServerErrorException("image upload failed");
+	}
+}
+
+// place api-register for photoalbum calls before 'api/friendica/photo', otherwise this function is never reached
+api_register_func('api/friendica/photoalbum/delete', 'api_fr_photoalbum_delete', true, API_METHOD_DELETE);
+api_register_func('api/friendica/photoalbum/update', 'api_fr_photoalbum_update', true, API_METHOD_POST);
+api_register_func('api/friendica/photos/list', 'api_fr_photos_list', true);
+api_register_func('api/friendica/photo/create', 'api_fr_photo_create_update', true, API_METHOD_POST);
+api_register_func('api/friendica/photo/update', 'api_fr_photo_create_update', true, API_METHOD_POST);
+api_register_func('api/friendica/photo/delete', 'api_fr_photo_delete', true, API_METHOD_DELETE);
+api_register_func('api/friendica/photo', 'api_fr_photo_detail', true);
+api_register_func('api/account/update_profile_image', 'api_account_update_profile_image', true, API_METHOD_POST);
+
+
+function check_acl_input($acl_string)
+{
+	if ($acl_string == null || $acl_string == " ") {
+		return false;
+	}
+	$contact_not_found = false;
+
+	// split <x><y><z> into array of cid's
+	preg_match_all("/<[A-Za-z0-9]+>/", $acl_string, $array);
+
+	// check for each cid if it is available on server
+	$cid_array = $array[0];
+	foreach ($cid_array as $cid) {
+		$cid = str_replace("<", "", $cid);
+		$cid = str_replace(">", "", $cid);
+		$contact = q(
+			"SELECT * FROM `contact` WHERE `id` = %d AND `uid` = %d",
+			intval($cid),
+			intval(api_user())
+		);
+		$contact_not_found |= !DBM::is_result($contact);
+	}
+	return $contact_not_found;
+}
+
+function save_media_to_database($mediatype, $media, $type, $album, $allow_cid, $deny_cid, $allow_gid, $deny_gid, $desc, $profile = 0, $visibility = false, $photo_id = null)
+{
+	$visitor   = 0;
+	$src = "";
+	$filetype = "";
+	$filename = "";
+	$filesize = 0;
+
+	if (is_array($media)) {
+		if (is_array($media['tmp_name'])) {
+			$src = $media['tmp_name'][0];
+		} else {
+			$src = $media['tmp_name'];
+		}
+		if (is_array($media['name'])) {
+			$filename = basename($media['name'][0]);
+		} else {
+			$filename = basename($media['name']);
+		}
+		if (is_array($media['size'])) {
+			$filesize = intval($media['size'][0]);
+		} else {
+			$filesize = intval($media['size']);
+		}
 		if (is_array($media['type'])) {
 			$filetype = $media['type'][0];
 		} else {
 			$filetype = $media['type'];
 		}
-		if ($filetype == "image/jpeg") {
-			$fileext = "jpg";
-		} elseif ($filetype == "image/png") {
-			$fileext = "png";
-		}
-		// change specified profile or all profiles to the new resource-id
-		if ($is_default_profile) {
-			$r = q("UPDATE `photo` SET `profile` = 0 WHERE `profile` = 1 AND `resource-id` != '%s' AND `uid` = %d",
-				dbesc($data['photo']['id']),
-				intval(local_user())
-			);
-
-			$r = q("UPDATE `contact` SET `photo` = '%s', `thumb` = '%s', `micro` = '%s'  WHERE `self` AND `uid` = %d",
-				dbesc(System::baseUrl() . '/photo/' . $data['photo']['id'] . '-4.' . $fileext),
-				dbesc(System::baseUrl() . '/photo/' . $data['photo']['id'] . '-5.' . $fileext),
-				dbesc(System::baseUrl() . '/photo/' . $data['photo']['id'] . '-6.' . $fileext),
-				intval(local_user())
-			);
-		} else {
-			$r = q("UPDATE `profile` SET `photo` = '%s', `thumb` = '%s' WHERE `id` = %d AND `uid` = %d",
-				dbesc(System::baseUrl() . '/photo/' . $data['photo']['id'] . '-4.' . $filetype),
-				dbesc(System::baseUrl() . '/photo/' . $data['photo']['id'] . '-5.' . $filetype),
-				intval($_REQUEST['profile']),
-				intval(local_user())
-					);
-		}
-
-		// we'll set the updated profile-photo timestamp even if it isn't the default profile,
-		// so that browsers will do a cache update unconditionally
-
-		$r = q("UPDATE `contact` SET `avatar-date` = '%s' WHERE `self` = 1 AND `uid` = %d",
-			dbesc(datetime_convert()),
-			intval(local_user())
-		);
-
-		// Update global directory in background
-		//$user = api_get_user(get_app());
-		$url = System::baseUrl() . '/profile/' . get_app()->user['nickname'];
-		if ($url && strlen(Config::get('system', 'directory'))) {
-			Worker::add(PRIORITY_LOW, "directory", $url);
-		}
-
-		Worker::add(PRIORITY_LOW, 'profile_update', api_user());
-
-		// output for client
-		if ($data) {
-			return api_account_verify_credentials($type);
-		} else {
-			// SaveMediaToDatabase failed for some reason
-			throw new InternalServerErrorException("image upload failed");
-		}
 	}
 
-	// place api-register for photoalbum calls before 'api/friendica/photo', otherwise this function is never reached
-	api_register_func('api/friendica/photoalbum/delete', 'api_fr_photoalbum_delete', true, API_METHOD_DELETE);
-	api_register_func('api/friendica/photoalbum/update', 'api_fr_photoalbum_update', true, API_METHOD_POST);
-	api_register_func('api/friendica/photos/list', 'api_fr_photos_list', true);
-	api_register_func('api/friendica/photo/create', 'api_fr_photo_create_update', true, API_METHOD_POST);
-	api_register_func('api/friendica/photo/update', 'api_fr_photo_create_update', true, API_METHOD_POST);
-	api_register_func('api/friendica/photo/delete', 'api_fr_photo_delete', true, API_METHOD_DELETE);
-	api_register_func('api/friendica/photo', 'api_fr_photo_detail', true);
-	api_register_func('api/account/update_profile_image', 'api_account_update_profile_image', true, API_METHOD_POST);
+	if ($filetype == "") {
+		$filetype=guess_image_type($filename);
+	}
+	$imagedata = getimagesize($src);
+	if ($imagedata) {
+		$filetype = $imagedata['mime'];
+	}
+	logger(
+		"File upload src: " . $src . " - filename: " . $filename .
+		" - size: " . $filesize . " - type: " . $filetype, LOGGER_DEBUG
+	);
 
-
-	function check_acl_input($acl_string) {
-		if ($acl_string == null || $acl_string == " ") {
-			return false;
-		}
-		$contact_not_found = false;
-
-		// split <x><y><z> into array of cid's
-		preg_match_all("/<[A-Za-z0-9]+>/", $acl_string, $array);
-
-		// check for each cid if it is available on server
-		$cid_array = $array[0];
-		foreach ($cid_array as $cid) {
-			$cid = str_replace("<", "", $cid);
-			$cid = str_replace(">", "", $cid);
-			$contact = q("SELECT * FROM `contact` WHERE `id` = %d AND `uid` = %d",
-							intval($cid),
-							intval(api_user()));
-			$contact_not_found |= !DBM::is_result($contact);
-		}
-		return $contact_not_found;
+	// check if there was a php upload error
+	if ($filesize == 0 && $media['error'] == 1) {
+		throw new InternalServerErrorException("image size exceeds PHP config settings, file was rejected by server");
+	}
+	// check against max upload size within Friendica instance
+	$maximagesize = Config::get('system', 'maximagesize');
+	if (($maximagesize) && ($filesize > $maximagesize)) {
+		$formattedBytes = formatBytes($maximagesize);
+		throw new InternalServerErrorException("image size exceeds Friendica config setting (uploaded size: $formattedBytes)");
 	}
 
-	function save_media_to_database($mediatype, $media, $type, $album, $allow_cid, $deny_cid, $allow_gid, $deny_gid, $desc, $profile = 0, $visibility = false, $photo_id = null) {
-		$visitor   = 0;
-		$src = "";
-		$filetype = "";
-		$filename = "";
-		$filesize = 0;
+	// create Photo instance with the data of the image
+	$imagedata = @file_get_contents($src);
+	$ph = new Photo($imagedata, $filetype);
+	if (! $ph->is_valid()) {
+		throw new InternalServerErrorException("unable to process image data");
+	}
 
-		if (is_array($media)) {
-			if (is_array($media['tmp_name'])) {
-				$src = $media['tmp_name'][0];
-			} else {
-				$src = $media['tmp_name'];
-			}
-			if (is_array($media['name'])) {
-				$filename = basename($media['name'][0]);
-			} else {
-				$filename = basename($media['name']);
-			}
-			if (is_array($media['size'])) {
-				$filesize = intval($media['size'][0]);
-			} else {
-				$filesize = intval($media['size']);
-			}
-			if (is_array($media['type'])) {
-				$filetype = $media['type'][0];
-			} else {
-				$filetype = $media['type'];
-			}
+	// check orientation of image
+	$ph->orient($src);
+	@unlink($src);
+
+	// check max length of images on server
+	$max_length = Config::get('system', 'max_image_length');
+	if (! $max_length) {
+		$max_length = MAX_IMAGE_LENGTH;
+	}
+	if ($max_length > 0) {
+		$ph->scaleImage($max_length);
+		logger("File upload: Scaling picture to new size " . $max_length, LOGGER_DEBUG);
+	}
+	$width = $ph->getWidth();
+	$height = $ph->getHeight();
+
+	// create a new resource-id if not already provided
+	$hash = ($photo_id == null) ? photo_new_resource() : $photo_id;
+
+	if ($mediatype == "photo") {
+		// upload normal image (scales 0, 1, 2)
+		logger("photo upload: starting new photo upload", LOGGER_DEBUG);
+
+		$r =$ph->store(local_user(), $visitor, $hash, $filename, $album, 0, 0, $allow_cid, $allow_gid, $deny_cid, $deny_gid, $desc);
+		if (! $r) {
+			logger("photo upload: image upload with scale 0 (original size) failed");
 		}
-
-		if ($filetype == "") {
-			$filetype=guess_image_type($filename);
-		}
-		$imagedata = getimagesize($src);
-		if ($imagedata) {
-			$filetype = $imagedata['mime'];
-		}
-		logger("File upload src: " . $src . " - filename: " . $filename .
-			" - size: " . $filesize . " - type: " . $filetype, LOGGER_DEBUG);
-
-		// check if there was a php upload error
-		if ($filesize == 0 && $media['error'] == 1) {
-			throw new InternalServerErrorException("image size exceeds PHP config settings, file was rejected by server");
-		}
-		// check against max upload size within Friendica instance
-		$maximagesize = Config::get('system', 'maximagesize');
-		if (($maximagesize) && ($filesize > $maximagesize)) {
-			$formattedBytes = formatBytes($maximagesize);
-			throw new InternalServerErrorException("image size exceeds Friendica config setting (uploaded size: $formattedBytes)");
-		}
-
-		// create Photo instance with the data of the image
-		$imagedata = @file_get_contents($src);
-		$ph = new Photo($imagedata, $filetype);
-		if (! $ph->is_valid()) {
-			throw new InternalServerErrorException("unable to process image data");
-		}
-
-		// check orientation of image
-		$ph->orient($src);
-		@unlink($src);
-
-		// check max length of images on server
-		$max_length = Config::get('system', 'max_image_length');
-		if (! $max_length) {
-			$max_length = MAX_IMAGE_LENGTH;
-		}
-		if ($max_length > 0) {
-			$ph->scaleImage($max_length);
-			logger("File upload: Scaling picture to new size " . $max_length, LOGGER_DEBUG);
-		}
-		$width = $ph->getWidth();
-		$height = $ph->getHeight();
-
-		// create a new resource-id if not already provided
-		$hash = ($photo_id == null) ? photo_new_resource() : $photo_id;
-
-		if ($mediatype == "photo") {
-			// upload normal image (scales 0, 1, 2)
-			logger("photo upload: starting new photo upload", LOGGER_DEBUG);
-
-			$r =$ph->store(local_user(), $visitor, $hash, $filename, $album, 0, 0, $allow_cid, $allow_gid, $deny_cid, $deny_gid, $desc);
+		if ($width > 640 || $height > 640) {
+			$ph->scaleImage(640);
+			$r = $ph->store(local_user(), $visitor, $hash, $filename, $album, 1, 0, $allow_cid, $allow_gid, $deny_cid, $deny_gid, $desc);
 			if (! $r) {
-				logger("photo upload: image upload with scale 0 (original size) failed");
+				logger("photo upload: image upload with scale 1 (640x640) failed");
 			}
-			if($width > 640 || $height > 640) {
-				$ph->scaleImage(640);
-				$r = $ph->store(local_user(),$visitor, $hash, $filename, $album, 1, 0, $allow_cid, $allow_gid, $deny_cid, $deny_gid, $desc);
-				if (! $r) {
-					logger("photo upload: image upload with scale 1 (640x640) failed");
-				}
-			}
-
-			if ($width > 320 || $height > 320) {
-				$ph->scaleImage(320);
-				$r = $ph->store(local_user(), $visitor, $hash, $filename, $album, 2, 0, $allow_cid, $allow_gid, $deny_cid, $deny_gid, $desc);
-				if (! $r) {
-					logger("photo upload: image upload with scale 2 (320x320) failed");
-				}
-			}
-			logger("photo upload: new photo upload ended", LOGGER_DEBUG);
-		} elseif ($mediatype == "profileimage") {
-			// upload profile image (scales 4, 5, 6)
-			logger("photo upload: starting new profile image upload", LOGGER_DEBUG);
-
-			if ($width > 175 || $height > 175) {
-				$ph->scaleImage(175);
-				$r = $ph->store(local_user(),$visitor, $hash, $filename, $album, 4, $profile, $allow_cid, $allow_gid, $deny_cid, $deny_gid, $desc);
-				if (! $r) {
-					logger("photo upload: profile image upload with scale 4 (175x175) failed");
-				}
-			}
-
-			if ($width > 80 || $height > 80) {
-				$ph->scaleImage(80);
-				$r = $ph->store(local_user(),$visitor, $hash, $filename, $album, 5, $profile, $allow_cid, $allow_gid, $deny_cid, $deny_gid, $desc);
-				if (! $r) {
-					logger("photo upload: profile image upload with scale 5 (80x80) failed");
-				}
-			}
-
-			if ($width > 48 || $height > 48) {
-				$ph->scaleImage(48);
-				$r = $ph->store(local_user(), $visitor, $hash, $filename, $album, 6, $profile, $allow_cid, $allow_gid, $deny_cid, $deny_gid, $desc);
-				if (! $r) {
-					logger("photo upload: profile image upload with scale 6 (48x48) failed");
-				}
-			}
-			$ph->__destruct();
-			logger("photo upload: new profile image upload ended", LOGGER_DEBUG);
 		}
 
-		if ($r) {
-			// create entry in 'item'-table on new uploads to enable users to comment/like/dislike the photo
-			if ($photo_id == null && $mediatype == "photo") {
-				post_photo_item($hash, $allow_cid, $deny_cid, $allow_gid, $deny_gid, $filetype, $visibility);
+		if ($width > 320 || $height > 320) {
+			$ph->scaleImage(320);
+			$r = $ph->store(local_user(), $visitor, $hash, $filename, $album, 2, 0, $allow_cid, $allow_gid, $deny_cid, $deny_gid, $desc);
+			if (! $r) {
+				logger("photo upload: image upload with scale 2 (320x320) failed");
 			}
-			// on success return image data in json/xml format (like /api/friendica/photo does when no scale is given)
-			return prepare_photo_data($type, false, $hash);
-		} else {
-			throw new InternalServerErrorException("image upload failed");
 		}
+		logger("photo upload: new photo upload ended", LOGGER_DEBUG);
+	} elseif ($mediatype == "profileimage") {
+		// upload profile image (scales 4, 5, 6)
+		logger("photo upload: starting new profile image upload", LOGGER_DEBUG);
+
+		if ($width > 175 || $height > 175) {
+			$ph->scaleImage(175);
+			$r = $ph->store(local_user(), $visitor, $hash, $filename, $album, 4, $profile, $allow_cid, $allow_gid, $deny_cid, $deny_gid, $desc);
+			if (! $r) {
+				logger("photo upload: profile image upload with scale 4 (175x175) failed");
+			}
+		}
+
+		if ($width > 80 || $height > 80) {
+			$ph->scaleImage(80);
+			$r = $ph->store(local_user(), $visitor, $hash, $filename, $album, 5, $profile, $allow_cid, $allow_gid, $deny_cid, $deny_gid, $desc);
+			if (! $r) {
+				logger("photo upload: profile image upload with scale 5 (80x80) failed");
+			}
+		}
+
+		if ($width > 48 || $height > 48) {
+			$ph->scaleImage(48);
+			$r = $ph->store(local_user(), $visitor, $hash, $filename, $album, 6, $profile, $allow_cid, $allow_gid, $deny_cid, $deny_gid, $desc);
+			if (! $r) {
+				logger("photo upload: profile image upload with scale 6 (48x48) failed");
+			}
+		}
+		$ph->__destruct();
+		logger("photo upload: new profile image upload ended", LOGGER_DEBUG);
 	}
 
-	function post_photo_item($hash, $allow_cid, $deny_cid, $allow_gid, $deny_gid, $filetype, $visibility = false) {
-		// get data about the api authenticated user
-		$uri = item_new_uri(get_app()->get_hostname(), intval(api_user()));
-		$owner_record = q("SELECT * FROM `contact` WHERE `uid`= %d AND `self` LIMIT 1", intval(api_user()));
-
-		$arr = array();
-		$arr['guid']          = get_guid(32);
-		$arr['uid']           = intval(api_user());
-		$arr['uri']           = $uri;
-		$arr['parent-uri']    = $uri;
-		$arr['type']          = 'photo';
-		$arr['wall']          = 1;
-		$arr['resource-id']   = $hash;
-		$arr['contact-id']    = $owner_record[0]['id'];
-		$arr['owner-name']    = $owner_record[0]['name'];
-		$arr['owner-link']    = $owner_record[0]['url'];
-		$arr['owner-avatar']  = $owner_record[0]['thumb'];
-		$arr['author-name']   = $owner_record[0]['name'];
-		$arr['author-link']   = $owner_record[0]['url'];
-		$arr['author-avatar'] = $owner_record[0]['thumb'];
-		$arr['title']         = "";
-		$arr['allow_cid']     = $allow_cid;
-		$arr['allow_gid']     = $allow_gid;
-		$arr['deny_cid']      = $deny_cid;
-		$arr['deny_gid']      = $deny_gid;
-		$arr['last-child']    = 1;
-		$arr['visible']       = $visibility;
-		$arr['origin']        = 1;
-
-		$typetoext = array(
-				'image/jpeg' => 'jpg',
-				'image/png' => 'png',
-				'image/gif' => 'gif'
-				);
-
-		// adds link to the thumbnail scale photo
-		$arr['body'] = '[url=' . System::baseUrl() . '/photos/' . $owner_record[0]['nick'] . '/image/' . $hash . ']'
-					. '[img]' . System::baseUrl() . '/photo/' . $hash . '-' . "2" . '.'. $typetoext[$filetype] . '[/img]'
-					. '[/url]';
-
-		// do the magic for storing the item in the database and trigger the federation to other contacts
-		item_store($arr);
+	if ($r) {
+		// create entry in 'item'-table on new uploads to enable users to comment/like/dislike the photo
+		if ($photo_id == null && $mediatype == "photo") {
+			post_photo_item($hash, $allow_cid, $deny_cid, $allow_gid, $deny_gid, $filetype, $visibility);
+		}
+		// on success return image data in json/xml format (like /api/friendica/photo does when no scale is given)
+		return prepare_photo_data($type, false, $hash);
+	} else {
+		throw new InternalServerErrorException("image upload failed");
 	}
+}
 
-	function prepare_photo_data($type, $scale, $photo_id) {
-		$scale_sql = ($scale === false ? "" : sprintf("AND scale=%d", intval($scale)));
-		$data_sql = ($scale === false ? "" : "data, ");
+function post_photo_item($hash, $allow_cid, $deny_cid, $allow_gid, $deny_gid, $filetype, $visibility = false)
+{
+	// get data about the api authenticated user
+	$uri = item_new_uri(get_app()->get_hostname(), intval(api_user()));
+	$owner_record = q("SELECT * FROM `contact` WHERE `uid`= %d AND `self` LIMIT 1", intval(api_user()));
 
-		// added allow_cid, allow_gid, deny_cid, deny_gid to output as string like stored in database
-		// clients needs to convert this in their way for further processing
-		$r = q("SELECT %s `resource-id`, `created`, `edited`, `title`, `desc`, `album`, `filename`,
-						`type`, `height`, `width`, `datasize`, `profile`, `allow_cid`, `deny_cid`, `allow_gid`, `deny_gid`,
-					    MIN(`scale`) AS `minscale`, MAX(`scale`) AS `maxscale`
-				FROM `photo` WHERE `uid` = %d AND `resource-id` = '%s' %s GROUP BY `resource-id`",
-			$data_sql,
-			intval(local_user()),
-			dbesc($photo_id),
-			$scale_sql
-		);
+	$arr = array();
+	$arr['guid']          = get_guid(32);
+	$arr['uid']           = intval(api_user());
+	$arr['uri']           = $uri;
+	$arr['parent-uri']    = $uri;
+	$arr['type']          = 'photo';
+	$arr['wall']          = 1;
+	$arr['resource-id']   = $hash;
+	$arr['contact-id']    = $owner_record[0]['id'];
+	$arr['owner-name']    = $owner_record[0]['name'];
+	$arr['owner-link']    = $owner_record[0]['url'];
+	$arr['owner-avatar']  = $owner_record[0]['thumb'];
+	$arr['author-name']   = $owner_record[0]['name'];
+	$arr['author-link']   = $owner_record[0]['url'];
+	$arr['author-avatar'] = $owner_record[0]['thumb'];
+	$arr['title']         = "";
+	$arr['allow_cid']     = $allow_cid;
+	$arr['allow_gid']     = $allow_gid;
+	$arr['deny_cid']      = $deny_cid;
+	$arr['deny_gid']      = $deny_gid;
+	$arr['last-child']    = 1;
+	$arr['visible']       = $visibility;
+	$arr['origin']        = 1;
 
-		$typetoext = array(
+	$typetoext = array(
 			'image/jpeg' => 'jpg',
 			'image/png' => 'png',
 			'image/gif' => 'gif'
-		);
+			);
 
-		// prepare output data for photo
-		if (DBM::is_result($r)) {
-			$data = array('photo' => $r[0]);
-			$data['photo']['id'] = $data['photo']['resource-id'];
-			if ($scale !== false) {
-				$data['photo']['data'] = base64_encode($data['photo']['data']);
-			} else {
-				unset($data['photo']['datasize']); //needed only with scale param
-			}
-			if ($type == "xml") {
-				$data['photo']['links'] = array();
-				for ($k = intval($data['photo']['minscale']); $k <= intval($data['photo']['maxscale']); $k++) {
-					$data['photo']['links'][$k . ":link"]["@attributes"] = array("type" => $data['photo']['type'],
-											"scale" => $k,
-											"href" => System::baseUrl() . "/photo/" . $data['photo']['resource-id'] . "-" . $k . "." . $typetoext[$data['photo']['type']]);
-				}
-			} else {
-				$data['photo']['link'] = array();
-				// when we have profile images we could have only scales from 4 to 6, but index of array always needs to start with 0
-				$i = 0;
-				for ($k = intval($data['photo']['minscale']); $k <= intval($data['photo']['maxscale']); $k++) {
-					$data['photo']['link'][$i] = System::baseUrl() . "/photo/" . $data['photo']['resource-id'] . "-" . $k . "." . $typetoext[$data['photo']['type']];
-					$i++;
-				}
-			}
-			unset($data['photo']['resource-id']);
-			unset($data['photo']['minscale']);
-			unset($data['photo']['maxscale']);
+	// adds link to the thumbnail scale photo
+	$arr['body'] = '[url=' . System::baseUrl() . '/photos/' . $owner_record[0]['nick'] . '/image/' . $hash . ']'
+				. '[img]' . System::baseUrl() . '/photo/' . $hash . '-' . "2" . '.'. $typetoext[$filetype] . '[/img]'
+				. '[/url]';
 
+	// do the magic for storing the item in the database and trigger the federation to other contacts
+	item_store($arr);
+}
+
+function prepare_photo_data($type, $scale, $photo_id)
+{
+	$scale_sql = ($scale === false ? "" : sprintf("AND scale=%d", intval($scale)));
+	$data_sql = ($scale === false ? "" : "data, ");
+
+	// added allow_cid, allow_gid, deny_cid, deny_gid to output as string like stored in database
+	// clients needs to convert this in their way for further processing
+	$r = q(
+		"SELECT %s `resource-id`, `created`, `edited`, `title`, `desc`, `album`, `filename`,
+					`type`, `height`, `width`, `datasize`, `profile`, `allow_cid`, `deny_cid`, `allow_gid`, `deny_gid`,
+					MIN(`scale`) AS `minscale`, MAX(`scale`) AS `maxscale`
+			FROM `photo` WHERE `uid` = %d AND `resource-id` = '%s' %s GROUP BY `resource-id`",
+		$data_sql,
+		intval(local_user()),
+		dbesc($photo_id),
+		$scale_sql
+	);
+
+	$typetoext = array(
+		'image/jpeg' => 'jpg',
+		'image/png' => 'png',
+		'image/gif' => 'gif'
+	);
+
+	// prepare output data for photo
+	if (DBM::is_result($r)) {
+		$data = array('photo' => $r[0]);
+		$data['photo']['id'] = $data['photo']['resource-id'];
+		if ($scale !== false) {
+			$data['photo']['data'] = base64_encode($data['photo']['data']);
 		} else {
-			throw new NotFoundException();
+			unset($data['photo']['datasize']); //needed only with scale param
 		}
-
-		// retrieve item element for getting activities (like, dislike etc.) related to photo
-		$item = q("SELECT * FROM `item` WHERE `uid` = %d AND `resource-id` = '%s' AND `type` = 'photo'",
-			intval(local_user()),
-			dbesc($photo_id)
-		);
-		$data['photo']['friendica_activities'] = api_format_items_activities($item[0], $type);
-
-		// retrieve comments on photo
-		$r = q("SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
-			`contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
-			`contact`.`network`, `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
-			`contact`.`id` AS `cid`
-			FROM `item`
-			STRAIGHT_JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
-				AND (NOT `contact`.`blocked` OR `contact`.`pending`)
-			WHERE `item`.`parent` = %d AND `item`.`visible`
-			AND NOT `item`.`moderated` AND NOT `item`.`deleted`
-			AND `item`.`uid` = %d AND (`item`.`verb`='%s' OR `type`='photo')",
-			intval($item[0]['parent']),
-			intval(api_user()),
-			dbesc(ACTIVITY_POST)
-		);
-
-		// prepare output of comments
-		$commentData = api_format_items($r, api_get_user(get_app()), false, $type);
-		$comments = array();
 		if ($type == "xml") {
-			$k = 0;
-			foreach ($commentData as $comment) {
-				$comments[$k++ . ":comment"] = $comment;
+			$data['photo']['links'] = array();
+			for ($k = intval($data['photo']['minscale']); $k <= intval($data['photo']['maxscale']); $k++) {
+				$data['photo']['links'][$k . ":link"]["@attributes"] = array("type" => $data['photo']['type'],
+										"scale" => $k,
+										"href" => System::baseUrl() . "/photo/" . $data['photo']['resource-id'] . "-" . $k . "." . $typetoext[$data['photo']['type']]);
 			}
 		} else {
-			foreach ($commentData as $comment) {
-				$comments[] = $comment;
+			$data['photo']['link'] = array();
+			// when we have profile images we could have only scales from 4 to 6, but index of array always needs to start with 0
+			$i = 0;
+			for ($k = intval($data['photo']['minscale']); $k <= intval($data['photo']['maxscale']); $k++) {
+				$data['photo']['link'][$i] = System::baseUrl() . "/photo/" . $data['photo']['resource-id'] . "-" . $k . "." . $typetoext[$data['photo']['type']];
+				$i++;
 			}
 		}
-		$data['photo']['friendica_comments'] = $comments;
-
-		// include info if rights on photo and rights on item are mismatching
-		$rights_mismatch = $data['photo']['allow_cid'] != $item[0]['allow_cid'] ||
-			$data['photo']['deny_cid'] != $item[0]['deny_cid'] ||
-			$data['photo']['allow_gid'] != $item[0]['allow_gid'] ||
-			$data['photo']['deny_cid'] != $item[0]['deny_cid'];
-		$data['photo']['rights_mismatch'] = $rights_mismatch;
-
-		return $data;
+		unset($data['photo']['resource-id']);
+		unset($data['photo']['minscale']);
+		unset($data['photo']['maxscale']);
+	} else {
+		throw new NotFoundException();
 	}
 
+	// retrieve item element for getting activities (like, dislike etc.) related to photo
+	$item = q(
+		"SELECT * FROM `item` WHERE `uid` = %d AND `resource-id` = '%s' AND `type` = 'photo'",
+		intval(local_user()),
+		dbesc($photo_id)
+	);
+	$data['photo']['friendica_activities'] = api_format_items_activities($item[0], $type);
 
-	/**
-	 * similar as /mod/redir.php
-	 * redirect to 'url' after dfrn auth
-	 *
-	 * why this when there is mod/redir.php already?
-	 * This use api_user() and api_login()
-	 *
-	 * params
-	 * 		c_url: url of remote contact to auth to
-	 * 		url: string, url to redirect after auth
-	 */
-	function api_friendica_remoteauth() {
-		$url = ((x($_GET, 'url')) ? $_GET['url'] : '');
-		$c_url = ((x($_GET, 'c_url')) ? $_GET['c_url'] : '');
+	// retrieve comments on photo
+	$r = q(
+		"SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
+		`contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
+		`contact`.`network`, `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
+		`contact`.`id` AS `cid`
+		FROM `item`
+		STRAIGHT_JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
+			AND (NOT `contact`.`blocked` OR `contact`.`pending`)
+		WHERE `item`.`parent` = %d AND `item`.`visible`
+		AND NOT `item`.`moderated` AND NOT `item`.`deleted`
+		AND `item`.`uid` = %d AND (`item`.`verb`='%s' OR `type`='photo')",
+		intval($item[0]['parent']),
+		intval(api_user()),
+		dbesc(ACTIVITY_POST)
+	);
 
-		if ($url === '' || $c_url === '') {
-			throw new BadRequestException("Wrong parameters.");
+	// prepare output of comments
+	$commentData = api_format_items($r, api_get_user(get_app()), false, $type);
+	$comments = array();
+	if ($type == "xml") {
+		$k = 0;
+		foreach ($commentData as $comment) {
+			$comments[$k++ . ":comment"] = $comment;
 		}
-
-		$c_url = normalise_link($c_url);
-
-		// traditional DFRN
-
-		$r = q("SELECT * FROM `contact` WHERE `id` = %d AND `nurl` = '%s' LIMIT 1",
-			dbesc($c_url),
-			intval(api_user())
-		);
-
-		if ((! DBM::is_result($r)) || ($r[0]['network'] !== NETWORK_DFRN)) {
-			throw new BadRequestException("Unknown contact");
+	} else {
+		foreach ($commentData as $comment) {
+			$comments[] = $comment;
 		}
-
-		$cid = $r[0]['id'];
-
-		$dfrn_id = $orig_id = (($r[0]['issued-id']) ? $r[0]['issued-id'] : $r[0]['dfrn-id']);
-
-		if ($r[0]['duplex'] && $r[0]['issued-id']) {
-			$orig_id = $r[0]['issued-id'];
-			$dfrn_id = '1:' . $orig_id;
-		}
-		if ($r[0]['duplex'] && $r[0]['dfrn-id']) {
-			$orig_id = $r[0]['dfrn-id'];
-			$dfrn_id = '0:' . $orig_id;
-		}
-
-		$sec = random_string();
-
-		q("INSERT INTO `profile_check` ( `uid`, `cid`, `dfrn_id`, `sec`, `expire`)
-			VALUES( %d, %s, '%s', '%s', %d )",
-			intval(api_user()),
-			intval($cid),
-			dbesc($dfrn_id),
-			dbesc($sec),
-			intval(time() + 45)
-		);
-
-		logger($r[0]['name'] . ' ' . $sec, LOGGER_DEBUG);
-		$dest = (($url) ? '&destination_url=' . $url : '');
-		goaway ($r[0]['poll'] . '?dfrn_id=' . $dfrn_id
-				. '&dfrn_version=' . DFRN_PROTOCOL_VERSION
-				. '&type=profile&sec=' . $sec . $dest . $quiet );
 	}
-	api_register_func('api/friendica/remoteauth', 'api_friendica_remoteauth', true);
+	$data['photo']['friendica_comments'] = $comments;
 
-	/**
-	 * @brief Return the item shared, if the item contains only the [share] tag
-	 *
-	 * @param array $item Sharer item
-	 * @return array Shared item or false if not a reshare
-	 */
-	function api_share_as_retweet(&$item) {
-		$body = trim($item["body"]);
+	// include info if rights on photo and rights on item are mismatching
+	$rights_mismatch = $data['photo']['allow_cid'] != $item[0]['allow_cid'] ||
+		$data['photo']['deny_cid'] != $item[0]['deny_cid'] ||
+		$data['photo']['allow_gid'] != $item[0]['allow_gid'] ||
+		$data['photo']['deny_cid'] != $item[0]['deny_cid'];
+	$data['photo']['rights_mismatch'] = $rights_mismatch;
 
-		if (Diaspora::is_reshare($body, false)===false) {
-			return false;
-		}
-
-		/// @TODO "$1" should maybe mean '$1' ?
-		$attributes = preg_replace("/\[share(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism", "$1", $body);
-		/*
-		 * Skip if there is no shared message in there
-		 * we already checked this in diaspora::is_reshare()
-		 * but better one more than one less...
-		 */
-		if ($body == $attributes) {
-			return false;
-		}
+	return $data;
+}
 
 
-		// build the fake reshared item
-		$reshared_item = $item;
-
-		$author = "";
-		preg_match("/author='(.*?)'/ism", $attributes, $matches);
-		if ($matches[1] != "") {
-			$author = html_entity_decode($matches[1], ENT_QUOTES, 'UTF-8');
-		}
-
-		preg_match('/author="(.*?)"/ism', $attributes, $matches);
-		if ($matches[1] != "") {
-			$author = $matches[1];
-		}
-
-		$profile = "";
-		preg_match("/profile='(.*?)'/ism", $attributes, $matches);
-		if ($matches[1] != "") {
-			$profile = $matches[1];
-		}
-
-		preg_match('/profile="(.*?)"/ism', $attributes, $matches);
-		if ($matches[1] != "") {
-			$profile = $matches[1];
-		}
-
-		$avatar = "";
-		preg_match("/avatar='(.*?)'/ism", $attributes, $matches);
-		if ($matches[1] != "") {
-			$avatar = $matches[1];
-		}
-
-		preg_match('/avatar="(.*?)"/ism', $attributes, $matches);
-		if ($matches[1] != "") {
-			$avatar = $matches[1];
-		}
-
-		$link = "";
-		preg_match("/link='(.*?)'/ism", $attributes, $matches);
-		if ($matches[1] != "") {
-			$link = $matches[1];
-		}
-
-		preg_match('/link="(.*?)"/ism', $attributes, $matches);
-		if ($matches[1] != "") {
-			$link = $matches[1];
-		}
-
-		$posted = "";
-		preg_match("/posted='(.*?)'/ism", $attributes, $matches);
-		if ($matches[1] != "")
-			$posted = $matches[1];
-
-		preg_match('/posted="(.*?)"/ism', $attributes, $matches);
-		if ($matches[1] != "") {
-			$posted = $matches[1];
-		}
-
-		$shared_body = preg_replace("/\[share(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism","$2",$body);
-
-		if (($shared_body == "") || ($profile == "") || ($author == "") || ($avatar == "") || ($posted == "")) {
-			return false;
-		}
-
-		$reshared_item["body"] = $shared_body;
-		$reshared_item["author-name"] = $author;
-		$reshared_item["author-link"] = $profile;
-		$reshared_item["author-avatar"] = $avatar;
-		$reshared_item["plink"] = $link;
-		$reshared_item["created"] = $posted;
-		$reshared_item["edited"] = $posted;
-
-		return $reshared_item;
+/**
+ * Similar as /mod/redir.php
+ * redirect to 'url' after dfrn auth
+ *
+ * Why this when there is mod/redir.php already?
+ * This use api_user() and api_login()
+ *
+ * params
+ * 		c_url: url of remote contact to auth to
+ * 		url: string, url to redirect after auth
+ */
+function api_friendica_remoteauth()
+{
+	$url = ((x($_GET, 'url')) ? $_GET['url'] : '');
+	$c_url = ((x($_GET, 'c_url')) ? $_GET['c_url'] : '');
 
+	if ($url === '' || $c_url === '') {
+		throw new BadRequestException("Wrong parameters.");
 	}
 
-	function api_get_nick($profile) {
-		/* To-Do:
-		 - remove trailing junk from profile url
-		 - pump.io check has to check the website
+	$c_url = normalise_link($c_url);
+
+	// traditional DFRN
+
+	$r = q(
+		"SELECT * FROM `contact` WHERE `id` = %d AND `nurl` = '%s' LIMIT 1",
+		dbesc($c_url),
+		intval(api_user())
+	);
+
+	if ((! DBM::is_result($r)) || ($r[0]['network'] !== NETWORK_DFRN)) {
+		throw new BadRequestException("Unknown contact");
+	}
+
+	$cid = $r[0]['id'];
+
+	$dfrn_id = $orig_id = (($r[0]['issued-id']) ? $r[0]['issued-id'] : $r[0]['dfrn-id']);
+
+	if ($r[0]['duplex'] && $r[0]['issued-id']) {
+		$orig_id = $r[0]['issued-id'];
+		$dfrn_id = '1:' . $orig_id;
+	}
+	if ($r[0]['duplex'] && $r[0]['dfrn-id']) {
+		$orig_id = $r[0]['dfrn-id'];
+		$dfrn_id = '0:' . $orig_id;
+	}
+
+	$sec = random_string();
+
+	q(
+		"INSERT INTO `profile_check` ( `uid`, `cid`, `dfrn_id`, `sec`, `expire`)
+		VALUES( %d, %s, '%s', '%s', %d )",
+		intval(api_user()),
+		intval($cid),
+		dbesc($dfrn_id),
+		dbesc($sec),
+		intval(time() + 45)
+	);
+
+	logger($r[0]['name'] . ' ' . $sec, LOGGER_DEBUG);
+	$dest = (($url) ? '&destination_url=' . $url : '');
+	goaway(
+		$r[0]['poll'] . '?dfrn_id=' . $dfrn_id
+		. '&dfrn_version=' . DFRN_PROTOCOL_VERSION
+		. '&type=profile&sec=' . $sec . $dest . $quiet
+	);
+}
+api_register_func('api/friendica/remoteauth', 'api_friendica_remoteauth', true);
+
+/**
+ * @brief Return the item shared, if the item contains only the [share] tag
+ *
+ * @param array $item Sharer item
+ * @return array Shared item or false if not a reshare
+ */
+function api_share_as_retweet(&$item)
+{
+	$body = trim($item["body"]);
+
+	if (Diaspora::is_reshare($body, false)===false) {
+		return false;
+	}
+
+	/// @TODO "$1" should maybe mean '$1' ?
+	$attributes = preg_replace("/\[share(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism", "$1", $body);
+	/*
+		* Skip if there is no shared message in there
+		* we already checked this in diaspora::is_reshare()
+		* but better one more than one less...
 		*/
+	if ($body == $attributes) {
+		return false;
+	}
 
-		$nick = "";
 
-		$r = q("SELECT `nick` FROM `contact` WHERE `uid` = 0 AND `nurl` = '%s'",
-			dbesc(normalise_link($profile)));
+	// build the fake reshared item
+	$reshared_item = $item;
+
+	$author = "";
+	preg_match("/author='(.*?)'/ism", $attributes, $matches);
+	if ($matches[1] != "") {
+		$author = html_entity_decode($matches[1], ENT_QUOTES, 'UTF-8');
+	}
+
+	preg_match('/author="(.*?)"/ism', $attributes, $matches);
+	if ($matches[1] != "") {
+		$author = $matches[1];
+	}
+
+	$profile = "";
+	preg_match("/profile='(.*?)'/ism", $attributes, $matches);
+	if ($matches[1] != "") {
+		$profile = $matches[1];
+	}
+
+	preg_match('/profile="(.*?)"/ism', $attributes, $matches);
+	if ($matches[1] != "") {
+		$profile = $matches[1];
+	}
+
+	$avatar = "";
+	preg_match("/avatar='(.*?)'/ism", $attributes, $matches);
+	if ($matches[1] != "") {
+		$avatar = $matches[1];
+	}
+
+	preg_match('/avatar="(.*?)"/ism', $attributes, $matches);
+	if ($matches[1] != "") {
+		$avatar = $matches[1];
+	}
+
+	$link = "";
+	preg_match("/link='(.*?)'/ism", $attributes, $matches);
+	if ($matches[1] != "") {
+		$link = $matches[1];
+	}
+
+	preg_match('/link="(.*?)"/ism', $attributes, $matches);
+	if ($matches[1] != "") {
+		$link = $matches[1];
+	}
+
+	$posted = "";
+	preg_match("/posted='(.*?)'/ism", $attributes, $matches);
+	if ($matches[1] != "")
+		$posted = $matches[1];
+
+	preg_match('/posted="(.*?)"/ism', $attributes, $matches);
+	if ($matches[1] != "") {
+		$posted = $matches[1];
+	}
+
+	$shared_body = preg_replace("/\[share(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism", "$2", $body);
+
+	if (($shared_body == "") || ($profile == "") || ($author == "") || ($avatar == "") || ($posted == "")) {
+		return false;
+	}
+
+	$reshared_item["body"] = $shared_body;
+	$reshared_item["author-name"] = $author;
+	$reshared_item["author-link"] = $profile;
+	$reshared_item["author-avatar"] = $avatar;
+	$reshared_item["plink"] = $link;
+	$reshared_item["created"] = $posted;
+	$reshared_item["edited"] = $posted;
+
+	return $reshared_item;
+
+}
+
+function api_get_nick($profile)
+{
+	/* To-Do:
+		- remove trailing junk from profile url
+		- pump.io check has to check the website
+	*/
+
+	$nick = "";
+
+	$r = q(
+		"SELECT `nick` FROM `contact` WHERE `uid` = 0 AND `nurl` = '%s'",
+		dbesc(normalise_link($profile))
+	);
+
+	if (DBM::is_result($r)) {
+		$nick = $r[0]["nick"];
+	}
+
+	if (!$nick == "") {
+		$r = q(
+			"SELECT `nick` FROM `contact` WHERE `uid` = 0 AND `nurl` = '%s'",
+			dbesc(normalise_link($profile))
+		);
 
 		if (DBM::is_result($r)) {
 			$nick = $r[0]["nick"];
 		}
+	}
 
-		if (!$nick == "") {
-			$r = q("SELECT `nick` FROM `contact` WHERE `uid` = 0 AND `nurl` = '%s'",
-				dbesc(normalise_link($profile)));
-
-			if (DBM::is_result($r)) {
-				$nick = $r[0]["nick"];
-			}
+	if (!$nick == "") {
+		$friendica = preg_replace("=https?://(.*)/profile/(.*)=ism", "$2", $profile);
+		if ($friendica != $profile) {
+			$nick = $friendica;
 		}
+	}
 
-		if (!$nick == "") {
-			$friendica = preg_replace("=https?://(.*)/profile/(.*)=ism", "$2", $profile);
-			if ($friendica != $profile) {
-				$nick = $friendica;
-			}
+	if (!$nick == "") {
+		$diaspora = preg_replace("=https?://(.*)/u/(.*)=ism", "$2", $profile);
+		if ($diaspora != $profile) {
+			$nick = $diaspora;
 		}
+	}
 
-		if (!$nick == "") {
-			$diaspora = preg_replace("=https?://(.*)/u/(.*)=ism", "$2", $profile);
-			if ($diaspora != $profile) {
-				$nick = $diaspora;
-			}
-		}
-
-		if (!$nick == "") {
-			$twitter = preg_replace("=https?://twitter.com/(.*)=ism", "$1", $profile);
-			if ($twitter != $profile) {
-				$nick = $twitter;
-			}
+	if (!$nick == "") {
+		$twitter = preg_replace("=https?://twitter.com/(.*)=ism", "$1", $profile);
+		if ($twitter != $profile) {
+			$nick = $twitter;
 		}
+	}
 
 
-		if (!$nick == "") {
-			$StatusnetHost = preg_replace("=https?://(.*)/user/(.*)=ism", "$1", $profile);
-			if ($StatusnetHost != $profile) {
-				$StatusnetUser = preg_replace("=https?://(.*)/user/(.*)=ism", "$2", $profile);
-				if ($StatusnetUser != $profile) {
-					$UserData = fetch_url("http://".$StatusnetHost."/api/users/show.json?user_id=".$StatusnetUser);
-					$user = json_decode($UserData);
-					if ($user) {
-						$nick = $user->screen_name;
-					}
+	if (!$nick == "") {
+		$StatusnetHost = preg_replace("=https?://(.*)/user/(.*)=ism", "$1", $profile);
+		if ($StatusnetHost != $profile) {
+			$StatusnetUser = preg_replace("=https?://(.*)/user/(.*)=ism", "$2", $profile);
+			if ($StatusnetUser != $profile) {
+				$UserData = fetch_url("http://".$StatusnetHost."/api/users/show.json?user_id=".$StatusnetUser);
+				$user = json_decode($UserData);
+				if ($user) {
+					$nick = $user->screen_name;
 				}
 			}
 		}
-
-		// To-Do: look at the page if its really a pumpio site
-		//if (!$nick == "") {
-		//	$pumpio = preg_replace("=https?://(.*)/(.*)/=ism", "$2", $profile."/");
-		//	if ($pumpio != $profile)
-		//		$nick = $pumpio;
-			//      <div class="media" id="profile-block" data-profile-id="acct:kabniel@microca.st">
-
-		//}
-
-		if ($nick != "") {
-			return $nick;
-		}
-
-		return false;
 	}
 
-	function api_in_reply_to($item) {
-		$in_reply_to = array();
+	// To-Do: look at the page if its really a pumpio site
+	//if (!$nick == "") {
+	//	$pumpio = preg_replace("=https?://(.*)/(.*)/=ism", "$2", $profile."/");
+	//	if ($pumpio != $profile)
+	//		$nick = $pumpio;
+		//      <div class="media" id="profile-block" data-profile-id="acct:kabniel@microca.st">
 
-		$in_reply_to['status_id'] = NULL;
-		$in_reply_to['user_id'] = NULL;
-		$in_reply_to['status_id_str'] = NULL;
-		$in_reply_to['user_id_str'] = NULL;
-		$in_reply_to['screen_name'] = NULL;
+	//}
 
-		if (($item['thr-parent'] != $item['uri']) && (intval($item['parent']) != intval($item['id']))) {
-			$r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `uri` = '%s' LIMIT 1",
-				intval($item['uid']),
-				dbesc($item['thr-parent']));
-
-			if (DBM::is_result($r)) {
-				$in_reply_to['status_id'] = intval($r[0]['id']);
-			} else {
-				$in_reply_to['status_id'] = intval($item['parent']);
-			}
-
-			$in_reply_to['status_id_str'] = (string) intval($in_reply_to['status_id']);
-
-			$r = q("SELECT `contact`.`nick`, `contact`.`name`, `contact`.`id`, `contact`.`url` FROM item
-				STRAIGHT_JOIN `contact` ON `contact`.`id` = `item`.`author-id`
-				WHERE `item`.`id` = %d LIMIT 1",
-				intval($in_reply_to['status_id'])
-			);
-
-			if (DBM::is_result($r)) {
-				if ($r[0]['nick'] == "") {
-					$r[0]['nick'] = api_get_nick($r[0]["url"]);
-				}
-
-				$in_reply_to['screen_name'] = (($r[0]['nick']) ? $r[0]['nick'] : $r[0]['name']);
-				$in_reply_to['user_id'] = intval($r[0]['id']);
-				$in_reply_to['user_id_str'] = (string) intval($r[0]['id']);
-			}
-
-			// There seems to be situation, where both fields are identical:
-			// https://github.com/friendica/friendica/issues/1010
-			// This is a bugfix for that.
-			if (intval($in_reply_to['status_id']) == intval($item['id'])) {
-				logger('this message should never appear: id: '.$item['id'].' similar to reply-to: '.$in_reply_to['status_id'], LOGGER_DEBUG);
-				$in_reply_to['status_id'] = NULL;
-				$in_reply_to['user_id'] = NULL;
-				$in_reply_to['status_id_str'] = NULL;
-				$in_reply_to['user_id_str'] = NULL;
-				$in_reply_to['screen_name'] = NULL;
-			}
-		}
-
-		return $in_reply_to;
+	if ($nick != "") {
+		return $nick;
 	}
 
-	function api_clean_plain_items($Text) {
-		$include_entities = strtolower(x($_REQUEST, 'include_entities') ? $_REQUEST['include_entities'] : "false");
-
-		$Text = bb_CleanPictureLinks($Text);
-		$URLSearchString = "^\[\]";
-
-		$Text = preg_replace("/([!#@])\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism",'$1$3',$Text);
-
-		if ($include_entities == "true") {
-			$Text = preg_replace("/\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism",'[url=$1]$1[/url]',$Text);
-		}
-
-		// Simplify "attachment" element
-		$Text = api_clean_attachments($Text);
-
-		return($Text);
-	}
-
-	/**
-	 * @brief Removes most sharing information for API text export
-	 *
-	 * @param string $body The original body
-	 *
-	 * @return string Cleaned body
-	 */
-	function api_clean_attachments($body) {
-		$data = get_attachment_data($body);
-
-		if (!$data)
-			return $body;
-
-		$body = "";
-
-		if (isset($data["text"]))
-			$body = $data["text"];
-
-		if (($body == "") && (isset($data["title"])))
-			$body = $data["title"];
-
-		if (isset($data["url"]))
-			$body .= "\n".$data["url"];
-
-		$body .= $data["after"];
-
-		return $body;
-	}
-
-	function api_best_nickname(&$contacts) {
-		$best_contact = array();
-
-		if (count($contact) == 0)
-			return;
-
-		foreach ($contacts AS $contact)
-			if ($contact["network"] == "") {
-				$contact["network"] = "dfrn";
-				$best_contact = array($contact);
-			}
-
-		if (sizeof($best_contact) == 0)
-			foreach ($contacts AS $contact)
-				if ($contact["network"] == "dfrn")
-					$best_contact = array($contact);
-
-		if (sizeof($best_contact) == 0)
-			foreach ($contacts AS $contact)
-				if ($contact["network"] == "dspr")
-					$best_contact = array($contact);
-
-		if (sizeof($best_contact) == 0)
-			foreach ($contacts AS $contact)
-				if ($contact["network"] == "stat")
-					$best_contact = array($contact);
-
-		if (sizeof($best_contact) == 0)
-			foreach ($contacts AS $contact)
-				if ($contact["network"] == "pump")
-					$best_contact = array($contact);
-
-		if (sizeof($best_contact) == 0)
-			foreach ($contacts AS $contact)
-				if ($contact["network"] == "twit")
-					$best_contact = array($contact);
-
-		if (sizeof($best_contact) == 1)
-			$contacts = $best_contact;
-		else
-			$contacts = array($contacts[0]);
-	}
-
-	// return all or a specified group of the user with the containing contacts
-	function api_friendica_group_show($type) {
-
-		$a = get_app();
-
-		if (api_user() === false) throw new ForbiddenException();
-
-		// params
-		$user_info = api_get_user($a);
-		$gid = (x($_REQUEST, 'gid') ? $_REQUEST['gid'] : 0);
-		$uid = $user_info['uid'];
-
-		// get data of the specified group id or all groups if not specified
-		if ($gid != 0) {
-			$r = q("SELECT * FROM `group` WHERE `deleted` = 0 AND `uid` = %d AND `id` = %d",
-				intval($uid),
-				intval($gid));
-			// error message if specified gid is not in database
-			if (!DBM::is_result($r))
-				throw new BadRequestException("gid not available");
-		}
-		else
-			$r = q("SELECT * FROM `group` WHERE `deleted` = 0 AND `uid` = %d",
-				intval($uid));
-
-		// loop through all groups and retrieve all members for adding data in the user array
-		foreach ($r as $rr) {
-			$members = group_get_members($rr['id']);
-			$users = array();
-
-			if ($type == "xml") {
-				$user_element = "users";
-				$k = 0;
-				foreach ($members as $member) {
-					$user = api_get_user($a, $member['nurl']);
-					$users[$k++.":user"] = $user;
-				}
-			} else {
-				$user_element = "user";
-				foreach ($members as $member) {
-					$user = api_get_user($a, $member['nurl']);
-					$users[] = $user;
-				}
-			}
-			$grps[] = array('name' => $rr['name'], 'gid' => $rr['id'], $user_element => $users);
-		}
-		return api_format_data("groups", $type, array('group' => $grps));
-	}
-	api_register_func('api/friendica/group_show', 'api_friendica_group_show', true);
-
-
-	// delete the specified group of the user
-	function api_friendica_group_delete($type) {
-
-		$a = get_app();
-
-		if (api_user() === false) throw new ForbiddenException();
-
-		// params
-		$user_info = api_get_user($a);
-		$gid = (x($_REQUEST, 'gid') ? $_REQUEST['gid'] : 0);
-		$name = (x($_REQUEST, 'name') ? $_REQUEST['name'] : "");
-		$uid = $user_info['uid'];
-
-		// error if no gid specified
-		if ($gid == 0 || $name == "")
-			throw new BadRequestException('gid or name not specified');
-
-		// get data of the specified group id
-		$r = q("SELECT * FROM `group` WHERE `uid` = %d AND `id` = %d",
-			intval($uid),
-			intval($gid));
-		// error message if specified gid is not in database
-		if (!DBM::is_result($r))
-			throw new BadRequestException('gid not available');
-
-		// get data of the specified group id and group name
-		$rname = q("SELECT * FROM `group` WHERE `uid` = %d AND `id` = %d AND `name` = '%s'",
-			intval($uid),
-			intval($gid),
-			dbesc($name));
-		// error message if specified gid is not in database
-		if (!DBM::is_result($rname))
-			throw new BadRequestException('wrong group name');
-
-		// delete group
-		$ret = group_rmv($uid, $name);
-		if ($ret) {
-			// return success
-			$success = array('success' => $ret, 'gid' => $gid, 'name' => $name, 'status' => 'deleted', 'wrong users' => array());
-			return api_format_data("group_delete", $type, array('result' => $success));
-		}
-		else
-			throw new BadRequestException('other API error');
-	}
-	api_register_func('api/friendica/group_delete', 'api_friendica_group_delete', true, API_METHOD_DELETE);
-
-
-	// create the specified group with the posted array of contacts
-	function api_friendica_group_create($type) {
-
-		$a = get_app();
-
-		if (api_user() === false) throw new ForbiddenException();
-
-		// params
-		$user_info = api_get_user($a);
-		$name = (x($_REQUEST, 'name') ? $_REQUEST['name'] : "");
-		$uid = $user_info['uid'];
-		$json = json_decode($_POST['json'], true);
-		$users = $json['user'];
-
-		// error if no name specified
-		if ($name == "")
-			throw new BadRequestException('group name not specified');
-
-		// get data of the specified group name
-		$rname = q("SELECT * FROM `group` WHERE `uid` = %d AND `name` = '%s' AND `deleted` = 0",
-			intval($uid),
-			dbesc($name));
-		// error message if specified group name already exists
-		if (DBM::is_result($rname))
-			throw new BadRequestException('group name already exists');
-
-		// check if specified group name is a deleted group
-		$rname = q("SELECT * FROM `group` WHERE `uid` = %d AND `name` = '%s' AND `deleted` = 1",
-			intval($uid),
-			dbesc($name));
-		// error message if specified group name already exists
-		if (DBM::is_result($rname))
-			$reactivate_group = true;
-
-		// create group
-		$ret = group_add($uid, $name);
-		if ($ret)
-			$gid = group_byname($uid, $name);
-		else
-			throw new BadRequestException('other API error');
-
-		// add members
-		$erroraddinguser = false;
-		$errorusers = array();
-		foreach ($users as $user) {
-			$cid = $user['cid'];
-			// check if user really exists as contact
-			$contact = q("SELECT * FROM `contact` WHERE `id` = %d AND `uid` = %d",
-				intval($cid),
-				intval($uid));
-			if (count($contact))
-				$result = group_add_member($uid, $name, $cid, $gid);
-			else {
-				$erroraddinguser = true;
-				$errorusers[] = $cid;
-			}
-		}
-
-		// return success message incl. missing users in array
-		$status = ($erroraddinguser ? "missing user" : ($reactivate_group ? "reactivated" : "ok"));
-		$success = array('success' => true, 'gid' => $gid, 'name' => $name, 'status' => $status, 'wrong users' => $errorusers);
-		return api_format_data("group_create", $type, array('result' => $success));
-	}
-	api_register_func('api/friendica/group_create', 'api_friendica_group_create', true, API_METHOD_POST);
-
-
-	// update the specified group with the posted array of contacts
-	function api_friendica_group_update($type) {
-
-		$a = get_app();
-
-		if (api_user() === false) throw new ForbiddenException();
-
-		// params
-		$user_info = api_get_user($a);
-		$uid = $user_info['uid'];
-		$gid = (x($_REQUEST, 'gid') ? $_REQUEST['gid'] : 0);
-		$name = (x($_REQUEST, 'name') ? $_REQUEST['name'] : "");
-		$json = json_decode($_POST['json'], true);
-		$users = $json['user'];
-
-		// error if no name specified
-		if ($name == "")
-			throw new BadRequestException('group name not specified');
-
-		// error if no gid specified
-		if ($gid == "")
-			throw new BadRequestException('gid not specified');
-
-		// remove members
-		$members = group_get_members($gid);
-		foreach ($members as $member) {
-			$cid = $member['id'];
-			foreach ($users as $user) {
-				$found = ($user['cid'] == $cid ? true : false);
-			}
-			if (!$found) {
-				$ret = group_rmv_member($uid, $name, $cid);
-			}
-		}
-
-		// add members
-		$erroraddinguser = false;
-		$errorusers = array();
-		foreach ($users as $user) {
-			$cid = $user['cid'];
-			// check if user really exists as contact
-			$contact = q("SELECT * FROM `contact` WHERE `id` = %d AND `uid` = %d",
-				intval($cid),
-				intval($uid));
-			if (count($contact))
-				$result = group_add_member($uid, $name, $cid, $gid);
-			else {
-				$erroraddinguser = true;
-				$errorusers[] = $cid;
-			}
-		}
-
-		// return success message incl. missing users in array
-		$status = ($erroraddinguser ? "missing user" : "ok");
-		$success = array('success' => true, 'gid' => $gid, 'name' => $name, 'status' => $status, 'wrong users' => $errorusers);
-		return api_format_data("group_update", $type, array('result' => $success));
-	}
-
-	api_register_func('api/friendica/group_update', 'api_friendica_group_update', true, API_METHOD_POST);
-
-	function api_friendica_activity($type) {
-
-		$a = get_app();
-
-		if (api_user() === false) throw new ForbiddenException();
-		$verb = strtolower($a->argv[3]);
-		$verb = preg_replace("|\..*$|", "", $verb);
-
-		$id = (x($_REQUEST, 'id') ? $_REQUEST['id'] : 0);
-
-		$res = do_like($id, $verb);
-
-		if ($res) {
-			if ($type == "xml")
-				$ok = "true";
-			else
-				$ok = "ok";
-			return api_format_data('ok', $type, array('ok' => $ok));
+	return false;
+}
+
+function api_in_reply_to($item)
+{
+	$in_reply_to = array();
+
+	$in_reply_to['status_id'] = null;
+	$in_reply_to['user_id'] = null;
+	$in_reply_to['status_id_str'] = null;
+	$in_reply_to['user_id_str'] = null;
+	$in_reply_to['screen_name'] = null;
+
+	if (($item['thr-parent'] != $item['uri']) && (intval($item['parent']) != intval($item['id']))) {
+		$r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `uri` = '%s' LIMIT 1",
+			intval($item['uid']),
+			dbesc($item['thr-parent']));
+
+		if (DBM::is_result($r)) {
+			$in_reply_to['status_id'] = intval($r[0]['id']);
 		} else {
-			throw new BadRequestException('Error adding activity');
+			$in_reply_to['status_id'] = intval($item['parent']);
 		}
 
-	}
+		$in_reply_to['status_id_str'] = (string) intval($in_reply_to['status_id']);
 
-	/// @TODO move to top of file or somwhere better
-	api_register_func('api/friendica/activity/like', 'api_friendica_activity', true, API_METHOD_POST);
-	api_register_func('api/friendica/activity/dislike', 'api_friendica_activity', true, API_METHOD_POST);
-	api_register_func('api/friendica/activity/attendyes', 'api_friendica_activity', true, API_METHOD_POST);
-	api_register_func('api/friendica/activity/attendno', 'api_friendica_activity', true, API_METHOD_POST);
-	api_register_func('api/friendica/activity/attendmaybe', 'api_friendica_activity', true, API_METHOD_POST);
-	api_register_func('api/friendica/activity/unlike', 'api_friendica_activity', true, API_METHOD_POST);
-	api_register_func('api/friendica/activity/undislike', 'api_friendica_activity', true, API_METHOD_POST);
-	api_register_func('api/friendica/activity/unattendyes', 'api_friendica_activity', true, API_METHOD_POST);
-	api_register_func('api/friendica/activity/unattendno', 'api_friendica_activity', true, API_METHOD_POST);
-	api_register_func('api/friendica/activity/unattendmaybe', 'api_friendica_activity', true, API_METHOD_POST);
-
-	/**
-	 * @brief Returns notifications
-	 *
-	 * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
-	 * @return string
-	*/
-	function api_friendica_notification($type) {
-
-		$a = get_app();
-
-		if (api_user() === false) throw new ForbiddenException();
-		if ($a->argc!==3) throw new BadRequestException("Invalid argument count");
-		$nm = new NotificationsManager();
-
-		$notes = $nm->getAll(array(), "+seen -date", 50);
-
-		if ($type == "xml") {
-			$xmlnotes = array();
-			foreach ($notes AS $note)
-				$xmlnotes[] = array("@attributes" => $note);
-
-			$notes = $xmlnotes;
-		}
-
-		return api_format_data("notes", $type, array('note' => $notes));
-	}
-
-	/**
-	 * @brief Set notification as seen and returns associated item (if possible)
-	 *
-	 * POST request with 'id' param as notification id
-	 *
-	 * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
-	 * @return string
-	 */
-	function api_friendica_notification_seen($type) {
-
-		$a = get_app();
-
-		if (api_user() === false) throw new ForbiddenException();
-		if ($a->argc!==4) throw new BadRequestException("Invalid argument count");
-
-		$id = (x($_REQUEST, 'id') ? intval($_REQUEST['id']) : 0);
-
-		$nm = new NotificationsManager();
-		$note = $nm->getByID($id);
-		if (is_null($note)) throw new BadRequestException("Invalid argument");
-
-		$nm->setSeen($note);
-		if ($note['otype']=='item') {
-			// would be really better with an ItemsManager and $im->getByID() :-P
-			$r = q("SELECT * FROM `item` WHERE `id`=%d AND `uid`=%d",
-				intval($note['iid']),
-				intval(local_user())
-			);
-			if ($r!==false) {
-				// we found the item, return it to the user
-				$user_info = api_get_user($a);
-				$ret = api_format_items($r,$user_info, false, $type);
-				$data = array('status' => $ret);
-				return api_format_data("status", $type, $data);
-			}
-			// the item can't be found, but we set the note as seen, so we count this as a success
-		}
-		return api_format_data('result', $type, array('result' => "success"));
-	}
-
-	/// @TODO move to top of file or somwhere better
-	api_register_func('api/friendica/notification/seen', 'api_friendica_notification_seen', true, API_METHOD_POST);
-	api_register_func('api/friendica/notification', 'api_friendica_notification', true, API_METHOD_GET);
-
-	/**
-	 * @brief update a direct_message to seen state
-	 *
-	 * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
-	 * @return string (success result=ok, error result=error with error message)
-	 */
-	function api_friendica_direct_messages_setseen($type) {
-		$a = get_app();
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
-
-		// params
-		$user_info = api_get_user($a);
-		$uid = $user_info['uid'];
-		$id = (x($_REQUEST, 'id') ? $_REQUEST['id'] : 0);
-
-		// return error if id is zero
-		if ($id == "") {
-			$answer = array('result' => 'error', 'message' => 'message id not specified');
-			return api_format_data("direct_messages_setseen", $type, array('$result' => $answer));
-		}
-
-		// get data of the specified message id
-		$r = q("SELECT `id` FROM `mail` WHERE `id` = %d AND `uid` = %d",
-			intval($id),
-			intval($uid));
-
-		// error message if specified id is not in database
-		if (!DBM::is_result($r)) {
-			$answer = array('result' => 'error', 'message' => 'message id not in database');
-			return api_format_data("direct_messages_setseen", $type, array('$result' => $answer));
-		}
-
-		// update seen indicator
-		$result = q("UPDATE `mail` SET `seen` = 1 WHERE `id` = %d AND `uid` = %d",
-			intval($id),
-			intval($uid));
-
-		if ($result) {
-			// return success
-			$answer = array('result' => 'ok', 'message' => 'message set to seen');
-			return api_format_data("direct_message_setseen", $type, array('$result' => $answer));
-		} else {
-			$answer = array('result' => 'error', 'message' => 'unknown error');
-			return api_format_data("direct_messages_setseen", $type, array('$result' => $answer));
-		}
-	}
-
-	/// @TODO move to top of file or somwhere better
-	api_register_func('api/friendica/direct_messages_setseen', 'api_friendica_direct_messages_setseen', true);
-
-	/**
-	 * @brief search for direct_messages containing a searchstring through api
-	 *
-	 * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
-	 * @return string (success: success=true if found and search_result contains found messages
-	 *                          success=false if nothing was found, search_result='nothing found',
-	 * 		   error: result=error with error message)
-	 */
-	function api_friendica_direct_messages_search($type) {
-		$a = get_app();
-
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
-
-		// params
-		$user_info = api_get_user($a);
-		$searchstring = (x($_REQUEST, 'searchstring') ? $_REQUEST['searchstring'] : "");
-		$uid = $user_info['uid'];
-
-		// error if no searchstring specified
-		if ($searchstring == "") {
-			$answer = array('result' => 'error', 'message' => 'searchstring not specified');
-			return api_format_data("direct_messages_search", $type, array('$result' => $answer));
-		}
-
-		// get data for the specified searchstring
-		$r = q("SELECT `mail`.*, `contact`.`nurl` AS `contact-url` FROM `mail`,`contact` WHERE `mail`.`contact-id` = `contact`.`id` AND `mail`.`uid`=%d AND `body` LIKE '%s' ORDER BY `mail`.`id` DESC",
-			intval($uid),
-			dbesc('%'.$searchstring.'%')
+		$r = q("SELECT `contact`.`nick`, `contact`.`name`, `contact`.`id`, `contact`.`url` FROM item
+			STRAIGHT_JOIN `contact` ON `contact`.`id` = `item`.`author-id`
+			WHERE `item`.`id` = %d LIMIT 1",
+			intval($in_reply_to['status_id'])
 		);
 
-		$profile_url = $user_info["url"];
+		if (DBM::is_result($r)) {
+			if ($r[0]['nick'] == "") {
+				$r[0]['nick'] = api_get_nick($r[0]["url"]);
+			}
 
-		// message if nothing was found
+			$in_reply_to['screen_name'] = (($r[0]['nick']) ? $r[0]['nick'] : $r[0]['name']);
+			$in_reply_to['user_id'] = intval($r[0]['id']);
+			$in_reply_to['user_id_str'] = (string) intval($r[0]['id']);
+		}
+
+		// There seems to be situation, where both fields are identical:
+		// https://github.com/friendica/friendica/issues/1010
+		// This is a bugfix for that.
+		if (intval($in_reply_to['status_id']) == intval($item['id'])) {
+			logger('this message should never appear: id: '.$item['id'].' similar to reply-to: '.$in_reply_to['status_id'], LOGGER_DEBUG);
+			$in_reply_to['status_id'] = null;
+			$in_reply_to['user_id'] = null;
+			$in_reply_to['status_id_str'] = null;
+			$in_reply_to['user_id_str'] = null;
+			$in_reply_to['screen_name'] = null;
+		}
+	}
+
+	return $in_reply_to;
+}
+
+function api_clean_plain_items($Text)
+{
+	$include_entities = strtolower(x($_REQUEST, 'include_entities') ? $_REQUEST['include_entities'] : "false");
+
+	$Text = bb_CleanPictureLinks($Text);
+	$URLSearchString = "^\[\]";
+
+	$Text = preg_replace("/([!#@])\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '$1$3', $Text);
+
+	if ($include_entities == "true") {
+		$Text = preg_replace("/\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '[url=$1]$1[/url]', $Text);
+	}
+
+	// Simplify "attachment" element
+	$Text = api_clean_attachments($Text);
+
+	return($Text);
+}
+
+/**
+ * @brief Removes most sharing information for API text export
+ *
+ * @param string $body The original body
+ *
+ * @return string Cleaned body
+ */
+function api_clean_attachments($body)
+{
+	$data = get_attachment_data($body);
+
+	if (!$data)
+		return $body;
+
+	$body = "";
+
+	if (isset($data["text"]))
+		$body = $data["text"];
+
+	if (($body == "") && (isset($data["title"])))
+		$body = $data["title"];
+
+	if (isset($data["url"]))
+		$body .= "\n".$data["url"];
+
+	$body .= $data["after"];
+
+	return $body;
+}
+
+function api_best_nickname(&$contacts)
+{
+	$best_contact = array();
+
+	if (count($contact) == 0)
+		return;
+
+	foreach ($contacts as $contact)
+		if ($contact["network"] == "") {
+			$contact["network"] = "dfrn";
+			$best_contact = array($contact);
+		}
+
+	if (sizeof($best_contact) == 0)
+		foreach ($contacts as $contact)
+			if ($contact["network"] == "dfrn")
+				$best_contact = array($contact);
+
+	if (sizeof($best_contact) == 0)
+		foreach ($contacts as $contact)
+			if ($contact["network"] == "dspr")
+				$best_contact = array($contact);
+
+	if (sizeof($best_contact) == 0)
+		foreach ($contacts as $contact)
+			if ($contact["network"] == "stat")
+				$best_contact = array($contact);
+
+	if (sizeof($best_contact) == 0)
+		foreach ($contacts as $contact)
+			if ($contact["network"] == "pump")
+				$best_contact = array($contact);
+
+	if (sizeof($best_contact) == 0)
+		foreach ($contacts as $contact)
+			if ($contact["network"] == "twit")
+				$best_contact = array($contact);
+
+	if (sizeof($best_contact) == 1) {
+		$contacts = $best_contact;
+	} else {
+		$contacts = array($contacts[0]);
+	}
+}
+
+// return all or a specified group of the user with the containing contacts
+function api_friendica_group_show($type)
+{
+	$a = get_app();
+
+	if (api_user() === false) throw new ForbiddenException();
+
+	// params
+	$user_info = api_get_user($a);
+	$gid = (x($_REQUEST, 'gid') ? $_REQUEST['gid'] : 0);
+	$uid = $user_info['uid'];
+
+	// get data of the specified group id or all groups if not specified
+	if ($gid != 0) {
+		$r = q(
+			"SELECT * FROM `group` WHERE `deleted` = 0 AND `uid` = %d AND `id` = %d",
+			intval($uid),
+			intval($gid)
+		);
+		// error message if specified gid is not in database
+		if (!DBM::is_result($r))
+			throw new BadRequestException("gid not available");
+	} else {
+		$r = q(
+			"SELECT * FROM `group` WHERE `deleted` = 0 AND `uid` = %d",
+			intval($uid)
+		);
+	}
+
+	// loop through all groups and retrieve all members for adding data in the user array
+	foreach ($r as $rr) {
+		$members = group_get_members($rr['id']);
+		$users = array();
+
+		if ($type == "xml") {
+			$user_element = "users";
+			$k = 0;
+			foreach ($members as $member) {
+				$user = api_get_user($a, $member['nurl']);
+				$users[$k++.":user"] = $user;
+			}
+		} else {
+			$user_element = "user";
+			foreach ($members as $member) {
+				$user = api_get_user($a, $member['nurl']);
+				$users[] = $user;
+			}
+		}
+		$grps[] = array('name' => $rr['name'], 'gid' => $rr['id'], $user_element => $users);
+	}
+	return api_format_data("groups", $type, array('group' => $grps));
+}
+api_register_func('api/friendica/group_show', 'api_friendica_group_show', true);
+
+
+// delete the specified group of the user
+function api_friendica_group_delete($type)
+{
+	$a = get_app();
+
+	if (api_user() === false) throw new ForbiddenException();
+
+	// params
+	$user_info = api_get_user($a);
+	$gid = (x($_REQUEST, 'gid') ? $_REQUEST['gid'] : 0);
+	$name = (x($_REQUEST, 'name') ? $_REQUEST['name'] : "");
+	$uid = $user_info['uid'];
+
+	// error if no gid specified
+	if ($gid == 0 || $name == "")
+		throw new BadRequestException('gid or name not specified');
+
+	// get data of the specified group id
+	$r = q(
+		"SELECT * FROM `group` WHERE `uid` = %d AND `id` = %d",
+		intval($uid),
+		intval($gid)
+	);
+	// error message if specified gid is not in database
+	if (!DBM::is_result($r))
+		throw new BadRequestException('gid not available');
+
+	// get data of the specified group id and group name
+	$rname = q(
+		"SELECT * FROM `group` WHERE `uid` = %d AND `id` = %d AND `name` = '%s'",
+		intval($uid),
+		intval($gid),
+		dbesc($name)
+	);
+	// error message if specified gid is not in database
+	if (!DBM::is_result($rname))
+		throw new BadRequestException('wrong group name');
+
+	// delete group
+	$ret = group_rmv($uid, $name);
+	if ($ret) {
+		// return success
+		$success = array('success' => $ret, 'gid' => $gid, 'name' => $name, 'status' => 'deleted', 'wrong users' => array());
+		return api_format_data("group_delete", $type, array('result' => $success));
+	} else {
+		throw new BadRequestException('other API error');
+	}
+}
+api_register_func('api/friendica/group_delete', 'api_friendica_group_delete', true, API_METHOD_DELETE);
+
+
+// create the specified group with the posted array of contacts
+function api_friendica_group_create($type)
+{
+	$a = get_app();
+
+	if (api_user() === false) throw new ForbiddenException();
+
+	// params
+	$user_info = api_get_user($a);
+	$name = (x($_REQUEST, 'name') ? $_REQUEST['name'] : "");
+	$uid = $user_info['uid'];
+	$json = json_decode($_POST['json'], true);
+	$users = $json['user'];
+
+	// error if no name specified
+	if ($name == "")
+		throw new BadRequestException('group name not specified');
+
+	// get data of the specified group name
+	$rname = q(
+		"SELECT * FROM `group` WHERE `uid` = %d AND `name` = '%s' AND `deleted` = 0",
+		intval($uid),
+		dbesc($name)
+	);
+	// error message if specified group name already exists
+	if (DBM::is_result($rname))
+		throw new BadRequestException('group name already exists');
+
+	// check if specified group name is a deleted group
+	$rname = q(
+		"SELECT * FROM `group` WHERE `uid` = %d AND `name` = '%s' AND `deleted` = 1",
+		intval($uid),
+		dbesc($name)
+	);
+	// error message if specified group name already exists
+	if (DBM::is_result($rname))
+		$reactivate_group = true;
+
+	// create group
+	$ret = group_add($uid, $name);
+	if ($ret) {
+		$gid = group_byname($uid, $name);
+	} else {
+		throw new BadRequestException('other API error');
+	}
+
+	// add members
+	$erroraddinguser = false;
+	$errorusers = array();
+	foreach ($users as $user) {
+		$cid = $user['cid'];
+		// check if user really exists as contact
+		$contact = q(
+			"SELECT * FROM `contact` WHERE `id` = %d AND `uid` = %d",
+			intval($cid),
+			intval($uid)
+		);
+		if (count($contact))
+			$result = group_add_member($uid, $name, $cid, $gid);
+		else {
+			$erroraddinguser = true;
+			$errorusers[] = $cid;
+		}
+	}
+
+	// return success message incl. missing users in array
+	$status = ($erroraddinguser ? "missing user" : ($reactivate_group ? "reactivated" : "ok"));
+	$success = array('success' => true, 'gid' => $gid, 'name' => $name, 'status' => $status, 'wrong users' => $errorusers);
+	return api_format_data("group_create", $type, array('result' => $success));
+}
+api_register_func('api/friendica/group_create', 'api_friendica_group_create', true, API_METHOD_POST);
+
+
+// update the specified group with the posted array of contacts
+function api_friendica_group_update($type)
+{
+	$a = get_app();
+
+	if (api_user() === false) throw new ForbiddenException();
+
+	// params
+	$user_info = api_get_user($a);
+	$uid = $user_info['uid'];
+	$gid = (x($_REQUEST, 'gid') ? $_REQUEST['gid'] : 0);
+	$name = (x($_REQUEST, 'name') ? $_REQUEST['name'] : "");
+	$json = json_decode($_POST['json'], true);
+	$users = $json['user'];
+
+	// error if no name specified
+	if ($name == "")
+		throw new BadRequestException('group name not specified');
+
+	// error if no gid specified
+	if ($gid == "")
+		throw new BadRequestException('gid not specified');
+
+	// remove members
+	$members = group_get_members($gid);
+	foreach ($members as $member) {
+		$cid = $member['id'];
+		foreach ($users as $user) {
+			$found = ($user['cid'] == $cid ? true : false);
+		}
+		if (!$found) {
+			$ret = group_rmv_member($uid, $name, $cid);
+		}
+	}
+
+	// add members
+	$erroraddinguser = false;
+	$errorusers = array();
+	foreach ($users as $user) {
+		$cid = $user['cid'];
+		// check if user really exists as contact
+		$contact = q(
+			"SELECT * FROM `contact` WHERE `id` = %d AND `uid` = %d",
+			intval($cid),
+			intval($uid)
+		);
+
+		if (count($contact)) {
+			$result = group_add_member($uid, $name, $cid, $gid);
+		} else {
+			$erroraddinguser = true;
+			$errorusers[] = $cid;
+		}
+	}
+
+	// return success message incl. missing users in array
+	$status = ($erroraddinguser ? "missing user" : "ok");
+	$success = array('success' => true, 'gid' => $gid, 'name' => $name, 'status' => $status, 'wrong users' => $errorusers);
+	return api_format_data("group_update", $type, array('result' => $success));
+}
+
+api_register_func('api/friendica/group_update', 'api_friendica_group_update', true, API_METHOD_POST);
+
+function api_friendica_activity($type)
+{
+	$a = get_app();
+
+	if (api_user() === false) throw new ForbiddenException();
+	$verb = strtolower($a->argv[3]);
+	$verb = preg_replace("|\..*$|", "", $verb);
+
+	$id = (x($_REQUEST, 'id') ? $_REQUEST['id'] : 0);
+
+	$res = do_like($id, $verb);
+
+	if ($res) {
+		if ($type == "xml") {
+			$ok = "true";
+		} else {
+			$ok = "ok";
+		}
+		return api_format_data('ok', $type, array('ok' => $ok));
+	} else {
+		throw new BadRequestException('Error adding activity');
+	}
+}
+
+/// @TODO move to top of file or somwhere better
+api_register_func('api/friendica/activity/like', 'api_friendica_activity', true, API_METHOD_POST);
+api_register_func('api/friendica/activity/dislike', 'api_friendica_activity', true, API_METHOD_POST);
+api_register_func('api/friendica/activity/attendyes', 'api_friendica_activity', true, API_METHOD_POST);
+api_register_func('api/friendica/activity/attendno', 'api_friendica_activity', true, API_METHOD_POST);
+api_register_func('api/friendica/activity/attendmaybe', 'api_friendica_activity', true, API_METHOD_POST);
+api_register_func('api/friendica/activity/unlike', 'api_friendica_activity', true, API_METHOD_POST);
+api_register_func('api/friendica/activity/undislike', 'api_friendica_activity', true, API_METHOD_POST);
+api_register_func('api/friendica/activity/unattendyes', 'api_friendica_activity', true, API_METHOD_POST);
+api_register_func('api/friendica/activity/unattendno', 'api_friendica_activity', true, API_METHOD_POST);
+api_register_func('api/friendica/activity/unattendmaybe', 'api_friendica_activity', true, API_METHOD_POST);
+
+/**
+ * @brief Returns notifications
+ *
+ * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
+ * @return string
+*/
+function api_friendica_notification($type)
+{
+	$a = get_app();
+
+	if (api_user() === false) throw new ForbiddenException();
+	if ($a->argc!==3) throw new BadRequestException("Invalid argument count");
+	$nm = new NotificationsManager();
+
+	$notes = $nm->getAll(array(), "+seen -date", 50);
+
+	if ($type == "xml") {
+		$xmlnotes = array();
+		foreach ($notes as $note)
+			$xmlnotes[] = array("@attributes" => $note);
+
+		$notes = $xmlnotes;
+	}
+
+	return api_format_data("notes", $type, array('note' => $notes));
+}
+
+/**
+ * @brief Set notification as seen and returns associated item (if possible)
+ *
+ * POST request with 'id' param as notification id
+ *
+ * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
+ * @return string
+ */
+function api_friendica_notification_seen($type)
+{
+	$a = get_app();
+
+	if (api_user() === false) throw new ForbiddenException();
+	if ($a->argc!==4) throw new BadRequestException("Invalid argument count");
+
+	$id = (x($_REQUEST, 'id') ? intval($_REQUEST['id']) : 0);
+
+	$nm = new NotificationsManager();
+	$note = $nm->getByID($id);
+	if (is_null($note)) throw new BadRequestException("Invalid argument");
+
+	$nm->setSeen($note);
+	if ($note['otype']=='item') {
+		// would be really better with an ItemsManager and $im->getByID() :-P
+		$r = q(
+			"SELECT * FROM `item` WHERE `id`=%d AND `uid`=%d",
+			intval($note['iid']),
+			intval(local_user())
+		);
+		if ($r!==false) {
+			// we found the item, return it to the user
+			$user_info = api_get_user($a);
+			$ret = api_format_items($r, $user_info, false, $type);
+			$data = array('status' => $ret);
+			return api_format_data("status", $type, $data);
+		}
+		// the item can't be found, but we set the note as seen, so we count this as a success
+	}
+	return api_format_data('result', $type, array('result' => "success"));
+}
+
+/// @TODO move to top of file or somwhere better
+api_register_func('api/friendica/notification/seen', 'api_friendica_notification_seen', true, API_METHOD_POST);
+api_register_func('api/friendica/notification', 'api_friendica_notification', true, API_METHOD_GET);
+
+/**
+ * @brief update a direct_message to seen state
+ *
+ * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
+ * @return string (success result=ok, error result=error with error message)
+ */
+function api_friendica_direct_messages_setseen($type)
+{
+	$a = get_app();
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+
+	// params
+	$user_info = api_get_user($a);
+	$uid = $user_info['uid'];
+	$id = (x($_REQUEST, 'id') ? $_REQUEST['id'] : 0);
+
+	// return error if id is zero
+	if ($id == "") {
+		$answer = array('result' => 'error', 'message' => 'message id not specified');
+		return api_format_data("direct_messages_setseen", $type, array('$result' => $answer));
+	}
+
+	// get data of the specified message id
+	$r = q(
+		"SELECT `id` FROM `mail` WHERE `id` = %d AND `uid` = %d",
+		intval($id),
+		intval($uid)
+	);
+
+	// error message if specified id is not in database
+	if (!DBM::is_result($r)) {
+		$answer = array('result' => 'error', 'message' => 'message id not in database');
+		return api_format_data("direct_messages_setseen", $type, array('$result' => $answer));
+	}
+
+	// update seen indicator
+	$result = q(
+		"UPDATE `mail` SET `seen` = 1 WHERE `id` = %d AND `uid` = %d",
+		intval($id),
+		intval($uid)
+	);
+
+	if ($result) {
+		// return success
+		$answer = array('result' => 'ok', 'message' => 'message set to seen');
+		return api_format_data("direct_message_setseen", $type, array('$result' => $answer));
+	} else {
+		$answer = array('result' => 'error', 'message' => 'unknown error');
+		return api_format_data("direct_messages_setseen", $type, array('$result' => $answer));
+	}
+}
+
+/// @TODO move to top of file or somwhere better
+api_register_func('api/friendica/direct_messages_setseen', 'api_friendica_direct_messages_setseen', true);
+
+/**
+ * @brief search for direct_messages containing a searchstring through api
+ *
+ * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
+ * @return string (success: success=true if found and search_result contains found messages
+ *                          success=false if nothing was found, search_result='nothing found',
+ * 		   error: result=error with error message)
+ */
+function api_friendica_direct_messages_search($type)
+{
+	$a = get_app();
+
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+
+	// params
+	$user_info = api_get_user($a);
+	$searchstring = (x($_REQUEST, 'searchstring') ? $_REQUEST['searchstring'] : "");
+	$uid = $user_info['uid'];
+
+	// error if no searchstring specified
+	if ($searchstring == "") {
+		$answer = array('result' => 'error', 'message' => 'searchstring not specified');
+		return api_format_data("direct_messages_search", $type, array('$result' => $answer));
+	}
+
+	// get data for the specified searchstring
+	$r = q(
+		"SELECT `mail`.*, `contact`.`nurl` AS `contact-url` FROM `mail`,`contact` WHERE `mail`.`contact-id` = `contact`.`id` AND `mail`.`uid`=%d AND `body` LIKE '%s' ORDER BY `mail`.`id` DESC",
+		intval($uid),
+		dbesc('%'.$searchstring.'%')
+	);
+
+	$profile_url = $user_info["url"];
+
+	// message if nothing was found
+	if (!DBM::is_result($r)) {
+		$success = array('success' => false, 'search_results' => 'problem with query');
+	} elseif (count($r) == 0) {
+		$success = array('success' => false, 'search_results' => 'nothing found');
+	} else {
+		$ret = array();
+		foreach ($r as $item) {
+			if ($box == "inbox" || $item['from-url'] != $profile_url) {
+				$recipient = $user_info;
+				$sender = api_get_user($a, normalise_link($item['contact-url']));
+			} elseif ($box == "sentbox" || $item['from-url'] == $profile_url) {
+				$recipient = api_get_user($a, normalise_link($item['contact-url']));
+				$sender = $user_info;
+			}
+
+			$ret[] = api_format_messages($item, $recipient, $sender);
+		}
+		$success = array('success' => true, 'search_results' => $ret);
+	}
+
+	return api_format_data("direct_message_search", $type, array('$result' => $success));
+}
+
+/// @TODO move to top of file or somwhere better
+api_register_func('api/friendica/direct_messages_search', 'api_friendica_direct_messages_search', true);
+
+/**
+ * @brief return data of all the profiles a user has to the client
+ *
+ * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
+ * @return string
+ */
+function api_friendica_profile_show($type)
+{
+	$a = get_app();
+
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+
+	// input params
+	$profileid = (x($_REQUEST, 'profile_id') ? $_REQUEST['profile_id'] : 0);
+
+	// retrieve general information about profiles for user
+	$multi_profiles = feature_enabled(api_user(), 'multi_profiles');
+	$directory = Config::get('system', 'directory');
+
+	// get data of the specified profile id or all profiles of the user if not specified
+	if ($profileid != 0) {
+		$r = q(
+			"SELECT * FROM `profile` WHERE `uid` = %d AND `id` = %d",
+			intval(api_user()),
+			intval($profileid)
+		);
+
+		// error message if specified gid is not in database
 		if (!DBM::is_result($r)) {
-			$success = array('success' => false, 'search_results' => 'problem with query');
-		} elseif (count($r) == 0) {
-			$success = array('success' => false, 'search_results' => 'nothing found');
-		} else {
-			$ret = array();
-			foreach ($r as $item) {
-				if ($box == "inbox" || $item['from-url'] != $profile_url) {
-					$recipient = $user_info;
-					$sender = api_get_user($a,normalise_link($item['contact-url']));
-				} elseif ($box == "sentbox" || $item['from-url'] == $profile_url) {
-					$recipient = api_get_user($a,normalise_link($item['contact-url']));
-					$sender = $user_info;
-				}
-
-				$ret[] = api_format_messages($item, $recipient, $sender);
-			}
-			$success = array('success' => true, 'search_results' => $ret);
+			throw new BadRequestException("profile_id not available");
 		}
-
-		return api_format_data("direct_message_search", $type, array('$result' => $success));
+	} else {
+		$r = q(
+			"SELECT * FROM `profile` WHERE `uid` = %d",
+			intval(api_user())
+		);
 	}
+	// loop through all returned profiles and retrieve data and users
+	$k = 0;
+	foreach ($r as $rr) {
+		$profile = api_format_items_profiles($rr, $type);
 
-	/// @TODO move to top of file or somwhere better
-	api_register_func('api/friendica/direct_messages_search', 'api_friendica_direct_messages_search', true);
+		// select all users from contact table, loop and prepare standard return for user data
+		$users = array();
+		$r = q(
+			"SELECT `id`, `nurl` FROM `contact` WHERE `uid`= %d AND `profile-id` = %d",
+			intval(api_user()),
+			intval($rr['profile_id'])
+		);
 
-	/**
-	 * @brief return data of all the profiles a user has to the client
-	 *
-	 * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
-	 * @return string
-	 */
-	function api_friendica_profile_show($type) {
-		$a = get_app();
-
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
-
-		// input params
-		$profileid = (x($_REQUEST, 'profile_id') ? $_REQUEST['profile_id'] : 0);
-
-		// retrieve general information about profiles for user
-		$multi_profiles = feature_enabled(api_user(),'multi_profiles');
-		$directory = Config::get('system', 'directory');
-
-		// get data of the specified profile id or all profiles of the user if not specified
-		if ($profileid != 0) {
-			$r = q("SELECT * FROM `profile` WHERE `uid` = %d AND `id` = %d",
-				intval(api_user()),
-				intval($profileid));
-
-			// error message if specified gid is not in database
-			if (!DBM::is_result($r)) {
-				throw new BadRequestException("profile_id not available");
-			}
-		} else {
-			$r = q("SELECT * FROM `profile` WHERE `uid` = %d",
-				intval(api_user()));
-		}
-		// loop through all returned profiles and retrieve data and users
-		$k = 0;
 		foreach ($r as $rr) {
-			$profile = api_format_items_profiles($rr, $type);
-
-			// select all users from contact table, loop and prepare standard return for user data
-			$users = array();
-			$r = q("SELECT `id`, `nurl` FROM `contact` WHERE `uid`= %d AND `profile-id` = %d",
-				intval(api_user()),
-				intval($rr['profile_id']));
-
-			foreach ($r as $rr) {
-				$user = api_get_user($a, $rr['nurl']);
-				($type == "xml") ? $users[$k++ . ":user"] = $user : $users[] = $user;
-			}
-			$profile['users'] = $users;
-
-			// add prepared profile data to array for final return
-			if ($type == "xml") {
-				$profiles[$k++ . ":profile"] = $profile;
-			} else {
-				$profiles[] = $profile;
-			}
+			$user = api_get_user($a, $rr['nurl']);
+			($type == "xml") ? $users[$k++ . ":user"] = $user : $users[] = $user;
 		}
+		$profile['users'] = $users;
 
-		// return settings, authenticated user and profiles data
-		$self = q("SELECT `nurl` FROM `contact` WHERE `uid`= %d AND `self` LIMIT 1", intval(api_user()));
-
-		$result = array('multi_profiles' => $multi_profiles ? true : false,
-						'global_dir' => $directory,
-						'friendica_owner' => api_get_user($a, $self[0]['nurl']),
-						'profiles' => $profiles);
-		return api_format_data("friendica_profiles", $type, array('$result' => $result));
+		// add prepared profile data to array for final return
+		if ($type == "xml") {
+			$profiles[$k++ . ":profile"] = $profile;
+		} else {
+			$profiles[] = $profile;
+		}
 	}
-	api_register_func('api/friendica/profile/show', 'api_friendica_profile_show', true, API_METHOD_GET);
+
+	// return settings, authenticated user and profiles data
+	$self = q("SELECT `nurl` FROM `contact` WHERE `uid`= %d AND `self` LIMIT 1", intval(api_user()));
+
+	$result = array('multi_profiles' => $multi_profiles ? true : false,
+					'global_dir' => $directory,
+					'friendica_owner' => api_get_user($a, $self[0]['nurl']),
+					'profiles' => $profiles);
+	return api_format_data("friendica_profiles", $type, array('$result' => $result));
+}
+api_register_func('api/friendica/profile/show', 'api_friendica_profile_show', true, API_METHOD_GET);
 
 /*
 @TODO Maybe open to implement?
diff --git a/include/html2bbcode.php b/include/html2bbcode.php
index 257539b074..0e575f5061 100644
--- a/include/html2bbcode.php
+++ b/include/html2bbcode.php
@@ -8,7 +8,8 @@
  * 					https://github.com/annando/Syncom
  */
 
-require_once("include/xml.php");
+use Friendica\Util\Xml;
+
 
 function node2bbcode(&$doc, $oldnode, $attributes, $startbb, $endbb)
 {
@@ -86,7 +87,8 @@ function html2bbcode($message, $basepath = '')
 
 	// Removing code blocks before the whitespace removal processing below
 	$codeblocks = [];
-	$message = preg_replace_callback('#<pre><code(?: class="([^"]*)")?>(.*)</code></pre>#iUs',
+	$message = preg_replace_callback(
+		'#<pre><code(?: class="([^"]*)")?>(.*)</code></pre>#iUs',
 		function ($matches) use (&$codeblocks) {
 			$return = '[codeblock-' . count($codeblocks) . ']';
 
@@ -96,18 +98,21 @@ function html2bbcode($message, $basepath = '')
 			}
 			$codeblocks[] = $prefix . $matches[2] . '[/code]';
 			return $return;
-		}
-	, $message);
+		},
+		$message
+	);
 
-	$message = str_replace(array(
-					"<li><p>",
-					"</p></li>",
-				),
-				array(
-					"<li>",
-					"</li>",
-				),
-				$message);
+	$message = str_replace(
+		array(
+			"<li><p>",
+			"</p></li>",
+		),
+		array(
+			"<li>",
+			"</li>",
+		),
+		$message
+	);
 
 	// remove namespaces
 	$message = preg_replace('=<(\w+):(.+?)>=', '<removeme>', $message);
@@ -120,17 +125,18 @@ function html2bbcode($message, $basepath = '')
 
 	@$doc->loadHTML($message);
 
-	xml::deleteNode($doc, 'style');
-	xml::deleteNode($doc, 'head');
-	xml::deleteNode($doc, 'title');
-	xml::deleteNode($doc, 'meta');
-	xml::deleteNode($doc, 'xml');
-	xml::deleteNode($doc, 'removeme');
+	Xml::deleteNode($doc, 'style');
+	Xml::deleteNode($doc, 'head');
+	Xml::deleteNode($doc, 'title');
+	Xml::deleteNode($doc, 'meta');
+	Xml::deleteNode($doc, 'xml');
+	Xml::deleteNode($doc, 'removeme');
 
 	$xpath = new DomXPath($doc);
 	$list = $xpath->query("//pre");
-	foreach ($list as $node)
+	foreach ($list as $node) {
 		$node->nodeValue = str_replace("\n", "\r", $node->nodeValue);
+	}
 
 	$message = $doc->saveHTML();
 	$message = str_replace(array("\n<", ">\n", "\r", "\n", "\xC3\x82\xC2\xA0"), array("<", ">", "<br />", " ", ""), $message);
@@ -158,7 +164,7 @@ function html2bbcode($message, $basepath = '')
 	node2bbcode($doc, 'font', array('face'=>'/([\w ]+)/'), '[font=$1]', '[/font]');
 	node2bbcode($doc, 'font', array('size'=>'/(\d+)/'), '[size=$1]', '[/size]');
 	node2bbcode($doc, 'font', array('color'=>'/(.+)/'), '[color=$1]', '[/color]');
-*/
+	*/
 	// Untested
 	//node2bbcode($doc, 'span', array('style'=>'/.*font-size:\s*(.+?)[,;].*font-family:\s*(.+?)[,;].*color:\s*(.+?)[,;].*/'), '[size=$1][font=$2][color=$3]', '[/color][/font][/size]');
 	//node2bbcode($doc, 'span', array('style'=>'/.*font-size:\s*(\d+)[,;].*/'), '[size=$1]', '[/size]');
@@ -281,45 +287,52 @@ function html2bbcode($message, $basepath = '')
 
 	do {
 		$oldmessage = $message;
-		$message = str_replace(array(
-					"[/size]\n\n",
-					"\n[hr]",
-					"[hr]\n",
-					"\n[list",
-					"[/list]\n",
-					"\n[/",
-					"[list]\n",
-					"[list=1]\n",
-					"\n[*]"),
-				array(
-					"[/size]\n",
-					"[hr]",
-					"[hr]",
-					"[list",
-					"[/list]",
-					"[/",
-					"[list]",
-					"[list=1]",
-					"[*]"),
-				$message);
+		$message = str_replace(
+			array(
+				"[/size]\n\n",
+				"\n[hr]",
+				"[hr]\n",
+				"\n[list",
+				"[/list]\n",
+				"\n[/",
+				"[list]\n",
+				"[list=1]\n",
+				"\n[*]"),
+			array(
+				"[/size]\n",
+				"[hr]",
+				"[hr]",
+				"[list",
+				"[/list]",
+				"[/",
+				"[list]",
+				"[list=1]",
+				"[*]"),
+			$message
+		);
 	} while ($message != $oldmessage);
 
-	$message = str_replace(array('[b][b]', '[/b][/b]', '[i][i]', '[/i][/i]'),
-		array('[b]', '[/b]', '[i]', '[/i]'), $message);
+	$message = str_replace(
+		array('[b][b]', '[/b][/b]', '[i][i]', '[/i][/i]'),
+		array('[b]', '[/b]', '[i]', '[/i]'),
+		$message
+	);
 
 	// Handling Yahoo style of mails
 	$message = str_replace('[hr][b]From:[/b]', '[quote][b]From:[/b]', $message);
 
 	// Restore code blocks
-	$message = preg_replace_callback('#\[codeblock-([0-9]+)\]#iU',
+	$message = preg_replace_callback(
+		'#\[codeblock-([0-9]+)\]#iU',
 		function ($matches) use ($codeblocks) {
 			$return = '';
 			if (isset($codeblocks[intval($matches[1])])) {
 				$return = $codeblocks[$matches[1]];
 			}
 			return $return;
-		}
-	, $message);
+		},
+		$message
+	);
 
 	$message = trim($message);
 
@@ -333,12 +346,13 @@ function html2bbcode($message, $basepath = '')
 /**
  * @brief Sub function to complete incomplete URL
  *
- * @param array $matches Result of preg_replace_callback
+ * @param array  $matches  Result of preg_replace_callback
  * @param string $basepath Basepath that is used to complete the URL
  *
  * @return string The expanded URL
  */
-function addHostnameSub($matches, $basepath) {
+function addHostnameSub($matches, $basepath)
+{
 	$base = parse_url($basepath);
 	unset($base['query']);
 	unset($base['fragment']);
@@ -355,12 +369,13 @@ function addHostnameSub($matches, $basepath) {
 /**
  * @brief Complete incomplete URLs in BBCode
  *
- * @param string $body Body with URLs
+ * @param string $body     Body with URLs
  * @param string $basepath Basepath that is used to complete the URL
  *
  * @return string Body with expanded URLs
  */
-function addHostname($body, $basepath) {
+function addHostname($body, $basepath)
+{
 	$URLSearchString = "^\[\]";
 
 	$matches = array("/\[url\=([$URLSearchString]*)\].*?\[\/url\]/ism",
@@ -373,11 +388,14 @@ function addHostname($body, $basepath) {
 			"/\[audio\](.*?)\[\/audio\]/ism",
 			);
 
-	foreach ($matches AS $match) {
-		$body = preg_replace_callback($match,
-						function ($match) use ($basepath) {
-							return addHostnameSub($match, $basepath);
-						}, $body);
+	foreach ($matches as $match) {
+		$body = preg_replace_callback(
+			$match,
+			function ($match) use ($basepath) {
+				return addHostnameSub($match, $basepath);
+			},
+			$body
+		);
 	}
 	return $body;
 }
diff --git a/include/network.php b/include/network.php
index 90aea6e766..7e38811236 100644
--- a/include/network.php
+++ b/include/network.php
@@ -8,8 +8,7 @@ use Friendica\App;
 use Friendica\Core\System;
 use Friendica\Core\Config;
 use Friendica\Network\Probe;
-
-require_once("include/xml.php");
+use Friendica\Util\Xml;
 
 /**
  * @brief Curl wrapper
@@ -18,18 +17,18 @@ require_once("include/xml.php");
  * Set the cookiejar argument to a string (e.g. "/tmp/friendica-cookies.txt")
  * to preserve cookies from one request to the next.
  *
- * @param string $url URL to fetch
- * @param boolean $binary default false
- *    TRUE if asked to return binary results (file download)
- * @param integer $redirects The recursion counter for internal use - default 0
- * @param integer $timeout Timeout in seconds, default system config value or 60 seconds
- * @param string $accept_content supply Accept: header with 'accept_content' as the value
- * @param string $cookiejar Path to cookie jar file
+ * @param string  $url            URL to fetch
+ * @param boolean $binary         default false
+ *                                TRUE if asked to return binary results (file download)
+ * @param integer $redirects      The recursion counter for internal use - default 0
+ * @param integer $timeout        Timeout in seconds, default system config value or 60 seconds
+ * @param string  $accept_content supply Accept: header with 'accept_content' as the value
+ * @param string  $cookiejar      Path to cookie jar file
  *
  * @return string The fetched content
  */
-function fetch_url($url,$binary = false, &$redirects = 0, $timeout = 0, $accept_content=Null, $cookiejar = 0) {
-
+function fetch_url($url, $binary = false, &$redirects = 0, $timeout = 0, $accept_content = null, $cookiejar = 0)
+{
 	$ret = z_fetch_url(
 		$url,
 		$binary,
@@ -37,7 +36,8 @@ function fetch_url($url,$binary = false, &$redirects = 0, $timeout = 0, $accept_
 		array('timeout'=>$timeout,
 		'accept_content'=>$accept_content,
 		'cookiejar'=>$cookiejar
-		));
+		)
+	);
 
 	return($ret['body']);
 }
@@ -45,17 +45,17 @@ function fetch_url($url,$binary = false, &$redirects = 0, $timeout = 0, $accept_
 /**
  * @brief fetches an URL.
  *
- * @param string $url URL to fetch
- * @param boolean $binary default false
- *    TRUE if asked to return binary results (file download)
- * @param int $redirects The recursion counter for internal use - default 0
- * @param array $opts (optional parameters) assoziative array with:
- *    'accept_content' => supply Accept: header with 'accept_content' as the value
- *    'timeout' => int Timeout in seconds, default system config value or 60 seconds
- *    'http_auth' => username:password
- *    'novalidate' => do not validate SSL certs, default is to validate using our CA list
- *    'nobody' => only return the header
- *    'cookiejar' => path to cookie jar file
+ * @param string  $url       URL to fetch
+ * @param boolean $binary    default false
+ *                           TRUE if asked to return binary results (file download)
+ * @param int     $redirects The recursion counter for internal use - default 0
+ * @param array   $opts      (optional parameters) assoziative array with:
+ *                           'accept_content' => supply Accept: header with 'accept_content' as the value
+ *                           'timeout' => int Timeout in seconds, default system config value or 60 seconds
+ *                           'http_auth' => username:password
+ *                           'novalidate' => do not validate SSL certs, default is to validate using our CA list
+ *                           'nobody' => only return the header
+ *                           'cookiejar' => path to cookie jar file
  *
  * @return array an assoziative array with:
  *    int 'return_code' => HTTP return code or 0 if timeout or failure
@@ -64,7 +64,8 @@ function fetch_url($url,$binary = false, &$redirects = 0, $timeout = 0, $accept_
  *    string 'header' => HTTP headers
  *    string 'body' => fetched content
  */
-function z_fetch_url($url, $binary = false, &$redirects = 0, $opts = array()) {
+function z_fetch_url($url, $binary = false, &$redirects = 0, $opts = array())
+{
 	$ret = array('return_code' => 0, 'success' => false, 'header' => '', 'info' => '', 'body' => '');
 
 	$stamp1 = microtime(true);
@@ -89,14 +90,16 @@ function z_fetch_url($url, $binary = false, &$redirects = 0, $opts = array()) {
 		curl_setopt($ch, CURLOPT_COOKIEFILE, $opts["cookiejar"]);
 	}
 
-// These settings aren't needed. We're following the location already.
-//	@curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
-//	@curl_setopt($ch, CURLOPT_MAXREDIRS, 5);
+	// These settings aren't needed. We're following the location already.
+	//	@curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
+	//	@curl_setopt($ch, CURLOPT_MAXREDIRS, 5);
 
 	if (x($opts, 'accept_content')) {
-		curl_setopt($ch, CURLOPT_HTTPHEADER, array(
-			'Accept: ' . $opts['accept_content']
-		));
+		curl_setopt(
+			$ch,
+			CURLOPT_HTTPHEADER,
+			array('Accept: ' . $opts['accept_content'])
+		);
 	}
 
 	@curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
@@ -192,7 +195,7 @@ function z_fetch_url($url, $binary = false, &$redirects = 0, $opts = array()) {
 	// allow for HTTP/2.x without fixing code
 
 	while (preg_match('/^HTTP\/[1-2].+? [1-5][0-9][0-9]/', $base)) {
-		$chunk = substr($base, 0, strpos($base,"\r\n\r\n") + 4);
+		$chunk = substr($base, 0, strpos($base, "\r\n\r\n") + 4);
 		$header .= $chunk;
 		$base = substr($base, strlen($chunk));
 	}
@@ -216,7 +219,7 @@ function z_fetch_url($url, $binary = false, &$redirects = 0, $opts = array()) {
 		if (preg_match('/(Location:|URI:)(.*?)\n/i', $header, $matches)) {
 			$newurl = trim(array_pop($matches));
 		}
-		if (strpos($newurl,'/') === 0) {
+		if (strpos($newurl, '/') === 0) {
 			$newurl = $old_location_info["scheme"]."://".$old_location_info["host"].$newurl;
 		}
 
@@ -261,15 +264,16 @@ function z_fetch_url($url, $binary = false, &$redirects = 0, $opts = array()) {
 /**
  * @brief Send POST request to $url
  *
- * @param string $url URL to post
- * @param mixed $params array of POST variables
- * @param string $headers HTTP headers
+ * @param string  $url       URL to post
+ * @param mixed   $params    array of POST variables
+ * @param string  $headers   HTTP headers
  * @param integer $redirects Recursion counter for internal use - default = 0
- * @param integer $timeout The timeout in seconds, default system config value or 60 seconds
+ * @param integer $timeout   The timeout in seconds, default system config value or 60 seconds
  *
  * @return string The content
  */
-function post_url($url, $params, $headers = null, &$redirects = 0, $timeout = 0) {
+function post_url($url, $params, $headers = null, &$redirects = 0, $timeout = 0)
+{
 	$stamp1 = microtime(true);
 
 	if (blocked_url($url)) {
@@ -394,8 +398,8 @@ function post_url($url, $params, $headers = null, &$redirects = 0, $timeout = 0)
 // Outputs a basic dfrn XML status structure to STDOUT, with a <status> variable
 // of $st and an optional text <message> of $message and terminates the current process.
 
-function xml_status($st, $message = '') {
-
+function xml_status($st, $message = '')
+{
 	$result = array('status' => $st);
 
 	if ($message != '') {
@@ -410,7 +414,7 @@ function xml_status($st, $message = '') {
 
 	$xmldata = array("result" => $result);
 
-	echo xml::from_array($xmldata, $xml);
+	echo Xml::from_array($xmldata, $xml);
 
 	killme();
 }
@@ -427,17 +431,19 @@ function xml_status($st, $message = '') {
 /**
  * @brief Send HTTP status header and exit.
  *
- * @param integer $val HTTP status result value
- * @param array $description optional message
- *    'title' => header title
- *    'description' => optional message
+ * @param integer $val         HTTP status result value
+ * @param array   $description optional message
+ *                             'title' => header title
+ *                             'description' => optional message
  */
-function http_status_exit($val, $description = array()) {
+function http_status_exit($val, $description = array())
+{
 	$err = '';
 	if ($val >= 400) {
 		$err = 'Error';
-		if (!isset($description["title"]))
+		if (!isset($description["title"])) {
 			$description["title"] = $err." ".$val;
+		}
 	}
 	if ($val >= 200 && $val < 300)
 		$err = 'OK';
@@ -447,12 +453,15 @@ function http_status_exit($val, $description = array()) {
 
 	if (isset($description["title"])) {
 		$tpl = get_markup_template('http_status.tpl');
-		echo replace_macros($tpl, array('$title' => $description["title"],
-						'$description' => $description["description"]));
+		echo replace_macros(
+			$tpl,
+			array(
+				'$title' => $description["title"],
+				'$description' => $description["description"])
+		);
 	}
 
 	killme();
-
 }
 
 /**
@@ -464,15 +473,17 @@ function http_status_exit($val, $description = array()) {
  * @param string $url The URL to be validated
  * @return boolean True if it's a valid URL, fals if something wrong with it
  */
-function validate_url(&$url) {
-	if (Config::get('system','disable_url_validation'))
+function validate_url(&$url)
+{
+	if (Config::get('system', 'disable_url_validation')) {
 		return true;
+	}
 
 	// no naked subdomains (allow localhost for tests)
-	if (strpos($url,'.') === false && strpos($url,'/localhost/') === false)
+	if (strpos($url, '.') === false && strpos($url, '/localhost/') === false)
 		return false;
 
-	if (substr($url,0,4) != 'http')
+	if (substr($url, 0, 4) != 'http')
 		$url = 'http://' . $url;
 
 	/// @TODO Really supress function outcomes? Why not find them + debug them?
@@ -491,14 +502,17 @@ function validate_url(&$url) {
  * @param string $addr The email address
  * @return boolean True if it's a valid email address, false if it's not
  */
-function validate_email($addr) {
-
-	if (Config::get('system','disable_email_validation'))
+function validate_email($addr)
+{
+	if (Config::get('system', 'disable_email_validation')) {
 		return true;
+	}
 
-	if (! strpos($addr,'@'))
+	if (! strpos($addr, '@')) {
 		return false;
-	$h = substr($addr,strpos($addr,'@') + 1);
+	}
+
+	$h = substr($addr, strpos($addr, '@') + 1);
 
 	if (($h) && (dns_get_record($h, DNS_A + DNS_CNAME + DNS_PTR + DNS_MX) || filter_var($h, FILTER_VALIDATE_IP) )) {
 		return true;
@@ -515,8 +529,8 @@ function validate_email($addr) {
  * @param string $url URL which get tested
  * @return boolean True if url is allowed otherwise return false
  */
-function allowed_url($url) {
-
+function allowed_url($url)
+{
 	$h = @parse_url($url);
 
 	if (! $h) {
@@ -556,10 +570,11 @@ function allowed_url($url) {
  * Checks if the provided url domain is on the domain blocklist.
  * Returns true if it is or malformed URL, false if not.
  *
- * @param string $url The url to check the domain from
+ * @param  string $url The url to check the domain from
  * @return boolean
  */
-function blocked_url($url) {
+function blocked_url($url)
+{
 	$h = @parse_url($url);
 
 	if (! $h) {
@@ -587,18 +602,18 @@ function blocked_url($url) {
  *
  * Compare against our list (wildcards allowed).
  *
- * @param type $email
+ * @param  string $email email address
  * @return boolean False if not allowed, true if allowed
  *    or if allowed list is not configured
  */
-function allowed_email($email) {
-
-	$domain = strtolower(substr($email,strpos($email,'@') + 1));
+function allowed_email($email)
+{
+	$domain = strtolower(substr($email, strpos($email, '@') + 1));
 	if (! $domain) {
 		return false;
 	}
 
-	$str_allowed = Config::get('system','allowed_email');
+	$str_allowed = Config::get('system', 'allowed_email');
 	if (! $str_allowed) {
 		return true;
 	}
@@ -606,12 +621,12 @@ function allowed_email($email) {
 	$found = false;
 
 	$fnmatch = function_exists('fnmatch');
-	$allowed = explode(',',$str_allowed);
+	$allowed = explode(',', $str_allowed);
 
 	if (count($allowed)) {
 		foreach ($allowed as $a) {
 			$pat = strtolower(trim($a));
-			if (($fnmatch && fnmatch($pat,$domain)) || ($pat == $domain)) {
+			if (($fnmatch && fnmatch($pat, $domain)) || ($pat == $domain)) {
 				$found = true;
 				break;
 			}
@@ -620,8 +635,8 @@ function allowed_email($email) {
 	return $found;
 }
 
-function avatar_img($email) {
-
+function avatar_img($email)
+{
 	$avatar['size'] = 175;
 	$avatar['email'] = $email;
 	$avatar['url'] = '';
@@ -638,7 +653,8 @@ function avatar_img($email) {
 }
 
 
-function parse_xml_string($s, $strict = true) {
+function parse_xml_string($s, $strict = true)
+{
 	// the "strict" parameter is deactivated
 
 	/// @todo Move this function to the xml class
@@ -655,10 +671,10 @@ function parse_xml_string($s, $strict = true) {
 	return $x;
 }
 
-function scale_external_images($srctext, $include_link = true, $scale_replace = false) {
-
+function scale_external_images($srctext, $include_link = true, $scale_replace = false)
+{
 	// Suppress "view full size"
-	if (intval(Config::get('system','no_view_full_size'))) {
+	if (intval(Config::get('system', 'no_view_full_size'))) {
 		$include_link = false;
 	}
 
@@ -668,14 +684,14 @@ function scale_external_images($srctext, $include_link = true, $scale_replace =
 	$s = htmlspecialchars_decode($srctext);
 
 	$matches = null;
-	$c = preg_match_all('/\[img.*?\](.*?)\[\/img\]/ism',$s,$matches,PREG_SET_ORDER);
+	$c = preg_match_all('/\[img.*?\](.*?)\[\/img\]/ism', $s, $matches, PREG_SET_ORDER);
 	if ($c) {
-		require_once('include/Photo.php');
+		require_once 'include/Photo.php';
 		foreach ($matches as $mtch) {
 			logger('scale_external_image: ' . $mtch[1]);
 
-			$hostname = str_replace('www.','',substr(System::baseUrl(),strpos(System::baseUrl(),'://')+3));
-			if (stristr($mtch[1],$hostname)) {
+			$hostname = str_replace('www.', '', substr(System::baseUrl(), strpos(System::baseUrl(), '://') + 3));
+			if (stristr($mtch[1], $hostname)) {
 				continue;
 			}
 
@@ -695,7 +711,7 @@ function scale_external_images($srctext, $include_link = true, $scale_replace =
 			}
 
 			// guess mimetype from headers or filename
-			$type = guess_image_type($mtch[1],true);
+			$type = guess_image_type($mtch[1], true);
 
 			if ($i) {
 				$ph = new Photo($i, $type);
@@ -704,15 +720,18 @@ function scale_external_images($srctext, $include_link = true, $scale_replace =
 					$orig_height = $ph->getHeight();
 
 					if ($orig_width > 640 || $orig_height > 640) {
-
 						$ph->scaleImage(640);
 						$new_width = $ph->getWidth();
 						$new_height = $ph->getHeight();
 						logger('scale_external_images: ' . $orig_width . '->' . $new_width . 'w ' . $orig_height . '->' . $new_height . 'h' . ' match: ' . $mtch[0], LOGGER_DEBUG);
-						$s = str_replace($mtch[0],'[img=' . $new_width . 'x' . $new_height. ']' . $scaled . '[/img]'
+						$s = str_replace(
+							$mtch[0],
+							'[img=' . $new_width . 'x' . $new_height. ']' . $scaled . '[/img]'
 							. "\n" . (($include_link)
 								? '[url=' . $mtch[1] . ']' . t('view full size') . '[/url]' . "\n"
-								: ''),$s);
+								: ''),
+							$s
+						);
 						logger('scale_external_images: new string: ' . $s, LOGGER_DEBUG);
 					}
 				}
@@ -721,32 +740,32 @@ function scale_external_images($srctext, $include_link = true, $scale_replace =
 	}
 
 	// replace the special char encoding
-	$s = htmlspecialchars($s,ENT_NOQUOTES,'UTF-8');
+	$s = htmlspecialchars($s, ENT_NOQUOTES, 'UTF-8');
 	return $s;
 }
 
 
-function fix_contact_ssl_policy(&$contact,$new_policy) {
-
+function fix_contact_ssl_policy(&$contact, $new_policy)
+{
 	$ssl_changed = false;
-	if ((intval($new_policy) == SSL_POLICY_SELFSIGN || $new_policy === 'self') && strstr($contact['url'],'https:')) {
+	if ((intval($new_policy) == SSL_POLICY_SELFSIGN || $new_policy === 'self') && strstr($contact['url'], 'https:')) {
 		$ssl_changed = true;
-		$contact['url']     = 	str_replace('https:','http:',$contact['url']);
-		$contact['request'] = 	str_replace('https:','http:',$contact['request']);
-		$contact['notify']  = 	str_replace('https:','http:',$contact['notify']);
-		$contact['poll']    = 	str_replace('https:','http:',$contact['poll']);
-		$contact['confirm'] = 	str_replace('https:','http:',$contact['confirm']);
-		$contact['poco']    = 	str_replace('https:','http:',$contact['poco']);
+		$contact['url']     = 	str_replace('https:', 'http:', $contact['url']);
+		$contact['request'] = 	str_replace('https:', 'http:', $contact['request']);
+		$contact['notify']  = 	str_replace('https:', 'http:', $contact['notify']);
+		$contact['poll']    = 	str_replace('https:', 'http:', $contact['poll']);
+		$contact['confirm'] = 	str_replace('https:', 'http:', $contact['confirm']);
+		$contact['poco']    = 	str_replace('https:', 'http:', $contact['poco']);
 	}
 
-	if ((intval($new_policy) == SSL_POLICY_FULL || $new_policy === 'full') && strstr($contact['url'],'http:')) {
+	if ((intval($new_policy) == SSL_POLICY_FULL || $new_policy === 'full') && strstr($contact['url'], 'http:')) {
 		$ssl_changed = true;
-		$contact['url']     = 	str_replace('http:','https:',$contact['url']);
-		$contact['request'] = 	str_replace('http:','https:',$contact['request']);
-		$contact['notify']  = 	str_replace('http:','https:',$contact['notify']);
-		$contact['poll']    = 	str_replace('http:','https:',$contact['poll']);
-		$contact['confirm'] = 	str_replace('http:','https:',$contact['confirm']);
-		$contact['poco']    = 	str_replace('http:','https:',$contact['poco']);
+		$contact['url']     = 	str_replace('http:', 'https:', $contact['url']);
+		$contact['request'] = 	str_replace('http:', 'https:', $contact['request']);
+		$contact['notify']  = 	str_replace('http:', 'https:', $contact['notify']);
+		$contact['poll']    = 	str_replace('http:', 'https:', $contact['poll']);
+		$contact['confirm'] = 	str_replace('http:', 'https:', $contact['confirm']);
+		$contact['poco']    = 	str_replace('http:', 'https:', $contact['poco']);
 	}
 
 	if ($ssl_changed) {
@@ -771,13 +790,17 @@ function strip_tracking_query_params($url)
 		parse_str($query, $querydata);
 
 		if (is_array($querydata)) {
-			foreach ($querydata AS $param => $value) {
-				if (in_array($param, array("utm_source", "utm_medium", "utm_term", "utm_content", "utm_campaign",
-							"wt_mc", "pk_campaign", "pk_kwd", "mc_cid", "mc_eid",
-							"fb_action_ids", "fb_action_types", "fb_ref",
-							"awesm", "wtrid",
-							"woo_campaign", "woo_source", "woo_medium", "woo_content", "woo_term"))) {
-
+			foreach ($querydata as $param => $value) {
+				if (in_array(
+					$param,
+					array(
+						"utm_source", "utm_medium", "utm_term", "utm_content", "utm_campaign",
+						"wt_mc", "pk_campaign", "pk_kwd", "mc_cid", "mc_eid",
+						"fb_action_ids", "fb_action_types", "fb_ref",
+						"awesm", "wtrid",
+						"woo_campaign", "woo_source", "woo_medium", "woo_content", "woo_term")
+					)
+				) {
 					$pair = $param . "=" . urlencode($value);
 					$url = str_replace($pair, "", $url);
 
@@ -812,18 +835,20 @@ function strip_tracking_query_params($url)
  *
  * @see ParseUrl::getSiteinfo
  *
- * @param string $url A user-submitted URL
- * @param int $depth The current redirection recursion level (internal)
- * @param bool $fetchbody Wether to fetch the body or not after the HEAD requests
+ * @param string $url       A user-submitted URL
+ * @param int    $depth     The current redirection recursion level (internal)
+ * @param bool   $fetchbody Wether to fetch the body or not after the HEAD requests
  * @return string A canonical URL
  */
-function original_url($url, $depth = 1, $fetchbody = false) {
+function original_url($url, $depth = 1, $fetchbody = false)
+{
 	$a = get_app();
 
 	$url = strip_tracking_query_params($url);
 
-	if ($depth > 10)
+	if ($depth > 10) {
 		return($url);
+	}
 
 	$url = trim($url, "'");
 
@@ -849,24 +874,29 @@ function original_url($url, $depth = 1, $fetchbody = false) {
 		return($url);
 
 	if ((($curl_info['http_code'] == "301") || ($curl_info['http_code'] == "302"))
-		&& (($curl_info['redirect_url'] != "") || ($curl_info['location'] != ""))) {
-		if ($curl_info['redirect_url'] != "")
+		&& (($curl_info['redirect_url'] != "") || ($curl_info['location'] != ""))
+	) {
+		if ($curl_info['redirect_url'] != "") {
 			return(original_url($curl_info['redirect_url'], ++$depth, $fetchbody));
-		else
+		} else {
 			return(original_url($curl_info['location'], ++$depth, $fetchbody));
+		}
 	}
 
 	// Check for redirects in the meta elements of the body if there are no redirects in the header.
-	if (!$fetchbody)
+	if (!$fetchbody) {
 		return(original_url($url, ++$depth, true));
+	}
 
 	// if the file is too large then exit
-	if ($curl_info["download_content_length"] > 1000000)
+	if ($curl_info["download_content_length"] > 1000000) {
 		return($url);
+	}
 
 	// if it isn't a HTML file then exit
-	if (($curl_info["content_type"] != "") && !strstr(strtolower($curl_info["content_type"]),"html"))
+	if (($curl_info["content_type"] != "") && !strstr(strtolower($curl_info["content_type"]), "html")) {
 		return($url);
+	}
 
 	$stamp1 = microtime(true);
 
@@ -883,8 +913,9 @@ function original_url($url, $depth = 1, $fetchbody = false) {
 
 	$a->save_timestamp($stamp1, "network");
 
-	if (trim($body) == "")
+	if (trim($body) == "") {
 		return($url);
+	}
 
 	// Check for redirect in meta elements
 	$doc = new DOMDocument();
@@ -895,29 +926,34 @@ function original_url($url, $depth = 1, $fetchbody = false) {
 	$list = $xpath->query("//meta[@content]");
 	foreach ($list as $node) {
 		$attr = array();
-		if ($node->attributes->length)
-			foreach ($node->attributes as $attribute)
+		if ($node->attributes->length) {
+			foreach ($node->attributes as $attribute) {
 				$attr[$attribute->name] = $attribute->value;
+			}
+		}
 
 		if (@$attr["http-equiv"] == 'refresh') {
 			$path = $attr["content"];
 			$pathinfo = explode(";", $path);
 			$content = "";
-			foreach ($pathinfo AS $value)
-				if (substr(strtolower($value), 0, 4) == "url=")
+			foreach ($pathinfo as $value) {
+				if (substr(strtolower($value), 0, 4) == "url=") {
 					return(original_url(substr($value, 4), ++$depth));
+				}
+			}
 		}
 	}
 
 	return($url);
 }
 
-function short_link($url) {
-	require_once('library/slinky.php');
+function short_link($url)
+{
+	require_once 'library/slinky.php';
 	$slinky = new Slinky($url);
-	$yourls_url = Config::get('yourls','url1');
+	$yourls_url = Config::get('yourls', 'url1');
 	if ($yourls_url) {
-		$yourls_username = Config::get('yourls','username1');
+		$yourls_username = Config::get('yourls', 'username1');
 		$yourls_password = Config::get('yourls', 'password1');
 		$yourls_ssl = Config::get('yourls', 'ssl1');
 		$yourls = new Slinky_YourLS();
@@ -944,7 +980,8 @@ function short_link($url) {
  *
  * @param array $x The input content
  */
-function json_return_and_die($x) {
+function json_return_and_die($x)
+{
 	header("content-type: application/json");
 	echo json_encode($x);
 	killme();
@@ -957,10 +994,11 @@ function json_return_and_die($x) {
  * @param string $url2
  * @return string The matching part
  */
-function matching_url($url1, $url2) {
-
-	if (($url1 == "") || ($url2 == ""))
+function matching_url($url1, $url2)
+{
+	if (($url1 == "") || ($url2 == "")) {
 		return "";
+	}
 
 	$url1 = normalise_link($url1);
 	$url2 = normalise_link($url2);
@@ -968,22 +1006,27 @@ function matching_url($url1, $url2) {
 	$parts1 = parse_url($url1);
 	$parts2 = parse_url($url2);
 
-	if (!isset($parts1["host"]) || !isset($parts2["host"]))
+	if (!isset($parts1["host"]) || !isset($parts2["host"])) {
 		return "";
+	}
 
-	if ($parts1["scheme"] != $parts2["scheme"])
+	if ($parts1["scheme"] != $parts2["scheme"]) {
 		return "";
+	}
 
-	if ($parts1["host"] != $parts2["host"])
+	if ($parts1["host"] != $parts2["host"]) {
 		return "";
+	}
 
-	if ($parts1["port"] != $parts2["port"])
+	if ($parts1["port"] != $parts2["port"]) {
 		return "";
+	}
 
 	$match = $parts1["scheme"]."://".$parts1["host"];
 
-	if ($parts1["port"])
+	if ($parts1["port"]) {
 		$match .= ":".$parts1["port"];
+	}
 
 	$pathparts1 = explode("/", $parts1["path"]);
 	$pathparts2 = explode("/", $parts2["path"]);
@@ -994,9 +1037,9 @@ function matching_url($url1, $url2) {
 		$path1 = $pathparts1[$i];
 		$path2 = $pathparts2[$i];
 
-		if ($path1 == $path2)
+		if ($path1 == $path2) {
 			$path .= $path1."/";
-
+		}
 	} while (($path1 == $path2) && ($i++ <= count($pathparts1)));
 
 	$match .= $path;
@@ -1011,7 +1054,8 @@ function matching_url($url1, $url2) {
  *
  * @return string The glued URL
  */
-function unParseUrl($parsed) {
+function unParseUrl($parsed)
+{
 	$get = function ($key) use ($parsed) {
 		return isset($parsed[$key]) ? $parsed[$key] : null;
 	};
@@ -1023,10 +1067,9 @@ function unParseUrl($parsed) {
 	$scheme    = $get('scheme');
 	$query     = $get('query');
 	$fragment  = $get('fragment');
-	$authority =
-		($userinfo !== null ? $userinfo."@" : '') .
-		$get('host') .
-		($port ? ":$port" : '');
+	$authority = ($userinfo !== null ? $userinfo."@" : '') .
+					$get('host') .
+					($port ? ":$port" : '');
 
 	return	(strlen($scheme) ? $scheme.":" : '') .
 		(strlen($authority) ? "//".$authority : '') .
diff --git a/include/ostatus.php b/include/ostatus.php
index 0e8037dae7..1ebd00a19f 100644
--- a/include/ostatus.php
+++ b/include/ostatus.php
@@ -10,6 +10,7 @@ use Friendica\Core\Config;
 use Friendica\Database\DBM;
 use Friendica\Network\Probe;
 use Friendica\Util\Lock;
+use Friendica\Util\Xml;
 
 require_once 'include/Contact.php';
 require_once 'include/threads.php';
@@ -23,7 +24,6 @@ require_once 'include/Photo.php';
 require_once 'include/follow.php';
 require_once 'include/api.php';
 require_once 'mod/proxy.php';
-require_once 'include/xml.php';
 
 /**
  * @brief This class contain functions for the OStatus protocol
@@ -169,24 +169,29 @@ class ostatus
 			$contact['nurl'] = normalise_link($contact['url']);
 
 			$value = $xpath->evaluate('atom:author/atom:uri/text()', $context)->item(0)->nodeValue;
-			if ($value != "")
+			if ($value != "") {
 				$contact["alias"] = $value;
+			}
 
 			$value = $xpath->evaluate('atom:author/poco:displayName/text()', $context)->item(0)->nodeValue;
-			if ($value != "")
+			if ($value != "") {
 				$contact["name"] = $value;
+			}
 
 			$value = $xpath->evaluate('atom:author/poco:preferredUsername/text()', $context)->item(0)->nodeValue;
-			if ($value != "")
+			if ($value != "") {
 				$contact["nick"] = $value;
+			}
 
 			$value = $xpath->evaluate('atom:author/poco:note/text()', $context)->item(0)->nodeValue;
-			if ($value != "")
+			if ($value != "") {
 				$contact["about"] = html2bbcode($value);
+			}
 
 			$value = $xpath->evaluate('atom:author/poco:address/poco:formatted/text()', $context)->item(0)->nodeValue;
-			if ($value != "")
+			if ($value != "") {
 				$contact["location"] = $value;
+			}
 
 			$contact['name-date'] = datetime_convert();
 
@@ -238,8 +243,9 @@ class ostatus
 	 */
 	public static function salmon_author($xml, $importer)
 	{
-		if ($xml == "")
+		if ($xml == "") {
 			return;
+		}
 
 		$doc = new DOMDocument();
 		@$doc->loadXML($xml);
@@ -1113,14 +1119,16 @@ class ostatus
 	{
 		$elements = explode(":", $href);
 
-		if ((count($elements) <= 2) || ($elements[0] != "tag"))
+		if ((count($elements) <= 2) || ($elements[0] != "tag")) {
 			return $href;
+		}
 
 		$server = explode(",", $elements[1]);
 		$conversation = explode("=", $elements[2]);
 
-		if ((count($elements) == 4) && ($elements[2] == "post"))
+		if ((count($elements) == 4) && ($elements[2] == "post")) {
 			return "http://".$server[0]."/notice/".$elements[3];
+		}
 
 		if ((count($conversation) != 2) || ($conversation[1] =="")) {
 			return $href;
@@ -1146,26 +1154,31 @@ class ostatus
 
 		// Skip if it isn't a pure repeated messages
 		// Does it start with a share?
-		if (strpos($body, "[share") > 0)
+		if (strpos($body, "[share") > 0) {
 			return "";
+		}
 
 		// Does it end with a share?
-		if (strlen($body) > (strrpos($body, "[/share]") + 8))
+		if (strlen($body) > (strrpos($body, "[/share]") + 8)) {
 			return "";
+		}
 
 		$attributes = preg_replace("/\[share(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism", "$1", $body);
 		// Skip if there is no shared message in there
-		if ($body == $attributes)
+		if ($body == $attributes) {
 			return false;
+		}
 
 		$guid = "";
 		preg_match("/guid='(.*?)'/ism", $attributes, $matches);
-		if ($matches[1] != "")
+		if ($matches[1] != "") {
 			$guid = $matches[1];
+		}
 
 		preg_match('/guid="(.*?)"/ism', $attributes, $matches);
-		if ($matches[1] != "")
+		if ($matches[1] != "") {
 			$guid = $matches[1];
+		}
 
 		return $guid;
 	}
@@ -1232,39 +1245,39 @@ class ostatus
 		$root->setAttribute("xmlns:mastodon", NAMESPACE_MASTODON);
 
 		$attributes = array("uri" => "https://friendi.ca", "version" => FRIENDICA_VERSION."-".DB_UPDATE_VERSION);
-		xml::add_element($doc, $root, "generator", FRIENDICA_PLATFORM, $attributes);
-		xml::add_element($doc, $root, "id", System::baseUrl()."/profile/".$owner["nick"]);
-		xml::add_element($doc, $root, "title", sprintf("%s timeline", $owner["name"]));
-		xml::add_element($doc, $root, "subtitle", sprintf("Updates from %s on %s", $owner["name"], $a->config["sitename"]));
-		xml::add_element($doc, $root, "logo", $owner["photo"]);
-		xml::add_element($doc, $root, "updated", datetime_convert("UTC", "UTC", "now", ATOM_TIME));
+		Xml::add_element($doc, $root, "generator", FRIENDICA_PLATFORM, $attributes);
+		Xml::add_element($doc, $root, "id", System::baseUrl()."/profile/".$owner["nick"]);
+		Xml::add_element($doc, $root, "title", sprintf("%s timeline", $owner["name"]));
+		Xml::add_element($doc, $root, "subtitle", sprintf("Updates from %s on %s", $owner["name"], $a->config["sitename"]));
+		Xml::add_element($doc, $root, "logo", $owner["photo"]);
+		Xml::add_element($doc, $root, "updated", datetime_convert("UTC", "UTC", "now", ATOM_TIME));
 
 		$author = self::add_author($doc, $owner);
 		$root->appendChild($author);
 
 		$attributes = array("href" => $owner["url"], "rel" => "alternate", "type" => "text/html");
-		xml::add_element($doc, $root, "link", "", $attributes);
+		Xml::add_element($doc, $root, "link", "", $attributes);
 
 		/// @TODO We have to find out what this is
 		/// $attributes = array("href" => System::baseUrl()."/sup",
 		///		"rel" => "http://api.friendfeed.com/2008/03#sup",
 		///		"type" => "application/json");
-		/// xml::add_element($doc, $root, "link", "", $attributes);
+		/// Xml::add_element($doc, $root, "link", "", $attributes);
 
 		self::hublinks($doc, $root, $owner["nick"]);
 
 		$attributes = array("href" => System::baseUrl()."/salmon/".$owner["nick"], "rel" => "salmon");
-		xml::add_element($doc, $root, "link", "", $attributes);
+		Xml::add_element($doc, $root, "link", "", $attributes);
 
 		$attributes = array("href" => System::baseUrl()."/salmon/".$owner["nick"], "rel" => "http://salmon-protocol.org/ns/salmon-replies");
-		xml::add_element($doc, $root, "link", "", $attributes);
+		Xml::add_element($doc, $root, "link", "", $attributes);
 
 		$attributes = array("href" => System::baseUrl()."/salmon/".$owner["nick"], "rel" => "http://salmon-protocol.org/ns/salmon-mention");
-		xml::add_element($doc, $root, "link", "", $attributes);
+		Xml::add_element($doc, $root, "link", "", $attributes);
 
 		$attributes = array("href" => System::baseUrl()."/api/statuses/user_timeline/".$owner["nick"].".atom",
 				"rel" => "self", "type" => "application/atom+xml");
-		xml::add_element($doc, $root, "link", "", $attributes);
+		Xml::add_element($doc, $root, "link", "", $attributes);
 
 		return $root;
 	}
@@ -1279,7 +1292,7 @@ class ostatus
 	public static function hublinks($doc, $root, $nick)
 	{
 		$h = System::baseUrl() . '/pubsubhubbub/'.$nick;
-		xml::add_element($doc, $root, "link", "", array("href" => $h, "rel" => "hub"));
+		Xml::add_element($doc, $root, "link", "", array("href" => $h, "rel" => "hub"));
 	}
 
 	/**
@@ -1301,7 +1314,7 @@ class ostatus
 						"href" => $siteinfo["image"],
 						"type" => $imgdata["mime"],
 						"length" => intval($imgdata["size"]));
-				xml::add_element($doc, $root, "link", "", $attributes);
+				Xml::add_element($doc, $root, "link", "", $attributes);
 				break;
 			case 'video':
 				$attributes = array("rel" => "enclosure",
@@ -1309,7 +1322,7 @@ class ostatus
 						"type" => "text/html; charset=UTF-8",
 						"length" => "",
 						"title" => $siteinfo["title"]);
-				xml::add_element($doc, $root, "link", "", $attributes);
+				Xml::add_element($doc, $root, "link", "", $attributes);
 				break;
 			default:
 				break;
@@ -1322,7 +1335,7 @@ class ostatus
 					"type" => $imgdata["mime"],
 					"length" => intval($imgdata["size"]));
 
-			xml::add_element($doc, $root, "link", "", $attributes);
+			Xml::add_element($doc, $root, "link", "", $attributes);
 		}
 
 		$arr = explode('[/attach],', $item['attach']);
@@ -1341,7 +1354,7 @@ class ostatus
 					if (trim($matches[4]) != "") {
 						$attributes["title"] = trim($matches[4]);
 					}
-					xml::add_element($doc, $root, "link", "", $attributes);
+					Xml::add_element($doc, $root, "link", "", $attributes);
 				}
 			}
 		}
@@ -1362,15 +1375,15 @@ class ostatus
 			$profile = $r[0];
 		}
 		$author = $doc->createElement("author");
-		xml::add_element($doc, $author, "id", $owner["url"]);
-		xml::add_element($doc, $author, "activity:object-type", ACTIVITY_OBJ_PERSON);
-		xml::add_element($doc, $author, "uri", $owner["url"]);
-		xml::add_element($doc, $author, "name", $owner["nick"]);
-		xml::add_element($doc, $author, "email", $owner["addr"]);
-		xml::add_element($doc, $author, "summary", bbcode($owner["about"], false, false, 7));
+		Xml::add_element($doc, $author, "id", $owner["url"]);
+		Xml::add_element($doc, $author, "activity:object-type", ACTIVITY_OBJ_PERSON);
+		Xml::add_element($doc, $author, "uri", $owner["url"]);
+		Xml::add_element($doc, $author, "name", $owner["nick"]);
+		Xml::add_element($doc, $author, "email", $owner["addr"]);
+		Xml::add_element($doc, $author, "summary", bbcode($owner["about"], false, false, 7));
 
 		$attributes = array("rel" => "alternate", "type" => "text/html", "href" => $owner["url"]);
-		xml::add_element($doc, $author, "link", "", $attributes);
+		Xml::add_element($doc, $author, "link", "", $attributes);
 
 		$attributes = array(
 				"rel" => "avatar",
@@ -1378,7 +1391,7 @@ class ostatus
 				"media:width" => 175,
 				"media:height" => 175,
 				"href" => $owner["photo"]);
-		xml::add_element($doc, $author, "link", "", $attributes);
+		Xml::add_element($doc, $author, "link", "", $attributes);
 
 		if (isset($owner["thumb"])) {
 			$attributes = array(
@@ -1387,34 +1400,34 @@ class ostatus
 					"media:width" => 80,
 					"media:height" => 80,
 					"href" => $owner["thumb"]);
-			xml::add_element($doc, $author, "link", "", $attributes);
+			Xml::add_element($doc, $author, "link", "", $attributes);
 		}
 
-		xml::add_element($doc, $author, "poco:preferredUsername", $owner["nick"]);
-		xml::add_element($doc, $author, "poco:displayName", $owner["name"]);
-		xml::add_element($doc, $author, "poco:note", bbcode($owner["about"], false, false, 7));
+		Xml::add_element($doc, $author, "poco:preferredUsername", $owner["nick"]);
+		Xml::add_element($doc, $author, "poco:displayName", $owner["name"]);
+		Xml::add_element($doc, $author, "poco:note", bbcode($owner["about"], false, false, 7));
 
 		if (trim($owner["location"]) != "") {
 			$element = $doc->createElement("poco:address");
-			xml::add_element($doc, $element, "poco:formatted", $owner["location"]);
+			Xml::add_element($doc, $element, "poco:formatted", $owner["location"]);
 			$author->appendChild($element);
 		}
 
 		if (trim($profile["homepage"]) != "") {
 			$urls = $doc->createElement("poco:urls");
-			xml::add_element($doc, $urls, "poco:type", "homepage");
-			xml::add_element($doc, $urls, "poco:value", $profile["homepage"]);
-			xml::add_element($doc, $urls, "poco:primary", "true");
+			Xml::add_element($doc, $urls, "poco:type", "homepage");
+			Xml::add_element($doc, $urls, "poco:value", $profile["homepage"]);
+			Xml::add_element($doc, $urls, "poco:primary", "true");
 			$author->appendChild($urls);
 		}
 
 		if (count($profile)) {
-			xml::add_element($doc, $author, "followers", "", array("url" => System::baseUrl()."/viewcontacts/".$owner["nick"]));
-			xml::add_element($doc, $author, "statusnet:profile_info", "", array("local_id" => $owner["uid"]));
+			Xml::add_element($doc, $author, "followers", "", array("url" => System::baseUrl()."/viewcontacts/".$owner["nick"]));
+			Xml::add_element($doc, $author, "statusnet:profile_info", "", array("local_id" => $owner["uid"]));
 		}
 
 		if ($profile["publish"]) {
-			xml::add_element($doc, $author, "mastodon:scope", "public");
+			Xml::add_element($doc, $author, "mastodon:scope", "public");
 		}
 		return $author;
 	}
@@ -1434,8 +1447,10 @@ class ostatus
 	 */
 	private static function construct_verb($item)
 	{
-		if ($item['verb'])
+		if ($item['verb']) {
 			return $item['verb'];
+		}
+
 		return ACTIVITY_POST;
 	}
 
@@ -1466,11 +1481,13 @@ class ostatus
 	private static function entry($doc, $item, $owner, $toplevel = false)
 	{
 		$repeated_guid = self::get_reshared_guid($item);
-		if ($repeated_guid != "")
+		if ($repeated_guid != "") {
 			$xml = self::reshare_entry($doc, $item, $owner, $repeated_guid, $toplevel);
+		}
 
-		if ($xml)
+		if ($xml) {
 			return $xml;
+		}
 
 		if ($item["verb"] == ACTIVITY_LIKE) {
 			return self::like_entry($doc, $item, $owner, $toplevel);
@@ -1492,12 +1509,12 @@ class ostatus
 	private static function source_entry($doc, $contact)
 	{
 		$source = $doc->createElement("source");
-		xml::add_element($doc, $source, "id", $contact["poll"]);
-		xml::add_element($doc, $source, "title", $contact["name"]);
-		xml::add_element($doc, $source, "link", "", array("rel" => "alternate", "type" => "text/html", "href" => $contact["alias"]));
-		xml::add_element($doc, $source, "link", "", array("rel" => "self", "type" => "application/atom+xml", "href" => $contact["poll"]));
-		xml::add_element($doc, $source, "icon", $contact["photo"]);
-		xml::add_element($doc, $source, "updated", datetime_convert("UTC", "UTC", $contact["success_update"]."+00:00", ATOM_TIME));
+		Xml::add_element($doc, $source, "id", $contact["poll"]);
+		Xml::add_element($doc, $source, "title", $contact["name"]);
+		Xml::add_element($doc, $source, "link", "", array("rel" => "alternate", "type" => "text/html", "href" => $contact["alias"]));
+		Xml::add_element($doc, $source, "link", "", array("rel" => "self", "type" => "application/atom+xml", "href" => $contact["poll"]));
+		Xml::add_element($doc, $source, "icon", $contact["photo"]);
+		Xml::add_element($doc, $source, "updated", datetime_convert("UTC", "UTC", $contact["success_update"]."+00:00", ATOM_TIME));
 
 		return $source;
 	}
@@ -1510,8 +1527,8 @@ class ostatus
 	 *
 	 * @return array Contact array
 	 */
-	private static function contact_entry($url, $owner) {
-
+	private static function contact_entry($url, $owner)
+	{
 		$r = q(
 			"SELECT * FROM `contact` WHERE `nurl` = '%s' AND `uid` IN (0, %d) ORDER BY `uid` DESC LIMIT 1",
 			dbesc(normalise_link($url)),
@@ -1596,7 +1613,7 @@ class ostatus
 
 		$as_object = $doc->createElement("activity:object");
 
-		xml::add_element($doc, $as_object, "activity:object-type", NAMESPACE_ACTIVITY_SCHEMA."activity");
+		Xml::add_element($doc, $as_object, "activity:object-type", NAMESPACE_ACTIVITY_SCHEMA."activity");
 
 		self::entry_content($doc, $as_object, $repeated_item, $owner, "", "", false);
 
@@ -1605,7 +1622,7 @@ class ostatus
 
 		$as_object2 = $doc->createElement("activity:object");
 
-		xml::add_element($doc, $as_object2, "activity:object-type", self::construct_objecttype($repeated_item));
+		Xml::add_element($doc, $as_object2, "activity:object-type", self::construct_objecttype($repeated_item));
 
 		$title = sprintf("New comment by %s", $contact["nick"]);
 
@@ -1656,7 +1673,7 @@ class ostatus
 		);
 		$parent_item = (($item['thr-parent']) ? $item['thr-parent'] : $item['parent-uri']);
 
-		xml::add_element($doc, $as_object, "activity:object-type", self::construct_objecttype($parent[0]));
+		Xml::add_element($doc, $as_object, "activity:object-type", self::construct_objecttype($parent[0]));
 
 		self::entry_content($doc, $as_object, $parent[0], $owner, "New entry");
 
@@ -1679,18 +1696,18 @@ class ostatus
 	private static function add_person_object($doc, $owner, $contact)
 	{
 		$object = $doc->createElement("activity:object");
-		xml::add_element($doc, $object, "activity:object-type", ACTIVITY_OBJ_PERSON);
+		Xml::add_element($doc, $object, "activity:object-type", ACTIVITY_OBJ_PERSON);
 
 		if ($contact['network'] == NETWORK_PHANTOM) {
-			xml::add_element($doc, $object, "id", $contact['url']);
+			Xml::add_element($doc, $object, "id", $contact['url']);
 			return $object;
 		}
 
-		xml::add_element($doc, $object, "id", $contact["alias"]);
-		xml::add_element($doc, $object, "title", $contact["nick"]);
+		Xml::add_element($doc, $object, "id", $contact["alias"]);
+		Xml::add_element($doc, $object, "title", $contact["nick"]);
 
 		$attributes = array("rel" => "alternate", "type" => "text/html", "href" => $contact["url"]);
-		xml::add_element($doc, $object, "link", "", $attributes);
+		Xml::add_element($doc, $object, "link", "", $attributes);
 
 		$attributes = array(
 				"rel" => "avatar",
@@ -1698,14 +1715,14 @@ class ostatus
 				"media:width" => 175,
 				"media:height" => 175,
 				"href" => $contact["photo"]);
-		xml::add_element($doc, $object, "link", "", $attributes);
+		Xml::add_element($doc, $object, "link", "", $attributes);
 
-		xml::add_element($doc, $object, "poco:preferredUsername", $contact["nick"]);
-		xml::add_element($doc, $object, "poco:displayName", $contact["name"]);
+		Xml::add_element($doc, $object, "poco:preferredUsername", $contact["nick"]);
+		Xml::add_element($doc, $object, "poco:displayName", $contact["name"]);
 
 		if (trim($contact["location"]) != "") {
 			$element = $doc->createElement("poco:address");
-			xml::add_element($doc, $element, "poco:formatted", $contact["location"]);
+			Xml::add_element($doc, $element, "poco:formatted", $contact["location"]);
 			$object->appendChild($element);
 		}
 
@@ -1722,8 +1739,8 @@ class ostatus
 	 *
 	 * @return object Entry element
 	 */
-	private static function follow_entry($doc, $item, $owner, $toplevel) {
-
+	private static function follow_entry($doc, $item, $owner, $toplevel)
+	{
 		$item["id"] = $item["parent"] = 0;
 		$item["created"] = $item["edited"] = date("c");
 		$item["private"] = true;
@@ -1795,7 +1812,7 @@ class ostatus
 
 		$title = self::entry_header($doc, $entry, $owner, $toplevel);
 
-		xml::add_element($doc, $entry, "activity:object-type", ACTIVITY_OBJ_NOTE);
+		Xml::add_element($doc, $entry, "activity:object-type", ACTIVITY_OBJ_NOTE);
 
 		self::entry_content($doc, $entry, $item, $owner, $title);
 
@@ -1857,30 +1874,31 @@ class ostatus
 			$verb = self::construct_verb($item);
 		}
 
-		xml::add_element($doc, $entry, "id", $item["uri"]);
-		xml::add_element($doc, $entry, "title", $title);
+		Xml::add_element($doc, $entry, "id", $item["uri"]);
+		Xml::add_element($doc, $entry, "title", $title);
 
 		$body = self::format_picture_post($item['body']);
 
-		if ($item['title'] != "")
+		if ($item['title'] != "") {
 			$body = "[b]".$item['title']."[/b]\n\n".$body;
+		}
 
 		$body = bbcode($body, false, false, 7);
 
-		xml::add_element($doc, $entry, "content", $body, array("type" => "html"));
+		Xml::add_element($doc, $entry, "content", $body, array("type" => "html"));
 
-		xml::add_element($doc, $entry, "link", "", array("rel" => "alternate", "type" => "text/html",
+		Xml::add_element($doc, $entry, "link", "", array("rel" => "alternate", "type" => "text/html",
 			"href" => System::baseUrl()."/display/".$item["guid"])
 		);
 
 		if ($complete && ($item["id"] > 0)) {
-			xml::add_element($doc, $entry, "status_net", "", array("notice_id" => $item["id"]));
+			Xml::add_element($doc, $entry, "status_net", "", array("notice_id" => $item["id"]));
 		}
 
-		xml::add_element($doc, $entry, "activity:verb", $verb);
+		Xml::add_element($doc, $entry, "activity:verb", $verb);
 
-		xml::add_element($doc, $entry, "published", datetime_convert("UTC", "UTC", $item["created"]."+00:00", ATOM_TIME));
-		xml::add_element($doc, $entry, "updated", datetime_convert("UTC", "UTC", $item["edited"]."+00:00", ATOM_TIME));
+		Xml::add_element($doc, $entry, "published", datetime_convert("UTC", "UTC", $item["created"]."+00:00", ATOM_TIME));
+		Xml::add_element($doc, $entry, "updated", datetime_convert("UTC", "UTC", $item["edited"]."+00:00", ATOM_TIME));
 	}
 
 	/**
@@ -1918,12 +1936,12 @@ class ostatus
 			$attributes = array(
 					"ref" => $parent_item,
 					"href" => $parent_plink);
-			xml::add_element($doc, $entry, "thr:in-reply-to", "", $attributes);
+			Xml::add_element($doc, $entry, "thr:in-reply-to", "", $attributes);
 
 			$attributes = array(
 					"rel" => "related",
 					"href" => $parent_plink);
-			xml::add_element($doc, $entry, "link", "", $attributes);
+			Xml::add_element($doc, $entry, "link", "", $attributes);
 		}
 
 		if (intval($item["parent"]) > 0) {
@@ -1942,14 +1960,14 @@ class ostatus
 				}
 			}
 
-			xml::add_element($doc, $entry, "link", "", array("rel" => "ostatus:conversation", "href" => $conversation_href));
+			Xml::add_element($doc, $entry, "link", "", array("rel" => "ostatus:conversation", "href" => $conversation_href));
 
 			$attributes = array(
 					"href" => $conversation_href,
 					"local_id" => $item["parent"],
 					"ref" => $conversation_uri);
 
-			xml::add_element($doc, $entry, "ostatus:conversation", $conversation_uri, $attributes);
+			Xml::add_element($doc, $entry, "ostatus:conversation", $conversation_uri, $attributes);
 		}
 
 		$tags = item_getfeedtags($item);
@@ -1977,14 +1995,14 @@ class ostatus
 				dbesc(normalise_link($mention))
 			);
 			if ($r[0]["forum"] || $r[0]["prv"]) {
-				xml::add_element($doc, $entry, "link", "",
+				Xml::add_element($doc, $entry, "link", "",
 					array(
 						"rel" => "mentioned",
 						"ostatus:object-type" => ACTIVITY_OBJ_GROUP,
 						"href" => $mention)
 				);
 			} else {
-				xml::add_element($doc, $entry, "link", "",
+				Xml::add_element($doc, $entry, "link", "",
 					array(
 						"rel" => "mentioned",
 						"ostatus:object-type" => ACTIVITY_OBJ_PERSON,
@@ -1994,18 +2012,18 @@ class ostatus
 		}
 
 		if (!$item["private"]) {
-			xml::add_element($doc, $entry, "link", "", array("rel" => "ostatus:attention",
+			Xml::add_element($doc, $entry, "link", "", array("rel" => "ostatus:attention",
 									"href" => "http://activityschema.org/collection/public"));
-			xml::add_element($doc, $entry, "link", "", array("rel" => "mentioned",
+			Xml::add_element($doc, $entry, "link", "", array("rel" => "mentioned",
 									"ostatus:object-type" => "http://activitystrea.ms/schema/1.0/collection",
 									"href" => "http://activityschema.org/collection/public"));
-			xml::add_element($doc, $entry, "mastodon:scope", "public");
+			Xml::add_element($doc, $entry, "mastodon:scope", "public");
 		}
 
 		if (count($tags)) {
 			foreach ($tags as $t) {
 				if ($t[0] != "@") {
-					xml::add_element($doc, $entry, "category", "", array("term" => $t[2]));
+					Xml::add_element($doc, $entry, "category", "", array("term" => $t[2]));
 				}
 			}
 		}
@@ -2014,8 +2032,9 @@ class ostatus
 
 		if ($complete && ($item["id"] > 0)) {
 			$app = $item["app"];
-			if ($app == "")
+			if ($app == "") {
 				$app = "web";
+			}
 
 			$attributes = array("local_id" => $item["id"], "source" => $app);
 
@@ -2024,10 +2043,10 @@ class ostatus
 			}
 
 			if ($item["coord"] != "") {
-				xml::add_element($doc, $entry, "georss:point", $item["coord"]);
+				Xml::add_element($doc, $entry, "georss:point", $item["coord"]);
 			}
 
-			xml::add_element($doc, $entry, "statusnet:notice_info", "", $attributes);
+			Xml::add_element($doc, $entry, "statusnet:notice_info", "", $attributes);
 		}
 	}
 
diff --git a/include/salmon.php b/include/salmon.php
index 6675849ce4..5d0b1bc3d0 100644
--- a/include/salmon.php
+++ b/include/salmon.php
@@ -1,10 +1,14 @@
 <?php
-
+/**
+ * @file include/salmon.php
+ */
 use Friendica\Network\Probe;
+use Friendica\Util\Xml;
 
 require_once 'include/crypto.php';
 
-function get_salmon_key($uri, $keyhash) {
+function get_salmon_key($uri, $keyhash)
+{
 	$ret = array();
 
 	logger('Fetching salmon key for '.$uri);
@@ -42,7 +46,6 @@ function get_salmon_key($uri, $keyhash) {
 	logger('Key located: ' . print_r($ret, true));
 
 	if (count($ret) == 1) {
-
 		// We only found one one key so we don't care if the hash matches.
 		// If it's the wrong key we'll find out soon enough because
 		// message verification will fail. This also covers some older
@@ -64,8 +67,8 @@ function get_salmon_key($uri, $keyhash) {
 
 
 
-function slapper($owner, $url, $slap) {
-
+function slapper($owner, $url, $slap)
+{
 	// does contact have a salmon endpoint?
 
 	if (! strlen($url)) {
@@ -109,7 +112,7 @@ function slapper($owner, $url, $slap) {
 
 	$namespaces = array("me" => "http://salmon-protocol.org/ns/magic-env");
 
-	$salmon = xml::from_array($xmldata, $xml, false, $namespaces);
+	$salmon = Xml::from_array($xmldata, $xml, false, $namespaces);
 
 	// slap them
 	post_url($url, $salmon, array(
@@ -123,7 +126,6 @@ function slapper($owner, $url, $slap) {
 	// check for success, e.g. 2xx
 
 	if ($return_code > 299) {
-
 		logger('GNU Social salmon failed. Falling back to compliant mode');
 
 		// Now try the compliant mode that normally isn't used for GNU Social
@@ -136,7 +138,7 @@ function slapper($owner, $url, $slap) {
 
 		$namespaces = array("me" => "http://salmon-protocol.org/ns/magic-env");
 
-		$salmon = xml::from_array($xmldata, $xml, false, $namespaces);
+		$salmon = Xml::from_array($xmldata, $xml, false, $namespaces);
 
 		// slap them
 		post_url($url, $salmon, array(
@@ -159,7 +161,7 @@ function slapper($owner, $url, $slap) {
 
 		$namespaces = array("me" => "http://salmon-protocol.org/ns/magic-env");
 
-		$salmon = xml::from_array($xmldata, $xml, false, $namespaces);
+		$salmon = Xml::from_array($xmldata, $xml, false, $namespaces);
 
 		// slap them
 		post_url($url, $salmon, array(
diff --git a/mod/fetch.php b/mod/fetch.php
index 9587afbf0e..085ded3571 100644
--- a/mod/fetch.php
+++ b/mod/fetch.php
@@ -6,11 +6,12 @@ This file is part of the Diaspora protocol. It is used for fetching single publi
 use Friendica\App;
 use Friendica\Core\System;
 use Friendica\Protocol\Diaspora;
+use Friendica\Util\Xml;
 
-require_once("include/crypto.php");
-require_once("include/xml.php");
+require_once "include/crypto.php";
 
-function fetch_init(App $a) {
+function fetch_init(App $a)
+{
 
 	if (($a->argc != 3) || (!in_array($a->argv[1], array("post", "status_message", "reshare")))) {
 		header($_SERVER["SERVER_PROTOCOL"].' 404 '.t('Not Found'));
@@ -20,13 +21,22 @@ function fetch_init(App $a) {
 	$guid = $a->argv[2];
 
 	// Fetch the item
-	$item = q("SELECT `uid`, `title`, `body`, `guid`, `contact-id`, `private`, `created`, `app`, `location`, `coord`
+	$item = q(
+		"SELECT `uid`, `title`, `body`, `guid`, `contact-id`, `private`, `created`, `app`, `location`, `coord`
 			FROM `item` WHERE `wall` AND NOT `private` AND `guid` = '%s' AND `network` IN ('%s', '%s') AND `id` = `parent` LIMIT 1",
-		dbesc($guid), NETWORK_DFRN, NETWORK_DIASPORA);
+		dbesc($guid),
+		NETWORK_DFRN,
+		NETWORK_DIASPORA
+	);
 	if (!$item) {
-		$r = q("SELECT `author-link`
+		$r = q(
+			"SELECT `author-link`
 			FROM `item` WHERE `uid` = 0 AND `guid` = '%s' AND `network` IN ('%s', '%s') AND `id` = `parent` LIMIT 1",
-			dbesc($guid), NETWORK_DFRN, NETWORK_DIASPORA);
+			dbesc($guid),
+			NETWORK_DFRN,
+			NETWORK_DIASPORA
+		);
+
 		if ($r) {
 			$parts = parse_url($r[0]["author-link"]);
 			$host = $parts["scheme"]."://".$parts["host"];
@@ -45,9 +55,13 @@ function fetch_init(App $a) {
 	}
 
 	// Fetch some data from the author (We could combine both queries - but I think this is more readable)
-	$r = q("SELECT `user`.`prvkey`, `contact`.`addr`, `user`.`nickname`, `contact`.`nick` FROM `user`
+	$r = q(
+		"SELECT `user`.`prvkey`, `contact`.`addr`, `user`.`nickname`, `contact`.`nick` FROM `user`
 		INNER JOIN `contact` ON `contact`.`uid` = `user`.`uid` AND `contact`.`self`
-		WHERE `user`.`uid` = %d", intval($item[0]["uid"]));
+		WHERE `user`.`uid` = %d",
+		intval($item[0]["uid"])
+	);
+
 	if (!$r) {
 		header($_SERVER["SERVER_PROTOCOL"].' 404 '.t('Not Found'));
 		killme();
diff --git a/mod/ping.php b/mod/ping.php
index 8688e8d5c2..d2ae8137fc 100644
--- a/mod/ping.php
+++ b/mod/ping.php
@@ -7,13 +7,13 @@ use Friendica\Core\Cache;
 use Friendica\Core\System;
 use Friendica\Core\PConfig;
 use Friendica\Database\DBM;
+use Friendica\Util\Xml;
 
 require_once 'include/datetime.php';
 require_once 'include/bbcode.php';
 require_once 'include/ForumManager.php';
 require_once 'include/group.php';
 require_once 'mod/proxy.php';
-require_once 'include/xml.php';
 require_once 'include/enotify.php';
 
 /**
@@ -114,7 +114,7 @@ function ping_init(App $a)
 				}
 			} else {
 				header("Content-type: text/xml");
-				echo xml::from_array($data, $xml);
+				echo Xml::from_array($data, $xml);
 			}
 			killme();
 		}
@@ -411,7 +411,7 @@ function ping_init(App $a)
 		$data = ping_format_xml_data($data, $sysnotify_count, $notifications, $sysmsgs, $sysmsgs_info, $groups_unseen, $forums_unseen);
 
 		header("Content-type: text/xml");
-		echo xml::from_array(array("result" => $data), $xml);
+		echo Xml::from_array(array("result" => $data), $xml);
 	}
 
 	killme();
diff --git a/src/Network/Probe.php b/src/Network/Probe.php
index 9e2593a128..a2ab2eccf0 100644
--- a/src/Network/Probe.php
+++ b/src/Network/Probe.php
@@ -13,10 +13,9 @@ use Friendica\Core\System;
 use Friendica\Core\Cache;
 use Friendica\Core\Config;
 use Friendica\Database\DBM;
+use Friendica\Util\Xml;
 
 use dba;
-use xml;
-
 use DomXPath;
 use DOMDocument;
 
@@ -124,7 +123,7 @@ class Probe {
 			return array();
 		}
 
-		$links = xml::element_to_array($xrd);
+		$links = Xml::element_to_array($xrd);
 		if (!isset($links["xrd"]["link"])) {
 			logger("No xrd data found for ".$host, LOGGER_DEBUG);
 			return array();
@@ -706,7 +705,7 @@ class Probe {
 			return false;
 		}
 
-		$xrd_arr = xml::element_to_array($xrd);
+		$xrd_arr = Xml::element_to_array($xrd);
 		if (!isset($xrd_arr["xrd"]["link"])) {
 			logger("No XML webfinger links for ".$url, LOGGER_DEBUG);
 			return false;
diff --git a/src/ParseUrl.php b/src/ParseUrl.php
index 217ca25d9f..919a5ad9f9 100644
--- a/src/ParseUrl.php
+++ b/src/ParseUrl.php
@@ -6,10 +6,9 @@
 namespace Friendica;
 
 use Friendica\Core\Config;
+use Friendica\Util\Xml;
 
-use xml;
 use dba;
-
 use DomXPath;
 use DOMDocument;
 
@@ -204,17 +203,17 @@ class ParseUrl
 		$doc = new DOMDocument();
 		@$doc->loadHTML($body);
 
-		xml::deleteNode($doc, "style");
-		xml::deleteNode($doc, "script");
-		xml::deleteNode($doc, "option");
-		xml::deleteNode($doc, "h1");
-		xml::deleteNode($doc, "h2");
-		xml::deleteNode($doc, "h3");
-		xml::deleteNode($doc, "h4");
-		xml::deleteNode($doc, "h5");
-		xml::deleteNode($doc, "h6");
-		xml::deleteNode($doc, "ol");
-		xml::deleteNode($doc, "ul");
+		Xml::deleteNode($doc, "style");
+		Xml::deleteNode($doc, "script");
+		Xml::deleteNode($doc, "option");
+		Xml::deleteNode($doc, "h1");
+		Xml::deleteNode($doc, "h2");
+		Xml::deleteNode($doc, "h3");
+		Xml::deleteNode($doc, "h4");
+		Xml::deleteNode($doc, "h5");
+		Xml::deleteNode($doc, "h6");
+		Xml::deleteNode($doc, "ol");
+		Xml::deleteNode($doc, "ul");
 
 		$xpath = new DomXPath($doc);
 
diff --git a/src/Protocol/DFRN.php b/src/Protocol/DFRN.php
index 611dbc9761..391b7cd0bb 100644
--- a/src/Protocol/DFRN.php
+++ b/src/Protocol/DFRN.php
@@ -13,12 +13,12 @@ use Friendica\Core\Config;
 use Friendica\Core\System;
 use Friendica\Core\Worker;
 use Friendica\Database\DBM;
+use Friendica\Util\Xml;
 
 use dba;
 use DOMDocument;
 use DomXPath;
 use ostatus;
-use xml;
 
 require_once "include/Contact.php";
 require_once "include/enotify.php";
@@ -402,17 +402,17 @@ class DFRN
 		$mail = $doc->createElement("dfrn:mail");
 		$sender = $doc->createElement("dfrn:sender");
 
-		xml::add_element($doc, $sender, "dfrn:name", $owner['name']);
-		xml::add_element($doc, $sender, "dfrn:uri", $owner['url']);
-		xml::add_element($doc, $sender, "dfrn:avatar", $owner['thumb']);
+		Xml::add_element($doc, $sender, "dfrn:name", $owner['name']);
+		Xml::add_element($doc, $sender, "dfrn:uri", $owner['url']);
+		Xml::add_element($doc, $sender, "dfrn:avatar", $owner['thumb']);
 
 		$mail->appendChild($sender);
 
-		xml::add_element($doc, $mail, "dfrn:id", $item['uri']);
-		xml::add_element($doc, $mail, "dfrn:in-reply-to", $item['parent-uri']);
-		xml::add_element($doc, $mail, "dfrn:sentdate", datetime_convert('UTC', 'UTC', $item['created'] . '+00:00' , ATOM_TIME));
-		xml::add_element($doc, $mail, "dfrn:subject", $item['title']);
-		xml::add_element($doc, $mail, "dfrn:content", $item['body']);
+		Xml::add_element($doc, $mail, "dfrn:id", $item['uri']);
+		Xml::add_element($doc, $mail, "dfrn:in-reply-to", $item['parent-uri']);
+		Xml::add_element($doc, $mail, "dfrn:sentdate", datetime_convert('UTC', 'UTC', $item['created'] . '+00:00' , ATOM_TIME));
+		Xml::add_element($doc, $mail, "dfrn:subject", $item['title']);
+		Xml::add_element($doc, $mail, "dfrn:content", $item['body']);
 
 		$root->appendChild($mail);
 
@@ -437,11 +437,11 @@ class DFRN
 
 		$suggest = $doc->createElement("dfrn:suggest");
 
-		xml::add_element($doc, $suggest, "dfrn:url", $item['url']);
-		xml::add_element($doc, $suggest, "dfrn:name", $item['name']);
-		xml::add_element($doc, $suggest, "dfrn:photo", $item['photo']);
-		xml::add_element($doc, $suggest, "dfrn:request", $item['request']);
-		xml::add_element($doc, $suggest, "dfrn:note", $item['note']);
+		Xml::add_element($doc, $suggest, "dfrn:url", $item['url']);
+		Xml::add_element($doc, $suggest, "dfrn:name", $item['name']);
+		Xml::add_element($doc, $suggest, "dfrn:photo", $item['photo']);
+		Xml::add_element($doc, $suggest, "dfrn:request", $item['request']);
+		Xml::add_element($doc, $suggest, "dfrn:note", $item['note']);
 
 		$root->appendChild($suggest);
 
@@ -489,18 +489,18 @@ class DFRN
 
 		$relocate = $doc->createElement("dfrn:relocate");
 
-		xml::add_element($doc, $relocate, "dfrn:url", $owner['url']);
-		xml::add_element($doc, $relocate, "dfrn:name", $owner['name']);
-		xml::add_element($doc, $relocate, "dfrn:addr", $owner['addr']);
-		xml::add_element($doc, $relocate, "dfrn:avatar", $owner['avatar']);
-		xml::add_element($doc, $relocate, "dfrn:photo", $photos[4]);
-		xml::add_element($doc, $relocate, "dfrn:thumb", $photos[5]);
-		xml::add_element($doc, $relocate, "dfrn:micro", $photos[6]);
-		xml::add_element($doc, $relocate, "dfrn:request", $owner['request']);
-		xml::add_element($doc, $relocate, "dfrn:confirm", $owner['confirm']);
-		xml::add_element($doc, $relocate, "dfrn:notify", $owner['notify']);
-		xml::add_element($doc, $relocate, "dfrn:poll", $owner['poll']);
-		xml::add_element($doc, $relocate, "dfrn:sitepubkey", Config::get('system','site_pubkey'));
+		Xml::add_element($doc, $relocate, "dfrn:url", $owner['url']);
+		Xml::add_element($doc, $relocate, "dfrn:name", $owner['name']);
+		Xml::add_element($doc, $relocate, "dfrn:addr", $owner['addr']);
+		Xml::add_element($doc, $relocate, "dfrn:avatar", $owner['avatar']);
+		Xml::add_element($doc, $relocate, "dfrn:photo", $photos[4]);
+		Xml::add_element($doc, $relocate, "dfrn:thumb", $photos[5]);
+		Xml::add_element($doc, $relocate, "dfrn:micro", $photos[6]);
+		Xml::add_element($doc, $relocate, "dfrn:request", $owner['request']);
+		Xml::add_element($doc, $relocate, "dfrn:confirm", $owner['confirm']);
+		Xml::add_element($doc, $relocate, "dfrn:notify", $owner['notify']);
+		Xml::add_element($doc, $relocate, "dfrn:poll", $owner['poll']);
+		Xml::add_element($doc, $relocate, "dfrn:sitepubkey", Config::get('system','site_pubkey'));
 
 		$root->appendChild($relocate);
 
@@ -539,17 +539,17 @@ class DFRN
 		$root->setAttribute("xmlns:ostatus", NAMESPACE_OSTATUS);
 		$root->setAttribute("xmlns:statusnet", NAMESPACE_STATUSNET);
 
-		xml::add_element($doc, $root, "id", System::baseUrl()."/profile/".$owner["nick"]);
-		xml::add_element($doc, $root, "title", $owner["name"]);
+		Xml::add_element($doc, $root, "id", System::baseUrl()."/profile/".$owner["nick"]);
+		Xml::add_element($doc, $root, "title", $owner["name"]);
 
 		$attributes = array("uri" => "https://friendi.ca", "version" => FRIENDICA_VERSION."-".DB_UPDATE_VERSION);
-		xml::add_element($doc, $root, "generator", FRIENDICA_PLATFORM, $attributes);
+		Xml::add_element($doc, $root, "generator", FRIENDICA_PLATFORM, $attributes);
 
 		$attributes = array("rel" => "license", "href" => "http://creativecommons.org/licenses/by/3.0/");
-		xml::add_element($doc, $root, "link", "", $attributes);
+		Xml::add_element($doc, $root, "link", "", $attributes);
 
 		$attributes = array("rel" => "alternate", "type" => "text/html", "href" => $alternatelink);
-		xml::add_element($doc, $root, "link", "", $attributes);
+		Xml::add_element($doc, $root, "link", "", $attributes);
 
 
 		if ($public) {
@@ -557,26 +557,26 @@ class DFRN
 			ostatus::hublinks($doc, $root, $owner["nick"]);
 
 			$attributes = array("rel" => "salmon", "href" => System::baseUrl()."/salmon/".$owner["nick"]);
-			xml::add_element($doc, $root, "link", "", $attributes);
+			Xml::add_element($doc, $root, "link", "", $attributes);
 
 			$attributes = array("rel" => "http://salmon-protocol.org/ns/salmon-replies", "href" => System::baseUrl()."/salmon/".$owner["nick"]);
-			xml::add_element($doc, $root, "link", "", $attributes);
+			Xml::add_element($doc, $root, "link", "", $attributes);
 
 			$attributes = array("rel" => "http://salmon-protocol.org/ns/salmon-mention", "href" => System::baseUrl()."/salmon/".$owner["nick"]);
-			xml::add_element($doc, $root, "link", "", $attributes);
+			Xml::add_element($doc, $root, "link", "", $attributes);
 		}
 
 		// For backward compatibility we keep this element
 		if ($owner['page-flags'] == PAGE_COMMUNITY) {
-			xml::add_element($doc, $root, "dfrn:community", 1);
+			Xml::add_element($doc, $root, "dfrn:community", 1);
 		}
 
 		// The former element is replaced by this one
-		xml::add_element($doc, $root, "dfrn:account_type", $owner["account-type"]);
+		Xml::add_element($doc, $root, "dfrn:account_type", $owner["account-type"]);
 
 		/// @todo We need a way to transmit the different page flags like "PAGE_PRVGROUP"
 
-		xml::add_element($doc, $root, "updated", datetime_convert("UTC", "UTC", "now", ATOM_TIME));
+		Xml::add_element($doc, $root, "updated", datetime_convert("UTC", "UTC", "now", ATOM_TIME));
 
 		$author = self::add_author($doc, $owner, $authorelement, $public);
 		$root->appendChild($author);
@@ -620,9 +620,9 @@ class DFRN
 			$attributes = array("dfrn:updated" => $namdate);
 		}
 
-		xml::add_element($doc, $author, "name", $owner["name"], $attributes);
-		xml::add_element($doc, $author, "uri", System::baseUrl().'/profile/'.$owner["nickname"], $attributes);
-		xml::add_element($doc, $author, "dfrn:handle", $owner["addr"], $attributes);
+		Xml::add_element($doc, $author, "name", $owner["name"], $attributes);
+		Xml::add_element($doc, $author, "uri", System::baseUrl().'/profile/'.$owner["nickname"], $attributes);
+		Xml::add_element($doc, $author, "dfrn:handle", $owner["addr"], $attributes);
 
 		$attributes = array("rel" => "photo", "type" => "image/jpeg",
 					"media:width" => 175, "media:height" => 175, "href" => $owner['photo']);
@@ -631,13 +631,13 @@ class DFRN
 			$attributes["dfrn:updated"] = $picdate;
 		}
 
-		xml::add_element($doc, $author, "link", "", $attributes);
+		Xml::add_element($doc, $author, "link", "", $attributes);
 
 		$attributes["rel"] = "avatar";
-		xml::add_element($doc, $author, "link", "", $attributes);
+		Xml::add_element($doc, $author, "link", "", $attributes);
 
 		if ($hidewall) {
-			xml::add_element($doc, $author, "dfrn:hide", "true");
+			Xml::add_element($doc, $author, "dfrn:hide", "true");
 		}
 
 		// The following fields will only be generated if the data isn't meant for a public feed
@@ -648,7 +648,7 @@ class DFRN
 		$birthday = feed_birthday($owner['uid'], $owner['timezone']);
 
 		if ($birthday) {
-			xml::add_element($doc, $author, "dfrn:birthday", $birthday);
+			Xml::add_element($doc, $author, "dfrn:birthday", $birthday);
 		}
 
 		// Only show contact details when we are allowed to
@@ -664,26 +664,26 @@ class DFRN
 		if (DBM::is_result($r)) {
 			$profile = $r[0];
 
-			xml::add_element($doc, $author, "poco:displayName", $profile["name"]);
-			xml::add_element($doc, $author, "poco:updated", $namdate);
+			Xml::add_element($doc, $author, "poco:displayName", $profile["name"]);
+			Xml::add_element($doc, $author, "poco:updated", $namdate);
 
 			if (trim($profile["dob"]) > '0001-01-01') {
-				xml::add_element($doc, $author, "poco:birthday", "0000-".date("m-d", strtotime($profile["dob"])));
+				Xml::add_element($doc, $author, "poco:birthday", "0000-".date("m-d", strtotime($profile["dob"])));
 			}
 
-			xml::add_element($doc, $author, "poco:note", $profile["about"]);
-			xml::add_element($doc, $author, "poco:preferredUsername", $profile["nickname"]);
+			Xml::add_element($doc, $author, "poco:note", $profile["about"]);
+			Xml::add_element($doc, $author, "poco:preferredUsername", $profile["nickname"]);
 
 			$savetz = date_default_timezone_get();
 			date_default_timezone_set($profile["timezone"]);
-			xml::add_element($doc, $author, "poco:utcOffset", date("P"));
+			Xml::add_element($doc, $author, "poco:utcOffset", date("P"));
 			date_default_timezone_set($savetz);
 
 			if (trim($profile["homepage"]) != "") {
 				$urls = $doc->createElement("poco:urls");
-				xml::add_element($doc, $urls, "poco:type", "homepage");
-				xml::add_element($doc, $urls, "poco:value", $profile["homepage"]);
-				xml::add_element($doc, $urls, "poco:primary", "true");
+				Xml::add_element($doc, $urls, "poco:type", "homepage");
+				Xml::add_element($doc, $urls, "poco:value", $profile["homepage"]);
+				Xml::add_element($doc, $urls, "poco:primary", "true");
 				$author->appendChild($urls);
 			}
 
@@ -691,33 +691,33 @@ class DFRN
 				$keywords = explode(",", $profile["pub_keywords"]);
 
 				foreach ($keywords AS $keyword) {
-					xml::add_element($doc, $author, "poco:tags", trim($keyword));
+					Xml::add_element($doc, $author, "poco:tags", trim($keyword));
 				}
 			}
 
 			if (trim($profile["xmpp"]) != "") {
 				$ims = $doc->createElement("poco:ims");
-				xml::add_element($doc, $ims, "poco:type", "xmpp");
-				xml::add_element($doc, $ims, "poco:value", $profile["xmpp"]);
-				xml::add_element($doc, $ims, "poco:primary", "true");
+				Xml::add_element($doc, $ims, "poco:type", "xmpp");
+				Xml::add_element($doc, $ims, "poco:value", $profile["xmpp"]);
+				Xml::add_element($doc, $ims, "poco:primary", "true");
 				$author->appendChild($ims);
 			}
 
 			if (trim($profile["locality"].$profile["region"].$profile["country-name"]) != "") {
 				$element = $doc->createElement("poco:address");
 
-				xml::add_element($doc, $element, "poco:formatted", formatted_location($profile));
+				Xml::add_element($doc, $element, "poco:formatted", formatted_location($profile));
 
 				if (trim($profile["locality"]) != "") {
-					xml::add_element($doc, $element, "poco:locality", $profile["locality"]);
+					Xml::add_element($doc, $element, "poco:locality", $profile["locality"]);
 				}
 
 				if (trim($profile["region"]) != "") {
-					xml::add_element($doc, $element, "poco:region", $profile["region"]);
+					Xml::add_element($doc, $element, "poco:region", $profile["region"]);
 				}
 
 				if (trim($profile["country-name"]) != "") {
-					xml::add_element($doc, $element, "poco:country", $profile["country-name"]);
+					Xml::add_element($doc, $element, "poco:country", $profile["country-name"]);
 				}
 
 				$author->appendChild($element);
@@ -744,9 +744,9 @@ class DFRN
 		$contact = get_contact_details_by_url($contact_url, $item["uid"]);
 
 		$author = $doc->createElement($element);
-		xml::add_element($doc, $author, "name", $contact["name"]);
-		xml::add_element($doc, $author, "uri", $contact["url"]);
-		xml::add_element($doc, $author, "dfrn:handle", $contact["addr"]);
+		Xml::add_element($doc, $author, "name", $contact["name"]);
+		Xml::add_element($doc, $author, "uri", $contact["url"]);
+		Xml::add_element($doc, $author, "dfrn:handle", $contact["addr"]);
 
 		/// @Todo
 		/// - Check real image type and image size
@@ -757,7 +757,7 @@ class DFRN
 				"media:width" => 80,
 				"media:height" => 80,
 				"href" => $contact["photo"]);
-		xml::add_element($doc, $author, "link", "", $attributes);
+		Xml::add_element($doc, $author, "link", "", $attributes);
 
 		$attributes = array(
 				"rel" => "avatar",
@@ -765,7 +765,7 @@ class DFRN
 				"media:width" => 80,
 				"media:height" => 80,
 				"href" => $contact["photo"]);
-		xml::add_element($doc, $author, "link", "", $attributes);
+		Xml::add_element($doc, $author, "link", "", $attributes);
 
 		return $author;
 	}
@@ -790,13 +790,13 @@ class DFRN
 				return false;
 			}
 			if ($r->type) {
-				xml::add_element($doc, $entry, "activity:object-type", $r->type);
+				Xml::add_element($doc, $entry, "activity:object-type", $r->type);
 			}
 			if ($r->id) {
-				xml::add_element($doc, $entry, "id", $r->id);
+				Xml::add_element($doc, $entry, "id", $r->id);
 			}
 			if ($r->title) {
-				xml::add_element($doc, $entry, "title", $r->title);
+				Xml::add_element($doc, $entry, "title", $r->title);
 			}
 
 			if ($r->link) {
@@ -815,16 +815,16 @@ class DFRN
 							foreach ($link->attributes() AS $parameter => $value) {
 								$attributes[$parameter] = $value;
 							}
-							xml::add_element($doc, $entry, "link", "", $attributes);
+							Xml::add_element($doc, $entry, "link", "", $attributes);
 						}
 					}
 				} else {
 					$attributes = array("rel" => "alternate", "type" => "text/html", "href" => $r->link);
-					xml::add_element($doc, $entry, "link", "", $attributes);
+					Xml::add_element($doc, $entry, "link", "", $attributes);
 				}
 			}
 			if ($r->content) {
-				xml::add_element($doc, $entry, "content", bbcode($r->content), array("type" => "html"));
+				Xml::add_element($doc, $entry, "content", bbcode($r->content), array("type" => "html"));
 			}
 
 			return $entry;
@@ -863,7 +863,7 @@ class DFRN
 						$attributes["title"] = trim($matches[4]);
 					}
 
-					xml::add_element($doc, $root, "link", "", $attributes);
+					Xml::add_element($doc, $root, "link", "", $attributes);
 				}
 			}
 		}
@@ -893,7 +893,7 @@ class DFRN
 
 		if ($item['deleted']) {
 			$attributes = array("ref" => $item['uri'], "when" => datetime_convert('UTC', 'UTC', $item['edited'] . '+00:00', ATOM_TIME));
-			return xml::create_element($doc, "at:deleted-entry", "", $attributes);
+			return Xml::create_element($doc, "at:deleted-entry", "", $attributes);
 		}
 
 		if (!$single) {
@@ -944,7 +944,7 @@ class DFRN
 			$attributes = array("ref" => $parent_item, "type" => "text/html",
 						"href" => $parent[0]['plink'],
 						"dfrn:diaspora_guid" => $parent[0]['guid']);
-			xml::add_element($doc, $entry, "thr:in-reply-to", "", $attributes);
+			Xml::add_element($doc, $entry, "thr:in-reply-to", "", $attributes);
 		}
 
 		// Add conversation data. This is used for OStatus
@@ -967,23 +967,23 @@ class DFRN
 				"href" => $conversation_href,
 				"ref" => $conversation_uri);
 
-		xml::add_element($doc, $entry, "ostatus:conversation", $conversation_uri, $attributes);
+		Xml::add_element($doc, $entry, "ostatus:conversation", $conversation_uri, $attributes);
 
-		xml::add_element($doc, $entry, "id", $item["uri"]);
-		xml::add_element($doc, $entry, "title", $item["title"]);
+		Xml::add_element($doc, $entry, "id", $item["uri"]);
+		Xml::add_element($doc, $entry, "title", $item["title"]);
 
-		xml::add_element($doc, $entry, "published", datetime_convert("UTC", "UTC", $item["created"] . "+00:00", ATOM_TIME));
-		xml::add_element($doc, $entry, "updated", datetime_convert("UTC", "UTC", $item["edited"] . "+00:00", ATOM_TIME));
+		Xml::add_element($doc, $entry, "published", datetime_convert("UTC", "UTC", $item["created"] . "+00:00", ATOM_TIME));
+		Xml::add_element($doc, $entry, "updated", datetime_convert("UTC", "UTC", $item["edited"] . "+00:00", ATOM_TIME));
 
 		// "dfrn:env" is used to read the content
-		xml::add_element($doc, $entry, "dfrn:env", base64url_encode($body, true));
+		Xml::add_element($doc, $entry, "dfrn:env", base64url_encode($body, true));
 
 		// The "content" field is not read by the receiver. We could remove it when the type is "text"
 		// We keep it at the moment, maybe there is some old version that doesn't read "dfrn:env"
-		xml::add_element($doc, $entry, "content", (($type == 'html') ? $htmlbody : $body), array("type" => $type));
+		Xml::add_element($doc, $entry, "content", (($type == 'html') ? $htmlbody : $body), array("type" => $type));
 
 		// We save this value in "plink". Maybe we should read it from there as well?
-		xml::add_element(
+		Xml::add_element(
 			$doc,
 			$entry,
 			"link",
@@ -995,50 +995,50 @@ class DFRN
 		// "comment-allow" is some old fashioned stuff for old Friendica versions.
 		// It is included in the rewritten code for completeness
 		if ($comment) {
-			xml::add_element($doc, $entry, "dfrn:comment-allow", intval($item['last-child']));
+			Xml::add_element($doc, $entry, "dfrn:comment-allow", intval($item['last-child']));
 		}
 
 		if ($item['location']) {
-			xml::add_element($doc, $entry, "dfrn:location", $item['location']);
+			Xml::add_element($doc, $entry, "dfrn:location", $item['location']);
 		}
 
 		if ($item['coord']) {
-			xml::add_element($doc, $entry, "georss:point", $item['coord']);
+			Xml::add_element($doc, $entry, "georss:point", $item['coord']);
 		}
 
 		if (($item['private']) || strlen($item['allow_cid']) || strlen($item['allow_gid']) || strlen($item['deny_cid']) || strlen($item['deny_gid'])) {
-			xml::add_element($doc, $entry, "dfrn:private", (($item['private']) ? $item['private'] : 1));
+			Xml::add_element($doc, $entry, "dfrn:private", (($item['private']) ? $item['private'] : 1));
 		}
 
 		if ($item['extid']) {
-			xml::add_element($doc, $entry, "dfrn:extid", $item['extid']);
+			Xml::add_element($doc, $entry, "dfrn:extid", $item['extid']);
 		}
 
 		if ($item['bookmark']) {
-			xml::add_element($doc, $entry, "dfrn:bookmark", "true");
+			Xml::add_element($doc, $entry, "dfrn:bookmark", "true");
 		}
 
 		if ($item['app']) {
-			xml::add_element($doc, $entry, "statusnet:notice_info", "", array("local_id" => $item['id'], "source" => $item['app']));
+			Xml::add_element($doc, $entry, "statusnet:notice_info", "", array("local_id" => $item['id'], "source" => $item['app']));
 		}
 
-		xml::add_element($doc, $entry, "dfrn:diaspora_guid", $item["guid"]);
+		Xml::add_element($doc, $entry, "dfrn:diaspora_guid", $item["guid"]);
 
 		// The signed text contains the content in Markdown, the sender handle and the signatur for the content
 		// It is needed for relayed comments to Diaspora.
 		if ($item['signed_text']) {
 			$sign = base64_encode(json_encode(array('signed_text' => $item['signed_text'],'signature' => $item['signature'],'signer' => $item['signer'])));
-			xml::add_element($doc, $entry, "dfrn:diaspora_signature", $sign);
+			Xml::add_element($doc, $entry, "dfrn:diaspora_signature", $sign);
 		}
 
-		xml::add_element($doc, $entry, "activity:verb", construct_verb($item));
+		Xml::add_element($doc, $entry, "activity:verb", construct_verb($item));
 
 		if ($item['object-type'] != "") {
-			xml::add_element($doc, $entry, "activity:object-type", $item['object-type']);
+			Xml::add_element($doc, $entry, "activity:object-type", $item['object-type']);
 		} elseif ($item['id'] == $item['parent']) {
-			xml::add_element($doc, $entry, "activity:object-type", ACTIVITY_OBJ_NOTE);
+			Xml::add_element($doc, $entry, "activity:object-type", ACTIVITY_OBJ_NOTE);
 		} else {
-			xml::add_element($doc, $entry, "activity:object-type", ACTIVITY_OBJ_COMMENT);
+			Xml::add_element($doc, $entry, "activity:object-type", ACTIVITY_OBJ_COMMENT);
 		}
 
 		$actobj = self::create_activity($doc, "activity:object", $item['object']);
@@ -1056,7 +1056,7 @@ class DFRN
 		if (count($tags)) {
 			foreach ($tags as $t) {
 				if (($type != 'html') || ($t[0] != "@")) {
-					xml::add_element($doc, $entry, "category", "", array("scheme" => "X-DFRN:".$t[0].":".$t[1], "term" => $t[2]));
+					Xml::add_element($doc, $entry, "category", "", array("scheme" => "X-DFRN:".$t[0].":".$t[1], "term" => $t[2]));
 				}
 			}
 		}
@@ -1077,7 +1077,7 @@ class DFRN
 			);
 
 			if (DBM::is_result($r) && ($r[0]["forum"] || $r[0]["prv"])) {
-				xml::add_element(
+				Xml::add_element(
 					$doc,
 					$entry,
 					"link",
@@ -1087,7 +1087,7 @@ class DFRN
 							"href" => $mention)
 				);
 			} else {
-				xml::add_element(
+				Xml::add_element(
 					$doc,
 					$entry,
 					"link",
@@ -1705,7 +1705,7 @@ class DFRN
 		$obj_element = $obj_doc->createElementNS(NAMESPACE_ATOM1, $element);
 
 		$activity_type = $xpath->query("activity:object-type/text()", $activity)->item(0)->nodeValue;
-		xml::add_element($obj_doc, $obj_element, "type", $activity_type);
+		Xml::add_element($obj_doc, $obj_element, "type", $activity_type);
 
 		$id = $xpath->query("atom:id", $activity)->item(0);
 		if (is_object($id)) {
@@ -1719,7 +1719,7 @@ class DFRN
 
 		$links = $xpath->query("atom:link", $activity);
 		if (is_object($links)) {
-			foreach ($links AS $link) {
+			foreach ($links as $link) {
 				$obj_element->appendChild($obj_doc->importNode($link, true));
 			}
 		}
diff --git a/src/Protocol/Diaspora.php b/src/Protocol/Diaspora.php
index ad24f2457b..191cab3a87 100644
--- a/src/Protocol/Diaspora.php
+++ b/src/Protocol/Diaspora.php
@@ -17,10 +17,10 @@ use Friendica\Core\PConfig;
 use Friendica\Core\Worker;
 use Friendica\Database\DBM;
 use Friendica\Network\Probe;
+use Friendica\Util\Xml;
 
 use dba;
 use SimpleXMLElement;
-use xml;
 
 require_once 'include/items.php';
 require_once 'include/bb2diaspora.php';
@@ -672,7 +672,7 @@ class Diaspora
 			if (!in_array($fieldname, array("parent_author_signature", "target_author_signature"))
 				|| ($orig_type == "relayable_retraction")
 			) {
-				xml::copy($entry, $fields, $fieldname);
+				Xml::copy($entry, $fields, $fieldname);
 			}
 		}
 
@@ -1912,7 +1912,7 @@ class Diaspora
 						"title" => "",
 						"content" => $parent_body));
 
-		return xml::from_array($xmldata, $xml, true);
+		return Xml::from_array($xmldata, $xml, true);
 	}
 
 	/**
@@ -2344,7 +2344,7 @@ class Diaspora
 						"id" => $contact["url"]."/".$contact["name"],
 						"link" => $link));
 
-		return xml::from_array($xmldata, $xml, true);
+		return Xml::from_array($xmldata, $xml, true);
 	}
 
 	/**
@@ -3039,7 +3039,7 @@ class Diaspora
 
 		$namespaces = array("me" => "http://salmon-protocol.org/ns/magic-env");
 
-		return xml::from_array($xmldata, $xml, false, $namespaces);
+		return Xml::from_array($xmldata, $xml, false, $namespaces);
 	}
 
 	/**
@@ -3172,7 +3172,7 @@ class Diaspora
 	{
 		$data = array($type => $message);
 
-		return xml::from_array($data, $xml);
+		return Xml::from_array($data, $xml);
 	}
 
 	/**
diff --git a/include/xml.php b/src/Util/Xml.php
similarity index 78%
rename from include/xml.php
rename to src/Util/Xml.php
index c184b5099e..a88a834abb 100644
--- a/include/xml.php
+++ b/src/Util/Xml.php
@@ -1,23 +1,23 @@
 <?php
 
 /**
- * @file include/xml.php
+ * @file xrc/Util/Xml.php
  */
-
+namespace Friendica\Util;
 
 /**
  * @brief This class contain methods to work with XML data
- *
  */
-class xml {
+class Xml
+{
 	/**
 	 * @brief Creates an XML structure out of a given array
 	 *
-	 * @param array $array The array of the XML structure that will be generated
-	 * @param object $xml The createdXML will be returned by reference
-	 * @param bool $remove_header Should the XML header be removed or not?
-	 * @param array $namespaces List of namespaces
-	 * @param bool $root - interally used parameter. Mustn't be used from outside.
+	 * @param array  $array         The array of the XML structure that will be generated
+	 * @param object $xml           The createdXML will be returned by reference
+	 * @param bool   $remove_header Should the XML header be removed or not?
+	 * @param array  $namespaces    List of namespaces
+	 * @param bool   $root          interally used parameter. Mustn't be used from outside.
 	 *
 	 * @return string The created XML
 	 */
@@ -25,7 +25,7 @@ class xml {
 
 		if ($root) {
 			foreach ($array as $key => $value) {
-				foreach ($namespaces AS $nskey => $nsvalue) {
+				foreach ($namespaces as $nskey => $nsvalue) {
 					$key .= " xmlns".($nskey == "" ? "":":").$nskey.'="'.$nsvalue.'"';
 				}
 
@@ -50,7 +50,7 @@ class xml {
 			}
 		}
 
-		foreach($array as $key => $value) {
+		foreach ($array as $key => $value) {
 			if (!isset($element) && isset($xml)) {
 				$element = $xml;
 			}
@@ -72,7 +72,7 @@ class xml {
 			} elseif (isset($namespaces[""])) {
 				$namespace = $namespaces[""];
 			} else {
-				$namespace = NULL;
+				$namespace = null;
 			}
 
 			// Remove undefined namespaces from the key
@@ -90,7 +90,7 @@ class xml {
 					if ((count($element_parts) > 1) && isset($namespaces[$element_parts[0]])) {
 						$namespace = $namespaces[$element_parts[0]];
 					} else {
-						$namespace = NULL;
+						$namespace = null;
 					}
 
 					$element->addAttribute($attr_key, $attr_value, $namespace);
@@ -102,7 +102,7 @@ class xml {
 			if (!is_array($value)) {
 				$element = $xml->addChild($key, xmlify($value), $namespace);
 			} elseif (is_array($value)) {
-				$element = $xml->addChild($key, NULL, $namespace);
+				$element = $xml->addChild($key, null, $namespace);
 				self::from_array($value, $element, $remove_header, $namespaces, false);
 			}
 		}
@@ -111,16 +111,17 @@ class xml {
 	/**
 	 * @brief Copies an XML object
 	 *
-	 * @param object $source The XML source
-	 * @param object $target The XML target
+	 * @param object $source      The XML source
+	 * @param object $target      The XML target
 	 * @param string $elementname Name of the XML element of the target
 	 */
-	public static function copy(&$source, &$target, $elementname) {
-		if (count($source->children()) == 0)
+	public static function copy(&$source, &$target, $elementname)
+	{
+		if (count($source->children()) == 0) {
 			$target->addChild($elementname, xmlify($source));
-		else {
+		} else {
 			$child = $target->addChild($elementname);
-			foreach ($source->children() AS $childfield => $childentry) {
+			foreach ($source->children() as $childfield => $childentry) {
 				self::copy($childentry, $child, $childfield);
 			}
 		}
@@ -129,17 +130,18 @@ class xml {
 	/**
 	 * @brief Create an XML element
 	 *
-	 * @param object $doc XML root
-	 * @param string $element XML element name
-	 * @param string $value XML value
-	 * @param array $attributes array containing the attributes
+	 * @param object $doc        XML root
+	 * @param string $element    XML element name
+	 * @param string $value      XML value
+	 * @param array  $attributes array containing the attributes
 	 *
 	 * @return object XML element object
 	 */
-	public static function create_element($doc, $element, $value = "", $attributes = array()) {
+	public static function create_element($doc, $element, $value = "", $attributes = array())
+	{
 		$element = $doc->createElement($element, xmlify($value));
 
-		foreach ($attributes AS $key => $value) {
+		foreach ($attributes as $key => $value) {
 			$attribute = $doc->createAttribute($key);
 			$attribute->value = xmlify($value);
 			$element->appendChild($attribute);
@@ -150,13 +152,14 @@ class xml {
 	/**
 	 * @brief Create an XML and append it to the parent object
 	 *
-	 * @param object $doc XML root
-	 * @param object $parent parent object
-	 * @param string $element XML element name
-	 * @param string $value XML value
-	 * @param array $attributes array containing the attributes
+	 * @param object $doc        XML root
+	 * @param object $parent     parent object
+	 * @param string $element    XML element name
+	 * @param string $value      XML value
+	 * @param array  $attributes array containing the attributes
 	 */
-	public static function add_element($doc, $parent, $element, $value = "", $attributes = array()) {
+	public static function add_element($doc, $parent, $element, $value = "", $attributes = array())
+	{
 		$element = self::create_element($doc, $element, $value, $attributes);
 		$parent->appendChild($element);
 	}
@@ -165,14 +168,14 @@ class xml {
 	 * @brief Convert an XML document to a normalised, case-corrected array
 	 *   used by webfinger
 	 *
-	 * @param object $xml_element The XML document
+	 * @param object  $xml_element     The XML document
 	 * @param integer $recursion_depth recursion counter for internal use - default 0
-	 *    internal use, recursion counter
+	 *                                 internal use, recursion counter
 	 *
 	 * @return array | sring The array from the xml element or the string
 	 */
-	public static function element_to_array($xml_element, &$recursion_depth=0) {
-
+	public static function element_to_array($xml_element, &$recursion_depth=0)
+	{
 		// If we're getting too deep, bail out
 		if ($recursion_depth > 512) {
 			return(null);
@@ -180,7 +183,8 @@ class xml {
 
 		if (!is_string($xml_element)
 			&& !is_array($xml_element)
-			&& (get_class($xml_element) == 'SimpleXMLElement')) {
+			&& (get_class($xml_element) == 'SimpleXMLElement')
+		) {
 				$xml_element_copy = $xml_element;
 				$xml_element = get_object_vars($xml_element);
 		}
@@ -192,12 +196,11 @@ class xml {
 			}
 
 			foreach ($xml_element as $key => $value) {
-
 				$recursion_depth++;
-				$result_array[strtolower($key)] =
-					self::element_to_array($value, $recursion_depth);
+				$result_array[strtolower($key)]	= self::element_to_array($value, $recursion_depth);
 				$recursion_depth--;
 			}
+
 			if ($recursion_depth == 0) {
 				$temp_array = $result_array;
 				$result_array = array(
@@ -206,7 +209,6 @@ class xml {
 			}
 
 			return ($result_array);
-
 		} else {
 			return (trim(strval($xml_element)));
 		}
@@ -215,31 +217,32 @@ class xml {
 	/**
 	 * @brief Convert the given XML text to an array in the XML structure.
 	 *
-	 * xml::to_array() will convert the given XML text to an array in the XML structure.
+	 * Xml::to_array() will convert the given XML text to an array in the XML structure.
 	 * Link: http://www.bin-co.com/php/scripts/xml2array/
 	 * Portions significantly re-written by mike@macgirvin.com for Friendica
 	 * (namespaces, lowercase tags, get_attribute default changed, more...)
 	 *
-	 * Examples: $array =  xml::to_array(file_get_contents('feed.xml'));
-	 *		$array =  xml::to_array(file_get_contents('feed.xml', true, 1, 'attribute'));
+	 * Examples: $array =  Xml::to_array(file_get_contents('feed.xml'));
+	 *		$array =  Xml::to_array(file_get_contents('feed.xml', true, 1, 'attribute'));
 	 *
-	 * @param object $contents The XML text
-	 * @param boolean $namespaces True or false include namespace information
-	 *	in the returned array as array elements.
+	 * @param object  $contents       The XML text
+	 * @param boolean $namespaces     True or false include namespace information
+	 *	                              in the returned array as array elements.
 	 * @param integer $get_attributes 1 or 0. If this is 1 the function will get the attributes as well as the tag values -
-	 *	this results in a different array structure in the return value.
-	 * @param string $priority Can be 'tag' or 'attribute'. This will change the way the resulting
-	 *	 array sturcture. For 'tag', the tags are given more importance.
+	 *	                              this results in a different array structure in the return value.
+	 * @param string  $priority       Can be 'tag' or 'attribute'. This will change the way the resulting
+	 *	                              array sturcture. For 'tag', the tags are given more importance.
 	 *
 	 * @return array The parsed XML in an array form. Use print_r() to see the resulting array structure.
 	 */
-	public static function to_array($contents, $namespaces = true, $get_attributes = 1, $priority = 'attribute') {
+	public static function to_array($contents, $namespaces = true, $get_attributes = 1, $priority = 'attribute')
+	{
 		if (!$contents) {
 			return array();
 		}
 
 		if (!function_exists('xml_parser_create')) {
-			logger('xml::to_array: parser function missing');
+			logger('Xml::to_array: parser function missing');
 			return array();
 		}
 
@@ -248,13 +251,13 @@ class xml {
 		libxml_clear_errors();
 
 		if ($namespaces) {
-			$parser = @xml_parser_create_ns("UTF-8",':');
+			$parser = @xml_parser_create_ns("UTF-8", ':');
 		} else {
 			$parser = @xml_parser_create();
 		}
 
 		if (! $parser) {
-			logger('xml::to_array: xml_parser_create: no resource');
+			logger('Xml::to_array: xml_parser_create: no resource');
 			return array();
 		}
 
@@ -266,7 +269,7 @@ class xml {
 		@xml_parser_free($parser);
 
 		if (! $xml_values) {
-			logger('xml::to_array: libxml: parse error: ' . $contents, LOGGER_DATA);
+			logger('Xml::to_array: libxml: parse error: ' . $contents, LOGGER_DATA);
 			foreach (libxml_get_errors() as $err) {
 				logger('libxml: parse: ' . $err->code . " at " . $err->line . ":" . $err->column . " : " . $err->message, LOGGER_DATA);
 			}
@@ -305,7 +308,7 @@ class xml {
 			//Set the attributes too.
 			if (isset($attributes) and $get_attributes) {
 				foreach ($attributes as $attr => $val) {
-					if($priority == 'tag') {
+					if ($priority == 'tag') {
 						$attributes_data[$attr] = $val;
 					} else {
 						$result['@attributes'][$attr] = $val; // Set all the attributes in a array called 'attr'
@@ -331,7 +334,6 @@ class xml {
 					$repeated_tag_index[$tag.'_'.$level] = 1;
 
 					$current = &$current[$tag];
-
 				} else { // There was another element with the same tag name
 
 					if (isset($current[$tag][0])) { // If there is a 0th element it is already an array
@@ -345,12 +347,10 @@ class xml {
 							$current[$tag]['0_attr'] = $current[$tag.'_attr'];
 							unset($current[$tag.'_attr']);
 						}
-
 					}
 					$last_item_index = $repeated_tag_index[$tag.'_'.$level]-1;
 					$current = &$current[$tag][$last_item_index];
 				}
-
 			} elseif ($type == "complete") { // Tags that ends in 1 line '<tag />'
 				//See if the key is already taken.
 				if (!isset($current[$tag])) { //New Key
@@ -359,7 +359,6 @@ class xml {
 					if ($priority == 'tag' and $attributes_data) {
 						$current[$tag. '_attr'] = $attributes_data;
 					}
-
 				} else { // If taken, put all things inside a list(array)
 					if (isset($current[$tag][0]) and is_array($current[$tag])) { // If it is already an array...
 
@@ -370,7 +369,6 @@ class xml {
 							$current[$tag][$repeated_tag_index[$tag.'_'.$level] . '_attr'] = $attributes_data;
 						}
 						$repeated_tag_index[$tag.'_'.$level]++;
-
 					} else { // If it is not an array...
 						$current[$tag] = array($current[$tag], $result); //...Make it an array using using the existing value and the new value
 						$repeated_tag_index[$tag.'_'.$level] = 1;
@@ -388,7 +386,6 @@ class xml {
 						$repeated_tag_index[$tag.'_'.$level]++; // 0 and 1 indexes are already taken
 					}
 				}
-
 			} elseif ($type == 'close') { // End of tag '</tag>'
 				$current = &$parent[$level-1];
 			}
@@ -400,10 +397,11 @@ class xml {
 	/**
 	 * @brief Delete a node in a XML object
 	 *
-	 * @param object $doc XML document
+	 * @param object $doc  XML document
 	 * @param string $node Node name
 	 */
-	public static function deleteNode(&$doc, $node) {
+	public static function deleteNode(&$doc, $node)
+	{
 		$xpath = new DomXPath($doc);
 		$list = $xpath->query("//".$node);
 		foreach ($list as $child) {

From 1f48f62e6c4d29ba44c1d90770f751ef615581c7 Mon Sep 17 00:00:00 2001
From: Adam Magness <adam.magness@gmail.com>
Date: Fri, 10 Nov 2017 00:26:41 -0500
Subject: [PATCH 2/7] Add uses

added DomXPath and SimpleXMLElement
---
 src/Util/Xml.php | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/Util/Xml.php b/src/Util/Xml.php
index a88a834abb..8be1478edb 100644
--- a/src/Util/Xml.php
+++ b/src/Util/Xml.php
@@ -5,6 +5,9 @@
  */
 namespace Friendica\Util;
 
+use DomXPath;
+use SimpleXmMLElement;
+
 /**
  * @brief This class contain methods to work with XML data
  */

From a2cd9d12afea8672cc53d57001acf9488be9e789 Mon Sep 17 00:00:00 2001
From: Adam Magness <adam.magness@gmail.com>
Date: Fri, 10 Nov 2017 00:34:31 -0500
Subject: [PATCH 3/7] Spelling

spelling correction for simplexmlelement
---
 src/Util/Xml.php | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/Util/Xml.php b/src/Util/Xml.php
index 8be1478edb..7315567d83 100644
--- a/src/Util/Xml.php
+++ b/src/Util/Xml.php
@@ -1,12 +1,12 @@
 <?php
 
 /**
- * @file xrc/Util/Xml.php
+ * @file src/Util/Xml.php
  */
 namespace Friendica\Util;
 
 use DomXPath;
-use SimpleXmMLElement;
+use SimpleXMLElement;
 
 /**
  * @brief This class contain methods to work with XML data
@@ -24,8 +24,8 @@ class Xml
 	 *
 	 * @return string The created XML
 	 */
-	public static function from_array($array, &$xml, $remove_header = false, $namespaces = array(), $root = true) {
-
+	public static function from_array($array, &$xml, $remove_header = false, $namespaces = array(), $root = true)
+	{
 		if ($root) {
 			foreach ($array as $key => $value) {
 				foreach ($namespaces as $nskey => $nsvalue) {

From f245bc83590879948d588fa9a2ac1ed50adefdb6 Mon Sep 17 00:00:00 2001
From: Adam Magness <adam.magness@gmail.com>
Date: Fri, 10 Nov 2017 00:00:50 -0500
Subject: [PATCH 4/7] Move xml to namespace

Relocate xml from include to src
Related to #3878
---
 include/api.php                     | 9427 ++++++++++++++-------------
 include/html2bbcode.php             |  130 +-
 include/network.php                 |  329 +-
 include/ostatus.php                 |  215 +-
 include/salmon.php                  |   20 +-
 mod/fetch.php                       |   32 +-
 mod/ping.php                        |    6 +-
 src/Network/Probe.php               |    7 +-
 src/ParseUrl.php                    |   25 +-
 src/Protocol/DFRN.php               |  202 +-
 src/Protocol/Diaspora.php           |   12 +-
 include/xml.php => src/Util/Xml.php |  126 +-
 12 files changed, 5394 insertions(+), 5137 deletions(-)
 rename include/xml.php => src/Util/Xml.php (78%)

diff --git a/include/api.php b/include/api.php
index 594e68d519..102c76a991 100644
--- a/include/api.php
+++ b/include/api.php
@@ -13,6 +13,7 @@ use Friendica\Core\NotificationsManager;
 use Friendica\Core\Worker;
 use Friendica\Database\DBM;
 use Friendica\Protocol\Diaspora;
+use Friendica\Util\Xml;
 
 require_once 'include/HTTPExceptions.php';
 require_once 'include/bbcode.php';
@@ -32,7 +33,6 @@ require_once 'include/message.php';
 require_once 'include/group.php';
 require_once 'include/like.php';
 require_once 'include/plaintext.php';
-require_once 'include/xml.php';
 
 define('API_METHOD_ANY', '*');
 define('API_METHOD_GET', 'GET');
@@ -42,647 +42,658 @@ define('API_METHOD_DELETE', 'POST,DELETE');
 $API = array();
 $called_api = null;
 
-/// @TODO Fix intending
-	/**
-	 * @brief Auth API user
-	 *
-	 * It is not sufficient to use local_user() to check whether someone is allowed to use the API,
-	 * because this will open CSRF holes (just embed an image with src=friendicasite.com/api/statuses/update?status=CSRF
-	 * into a page, and visitors will post something without noticing it).
-	 */
-	function api_user() {
-		if (x($_SESSION, 'allow_api')) {
-			return local_user();
-		}
-
-		return false;
+/**
+ * @brief Auth API user
+ *
+ * It is not sufficient to use local_user() to check whether someone is allowed to use the API,
+ * because this will open CSRF holes (just embed an image with src=friendicasite.com/api/statuses/update?status=CSRF
+ * into a page, and visitors will post something without noticing it).
+ */
+function api_user()
+{
+	if (x($_SESSION, 'allow_api')) {
+		return local_user();
 	}
 
-	/**
-	 * @brief Get source name from API client
-	 *
-	 * Clients can send 'source' parameter to be show in post metadata
-	 * as "sent via <source>".
-	 * Some clients doesn't send a source param, we support ones we know
-	 * (only Twidere, atm)
-	 *
-	 * @return string
-	 * 		Client source name, default to "api" if unset/unknown
-	 */
-	function api_source() {
-		if (requestdata('source')) {
-			return requestdata('source');
-		}
+	return false;
+}
 
-		// Support for known clients that doesn't send a source name
-		if (strpos($_SERVER['HTTP_USER_AGENT'], "Twidere") !== false) {
-			return "Twidere";
-		}
-
-		logger("Unrecognized user-agent ".$_SERVER['HTTP_USER_AGENT'], LOGGER_DEBUG);
-
-		return "api";
+/**
+ * @brief Get source name from API client
+ *
+ * Clients can send 'source' parameter to be show in post metadata
+ * as "sent via <source>".
+ * Some clients doesn't send a source param, we support ones we know
+ * (only Twidere, atm)
+ *
+ * @return string
+ * 		Client source name, default to "api" if unset/unknown
+ */
+function api_source()
+{
+	if (requestdata('source')) {
+		return requestdata('source');
 	}
 
-	/**
-	 * @brief Format date for API
-	 *
-	 * @param string $str Source date, as UTC
-	 * @return string Date in UTC formatted as "D M d H:i:s +0000 Y"
-	 */
-	function api_date($str) {
-		// Wed May 23 06:01:13 +0000 2007
-		return datetime_convert('UTC', 'UTC', $str, "D M d H:i:s +0000 Y" );
+	// Support for known clients that doesn't send a source name
+	if (strpos($_SERVER['HTTP_USER_AGENT'], "Twidere") !== false) {
+		return "Twidere";
 	}
 
-	/**
-	 * @brief Register API endpoint
-	 *
-	 * Register a function to be the endpont for defined API path.
-	 *
-	 * @param string $path API URL path, relative to System::baseUrl()
-	 * @param string $func Function name to call on path request
-	 * @param bool $auth API need logged user
-	 * @param string $method HTTP method reqiured to call this endpoint.
-	 *
-	 * One of API_METHOD_ANY, API_METHOD_GET, API_METHOD_POST.
-	 * Default to API_METHOD_ANY
-	 */
-	function api_register_func($path, $func, $auth = false, $method = API_METHOD_ANY) {
-		global $API;
+	logger("Unrecognized user-agent ".$_SERVER['HTTP_USER_AGENT'], LOGGER_DEBUG);
 
-		$API[$path] = array(
-			'func'   => $func,
-			'auth'   => $auth,
-			'method' => $method,
-		);
-
-		// Workaround for hotot
-		$path = str_replace("api/", "api/1.1/", $path);
-
-		$API[$path] = array(
-			'func'   => $func,
-			'auth'   => $auth,
-			'method' => $method,
+	return "api";
+}
+
+/**
+ * @brief Format date for API
+ *
+ * @param string $str Source date, as UTC
+ * @return string Date in UTC formatted as "D M d H:i:s +0000 Y"
+ */
+function api_date($str)
+{
+	// Wed May 23 06:01:13 +0000 2007
+	return datetime_convert('UTC', 'UTC', $str, "D M d H:i:s +0000 Y");
+}
+
+/**
+ * @brief Register API endpoint
+ *
+ * Register a function to be the endpont for defined API path.
+ *
+ * @param string $path   API URL path, relative to System::baseUrl()
+ * @param string $func   Function name to call on path request
+ * @param bool   $auth   API need logged user
+ * @param string $method HTTP method reqiured to call this endpoint.
+ *                       One of API_METHOD_ANY, API_METHOD_GET, API_METHOD_POST.
+ *                       Default to API_METHOD_ANY
+ */
+function api_register_func($path, $func, $auth = false, $method = API_METHOD_ANY)
+{
+	global $API;
+
+	$API[$path] = array(
+		'func'   => $func,
+		'auth'   => $auth,
+		'method' => $method,
+	);
+
+	// Workaround for hotot
+	$path = str_replace("api/", "api/1.1/", $path);
+
+	$API[$path] = array(
+		'func'   => $func,
+		'auth'   => $auth,
+		'method' => $method,
+	);
+}
+
+/**
+ * @brief Login API user
+ *
+ * Log in user via OAuth1 or Simple HTTP Auth.
+ * Simple Auth allow username in form of <pre>user@server</pre>, ignoring server part
+ *
+ * @param object $a App
+ * @hook 'authenticate'
+ * 		array $addon_auth
+ *			'username' => username from login form
+ *			'password' => password from login form
+ *			'authenticated' => return status,
+ *			'user_record' => return authenticated user record
+ * @hook 'logged_in'
+ * 		array $user	logged user record
+ */
+function api_login(App $a)
+{
+	// login with oauth
+	try {
+		$oauth = new FKOAuth1();
+		list($consumer,$token) = $oauth->verify_request(OAuthRequest::from_request());
+		if (!is_null($token)) {
+			$oauth->loginUser($token->uid);
+			call_hooks('logged_in', $a->user);
+			return;
+		}
+		echo __FILE__.__LINE__.__FUNCTION__ . "<pre>";
+		var_dump($consumer, $token);
+		die();
+	} catch (Exception $e) {
+		logger($e);
+	}
+
+	// workaround for HTTP-auth in CGI mode
+	if (x($_SERVER, 'REDIRECT_REMOTE_USER')) {
+		$userpass = base64_decode(substr($_SERVER["REDIRECT_REMOTE_USER"], 6)) ;
+		if (strlen($userpass)) {
+			list($name, $password) = explode(':', $userpass);
+			$_SERVER['PHP_AUTH_USER'] = $name;
+			$_SERVER['PHP_AUTH_PW'] = $password;
+		}
+	}
+
+	if (!x($_SERVER, 'PHP_AUTH_USER')) {
+		logger('API_login: ' . print_r($_SERVER,true), LOGGER_DEBUG);
+		header('WWW-Authenticate: Basic realm="Friendica"');
+		throw new UnauthorizedException("This API requires login");
+	}
+
+	$user = $_SERVER['PHP_AUTH_USER'];
+	$password = $_SERVER['PHP_AUTH_PW'];
+	$encrypted = hash('whirlpool', trim($password));
+
+	// allow "user@server" login (but ignore 'server' part)
+	$at = strstr($user, "@", true);
+	if ($at) {
+		$user = $at;
+	}
+
+	// next code from mod/auth.php. needs better solution
+	$record = null;
+
+	$addon_auth = array(
+		'username' => trim($user),
+		'password' => trim($password),
+		'authenticated' => 0,
+		'user_record' => null,
+	);
+
+	/*
+		* A plugin indicates successful login by setting 'authenticated' to non-zero value and returning a user record
+		* Plugins should never set 'authenticated' except to indicate success - as hooks may be chained
+		* and later plugins should not interfere with an earlier one that succeeded.
+		*/
+	call_hooks('authenticate', $addon_auth);
+
+	if (($addon_auth['authenticated']) && (count($addon_auth['user_record']))) {
+		$record = $addon_auth['user_record'];
+	} else {
+		// process normal login request
+		$r = q(
+			"SELECT * FROM `user` WHERE (`email` = '%s' OR `nickname` = '%s')
+			AND `password` = '%s' AND NOT `blocked` AND NOT `account_expired` AND NOT `account_removed` AND `verified` LIMIT 1",
+			dbesc(trim($user)),
+			dbesc(trim($user)),
+			dbesc($encrypted)
 		);
+		if (DBM::is_result($r)) {
+			$record = $r[0];
+		}
 	}
 
-	/**
-	 * @brief Login API user
-	 *
-	 * Log in user via OAuth1 or Simple HTTP Auth.
-	 * Simple Auth allow username in form of <pre>user@server</pre>, ignoring server part
-	 *
-	 * @param App $a
-	 * @hook 'authenticate'
-	 * 		array $addon_auth
-	 *			'username' => username from login form
-	 *			'password' => password from login form
-	 *			'authenticated' => return status,
-	 *			'user_record' => return authenticated user record
-	 * @hook 'logged_in'
-	 * 		array $user	logged user record
-	 */
-	function api_login(App $a) {
-		// login with oauth
-		try {
-			$oauth = new FKOAuth1();
-			list($consumer,$token) = $oauth->verify_request(OAuthRequest::from_request());
-			if (!is_null($token)) {
-				$oauth->loginUser($token->uid);
-				call_hooks('logged_in', $a->user);
-				return;
-			}
-			echo __FILE__.__LINE__.__FUNCTION__ . "<pre>";
-			var_dump($consumer, $token);
-			die();
-		} catch (Exception $e) {
-			logger($e);
-		}
-
-		// workaround for HTTP-auth in CGI mode
-		if (x($_SERVER, 'REDIRECT_REMOTE_USER')) {
-			$userpass = base64_decode(substr($_SERVER["REDIRECT_REMOTE_USER"], 6)) ;
-			if (strlen($userpass)) {
-				list($name, $password) = explode(':', $userpass);
-				$_SERVER['PHP_AUTH_USER'] = $name;
-				$_SERVER['PHP_AUTH_PW'] = $password;
-			}
-		}
-
-		if (!x($_SERVER, 'PHP_AUTH_USER')) {
-			logger('API_login: ' . print_r($_SERVER,true), LOGGER_DEBUG);
-			header('WWW-Authenticate: Basic realm="Friendica"');
-			throw new UnauthorizedException("This API requires login");
-		}
-
-		$user = $_SERVER['PHP_AUTH_USER'];
-		$password = $_SERVER['PHP_AUTH_PW'];
-		$encrypted = hash('whirlpool', trim($password));
-
-		// allow "user@server" login (but ignore 'server' part)
-		$at = strstr($user, "@", true);
-		if ($at) {
-			$user = $at;
-		}
-
-		// next code from mod/auth.php. needs better solution
-		$record = null;
-
-		$addon_auth = array(
-			'username' => trim($user),
-			'password' => trim($password),
-			'authenticated' => 0,
-			'user_record' => null,
-		);
-
-		/*
-		 * A plugin indicates successful login by setting 'authenticated' to non-zero value and returning a user record
-		 * Plugins should never set 'authenticated' except to indicate success - as hooks may be chained
-		 * and later plugins should not interfere with an earlier one that succeeded.
-		 */
-		call_hooks('authenticate', $addon_auth);
-
-		if (($addon_auth['authenticated']) && (count($addon_auth['user_record']))) {
-			$record = $addon_auth['user_record'];
-		} else {
-			// process normal login request
-			$r = q("SELECT * FROM `user` WHERE (`email` = '%s' OR `nickname` = '%s')
-				AND `password` = '%s' AND NOT `blocked` AND NOT `account_expired` AND NOT `account_removed` AND `verified` LIMIT 1",
-				dbesc(trim($user)),
-				dbesc(trim($user)),
-				dbesc($encrypted)
-			);
-			if (DBM::is_result($r)) {
-				$record = $r[0];
-			}
-		}
-
-		if ((! $record) || (! count($record))) {
-			logger('API_login failure: ' . print_r($_SERVER, true), LOGGER_DEBUG);
-			header('WWW-Authenticate: Basic realm="Friendica"');
-			//header('HTTP/1.0 401 Unauthorized');
-			//die('This api requires login');
-			throw new UnauthorizedException("This API requires login");
-		}
-
-		authenticate_success($record);
-
-		$_SESSION["allow_api"] = true;
-
-		call_hooks('logged_in', $a->user);
-
+	if ((! $record) || (! count($record))) {
+		logger('API_login failure: ' . print_r($_SERVER, true), LOGGER_DEBUG);
+		header('WWW-Authenticate: Basic realm="Friendica"');
+		//header('HTTP/1.0 401 Unauthorized');
+		//die('This api requires login');
+		throw new UnauthorizedException("This API requires login");
 	}
 
-	/**
-	 * @brief Check HTTP method of called API
-	 *
-	 * API endpoints can define which HTTP method to accept when called.
-	 * This function check the current HTTP method agains endpoint
-	 * registered method.
-	 *
-	 * @param string $method Required methods, uppercase, separated by comma
-	 * @return bool
-	 */
-	 function api_check_method($method) {
-		if ($method == "*") {
-			return true;
-		}
-		return (strpos($method, $_SERVER['REQUEST_METHOD']) !== false);
-	 }
+	authenticate_success($record);
 
-	/**
-	 * @brief Main API entry point
-	 *
-	 * Authenticate user, call registered API function, set HTTP headers
-	 *
-	 * @param App $a
-	 * @return string API call result
-	 */
-	function api_call(App $a) {
-		global $API, $called_api;
+	$_SESSION["allow_api"] = true;
 
+	call_hooks('logged_in', $a->user);
+}
+
+/**
+ * @brief Check HTTP method of called API
+ *
+ * API endpoints can define which HTTP method to accept when called.
+ * This function check the current HTTP method agains endpoint
+ * registered method.
+ *
+ * @param string $method Required methods, uppercase, separated by comma
+ * @return bool
+ */
+function api_check_method($method)
+{
+	if ($method == "*") {
+		return true;
+	}
+	return (strpos($method, $_SERVER['REQUEST_METHOD']) !== false);
+}
+
+/**
+ * @brief Main API entry point
+ *
+ * Authenticate user, call registered API function, set HTTP headers
+ *
+ * @param object $a App
+ * @return string API call result
+ */
+function api_call(App $a)
+{
+	global $API, $called_api;
+
+	$type = "json";
+	if (strpos($a->query_string, ".xml") > 0) {
+		$type = "xml";
+	}
+	if (strpos($a->query_string, ".json") > 0) {
 		$type = "json";
-		if (strpos($a->query_string, ".xml") > 0) {
-			$type = "xml";
-		}
-		if (strpos($a->query_string, ".json") > 0) {
-			$type = "json";
-		}
-		if (strpos($a->query_string, ".rss") > 0) {
-			$type = "rss";
-		}
-		if (strpos($a->query_string, ".atom") > 0) {
-			$type = "atom";
-		}
+	}
+	if (strpos($a->query_string, ".rss") > 0) {
+		$type = "rss";
+	}
+	if (strpos($a->query_string, ".atom") > 0) {
+		$type = "atom";
+	}
 
-		try {
-			foreach ($API as $p => $info) {
-				if (strpos($a->query_string, $p) === 0) {
-					if (!api_check_method($info['method'])) {
-						throw new MethodNotAllowedException();
-					}
+	try {
+		foreach ($API as $p => $info) {
+			if (strpos($a->query_string, $p) === 0) {
+				if (!api_check_method($info['method'])) {
+					throw new MethodNotAllowedException();
+				}
 
-					$called_api = explode("/", $p);
-					//unset($_SERVER['PHP_AUTH_USER']);
+				$called_api = explode("/", $p);
+				//unset($_SERVER['PHP_AUTH_USER']);
 
-					/// @TODO should be "true ==[=] $info['auth']", if you miss only one = character, you assign a variable (only with ==). Let's make all this even.
-					if ($info['auth'] === true && api_user() === false) {
-						api_login($a);
-					}
+				/// @TODO should be "true ==[=] $info['auth']", if you miss only one = character, you assign a variable (only with ==). Let's make all this even.
+				if ($info['auth'] === true && api_user() === false) {
+					api_login($a);
+				}
 
-					logger('API call for ' . $a->user['username'] . ': ' . $a->query_string);
-					logger('API parameters: ' . print_r($_REQUEST, true));
+				logger('API call for ' . $a->user['username'] . ': ' . $a->query_string);
+				logger('API parameters: ' . print_r($_REQUEST, true));
 
-					$stamp =  microtime(true);
-					$r = call_user_func($info['func'], $type);
-					$duration = (float) (microtime(true) - $stamp);
-					logger("API call duration: " . round($duration, 2) . "\t" . $a->query_string, LOGGER_DEBUG);
+				$stamp =  microtime(true);
+				$r = call_user_func($info['func'], $type);
+				$duration = (float) (microtime(true) - $stamp);
+				logger("API call duration: " . round($duration, 2) . "\t" . $a->query_string, LOGGER_DEBUG);
 
-					if (Config::get("system", "profiler")) {
-						$duration = microtime(true)-$a->performance["start"];
+				if (Config::get("system", "profiler")) {
+					$duration = microtime(true)-$a->performance["start"];
 
-						/// @TODO round() really everywhere?
-						logger(parse_url($a->query_string, PHP_URL_PATH) . ": " . sprintf("Database: %s/%s, Network: %s, I/O: %s, Other: %s, Total: %s",
+					/// @TODO round() really everywhere?
+					logger(
+						parse_url($a->query_string, PHP_URL_PATH) . ": " . sprintf(
+							"Database: %s/%s, Network: %s, I/O: %s, Other: %s, Total: %s",
 							round($a->performance["database"] - $a->performance["database_write"], 3),
 							round($a->performance["database_write"], 3),
 							round($a->performance["network"], 2),
 							round($a->performance["file"], 2),
-							round($duration - ($a->performance["database"] + $a->performance["network"]
-								+ $a->performance["file"]), 2),
-							round($duration, 2)),
-							LOGGER_DEBUG
-						);
+							round($duration - ($a->performance["database"] + $a->performance["network"]	+ $a->performance["file"]), 2),
+							round($duration, 2)
+						),
+						LOGGER_DEBUG
+					);
 
-						if (Config::get("rendertime", "callstack")) {
-							$o = "Database Read:\n";
-							foreach ($a->callstack["database"] AS $func => $time) {
-								$time = round($time, 3);
-								if ($time > 0) {
-									$o .= $func . ": " . $time . "\n";
-								}
+					if (Config::get("rendertime", "callstack")) {
+						$o = "Database Read:\n";
+						foreach ($a->callstack["database"] as $func => $time) {
+							$time = round($time, 3);
+							if ($time > 0) {
+								$o .= $func . ": " . $time . "\n";
+							}
+						}
+						$o .= "\nDatabase Write:\n";
+						foreach ($a->callstack["database_write"] as $func => $time) {
+							$time = round($time, 3);
+							if ($time > 0) {
+								$o .= $func . ": " . $time . "\n";
 							}
-							$o .= "\nDatabase Write:\n";
-							foreach ($a->callstack["database_write"] AS $func => $time) {
-								$time = round($time, 3);
-								if ($time > 0) {
-									$o .= $func . ": " . $time . "\n";
-								}
-							}
-
-							$o .= "\nNetwork:\n";
-							foreach ($a->callstack["network"] AS $func => $time) {
-								$time = round($time, 3);
-								if ($time > 0) {
-									$o .= $func . ": " . $time . "\n";
-								}
-							}
-							logger($o, LOGGER_DEBUG);
 						}
-					}
 
-					if (false === $r) {
-						/*
-						 * api function returned false withour throw an
-						 * exception. This should not happend, throw a 500
-						 */
-						throw new InternalServerErrorException();
-					}
-
-					switch ($type) {
-						case "xml":
-							header ("Content-Type: text/xml");
-							return $r;
-							break;
-						case "json":
-							header ("Content-Type: application/json");
-							foreach ($r as $rr)
-								$json = json_encode($rr);
-								if (x($_GET, 'callback')) {
-									$json = $_GET['callback'] . "(" . $json . ")";
-								}
-								return $json;
-							break;
-						case "rss":
-							header ("Content-Type: application/rss+xml");
-							return '<?xml version="1.0" encoding="UTF-8"?>' . "\n" . $r;
-							break;
-						case "atom":
-							header ("Content-Type: application/atom+xml");
-							return '<?xml version="1.0" encoding="UTF-8"?>' . "\n" . $r;
-							break;
+						$o .= "\nNetwork:\n";
+						foreach ($a->callstack["network"] as $func => $time) {
+							$time = round($time, 3);
+							if ($time > 0) {
+								$o .= $func . ": " . $time . "\n";
+							}
+						}
+						logger($o, LOGGER_DEBUG);
 					}
 				}
+
+				if (false === $r) {
+					/*
+						* api function returned false withour throw an
+						* exception. This should not happend, throw a 500
+						*/
+					throw new InternalServerErrorException();
+				}
+
+				switch ($type) {
+					case "xml":
+						header("Content-Type: text/xml");
+						return $r;
+						break;
+					case "json":
+						header("Content-Type: application/json");
+						foreach ($r as $rr)
+							$json = json_encode($rr);
+							if (x($_GET, 'callback')) {
+								$json = $_GET['callback'] . "(" . $json . ")";
+							}
+							return $json;
+						break;
+					case "rss":
+						header("Content-Type: application/rss+xml");
+						return '<?xml version="1.0" encoding="UTF-8"?>' . "\n" . $r;
+						break;
+					case "atom":
+						header("Content-Type: application/atom+xml");
+						return '<?xml version="1.0" encoding="UTF-8"?>' . "\n" . $r;
+						break;
+				}
+			}
+		}
+
+		logger('API call not implemented: ' . $a->query_string);
+		throw new NotImplementedException();
+	} catch (HTTPException $e) {
+		header("HTTP/1.1 {$e->httpcode} {$e->httpdesc}");
+		return api_error($type, $e);
+	}
+}
+
+/**
+ * @brief Format API error string
+ *
+ * @param string $type Return type (xml, json, rss, as)
+ * @param object $e    HTTPException Error object
+ * @return strin error message formatted as $type
+ */
+function api_error($type, $e)
+{
+	$a = get_app();
+
+	$error = ($e->getMessage() !== "" ? $e->getMessage() : $e->httpdesc);
+	/// @TODO:  https://dev.twitter.com/overview/api/response-codes
+
+	$error = array("error" => $error,
+			"code" => $e->httpcode . " " . $e->httpdesc,
+			"request" => $a->query_string);
+
+	$ret = api_format_data('status', $type, array('status' => $error));
+
+	switch ($type) {
+		case "xml":
+			header("Content-Type: text/xml");
+			return $ret;
+			break;
+		case "json":
+			header("Content-Type: application/json");
+			return json_encode($ret);
+			break;
+		case "rss":
+			header("Content-Type: application/rss+xml");
+			return $ret;
+			break;
+		case "atom":
+			header("Content-Type: application/atom+xml");
+			return $ret;
+			break;
+	}
+}
+
+/**
+ * @brief Set values for RSS template
+ *
+ * @param App $a
+ * @param array $arr       Array to be passed to template
+ * @param array $user_info User info
+ * @return array
+ * @todo find proper type-hints
+ */
+function api_rss_extra(App $a, $arr, $user_info)
+{
+	if (is_null($user_info)) {
+		$user_info = api_get_user($a);
+	}
+
+	$arr['$user'] = $user_info;
+	$arr['$rss'] = array(
+		'alternate'    => $user_info['url'],
+		'self'         => System::baseUrl() . "/" . $a->query_string,
+		'base'         => System::baseUrl(),
+		'updated'      => api_date(null),
+		'atom_updated' => datetime_convert('UTC', 'UTC', 'now', ATOM_TIME),
+		'language'     => $user_info['language'],
+		'logo'         => System::baseUrl() . "/images/friendica-32.png",
+	);
+
+	return $arr;
+}
+
+
+/**
+ * @brief Unique contact to contact url.
+ *
+ * @param int $id Contact id
+ * @return bool|string
+ * 		Contact url or False if contact id is unknown
+ */
+function api_unique_id_to_url($id)
+{
+	$r = dba::select('contact', array('url'), array('uid' => 0, 'id' => $id), array('limit' => 1));
+
+	if (DBM::is_result($r)) {
+		return $r["url"];
+	} else {
+		return false;
+	}
+}
+
+/**
+ * @brief Get user info array.
+ *
+ * @param object     $a          App
+ * @param int|string $contact_id Contact ID or URL
+ * @param string     $type       Return type (for errors)
+ */
+function api_get_user(App $a, $contact_id = null, $type = "json")
+{
+	global $called_api;
+
+	$user = null;
+	$extra_query = "";
+	$url = "";
+	$nick = "";
+
+	logger("api_get_user: Fetching user data for user ".$contact_id, LOGGER_DEBUG);
+
+	// Searching for contact URL
+	if (!is_null($contact_id) && (intval($contact_id) == 0)) {
+		$user = dbesc(normalise_link($contact_id));
+		$url = $user;
+		$extra_query = "AND `contact`.`nurl` = '%s' ";
+		if (api_user() !== false) {
+			$extra_query .= "AND `contact`.`uid`=" . intval(api_user());
+		}
+	}
+
+	// Searching for contact id with uid = 0
+	if (!is_null($contact_id) && (intval($contact_id) != 0)) {
+		$user = dbesc(api_unique_id_to_url($contact_id));
+
+		if ($user == "") {
+			throw new BadRequestException("User not found.");
+		}
+
+		$url = $user;
+		$extra_query = "AND `contact`.`nurl` = '%s' ";
+		if (api_user() !== false) {
+			$extra_query .= "AND `contact`.`uid`=" . intval(api_user());
+		}
+	}
+
+	if (is_null($user) && x($_GET, 'user_id')) {
+		$user = dbesc(api_unique_id_to_url($_GET['user_id']));
+
+		if ($user == "") {
+			throw new BadRequestException("User not found.");
+		}
+
+		$url = $user;
+		$extra_query = "AND `contact`.`nurl` = '%s' ";
+		if (api_user() !== false) {
+			$extra_query .= "AND `contact`.`uid`=" . intval(api_user());
+		}
+	}
+	if (is_null($user) && x($_GET, 'screen_name')) {
+		$user = dbesc($_GET['screen_name']);
+		$nick = $user;
+		$extra_query = "AND `contact`.`nick` = '%s' ";
+		if (api_user() !== false) {
+			$extra_query .= "AND `contact`.`uid`=".intval(api_user());
+		}
+	}
+
+	if (is_null($user) && x($_GET, 'profileurl')) {
+		$user = dbesc(normalise_link($_GET['profileurl']));
+		$nick = $user;
+		$extra_query = "AND `contact`.`nurl` = '%s' ";
+		if (api_user() !== false) {
+			$extra_query .= "AND `contact`.`uid`=".intval(api_user());
+		}
+	}
+
+	if (is_null($user) && ($a->argc > (count($called_api) - 1)) && (count($called_api) > 0)) {
+		$argid = count($called_api);
+		list($user, $null) = explode(".", $a->argv[$argid]);
+		if (is_numeric($user)) {
+			$user = dbesc(api_unique_id_to_url($user));
+
+			if ($user == "") {
+				return false;
 			}
 
-			logger('API call not implemented: ' . $a->query_string);
-			throw new NotImplementedException();
-		} catch (HTTPException $e) {
-			header("HTTP/1.1 {$e->httpcode} {$e->httpdesc}");
-			return api_error($type, $e);
-		}
-	}
-
-	/**
-	 * @brief Format API error string
-	 *
-	 * @param string $type Return type (xml, json, rss, as)
-	 * @param HTTPException $error Error object
-	 * @return strin error message formatted as $type
-	 */
-	function api_error($type, $e) {
-
-		$a = get_app();
-
-		$error = ($e->getMessage() !== "" ? $e->getMessage() : $e->httpdesc);
-		/// @TODO:  https://dev.twitter.com/overview/api/response-codes
-
-		$error = array("error" => $error,
-				"code" => $e->httpcode . " " . $e->httpdesc,
-				"request" => $a->query_string);
-
-		$ret = api_format_data('status', $type, array('status' => $error));
-
-		switch ($type) {
-			case "xml":
-				header ("Content-Type: text/xml");
-				return $ret;
-				break;
-			case "json":
-				header ("Content-Type: application/json");
-				return json_encode($ret);
-				break;
-			case "rss":
-				header ("Content-Type: application/rss+xml");
-				return $ret;
-				break;
-			case "atom":
-				header ("Content-Type: application/atom+xml");
-				return $ret;
-				break;
-		}
-	}
-
-	/**
-	 * @brief Set values for RSS template
-	 *
-	 * @param App $a
-	 * @param array $arr Array to be passed to template
-	 * @param array $user_info
-	 * @return array
-	 * @todo find proper type-hints
-	 */
-	function api_rss_extra(App $a, $arr, $user_info) {
-		if (is_null($user_info)) {
-			$user_info = api_get_user($a);
-		}
-
-		$arr['$user'] = $user_info;
-		$arr['$rss'] = array(
-			'alternate'    => $user_info['url'],
-			'self'         => System::baseUrl() . "/" . $a->query_string,
-			'base'         => System::baseUrl(),
-			'updated'      => api_date(null),
-			'atom_updated' => datetime_convert('UTC', 'UTC', 'now', ATOM_TIME),
-			'language'     => $user_info['language'],
-			'logo'         => System::baseUrl() . "/images/friendica-32.png",
-		);
-
-		return $arr;
-	}
-
-
-	/**
-	 * @brief Unique contact to contact url.
-	 *
-	 * @param int $id Contact id
-	 * @return bool|string
-	 * 		Contact url or False if contact id is unknown
-	 */
-	function api_unique_id_to_url($id) {
-		$r = dba::select('contact', array('url'), array('uid' => 0, 'id' => $id), array('limit' => 1));
-
-		if (DBM::is_result($r)) {
-			return $r["url"];
+			$url = $user;
+			$extra_query = "AND `contact`.`nurl` = '%s' ";
+			if (api_user() !== false) {
+				$extra_query .= "AND `contact`.`uid`=" . intval(api_user());
+			}
 		} else {
-			return false;
-		}
-	}
-
-	/**
-	 * @brief Get user info array.
-	 *
-	 * @param Api $a
-	 * @param int|string $contact_id Contact ID or URL
-	 * @param string $type Return type (for errors)
-	 */
-	function api_get_user(App $a, $contact_id = null, $type = "json") {
-		global $called_api;
-
-		$user = null;
-		$extra_query = "";
-		$url = "";
-		$nick = "";
-
-		logger("api_get_user: Fetching user data for user ".$contact_id, LOGGER_DEBUG);
-
-		// Searching for contact URL
-		if (!is_null($contact_id) && (intval($contact_id) == 0)) {
-			$user = dbesc(normalise_link($contact_id));
-			$url = $user;
-			$extra_query = "AND `contact`.`nurl` = '%s' ";
-			if (api_user() !== false) {
-				$extra_query .= "AND `contact`.`uid`=" . intval(api_user());
-			}
-		}
-
-		// Searching for contact id with uid = 0
-		if (!is_null($contact_id) && (intval($contact_id) != 0)) {
-			$user = dbesc(api_unique_id_to_url($contact_id));
-
-			if ($user == "") {
-				throw new BadRequestException("User not found.");
-			}
-
-			$url = $user;
-			$extra_query = "AND `contact`.`nurl` = '%s' ";
-			if (api_user() !== false) {
-				$extra_query .= "AND `contact`.`uid`=" . intval(api_user());
-			}
-		}
-
-		if (is_null($user) && x($_GET, 'user_id')) {
-			$user = dbesc(api_unique_id_to_url($_GET['user_id']));
-
-			if ($user == "") {
-				throw new BadRequestException("User not found.");
-			}
-
-			$url = $user;
-			$extra_query = "AND `contact`.`nurl` = '%s' ";
-			if (api_user() !== false) {
-				$extra_query .= "AND `contact`.`uid`=" . intval(api_user());
-			}
-		}
-		if (is_null($user) && x($_GET, 'screen_name')) {
-			$user = dbesc($_GET['screen_name']);
+			$user = dbesc($user);
 			$nick = $user;
 			$extra_query = "AND `contact`.`nick` = '%s' ";
 			if (api_user() !== false) {
-				$extra_query .= "AND `contact`.`uid`=".intval(api_user());
+				$extra_query .= "AND `contact`.`uid`=" . intval(api_user());
 			}
 		}
+	}
 
-		if (is_null($user) && x($_GET, 'profileurl')) {
-			$user = dbesc(normalise_link($_GET['profileurl']));
-			$nick = $user;
-			$extra_query = "AND `contact`.`nurl` = '%s' ";
-			if (api_user() !== false) {
-				$extra_query .= "AND `contact`.`uid`=".intval(api_user());
-			}
+	logger("api_get_user: user ".$user, LOGGER_DEBUG);
+
+	if (!$user) {
+		if (api_user() === false) {
+			api_login($a);
+			return false;
+		} else {
+			$user = $_SESSION['uid'];
+			$extra_query = "AND `contact`.`uid` = %d AND `contact`.`self` ";
+		}
+	}
+
+	logger('api_user: ' . $extra_query . ', user: ' . $user);
+
+	// user info
+	$uinfo = q(
+		"SELECT *, `contact`.`id` AS `cid` FROM `contact`
+			WHERE 1
+		$extra_query",
+		$user
+	);
+
+	// Selecting the id by priority, friendica first
+	api_best_nickname($uinfo);
+
+	// if the contact wasn't found, fetch it from the contacts with uid = 0
+	if (!DBM::is_result($uinfo)) {
+		$r = array();
+
+		if ($url != "") {
+			$r = q("SELECT * FROM `contact` WHERE `uid` = 0 AND `nurl` = '%s' LIMIT 1", dbesc(normalise_link($url)));
 		}
 
-		if (is_null($user) && ($a->argc > (count($called_api) - 1)) && (count($called_api) > 0)) {
-			$argid = count($called_api);
-			list($user, $null) = explode(".", $a->argv[$argid]);
-			if (is_numeric($user)) {
-				$user = dbesc(api_unique_id_to_url($user));
+		if (DBM::is_result($r)) {
+			$network_name = network_to_name($r[0]['network'], $r[0]['url']);
 
-				if ($user == "") {
-					return false;
-				}
-
-				$url = $user;
-				$extra_query = "AND `contact`.`nurl` = '%s' ";
-				if (api_user() !== false) {
-					$extra_query .= "AND `contact`.`uid`=" . intval(api_user());
-				}
-			} else {
-				$user = dbesc($user);
-				$nick = $user;
-				$extra_query = "AND `contact`.`nick` = '%s' ";
-				if (api_user() !== false) {
-					$extra_query .= "AND `contact`.`uid`=" . intval(api_user());
-				}
-			}
-		}
-
-		logger("api_get_user: user ".$user, LOGGER_DEBUG);
-
-		if (!$user) {
-			if (api_user() === false) {
-				api_login($a);
-				return false;
-			} else {
-				$user = $_SESSION['uid'];
-				$extra_query = "AND `contact`.`uid` = %d AND `contact`.`self` ";
+			// If no nick where given, extract it from the address
+			if (($r[0]['nick'] == "") || ($r[0]['name'] == $r[0]['nick'])) {
+				$r[0]['nick'] = api_get_nick($r[0]["url"]);
 			}
 
+			$ret = array(
+				'id' => $r[0]["id"],
+				'id_str' => (string) $r[0]["id"],
+				'name' => $r[0]["name"],
+				'screen_name' => (($r[0]['nick']) ? $r[0]['nick'] : $r[0]['name']),
+				'location' => ($r[0]["location"] != "") ? $r[0]["location"] : $network_name,
+				'description' => $r[0]["about"],
+				'profile_image_url' => $r[0]["micro"],
+				'profile_image_url_https' => $r[0]["micro"],
+				'url' => $r[0]["url"],
+				'protected' => false,
+				'followers_count' => 0,
+				'friends_count' => 0,
+				'listed_count' => 0,
+				'created_at' => api_date($r[0]["created"]),
+				'favourites_count' => 0,
+				'utc_offset' => 0,
+				'time_zone' => 'UTC',
+				'geo_enabled' => false,
+				'verified' => false,
+				'statuses_count' => 0,
+				'lang' => '',
+				'contributors_enabled' => false,
+				'is_translator' => false,
+				'is_translation_enabled' => false,
+				'following' => false,
+				'follow_request_sent' => false,
+				'statusnet_blocking' => false,
+				'notifications' => false,
+				'statusnet_profile_url' => $r[0]["url"],
+				'uid' => 0,
+				'cid' => get_contact($r[0]["url"], api_user(), true),
+				'self' => 0,
+				'network' => $r[0]["network"],
+			);
+
+			return $ret;
+		} else {
+			throw new BadRequestException("User not found.");
+		}
+	}
+
+	if ($uinfo[0]['self']) {
+		if ($uinfo[0]['network'] == "") {
+			$uinfo[0]['network'] = NETWORK_DFRN;
 		}
 
-		logger('api_user: ' . $extra_query . ', user: ' . $user);
-
-		// user info
-		$uinfo = q("SELECT *, `contact`.`id` AS `cid` FROM `contact`
-				WHERE 1
-				$extra_query",
-				$user
+		$usr = q(
+			"SELECT * FROM `user` WHERE `uid` = %d LIMIT 1",
+			intval(api_user())
+		);
+		$profile = q(
+			"SELECT * FROM `profile` WHERE `uid` = %d AND `is-default` = 1 LIMIT 1",
+			intval(api_user())
 		);
 
-		// Selecting the id by priority, friendica first
-		api_best_nickname($uinfo);
-
-		// if the contact wasn't found, fetch it from the contacts with uid = 0
-		if (!DBM::is_result($uinfo)) {
-			$r = array();
-
-			if ($url != "") {
-				$r = q("SELECT * FROM `contact` WHERE `uid` = 0 AND `nurl` = '%s' LIMIT 1", dbesc(normalise_link($url)));
-			}
-
-			if (DBM::is_result($r)) {
-				$network_name = network_to_name($r[0]['network'], $r[0]['url']);
-
-				// If no nick where given, extract it from the address
-				if (($r[0]['nick'] == "") || ($r[0]['name'] == $r[0]['nick'])) {
-					$r[0]['nick'] = api_get_nick($r[0]["url"]);
-				}
-
-				$ret = array(
-					'id' => $r[0]["id"],
-					'id_str' => (string) $r[0]["id"],
-					'name' => $r[0]["name"],
-					'screen_name' => (($r[0]['nick']) ? $r[0]['nick'] : $r[0]['name']),
-					'location' => ($r[0]["location"] != "") ? $r[0]["location"] : $network_name,
-					'description' => $r[0]["about"],
-					'profile_image_url' => $r[0]["micro"],
-					'profile_image_url_https' => $r[0]["micro"],
-					'url' => $r[0]["url"],
-					'protected' => false,
-					'followers_count' => 0,
-					'friends_count' => 0,
-					'listed_count' => 0,
-					'created_at' => api_date($r[0]["created"]),
-					'favourites_count' => 0,
-					'utc_offset' => 0,
-					'time_zone' => 'UTC',
-					'geo_enabled' => false,
-					'verified' => false,
-					'statuses_count' => 0,
-					'lang' => '',
-					'contributors_enabled' => false,
-					'is_translator' => false,
-					'is_translation_enabled' => false,
-					'following' => false,
-					'follow_request_sent' => false,
-					'statusnet_blocking' => false,
-					'notifications' => false,
-					'statusnet_profile_url' => $r[0]["url"],
-					'uid' => 0,
-					'cid' => get_contact($r[0]["url"], api_user(), true),
-					'self' => 0,
-					'network' => $r[0]["network"],
-				);
-
-				return $ret;
-			} else {
-				throw new BadRequestException("User not found.");
-			}
-		}
-
-		if ($uinfo[0]['self']) {
-
-			if ($uinfo[0]['network'] == "") {
-				$uinfo[0]['network'] = NETWORK_DFRN;
-			}
-
-			$usr = q("SELECT * FROM `user` WHERE `uid` = %d LIMIT 1",
-				intval(api_user())
-			);
-			$profile = q("SELECT * FROM `profile` WHERE `uid` = %d AND `is-default` = 1 LIMIT 1",
-				intval(api_user())
-			);
-
-			/// @TODO old-lost code? (twice)
-			// Counting is deactivated by now, due to performance issues
-			// count public wall messages
-			//$r = q("SELECT COUNT(*) as `count` FROM `item` WHERE `uid` = %d AND `wall`",
-			//		intval($uinfo[0]['uid'])
-			//);
-			//$countitms = $r[0]['count'];
-			$countitms = 0;
-		} else {
-			// Counting is deactivated by now, due to performance issues
-			//$r = q("SELECT count(*) as `count` FROM `item`
-			//		WHERE  `contact-id` = %d",
-			//		intval($uinfo[0]['id'])
-			//);
-			//$countitms = $r[0]['count'];
-			$countitms = 0;
-		}
+		/// @TODO old-lost code? (twice)
+		// Counting is deactivated by now, due to performance issues
+		// count public wall messages
+		//$r = q("SELECT COUNT(*) as `count` FROM `item` WHERE `uid` = %d AND `wall`",
+		//		intval($uinfo[0]['uid'])
+		//);
+		//$countitms = $r[0]['count'];
+		$countitms = 0;
+	} else {
+		// Counting is deactivated by now, due to performance issues
+		//$r = q("SELECT count(*) as `count` FROM `item`
+		//		WHERE  `contact-id` = %d",
+		//		intval($uinfo[0]['id'])
+		//);
+		//$countitms = $r[0]['count'];
+		$countitms = 0;
+	}
 
 		/// @TODO old-lost code? (twice)
-/*
+		/*
 		// Counting is deactivated by now, due to performance issues
 		// count friends
 		$r = q("SELECT count(*) as `count` FROM `contact`
@@ -714,4292 +725,4446 @@ $called_api = null;
 			$countfollowers = 0;
 			$starred = 0;
 		}
-*/
-		$countfriends = 0;
-		$countfollowers = 0;
-		$starred = 0;
+		*/
+	$countfriends = 0;
+	$countfollowers = 0;
+	$starred = 0;
 
-		// Add a nick if it isn't present there
-		if (($uinfo[0]['nick'] == "") || ($uinfo[0]['name'] == $uinfo[0]['nick'])) {
-			$uinfo[0]['nick'] = api_get_nick($uinfo[0]["url"]);
+	// Add a nick if it isn't present there
+	if (($uinfo[0]['nick'] == "") || ($uinfo[0]['name'] == $uinfo[0]['nick'])) {
+		$uinfo[0]['nick'] = api_get_nick($uinfo[0]["url"]);
+	}
+
+	$network_name = network_to_name($uinfo[0]['network'], $uinfo[0]['url']);
+
+	$pcontact_id  = get_contact($uinfo[0]['url'], 0, true);
+
+	$ret = array(
+		'id' => intval($pcontact_id),
+		'id_str' => (string) intval($pcontact_id),
+		'name' => (($uinfo[0]['name']) ? $uinfo[0]['name'] : $uinfo[0]['nick']),
+		'screen_name' => (($uinfo[0]['nick']) ? $uinfo[0]['nick'] : $uinfo[0]['name']),
+		'location' => ($usr) ? $usr[0]['default-location'] : $network_name,
+		'description' => (($profile) ? $profile[0]['pdesc'] : null),
+		'profile_image_url' => $uinfo[0]['micro'],
+		'profile_image_url_https' => $uinfo[0]['micro'],
+		'url' => $uinfo[0]['url'],
+		'protected' => false,
+		'followers_count' => intval($countfollowers),
+		'friends_count' => intval($countfriends),
+		'listed_count' => 0,
+		'created_at' => api_date($uinfo[0]['created']),
+		'favourites_count' => intval($starred),
+		'utc_offset' => "0",
+		'time_zone' => 'UTC',
+		'geo_enabled' => false,
+		'verified' => true,
+		'statuses_count' => intval($countitms),
+		'lang' => '',
+		'contributors_enabled' => false,
+		'is_translator' => false,
+		'is_translation_enabled' => false,
+		'following' => (($uinfo[0]['rel'] == CONTACT_IS_FOLLOWER) || ($uinfo[0]['rel'] == CONTACT_IS_FRIEND)),
+		'follow_request_sent' => false,
+		'statusnet_blocking' => false,
+		'notifications' => false,
+		/// @TODO old way?
+		//'statusnet_profile_url' => System::baseUrl()."/contacts/".$uinfo[0]['cid'],
+		'statusnet_profile_url' => $uinfo[0]['url'],
+		'uid' => intval($uinfo[0]['uid']),
+		'cid' => intval($uinfo[0]['cid']),
+		'self' => $uinfo[0]['self'],
+		'network' => $uinfo[0]['network'],
+	);
+
+	return $ret;
+}
+
+/**
+ * @brief return api-formatted array for item's author and owner
+ *
+ * @param object $a    App
+ * @param array  $item item from db
+ * @return array(array:author, array:owner)
+ */
+function api_item_get_user(App $a, $item)
+{
+	$status_user = api_get_user($a, $item["author-link"]);
+
+	$status_user["protected"] = (($item["allow_cid"] != "") ||
+					($item["allow_gid"] != "") ||
+					($item["deny_cid"] != "") ||
+					($item["deny_gid"] != "") ||
+					$item["private"]);
+
+	if ($item['thr-parent'] == $item['uri']) {
+		$owner_user = api_get_user($a, $item["owner-link"]);
+	} else {
+		$owner_user = $status_user;
+	}
+
+	return (array($status_user, $owner_user));
+}
+
+/**
+ * @brief walks recursively through an array with the possibility to change value and key
+ *
+ * @param array  $array    The array to walk through
+ * @param string $callback The callback function
+ *
+ * @return array the transformed array
+ */
+function api_walk_recursive(array &$array, callable $callback)
+{
+	$new_array = array();
+
+	foreach ($array as $k => $v) {
+		if (is_array($v)) {
+			if ($callback($v, $k)) {
+				$new_array[$k] = api_walk_recursive($v, $callback);
+			}
+		} else {
+			if ($callback($v, $k)) {
+				$new_array[$k] = $v;
+			}
+		}
+	}
+	$array = $new_array;
+
+	return $array;
+}
+
+/**
+ * @brief Callback function to transform the array in an array that can be transformed in a XML file
+ *
+ * @param mixed  $item Array item value
+ * @param string $key  Array key
+ *
+ * @return boolean Should the array item be deleted?
+ */
+function api_reformat_xml(&$item, &$key)
+{
+	if (is_bool($item)) {
+		$item = ($item ? "true" : "false");
+	}
+
+	if (substr($key, 0, 10) == "statusnet_") {
+		$key = "statusnet:".substr($key, 10);
+	} elseif (substr($key, 0, 10) == "friendica_") {
+		$key = "friendica:".substr($key, 10);
+	}
+	/// @TODO old-lost code?
+	//else
+	//	$key = "default:".$key;
+
+	return true;
+}
+
+/**
+ * @brief Creates the XML from a JSON style array
+ *
+ * @param array  $data         JSON style array
+ * @param string $root_element Name of the root element
+ *
+ * @return string The XML data
+ */
+function api_create_xml($data, $root_element)
+{
+	$childname = key($data);
+	$data2 = array_pop($data);
+	$key = key($data2);
+
+	$namespaces = array("" => "http://api.twitter.com",
+				"statusnet" => "http://status.net/schema/api/1/",
+				"friendica" => "http://friendi.ca/schema/api/1/",
+				"georss" => "http://www.georss.org/georss");
+
+	/// @todo Auto detection of needed namespaces
+	if (in_array($root_element, array("ok", "hash", "config", "version", "ids", "notes", "photos"))) {
+		$namespaces = array();
+	}
+
+	if (is_array($data2)) {
+		api_walk_recursive($data2, "api_reformat_xml");
+	}
+
+	if ($key == "0") {
+		$data4 = array();
+		$i = 1;
+
+		foreach ($data2 as $item) {
+			$data4[$i++.":".$childname] = $item;
 		}
 
-		$network_name = network_to_name($uinfo[0]['network'], $uinfo[0]['url']);
+		$data2 = $data4;
+	}
 
-		$pcontact_id  = get_contact($uinfo[0]['url'], 0, true);
+	$data3 = array($root_element => $data2);
 
-		$ret = array(
-			'id' => intval($pcontact_id),
-			'id_str' => (string) intval($pcontact_id),
-			'name' => (($uinfo[0]['name']) ? $uinfo[0]['name'] : $uinfo[0]['nick']),
-			'screen_name' => (($uinfo[0]['nick']) ? $uinfo[0]['nick'] : $uinfo[0]['name']),
-			'location' => ($usr) ? $usr[0]['default-location'] : $network_name,
-			'description' => (($profile) ? $profile[0]['pdesc'] : NULL),
-			'profile_image_url' => $uinfo[0]['micro'],
-			'profile_image_url_https' => $uinfo[0]['micro'],
-			'url' => $uinfo[0]['url'],
-			'protected' => false,
-			'followers_count' => intval($countfollowers),
-			'friends_count' => intval($countfriends),
-			'listed_count' => 0,
-			'created_at' => api_date($uinfo[0]['created']),
-			'favourites_count' => intval($starred),
-			'utc_offset' => "0",
-			'time_zone' => 'UTC',
-			'geo_enabled' => false,
-			'verified' => true,
-			'statuses_count' => intval($countitms),
-			'lang' => '',
-			'contributors_enabled' => false,
-			'is_translator' => false,
-			'is_translation_enabled' => false,
-			'following' => (($uinfo[0]['rel'] == CONTACT_IS_FOLLOWER) || ($uinfo[0]['rel'] == CONTACT_IS_FRIEND)),
-			'follow_request_sent' => false,
-			'statusnet_blocking' => false,
-			'notifications' => false,
-			/// @TODO old way?
-			//'statusnet_profile_url' => System::baseUrl()."/contacts/".$uinfo[0]['cid'],
-			'statusnet_profile_url' => $uinfo[0]['url'],
-			'uid' => intval($uinfo[0]['uid']),
-			'cid' => intval($uinfo[0]['cid']),
-			'self' => $uinfo[0]['self'],
-			'network' => $uinfo[0]['network'],
+	$ret = Xml::from_array($data3, $xml, false, $namespaces);
+	return $ret;
+}
+
+/**
+ * @brief Formats the data according to the data type
+ *
+ * @param string $root_element Name of the root element
+ * @param string $type         Return type (atom, rss, xml, json)
+ * @param array  $data         JSON style array
+ *
+ * @return (string|object) XML data or JSON data
+ */
+function api_format_data($root_element, $type, $data)
+{
+	$a = get_app();
+
+	switch ($type) {
+		case "atom":
+		case "rss":
+		case "xml":
+			$ret = api_create_xml($data, $root_element);
+			break;
+		case "json":
+			$ret = $data;
+			break;
+	}
+
+	return $ret;
+}
+
+/**
+ * TWITTER API
+ */
+
+/**
+ * Returns an HTTP 200 OK response code and a representation of the requesting user if authentication was successful;
+ * returns a 401 status code and an error message if not.
+ * http://developer.twitter.com/doc/get/account/verify_credentials
+ */
+function api_account_verify_credentials($type)
+{
+
+	$a = get_app();
+
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+
+	unset($_REQUEST["user_id"]);
+	unset($_GET["user_id"]);
+
+	unset($_REQUEST["screen_name"]);
+	unset($_GET["screen_name"]);
+
+	$skip_status = (x($_REQUEST, 'skip_status')?$_REQUEST['skip_status'] : false);
+
+	$user_info = api_get_user($a);
+
+	// "verified" isn't used here in the standard
+	unset($user_info["verified"]);
+
+	// - Adding last status
+	if (!$skip_status) {
+		$user_info["status"] = api_status_show("raw");
+		if (!count($user_info["status"])) {
+			unset($user_info["status"]);
+		} else {
+			unset($user_info["status"]["user"]);
+		}
+	}
+
+	// "uid" and "self" are only needed for some internal stuff, so remove it from here
+	unset($user_info["uid"]);
+	unset($user_info["self"]);
+
+	return api_format_data("user", $type, array('user' => $user_info));
+}
+
+/// @TODO move to top of file or somwhere better
+api_register_func('api/account/verify_credentials', 'api_account_verify_credentials', true);
+
+/**
+ * Get data from $_POST or $_GET
+ */
+function requestdata($k)
+{
+	if (x($_POST, $k)) {
+		return $_POST[$k];
+	}
+	if (x($_GET, $k)) {
+		return $_GET[$k];
+	}
+	return null;
+}
+
+/*Waitman Gobble Mod*/
+function api_statuses_mediap($type)
+{
+	$a = get_app();
+
+	if (api_user() === false) {
+		logger('api_statuses_update: no user');
+		throw new ForbiddenException();
+	}
+	$user_info = api_get_user($a);
+
+	$_REQUEST['type'] = 'wall';
+	$_REQUEST['profile_uid'] = api_user();
+	$_REQUEST['api_source'] = true;
+	$txt = requestdata('status');
+	/// @TODO old-lost code?
+	//$txt = urldecode(requestdata('status'));
+
+	if ((strpos($txt, '<') !== false) || (strpos($txt, '>') !== false)) {
+		$txt = html2bb_video($txt);
+		$config = HTMLPurifier_Config::createDefault();
+		$config->set('Cache.DefinitionImpl', null);
+		$purifier = new HTMLPurifier($config);
+		$txt = $purifier->purify($txt);
+	}
+	$txt = html2bbcode($txt);
+
+	$a->argv[1]=$user_info['screen_name']; //should be set to username?
+
+	// tell wall_upload function to return img info instead of echo
+	$_REQUEST['hush'] = 'yeah';
+	$bebop = wall_upload_post($a);
+
+	// now that we have the img url in bbcode we can add it to the status and insert the wall item.
+	$_REQUEST['body'] = $txt . "\n\n" . $bebop;
+	item_post($a);
+
+	// this should output the last post (the one we just posted).
+	return api_status_show($type);
+}
+
+/// @TODO move this to top of file or somewhere better!
+api_register_func('api/statuses/mediap', 'api_statuses_mediap', true, API_METHOD_POST);
+
+function api_statuses_update($type)
+{
+
+	$a = get_app();
+
+	if (api_user() === false) {
+		logger('api_statuses_update: no user');
+		throw new ForbiddenException();
+	}
+
+	$user_info = api_get_user($a);
+
+	// convert $_POST array items to the form we use for web posts.
+
+	// logger('api_post: ' . print_r($_POST,true));
+
+	if (requestdata('htmlstatus')) {
+		$txt = requestdata('htmlstatus');
+		if ((strpos($txt, '<') !== false) || (strpos($txt, '>') !== false)) {
+			$txt = html2bb_video($txt);
+
+			$config = HTMLPurifier_Config::createDefault();
+			$config->set('Cache.DefinitionImpl', null);
+
+			$purifier = new HTMLPurifier($config);
+			$txt = $purifier->purify($txt);
+
+			$_REQUEST['body'] = html2bbcode($txt);
+		}
+	} else {
+		$_REQUEST['body'] = requestdata('status');
+	}
+
+	$_REQUEST['title'] = requestdata('title');
+
+	$parent = requestdata('in_reply_to_status_id');
+
+	// Twidere sends "-1" if it is no reply ...
+	if ($parent == -1) {
+		$parent = "";
+	}
+
+	if (ctype_digit($parent)) {
+		$_REQUEST['parent'] = $parent;
+	} else {
+		$_REQUEST['parent_uri'] = $parent;
+	}
+
+	if (requestdata('lat') && requestdata('long')) {
+		$_REQUEST['coord'] = sprintf("%s %s", requestdata('lat'), requestdata('long'));
+	}
+	$_REQUEST['profile_uid'] = api_user();
+
+	if ($parent) {
+		$_REQUEST['type'] = 'net-comment';
+	} else {
+		// Check for throttling (maximum posts per day, week and month)
+		$throttle_day = Config::get('system', 'throttle_limit_day');
+		if ($throttle_day > 0) {
+			$datefrom = date("Y-m-d H:i:s", time() - 24*60*60);
+
+			$r = q(
+				"SELECT COUNT(*) AS `posts_day` FROM `item` WHERE `uid`=%d AND `wall`
+				AND `created` > '%s' AND `id` = `parent`",
+				intval(api_user()),
+				dbesc($datefrom)
+			);
+
+			if (DBM::is_result($r)) {
+				$posts_day = $r[0]["posts_day"];
+			} else {
+				$posts_day = 0;
+			}
+
+			if ($posts_day > $throttle_day) {
+				logger('Daily posting limit reached for user '.api_user(), LOGGER_DEBUG);
+				// die(api_error($type, sprintf(t("Daily posting limit of %d posts reached. The post was rejected."), $throttle_day)));
+				throw new TooManyRequestsException(sprintf(t("Daily posting limit of %d posts reached. The post was rejected."), $throttle_day));
+			}
+		}
+
+		$throttle_week = Config::get('system', 'throttle_limit_week');
+		if ($throttle_week > 0) {
+			$datefrom = date("Y-m-d H:i:s", time() - 24*60*60*7);
+
+			$r = q(
+				"SELECT COUNT(*) AS `posts_week` FROM `item` WHERE `uid`=%d AND `wall`
+				AND `created` > '%s' AND `id` = `parent`",
+				intval(api_user()),
+				dbesc($datefrom)
+			);
+
+			if (DBM::is_result($r)) {
+				$posts_week = $r[0]["posts_week"];
+			} else {
+				$posts_week = 0;
+			}
+
+			if ($posts_week > $throttle_week) {
+				logger('Weekly posting limit reached for user '.api_user(), LOGGER_DEBUG);
+				// die(api_error($type, sprintf(t("Weekly posting limit of %d posts reached. The post was rejected."), $throttle_week)));
+				throw new TooManyRequestsException(sprintf(t("Weekly posting limit of %d posts reached. The post was rejected."), $throttle_week));
+			}
+		}
+
+		$throttle_month = Config::get('system', 'throttle_limit_month');
+		if ($throttle_month > 0) {
+			$datefrom = date("Y-m-d H:i:s", time() - 24*60*60*30);
+
+			$r = q(
+				"SELECT COUNT(*) AS `posts_month` FROM `item` WHERE `uid`=%d AND `wall`
+				AND `created` > '%s' AND `id` = `parent`",
+				intval(api_user()),
+				dbesc($datefrom)
+			);
+
+			if (DBM::is_result($r)) {
+				$posts_month = $r[0]["posts_month"];
+			} else {
+				$posts_month = 0;
+			}
+
+			if ($posts_month > $throttle_month) {
+				logger('Monthly posting limit reached for user '.api_user(), LOGGER_DEBUG);
+				// die(api_error($type, sprintf(t("Monthly posting limit of %d posts reached. The post was rejected."), $throttle_month)));
+				throw new TooManyRequestsException(sprintf(t("Monthly posting limit of %d posts reached. The post was rejected."), $throttle_month));
+			}
+		}
+
+		$_REQUEST['type'] = 'wall';
+	}
+
+	if (x($_FILES, 'media')) {
+		// upload the image if we have one
+		$_REQUEST['hush'] = 'yeah'; //tell wall_upload function to return img info instead of echo
+		$media = wall_upload_post($a);
+		if (strlen($media) > 0) {
+			$_REQUEST['body'] .= "\n\n" . $media;
+		}
+	}
+
+	// To-Do: Multiple IDs
+	if (requestdata('media_ids')) {
+		$r = q(
+			"SELECT `resource-id`, `scale`, `nickname`, `type` FROM `photo` INNER JOIN `user` ON `user`.`uid` = `photo`.`uid` WHERE `resource-id` IN (SELECT `resource-id` FROM `photo` WHERE `id` = %d) AND `scale` > 0 AND `photo`.`uid` = %d ORDER BY `photo`.`width` DESC LIMIT 1",
+			intval(requestdata('media_ids')),
+			api_user()
+		);
+		if (DBM::is_result($r)) {
+			$phototypes = Photo::supportedTypes();
+			$ext = $phototypes[$r[0]['type']];
+			$_REQUEST['body'] .= "\n\n" . '[url=' . System::baseUrl() . '/photos/' . $r[0]['nickname'] . '/image/' . $r[0]['resource-id'] . ']';
+			$_REQUEST['body'] .= '[img]' . System::baseUrl() . '/photo/' . $r[0]['resource-id'] . '-' . $r[0]['scale'] . '.' . $ext . '[/img][/url]';
+		}
+	}
+
+	// set this so that the item_post() function is quiet and doesn't redirect or emit json
+
+	$_REQUEST['api_source'] = true;
+
+	if (!x($_REQUEST, "source")) {
+		$_REQUEST["source"] = api_source();
+	}
+
+	// call out normal post function
+	item_post($a);
+
+	// this should output the last post (the one we just posted).
+	return api_status_show($type);
+}
+
+/// @TODO move to top of file or somwhere better
+api_register_func('api/statuses/update', 'api_statuses_update', true, API_METHOD_POST);
+api_register_func('api/statuses/update_with_media', 'api_statuses_update', true, API_METHOD_POST);
+
+function api_media_upload($type)
+{
+	$a = get_app();
+
+	if (api_user() === false) {
+		logger('no user');
+		throw new ForbiddenException();
+	}
+
+	$user_info = api_get_user($a);
+
+	if (!x($_FILES, 'media')) {
+		// Output error
+		throw new BadRequestException("No media.");
+	}
+
+	$media = wall_upload_post($a, false);
+	if (!$media) {
+		// Output error
+		throw new InternalServerErrorException();
+	}
+
+	$returndata = array();
+	$returndata["media_id"] = $media["id"];
+	$returndata["media_id_string"] = (string)$media["id"];
+	$returndata["size"] = $media["size"];
+	$returndata["image"] = array("w" => $media["width"],
+					"h" => $media["height"],
+					"image_type" => $media["type"]);
+
+	logger("Media uploaded: " . print_r($returndata, true), LOGGER_DEBUG);
+
+	return array("media" => $returndata);
+}
+
+/// @TODO move to top of file or somwhere better
+api_register_func('api/media/upload', 'api_media_upload', true, API_METHOD_POST);
+
+function api_status_show($type)
+{
+	$a = get_app();
+
+	$user_info = api_get_user($a);
+
+	logger('api_status_show: user_info: '.print_r($user_info, true), LOGGER_DEBUG);
+
+	if ($type == "raw") {
+		$privacy_sql = "AND `item`.`allow_cid`='' AND `item`.`allow_gid`='' AND `item`.`deny_cid`='' AND `item`.`deny_gid`=''";
+	} else {
+		$privacy_sql = "";
+	}
+
+	// get last public wall message
+	$lastwall = q(
+		"SELECT `item`.*
+			FROM `item`
+			WHERE `item`.`contact-id` = %d AND `item`.`uid` = %d
+				AND ((`item`.`author-link` IN ('%s', '%s')) OR (`item`.`owner-link` IN ('%s', '%s')))
+				AND `item`.`type` != 'activity' $privacy_sql
+			ORDER BY `item`.`id` DESC
+			LIMIT 1",
+		intval($user_info['cid']),
+		intval(api_user()),
+		dbesc($user_info['url']),
+		dbesc(normalise_link($user_info['url'])),
+		dbesc($user_info['url']),
+		dbesc(normalise_link($user_info['url']))
+	);
+
+	if (DBM::is_result($lastwall)) {
+		$lastwall = $lastwall[0];
+
+		$in_reply_to = api_in_reply_to($lastwall);
+
+		$converted = api_convert_item($lastwall);
+
+		if ($type == "xml") {
+			$geo = "georss:point";
+		} else {
+			$geo = "geo";
+		}
+
+		$status_info = array(
+			'created_at' => api_date($lastwall['created']),
+			'id' => intval($lastwall['id']),
+			'id_str' => (string) $lastwall['id'],
+			'text' => $converted["text"],
+			'source' => (($lastwall['app']) ? $lastwall['app'] : 'web'),
+			'truncated' => false,
+			'in_reply_to_status_id' => $in_reply_to['status_id'],
+			'in_reply_to_status_id_str' => $in_reply_to['status_id_str'],
+			'in_reply_to_user_id' => $in_reply_to['user_id'],
+			'in_reply_to_user_id_str' => $in_reply_to['user_id_str'],
+			'in_reply_to_screen_name' => $in_reply_to['screen_name'],
+			'user' => $user_info,
+			$geo => null,
+			'coordinates' => "",
+			'place' => "",
+			'contributors' => "",
+			'is_quote_status' => false,
+			'retweet_count' => 0,
+			'favorite_count' => 0,
+			'favorited' => $lastwall['starred'] ? true : false,
+			'retweeted' => false,
+			'possibly_sensitive' => false,
+			'lang' => "",
+			'statusnet_html'		=> $converted["html"],
+			'statusnet_conversation_id'	=> $lastwall['parent'],
 		);
 
-		return $ret;
-
-	}
-
-	/**
-	 * @brief return api-formatted array for item's author and owner
-	 *
-	 * @param App $a
-	 * @param array $item : item from db
-	 * @return array(array:author, array:owner)
-	 */
-	function api_item_get_user(App $a, $item) {
-
-		$status_user = api_get_user($a, $item["author-link"]);
-
-		$status_user["protected"] = (($item["allow_cid"] != "") ||
-						($item["allow_gid"] != "") ||
-						($item["deny_cid"] != "") ||
-						($item["deny_gid"] != "") ||
-						$item["private"]);
-
-		if ($item['thr-parent'] == $item['uri']) {
-			$owner_user = api_get_user($a, $item["owner-link"]);
-		} else {
-			$owner_user = $status_user;
+		if (count($converted["attachments"]) > 0) {
+			$status_info["attachments"] = $converted["attachments"];
 		}
 
-		return (array($status_user, $owner_user));
-	}
-
-	/**
-	 * @brief walks recursively through an array with the possibility to change value and key
-	 *
-	 * @param array $array The array to walk through
-	 * @param string $callback The callback function
-	 *
-	 * @return array the transformed array
-	 */
-	function api_walk_recursive(array &$array, callable $callback) {
-
-		$new_array = array();
-
-		foreach ($array as $k => $v) {
-			if (is_array($v)) {
-				if ($callback($v, $k)) {
-					$new_array[$k] = api_walk_recursive($v, $callback);
-				}
-			} else {
-				if ($callback($v, $k)) {
-					$new_array[$k] = $v;
-				}
-			}
-		}
-		$array = $new_array;
-
-		return $array;
-	}
-
-	/**
-	 * @brief Callback function to transform the array in an array that can be transformed in a XML file
-	 *
-	 * @param variant $item Array item value
-	 * @param string $key Array key
-	 *
-	 * @return boolean Should the array item be deleted?
-	 */
-	function api_reformat_xml(&$item, &$key) {
-		if (is_bool($item)) {
-			$item = ($item ? "true" : "false");
+		if (count($converted["entities"]) > 0) {
+			$status_info["entities"] = $converted["entities"];
 		}
 
-		if (substr($key, 0, 10) == "statusnet_") {
-			$key = "statusnet:".substr($key, 10);
-		} elseif (substr($key, 0, 10) == "friendica_") {
-			$key = "friendica:".substr($key, 10);
-		}
-		/// @TODO old-lost code?
-		//else
-		//	$key = "default:".$key;
-
-		return true;
-	}
-
-	/**
-	 * @brief Creates the XML from a JSON style array
-	 *
-	 * @param array $data JSON style array
-	 * @param string $root_element Name of the root element
-	 *
-	 * @return string The XML data
-	 */
-	function api_create_xml($data, $root_element) {
-		$childname = key($data);
-		$data2 = array_pop($data);
-		$key = key($data2);
-
-		$namespaces = array("" => "http://api.twitter.com",
-					"statusnet" => "http://status.net/schema/api/1/",
-					"friendica" => "http://friendi.ca/schema/api/1/",
-					"georss" => "http://www.georss.org/georss");
-
-		/// @todo Auto detection of needed namespaces
-		if (in_array($root_element, array("ok", "hash", "config", "version", "ids", "notes", "photos"))) {
-			$namespaces = array();
-		}
-
-		if (is_array($data2)) {
-			api_walk_recursive($data2, "api_reformat_xml");
-		}
-
-		if ($key == "0") {
-			$data4 = array();
-			$i = 1;
-
-			foreach ($data2 AS $item) {
-				$data4[$i++.":".$childname] = $item;
-			}
-
-			$data2 = $data4;
-		}
-
-		$data3 = array($root_element => $data2);
-
-		$ret = xml::from_array($data3, $xml, false, $namespaces);
-		return $ret;
-	}
-
-	/**
-	 * @brief Formats the data according to the data type
-	 *
-	 * @param string $root_element Name of the root element
-	 * @param string $type Return type (atom, rss, xml, json)
-	 * @param array $data JSON style array
-	 *
-	 * @return (string|object) XML data or JSON data
-	 */
-	function api_format_data($root_element, $type, $data) {
-
-		$a = get_app();
-
-		switch ($type) {
-			case "atom":
-			case "rss":
-			case "xml":
-				$ret = api_create_xml($data, $root_element);
-				break;
-			case "json":
-				$ret = $data;
-				break;
-		}
-
-		return $ret;
-	}
-
-	/**
-	 ** TWITTER API
-	 */
-
-	/**
-	 * Returns an HTTP 200 OK response code and a representation of the requesting user if authentication was successful;
-	 * returns a 401 status code and an error message if not.
-	 * http://developer.twitter.com/doc/get/account/verify_credentials
-	 */
-	function api_account_verify_credentials($type) {
-
-		$a = get_app();
-
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
-
-		unset($_REQUEST["user_id"]);
-		unset($_GET["user_id"]);
-
-		unset($_REQUEST["screen_name"]);
-		unset($_GET["screen_name"]);
-
-		$skip_status = (x($_REQUEST, 'skip_status')?$_REQUEST['skip_status'] : false);
-
-		$user_info = api_get_user($a);
-
-		// "verified" isn't used here in the standard
-		unset($user_info["verified"]);
-
-		// - Adding last status
-		if (!$skip_status) {
-			$user_info["status"] = api_status_show("raw");
-			if (!count($user_info["status"])) {
-				unset($user_info["status"]);
-			} else {
-				unset($user_info["status"]["user"]);
-			}
+		if (($lastwall['item_network'] != "") && ($status["source"] == 'web')) {
+			$status_info["source"] = network_to_name($lastwall['item_network'], $user_info['url']);
+		} elseif (($lastwall['item_network'] != "") && (network_to_name($lastwall['item_network'], $user_info['url']) != $status_info["source"])) {
+			$status_info["source"] = trim($status_info["source"].' ('.network_to_name($lastwall['item_network'], $user_info['url']).')');
 		}
 
 		// "uid" and "self" are only needed for some internal stuff, so remove it from here
-		unset($user_info["uid"]);
-		unset($user_info["self"]);
-
-		return api_format_data("user", $type, array('user' => $user_info));
-
+		unset($status_info["user"]["uid"]);
+		unset($status_info["user"]["self"]);
 	}
 
-	/// @TODO move to top of file or somwhere better
-	api_register_func('api/account/verify_credentials','api_account_verify_credentials', true);
+	logger('status_info: '.print_r($status_info, true), LOGGER_DEBUG);
 
-	/**
-	 * get data from $_POST or $_GET
-	 */
-	function requestdata($k) {
-		if (x($_POST, $k)) {
-			return $_POST[$k];
-		}
-		if (x($_GET, $k)) {
-			return $_GET[$k];
-		}
-		return null;
+	if ($type == "raw") {
+		return $status_info;
 	}
 
-/*Waitman Gobble Mod*/
-	function api_statuses_mediap($type) {
+	return api_format_data("statuses", $type, array('status' => $status_info));
+}
 
-		$a = get_app();
+/**
+ * Returns extended information of a given user, specified by ID or screen name as per the required id parameter.
+ * The author's most recent status will be returned inline.
+ * http://developer.twitter.com/doc/get/users/show
+ */
+function api_users_show($type)
+{
+	$a = get_app();
 
-		if (api_user() === false) {
-			logger('api_statuses_update: no user');
-			throw new ForbiddenException();
+	$user_info = api_get_user($a);
+	$lastwall = q(
+		"SELECT `item`.*
+			FROM `item`
+			INNER JOIN `contact` ON `contact`.`id`=`item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
+			WHERE `item`.`uid` = %d AND `verb` = '%s' AND `item`.`contact-id` = %d
+				AND ((`item`.`author-link` IN ('%s', '%s')) OR (`item`.`owner-link` IN ('%s', '%s')))
+				AND `type`!='activity'
+				AND `item`.`allow_cid`='' AND `item`.`allow_gid`='' AND `item`.`deny_cid`='' AND `item`.`deny_gid`=''
+			ORDER BY `id` DESC
+			LIMIT 1",
+		intval(api_user()),
+		dbesc(ACTIVITY_POST),
+		intval($user_info['cid']),
+		dbesc($user_info['url']),
+		dbesc(normalise_link($user_info['url'])),
+		dbesc($user_info['url']),
+		dbesc(normalise_link($user_info['url']))
+	);
+
+	if (DBM::is_result($lastwall)) {
+		$lastwall = $lastwall[0];
+
+		$in_reply_to = api_in_reply_to($lastwall);
+
+		$converted = api_convert_item($lastwall);
+
+		if ($type == "xml") {
+			$geo = "georss:point";
+		} else {
+			$geo = "geo";
 		}
-		$user_info = api_get_user($a);
 
+		$user_info['status'] = array(
+			'text' => $converted["text"],
+			'truncated' => false,
+			'created_at' => api_date($lastwall['created']),
+			'in_reply_to_status_id' => $in_reply_to['status_id'],
+			'in_reply_to_status_id_str' => $in_reply_to['status_id_str'],
+			'source' => (($lastwall['app']) ? $lastwall['app'] : 'web'),
+			'id' => intval($lastwall['contact-id']),
+			'id_str' => (string) $lastwall['contact-id'],
+			'in_reply_to_user_id' => $in_reply_to['user_id'],
+			'in_reply_to_user_id_str' => $in_reply_to['user_id_str'],
+			'in_reply_to_screen_name' => $in_reply_to['screen_name'],
+			$geo => null,
+			'favorited' => $lastwall['starred'] ? true : false,
+			'statusnet_html' => $converted["html"],
+			'statusnet_conversation_id'	=> $lastwall['parent'],
+		);
+
+		if (count($converted["attachments"]) > 0) {
+			$user_info["status"]["attachments"] = $converted["attachments"];
+		}
+
+		if (count($converted["entities"]) > 0) {
+			$user_info["status"]["entities"] = $converted["entities"];
+		}
+
+		if (($lastwall['item_network'] != "") && ($user_info["status"]["source"] == 'web')) {
+			$user_info["status"]["source"] = network_to_name($lastwall['item_network'], $user_info['url']);
+		}
+
+		if (($lastwall['item_network'] != "") && (network_to_name($lastwall['item_network'], $user_info['url']) != $user_info["status"]["source"])) {
+			$user_info["status"]["source"] = trim($user_info["status"]["source"] . ' (' . network_to_name($lastwall['item_network'], $user_info['url']) . ')');
+		}
+	}
+
+	// "uid" and "self" are only needed for some internal stuff, so remove it from here
+	unset($user_info["uid"]);
+	unset($user_info["self"]);
+
+	return api_format_data("user", $type, array('user' => $user_info));
+}
+
+/// @TODO move to top of file or somewhere better
+api_register_func('api/users/show', 'api_users_show');
+api_register_func('api/externalprofile/show', 'api_users_show');
+
+function api_users_search($type)
+{
+	$a = get_app();
+
+	$page = (x($_REQUEST, 'page') ? $_REQUEST['page'] - 1 : 0);
+
+	$userlist = array();
+
+	if (x($_GET, 'q')) {
+		$r = q("SELECT id FROM `contact` WHERE `uid` = 0 AND `name` = '%s'", dbesc($_GET["q"]));
+
+		if (!DBM::is_result($r)) {
+			$r = q("SELECT `id` FROM `contact` WHERE `uid` = 0 AND `nick` = '%s'", dbesc($_GET["q"]));
+		}
+
+		if (DBM::is_result($r)) {
+			$k = 0;
+			foreach ($r as $user) {
+				$user_info = api_get_user($a, $user["id"], "json");
+
+				if ($type == "xml") {
+					$userlist[$k++.":user"] = $user_info;
+				} else {
+					$userlist[] = $user_info;
+				}
+			}
+			$userlist = array("users" => $userlist);
+		} else {
+			throw new BadRequestException("User not found.");
+		}
+	} else {
+		throw new BadRequestException("User not found.");
+	}
+	return api_format_data("users", $type, $userlist);
+}
+
+/// @TODO move to top of file or somewhere better
+api_register_func('api/users/search', 'api_users_search');
+
+/**
+ *
+ * http://developer.twitter.com/doc/get/statuses/home_timeline
+ *
+ * TODO: Optional parameters
+ * TODO: Add reply info
+ */
+function api_statuses_home_timeline($type)
+{
+	$a = get_app();
+
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+
+	unset($_REQUEST["user_id"]);
+	unset($_GET["user_id"]);
+
+	unset($_REQUEST["screen_name"]);
+	unset($_GET["screen_name"]);
+
+	$user_info = api_get_user($a);
+	// get last newtork messages
+
+	// params
+	$count = (x($_REQUEST, 'count') ? $_REQUEST['count'] : 20);
+	$page = (x($_REQUEST, 'page') ? $_REQUEST['page'] - 1 : 0);
+	if ($page < 0) {
+		$page = 0;
+	}
+	$since_id = (x($_REQUEST, 'since_id') ? $_REQUEST['since_id'] : 0);
+	$max_id = (x($_REQUEST, 'max_id') ? $_REQUEST['max_id'] : 0);
+	//$since_id = 0;//$since_id = (x($_REQUEST, 'since_id')?$_REQUEST['since_id'] : 0);
+	$exclude_replies = (x($_REQUEST, 'exclude_replies') ? 1 : 0);
+	$conversation_id = (x($_REQUEST, 'conversation_id') ? $_REQUEST['conversation_id'] : 0);
+
+	$start = $page * $count;
+
+	$sql_extra = '';
+	if ($max_id > 0) {
+		$sql_extra .= ' AND `item`.`id` <= ' . intval($max_id);
+	}
+	if ($exclude_replies > 0) {
+		$sql_extra .= ' AND `item`.`parent` = `item`.`id`';
+	}
+	if ($conversation_id > 0) {
+		$sql_extra .= ' AND `item`.`parent` = ' . intval($conversation_id);
+	}
+
+	$r = q(
+		"SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
+		`contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
+		`contact`.`network`, `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
+		`contact`.`id` AS `cid`
+		FROM `item`
+		STRAIGHT_JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
+			AND (NOT `contact`.`blocked` OR `contact`.`pending`)
+		WHERE `item`.`uid` = %d AND `verb` = '%s'
+		AND `item`.`visible` AND NOT `item`.`moderated` AND NOT `item`.`deleted`
+		$sql_extra
+		AND `item`.`id`>%d
+		ORDER BY `item`.`id` DESC LIMIT %d ,%d ",
+		intval(api_user()),
+		dbesc(ACTIVITY_POST),
+		intval($since_id),
+		intval($start),
+		intval($count)
+	);
+
+	$ret = api_format_items($r, $user_info, false, $type);
+
+	// Set all posts from the query above to seen
+	$idarray = array();
+	foreach ($r as $item) {
+		$idarray[] = intval($item["id"]);
+	}
+
+	$idlist = implode(",", $idarray);
+
+	if ($idlist != "") {
+		$unseen = q("SELECT `id` FROM `item` WHERE `unseen` AND `id` IN (%s)", $idlist);
+
+		if ($unseen) {
+			$r = q("UPDATE `item` SET `unseen` = 0 WHERE `unseen` AND `id` IN (%s)", $idlist);
+		}
+	}
+
+	$data = array('status' => $ret);
+	switch ($type) {
+		case "atom":
+		case "rss":
+			$data = api_rss_extra($a, $data, $user_info);
+			break;
+	}
+
+	return api_format_data("statuses", $type, $data);
+}
+
+/// @TODO move to top of file or somewhere better
+api_register_func('api/statuses/home_timeline', 'api_statuses_home_timeline', true);
+api_register_func('api/statuses/friends_timeline', 'api_statuses_home_timeline', true);
+
+function api_statuses_public_timeline($type)
+{
+	$a = get_app();
+
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+
+	$user_info = api_get_user($a);
+	// get last newtork messages
+
+	// params
+	$count = (x($_REQUEST, 'count') ? $_REQUEST['count'] : 20);
+	$page = (x($_REQUEST, 'page') ? $_REQUEST['page'] -1 : 0);
+	if ($page < 0) {
+		$page = 0;
+	}
+	$since_id = (x($_REQUEST, 'since_id') ? $_REQUEST['since_id'] : 0);
+	$max_id = (x($_REQUEST, 'max_id') ? $_REQUEST['max_id'] : 0);
+	//$since_id = 0;//$since_id = (x($_REQUEST, 'since_id')?$_REQUEST['since_id'] : 0);
+	$exclude_replies = (x($_REQUEST, 'exclude_replies') ? 1 : 0);
+	$conversation_id = (x($_REQUEST, 'conversation_id') ? $_REQUEST['conversation_id'] : 0);
+
+	$start = $page * $count;
+
+	if ($max_id > 0) {
+		$sql_extra = 'AND `item`.`id` <= ' . intval($max_id);
+	}
+	if ($exclude_replies > 0) {
+		$sql_extra .= ' AND `item`.`parent` = `item`.`id`';
+	}
+	if ($conversation_id > 0) {
+		$sql_extra .= ' AND `item`.`parent` = ' . intval($conversation_id);
+	}
+
+	$r = q(
+		"SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
+		`contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
+		`contact`.`network`, `contact`.`thumb`, `contact`.`self`, `contact`.`writable`,
+		`contact`.`id` AS `cid`,
+		`user`.`nickname`, `user`.`hidewall`
+		FROM `item`
+		STRAIGHT_JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
+			AND (NOT `contact`.`blocked` OR `contact`.`pending`)
+		STRAIGHT_JOIN `user` ON `user`.`uid` = `item`.`uid`
+			AND NOT `user`.`hidewall`
+		WHERE `verb` = '%s' AND `item`.`visible` AND NOT `item`.`deleted` AND NOT `item`.`moderated`
+		AND `item`.`allow_cid` = ''  AND `item`.`allow_gid` = ''
+		AND `item`.`deny_cid`  = '' AND `item`.`deny_gid`  = ''
+		AND NOT `item`.`private` AND `item`.`wall`
+		$sql_extra
+		AND `item`.`id`>%d
+		ORDER BY `item`.`id` DESC LIMIT %d, %d ",
+		dbesc(ACTIVITY_POST),
+		intval($since_id),
+		intval($start),
+		intval($count)
+	);
+
+	$ret = api_format_items($r, $user_info, false, $type);
+
+	$data = array('status' => $ret);
+	switch ($type) {
+		case "atom":
+		case "rss":
+			$data = api_rss_extra($a, $data, $user_info);
+			break;
+	}
+
+	return api_format_data("statuses", $type, $data);
+}
+
+/// @TODO move to top of file or somewhere better
+api_register_func('api/statuses/public_timeline', 'api_statuses_public_timeline', true);
+
+/**
+ * @TODO nothing to say?
+ */
+function api_statuses_show($type)
+{
+	$a = get_app();
+
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+
+	$user_info = api_get_user($a);
+
+	// params
+	$id = intval($a->argv[3]);
+
+	if ($id == 0) {
+		$id = intval($_REQUEST["id"]);
+	}
+
+	// Hotot workaround
+	if ($id == 0) {
+		$id = intval($a->argv[4]);
+	}
+
+	logger('API: api_statuses_show: ' . $id);
+
+	$conversation = (x($_REQUEST, 'conversation') ? 1 : 0);
+
+	$sql_extra = '';
+	if ($conversation) {
+		$sql_extra .= " AND `item`.`parent` = %d ORDER BY `id` ASC ";
+	} else {
+		$sql_extra .= " AND `item`.`id` = %d";
+	}
+
+	$r = q(
+		"SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
+		`contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
+		`contact`.`network`, `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
+		`contact`.`id` AS `cid`
+		FROM `item`
+		INNER JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
+			AND (NOT `contact`.`blocked` OR `contact`.`pending`)
+		WHERE `item`.`visible` AND NOT `item`.`moderated` AND NOT `item`.`deleted`
+		AND `item`.`uid` = %d AND `item`.`verb` = '%s'
+		$sql_extra",
+		intval(api_user()),
+		dbesc(ACTIVITY_POST),
+		intval($id)
+	);
+
+	/// @TODO How about copying this to above methods which don't check $r ?
+	if (!DBM::is_result($r)) {
+		throw new BadRequestException("There is no status with this id.");
+	}
+
+	$ret = api_format_items($r, $user_info, false, $type);
+
+	if ($conversation) {
+		$data = array('status' => $ret);
+		return api_format_data("statuses", $type, $data);
+	} else {
+		$data = array('status' => $ret[0]);
+		return api_format_data("status", $type, $data);
+	}
+}
+
+/// @TODO move to top of file or somewhere better
+api_register_func('api/statuses/show', 'api_statuses_show', true);
+
+/**
+ * @TODO nothing to say?
+ */
+function api_conversation_show($type)
+{
+	$a = get_app();
+
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+
+	$user_info = api_get_user($a);
+
+	// params
+	$id = intval($a->argv[3]);
+	$count = (x($_REQUEST, 'count') ? $_REQUEST['count'] : 20);
+	$page = (x($_REQUEST, 'page') ? $_REQUEST['page'] - 1 : 0);
+	if ($page < 0) {
+		$page = 0;
+	}
+	$since_id = (x($_REQUEST, 'since_id') ? $_REQUEST['since_id'] : 0);
+	$max_id = (x($_REQUEST, 'max_id') ? $_REQUEST['max_id'] : 0);
+
+	$start = $page*$count;
+
+	if ($id == 0) {
+		$id = intval($_REQUEST["id"]);
+	}
+
+	// Hotot workaround
+	if ($id == 0) {
+		$id = intval($a->argv[4]);
+	}
+
+	logger('API: api_conversation_show: '.$id);
+
+	$r = q("SELECT `parent` FROM `item` WHERE `id` = %d", intval($id));
+	if (DBM::is_result($r)) {
+		$id = $r[0]["parent"];
+	}
+
+	$sql_extra = '';
+
+	if ($max_id > 0) {
+		$sql_extra = ' AND `item`.`id` <= ' . intval($max_id);
+	}
+
+	// Not sure why this query was so complicated. We should keep it here for a while,
+	// just to make sure that we really don't need it.
+	//	FROM `item` INNER JOIN (SELECT `uri`,`parent` FROM `item` WHERE `id` = %d) AS `temp1`
+	//	ON (`item`.`thr-parent` = `temp1`.`uri` AND `item`.`parent` = `temp1`.`parent`)
+
+	$r = q(
+		"SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
+		`contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
+		`contact`.`network`, `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
+		`contact`.`id` AS `cid`
+		FROM `item`
+		STRAIGHT_JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
+			AND (NOT `contact`.`blocked` OR `contact`.`pending`)
+		WHERE `item`.`parent` = %d AND `item`.`visible`
+		AND NOT `item`.`moderated` AND NOT `item`.`deleted`
+		AND `item`.`uid` = %d AND `item`.`verb` = '%s'
+		AND `item`.`id`>%d $sql_extra
+		ORDER BY `item`.`id` DESC LIMIT %d ,%d",
+		intval($id), intval(api_user()),
+		dbesc(ACTIVITY_POST),
+		intval($since_id),
+		intval($start), intval($count)
+	);
+
+	if (!DBM::is_result($r)) {
+		throw new BadRequestException("There is no status with this id.");
+	}
+
+	$ret = api_format_items($r, $user_info, false, $type);
+
+	$data = array('status' => $ret);
+	return api_format_data("statuses", $type, $data);
+}
+
+/// @TODO move to top of file or somewhere better
+api_register_func('api/conversation/show', 'api_conversation_show', true);
+api_register_func('api/statusnet/conversation', 'api_conversation_show', true);
+
+/**
+ * @TODO nothing to say?
+ */
+function api_statuses_repeat($type)
+{
+	global $called_api;
+
+	$a = get_app();
+
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+
+	$user_info = api_get_user($a);
+
+	// params
+	$id = intval($a->argv[3]);
+
+	if ($id == 0) {
+		$id = intval($_REQUEST["id"]);
+	}
+
+	// Hotot workaround
+	if ($id == 0) {
+		$id = intval($a->argv[4]);
+	}
+
+	logger('API: api_statuses_repeat: '.$id);
+
+	$r = q(
+		"SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`, `contact`.`nick` as `reply_author`,
+		`contact`.`name`, `contact`.`photo` as `reply_photo`, `contact`.`url` as `reply_url`, `contact`.`rel`,
+		`contact`.`network`, `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
+		`contact`.`id` AS `cid`
+		FROM `item`
+		INNER JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
+			AND (NOT `contact`.`blocked` OR `contact`.`pending`)
+		WHERE `item`.`visible` AND NOT `item`.`moderated` AND NOT `item`.`deleted`
+		AND NOT `item`.`private` AND `item`.`allow_cid` = '' AND `item`.`allow_gid` = ''
+		AND `item`.`deny_cid` = '' AND `item`.`deny_gid` = ''
+		$sql_extra
+		AND `item`.`id`=%d",
+		intval($id)
+	);
+
+	/// @TODO other style than above functions!
+	if (DBM::is_result($r) && $r[0]['body'] != "") {
+		if (strpos($r[0]['body'], "[/share]") !== false) {
+			$pos = strpos($r[0]['body'], "[share");
+			$post = substr($r[0]['body'], $pos);
+		} else {
+			$post = share_header($r[0]['author-name'], $r[0]['author-link'], $r[0]['author-avatar'], $r[0]['guid'], $r[0]['created'], $r[0]['plink']);
+
+			$post .= $r[0]['body'];
+			$post .= "[/share]";
+		}
+		$_REQUEST['body'] = $post;
+		$_REQUEST['profile_uid'] = api_user();
 		$_REQUEST['type'] = 'wall';
-		$_REQUEST['profile_uid'] = api_user();
-		$_REQUEST['api_source'] = true;
-		$txt = requestdata('status');
-		/// @TODO old-lost code?
-		//$txt = urldecode(requestdata('status'));
-
-		if ((strpos($txt,'<') !== false) || (strpos($txt,'>') !== false)) {
-
-			$txt = html2bb_video($txt);
-			$config = HTMLPurifier_Config::createDefault();
-			$config->set('Cache.DefinitionImpl', null);
-			$purifier = new HTMLPurifier($config);
-			$txt = $purifier->purify($txt);
-		}
-		$txt = html2bbcode($txt);
-
-		$a->argv[1]=$user_info['screen_name']; //should be set to username?
-
-		// tell wall_upload function to return img info instead of echo
-		$_REQUEST['hush'] = 'yeah';
-		$bebop = wall_upload_post($a);
-
-		// now that we have the img url in bbcode we can add it to the status and insert the wall item.
-		$_REQUEST['body'] = $txt . "\n\n" . $bebop;
-		item_post($a);
-
-		// this should output the last post (the one we just posted).
-		return api_status_show($type);
-	}
-
-	/// @TODO move this to top of file or somewhere better!
-	api_register_func('api/statuses/mediap','api_statuses_mediap', true, API_METHOD_POST);
-
-	function api_statuses_update($type) {
-
-		$a = get_app();
-
-		if (api_user() === false) {
-			logger('api_statuses_update: no user');
-			throw new ForbiddenException();
-		}
-
-		$user_info = api_get_user($a);
-
-		// convert $_POST array items to the form we use for web posts.
-
-		// logger('api_post: ' . print_r($_POST,true));
-
-		if (requestdata('htmlstatus')) {
-			$txt = requestdata('htmlstatus');
-			if ((strpos($txt, '<') !== false) || (strpos($txt, '>') !== false)) {
-				$txt = html2bb_video($txt);
-
-				$config = HTMLPurifier_Config::createDefault();
-				$config->set('Cache.DefinitionImpl', null);
-
-				$purifier = new HTMLPurifier($config);
-				$txt = $purifier->purify($txt);
-
-				$_REQUEST['body'] = html2bbcode($txt);
-			}
-
-		} else {
-			$_REQUEST['body'] = requestdata('status');
-		}
-
-		$_REQUEST['title'] = requestdata('title');
-
-		$parent = requestdata('in_reply_to_status_id');
-
-		// Twidere sends "-1" if it is no reply ...
-		if ($parent == -1) {
-			$parent = "";
-		}
-
-		if (ctype_digit($parent)) {
-			$_REQUEST['parent'] = $parent;
-		} else {
-			$_REQUEST['parent_uri'] = $parent;
-		}
-
-		if (requestdata('lat') && requestdata('long')) {
-			$_REQUEST['coord'] = sprintf("%s %s", requestdata('lat'), requestdata('long'));
-		}
-		$_REQUEST['profile_uid'] = api_user();
-
-		if ($parent) {
-			$_REQUEST['type'] = 'net-comment';
-		} else {
-			// Check for throttling (maximum posts per day, week and month)
-			$throttle_day = Config::get('system','throttle_limit_day');
-			if ($throttle_day > 0) {
-				$datefrom = date("Y-m-d H:i:s", time() - 24*60*60);
-
-				$r = q("SELECT COUNT(*) AS `posts_day` FROM `item` WHERE `uid`=%d AND `wall`
-					AND `created` > '%s' AND `id` = `parent`",
-					intval(api_user()), dbesc($datefrom));
-
-				if (DBM::is_result($r)) {
-					$posts_day = $r[0]["posts_day"];
-				} else {
-					$posts_day = 0;
-				}
-
-				if ($posts_day > $throttle_day) {
-					logger('Daily posting limit reached for user '.api_user(), LOGGER_DEBUG);
-					// die(api_error($type, sprintf(t("Daily posting limit of %d posts reached. The post was rejected."), $throttle_day)));
-					throw new TooManyRequestsException(sprintf(t("Daily posting limit of %d posts reached. The post was rejected."), $throttle_day));
-				}
-			}
-
-			$throttle_week = Config::get('system','throttle_limit_week');
-			if ($throttle_week > 0) {
-				$datefrom = date("Y-m-d H:i:s", time() - 24*60*60*7);
-
-				$r = q("SELECT COUNT(*) AS `posts_week` FROM `item` WHERE `uid`=%d AND `wall`
-					AND `created` > '%s' AND `id` = `parent`",
-					intval(api_user()), dbesc($datefrom));
-
-				if (DBM::is_result($r)) {
-					$posts_week = $r[0]["posts_week"];
-				} else {
-					$posts_week = 0;
-				}
-
-				if ($posts_week > $throttle_week) {
-					logger('Weekly posting limit reached for user '.api_user(), LOGGER_DEBUG);
-					// die(api_error($type, sprintf(t("Weekly posting limit of %d posts reached. The post was rejected."), $throttle_week)));
-					throw new TooManyRequestsException(sprintf(t("Weekly posting limit of %d posts reached. The post was rejected."), $throttle_week));
-				}
-			}
-
-			$throttle_month = Config::get('system','throttle_limit_month');
-			if ($throttle_month > 0) {
-				$datefrom = date("Y-m-d H:i:s", time() - 24*60*60*30);
-
-				$r = q("SELECT COUNT(*) AS `posts_month` FROM `item` WHERE `uid`=%d AND `wall`
-					AND `created` > '%s' AND `id` = `parent`",
-					intval(api_user()), dbesc($datefrom));
-
-				if (DBM::is_result($r)) {
-					$posts_month = $r[0]["posts_month"];
-				} else {
-					$posts_month = 0;
-				}
-
-				if ($posts_month > $throttle_month) {
-					logger('Monthly posting limit reached for user '.api_user(), LOGGER_DEBUG);
-					// die(api_error($type, sprintf(t("Monthly posting limit of %d posts reached. The post was rejected."), $throttle_month)));
-					throw new TooManyRequestsException(sprintf(t("Monthly posting limit of %d posts reached. The post was rejected."), $throttle_month));
-				}
-			}
-
-			$_REQUEST['type'] = 'wall';
-		}
-
-		if (x($_FILES, 'media')) {
-			// upload the image if we have one
-			$_REQUEST['hush'] = 'yeah'; //tell wall_upload function to return img info instead of echo
-			$media = wall_upload_post($a);
-			if (strlen($media) > 0) {
-				$_REQUEST['body'] .= "\n\n" . $media;
-			}
-		}
-
-		// To-Do: Multiple IDs
-		if (requestdata('media_ids')) {
-			$r = q("SELECT `resource-id`, `scale`, `nickname`, `type` FROM `photo` INNER JOIN `user` ON `user`.`uid` = `photo`.`uid` WHERE `resource-id` IN (SELECT `resource-id` FROM `photo` WHERE `id` = %d) AND `scale` > 0 AND `photo`.`uid` = %d ORDER BY `photo`.`width` DESC LIMIT 1",
-				intval(requestdata('media_ids')), api_user());
-			if (DBM::is_result($r)) {
-				$phototypes = Photo::supportedTypes();
-				$ext = $phototypes[$r[0]['type']];
-				$_REQUEST['body'] .= "\n\n" . '[url=' . System::baseUrl() . '/photos/' . $r[0]['nickname'] . '/image/' . $r[0]['resource-id'] . ']';
-				$_REQUEST['body'] .= '[img]' . System::baseUrl() . '/photo/' . $r[0]['resource-id'] . '-' . $r[0]['scale'] . '.' . $ext . '[/img][/url]';
-			}
-		}
-
-		// set this so that the item_post() function is quiet and doesn't redirect or emit json
-
 		$_REQUEST['api_source'] = true;
 
 		if (!x($_REQUEST, "source")) {
 			$_REQUEST["source"] = api_source();
 		}
 
-		// call out normal post function
 		item_post($a);
-
-		// this should output the last post (the one we just posted).
-		return api_status_show($type);
+	} else {
+		throw new ForbiddenException();
 	}
 
-	/// @TODO move to top of file or somwhere better
-	api_register_func('api/statuses/update','api_statuses_update', true, API_METHOD_POST);
-	api_register_func('api/statuses/update_with_media','api_statuses_update', true, API_METHOD_POST);
+	// this should output the last post (the one we just posted).
+	$called_api = null;
+	return api_status_show($type);
+}
 
-	function api_media_upload($type) {
+/// @TODO move to top of file or somewhere better
+api_register_func('api/statuses/retweet', 'api_statuses_repeat', true, API_METHOD_POST);
 
-		$a = get_app();
+/**
+ * @TODO nothing to say?
+ */
+function api_statuses_destroy($type)
+{
+	$a = get_app();
 
-		if (api_user() === false) {
-			logger('no user');
-			throw new ForbiddenException();
-		}
-
-		$user_info = api_get_user($a);
-
-		if (!x($_FILES, 'media')) {
-			// Output error
-			throw new BadRequestException("No media.");
-		}
-
-		$media = wall_upload_post($a, false);
-		if (!$media) {
-			// Output error
-			throw new InternalServerErrorException();
-		}
-
-		$returndata = array();
-		$returndata["media_id"] = $media["id"];
-		$returndata["media_id_string"] = (string)$media["id"];
-		$returndata["size"] = $media["size"];
-		$returndata["image"] = array("w" => $media["width"],
-						"h" => $media["height"],
-						"image_type" => $media["type"]);
-
-		logger("Media uploaded: " . print_r($returndata, true), LOGGER_DEBUG);
-
-		return array("media" => $returndata);
+	if (api_user() === false) {
+		throw new ForbiddenException();
 	}
 
-	/// @TODO move to top of file or somwhere better
-	api_register_func('api/media/upload','api_media_upload', true, API_METHOD_POST);
+	$user_info = api_get_user($a);
 
-	function api_status_show($type) {
-
-		$a = get_app();
-
-		$user_info = api_get_user($a);
-
-		logger('api_status_show: user_info: '.print_r($user_info, true), LOGGER_DEBUG);
-
-		if ($type == "raw") {
-			$privacy_sql = "AND `item`.`allow_cid`='' AND `item`.`allow_gid`='' AND `item`.`deny_cid`='' AND `item`.`deny_gid`=''";
-		} else {
-			$privacy_sql = "";
-		}
-
-		// get last public wall message
-		$lastwall = q("SELECT `item`.*
-				FROM `item`
-				WHERE `item`.`contact-id` = %d AND `item`.`uid` = %d
-					AND ((`item`.`author-link` IN ('%s', '%s')) OR (`item`.`owner-link` IN ('%s', '%s')))
-					AND `item`.`type` != 'activity' $privacy_sql
-				ORDER BY `item`.`id` DESC
-				LIMIT 1",
-				intval($user_info['cid']),
-				intval(api_user()),
-				dbesc($user_info['url']),
-				dbesc(normalise_link($user_info['url'])),
-				dbesc($user_info['url']),
-				dbesc(normalise_link($user_info['url']))
-		);
-
-		if (DBM::is_result($lastwall)) {
-			$lastwall = $lastwall[0];
-
-			$in_reply_to = api_in_reply_to($lastwall);
-
-			$converted = api_convert_item($lastwall);
-
-			if ($type == "xml") {
-				$geo = "georss:point";
-			} else {
-				$geo = "geo";
-			}
-
-			$status_info = array(
-				'created_at' => api_date($lastwall['created']),
-				'id' => intval($lastwall['id']),
-				'id_str' => (string) $lastwall['id'],
-				'text' => $converted["text"],
-				'source' => (($lastwall['app']) ? $lastwall['app'] : 'web'),
-				'truncated' => false,
-				'in_reply_to_status_id' => $in_reply_to['status_id'],
-				'in_reply_to_status_id_str' => $in_reply_to['status_id_str'],
-				'in_reply_to_user_id' => $in_reply_to['user_id'],
-				'in_reply_to_user_id_str' => $in_reply_to['user_id_str'],
-				'in_reply_to_screen_name' => $in_reply_to['screen_name'],
-				'user' => $user_info,
-				$geo => NULL,
-				'coordinates' => "",
-				'place' => "",
-				'contributors' => "",
-				'is_quote_status' => false,
-				'retweet_count' => 0,
-				'favorite_count' => 0,
-				'favorited' => $lastwall['starred'] ? true : false,
-				'retweeted' => false,
-				'possibly_sensitive' => false,
-				'lang' => "",
-				'statusnet_html'		=> $converted["html"],
-				'statusnet_conversation_id'	=> $lastwall['parent'],
-			);
-
-			if (count($converted["attachments"]) > 0) {
-				$status_info["attachments"] = $converted["attachments"];
-			}
-
-			if (count($converted["entities"]) > 0) {
-				$status_info["entities"] = $converted["entities"];
-			}
-
-			if (($lastwall['item_network'] != "") && ($status["source"] == 'web')) {
-				$status_info["source"] = network_to_name($lastwall['item_network'], $user_info['url']);
-			} elseif (($lastwall['item_network'] != "") && (network_to_name($lastwall['item_network'], $user_info['url']) != $status_info["source"])) {
-				$status_info["source"] = trim($status_info["source"].' ('.network_to_name($lastwall['item_network'], $user_info['url']).')');
-			}
-
-			// "uid" and "self" are only needed for some internal stuff, so remove it from here
-			unset($status_info["user"]["uid"]);
-			unset($status_info["user"]["self"]);
-		}
-
-		logger('status_info: '.print_r($status_info, true), LOGGER_DEBUG);
-
-		if ($type == "raw") {
-			return $status_info;
-		}
-
-		return api_format_data("statuses", $type, array('status' => $status_info));
+	// params
+	$id = intval($a->argv[3]);
 
+	if ($id == 0) {
+		$id = intval($_REQUEST["id"]);
 	}
 
-	/**
-	 * Returns extended information of a given user, specified by ID or screen name as per the required id parameter.
-	 * The author's most recent status will be returned inline.
-	 * http://developer.twitter.com/doc/get/users/show
-	 */
-	function api_users_show($type) {
-
-		$a = get_app();
-
-		$user_info = api_get_user($a);
-		$lastwall = q("SELECT `item`.*
-				FROM `item`
-				INNER JOIN `contact` ON `contact`.`id`=`item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
-				WHERE `item`.`uid` = %d AND `verb` = '%s' AND `item`.`contact-id` = %d
-					AND ((`item`.`author-link` IN ('%s', '%s')) OR (`item`.`owner-link` IN ('%s', '%s')))
-					AND `type`!='activity'
-					AND `item`.`allow_cid`='' AND `item`.`allow_gid`='' AND `item`.`deny_cid`='' AND `item`.`deny_gid`=''
-				ORDER BY `id` DESC
-				LIMIT 1",
-				intval(api_user()),
-				dbesc(ACTIVITY_POST),
-				intval($user_info['cid']),
-				dbesc($user_info['url']),
-				dbesc(normalise_link($user_info['url'])),
-				dbesc($user_info['url']),
-				dbesc(normalise_link($user_info['url']))
-		);
-
-		if (DBM::is_result($lastwall)) {
-			$lastwall = $lastwall[0];
-
-			$in_reply_to = api_in_reply_to($lastwall);
-
-			$converted = api_convert_item($lastwall);
-
-			if ($type == "xml") {
-				$geo = "georss:point";
-			} else {
-				$geo = "geo";
-			}
-
-			$user_info['status'] = array(
-				'text' => $converted["text"],
-				'truncated' => false,
-				'created_at' => api_date($lastwall['created']),
-				'in_reply_to_status_id' => $in_reply_to['status_id'],
-				'in_reply_to_status_id_str' => $in_reply_to['status_id_str'],
-				'source' => (($lastwall['app']) ? $lastwall['app'] : 'web'),
-				'id' => intval($lastwall['contact-id']),
-				'id_str' => (string) $lastwall['contact-id'],
-				'in_reply_to_user_id' => $in_reply_to['user_id'],
-				'in_reply_to_user_id_str' => $in_reply_to['user_id_str'],
-				'in_reply_to_screen_name' => $in_reply_to['screen_name'],
-				$geo => NULL,
-				'favorited' => $lastwall['starred'] ? true : false,
-				'statusnet_html' => $converted["html"],
-				'statusnet_conversation_id'	=> $lastwall['parent'],
-			);
-
-			if (count($converted["attachments"]) > 0) {
-				$user_info["status"]["attachments"] = $converted["attachments"];
-			}
-
-			if (count($converted["entities"]) > 0) {
-				$user_info["status"]["entities"] = $converted["entities"];
-			}
-
-			if (($lastwall['item_network'] != "") && ($user_info["status"]["source"] == 'web')) {
-				$user_info["status"]["source"] = network_to_name($lastwall['item_network'], $user_info['url']);
-			}
-
-			if (($lastwall['item_network'] != "") && (network_to_name($lastwall['item_network'], $user_info['url']) != $user_info["status"]["source"])) {
-				$user_info["status"]["source"] = trim($user_info["status"]["source"] . ' (' . network_to_name($lastwall['item_network'], $user_info['url']) . ')');
-			}
-
-		}
-
-		// "uid" and "self" are only needed for some internal stuff, so remove it from here
-		unset($user_info["uid"]);
-		unset($user_info["self"]);
-
-		return api_format_data("user", $type, array('user' => $user_info));
-
+	// Hotot workaround
+	if ($id == 0) {
+		$id = intval($a->argv[4]);
 	}
 
-	/// @TODO move to top of file or somewhere better
-	api_register_func('api/users/show','api_users_show');
-	api_register_func('api/externalprofile/show','api_users_show');
+	logger('API: api_statuses_destroy: '.$id);
 
-	function api_users_search($type) {
+	$ret = api_statuses_show($type);
 
-		$a = get_app();
+	drop_item($id, false);
 
-		$page = (x($_REQUEST, 'page') ? $_REQUEST['page'] - 1 : 0);
+	return $ret;
+}
 
-		$userlist = array();
+/// @TODO move to top of file or somewhere better
+api_register_func('api/statuses/destroy', 'api_statuses_destroy', true, API_METHOD_DELETE);
 
-		if (x($_GET, 'q')) {
-			$r = q("SELECT id FROM `contact` WHERE `uid` = 0 AND `name` = '%s'", dbesc($_GET["q"]));
+/**
+ * @TODO Nothing more than an URL to say?
+ * http://developer.twitter.com/doc/get/statuses/mentions
+ */
+function api_statuses_mentions($type)
+{
+	$a = get_app();
 
-			if (!DBM::is_result($r)) {
-				$r = q("SELECT `id` FROM `contact` WHERE `uid` = 0 AND `nick` = '%s'", dbesc($_GET["q"]));
-			}
-
-			if (DBM::is_result($r)) {
-				$k = 0;
-				foreach ($r AS $user) {
-					$user_info = api_get_user($a, $user["id"], "json");
-
-					if ($type == "xml") {
-						$userlist[$k++.":user"] = $user_info;
-					} else {
-						$userlist[] = $user_info;
-					}
-				}
-				$userlist = array("users" => $userlist);
-			} else {
-				throw new BadRequestException("User not found.");
-			}
-		} else {
-			throw new BadRequestException("User not found.");
-		}
-		return api_format_data("users", $type, $userlist);
+	if (api_user() === false) {
+		throw new ForbiddenException();
 	}
 
-	/// @TODO move to top of file or somewhere better
-	api_register_func('api/users/search','api_users_search');
+	unset($_REQUEST["user_id"]);
+	unset($_GET["user_id"]);
 
-	/**
-	 *
-	 * http://developer.twitter.com/doc/get/statuses/home_timeline
-	 *
-	 * TODO: Optional parameters
-	 * TODO: Add reply info
-	 */
-	function api_statuses_home_timeline($type) {
+	unset($_REQUEST["screen_name"]);
+	unset($_GET["screen_name"]);
 
-		$a = get_app();
+	$user_info = api_get_user($a);
+	// get last newtork messages
 
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
 
-		unset($_REQUEST["user_id"]);
-		unset($_GET["user_id"]);
+	// params
+	$count = (x($_REQUEST, 'count') ? $_REQUEST['count'] : 20);
+	$page = (x($_REQUEST, 'page') ? $_REQUEST['page'] -1 : 0);
+	if ($page < 0) {
+		$page = 0;
+	}
+	$since_id = (x($_REQUEST, 'since_id') ? $_REQUEST['since_id'] : 0);
+	$max_id = (x($_REQUEST, 'max_id') ? $_REQUEST['max_id'] : 0);
+	//$since_id = 0;//$since_id = (x($_REQUEST, 'since_id')?$_REQUEST['since_id'] : 0);
 
-		unset($_REQUEST["screen_name"]);
-		unset($_GET["screen_name"]);
+	$start = $page * $count;
 
-		$user_info = api_get_user($a);
-		// get last newtork messages
+	// Ugly code - should be changed
+	$myurl = System::baseUrl() . '/profile/'. $a->user['nickname'];
+	$myurl = substr($myurl, strpos($myurl, '://') + 3);
+	//$myurl = str_replace(array('www.','.'),array('','\\.'),$myurl);
+	$myurl = str_replace('www.', '', $myurl);
+	$diasp_url = str_replace('/profile/', '/u/', $myurl);
+
+	if ($max_id > 0) {
+		$sql_extra = ' AND `item`.`id` <= ' . intval($max_id);
+	}
+
+	$r = q(
+		"SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
+		`contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
+		`contact`.`network`, `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
+		`contact`.`id` AS `cid`
+		FROM `item` FORCE INDEX (`uid_id`)
+		STRAIGHT_JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
+			AND (NOT `contact`.`blocked` OR `contact`.`pending`)
+		WHERE `item`.`uid` = %d AND `verb` = '%s'
+		AND NOT (`item`.`author-link` IN ('https://%s', 'http://%s'))
+		AND `item`.`visible` AND NOT `item`.`moderated` AND NOT `item`.`deleted`
+		AND `item`.`parent` IN (SELECT `iid` FROM `thread` WHERE `uid` = %d AND `mention` AND !`ignored`)
+		$sql_extra
+		AND `item`.`id`>%d
+		ORDER BY `item`.`id` DESC LIMIT %d ,%d ",
+		intval(api_user()),
+		dbesc(ACTIVITY_POST),
+		dbesc(protect_sprintf($myurl)),
+		dbesc(protect_sprintf($myurl)),
+		intval(api_user()),
+		intval($since_id),
+		intval($start),
+		intval($count)
+	);
+
+	$ret = api_format_items($r, $user_info, false, $type);
+
+	$data = array('status' => $ret);
+	switch ($type) {
+		case "atom":
+		case "rss":
+			$data = api_rss_extra($a, $data, $user_info);
+			break;
+	}
+
+	return api_format_data("statuses", $type, $data);
+}
+
+/// @TODO move to top of file or somewhere better
+api_register_func('api/statuses/mentions', 'api_statuses_mentions', true);
+api_register_func('api/statuses/replies', 'api_statuses_mentions', true);
+
+function api_statuses_user_timeline($type)
+{
+	$a = get_app();
+
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+
+	$user_info = api_get_user($a);
+	// get last network messages
+
+	logger(
+		"api_statuses_user_timeline: api_user: ". api_user() .
+			"\nuser_info: ".print_r($user_info, true) .
+			"\n_REQUEST:  ".print_r($_REQUEST, true),
+		LOGGER_DEBUG
+	);
+
+	// params
+	$count = (x($_REQUEST, 'count') ? $_REQUEST['count'] : 20);
+	$page = (x($_REQUEST, 'page') ? $_REQUEST['page'] -1 : 0);
+	if ($page < 0) {
+		$page = 0;
+	}
+	$since_id = (x($_REQUEST, 'since_id') ? $_REQUEST['since_id'] : 0);
+	//$since_id = 0;//$since_id = (x($_REQUEST, 'since_id')?$_REQUEST['since_id'] : 0);
+	$exclude_replies = (x($_REQUEST, 'exclude_replies') ? 1 : 0);
+	$conversation_id = (x($_REQUEST, 'conversation_id') ? $_REQUEST['conversation_id'] : 0);
+
+	$start = $page * $count;
+
+	$sql_extra = '';
+	if ($user_info['self'] == 1) {
+		$sql_extra .= " AND `item`.`wall` = 1 ";
+	}
+
+	if ($exclude_replies > 0) {
+		$sql_extra .= ' AND `item`.`parent` = `item`.`id`';
+	}
+	if ($conversation_id > 0) {
+		$sql_extra .= ' AND `item`.`parent` = ' . intval($conversation_id);
+	}
+
+	$r = q(
+		"SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
+		`contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
+		`contact`.`network`, `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
+		`contact`.`id` AS `cid`
+		FROM `item` FORCE INDEX (`uid_contactid_id`)
+		STRAIGHT_JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
+			AND (NOT `contact`.`blocked` OR `contact`.`pending`)
+		WHERE `item`.`uid` = %d AND `verb` = '%s'
+		AND `item`.`contact-id` = %d
+		AND `item`.`visible` AND NOT `item`.`moderated` AND NOT `item`.`deleted`
+		$sql_extra
+		AND `item`.`id`>%d
+		ORDER BY `item`.`id` DESC LIMIT %d ,%d ",
+		intval(api_user()),
+		dbesc(ACTIVITY_POST),
+		intval($user_info['cid']),
+		intval($since_id),
+		intval($start),
+		intval($count)
+	);
+
+	$ret = api_format_items($r, $user_info, true, $type);
+
+	$data = array('status' => $ret);
+	switch ($type) {
+		case "atom":
+		case "rss":
+			$data = api_rss_extra($a, $data, $user_info);
+			break;
+	}
+
+	return api_format_data("statuses", $type, $data);
+}
+
+/// @TODO move to top of file or somwhere better
+api_register_func('api/statuses/user_timeline','api_statuses_user_timeline', true);
+
+/**
+ * Star/unstar an item
+ * param: id : id of the item
+ *
+ * api v1 : https://web.archive.org/web/20131019055350/https://dev.twitter.com/docs/api/1/post/favorites/create/%3Aid
+ */
+function api_favorites_create_destroy($type)
+{
+	$a = get_app();
+
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+
+	// for versioned api.
+	/// @TODO We need a better global soluton
+	$action_argv_id = 2;
+	if ($a->argv[1] == "1.1") {
+		$action_argv_id = 3;
+	}
+
+	if ($a->argc <= $action_argv_id) {
+		throw new BadRequestException("Invalid request.");
+	}
+	$action = str_replace("." . $type, "", $a->argv[$action_argv_id]);
+	if ($a->argc == $action_argv_id + 2) {
+		$itemid = intval($a->argv[$action_argv_id + 1]);
+	} else {
+		///  @TODO use x() to check if _REQUEST contains 'id'
+		$itemid = intval($_REQUEST['id']);
+	}
+
+	$item = q("SELECT * FROM `item` WHERE `id`=%d AND `uid`=%d LIMIT 1", $itemid, api_user());
+
+	if (!DBM::is_result($item) || count($item) == 0) {
+		throw new BadRequestException("Invalid item.");
+	}
+
+	switch ($action) {
+		case "create":
+			$item[0]['starred'] = 1;
+			break;
+		case "destroy":
+			$item[0]['starred'] = 0;
+			break;
+		default:
+			throw new BadRequestException("Invalid action ".$action);
+	}
+
+	$r = q("UPDATE item SET starred=%d WHERE id=%d AND uid=%d",	$item[0]['starred'], $itemid, api_user());
+
+	q("UPDATE thread SET starred=%d WHERE iid=%d AND uid=%d", $item[0]['starred'], $itemid, api_user());
+
+	if ($r === false) {
+		throw new InternalServerErrorException("DB error");
+	}
+
+
+	$user_info = api_get_user($a);
+	$rets = api_format_items($item, $user_info, false, $type);
+	$ret = $rets[0];
+
+	$data = array('status' => $ret);
+	switch ($type) {
+		case "atom":
+		case "rss":
+			$data = api_rss_extra($a, $data, $user_info);
+	}
+
+	return api_format_data("status", $type, $data);
+}
+
+/// @TODO move to top of file or somwhere better
+api_register_func('api/favorites/create', 'api_favorites_create_destroy', true, API_METHOD_POST);
+api_register_func('api/favorites/destroy', 'api_favorites_create_destroy', true, API_METHOD_DELETE);
+
+function api_favorites($type)
+{
+	global $called_api;
+
+	$a = get_app();
+
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+
+	$called_api = array();
+
+	$user_info = api_get_user($a);
+
+	// in friendica starred item are private
+	// return favorites only for self
+	logger('api_favorites: self:' . $user_info['self']);
+
+	if ($user_info['self'] == 0) {
+		$ret = array();
+	} else {
+		$sql_extra = "";
 
 		// params
-		$count = (x($_REQUEST, 'count') ? $_REQUEST['count'] : 20);
-		$page = (x($_REQUEST, 'page') ? $_REQUEST['page'] - 1 : 0);
-		if ($page < 0) {
-			$page = 0;
-		}
 		$since_id = (x($_REQUEST, 'since_id') ? $_REQUEST['since_id'] : 0);
 		$max_id = (x($_REQUEST, 'max_id') ? $_REQUEST['max_id'] : 0);
-		//$since_id = 0;//$since_id = (x($_REQUEST, 'since_id')?$_REQUEST['since_id'] : 0);
-		$exclude_replies = (x($_REQUEST, 'exclude_replies') ? 1 : 0);
-		$conversation_id = (x($_REQUEST, 'conversation_id') ? $_REQUEST['conversation_id'] : 0);
-
-		$start = $page * $count;
-
-		$sql_extra = '';
-		if ($max_id > 0) {
-			$sql_extra .= ' AND `item`.`id` <= ' . intval($max_id);
-		}
-		if ($exclude_replies > 0) {
-			$sql_extra .= ' AND `item`.`parent` = `item`.`id`';
-		}
-		if ($conversation_id > 0) {
-			$sql_extra .= ' AND `item`.`parent` = ' . intval($conversation_id);
-		}
-
-		$r = q("SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
-			`contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
-			`contact`.`network`, `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
-			`contact`.`id` AS `cid`
-			FROM `item`
-			STRAIGHT_JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
-				AND (NOT `contact`.`blocked` OR `contact`.`pending`)
-			WHERE `item`.`uid` = %d AND `verb` = '%s'
-			AND `item`.`visible` AND NOT `item`.`moderated` AND NOT `item`.`deleted`
-			$sql_extra
-			AND `item`.`id`>%d
-			ORDER BY `item`.`id` DESC LIMIT %d ,%d ",
-			intval(api_user()),
-			dbesc(ACTIVITY_POST),
-			intval($since_id),
-			intval($start),	intval($count)
-		);
-
-		$ret = api_format_items($r, $user_info, false, $type);
-
-		// Set all posts from the query above to seen
-		$idarray = array();
-		foreach ($r AS $item) {
-			$idarray[] = intval($item["id"]);
-		}
-
-		$idlist = implode(",", $idarray);
-
-		if ($idlist != "") {
-			$unseen = q("SELECT `id` FROM `item` WHERE `unseen` AND `id` IN (%s)", $idlist);
-
-			if ($unseen) {
-				$r = q("UPDATE `item` SET `unseen` = 0 WHERE `unseen` AND `id` IN (%s)", $idlist);
-			}
-		}
-
-		$data = array('status' => $ret);
-		switch ($type) {
-			case "atom":
-			case "rss":
-				$data = api_rss_extra($a, $data, $user_info);
-				break;
-		}
-
-		return api_format_data("statuses", $type, $data);
-	}
-
-	/// @TODO move to top of file or somewhere better
-	api_register_func('api/statuses/home_timeline','api_statuses_home_timeline', true);
-	api_register_func('api/statuses/friends_timeline','api_statuses_home_timeline', true);
-
-	function api_statuses_public_timeline($type) {
-
-		$a = get_app();
-
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
-
-		$user_info = api_get_user($a);
-		// get last newtork messages
-
-		// params
-		$count = (x($_REQUEST, 'count') ? $_REQUEST['count'] : 20);
-		$page = (x($_REQUEST, 'page') ? $_REQUEST['page'] -1 : 0);
-		if ($page < 0) {
-			$page = 0;
-		}
-		$since_id = (x($_REQUEST, 'since_id') ? $_REQUEST['since_id'] : 0);
-		$max_id = (x($_REQUEST, 'max_id') ? $_REQUEST['max_id'] : 0);
-		//$since_id = 0;//$since_id = (x($_REQUEST, 'since_id')?$_REQUEST['since_id'] : 0);
-		$exclude_replies = (x($_REQUEST, 'exclude_replies') ? 1 : 0);
-		$conversation_id = (x($_REQUEST, 'conversation_id') ? $_REQUEST['conversation_id'] : 0);
-
-		$start = $page * $count;
-
-		if ($max_id > 0) {
-			$sql_extra = 'AND `item`.`id` <= ' . intval($max_id);
-		}
-		if ($exclude_replies > 0) {
-			$sql_extra .= ' AND `item`.`parent` = `item`.`id`';
-		}
-		if ($conversation_id > 0) {
-			$sql_extra .= ' AND `item`.`parent` = ' . intval($conversation_id);
-		}
-
-		$r = q("SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
-			`contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
-			`contact`.`network`, `contact`.`thumb`, `contact`.`self`, `contact`.`writable`,
-			`contact`.`id` AS `cid`,
-			`user`.`nickname`, `user`.`hidewall`
-			FROM `item`
-			STRAIGHT_JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
-				AND (NOT `contact`.`blocked` OR `contact`.`pending`)
-			STRAIGHT_JOIN `user` ON `user`.`uid` = `item`.`uid`
-				AND NOT `user`.`hidewall`
-			WHERE `verb` = '%s' AND `item`.`visible` AND NOT `item`.`deleted` AND NOT `item`.`moderated`
-			AND `item`.`allow_cid` = ''  AND `item`.`allow_gid` = ''
-			AND `item`.`deny_cid`  = '' AND `item`.`deny_gid`  = ''
-			AND NOT `item`.`private` AND `item`.`wall`
-			$sql_extra
-			AND `item`.`id`>%d
-			ORDER BY `item`.`id` DESC LIMIT %d, %d ",
-			dbesc(ACTIVITY_POST),
-			intval($since_id),
-			intval($start),
-			intval($count));
-
-		$ret = api_format_items($r, $user_info, false, $type);
-
-		$data = array('status' => $ret);
-		switch ($type) {
-			case "atom":
-			case "rss":
-				$data = api_rss_extra($a, $data, $user_info);
-				break;
-		}
-
-		return api_format_data("statuses", $type, $data);
-	}
-
-	/// @TODO move to top of file or somewhere better
-	api_register_func('api/statuses/public_timeline','api_statuses_public_timeline', true);
-
-	/**
-	 * @TODO nothing to say?
-	 */
-	function api_statuses_show($type) {
-
-		$a = get_app();
-
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
-
-		$user_info = api_get_user($a);
-
-		// params
-		$id = intval($a->argv[3]);
-
-		if ($id == 0) {
-			$id = intval($_REQUEST["id"]);
-		}
-
-		// Hotot workaround
-		if ($id == 0) {
-			$id = intval($a->argv[4]);
-		}
-
-		logger('API: api_statuses_show: ' . $id);
-
-		$conversation = (x($_REQUEST, 'conversation') ? 1 : 0);
-
-		$sql_extra = '';
-		if ($conversation) {
-			$sql_extra .= " AND `item`.`parent` = %d ORDER BY `id` ASC ";
-		} else {
-			$sql_extra .= " AND `item`.`id` = %d";
-		}
-
-		$r = q("SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
-			`contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
-			`contact`.`network`, `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
-			`contact`.`id` AS `cid`
-			FROM `item`
-			INNER JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
-				AND (NOT `contact`.`blocked` OR `contact`.`pending`)
-			WHERE `item`.`visible` AND NOT `item`.`moderated` AND NOT `item`.`deleted`
-			AND `item`.`uid` = %d AND `item`.`verb` = '%s'
-			$sql_extra",
-			intval(api_user()),
-			dbesc(ACTIVITY_POST),
-			intval($id)
-		);
-
-		/// @TODO How about copying this to above methods which don't check $r ?
-		if (!DBM::is_result($r)) {
-			throw new BadRequestException("There is no status with this id.");
-		}
-
-		$ret = api_format_items($r,$user_info, false, $type);
-
-		if ($conversation) {
-			$data = array('status' => $ret);
-			return api_format_data("statuses", $type, $data);
-		} else {
-			$data = array('status' => $ret[0]);
-			return api_format_data("status", $type, $data);
-		}
-	}
-
-	/// @TODO move to top of file or somewhere better
-	api_register_func('api/statuses/show','api_statuses_show', true);
-
-	/**
-	 * @TODO nothing to say?
-	 */
-	function api_conversation_show($type) {
-
-		$a = get_app();
-
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
-
-		$user_info = api_get_user($a);
-
-		// params
-		$id = intval($a->argv[3]);
-		$count = (x($_REQUEST, 'count') ? $_REQUEST['count'] : 20);
-		$page = (x($_REQUEST, 'page') ? $_REQUEST['page'] - 1 : 0);
-		if ($page < 0) {
-			$page = 0;
-		}
-		$since_id = (x($_REQUEST, 'since_id') ? $_REQUEST['since_id'] : 0);
-		$max_id = (x($_REQUEST, 'max_id') ? $_REQUEST['max_id'] : 0);
-
-		$start = $page*$count;
-
-		if ($id == 0) {
-			$id = intval($_REQUEST["id"]);
-		}
-
-		// Hotot workaround
-		if ($id == 0) {
-			$id = intval($a->argv[4]);
-		}
-
-		logger('API: api_conversation_show: '.$id);
-
-		$r = q("SELECT `parent` FROM `item` WHERE `id` = %d", intval($id));
-		if (DBM::is_result($r)) {
-			$id = $r[0]["parent"];
-		}
-
-		$sql_extra = '';
-
-		if ($max_id > 0) {
-			$sql_extra = ' AND `item`.`id` <= ' . intval($max_id);
-		}
-
-		// Not sure why this query was so complicated. We should keep it here for a while,
-		// just to make sure that we really don't need it.
-		//	FROM `item` INNER JOIN (SELECT `uri`,`parent` FROM `item` WHERE `id` = %d) AS `temp1`
-		//	ON (`item`.`thr-parent` = `temp1`.`uri` AND `item`.`parent` = `temp1`.`parent`)
-
-		$r = q("SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
-			`contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
-			`contact`.`network`, `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
-			`contact`.`id` AS `cid`
-			FROM `item`
-			STRAIGHT_JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
-				AND (NOT `contact`.`blocked` OR `contact`.`pending`)
-			WHERE `item`.`parent` = %d AND `item`.`visible`
-			AND NOT `item`.`moderated` AND NOT `item`.`deleted`
-			AND `item`.`uid` = %d AND `item`.`verb` = '%s'
-			AND `item`.`id`>%d $sql_extra
-			ORDER BY `item`.`id` DESC LIMIT %d ,%d",
-			intval($id), intval(api_user()),
-			dbesc(ACTIVITY_POST),
-			intval($since_id),
-			intval($start), intval($count)
-		);
-
-		if (!DBM::is_result($r)) {
-			throw new BadRequestException("There is no status with this id.");
-		}
-
-		$ret = api_format_items($r, $user_info, false, $type);
-
-		$data = array('status' => $ret);
-		return api_format_data("statuses", $type, $data);
-	}
-
-	/// @TODO move to top of file or somewhere better
-	api_register_func('api/conversation/show','api_conversation_show', true);
-	api_register_func('api/statusnet/conversation','api_conversation_show', true);
-
-	/**
-	 * @TODO nothing to say?
-	 */
-	function api_statuses_repeat($type) {
-		global $called_api;
-
-		$a = get_app();
-
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
-
-		$user_info = api_get_user($a);
-
-		// params
-		$id = intval($a->argv[3]);
-
-		if ($id == 0) {
-			$id = intval($_REQUEST["id"]);
-		}
-
-		// Hotot workaround
-		if ($id == 0) {
-			$id = intval($a->argv[4]);
-		}
-
-		logger('API: api_statuses_repeat: '.$id);
-
-		$r = q("SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`, `contact`.`nick` as `reply_author`,
-			`contact`.`name`, `contact`.`photo` as `reply_photo`, `contact`.`url` as `reply_url`, `contact`.`rel`,
-			`contact`.`network`, `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
-			`contact`.`id` AS `cid`
-			FROM `item`
-			INNER JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
-				AND (NOT `contact`.`blocked` OR `contact`.`pending`)
-			WHERE `item`.`visible` AND NOT `item`.`moderated` AND NOT `item`.`deleted`
-			AND NOT `item`.`private` AND `item`.`allow_cid` = '' AND `item`.`allow_gid` = ''
-			AND `item`.`deny_cid` = '' AND `item`.`deny_gid` = ''
-			$sql_extra
-			AND `item`.`id`=%d",
-			intval($id)
-		);
-
-		/// @TODO other style than above functions!
-		if (DBM::is_result($r) && $r[0]['body'] != "") {
-			if (strpos($r[0]['body'], "[/share]") !== false) {
-				$pos = strpos($r[0]['body'], "[share");
-				$post = substr($r[0]['body'], $pos);
-			} else {
-				$post = share_header($r[0]['author-name'], $r[0]['author-link'], $r[0]['author-avatar'], $r[0]['guid'], $r[0]['created'], $r[0]['plink']);
-
-				$post .= $r[0]['body'];
-				$post .= "[/share]";
-			}
-			$_REQUEST['body'] = $post;
-			$_REQUEST['profile_uid'] = api_user();
-			$_REQUEST['type'] = 'wall';
-			$_REQUEST['api_source'] = true;
-
-			if (!x($_REQUEST, "source")) {
-				$_REQUEST["source"] = api_source();
-			}
-
-			item_post($a);
-		} else {
-			throw new ForbiddenException();
-		}
-
-		// this should output the last post (the one we just posted).
-		$called_api = null;
-		return api_status_show($type);
-	}
-
-	/// @TODO move to top of file or somewhere better
-	api_register_func('api/statuses/retweet','api_statuses_repeat', true, API_METHOD_POST);
-
-	/**
-	 * @TODO nothing to say?
-	 */
-	function api_statuses_destroy($type) {
-
-		$a = get_app();
-
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
-
-		$user_info = api_get_user($a);
-
-		// params
-		$id = intval($a->argv[3]);
-
-		if ($id == 0) {
-			$id = intval($_REQUEST["id"]);
-		}
-
-		// Hotot workaround
-		if ($id == 0) {
-			$id = intval($a->argv[4]);
-		}
-
-		logger('API: api_statuses_destroy: '.$id);
-
-		$ret = api_statuses_show($type);
-
-		drop_item($id, false);
-
-		return $ret;
-	}
-
-	/// @TODO move to top of file or somewhere better
-	api_register_func('api/statuses/destroy','api_statuses_destroy', true, API_METHOD_DELETE);
-
-	/**
-	 * @TODO Nothing more than an URL to say?
-	 * http://developer.twitter.com/doc/get/statuses/mentions
-	 */
-	function api_statuses_mentions($type) {
-
-		$a = get_app();
-
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
-
-		unset($_REQUEST["user_id"]);
-		unset($_GET["user_id"]);
-
-		unset($_REQUEST["screen_name"]);
-		unset($_GET["screen_name"]);
-
-		$user_info = api_get_user($a);
-		// get last newtork messages
-
-
-		// params
-		$count = (x($_REQUEST, 'count') ? $_REQUEST['count'] : 20);
-		$page = (x($_REQUEST, 'page') ? $_REQUEST['page'] -1 : 0);
-		if ($page < 0) {
-			$page = 0;
-		}
-		$since_id = (x($_REQUEST, 'since_id') ? $_REQUEST['since_id'] : 0);
-		$max_id = (x($_REQUEST, 'max_id') ? $_REQUEST['max_id'] : 0);
-		//$since_id = 0;//$since_id = (x($_REQUEST, 'since_id')?$_REQUEST['since_id'] : 0);
-
-		$start = $page * $count;
-
-		// Ugly code - should be changed
-		$myurl = System::baseUrl() . '/profile/'. $a->user['nickname'];
-		$myurl = substr($myurl,strpos($myurl, '://') + 3);
-		//$myurl = str_replace(array('www.','.'),array('','\\.'),$myurl);
-		$myurl = str_replace('www.', '', $myurl);
-		$diasp_url = str_replace('/profile/', '/u/', $myurl);
-
-		if ($max_id > 0) {
-			$sql_extra = ' AND `item`.`id` <= ' . intval($max_id);
-		}
-
-		$r = q("SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
-			`contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
-			`contact`.`network`, `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
-			`contact`.`id` AS `cid`
-			FROM `item` FORCE INDEX (`uid_id`)
-			STRAIGHT_JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
-				AND (NOT `contact`.`blocked` OR `contact`.`pending`)
-			WHERE `item`.`uid` = %d AND `verb` = '%s'
-			AND NOT (`item`.`author-link` IN ('https://%s', 'http://%s'))
-			AND `item`.`visible` AND NOT `item`.`moderated` AND NOT `item`.`deleted`
-			AND `item`.`parent` IN (SELECT `iid` FROM `thread` WHERE `uid` = %d AND `mention` AND !`ignored`)
-			$sql_extra
-			AND `item`.`id`>%d
-			ORDER BY `item`.`id` DESC LIMIT %d ,%d ",
-			intval(api_user()),
-			dbesc(ACTIVITY_POST),
-			dbesc(protect_sprintf($myurl)),
-			dbesc(protect_sprintf($myurl)),
-			intval(api_user()),
-			intval($since_id),
-			intval($start),	intval($count)
-		);
-
-		$ret = api_format_items($r, $user_info, false, $type);
-
-		$data = array('status' => $ret);
-		switch ($type) {
-			case "atom":
-			case "rss":
-				$data = api_rss_extra($a, $data, $user_info);
-				break;
-		}
-
-		return api_format_data("statuses", $type, $data);
-	}
-
-	/// @TODO move to top of file or somewhere better
-	api_register_func('api/statuses/mentions','api_statuses_mentions', true);
-	api_register_func('api/statuses/replies','api_statuses_mentions', true);
-
-	function api_statuses_user_timeline($type) {
-
-		$a = get_app();
-
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
-
-		$user_info = api_get_user($a);
-		// get last network messages
-
-		logger("api_statuses_user_timeline: api_user: ". api_user() .
-			   "\nuser_info: ".print_r($user_info, true) .
-			   "\n_REQUEST:  ".print_r($_REQUEST, true),
-			   LOGGER_DEBUG);
-
-		// params
-		$count = (x($_REQUEST, 'count') ? $_REQUEST['count'] : 20);
-		$page = (x($_REQUEST, 'page') ? $_REQUEST['page'] -1 : 0);
-		if ($page < 0) {
-			$page = 0;
-		}
-		$since_id = (x($_REQUEST, 'since_id') ? $_REQUEST['since_id'] : 0);
-		//$since_id = 0;//$since_id = (x($_REQUEST, 'since_id')?$_REQUEST['since_id'] : 0);
-		$exclude_replies = (x($_REQUEST, 'exclude_replies') ? 1 : 0);
-		$conversation_id = (x($_REQUEST, 'conversation_id') ? $_REQUEST['conversation_id'] : 0);
-
-		$start = $page * $count;
-
-		$sql_extra = '';
-		if ($user_info['self'] == 1) {
-			$sql_extra .= " AND `item`.`wall` = 1 ";
-		}
-
-		if ($exclude_replies > 0) {
-			$sql_extra .= ' AND `item`.`parent` = `item`.`id`';
-		}
-		if ($conversation_id > 0) {
-			$sql_extra .= ' AND `item`.`parent` = ' . intval($conversation_id);
-		}
-
-		$r = q("SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
-			`contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
-			`contact`.`network`, `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
-			`contact`.`id` AS `cid`
-			FROM `item` FORCE INDEX (`uid_contactid_id`)
-			STRAIGHT_JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
-				AND (NOT `contact`.`blocked` OR `contact`.`pending`)
-			WHERE `item`.`uid` = %d AND `verb` = '%s'
-			AND `item`.`contact-id` = %d
-			AND `item`.`visible` AND NOT `item`.`moderated` AND NOT `item`.`deleted`
-			$sql_extra
-			AND `item`.`id`>%d
-			ORDER BY `item`.`id` DESC LIMIT %d ,%d ",
-			intval(api_user()),
-			dbesc(ACTIVITY_POST),
-			intval($user_info['cid']),
-			intval($since_id),
-			intval($start),	intval($count)
-		);
-
-		$ret = api_format_items($r, $user_info, true, $type);
-
-		$data = array('status' => $ret);
-		switch ($type) {
-			case "atom":
-			case "rss":
-				$data = api_rss_extra($a, $data, $user_info);
-				break;
-		}
-
-		return api_format_data("statuses", $type, $data);
-	}
-
-	/// @TODO move to top of file or somwhere better
-	api_register_func('api/statuses/user_timeline','api_statuses_user_timeline', true);
-
-	/**
-	 * Star/unstar an item
-	 * param: id : id of the item
-	 *
-	 * api v1 : https://web.archive.org/web/20131019055350/https://dev.twitter.com/docs/api/1/post/favorites/create/%3Aid
-	 */
-	function api_favorites_create_destroy($type) {
-
-		$a = get_app();
-
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
-
-		// for versioned api.
-		/// @TODO We need a better global soluton
-		$action_argv_id = 2;
-		if ($a->argv[1] == "1.1") {
-			$action_argv_id = 3;
-		}
-
-		if ($a->argc <= $action_argv_id) {
-			throw new BadRequestException("Invalid request.");
-		}
-		$action = str_replace("." . $type, "", $a->argv[$action_argv_id]);
-		if ($a->argc == $action_argv_id + 2) {
-			$itemid = intval($a->argv[$action_argv_id + 1]);
-		} else {
-			///  @TODO use x() to check if _REQUEST contains 'id'
-			$itemid = intval($_REQUEST['id']);
-		}
-
-		$item = q("SELECT * FROM `item` WHERE `id`=%d AND `uid`=%d LIMIT 1",
-				$itemid, api_user());
-
-		if (!DBM::is_result($item) || count($item) == 0) {
-			throw new BadRequestException("Invalid item.");
-		}
-
-		switch ($action) {
-			case "create":
-				$item[0]['starred'] = 1;
-				break;
-			case "destroy":
-				$item[0]['starred'] = 0;
-				break;
-			default:
-				throw new BadRequestException("Invalid action ".$action);
-		}
-
-		$r = q("UPDATE item SET starred=%d WHERE id=%d AND uid=%d",
-				$item[0]['starred'], $itemid, api_user());
-
-		q("UPDATE thread SET starred=%d WHERE iid=%d AND uid=%d",
-			$item[0]['starred'], $itemid, api_user());
-
-		if ($r === false) {
-			throw new InternalServerErrorException("DB error");
-		}
-
-
-		$user_info = api_get_user($a);
-		$rets = api_format_items($item, $user_info, false, $type);
-		$ret = $rets[0];
-
-		$data = array('status' => $ret);
-		switch ($type) {
-			case "atom":
-			case "rss":
-				$data = api_rss_extra($a, $data, $user_info);
-		}
-
-		return api_format_data("status", $type, $data);
-	}
-
-	/// @TODO move to top of file or somwhere better
-	api_register_func('api/favorites/create', 'api_favorites_create_destroy', true, API_METHOD_POST);
-	api_register_func('api/favorites/destroy', 'api_favorites_create_destroy', true, API_METHOD_DELETE);
-
-	function api_favorites($type) {
-		global $called_api;
-
-		$a = get_app();
-
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
-
-		$called_api = array();
-
-		$user_info = api_get_user($a);
-
-		// in friendica starred item are private
-		// return favorites only for self
-		logger('api_favorites: self:' . $user_info['self']);
-
-		if ($user_info['self'] == 0) {
-			$ret = array();
-		} else {
-			$sql_extra = "";
-
-			// params
-			$since_id = (x($_REQUEST, 'since_id') ? $_REQUEST['since_id'] : 0);
-			$max_id = (x($_REQUEST, 'max_id') ? $_REQUEST['max_id'] : 0);
-			$count = (x($_GET, 'count') ? $_GET['count'] : 20);
-			$page = (x($_REQUEST, 'page') ? $_REQUEST['page'] -1 : 0);
-			if ($page < 0) {
-				$page = 0;
-			}
-
-			$start = $page*$count;
-
-			if ($max_id > 0) {
-				$sql_extra .= ' AND `item`.`id` <= ' . intval($max_id);
-			}
-
-			$r = q("SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
-				`contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
-				`contact`.`network`, `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
-				`contact`.`id` AS `cid`
-				FROM `item`, `contact`
-				WHERE `item`.`uid` = %d
-				AND `item`.`visible` = 1 AND `item`.`moderated` = 0 AND `item`.`deleted` = 0
-				AND `item`.`starred` = 1
-				AND `contact`.`id` = `item`.`contact-id`
-				AND (NOT `contact`.`blocked` OR `contact`.`pending`)
-				$sql_extra
-				AND `item`.`id`>%d
-				ORDER BY `item`.`id` DESC LIMIT %d ,%d ",
-				intval(api_user()),
-				intval($since_id),
-				intval($start),	intval($count)
-			);
-
-			$ret = api_format_items($r,$user_info, false, $type);
-
-		}
-
-		$data = array('status' => $ret);
-		switch ($type) {
-			case "atom":
-			case "rss":
-				$data = api_rss_extra($a, $data, $user_info);
-		}
-
-		return api_format_data("statuses", $type, $data);
-	}
-
-	/// @TODO move to top of file or somwhere better
-	api_register_func('api/favorites','api_favorites', true);
-
-	function api_format_messages($item, $recipient, $sender) {
-		// standard meta information
-		$ret=Array(
-				'id'                    => $item['id'],
-				'sender_id'             => $sender['id'] ,
-				'text'                  => "",
-				'recipient_id'          => $recipient['id'],
-				'created_at'            => api_date($item['created']),
-				'sender_screen_name'    => $sender['screen_name'],
-				'recipient_screen_name' => $recipient['screen_name'],
-				'sender'                => $sender,
-				'recipient'             => $recipient,
-				'title'                 => "",
-				'friendica_seen'        => $item['seen'],
-				'friendica_parent_uri'  => $item['parent-uri'],
-		);
-
-		// "uid" and "self" are only needed for some internal stuff, so remove it from here
-		unset($ret["sender"]["uid"]);
-		unset($ret["sender"]["self"]);
-		unset($ret["recipient"]["uid"]);
-		unset($ret["recipient"]["self"]);
-
-		//don't send title to regular StatusNET requests to avoid confusing these apps
-		if (x($_GET, 'getText')) {
-			$ret['title'] = $item['title'];
-			if ($_GET['getText'] == 'html') {
-				$ret['text'] = bbcode($item['body'], false, false);
-			} elseif ($_GET['getText'] == 'plain') {
-				//$ret['text'] = html2plain(bbcode($item['body'], false, false, true), 0);
-				$ret['text'] = trim(html2plain(bbcode(api_clean_plain_items($item['body']), false, false, 2, true), 0));
-			}
-		} else {
-			$ret['text'] = $item['title'] . "\n" . html2plain(bbcode(api_clean_plain_items($item['body']), false, false, 2, true), 0);
-		}
-		if (x($_GET, 'getUserObjects') && $_GET['getUserObjects'] == 'false') {
-			unset($ret['sender']);
-			unset($ret['recipient']);
-		}
-
-		return $ret;
-	}
-
-	function api_convert_item($item) {
-		$body = $item['body'];
-		$attachments = api_get_attachments($body);
-
-		// Workaround for ostatus messages where the title is identically to the body
-		$html = bbcode(api_clean_plain_items($body), false, false, 2, true);
-		$statusbody = trim(html2plain($html, 0));
-
-		// handle data: images
-		$statusbody = api_format_items_embeded_images($item,$statusbody);
-
-		$statustitle = trim($item['title']);
-
-		if (($statustitle != '') && (strpos($statusbody, $statustitle) !== false)) {
-			$statustext = trim($statusbody);
-		} else {
-			$statustext = trim($statustitle."\n\n".$statusbody);
-		}
-
-		if (($item["network"] == NETWORK_FEED) && (strlen($statustext)> 1000)) {
-			$statustext = substr($statustext, 0, 1000)."... \n".$item["plink"];
-		}
-
-		$statushtml = trim(bbcode($body, false, false));
-
-		// Workaround for clients with limited HTML parser functionality
-		$search = array("<br>", "<blockquote>", "</blockquote>",
-				"<h1>", "</h1>", "<h2>", "</h2>",
-				"<h3>", "</h3>", "<h4>", "</h4>",
-				"<h5>", "</h5>", "<h6>", "</h6>");
-		$replace = array("<br>", "<br><blockquote>", "</blockquote><br>",
-				"<br><h1>", "</h1><br>", "<br><h2>", "</h2><br>",
-				"<br><h3>", "</h3><br>", "<br><h4>", "</h4><br>",
-				"<br><h5>", "</h5><br>", "<br><h6>", "</h6><br>");
-		$statushtml = str_replace($search, $replace, $statushtml);
-
-		if ($item['title'] != "") {
-			$statushtml = "<br><h4>" . bbcode($item['title']) . "</h4><br>" . $statushtml;
-		}
-
-		do {
-			$oldtext = $statushtml;
-			$statushtml = str_replace("<br><br>", "<br>", $statushtml);
-		} while ($oldtext != $statushtml);
-
-		if (substr($statushtml, 0, 4) == '<br>') {
-			$statushtml = substr($statushtml, 4);
-		}
-
-		if (substr($statushtml, 0, -4) == '<br>') {
-			$statushtml = substr($statushtml, -4);
-		}
-
-		// feeds without body should contain the link
-		if (($item['network'] == NETWORK_FEED) && (strlen($item['body']) == 0)) {
-			$statushtml .= bbcode($item['plink']);
-		}
-
-		$entities = api_get_entitities($statustext, $body);
-
-		return array(
-			"text" => $statustext,
-			"html" => $statushtml,
-			"attachments" => $attachments,
-			"entities" => $entities
-		);
-	}
-
-	function api_get_attachments(&$body) {
-
-		$text = $body;
-		$text = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '[img]$3[/img]', $text);
-
-		$URLSearchString = "^\[\]";
-		$ret = preg_match_all("/\[img\]([$URLSearchString]*)\[\/img\]/ism", $text, $images);
-
-		if (!$ret) {
-			return false;
-		}
-
-		$attachments = array();
-
-		foreach ($images[1] AS $image) {
-			$imagedata = get_photo_info($image);
-
-			if ($imagedata) {
-				$attachments[] = array("url" => $image, "mimetype" => $imagedata["mime"], "size" => $imagedata["size"]);
-			}
-		}
-
-		if (strstr($_SERVER['HTTP_USER_AGENT'], "AndStatus")) {
-			foreach ($images[0] AS $orig) {
-				$body = str_replace($orig, "", $body);
-			}
-		}
-
-		return $attachments;
-	}
-
-	function api_get_entitities(&$text, $bbcode) {
-		/*
-		To-Do:
-		* Links at the first character of the post
-		*/
-
-		$a = get_app();
-
-		$include_entities = strtolower(x($_REQUEST, 'include_entities') ? $_REQUEST['include_entities'] : "false");
-
-		if ($include_entities != "true") {
-
-			preg_match_all("/\[img](.*?)\[\/img\]/ism", $bbcode, $images);
-
-			foreach ($images[1] AS $image) {
-				$replace = proxy_url($image);
-				$text = str_replace($image, $replace, $text);
-			}
-			return array();
-		}
-
-		$bbcode = bb_CleanPictureLinks($bbcode);
-
-		// Change pure links in text to bbcode uris
-		$bbcode = preg_replace("/([^\]\='".'"'."]|^)(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)/ism", '$1[url=$2]$2[/url]', $bbcode);
-
-		$entities = array();
-		$entities["hashtags"] = array();
-		$entities["symbols"] = array();
-		$entities["urls"] = array();
-		$entities["user_mentions"] = array();
-
-		$URLSearchString = "^\[\]";
-
-		$bbcode = preg_replace("/#\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism",'#$2',$bbcode);
-
-		$bbcode = preg_replace("/\[bookmark\=([$URLSearchString]*)\](.*?)\[\/bookmark\]/ism",'[url=$1]$2[/url]',$bbcode);
-		//$bbcode = preg_replace("/\[url\](.*?)\[\/url\]/ism",'[url=$1]$1[/url]',$bbcode);
-		$bbcode = preg_replace("/\[video\](.*?)\[\/video\]/ism",'[url=$1]$1[/url]',$bbcode);
-
-		$bbcode = preg_replace("/\[youtube\]([A-Za-z0-9\-_=]+)(.*?)\[\/youtube\]/ism",
-					'[url=https://www.youtube.com/watch?v=$1]https://www.youtube.com/watch?v=$1[/url]', $bbcode);
-		$bbcode = preg_replace("/\[youtube\](.*?)\[\/youtube\]/ism",'[url=$1]$1[/url]',$bbcode);
-
-		$bbcode = preg_replace("/\[vimeo\]([0-9]+)(.*?)\[\/vimeo\]/ism",
-					'[url=https://vimeo.com/$1]https://vimeo.com/$1[/url]', $bbcode);
-		$bbcode = preg_replace("/\[vimeo\](.*?)\[\/vimeo\]/ism",'[url=$1]$1[/url]',$bbcode);
-
-		$bbcode = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '[img]$3[/img]', $bbcode);
-
-		//preg_match_all("/\[url\]([$URLSearchString]*)\[\/url\]/ism", $bbcode, $urls1);
-		preg_match_all("/\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", $bbcode, $urls);
-
-		$ordered_urls = array();
-		foreach ($urls[1] AS $id => $url) {
-			//$start = strpos($text, $url, $offset);
-			$start = iconv_strpos($text, $url, 0, "UTF-8");
-			if (!($start === false)) {
-				$ordered_urls[$start] = array("url" => $url, "title" => $urls[2][$id]);
-			}
-		}
-
-		ksort($ordered_urls);
-
-		$offset = 0;
-		//foreach ($urls[1] AS $id=>$url) {
-		foreach ($ordered_urls AS $url) {
-			if ((substr($url["title"], 0, 7) != "http://") && (substr($url["title"], 0, 8) != "https://") &&
-				!strpos($url["title"], "http://") && !strpos($url["title"], "https://"))
-				$display_url = $url["title"];
-			else {
-				$display_url = str_replace(array("http://www.", "https://www."), array("", ""), $url["url"]);
-				$display_url = str_replace(array("http://", "https://"), array("", ""), $display_url);
-
-				if (strlen($display_url) > 26)
-					$display_url = substr($display_url, 0, 25)."…";
-			}
-
-			//$start = strpos($text, $url, $offset);
-			$start = iconv_strpos($text, $url["url"], $offset, "UTF-8");
-			if (!($start === false)) {
-				$entities["urls"][] = array("url" => $url["url"],
-								"expanded_url" => $url["url"],
-								"display_url" => $display_url,
-								"indices" => array($start, $start+strlen($url["url"])));
-				$offset = $start + 1;
-			}
-		}
-
-		preg_match_all("/\[img](.*?)\[\/img\]/ism", $bbcode, $images);
-		$ordered_images = array();
-		foreach ($images[1] AS $image) {
-			//$start = strpos($text, $url, $offset);
-			$start = iconv_strpos($text, $image, 0, "UTF-8");
-			if (!($start === false))
-				$ordered_images[$start] = $image;
-		}
-		//$entities["media"] = array();
-		$offset = 0;
-
-		foreach ($ordered_images AS $url) {
-			$display_url = str_replace(array("http://www.", "https://www."), array("", ""), $url);
-			$display_url = str_replace(array("http://", "https://"), array("", ""), $display_url);
-
-			if (strlen($display_url) > 26)
-				$display_url = substr($display_url, 0, 25)."…";
-
-			$start = iconv_strpos($text, $url, $offset, "UTF-8");
-			if (!($start === false)) {
-				$image = get_photo_info($url);
-				if ($image) {
-					// If image cache is activated, then use the following sizes:
-					// thumb  (150), small (340), medium (600) and large (1024)
-					if (!Config::get("system", "proxy_disabled")) {
-						$media_url = proxy_url($url);
-
-						$sizes = array();
-						$scale = scale_image($image[0], $image[1], 150);
-						$sizes["thumb"] = array("w" => $scale["width"], "h" => $scale["height"], "resize" => "fit");
-
-						if (($image[0] > 150) || ($image[1] > 150)) {
-							$scale = scale_image($image[0], $image[1], 340);
-							$sizes["small"] = array("w" => $scale["width"], "h" => $scale["height"], "resize" => "fit");
-						}
-
-						$scale = scale_image($image[0], $image[1], 600);
-						$sizes["medium"] = array("w" => $scale["width"], "h" => $scale["height"], "resize" => "fit");
-
-						if (($image[0] > 600) || ($image[1] > 600)) {
-							$scale = scale_image($image[0], $image[1], 1024);
-							$sizes["large"] = array("w" => $scale["width"], "h" => $scale["height"], "resize" => "fit");
-						}
-					} else {
-						$media_url = $url;
-						$sizes["medium"] = array("w" => $image[0], "h" => $image[1], "resize" => "fit");
-					}
-
-					$entities["media"][] = array(
-								"id" => $start+1,
-								"id_str" => (string)$start+1,
-								"indices" => array($start, $start+strlen($url)),
-								"media_url" => normalise_link($media_url),
-								"media_url_https" => $media_url,
-								"url" => $url,
-								"display_url" => $display_url,
-								"expanded_url" => $url,
-								"type" => "photo",
-								"sizes" => $sizes);
-				}
-				$offset = $start + 1;
-			}
-		}
-
-		return $entities;
-	}
-	function api_format_items_embeded_images(&$item, $text) {
-		$text = preg_replace_callback(
-				"|data:image/([^;]+)[^=]+=*|m",
-				function($match) use ($item) {
-					return System::baseUrl()."/display/".$item['guid'];
-				},
-				$text);
-		return $text;
-	}
-
-
-	/**
-	 * @brief return <a href='url'>name</a> as array
-	 *
-	 * @param string $txt
-	 * @return array
-	 * 			name => 'name'
-	 * 			'url => 'url'
-	 */
-	function api_contactlink_to_array($txt) {
-		$match = array();
-		$r = preg_match_all('|<a href="([^"]*)">([^<]*)</a>|', $txt, $match);
-		if ($r && count($match)==3) {
-			$res = array(
-				'name' => $match[2],
-				'url' => $match[1]
-			);
-		} else {
-			$res = array(
-				'name' => $text,
-				'url' => ""
-			);
-		}
-		return $res;
-	}
-
-
-	/**
-	 * @brief return likes, dislikes and attend status for item
-	 *
-	 * @param array $item
-	 * @return array
-	 * 			likes => int count
-	 * 			dislikes => int count
-	 */
-	function api_format_items_activities(&$item, $type = "json") {
-
-		$a = get_app();
-
-		$activities = array(
-			'like' => array(),
-			'dislike' => array(),
-			'attendyes' => array(),
-			'attendno' => array(),
-			'attendmaybe' => array(),
-		);
-
-		$items = q('SELECT * FROM item
-					WHERE uid=%d AND `thr-parent`="%s" AND visible AND NOT deleted',
-					intval($item['uid']),
-					dbesc($item['uri']));
-
-		foreach ($items as $i) {
-			// not used as result should be structured like other user data
-			//builtin_activity_puller($i, $activities);
-
-			// get user data and add it to the array of the activity
-			$user = api_get_user($a, $i['author-link']);
-			switch ($i['verb']) {
-				case ACTIVITY_LIKE:
-					$activities['like'][] = $user;
-					break;
-				case ACTIVITY_DISLIKE:
-					$activities['dislike'][] = $user;
-					break;
-				case ACTIVITY_ATTEND:
-					$activities['attendyes'][] = $user;
-					break;
-				case ACTIVITY_ATTENDNO:
-					$activities['attendno'][] = $user;
-					break;
-				case ACTIVITY_ATTENDMAYBE:
-					$activities['attendmaybe'][] = $user;
-					break;
-				default:
-					break;
-			}
-		}
-
-		if ($type == "xml") {
-			$xml_activities = array();
-			foreach ($activities as $k => $v) {
-				// change xml element from "like" to "friendica:like"
-				$xml_activities["friendica:".$k] = $v;
-				// add user data into xml output
-				$k_user = 0;
-				foreach ($v as $user)
-					$xml_activities["friendica:".$k][$k_user++.":user"] = $user;
-			}
-			$activities = $xml_activities;
-		}
-
-		return $activities;
-
-	}
-
-
-	/**
-	 * @brief return data from profiles
-	 *
-	 * @param array $profile array containing data from db table 'profile'
-	 * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
-	 * @return array
-	 */
-	function api_format_items_profiles(&$profile = null, $type = "json") {
-		if ($profile != null) {
-			$profile = array('profile_id' => $profile['id'],
-							'profile_name' => $profile['profile-name'],
-							'is_default' => $profile['is-default'] ? true : false,
-							'hide_friends'=> $profile['hide-friends'] ? true : false,
-							'profile_photo' => $profile['photo'],
-							'profile_thumb' => $profile['thumb'],
-							'publish' => $profile['publish'] ? true : false,
-							'net_publish' => $profile['net-publish'] ? true : false,
-							'description' => $profile['pdesc'],
-							'date_of_birth' => $profile['dob'],
-							'address' => $profile['address'],
-							'city' => $profile['locality'],
-							'region' => $profile['region'],
-							'postal_code' => $profile['postal-code'],
-							'country' => $profile['country-name'],
-							'hometown' => $profile['hometown'],
-							'gender' => $profile['gender'],
-							'marital' => $profile['marital'],
-							'marital_with' => $profile['with'],
-							'marital_since' => $profile['howlong'],
-							'sexual' => $profile['sexual'],
-							'politic' => $profile['politic'],
-							'religion' => $profile['religion'],
-							'public_keywords' => $profile['pub_keywords'],
-							'private_keywords' => $profile['prv_keywords'],
-							'likes' => bbcode(api_clean_plain_items($profile['likes']), false, false, 2, false),
-							'dislikes' => bbcode(api_clean_plain_items($profile['dislikes']), false, false, 2, false),
-							'about' => bbcode(api_clean_plain_items($profile['about']), false, false, 2, false),
-							'music' => bbcode(api_clean_plain_items($profile['music']), false, false, 2, false),
-							'book' => bbcode(api_clean_plain_items($profile['book']), false, false, 2, false),
-							'tv' => bbcode(api_clean_plain_items($profile['tv']), false, false, 2, false),
-							'film' => bbcode(api_clean_plain_items($profile['film']), false, false, 2, false),
-							'interest' => bbcode(api_clean_plain_items($profile['interest']), false, false, 2, false),
-							'romance' => bbcode(api_clean_plain_items($profile['romance']), false, false, 2, false),
-							'work' => bbcode(api_clean_plain_items($profile['work']), false, false, 2, false),
-							'education' => bbcode(api_clean_plain_items($profile['education']), false, false, 2, false),
-							'social_networks' => bbcode(api_clean_plain_items($profile['contact']), false, false, 2, false),
-							'homepage' => $profile['homepage'],
-							'users' => null);
-			return $profile;
-		}
-	}
-
-	/**
-	 * @brief format items to be returned by api
-	 *
-	 * @param array $r array of items
-	 * @param array $user_info
-	 * @param bool $filter_user filter items by $user_info
-	 */
-	function api_format_items($r,$user_info, $filter_user = false, $type = "json") {
-
-		$a = get_app();
-
-		$ret = array();
-
-		foreach ($r as $item) {
-
-			localize_item($item);
-			list($status_user, $owner_user) = api_item_get_user($a, $item);
-
-			// Look if the posts are matching if they should be filtered by user id
-			if ($filter_user && ($status_user["id"] != $user_info["id"])) {
-				continue;
-			}
-
-			$in_reply_to = api_in_reply_to($item);
-
-			$converted = api_convert_item($item);
-
-			if ($type == "xml") {
-				$geo = "georss:point";
-			} else {
-				$geo = "geo";
-			}
-
-			$status = array(
-				'text'		=> $converted["text"],
-				'truncated' => False,
-				'created_at'=> api_date($item['created']),
-				'in_reply_to_status_id' => $in_reply_to['status_id'],
-				'in_reply_to_status_id_str' => $in_reply_to['status_id_str'],
-				'source'    => (($item['app']) ? $item['app'] : 'web'),
-				'id'		=> intval($item['id']),
-				'id_str'	=> (string) intval($item['id']),
-				'in_reply_to_user_id' => $in_reply_to['user_id'],
-				'in_reply_to_user_id_str' => $in_reply_to['user_id_str'],
-				'in_reply_to_screen_name' => $in_reply_to['screen_name'],
-				$geo => NULL,
-				'favorited' => $item['starred'] ? true : false,
-				'user' =>  $status_user ,
-				'friendica_owner' => $owner_user,
-				//'entities' => NULL,
-				'statusnet_html'		=> $converted["html"],
-				'statusnet_conversation_id'	=> $item['parent'],
-				'friendica_activities' => api_format_items_activities($item, $type),
-			);
-
-			if (count($converted["attachments"]) > 0) {
-				$status["attachments"] = $converted["attachments"];
-			}
-
-			if (count($converted["entities"]) > 0) {
-				$status["entities"] = $converted["entities"];
-			}
-
-			if (($item['item_network'] != "") && ($status["source"] == 'web')) {
-				$status["source"] = network_to_name($item['item_network'], $user_info['url']);
-			} elseif (($item['item_network'] != "") && (network_to_name($item['item_network'], $user_info['url']) != $status["source"])) {
-				$status["source"] = trim($status["source"].' ('.network_to_name($item['item_network'], $user_info['url']).')');
-			}
-
-
-			// Retweets are only valid for top postings
-			// It doesn't work reliable with the link if its a feed
-			//$IsRetweet = ($item['owner-link'] != $item['author-link']);
-			//if ($IsRetweet)
-			//	$IsRetweet = (($item['owner-name'] != $item['author-name']) || ($item['owner-avatar'] != $item['author-avatar']));
-
-
-			if ($item["id"] == $item["parent"]) {
-				$retweeted_item = api_share_as_retweet($item);
-				if ($retweeted_item !== false) {
-					$retweeted_status = $status;
-					try {
-						$retweeted_status["user"] = api_get_user($a, $retweeted_item["author-link"]);
-					} catch( BadRequestException $e ) {
-						// user not found. should be found?
-						/// @todo check if the user should be always found
-						$retweeted_status["user"] = array();
-					}
-
-					$rt_converted = api_convert_item($retweeted_item);
-
-					$retweeted_status['text'] = $rt_converted["text"];
-					$retweeted_status['statusnet_html'] = $rt_converted["html"];
-					$retweeted_status['friendica_activities'] = api_format_items_activities($retweeted_item, $type);
-					$retweeted_status['created_at'] =  api_date($retweeted_item['created']);
-					$status['retweeted_status'] = $retweeted_status;
-				}
-			}
-
-			// "uid" and "self" are only needed for some internal stuff, so remove it from here
-			unset($status["user"]["uid"]);
-			unset($status["user"]["self"]);
-
-			if ($item["coord"] != "") {
-				$coords = explode(' ',$item["coord"]);
-				if (count($coords) == 2) {
-					if ($type == "json")
-						$status["geo"] = array('type' => 'Point',
-								'coordinates' => array((float) $coords[0],
-											(float) $coords[1]));
-					else // Not sure if this is the official format - if someone founds a documentation we can check
-						$status["georss:point"] = $item["coord"];
-				}
-			}
-			$ret[] = $status;
-		};
-		return $ret;
-	}
-
-	function api_account_rate_limit_status($type) {
-
-		if ($type == "xml") {
-			$hash = array(
-					'remaining-hits' => '150',
-					'@attributes' => array("type" => "integer"),
-					'hourly-limit' => '150',
-					'@attributes2' => array("type" => "integer"),
-					'reset-time' => datetime_convert('UTC', 'UTC','now + 1 hour',ATOM_TIME),
-					'@attributes3' => array("type" => "datetime"),
-					'reset_time_in_seconds' => strtotime('now + 1 hour'),
-					'@attributes4' => array("type" => "integer"),
-				);
-		} else {
-			$hash = array(
-					'reset_time_in_seconds' => strtotime('now + 1 hour'),
-					'remaining_hits' => '150',
-					'hourly_limit' => '150',
-					'reset_time' => api_date(datetime_convert('UTC', 'UTC','now + 1 hour',ATOM_TIME)),
-				);
-		}
-
-		return api_format_data('hash', $type, array('hash' => $hash));
-	}
-
-	/// @TODO move to top of file or somwhere better
-	api_register_func('api/account/rate_limit_status','api_account_rate_limit_status',true);
-
-	function api_help_test($type) {
-		if ($type == 'xml') {
-			$ok = "true";
-		} else {
-			$ok = "ok";
-		}
-
-		return api_format_data('ok', $type, array("ok" => $ok));
-	}
-
-	/// @TODO move to top of file or somwhere better
-	api_register_func('api/help/test','api_help_test', false);
-
-	function api_lists($type) {
-		$ret = array();
-		/// @TODO $ret is not filled here?
-		return api_format_data('lists', $type, array("lists_list" => $ret));
-	}
-
-	/// @TODO move to top of file or somwhere better
-	api_register_func('api/lists','api_lists',true);
-
-	function api_lists_list($type) {
-		$ret = array();
-		/// @TODO $ret is not filled here?
-		return api_format_data('lists', $type, array("lists_list" => $ret));
-	}
-
-	/// @TODO move to top of file or somwhere better
-	api_register_func('api/lists/list','api_lists_list',true);
-
-	/**
-	 * https://dev.twitter.com/docs/api/1/get/statuses/friends
-	 * This function is deprecated by Twitter
-	 * returns: json, xml
-	 */
-	function api_statuses_f($type, $qtype) {
-
-		$a = get_app();
-
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
-
-		$user_info = api_get_user($a);
-
-		if (x($_GET, 'cursor') && $_GET['cursor']=='undefined') {
-			/* this is to stop Hotot to load friends multiple times
-			*  I'm not sure if I'm missing return something or
-			*  is a bug in hotot. Workaround, meantime
-			*/
-
-			/*$ret=Array();
-			return array('$users' => $ret);*/
-			return false;
-		}
-
-		if ($qtype == 'friends') {
-			$sql_extra = sprintf(" AND ( `rel` = %d OR `rel` = %d ) ", intval(CONTACT_IS_SHARING), intval(CONTACT_IS_FRIEND));
-		}
-		if ($qtype == 'followers') {
-			$sql_extra = sprintf(" AND ( `rel` = %d OR `rel` = %d ) ", intval(CONTACT_IS_FOLLOWER), intval(CONTACT_IS_FRIEND));
-		}
-
-		// friends and followers only for self
-		if ($user_info['self'] == 0) {
-			$sql_extra = " AND false ";
-		}
-
-		$r = q("SELECT `nurl` FROM `contact` WHERE `uid` = %d AND NOT `self` AND (NOT `blocked` OR `pending`) $sql_extra ORDER BY `nick`",
-			intval(api_user())
-		);
-
-		$ret = array();
-		foreach ($r as $cid) {
-			$user = api_get_user($a, $cid['nurl']);
-			// "uid" and "self" are only needed for some internal stuff, so remove it from here
-			unset($user["uid"]);
-			unset($user["self"]);
-
-			if ($user) {
-				$ret[] = $user;
-			}
-		}
-
-		return array('user' => $ret);
-
-	}
-
-	function api_statuses_friends($type) {
-		$data =  api_statuses_f($type, "friends");
-		if ($data === false) {
-			return false;
-		}
-		return api_format_data("users", $type, $data);
-	}
-
-	function api_statuses_followers($type) {
-		$data = api_statuses_f($type, "followers");
-		if ($data === false) {
-			return false;
-		}
-		return api_format_data("users", $type, $data);
-	}
-
-	/// @TODO move to top of file or somewhere better
-	api_register_func('api/statuses/friends','api_statuses_friends',true);
-	api_register_func('api/statuses/followers','api_statuses_followers',true);
-
-	function api_statusnet_config($type) {
-
-		$a = get_app();
-
-		$name = $a->config['sitename'];
-		$server = $a->get_hostname();
-		$logo = System::baseUrl() . '/images/friendica-64.png';
-		$email = $a->config['admin_email'];
-		$closed = (($a->config['register_policy'] == REGISTER_CLOSED) ? 'true' : 'false');
-		$private = ((Config::get('system', 'block_public')) ? 'true' : 'false');
-		$textlimit = (string) (($a->config['max_import_size']) ? $a->config['max_import_size'] : 200000);
-		if ($a->config['api_import_size']) {
-			$texlimit = string($a->config['api_import_size']);
-		}
-		$ssl = ((Config::get('system', 'have_ssl')) ? 'true' : 'false');
-		$sslserver = (($ssl === 'true') ? str_replace('http:','https:',System::baseUrl()) : '');
-
-		$config = array(
-			'site' => array('name' => $name,'server' => $server, 'theme' => 'default', 'path' => '',
-				'logo' => $logo, 'fancy' => true, 'language' => 'en', 'email' => $email, 'broughtby' => '',
-				'broughtbyurl' => '', 'timezone' => 'UTC', 'closed' => $closed, 'inviteonly' => false,
-				'private' => $private, 'textlimit' => $textlimit, 'sslserver' => $sslserver, 'ssl' => $ssl,
-				'shorturllength' => '30',
-				'friendica' => array(
-						'FRIENDICA_PLATFORM' => FRIENDICA_PLATFORM,
-						'FRIENDICA_VERSION' => FRIENDICA_VERSION,
-						'DFRN_PROTOCOL_VERSION' => DFRN_PROTOCOL_VERSION,
-						'DB_UPDATE_VERSION' => DB_UPDATE_VERSION
-						)
-			),
-		);
-
-		return api_format_data('config', $type, array('config' => $config));
-
-	}
-
-	/// @TODO move to top of file or somewhere better
-	api_register_func('api/gnusocial/config','api_statusnet_config', false);
-	api_register_func('api/statusnet/config','api_statusnet_config', false);
-
-	function api_statusnet_version($type) {
-		// liar
-		$fake_statusnet_version = "0.9.7";
-
-		return api_format_data('version', $type, array('version' => $fake_statusnet_version));
-	}
-
-	/// @TODO move to top of file or somewhere better
-	api_register_func('api/gnusocial/version','api_statusnet_version', false);
-	api_register_func('api/statusnet/version','api_statusnet_version', false);
-
-	/**
-	 * @todo use api_format_data() to return data
-	 */
-	function api_ff_ids($type,$qtype) {
-
-		$a = get_app();
-
-		if (! api_user()) {
-			throw new ForbiddenException();
-		}
-
-		$user_info = api_get_user($a);
-
-		if ($qtype == 'friends') {
-			$sql_extra = sprintf(" AND ( `rel` = %d OR `rel` = %d ) ", intval(CONTACT_IS_SHARING), intval(CONTACT_IS_FRIEND));
-		}
-		if ($qtype == 'followers') {
-			$sql_extra = sprintf(" AND ( `rel` = %d OR `rel` = %d ) ", intval(CONTACT_IS_FOLLOWER), intval(CONTACT_IS_FRIEND));
-		}
-
-		if (!$user_info["self"]) {
-			$sql_extra = " AND false ";
-		}
-
-		$stringify_ids = (x($_REQUEST, 'stringify_ids') ? $_REQUEST['stringify_ids'] : false);
-
-		$r = q("SELECT `pcontact`.`id` FROM `contact`
-				INNER JOIN `contact` AS `pcontact` ON `contact`.`nurl` = `pcontact`.`nurl` AND `pcontact`.`uid` = 0
-				WHERE `contact`.`uid` = %s AND NOT `contact`.`self`",
-			intval(api_user())
-		);
-
-		if (!DBM::is_result($r)) {
-			return;
-		}
-
-		$ids = array();
-		foreach ($r as $rr) {
-			if ($stringify_ids) {
-				$ids[] = $rr['id'];
-			} else {
-				$ids[] = intval($rr['id']);
-			}
-		}
-
-		return api_format_data("ids", $type, array('id' => $ids));
-	}
-
-	function api_friends_ids($type) {
-		return api_ff_ids($type,'friends');
-	}
-
-	function api_followers_ids($type) {
-		return api_ff_ids($type,'followers');
-	}
-
-	/// @TODO move to top of file or somewhere better
-	api_register_func('api/friends/ids','api_friends_ids',true);
-	api_register_func('api/followers/ids','api_followers_ids',true);
-
-	function api_direct_messages_new($type) {
-
-		$a = get_app();
-
-		if (api_user() === false) throw new ForbiddenException();
-
-		if (!x($_POST, "text") || (!x($_POST,"screen_name") && !x($_POST,"user_id"))) return;
-
-		$sender = api_get_user($a);
-
-		if ($_POST['screen_name']) {
-			$r = q("SELECT `id`, `nurl`, `network` FROM `contact` WHERE `uid`=%d AND `nick`='%s'",
-					intval(api_user()),
-					dbesc($_POST['screen_name']));
-
-			// Selecting the id by priority, friendica first
-			api_best_nickname($r);
-
-			$recipient = api_get_user($a, $r[0]['nurl']);
-		} else {
-			$recipient = api_get_user($a, $_POST['user_id']);
-		}
-
-		$replyto = '';
-		$sub     = '';
-		if (x($_REQUEST, 'replyto')) {
-			$r = q('SELECT `parent-uri`, `title` FROM `mail` WHERE `uid`=%d AND `id`=%d',
-					intval(api_user()),
-					intval($_REQUEST['replyto']));
-			$replyto = $r[0]['parent-uri'];
-			$sub     = $r[0]['title'];
-		} else {
-			if (x($_REQUEST, 'title')) {
-				$sub = $_REQUEST['title'];
-			} else {
-				$sub = ((strlen($_POST['text'])>10) ? substr($_POST['text'],0,10)."...":$_POST['text']);
-			}
-		}
-
-		$id = send_message($recipient['cid'], $_POST['text'], $sub, $replyto);
-
-		if ($id > -1) {
-			$r = q("SELECT * FROM `mail` WHERE id=%d", intval($id));
-			$ret = api_format_messages($r[0], $recipient, $sender);
-		} else {
-			$ret = array("error"=>$id);
-		}
-
-		$data = array('direct_message'=>$ret);
-
-		switch ($type) {
-			case "atom":
-			case "rss":
-				$data = api_rss_extra($a, $data, $user_info);
-		}
-
-		return api_format_data("direct-messages", $type, $data);
-
-	}
-
-	/// @TODO move to top of file or somewhere better
-	api_register_func('api/direct_messages/new','api_direct_messages_new',true, API_METHOD_POST);
-
-	/**
-	 * @brief delete a direct_message from mail table through api
-	 *
-	 * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
-	 * @return string
-	 */
-	function api_direct_messages_destroy($type) {
-		$a = get_app();
-
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
-
-		// params
-		$user_info = api_get_user($a);
-		//required
-		$id = (x($_REQUEST, 'id') ? $_REQUEST['id'] : 0);
-		// optional
-		$parenturi = (x($_REQUEST, 'friendica_parenturi') ? $_REQUEST['friendica_parenturi'] : "");
-		$verbose = (x($_GET, 'friendica_verbose') ? strtolower($_GET['friendica_verbose']) : "false");
-		/// @todo optional parameter 'include_entities' from Twitter API not yet implemented
-
-		$uid = $user_info['uid'];
-		// error if no id or parenturi specified (for clients posting parent-uri as well)
-		if ($verbose == "true" && ($id == 0 || $parenturi == "")) {
-			$answer = array('result' => 'error', 'message' => 'message id or parenturi not specified');
-			return api_format_data("direct_messages_delete", $type, array('$result' => $answer));
-		}
-
-		// BadRequestException if no id specified (for clients using Twitter API)
-		if ($id == 0) {
-			throw new BadRequestException('Message id not specified');
-		}
-
-		// add parent-uri to sql command if specified by calling app
-		$sql_extra = ($parenturi != "" ? " AND `parent-uri` = '" . dbesc($parenturi) . "'" : "");
-
-		// get data of the specified message id
-		$r = q("SELECT `id` FROM `mail` WHERE `uid` = %d AND `id` = %d" . $sql_extra,
-			intval($uid),
-			intval($id));
-
-		// error message if specified id is not in database
-		if (!DBM::is_result($r)) {
-			if ($verbose == "true") {
-				$answer = array('result' => 'error', 'message' => 'message id not in database');
-				return api_format_data("direct_messages_delete", $type, array('$result' => $answer));
-			}
-			/// @todo BadRequestException ok for Twitter API clients?
-			throw new BadRequestException('message id not in database');
-		}
-
-		// delete message
-		$result = q("DELETE FROM `mail` WHERE `uid` = %d AND `id` = %d" . $sql_extra,
-			intval($uid),
-			intval($id));
-
-		if ($verbose == "true") {
-			if ($result) {
-				// return success
-				$answer = array('result' => 'ok', 'message' => 'message deleted');
-				return api_format_data("direct_message_delete", $type, array('$result' => $answer));
-			} else {
-				$answer = array('result' => 'error', 'message' => 'unknown error');
-				return api_format_data("direct_messages_delete", $type, array('$result' => $answer));
-			}
-		}
-		/// @todo return JSON data like Twitter API not yet implemented
-
-	}
-
-	/// @TODO move to top of file or somewhere better
-	api_register_func('api/direct_messages/destroy', 'api_direct_messages_destroy', true, API_METHOD_DELETE);
-
-	function api_direct_messages_box($type, $box, $verbose) {
-
-		$a = get_app();
-
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
-
-		// params
 		$count = (x($_GET, 'count') ? $_GET['count'] : 20);
 		$page = (x($_REQUEST, 'page') ? $_REQUEST['page'] -1 : 0);
 		if ($page < 0) {
 			$page = 0;
 		}
 
-		$since_id = (x($_REQUEST, 'since_id') ? $_REQUEST['since_id'] : 0);
-		$max_id = (x($_REQUEST, 'max_id') ? $_REQUEST['max_id'] : 0);
-
-		$user_id = (x($_REQUEST, 'user_id') ? $_REQUEST['user_id'] : "");
-		$screen_name = (x($_REQUEST, 'screen_name') ? $_REQUEST['screen_name'] : "");
-
-		//  caller user info
-		unset($_REQUEST["user_id"]);
-		unset($_GET["user_id"]);
-
-		unset($_REQUEST["screen_name"]);
-		unset($_GET["screen_name"]);
-
-		$user_info = api_get_user($a);
-		$profile_url = $user_info["url"];
-
-		// pagination
-		$start = $page * $count;
-
-		// filters
-		if ($box=="sentbox") {
-			$sql_extra = "`mail`.`from-url`='" . dbesc( $profile_url ) . "'";
-		} elseif ($box == "conversation") {
-			$sql_extra = "`mail`.`parent-uri`='" . dbesc( $_GET["uri"] )  . "'";
-		} elseif ($box == "all") {
-			$sql_extra = "true";
-		} elseif ($box == "inbox") {
-			$sql_extra = "`mail`.`from-url`!='" . dbesc( $profile_url ) . "'";
-		}
+		$start = $page*$count;
 
 		if ($max_id > 0) {
-			$sql_extra .= ' AND `mail`.`id` <= ' . intval($max_id);
+			$sql_extra .= ' AND `item`.`id` <= ' . intval($max_id);
 		}
 
-		if ($user_id != "") {
-			$sql_extra .= ' AND `mail`.`contact-id` = ' . intval($user_id);
-		} elseif ($screen_name !="") {
-			$sql_extra .= " AND `contact`.`nick` = '" . dbesc($screen_name). "'";
-		}
-
-		$r = q("SELECT `mail`.*, `contact`.`nurl` AS `contact-url` FROM `mail`,`contact` WHERE `mail`.`contact-id` = `contact`.`id` AND `mail`.`uid`=%d AND $sql_extra AND `mail`.`id` > %d ORDER BY `mail`.`id` DESC LIMIT %d,%d",
-				intval(api_user()),
-				intval($since_id),
-				intval($start),	intval($count)
+		$r = q(
+			"SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
+			`contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
+			`contact`.`network`, `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
+			`contact`.`id` AS `cid`
+			FROM `item`, `contact`
+			WHERE `item`.`uid` = %d
+			AND `item`.`visible` = 1 AND `item`.`moderated` = 0 AND `item`.`deleted` = 0
+			AND `item`.`starred` = 1
+			AND `contact`.`id` = `item`.`contact-id`
+			AND (NOT `contact`.`blocked` OR `contact`.`pending`)
+			$sql_extra
+			AND `item`.`id`>%d
+			ORDER BY `item`.`id` DESC LIMIT %d ,%d ",
+			intval(api_user()),
+			intval($since_id),
+			intval($start),
+			intval($count)
 		);
-		if ($verbose == "true" && !DBM::is_result($r)) {
-			$answer = array('result' => 'error', 'message' => 'no mails available');
-			return api_format_data("direct_messages_all", $type, array('$result' => $answer));
-		}
-
-		$ret = array();
-		foreach ($r as $item) {
-			if ($box == "inbox" || $item['from-url'] != $profile_url) {
-				$recipient = $user_info;
-				$sender = api_get_user($a,normalise_link($item['contact-url']));
-			} elseif ($box == "sentbox" || $item['from-url'] == $profile_url) {
-				$recipient = api_get_user($a,normalise_link($item['contact-url']));
-				$sender = $user_info;
-			}
-
-			$ret[] = api_format_messages($item, $recipient, $sender);
-		}
-
-
-		$data = array('direct_message' => $ret);
-		switch ($type) {
-			case "atom":
-			case "rss":
-				$data = api_rss_extra($a, $data, $user_info);
-		}
-
-		return api_format_data("direct-messages", $type, $data);
 
+		$ret = api_format_items($r, $user_info, false, $type);
 	}
 
-	function api_direct_messages_sentbox($type) {
-		$verbose = (x($_GET, 'friendica_verbose') ? strtolower($_GET['friendica_verbose']) : "false");
-		return api_direct_messages_box($type, "sentbox", $verbose);
+	$data = array('status' => $ret);
+	switch ($type) {
+		case "atom":
+		case "rss":
+			$data = api_rss_extra($a, $data, $user_info);
 	}
 
-	function api_direct_messages_inbox($type) {
-		$verbose = (x($_GET, 'friendica_verbose') ? strtolower($_GET['friendica_verbose']) : "false");
-		return api_direct_messages_box($type, "inbox", $verbose);
+	return api_format_data("statuses", $type, $data);
+}
+
+/// @TODO move to top of file or somwhere better
+api_register_func('api/favorites', 'api_favorites', true);
+
+function api_format_messages($item, $recipient, $sender)
+{
+	// standard meta information
+	$ret = array(
+			'id'                    => $item['id'],
+			'sender_id'             => $sender['id'] ,
+			'text'                  => "",
+			'recipient_id'          => $recipient['id'],
+			'created_at'            => api_date($item['created']),
+			'sender_screen_name'    => $sender['screen_name'],
+			'recipient_screen_name' => $recipient['screen_name'],
+			'sender'                => $sender,
+			'recipient'             => $recipient,
+			'title'                 => "",
+			'friendica_seen'        => $item['seen'],
+			'friendica_parent_uri'  => $item['parent-uri'],
+	);
+
+	// "uid" and "self" are only needed for some internal stuff, so remove it from here
+	unset($ret["sender"]["uid"]);
+	unset($ret["sender"]["self"]);
+	unset($ret["recipient"]["uid"]);
+	unset($ret["recipient"]["self"]);
+
+	//don't send title to regular StatusNET requests to avoid confusing these apps
+	if (x($_GET, 'getText')) {
+		$ret['title'] = $item['title'];
+		if ($_GET['getText'] == 'html') {
+			$ret['text'] = bbcode($item['body'], false, false);
+		} elseif ($_GET['getText'] == 'plain') {
+			//$ret['text'] = html2plain(bbcode($item['body'], false, false, true), 0);
+			$ret['text'] = trim(html2plain(bbcode(api_clean_plain_items($item['body']), false, false, 2, true), 0));
+		}
+	} else {
+		$ret['text'] = $item['title'] . "\n" . html2plain(bbcode(api_clean_plain_items($item['body']), false, false, 2, true), 0);
+	}
+	if (x($_GET, 'getUserObjects') && $_GET['getUserObjects'] == 'false') {
+		unset($ret['sender']);
+		unset($ret['recipient']);
 	}
 
-	function api_direct_messages_all($type) {
-		$verbose = (x($_GET, 'friendica_verbose') ? strtolower($_GET['friendica_verbose']) : "false");
-		return api_direct_messages_box($type, "all", $verbose);
+	return $ret;
+}
+
+function api_convert_item($item)
+{
+	$body = $item['body'];
+	$attachments = api_get_attachments($body);
+
+	// Workaround for ostatus messages where the title is identically to the body
+	$html = bbcode(api_clean_plain_items($body), false, false, 2, true);
+	$statusbody = trim(html2plain($html, 0));
+
+	// handle data: images
+	$statusbody = api_format_items_embeded_images($item, $statusbody);
+
+	$statustitle = trim($item['title']);
+
+	if (($statustitle != '') && (strpos($statusbody, $statustitle) !== false)) {
+		$statustext = trim($statusbody);
+	} else {
+		$statustext = trim($statustitle."\n\n".$statusbody);
 	}
 
-	function api_direct_messages_conversation($type) {
-		$verbose = (x($_GET, 'friendica_verbose') ? strtolower($_GET['friendica_verbose']) : "false");
-		return api_direct_messages_box($type, "conversation", $verbose);
+	if (($item["network"] == NETWORK_FEED) && (strlen($statustext)> 1000)) {
+		$statustext = substr($statustext, 0, 1000)."... \n".$item["plink"];
 	}
 
-	/// @TODO move to top of file or somewhere better
-	api_register_func('api/direct_messages/conversation','api_direct_messages_conversation',true);
-	api_register_func('api/direct_messages/all','api_direct_messages_all',true);
-	api_register_func('api/direct_messages/sent','api_direct_messages_sentbox',true);
-	api_register_func('api/direct_messages','api_direct_messages_inbox',true);
+	$statushtml = trim(bbcode($body, false, false));
 
-	function api_oauth_request_token($type) {
-		try {
-			$oauth = new FKOAuth1();
-			$r = $oauth->fetch_request_token(OAuthRequest::from_request());
-		} catch (Exception $e) {
-			echo "error=" . OAuthUtil::urlencode_rfc3986($e->getMessage());
-			killme();
-		}
-		echo $r;
-		killme();
+	// Workaround for clients with limited HTML parser functionality
+	$search = array("<br>", "<blockquote>", "</blockquote>",
+			"<h1>", "</h1>", "<h2>", "</h2>",
+			"<h3>", "</h3>", "<h4>", "</h4>",
+			"<h5>", "</h5>", "<h6>", "</h6>");
+	$replace = array("<br>", "<br><blockquote>", "</blockquote><br>",
+			"<br><h1>", "</h1><br>", "<br><h2>", "</h2><br>",
+			"<br><h3>", "</h3><br>", "<br><h4>", "</h4><br>",
+			"<br><h5>", "</h5><br>", "<br><h6>", "</h6><br>");
+	$statushtml = str_replace($search, $replace, $statushtml);
+
+	if ($item['title'] != "") {
+		$statushtml = "<br><h4>" . bbcode($item['title']) . "</h4><br>" . $statushtml;
 	}
 
-	function api_oauth_access_token($type) {
-		try {
-			$oauth = new FKOAuth1();
-			$r = $oauth->fetch_access_token(OAuthRequest::from_request());
-		} catch (Exception $e) {
-			echo "error=". OAuthUtil::urlencode_rfc3986($e->getMessage()); killme();
-		}
-		echo $r;
-		killme();
+	do {
+		$oldtext = $statushtml;
+		$statushtml = str_replace("<br><br>", "<br>", $statushtml);
+	} while ($oldtext != $statushtml);
+
+	if (substr($statushtml, 0, 4) == '<br>') {
+		$statushtml = substr($statushtml, 4);
 	}
 
-	/// @TODO move to top of file or somewhere better
-	api_register_func('api/oauth/request_token', 'api_oauth_request_token', false);
-	api_register_func('api/oauth/access_token', 'api_oauth_access_token', false);
-
-
-	/**
-	 * @brief delete a complete photoalbum with all containing photos from database through api
-	 *
-	 * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
-	 * @return string
-	 */
-	function api_fr_photoalbum_delete($type) {
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
-		// input params
-		$album = (x($_REQUEST,'album') ? $_REQUEST['album'] : "");
-
-		// we do not allow calls without album string
-		if ($album == "") {
-			throw new BadRequestException("no albumname specified");
-		}
-		// check if album is existing
-		$r = q("SELECT DISTINCT `resource-id` FROM `photo` WHERE `uid` = %d AND `album` = '%s'",
-				intval(api_user()),
-				dbesc($album));
-		if (!DBM::is_result($r))
-			throw new BadRequestException("album not available");
-
-		// function for setting the items to "deleted = 1" which ensures that comments, likes etc. are not shown anymore
-		// to the user and the contacts of the users (drop_items() performs the federation of the deletion to other networks
-		foreach ($r as $rr) {
-			$photo_item = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `resource-id` = '%s' AND `type` = 'photo'",
-						intval(local_user()),
-						dbesc($rr['resource-id'])
-						);
-
-			if (!DBM::is_result($photo_item)) {
-				throw new InternalServerErrorException("problem with deleting items occured");
-			}
-			drop_item($photo_item[0]['id'],false);
-		}
-
-		// now let's delete all photos from the album
-		$result = q("DELETE FROM `photo` WHERE `uid` = %d AND `album` = '%s'",
-				intval(api_user()),
-				dbesc($album));
-
-		// return success of deletion or error message
-		if ($result) {
-			$answer = array('result' => 'deleted', 'message' => 'album `' . $album . '` with all containing photos has been deleted.');
-			return api_format_data("photoalbum_delete", $type, array('$result' => $answer));
-		} else {
-			throw new InternalServerErrorException("unknown error - deleting from database failed");
-		}
-
+	if (substr($statushtml, 0, -4) == '<br>') {
+		$statushtml = substr($statushtml, -4);
 	}
 
-	/**
-	 * @brief update the name of the album for all photos of an album
-	 *
-	 * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
-	 * @return string
-	 */
-	function api_fr_photoalbum_update($type) {
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
-		// input params
-		$album = (x($_REQUEST,'album') ? $_REQUEST['album'] : "");
-		$album_new = (x($_REQUEST,'album_new') ? $_REQUEST['album_new'] : "");
+	// feeds without body should contain the link
+	if (($item['network'] == NETWORK_FEED) && (strlen($item['body']) == 0)) {
+		$statushtml .= bbcode($item['plink']);
+	}
 
-		// we do not allow calls without album string
-		if ($album == "") {
-			throw new BadRequestException("no albumname specified");
-		}
-		if ($album_new == "") {
-			throw new BadRequestException("no new albumname specified");
-		}
-		// check if album is existing
-		$r = q("SELECT `id` FROM `photo` WHERE `uid` = %d AND `album` = '%s'",
-				intval(api_user()),
-				dbesc($album));
-		if (!DBM::is_result($r)) {
-			throw new BadRequestException("album not available");
-		}
-		// now let's update all photos to the albumname
-		$result = q("UPDATE `photo` SET `album` = '%s' WHERE `uid` = %d AND `album` = '%s'",
-				dbesc($album_new),
-				intval(api_user()),
-				dbesc($album));
+	$entities = api_get_entitities($statustext, $body);
 
-		// return success of updating or error message
-		if ($result) {
-			$answer = array('result' => 'updated', 'message' => 'album `' . $album . '` with all containing photos has been renamed to `' . $album_new . '`.');
-			return api_format_data("photoalbum_update", $type, array('$result' => $answer));
-		} else {
-			throw new InternalServerErrorException("unknown error - updating in database failed");
+	return array(
+		"text" => $statustext,
+		"html" => $statushtml,
+		"attachments" => $attachments,
+		"entities" => $entities
+	);
+}
+
+function api_get_attachments(&$body)
+{
+	$text = $body;
+	$text = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '[img]$3[/img]', $text);
+
+	$URLSearchString = "^\[\]";
+	$ret = preg_match_all("/\[img\]([$URLSearchString]*)\[\/img\]/ism", $text, $images);
+
+	if (!$ret) {
+		return false;
+	}
+
+	$attachments = array();
+
+	foreach ($images[1] as $image) {
+		$imagedata = get_photo_info($image);
+
+		if ($imagedata) {
+			$attachments[] = array("url" => $image, "mimetype" => $imagedata["mime"], "size" => $imagedata["size"]);
 		}
 	}
 
-
-	/**
-	 * @brief list all photos of the authenticated user
-	 *
-	 * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
-	 * @return string
-	 */
-	function api_fr_photos_list($type) {
-		if (api_user() === false) {
-			throw new ForbiddenException();
+	if (strstr($_SERVER['HTTP_USER_AGENT'], "AndStatus")) {
+		foreach ($images[0] as $orig) {
+			$body = str_replace($orig, "", $body);
 		}
-		$r = q("SELECT `resource-id`, MAX(scale) AS `scale`, `album`, `filename`, `type`, MAX(`created`) AS `created`,
-				MAX(`edited`) AS `edited`, MAX(`desc`) AS `desc` FROM `photo`
-				WHERE `uid` = %d AND `album` != 'Contact Photos' GROUP BY `resource-id`",
-			intval(local_user())
-		);
-		$typetoext = array(
-			'image/jpeg' => 'jpg',
-			'image/png' => 'png',
-			'image/gif' => 'gif'
-		);
-		$data = array('photo'=>array());
-		if (DBM::is_result($r)) {
-			foreach ($r as $rr) {
-				$photo = array();
-				$photo['id'] = $rr['resource-id'];
-				$photo['album'] = $rr['album'];
-				$photo['filename'] = $rr['filename'];
-				$photo['type'] = $rr['type'];
-				$thumb = System::baseUrl() . "/photo/" . $rr['resource-id'] . "-" . $rr['scale'] . "." . $typetoext[$rr['type']];
-				$photo['created'] = $rr['created'];
-				$photo['edited'] = $rr['edited'];
-				$photo['desc'] = $rr['desc'];
+	}
 
-				if ($type == "xml") {
-					$data['photo'][] = array("@attributes" => $photo, "1" => $thumb);
+	return $attachments;
+}
+
+function api_get_entitities(&$text, $bbcode)
+{
+	/*
+	To-Do:
+	* Links at the first character of the post
+	*/
+
+	$a = get_app();
+
+	$include_entities = strtolower(x($_REQUEST, 'include_entities') ? $_REQUEST['include_entities'] : "false");
+
+	if ($include_entities != "true") {
+		preg_match_all("/\[img](.*?)\[\/img\]/ism", $bbcode, $images);
+
+		foreach ($images[1] as $image) {
+			$replace = proxy_url($image);
+			$text = str_replace($image, $replace, $text);
+		}
+		return array();
+	}
+
+	$bbcode = bb_CleanPictureLinks($bbcode);
+
+	// Change pure links in text to bbcode uris
+	$bbcode = preg_replace("/([^\]\='".'"'."]|^)(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)/ism", '$1[url=$2]$2[/url]', $bbcode);
+
+	$entities = array();
+	$entities["hashtags"] = array();
+	$entities["symbols"] = array();
+	$entities["urls"] = array();
+	$entities["user_mentions"] = array();
+
+	$URLSearchString = "^\[\]";
+
+	$bbcode = preg_replace("/#\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '#$2', $bbcode);
+
+	$bbcode = preg_replace("/\[bookmark\=([$URLSearchString]*)\](.*?)\[\/bookmark\]/ism", '[url=$1]$2[/url]', $bbcode);
+	//$bbcode = preg_replace("/\[url\](.*?)\[\/url\]/ism",'[url=$1]$1[/url]',$bbcode);
+	$bbcode = preg_replace("/\[video\](.*?)\[\/video\]/ism", '[url=$1]$1[/url]', $bbcode);
+
+	$bbcode = preg_replace(
+		"/\[youtube\]([A-Za-z0-9\-_=]+)(.*?)\[\/youtube\]/ism",
+		'[url=https://www.youtube.com/watch?v=$1]https://www.youtube.com/watch?v=$1[/url]',
+		$bbcode
+	);
+	$bbcode = preg_replace("/\[youtube\](.*?)\[\/youtube\]/ism", '[url=$1]$1[/url]', $bbcode);
+
+	$bbcode = preg_replace(
+		"/\[vimeo\]([0-9]+)(.*?)\[\/vimeo\]/ism",
+		'[url=https://vimeo.com/$1]https://vimeo.com/$1[/url]',
+		$bbcode
+	);
+	$bbcode = preg_replace("/\[vimeo\](.*?)\[\/vimeo\]/ism", '[url=$1]$1[/url]', $bbcode);
+
+	$bbcode = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '[img]$3[/img]', $bbcode);
+
+	//preg_match_all("/\[url\]([$URLSearchString]*)\[\/url\]/ism", $bbcode, $urls1);
+	preg_match_all("/\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", $bbcode, $urls);
+
+	$ordered_urls = array();
+	foreach ($urls[1] as $id => $url) {
+		//$start = strpos($text, $url, $offset);
+		$start = iconv_strpos($text, $url, 0, "UTF-8");
+		if (!($start === false)) {
+			$ordered_urls[$start] = array("url" => $url, "title" => $urls[2][$id]);
+		}
+	}
+
+	ksort($ordered_urls);
+
+	$offset = 0;
+	//foreach ($urls[1] AS $id=>$url) {
+	foreach ($ordered_urls as $url) {
+		if ((substr($url["title"], 0, 7) != "http://") && (substr($url["title"], 0, 8) != "https://")
+			&& !strpos($url["title"], "http://") && !strpos($url["title"], "https://")
+		)
+			$display_url = $url["title"];
+		else {
+			$display_url = str_replace(array("http://www.", "https://www."), array("", ""), $url["url"]);
+			$display_url = str_replace(array("http://", "https://"), array("", ""), $display_url);
+
+			if (strlen($display_url) > 26)
+				$display_url = substr($display_url, 0, 25)."…";
+		}
+
+		//$start = strpos($text, $url, $offset);
+		$start = iconv_strpos($text, $url["url"], $offset, "UTF-8");
+		if (!($start === false)) {
+			$entities["urls"][] = array("url" => $url["url"],
+							"expanded_url" => $url["url"],
+							"display_url" => $display_url,
+							"indices" => array($start, $start+strlen($url["url"])));
+			$offset = $start + 1;
+		}
+	}
+
+	preg_match_all("/\[img](.*?)\[\/img\]/ism", $bbcode, $images);
+	$ordered_images = array();
+	foreach ($images[1] as $image) {
+		//$start = strpos($text, $url, $offset);
+		$start = iconv_strpos($text, $image, 0, "UTF-8");
+		if (!($start === false))
+			$ordered_images[$start] = $image;
+	}
+	//$entities["media"] = array();
+	$offset = 0;
+
+	foreach ($ordered_images as $url) {
+		$display_url = str_replace(array("http://www.", "https://www."), array("", ""), $url);
+		$display_url = str_replace(array("http://", "https://"), array("", ""), $display_url);
+
+		if (strlen($display_url) > 26)
+			$display_url = substr($display_url, 0, 25)."…";
+
+		$start = iconv_strpos($text, $url, $offset, "UTF-8");
+		if (!($start === false)) {
+			$image = get_photo_info($url);
+			if ($image) {
+				// If image cache is activated, then use the following sizes:
+				// thumb  (150), small (340), medium (600) and large (1024)
+				if (!Config::get("system", "proxy_disabled")) {
+					$media_url = proxy_url($url);
+
+					$sizes = array();
+					$scale = scale_image($image[0], $image[1], 150);
+					$sizes["thumb"] = array("w" => $scale["width"], "h" => $scale["height"], "resize" => "fit");
+
+					if (($image[0] > 150) || ($image[1] > 150)) {
+						$scale = scale_image($image[0], $image[1], 340);
+						$sizes["small"] = array("w" => $scale["width"], "h" => $scale["height"], "resize" => "fit");
+					}
+
+					$scale = scale_image($image[0], $image[1], 600);
+					$sizes["medium"] = array("w" => $scale["width"], "h" => $scale["height"], "resize" => "fit");
+
+					if (($image[0] > 600) || ($image[1] > 600)) {
+						$scale = scale_image($image[0], $image[1], 1024);
+						$sizes["large"] = array("w" => $scale["width"], "h" => $scale["height"], "resize" => "fit");
+					}
 				} else {
-					$photo['thumb'] = $thumb;
-					$data['photo'][] = $photo;
+					$media_url = $url;
+					$sizes["medium"] = array("w" => $image[0], "h" => $image[1], "resize" => "fit");
 				}
+
+				$entities["media"][] = array(
+							"id" => $start+1,
+							"id_str" => (string)$start+1,
+							"indices" => array($start, $start+strlen($url)),
+							"media_url" => normalise_link($media_url),
+							"media_url_https" => $media_url,
+							"url" => $url,
+							"display_url" => $display_url,
+							"expanded_url" => $url,
+							"type" => "photo",
+							"sizes" => $sizes);
 			}
+			$offset = $start + 1;
 		}
-		return api_format_data("photos", $type, $data);
 	}
 
-	/**
-	 * @brief upload a new photo or change an existing photo
-	 *
-	 * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
-	 * @return string
-	 */
-	function api_fr_photo_create_update($type) {
-		if (api_user() === false) {
-			throw new ForbiddenException();
+	return $entities;
+}
+function api_format_items_embeded_images(&$item, $text)
+{
+	$text = preg_replace_callback(
+		"|data:image/([^;]+)[^=]+=*|m",
+		function ($match) use ($item) {
+			return System::baseUrl()."/display/".$item['guid'];
+		},
+		$text
+	);
+	return $text;
+}
+
+
+/**
+ * @brief return <a href='url'>name</a> as array
+ *
+ * @param string $txt text
+ * @return array
+ * 			name => 'name'
+ * 			'url => 'url'
+ */
+function api_contactlink_to_array($txt)
+{
+	$match = array();
+	$r = preg_match_all('|<a href="([^"]*)">([^<]*)</a>|', $txt, $match);
+	if ($r && count($match)==3) {
+		$res = array(
+			'name' => $match[2],
+			'url' => $match[1]
+		);
+	} else {
+		$res = array(
+			'name' => $text,
+			'url' => ""
+		);
+	}
+	return $res;
+}
+
+
+/**
+ * @brief return likes, dislikes and attend status for item
+ *
+ * @param array $item array
+ * @return array
+ * 			likes => int count
+ * 			dislikes => int count
+ */
+function api_format_items_activities(&$item, $type = "json")
+{
+	$a = get_app();
+
+	$activities = array(
+		'like' => array(),
+		'dislike' => array(),
+		'attendyes' => array(),
+		'attendno' => array(),
+		'attendmaybe' => array(),
+	);
+
+	$items = q(
+		'SELECT * FROM item
+			WHERE uid=%d AND `thr-parent`="%s" AND visible AND NOT deleted',
+		intval($item['uid']),
+		dbesc($item['uri'])
+	);
+
+	foreach ($items as $i) {
+		// not used as result should be structured like other user data
+		//builtin_activity_puller($i, $activities);
+
+		// get user data and add it to the array of the activity
+		$user = api_get_user($a, $i['author-link']);
+		switch ($i['verb']) {
+			case ACTIVITY_LIKE:
+				$activities['like'][] = $user;
+				break;
+			case ACTIVITY_DISLIKE:
+				$activities['dislike'][] = $user;
+				break;
+			case ACTIVITY_ATTEND:
+				$activities['attendyes'][] = $user;
+				break;
+			case ACTIVITY_ATTENDNO:
+				$activities['attendno'][] = $user;
+				break;
+			case ACTIVITY_ATTENDMAYBE:
+				$activities['attendmaybe'][] = $user;
+				break;
+			default:
+				break;
 		}
-		// input params
-		$photo_id = (x($_REQUEST, 'photo_id') ? $_REQUEST['photo_id'] : null);
-		$desc = (x($_REQUEST, 'desc') ? $_REQUEST['desc'] : (array_key_exists('desc', $_REQUEST) ? "" : null)); // extra check necessary to distinguish between 'not provided' and 'empty string'
-		$album = (x($_REQUEST,'album') ? $_REQUEST['album'] : null);
-		$album_new = (x($_REQUEST,'album_new') ? $_REQUEST['album_new'] : null);
-		$allow_cid = (x($_REQUEST, 'allow_cid') ? $_REQUEST['allow_cid'] : (array_key_exists('allow_cid', $_REQUEST) ? " " : null));
-		$deny_cid = (x($_REQUEST, 'deny_cid') ? $_REQUEST['deny_cid'] : (array_key_exists('deny_cid', $_REQUEST) ? " " : null));
-		$allow_gid = (x($_REQUEST, 'allow_gid') ? $_REQUEST['allow_gid'] : (array_key_exists('allow_gid', $_REQUEST) ? " " : null));
-		$deny_gid = (x($_REQUEST, 'deny_gid') ? $_REQUEST['deny_gid'] : (array_key_exists('deny_gid', $_REQUEST) ? " " : null));
-		$visibility = (x($_REQUEST, 'visibility') ? (($_REQUEST['visibility'] == "true" || $_REQUEST['visibility'] == 1) ? true : false) : false);
+	}
 
-		// do several checks on input parameters
-		// we do not allow calls without album string
-		if ($album == null) {
-			throw new BadRequestException("no albumname specified");
+	if ($type == "xml") {
+		$xml_activities = array();
+		foreach ($activities as $k => $v) {
+			// change xml element from "like" to "friendica:like"
+			$xml_activities["friendica:".$k] = $v;
+			// add user data into xml output
+			$k_user = 0;
+			foreach ($v as $user)
+				$xml_activities["friendica:".$k][$k_user++.":user"] = $user;
 		}
-		// if photo_id == null --> we are uploading a new photo
-		if ($photo_id == null) {
-			$mode = "create";
+		$activities = $xml_activities;
+	}
 
-			// error if no media posted in create-mode
-			if (!x($_FILES,'media')) {
-				// Output error
-				throw new BadRequestException("no media data submitted");
-			}
+	return $activities;
+}
 
-			// album_new will be ignored in create-mode
-			$album_new = "";
+
+/**
+ * @brief return data from profiles
+ *
+ * @param array  $profile array containing data from db table 'profile'
+ * @param string $type    Known types are 'atom', 'rss', 'xml' and 'json'
+ * @return array
+ */
+function api_format_items_profiles(&$profile = null, $type = "json")
+{
+	if ($profile != null) {
+		$profile = array('profile_id' => $profile['id'],
+						'profile_name' => $profile['profile-name'],
+						'is_default' => $profile['is-default'] ? true : false,
+						'hide_friends'=> $profile['hide-friends'] ? true : false,
+						'profile_photo' => $profile['photo'],
+						'profile_thumb' => $profile['thumb'],
+						'publish' => $profile['publish'] ? true : false,
+						'net_publish' => $profile['net-publish'] ? true : false,
+						'description' => $profile['pdesc'],
+						'date_of_birth' => $profile['dob'],
+						'address' => $profile['address'],
+						'city' => $profile['locality'],
+						'region' => $profile['region'],
+						'postal_code' => $profile['postal-code'],
+						'country' => $profile['country-name'],
+						'hometown' => $profile['hometown'],
+						'gender' => $profile['gender'],
+						'marital' => $profile['marital'],
+						'marital_with' => $profile['with'],
+						'marital_since' => $profile['howlong'],
+						'sexual' => $profile['sexual'],
+						'politic' => $profile['politic'],
+						'religion' => $profile['religion'],
+						'public_keywords' => $profile['pub_keywords'],
+						'private_keywords' => $profile['prv_keywords'],
+						'likes' => bbcode(api_clean_plain_items($profile['likes']), false, false, 2, false),
+						'dislikes' => bbcode(api_clean_plain_items($profile['dislikes']), false, false, 2, false),
+						'about' => bbcode(api_clean_plain_items($profile['about']), false, false, 2, false),
+						'music' => bbcode(api_clean_plain_items($profile['music']), false, false, 2, false),
+						'book' => bbcode(api_clean_plain_items($profile['book']), false, false, 2, false),
+						'tv' => bbcode(api_clean_plain_items($profile['tv']), false, false, 2, false),
+						'film' => bbcode(api_clean_plain_items($profile['film']), false, false, 2, false),
+						'interest' => bbcode(api_clean_plain_items($profile['interest']), false, false, 2, false),
+						'romance' => bbcode(api_clean_plain_items($profile['romance']), false, false, 2, false),
+						'work' => bbcode(api_clean_plain_items($profile['work']), false, false, 2, false),
+						'education' => bbcode(api_clean_plain_items($profile['education']), false, false, 2, false),
+						'social_networks' => bbcode(api_clean_plain_items($profile['contact']), false, false, 2, false),
+						'homepage' => $profile['homepage'],
+						'users' => null);
+		return $profile;
+	}
+}
+
+/**
+ * @brief format items to be returned by api
+ *
+ * @param array $r array of items
+ * @param array $user_info
+ * @param bool $filter_user filter items by $user_info
+ */
+function api_format_items($r, $user_info, $filter_user = false, $type = "json")
+{
+	$a = get_app();
+
+	$ret = array();
+
+	foreach ($r as $item) {
+		localize_item($item);
+		list($status_user, $owner_user) = api_item_get_user($a, $item);
+
+		// Look if the posts are matching if they should be filtered by user id
+		if ($filter_user && ($status_user["id"] != $user_info["id"])) {
+			continue;
+		}
+
+		$in_reply_to = api_in_reply_to($item);
+
+		$converted = api_convert_item($item);
+
+		if ($type == "xml") {
+			$geo = "georss:point";
 		} else {
-			$mode = "update";
-
-			// check if photo is existing in database
-			$r = q("SELECT `id` FROM `photo` WHERE `uid` = %d AND `resource-id` = '%s' AND `album` = '%s'",
-					intval(api_user()),
-					dbesc($photo_id),
-					dbesc($album));
-			if (!DBM::is_result($r)) {
-				throw new BadRequestException("photo not available");
-			}
+			$geo = "geo";
 		}
 
-		// checks on acl strings provided by clients
-		$acl_input_error = false;
-		$acl_input_error |= check_acl_input($allow_cid);
-		$acl_input_error |= check_acl_input($deny_cid);
-		$acl_input_error |= check_acl_input($allow_gid);
-		$acl_input_error |= check_acl_input($deny_gid);
-		if ($acl_input_error) {
-			throw new BadRequestException("acl data invalid");
-		}
-		// now let's upload the new media in create-mode
-		if ($mode == "create") {
-			$media = $_FILES['media'];
-			$data = save_media_to_database("photo", $media, $type, $album, trim($allow_cid), trim($deny_cid), trim($allow_gid), trim($deny_gid), $desc, $visibility);
+		$status = array(
+			'text'		=> $converted["text"],
+			'truncated' => false,
+			'created_at'=> api_date($item['created']),
+			'in_reply_to_status_id' => $in_reply_to['status_id'],
+			'in_reply_to_status_id_str' => $in_reply_to['status_id_str'],
+			'source'    => (($item['app']) ? $item['app'] : 'web'),
+			'id'		=> intval($item['id']),
+			'id_str'	=> (string) intval($item['id']),
+			'in_reply_to_user_id' => $in_reply_to['user_id'],
+			'in_reply_to_user_id_str' => $in_reply_to['user_id_str'],
+			'in_reply_to_screen_name' => $in_reply_to['screen_name'],
+			$geo => null,
+			'favorited' => $item['starred'] ? true : false,
+			'user' =>  $status_user ,
+			'friendica_owner' => $owner_user,
+			//'entities' => NULL,
+			'statusnet_html'		=> $converted["html"],
+			'statusnet_conversation_id'	=> $item['parent'],
+			'friendica_activities' => api_format_items_activities($item, $type),
+		);
 
-			// return success of updating or error message
-			if (!is_null($data)) {
-				return api_format_data("photo_create", $type, $data);
-			} else {
-				throw new InternalServerErrorException("unknown error - uploading photo failed, see Friendica log for more information");
-			}
+		if (count($converted["attachments"]) > 0) {
+			$status["attachments"] = $converted["attachments"];
 		}
 
-		// now let's do the changes in update-mode
-		if ($mode == "update") {
-			$sql_extra = "";
+		if (count($converted["entities"]) > 0) {
+			$status["entities"] = $converted["entities"];
+		}
 
-			if (!is_null($desc)) {
-				$sql_extra .= (($sql_extra != "") ? " ," : "") . "`desc` = '$desc'";
-			}
+		if (($item['item_network'] != "") && ($status["source"] == 'web')) {
+			$status["source"] = network_to_name($item['item_network'], $user_info['url']);
+		} elseif (($item['item_network'] != "") && (network_to_name($item['item_network'], $user_info['url']) != $status["source"])) {
+			$status["source"] = trim($status["source"].' ('.network_to_name($item['item_network'], $user_info['url']).')');
+		}
 
-			if (!is_null($album_new)) {
-				$sql_extra .= (($sql_extra != "") ? " ," : "") . "`album` = '$album_new'";
-			}
 
-			if (!is_null($allow_cid)) {
-				$allow_cid = trim($allow_cid);
-				$sql_extra .= (($sql_extra != "") ? " ," : "") . "`allow_cid` = '$allow_cid'";
-			}
+		// Retweets are only valid for top postings
+		// It doesn't work reliable with the link if its a feed
+		//$IsRetweet = ($item['owner-link'] != $item['author-link']);
+		//if ($IsRetweet)
+		//	$IsRetweet = (($item['owner-name'] != $item['author-name']) || ($item['owner-avatar'] != $item['author-avatar']));
 
-			if (!is_null($deny_cid)) {
-				$deny_cid = trim($deny_cid);
-				$sql_extra .= (($sql_extra != "") ? " ," : "") . "`deny_cid` = '$deny_cid'";
-			}
 
-			if (!is_null($allow_gid)) {
-				$allow_gid = trim($allow_gid);
-				$sql_extra .= (($sql_extra != "") ? " ," : "") . "`allow_gid` = '$allow_gid'";
-			}
-
-			if (!is_null($deny_gid)) {
-				$deny_gid = trim($deny_gid);
-				$sql_extra .= (($sql_extra != "") ? " ," : "") . "`deny_gid` = '$deny_gid'";
-			}
-
-			$result = false;
-			if ($sql_extra != "") {
-				$nothingtodo = false;
-				$result = q("UPDATE `photo` SET %s, `edited`='%s' WHERE `uid` = %d AND `resource-id` = '%s' AND `album` = '%s'",
-						$sql_extra,
-						datetime_convert(),   // update edited timestamp
-						intval(api_user()),
-						dbesc($photo_id),
-						dbesc($album));
-			} else {
-				$nothingtodo = true;
-			}
-
-			if (x($_FILES,'media')) {
-				$nothingtodo = false;
-				$media = $_FILES['media'];
-				$data = save_media_to_database("photo", $media, $type, $album, $allow_cid, $deny_cid, $allow_gid, $deny_gid, $desc, 0, $visibility, $photo_id);
-				if (!is_null($data)) {
-					return api_format_data("photo_update", $type, $data);
+		if ($item["id"] == $item["parent"]) {
+			$retweeted_item = api_share_as_retweet($item);
+			if ($retweeted_item !== false) {
+				$retweeted_status = $status;
+				try {
+					$retweeted_status["user"] = api_get_user($a, $retweeted_item["author-link"]);
+				} catch (BadRequestException $e) {
+					// user not found. should be found?
+					/// @todo check if the user should be always found
+					$retweeted_status["user"] = array();
 				}
-			}
 
-			// return success of updating or error message
-			if ($result) {
-				$answer = array('result' => 'updated', 'message' => 'Image id `' . $photo_id . '` has been updated.');
-				return api_format_data("photo_update", $type, array('$result' => $answer));
-			} else {
-				if ($nothingtodo) {
-					$answer = array('result' => 'cancelled', 'message' => 'Nothing to update for image id `' . $photo_id . '`.');
-					return api_format_data("photo_update", $type, array('$result' => $answer));
-				}
-				throw new InternalServerErrorException("unknown error - update photo entry in database failed");
+				$rt_converted = api_convert_item($retweeted_item);
+
+				$retweeted_status['text'] = $rt_converted["text"];
+				$retweeted_status['statusnet_html'] = $rt_converted["html"];
+				$retweeted_status['friendica_activities'] = api_format_items_activities($retweeted_item, $type);
+				$retweeted_status['created_at'] =  api_date($retweeted_item['created']);
+				$status['retweeted_status'] = $retweeted_status;
 			}
 		}
-		throw new InternalServerErrorException("unknown error - this error on uploading or updating a photo should never happen");
-	}
 
+		// "uid" and "self" are only needed for some internal stuff, so remove it from here
+		unset($status["user"]["uid"]);
+		unset($status["user"]["self"]);
 
-	/**
-	 * @brief delete a single photo from the database through api
-	 *
-	 * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
-	 * @return string
-	 */
-	function api_fr_photo_delete($type) {
-		if (api_user() === false) {
-			throw new ForbiddenException();
+		if ($item["coord"] != "") {
+			$coords = explode(' ', $item["coord"]);
+			if (count($coords) == 2) {
+				if ($type == "json")
+					$status["geo"] = array('type' => 'Point',
+							'coordinates' => array((float) $coords[0],
+										(float) $coords[1]));
+				else // Not sure if this is the official format - if someone founds a documentation we can check
+					$status["georss:point"] = $item["coord"];
+			}
 		}
-		// input params
-		$photo_id = (x($_REQUEST, 'photo_id') ? $_REQUEST['photo_id'] : null);
+		$ret[] = $status;
+	};
+	return $ret;
+}
 
-		// do several checks on input parameters
-		// we do not allow calls without photo id
-		if ($photo_id == null) {
-			throw new BadRequestException("no photo_id specified");
-		}
-		// check if photo is existing in database
-		$r = q("SELECT `id` FROM `photo` WHERE `uid` = %d AND `resource-id` = '%s'",
-				intval(api_user()),
-				dbesc($photo_id)
+function api_account_rate_limit_status($type)
+{
+	if ($type == "xml") {
+		$hash = array(
+				'remaining-hits' => '150',
+				'@attributes' => array("type" => "integer"),
+				'hourly-limit' => '150',
+				'@attributes2' => array("type" => "integer"),
+				'reset-time' => datetime_convert('UTC', 'UTC', 'now + 1 hour', ATOM_TIME),
+				'@attributes3' => array("type" => "datetime"),
+				'reset_time_in_seconds' => strtotime('now + 1 hour'),
+				'@attributes4' => array("type" => "integer"),
 			);
-		if (!DBM::is_result($r)) {
-			throw new BadRequestException("photo not available");
+	} else {
+		$hash = array(
+				'reset_time_in_seconds' => strtotime('now + 1 hour'),
+				'remaining_hits' => '150',
+				'hourly_limit' => '150',
+				'reset_time' => api_date(datetime_convert('UTC', 'UTC', 'now + 1 hour', ATOM_TIME)),
+			);
+	}
+
+	return api_format_data('hash', $type, array('hash' => $hash));
+}
+
+/// @TODO move to top of file or somwhere better
+api_register_func('api/account/rate_limit_status', 'api_account_rate_limit_status', true);
+
+function api_help_test($type)
+{
+	if ($type == 'xml') {
+		$ok = "true";
+	} else {
+		$ok = "ok";
+	}
+
+	return api_format_data('ok', $type, array("ok" => $ok));
+}
+
+/// @TODO move to top of file or somwhere better
+api_register_func('api/help/test', 'api_help_test', false);
+
+function api_lists($type)
+{
+	$ret = array();
+	/// @TODO $ret is not filled here?
+	return api_format_data('lists', $type, array("lists_list" => $ret));
+}
+
+/// @TODO move to top of file or somwhere better
+api_register_func('api/lists', 'api_lists', true);
+
+function api_lists_list($type)
+{
+	$ret = array();
+	/// @TODO $ret is not filled here?
+	return api_format_data('lists', $type, array("lists_list" => $ret));
+}
+
+/// @TODO move to top of file or somwhere better
+api_register_func('api/lists/list', 'api_lists_list', true);
+
+/**
+ * https://dev.twitter.com/docs/api/1/get/statuses/friends
+ * This function is deprecated by Twitter
+ * returns: json, xml
+ */
+function api_statuses_f($type, $qtype)
+{
+	$a = get_app();
+
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+
+	$user_info = api_get_user($a);
+
+	if (x($_GET, 'cursor') && $_GET['cursor']=='undefined') {
+		/* this is to stop Hotot to load friends multiple times
+		*  I'm not sure if I'm missing return something or
+		*  is a bug in hotot. Workaround, meantime
+		*/
+
+		/*$ret=Array();
+		return array('$users' => $ret);*/
+		return false;
+	}
+
+	if ($qtype == 'friends') {
+		$sql_extra = sprintf(" AND ( `rel` = %d OR `rel` = %d ) ", intval(CONTACT_IS_SHARING), intval(CONTACT_IS_FRIEND));
+	}
+	if ($qtype == 'followers') {
+		$sql_extra = sprintf(" AND ( `rel` = %d OR `rel` = %d ) ", intval(CONTACT_IS_FOLLOWER), intval(CONTACT_IS_FRIEND));
+	}
+
+	// friends and followers only for self
+	if ($user_info['self'] == 0) {
+		$sql_extra = " AND false ";
+	}
+
+	$r = q(
+		"SELECT `nurl` FROM `contact` WHERE `uid` = %d AND NOT `self` AND (NOT `blocked` OR `pending`) $sql_extra ORDER BY `nick`",
+		intval(api_user())
+	);
+
+	$ret = array();
+	foreach ($r as $cid) {
+		$user = api_get_user($a, $cid['nurl']);
+		// "uid" and "self" are only needed for some internal stuff, so remove it from here
+		unset($user["uid"]);
+		unset($user["self"]);
+
+		if ($user) {
+			$ret[] = $user;
 		}
-		// now we can perform on the deletion of the photo
-		$result = q("DELETE FROM `photo` WHERE `uid` = %d AND `resource-id` = '%s'",
-				intval(api_user()),
-				dbesc($photo_id));
+	}
 
-		// return success of deletion or error message
-		if ($result) {
-			// retrieve the id of the parent element (the photo element)
-			$photo_item = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `resource-id` = '%s' AND `type` = 'photo'",
-				intval(local_user()),
-				dbesc($photo_id)
-				);
+	return array('user' => $ret);
 
-			if (!DBM::is_result($photo_item)) {
-				throw new InternalServerErrorException("problem with deleting items occured");
-			}
-			// function for setting the items to "deleted = 1" which ensures that comments, likes etc. are not shown anymore
-			// to the user and the contacts of the users (drop_items() do all the necessary magic to avoid orphans in database and federate deletion)
-			drop_item($photo_item[0]['id'], false);
+}
 
-			$answer = array('result' => 'deleted', 'message' => 'photo with id `' . $photo_id . '` has been deleted from server.');
-			return api_format_data("photo_delete", $type, array('$result' => $answer));
+function api_statuses_friends($type)
+{
+	$data =  api_statuses_f($type, "friends");
+	if ($data === false) {
+		return false;
+	}
+	return api_format_data("users", $type, $data);
+}
+
+function api_statuses_followers($type)
+{
+	$data = api_statuses_f($type, "followers");
+	if ($data === false) {
+		return false;
+	}
+	return api_format_data("users", $type, $data);
+}
+
+/// @TODO move to top of file or somewhere better
+api_register_func('api/statuses/friends', 'api_statuses_friends', true);
+api_register_func('api/statuses/followers', 'api_statuses_followers', true);
+
+function api_statusnet_config($type)
+{
+	$a = get_app();
+
+	$name = $a->config['sitename'];
+	$server = $a->get_hostname();
+	$logo = System::baseUrl() . '/images/friendica-64.png';
+	$email = $a->config['admin_email'];
+	$closed = (($a->config['register_policy'] == REGISTER_CLOSED) ? 'true' : 'false');
+	$private = ((Config::get('system', 'block_public')) ? 'true' : 'false');
+	$textlimit = (string) (($a->config['max_import_size']) ? $a->config['max_import_size'] : 200000);
+	if ($a->config['api_import_size']) {
+		$texlimit = string($a->config['api_import_size']);
+	}
+	$ssl = ((Config::get('system', 'have_ssl')) ? 'true' : 'false');
+	$sslserver = (($ssl === 'true') ? str_replace('http:', 'https:', System::baseUrl()) : '');
+
+	$config = array(
+		'site' => array('name' => $name,'server' => $server, 'theme' => 'default', 'path' => '',
+			'logo' => $logo, 'fancy' => true, 'language' => 'en', 'email' => $email, 'broughtby' => '',
+			'broughtbyurl' => '', 'timezone' => 'UTC', 'closed' => $closed, 'inviteonly' => false,
+			'private' => $private, 'textlimit' => $textlimit, 'sslserver' => $sslserver, 'ssl' => $ssl,
+			'shorturllength' => '30',
+			'friendica' => array(
+					'FRIENDICA_PLATFORM' => FRIENDICA_PLATFORM,
+					'FRIENDICA_VERSION' => FRIENDICA_VERSION,
+					'DFRN_PROTOCOL_VERSION' => DFRN_PROTOCOL_VERSION,
+					'DB_UPDATE_VERSION' => DB_UPDATE_VERSION
+					)
+		),
+	);
+
+	return api_format_data('config', $type, array('config' => $config));
+}
+
+/// @TODO move to top of file or somewhere better
+api_register_func('api/gnusocial/config', 'api_statusnet_config', false);
+api_register_func('api/statusnet/config', 'api_statusnet_config', false);
+
+function api_statusnet_version($type)
+{
+	// liar
+	$fake_statusnet_version = "0.9.7";
+
+	return api_format_data('version', $type, array('version' => $fake_statusnet_version));
+}
+
+/// @TODO move to top of file or somewhere better
+api_register_func('api/gnusocial/version', 'api_statusnet_version', false);
+api_register_func('api/statusnet/version', 'api_statusnet_version', false);
+
+/**
+ * @todo use api_format_data() to return data
+ */
+function api_ff_ids($type,$qtype)
+{
+	$a = get_app();
+
+	if (! api_user()) {
+		throw new ForbiddenException();
+	}
+
+	$user_info = api_get_user($a);
+
+	if ($qtype == 'friends') {
+		$sql_extra = sprintf(" AND ( `rel` = %d OR `rel` = %d ) ", intval(CONTACT_IS_SHARING), intval(CONTACT_IS_FRIEND));
+	}
+	if ($qtype == 'followers') {
+		$sql_extra = sprintf(" AND ( `rel` = %d OR `rel` = %d ) ", intval(CONTACT_IS_FOLLOWER), intval(CONTACT_IS_FRIEND));
+	}
+
+	if (!$user_info["self"]) {
+		$sql_extra = " AND false ";
+	}
+
+	$stringify_ids = (x($_REQUEST, 'stringify_ids') ? $_REQUEST['stringify_ids'] : false);
+
+	$r = q(
+		"SELECT `pcontact`.`id` FROM `contact`
+			INNER JOIN `contact` AS `pcontact` ON `contact`.`nurl` = `pcontact`.`nurl` AND `pcontact`.`uid` = 0
+			WHERE `contact`.`uid` = %s AND NOT `contact`.`self`",
+		intval(api_user())
+	);
+
+	if (!DBM::is_result($r)) {
+		return;
+	}
+
+	$ids = array();
+	foreach ($r as $rr) {
+		if ($stringify_ids) {
+			$ids[] = $rr['id'];
 		} else {
-			throw new InternalServerErrorException("unknown error on deleting photo from database table");
+			$ids[] = intval($rr['id']);
 		}
 	}
 
+	return api_format_data("ids", $type, array('id' => $ids));
+}
 
-	/**
-	 * @brief returns the details of a specified photo id, if scale is given, returns the photo data in base 64
-	 *
-	 * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
-	 * @return string
-	 */
-	function api_fr_photo_detail($type) {
-		if (api_user() === false) {
-			throw new ForbiddenException();
+function api_friends_ids($type)
+{
+	return api_ff_ids($type, 'friends');
+}
+
+function api_followers_ids($type)
+{
+	return api_ff_ids($type, 'followers');
+}
+
+/// @TODO move to top of file or somewhere better
+api_register_func('api/friends/ids', 'api_friends_ids', true);
+api_register_func('api/followers/ids', 'api_followers_ids', true);
+
+function api_direct_messages_new($type)
+{
+
+	$a = get_app();
+
+	if (api_user() === false) throw new ForbiddenException();
+
+	if (!x($_POST, "text") || (!x($_POST, "screen_name") && !x($_POST, "user_id"))) return;
+
+	$sender = api_get_user($a);
+
+	if ($_POST['screen_name']) {
+		$r = q(
+			"SELECT `id`, `nurl`, `network` FROM `contact` WHERE `uid`=%d AND `nick`='%s'",
+			intval(api_user()),
+			dbesc($_POST['screen_name'])
+		);
+
+		// Selecting the id by priority, friendica first
+		api_best_nickname($r);
+
+		$recipient = api_get_user($a, $r[0]['nurl']);
+	} else {
+		$recipient = api_get_user($a, $_POST['user_id']);
+	}
+
+	$replyto = '';
+	$sub     = '';
+	if (x($_REQUEST, 'replyto')) {
+		$r = q(
+			'SELECT `parent-uri`, `title` FROM `mail` WHERE `uid`=%d AND `id`=%d',
+			intval(api_user()),
+			intval($_REQUEST['replyto'])
+		);
+		$replyto = $r[0]['parent-uri'];
+		$sub     = $r[0]['title'];
+	} else {
+		if (x($_REQUEST, 'title')) {
+			$sub = $_REQUEST['title'];
+		} else {
+			$sub = ((strlen($_POST['text'])>10) ? substr($_POST['text'], 0, 10)."...":$_POST['text']);
 		}
-		if (!x($_REQUEST, 'photo_id')) {
-			throw new BadRequestException("No photo id.");
+	}
+
+	$id = send_message($recipient['cid'], $_POST['text'], $sub, $replyto);
+
+	if ($id > -1) {
+		$r = q("SELECT * FROM `mail` WHERE id=%d", intval($id));
+		$ret = api_format_messages($r[0], $recipient, $sender);
+	} else {
+		$ret = array("error"=>$id);
+	}
+
+	$data = array('direct_message'=>$ret);
+
+	switch ($type) {
+		case "atom":
+		case "rss":
+			$data = api_rss_extra($a, $data, $user_info);
+	}
+
+	return api_format_data("direct-messages", $type, $data);
+
+}
+
+/// @TODO move to top of file or somewhere better
+api_register_func('api/direct_messages/new', 'api_direct_messages_new', true, API_METHOD_POST);
+
+/**
+ * @brief delete a direct_message from mail table through api
+ *
+ * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
+ * @return string
+ */
+function api_direct_messages_destroy($type)
+{
+	$a = get_app();
+
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+
+	// params
+	$user_info = api_get_user($a);
+	//required
+	$id = (x($_REQUEST, 'id') ? $_REQUEST['id'] : 0);
+	// optional
+	$parenturi = (x($_REQUEST, 'friendica_parenturi') ? $_REQUEST['friendica_parenturi'] : "");
+	$verbose = (x($_GET, 'friendica_verbose') ? strtolower($_GET['friendica_verbose']) : "false");
+	/// @todo optional parameter 'include_entities' from Twitter API not yet implemented
+
+	$uid = $user_info['uid'];
+	// error if no id or parenturi specified (for clients posting parent-uri as well)
+	if ($verbose == "true" && ($id == 0 || $parenturi == "")) {
+		$answer = array('result' => 'error', 'message' => 'message id or parenturi not specified');
+		return api_format_data("direct_messages_delete", $type, array('$result' => $answer));
+	}
+
+	// BadRequestException if no id specified (for clients using Twitter API)
+	if ($id == 0) {
+		throw new BadRequestException('Message id not specified');
+	}
+
+	// add parent-uri to sql command if specified by calling app
+	$sql_extra = ($parenturi != "" ? " AND `parent-uri` = '" . dbesc($parenturi) . "'" : "");
+
+	// get data of the specified message id
+	$r = q(
+		"SELECT `id` FROM `mail` WHERE `uid` = %d AND `id` = %d" . $sql_extra,
+		intval($uid),
+		intval($id)
+	);
+
+	// error message if specified id is not in database
+	if (!DBM::is_result($r)) {
+		if ($verbose == "true") {
+			$answer = array('result' => 'error', 'message' => 'message id not in database');
+			return api_format_data("direct_messages_delete", $type, array('$result' => $answer));
+		}
+		/// @todo BadRequestException ok for Twitter API clients?
+		throw new BadRequestException('message id not in database');
+	}
+
+	// delete message
+	$result = q(
+		"DELETE FROM `mail` WHERE `uid` = %d AND `id` = %d" . $sql_extra,
+		intval($uid),
+		intval($id)
+	);
+
+	if ($verbose == "true") {
+		if ($result) {
+			// return success
+			$answer = array('result' => 'ok', 'message' => 'message deleted');
+			return api_format_data("direct_message_delete", $type, array('$result' => $answer));
+		} else {
+			$answer = array('result' => 'error', 'message' => 'unknown error');
+			return api_format_data("direct_messages_delete", $type, array('$result' => $answer));
+		}
+	}
+	/// @todo return JSON data like Twitter API not yet implemented
+
+}
+
+/// @TODO move to top of file or somewhere better
+api_register_func('api/direct_messages/destroy', 'api_direct_messages_destroy', true, API_METHOD_DELETE);
+
+function api_direct_messages_box($type, $box, $verbose)
+{
+	$a = get_app();
+
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+
+	// params
+	$count = (x($_GET, 'count') ? $_GET['count'] : 20);
+	$page = (x($_REQUEST, 'page') ? $_REQUEST['page'] -1 : 0);
+	if ($page < 0) {
+		$page = 0;
+	}
+
+	$since_id = (x($_REQUEST, 'since_id') ? $_REQUEST['since_id'] : 0);
+	$max_id = (x($_REQUEST, 'max_id') ? $_REQUEST['max_id'] : 0);
+
+	$user_id = (x($_REQUEST, 'user_id') ? $_REQUEST['user_id'] : "");
+	$screen_name = (x($_REQUEST, 'screen_name') ? $_REQUEST['screen_name'] : "");
+
+	//  caller user info
+	unset($_REQUEST["user_id"]);
+	unset($_GET["user_id"]);
+
+	unset($_REQUEST["screen_name"]);
+	unset($_GET["screen_name"]);
+
+	$user_info = api_get_user($a);
+	$profile_url = $user_info["url"];
+
+	// pagination
+	$start = $page * $count;
+
+	// filters
+	if ($box=="sentbox") {
+		$sql_extra = "`mail`.`from-url`='" . dbesc($profile_url) . "'";
+	} elseif ($box == "conversation") {
+		$sql_extra = "`mail`.`parent-uri`='" . dbesc($_GET["uri"])  . "'";
+	} elseif ($box == "all") {
+		$sql_extra = "true";
+	} elseif ($box == "inbox") {
+		$sql_extra = "`mail`.`from-url`!='" . dbesc($profile_url) . "'";
+	}
+
+	if ($max_id > 0) {
+		$sql_extra .= ' AND `mail`.`id` <= ' . intval($max_id);
+	}
+
+	if ($user_id != "") {
+		$sql_extra .= ' AND `mail`.`contact-id` = ' . intval($user_id);
+	} elseif ($screen_name !="") {
+		$sql_extra .= " AND `contact`.`nick` = '" . dbesc($screen_name). "'";
+	}
+
+	$r = q(
+		"SELECT `mail`.*, `contact`.`nurl` AS `contact-url` FROM `mail`,`contact` WHERE `mail`.`contact-id` = `contact`.`id` AND `mail`.`uid`=%d AND $sql_extra AND `mail`.`id` > %d ORDER BY `mail`.`id` DESC LIMIT %d,%d",
+		intval(api_user()),
+		intval($since_id),
+		intval($start),
+		intval($count)
+	);
+	if ($verbose == "true" && !DBM::is_result($r)) {
+		$answer = array('result' => 'error', 'message' => 'no mails available');
+		return api_format_data("direct_messages_all", $type, array('$result' => $answer));
+	}
+
+	$ret = array();
+	foreach ($r as $item) {
+		if ($box == "inbox" || $item['from-url'] != $profile_url) {
+			$recipient = $user_info;
+			$sender = api_get_user($a, normalise_link($item['contact-url']));
+		} elseif ($box == "sentbox" || $item['from-url'] == $profile_url) {
+			$recipient = api_get_user($a, normalise_link($item['contact-url']));
+			$sender = $user_info;
 		}
 
-		$scale = (x($_REQUEST, 'scale') ? intval($_REQUEST['scale']) : false);
-		$photo_id = $_REQUEST['photo_id'];
-
-		// prepare json/xml output with data from database for the requested photo
-		$data = prepare_photo_data($type, $scale, $photo_id);
-
-		return api_format_data("photo_detail", $type, $data);
+		$ret[] = api_format_messages($item, $recipient, $sender);
 	}
 
 
-	/**
-	 * @brief updates the profile image for the user (either a specified profile or the default profile)
-	 *
-	 * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
-	 * @return string
-	 */
-	function api_account_update_profile_image($type) {
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
-		// input params
-		$profileid = (x($_REQUEST, 'profile_id') ? $_REQUEST['profile_id'] : 0);
+	$data = array('direct_message' => $ret);
+	switch ($type) {
+		case "atom":
+		case "rss":
+			$data = api_rss_extra($a, $data, $user_info);
+	}
 
-		// error if image data is missing
-		if (!x($_FILES, 'image')) {
+	return api_format_data("direct-messages", $type, $data);
+}
+
+function api_direct_messages_sentbox($type)
+{
+	$verbose = (x($_GET, 'friendica_verbose') ? strtolower($_GET['friendica_verbose']) : "false");
+	return api_direct_messages_box($type, "sentbox", $verbose);
+}
+
+function api_direct_messages_inbox($type)
+{
+	$verbose = (x($_GET, 'friendica_verbose') ? strtolower($_GET['friendica_verbose']) : "false");
+	return api_direct_messages_box($type, "inbox", $verbose);
+}
+
+function api_direct_messages_all($type)
+{
+	$verbose = (x($_GET, 'friendica_verbose') ? strtolower($_GET['friendica_verbose']) : "false");
+	return api_direct_messages_box($type, "all", $verbose);
+}
+
+function api_direct_messages_conversation($type)
+{
+	$verbose = (x($_GET, 'friendica_verbose') ? strtolower($_GET['friendica_verbose']) : "false");
+	return api_direct_messages_box($type, "conversation", $verbose);
+}
+
+/// @TODO move to top of file or somewhere better
+api_register_func('api/direct_messages/conversation', 'api_direct_messages_conversation', true);
+api_register_func('api/direct_messages/all', 'api_direct_messages_all', true);
+api_register_func('api/direct_messages/sent', 'api_direct_messages_sentbox', true);
+api_register_func('api/direct_messages', 'api_direct_messages_inbox', true);
+
+function api_oauth_request_token($type)
+{
+	try {
+		$oauth = new FKOAuth1();
+		$r = $oauth->fetch_request_token(OAuthRequest::from_request());
+	} catch (Exception $e) {
+		echo "error=" . OAuthUtil::urlencode_rfc3986($e->getMessage());
+		killme();
+	}
+	echo $r;
+	killme();
+}
+
+function api_oauth_access_token($type)
+{
+	try {
+		$oauth = new FKOAuth1();
+		$r = $oauth->fetch_access_token(OAuthRequest::from_request());
+	} catch (Exception $e) {
+		echo "error=". OAuthUtil::urlencode_rfc3986($e->getMessage());
+		killme();
+	}
+	echo $r;
+	killme();
+}
+
+/// @TODO move to top of file or somewhere better
+api_register_func('api/oauth/request_token', 'api_oauth_request_token', false);
+api_register_func('api/oauth/access_token', 'api_oauth_access_token', false);
+
+
+/**
+ * @brief delete a complete photoalbum with all containing photos from database through api
+ *
+ * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
+ * @return string
+ */
+function api_fr_photoalbum_delete($type)
+{
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+	// input params
+	$album = (x($_REQUEST, 'album') ? $_REQUEST['album'] : "");
+
+	// we do not allow calls without album string
+	if ($album == "") {
+		throw new BadRequestException("no albumname specified");
+	}
+	// check if album is existing
+	$r = q(
+		"SELECT DISTINCT `resource-id` FROM `photo` WHERE `uid` = %d AND `album` = '%s'",
+		intval(api_user()),
+		dbesc($album)
+	);
+	if (!DBM::is_result($r))
+		throw new BadRequestException("album not available");
+
+	// function for setting the items to "deleted = 1" which ensures that comments, likes etc. are not shown anymore
+	// to the user and the contacts of the users (drop_items() performs the federation of the deletion to other networks
+	foreach ($r as $rr) {
+		$photo_item = q(
+			"SELECT `id` FROM `item` WHERE `uid` = %d AND `resource-id` = '%s' AND `type` = 'photo'",
+			intval(local_user()),
+			dbesc($rr['resource-id'])
+		);
+
+		if (!DBM::is_result($photo_item)) {
+			throw new InternalServerErrorException("problem with deleting items occured");
+		}
+		drop_item($photo_item[0]['id'], false);
+	}
+
+	// now let's delete all photos from the album
+	$result = q(
+		"DELETE FROM `photo` WHERE `uid` = %d AND `album` = '%s'",
+		intval(api_user()),
+		dbesc($album)
+	);
+
+	// return success of deletion or error message
+	if ($result) {
+		$answer = array('result' => 'deleted', 'message' => 'album `' . $album . '` with all containing photos has been deleted.');
+		return api_format_data("photoalbum_delete", $type, array('$result' => $answer));
+	} else {
+		throw new InternalServerErrorException("unknown error - deleting from database failed");
+	}
+}
+
+/**
+ * @brief update the name of the album for all photos of an album
+ *
+ * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
+ * @return string
+ */
+function api_fr_photoalbum_update($type)
+{
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+	// input params
+	$album = (x($_REQUEST, 'album') ? $_REQUEST['album'] : "");
+	$album_new = (x($_REQUEST, 'album_new') ? $_REQUEST['album_new'] : "");
+
+	// we do not allow calls without album string
+	if ($album == "") {
+		throw new BadRequestException("no albumname specified");
+	}
+	if ($album_new == "") {
+		throw new BadRequestException("no new albumname specified");
+	}
+	// check if album is existing
+	$r = q(
+		"SELECT `id` FROM `photo` WHERE `uid` = %d AND `album` = '%s'",
+		intval(api_user()),
+		dbesc($album)
+	);
+	if (!DBM::is_result($r)) {
+		throw new BadRequestException("album not available");
+	}
+	// now let's update all photos to the albumname
+	$result = q(
+		"UPDATE `photo` SET `album` = '%s' WHERE `uid` = %d AND `album` = '%s'",
+		dbesc($album_new),
+		intval(api_user()),
+		dbesc($album)
+	);
+
+	// return success of updating or error message
+	if ($result) {
+		$answer = array('result' => 'updated', 'message' => 'album `' . $album . '` with all containing photos has been renamed to `' . $album_new . '`.');
+		return api_format_data("photoalbum_update", $type, array('$result' => $answer));
+	} else {
+		throw new InternalServerErrorException("unknown error - updating in database failed");
+	}
+}
+
+
+/**
+ * @brief list all photos of the authenticated user
+ *
+ * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
+ * @return string
+ */
+function api_fr_photos_list($type)
+{
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+	$r = q(
+		"SELECT `resource-id`, MAX(scale) AS `scale`, `album`, `filename`, `type`, MAX(`created`) AS `created`,
+		MAX(`edited`) AS `edited`, MAX(`desc`) AS `desc` FROM `photo`
+		WHERE `uid` = %d AND `album` != 'Contact Photos' GROUP BY `resource-id`",
+		intval(local_user())
+	);
+	$typetoext = array(
+		'image/jpeg' => 'jpg',
+		'image/png' => 'png',
+		'image/gif' => 'gif'
+	);
+	$data = array('photo'=>array());
+	if (DBM::is_result($r)) {
+		foreach ($r as $rr) {
+			$photo = array();
+			$photo['id'] = $rr['resource-id'];
+			$photo['album'] = $rr['album'];
+			$photo['filename'] = $rr['filename'];
+			$photo['type'] = $rr['type'];
+			$thumb = System::baseUrl() . "/photo/" . $rr['resource-id'] . "-" . $rr['scale'] . "." . $typetoext[$rr['type']];
+			$photo['created'] = $rr['created'];
+			$photo['edited'] = $rr['edited'];
+			$photo['desc'] = $rr['desc'];
+
+			if ($type == "xml") {
+				$data['photo'][] = array("@attributes" => $photo, "1" => $thumb);
+			} else {
+				$photo['thumb'] = $thumb;
+				$data['photo'][] = $photo;
+			}
+		}
+	}
+	return api_format_data("photos", $type, $data);
+}
+
+/**
+ * @brief upload a new photo or change an existing photo
+ *
+ * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
+ * @return string
+ */
+function api_fr_photo_create_update($type)
+{
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+	// input params
+	$photo_id = (x($_REQUEST, 'photo_id') ? $_REQUEST['photo_id'] : null);
+	$desc = (x($_REQUEST, 'desc') ? $_REQUEST['desc'] : (array_key_exists('desc', $_REQUEST) ? "" : null)); // extra check necessary to distinguish between 'not provided' and 'empty string'
+	$album = (x($_REQUEST, 'album') ? $_REQUEST['album'] : null);
+	$album_new = (x($_REQUEST, 'album_new') ? $_REQUEST['album_new'] : null);
+	$allow_cid = (x($_REQUEST, 'allow_cid') ? $_REQUEST['allow_cid'] : (array_key_exists('allow_cid', $_REQUEST) ? " " : null));
+	$deny_cid = (x($_REQUEST, 'deny_cid') ? $_REQUEST['deny_cid'] : (array_key_exists('deny_cid', $_REQUEST) ? " " : null));
+	$allow_gid = (x($_REQUEST, 'allow_gid') ? $_REQUEST['allow_gid'] : (array_key_exists('allow_gid', $_REQUEST) ? " " : null));
+	$deny_gid = (x($_REQUEST, 'deny_gid') ? $_REQUEST['deny_gid'] : (array_key_exists('deny_gid', $_REQUEST) ? " " : null));
+	$visibility = (x($_REQUEST, 'visibility') ? (($_REQUEST['visibility'] == "true" || $_REQUEST['visibility'] == 1) ? true : false) : false);
+
+	// do several checks on input parameters
+	// we do not allow calls without album string
+	if ($album == null) {
+		throw new BadRequestException("no albumname specified");
+	}
+	// if photo_id == null --> we are uploading a new photo
+	if ($photo_id == null) {
+		$mode = "create";
+
+		// error if no media posted in create-mode
+		if (!x($_FILES, 'media')) {
+			// Output error
 			throw new BadRequestException("no media data submitted");
 		}
 
-		// check if specified profile id is valid
-		if ($profileid != 0) {
-			$r = q("SELECT `id` FROM `profile` WHERE `uid` = %d AND `id` = %d",
-				intval(api_user()),
-				intval($profileid));
-			// error message if specified profile id is not in database
-			if (!DBM::is_result($r)) {
-				throw new BadRequestException("profile_id not available");
-			}
-			$is_default_profile = $r['profile'];
+		// album_new will be ignored in create-mode
+		$album_new = "";
+	} else {
+		$mode = "update";
+
+		// check if photo is existing in database
+		$r = q(
+			"SELECT `id` FROM `photo` WHERE `uid` = %d AND `resource-id` = '%s' AND `album` = '%s'",
+			intval(api_user()),
+			dbesc($photo_id),
+			dbesc($album)
+		);
+		if (!DBM::is_result($r)) {
+			throw new BadRequestException("photo not available");
+		}
+	}
+
+	// checks on acl strings provided by clients
+	$acl_input_error = false;
+	$acl_input_error |= check_acl_input($allow_cid);
+	$acl_input_error |= check_acl_input($deny_cid);
+	$acl_input_error |= check_acl_input($allow_gid);
+	$acl_input_error |= check_acl_input($deny_gid);
+	if ($acl_input_error) {
+		throw new BadRequestException("acl data invalid");
+	}
+	// now let's upload the new media in create-mode
+	if ($mode == "create") {
+		$media = $_FILES['media'];
+		$data = save_media_to_database("photo", $media, $type, $album, trim($allow_cid), trim($deny_cid), trim($allow_gid), trim($deny_gid), $desc, $visibility);
+
+		// return success of updating or error message
+		if (!is_null($data)) {
+			return api_format_data("photo_create", $type, $data);
 		} else {
-			$is_default_profile = 1;
+			throw new InternalServerErrorException("unknown error - uploading photo failed, see Friendica log for more information");
+		}
+	}
+
+	// now let's do the changes in update-mode
+	if ($mode == "update") {
+		$sql_extra = "";
+
+		if (!is_null($desc)) {
+			$sql_extra .= (($sql_extra != "") ? " ," : "") . "`desc` = '$desc'";
 		}
 
-		// get mediadata from image or media (Twitter call api/account/update_profile_image provides image)
-		$media = null;
-		if (x($_FILES, 'image')) {
-			$media = $_FILES['image'];
-		} elseif (x($_FILES, 'media')) {
+		if (!is_null($album_new)) {
+			$sql_extra .= (($sql_extra != "") ? " ," : "") . "`album` = '$album_new'";
+		}
+
+		if (!is_null($allow_cid)) {
+			$allow_cid = trim($allow_cid);
+			$sql_extra .= (($sql_extra != "") ? " ," : "") . "`allow_cid` = '$allow_cid'";
+		}
+
+		if (!is_null($deny_cid)) {
+			$deny_cid = trim($deny_cid);
+			$sql_extra .= (($sql_extra != "") ? " ," : "") . "`deny_cid` = '$deny_cid'";
+		}
+
+		if (!is_null($allow_gid)) {
+			$allow_gid = trim($allow_gid);
+			$sql_extra .= (($sql_extra != "") ? " ," : "") . "`allow_gid` = '$allow_gid'";
+		}
+
+		if (!is_null($deny_gid)) {
+			$deny_gid = trim($deny_gid);
+			$sql_extra .= (($sql_extra != "") ? " ," : "") . "`deny_gid` = '$deny_gid'";
+		}
+
+		$result = false;
+		if ($sql_extra != "") {
+			$nothingtodo = false;
+			$result = q(
+				"UPDATE `photo` SET %s, `edited`='%s' WHERE `uid` = %d AND `resource-id` = '%s' AND `album` = '%s'",
+				$sql_extra,
+				datetime_convert(),   // update edited timestamp
+				intval(api_user()),
+				dbesc($photo_id),
+				dbesc($album)
+			);
+		} else {
+			$nothingtodo = true;
+		}
+
+		if (x($_FILES, 'media')) {
+			$nothingtodo = false;
 			$media = $_FILES['media'];
+			$data = save_media_to_database("photo", $media, $type, $album, $allow_cid, $deny_cid, $allow_gid, $deny_gid, $desc, 0, $visibility, $photo_id);
+			if (!is_null($data)) {
+				return api_format_data("photo_update", $type, $data);
+			}
 		}
-		// save new profile image
-		$data = save_media_to_database("profileimage", $media, $type, t('Profile Photos'), "", "", "", "", "", $is_default_profile);
 
-		// get filetype
+		// return success of updating or error message
+		if ($result) {
+			$answer = array('result' => 'updated', 'message' => 'Image id `' . $photo_id . '` has been updated.');
+			return api_format_data("photo_update", $type, array('$result' => $answer));
+		} else {
+			if ($nothingtodo) {
+				$answer = array('result' => 'cancelled', 'message' => 'Nothing to update for image id `' . $photo_id . '`.');
+				return api_format_data("photo_update", $type, array('$result' => $answer));
+			}
+			throw new InternalServerErrorException("unknown error - update photo entry in database failed");
+		}
+	}
+	throw new InternalServerErrorException("unknown error - this error on uploading or updating a photo should never happen");
+}
+
+
+/**
+ * @brief delete a single photo from the database through api
+ *
+ * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
+ * @return string
+ */
+function api_fr_photo_delete($type)
+{
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+	// input params
+	$photo_id = (x($_REQUEST, 'photo_id') ? $_REQUEST['photo_id'] : null);
+
+	// do several checks on input parameters
+	// we do not allow calls without photo id
+	if ($photo_id == null) {
+		throw new BadRequestException("no photo_id specified");
+	}
+	// check if photo is existing in database
+	$r = q(
+		"SELECT `id` FROM `photo` WHERE `uid` = %d AND `resource-id` = '%s'",
+		intval(api_user()),
+		dbesc($photo_id)
+	);
+	if (!DBM::is_result($r)) {
+		throw new BadRequestException("photo not available");
+	}
+	// now we can perform on the deletion of the photo
+	$result = q(
+		"DELETE FROM `photo` WHERE `uid` = %d AND `resource-id` = '%s'",
+		intval(api_user()),
+		dbesc($photo_id)
+	);
+
+	// return success of deletion or error message
+	if ($result) {
+		// retrieve the id of the parent element (the photo element)
+		$photo_item = q(
+			"SELECT `id` FROM `item` WHERE `uid` = %d AND `resource-id` = '%s' AND `type` = 'photo'",
+			intval(local_user()),
+			dbesc($photo_id)
+		);
+
+		if (!DBM::is_result($photo_item)) {
+			throw new InternalServerErrorException("problem with deleting items occured");
+		}
+		// function for setting the items to "deleted = 1" which ensures that comments, likes etc. are not shown anymore
+		// to the user and the contacts of the users (drop_items() do all the necessary magic to avoid orphans in database and federate deletion)
+		drop_item($photo_item[0]['id'], false);
+
+		$answer = array('result' => 'deleted', 'message' => 'photo with id `' . $photo_id . '` has been deleted from server.');
+		return api_format_data("photo_delete", $type, array('$result' => $answer));
+	} else {
+		throw new InternalServerErrorException("unknown error on deleting photo from database table");
+	}
+}
+
+
+/**
+ * @brief returns the details of a specified photo id, if scale is given, returns the photo data in base 64
+ *
+ * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
+ * @return string
+ */
+function api_fr_photo_detail($type)
+{
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+	if (!x($_REQUEST, 'photo_id')) {
+		throw new BadRequestException("No photo id.");
+	}
+
+	$scale = (x($_REQUEST, 'scale') ? intval($_REQUEST['scale']) : false);
+	$photo_id = $_REQUEST['photo_id'];
+
+	// prepare json/xml output with data from database for the requested photo
+	$data = prepare_photo_data($type, $scale, $photo_id);
+
+	return api_format_data("photo_detail", $type, $data);
+}
+
+
+/**
+ * @brief updates the profile image for the user (either a specified profile or the default profile)
+ *
+ * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
+ * @return string
+ */
+function api_account_update_profile_image($type)
+{
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+	// input params
+	$profileid = (x($_REQUEST, 'profile_id') ? $_REQUEST['profile_id'] : 0);
+
+	// error if image data is missing
+	if (!x($_FILES, 'image')) {
+		throw new BadRequestException("no media data submitted");
+	}
+
+	// check if specified profile id is valid
+	if ($profileid != 0) {
+		$r = q(
+			"SELECT `id` FROM `profile` WHERE `uid` = %d AND `id` = %d",
+			intval(api_user()),
+			intval($profileid)
+		);
+		// error message if specified profile id is not in database
+		if (!DBM::is_result($r)) {
+			throw new BadRequestException("profile_id not available");
+		}
+		$is_default_profile = $r['profile'];
+	} else {
+		$is_default_profile = 1;
+	}
+
+	// get mediadata from image or media (Twitter call api/account/update_profile_image provides image)
+	$media = null;
+	if (x($_FILES, 'image')) {
+		$media = $_FILES['image'];
+	} elseif (x($_FILES, 'media')) {
+		$media = $_FILES['media'];
+	}
+	// save new profile image
+	$data = save_media_to_database("profileimage", $media, $type, t('Profile Photos'), "", "", "", "", "", $is_default_profile);
+
+	// get filetype
+	if (is_array($media['type'])) {
+		$filetype = $media['type'][0];
+	} else {
+		$filetype = $media['type'];
+	}
+	if ($filetype == "image/jpeg") {
+		$fileext = "jpg";
+	} elseif ($filetype == "image/png") {
+		$fileext = "png";
+	}
+	// change specified profile or all profiles to the new resource-id
+	if ($is_default_profile) {
+		$r = q(
+			"UPDATE `photo` SET `profile` = 0 WHERE `profile` = 1 AND `resource-id` != '%s' AND `uid` = %d",
+			dbesc($data['photo']['id']),
+			intval(local_user())
+		);
+
+		$r = q(
+			"UPDATE `contact` SET `photo` = '%s', `thumb` = '%s', `micro` = '%s'  WHERE `self` AND `uid` = %d",
+			dbesc(System::baseUrl() . '/photo/' . $data['photo']['id'] . '-4.' . $fileext),
+			dbesc(System::baseUrl() . '/photo/' . $data['photo']['id'] . '-5.' . $fileext),
+			dbesc(System::baseUrl() . '/photo/' . $data['photo']['id'] . '-6.' . $fileext),
+			intval(local_user())
+		);
+	} else {
+		$r = q(
+			"UPDATE `profile` SET `photo` = '%s', `thumb` = '%s' WHERE `id` = %d AND `uid` = %d",
+			dbesc(System::baseUrl() . '/photo/' . $data['photo']['id'] . '-4.' . $filetype),
+			dbesc(System::baseUrl() . '/photo/' . $data['photo']['id'] . '-5.' . $filetype),
+			intval($_REQUEST['profile']),
+			intval(local_user())
+		);
+	}
+
+	// we'll set the updated profile-photo timestamp even if it isn't the default profile,
+	// so that browsers will do a cache update unconditionally
+
+	$r = q(
+		"UPDATE `contact` SET `avatar-date` = '%s' WHERE `self` = 1 AND `uid` = %d",
+		dbesc(datetime_convert()),
+		intval(local_user())
+	);
+
+	// Update global directory in background
+	//$user = api_get_user(get_app());
+	$url = System::baseUrl() . '/profile/' . get_app()->user['nickname'];
+	if ($url && strlen(Config::get('system', 'directory'))) {
+		Worker::add(PRIORITY_LOW, "directory", $url);
+	}
+
+	Worker::add(PRIORITY_LOW, 'profile_update', api_user());
+
+	// output for client
+	if ($data) {
+		return api_account_verify_credentials($type);
+	} else {
+		// SaveMediaToDatabase failed for some reason
+		throw new InternalServerErrorException("image upload failed");
+	}
+}
+
+// place api-register for photoalbum calls before 'api/friendica/photo', otherwise this function is never reached
+api_register_func('api/friendica/photoalbum/delete', 'api_fr_photoalbum_delete', true, API_METHOD_DELETE);
+api_register_func('api/friendica/photoalbum/update', 'api_fr_photoalbum_update', true, API_METHOD_POST);
+api_register_func('api/friendica/photos/list', 'api_fr_photos_list', true);
+api_register_func('api/friendica/photo/create', 'api_fr_photo_create_update', true, API_METHOD_POST);
+api_register_func('api/friendica/photo/update', 'api_fr_photo_create_update', true, API_METHOD_POST);
+api_register_func('api/friendica/photo/delete', 'api_fr_photo_delete', true, API_METHOD_DELETE);
+api_register_func('api/friendica/photo', 'api_fr_photo_detail', true);
+api_register_func('api/account/update_profile_image', 'api_account_update_profile_image', true, API_METHOD_POST);
+
+
+function check_acl_input($acl_string)
+{
+	if ($acl_string == null || $acl_string == " ") {
+		return false;
+	}
+	$contact_not_found = false;
+
+	// split <x><y><z> into array of cid's
+	preg_match_all("/<[A-Za-z0-9]+>/", $acl_string, $array);
+
+	// check for each cid if it is available on server
+	$cid_array = $array[0];
+	foreach ($cid_array as $cid) {
+		$cid = str_replace("<", "", $cid);
+		$cid = str_replace(">", "", $cid);
+		$contact = q(
+			"SELECT * FROM `contact` WHERE `id` = %d AND `uid` = %d",
+			intval($cid),
+			intval(api_user())
+		);
+		$contact_not_found |= !DBM::is_result($contact);
+	}
+	return $contact_not_found;
+}
+
+function save_media_to_database($mediatype, $media, $type, $album, $allow_cid, $deny_cid, $allow_gid, $deny_gid, $desc, $profile = 0, $visibility = false, $photo_id = null)
+{
+	$visitor   = 0;
+	$src = "";
+	$filetype = "";
+	$filename = "";
+	$filesize = 0;
+
+	if (is_array($media)) {
+		if (is_array($media['tmp_name'])) {
+			$src = $media['tmp_name'][0];
+		} else {
+			$src = $media['tmp_name'];
+		}
+		if (is_array($media['name'])) {
+			$filename = basename($media['name'][0]);
+		} else {
+			$filename = basename($media['name']);
+		}
+		if (is_array($media['size'])) {
+			$filesize = intval($media['size'][0]);
+		} else {
+			$filesize = intval($media['size']);
+		}
 		if (is_array($media['type'])) {
 			$filetype = $media['type'][0];
 		} else {
 			$filetype = $media['type'];
 		}
-		if ($filetype == "image/jpeg") {
-			$fileext = "jpg";
-		} elseif ($filetype == "image/png") {
-			$fileext = "png";
-		}
-		// change specified profile or all profiles to the new resource-id
-		if ($is_default_profile) {
-			$r = q("UPDATE `photo` SET `profile` = 0 WHERE `profile` = 1 AND `resource-id` != '%s' AND `uid` = %d",
-				dbesc($data['photo']['id']),
-				intval(local_user())
-			);
-
-			$r = q("UPDATE `contact` SET `photo` = '%s', `thumb` = '%s', `micro` = '%s'  WHERE `self` AND `uid` = %d",
-				dbesc(System::baseUrl() . '/photo/' . $data['photo']['id'] . '-4.' . $fileext),
-				dbesc(System::baseUrl() . '/photo/' . $data['photo']['id'] . '-5.' . $fileext),
-				dbesc(System::baseUrl() . '/photo/' . $data['photo']['id'] . '-6.' . $fileext),
-				intval(local_user())
-			);
-		} else {
-			$r = q("UPDATE `profile` SET `photo` = '%s', `thumb` = '%s' WHERE `id` = %d AND `uid` = %d",
-				dbesc(System::baseUrl() . '/photo/' . $data['photo']['id'] . '-4.' . $filetype),
-				dbesc(System::baseUrl() . '/photo/' . $data['photo']['id'] . '-5.' . $filetype),
-				intval($_REQUEST['profile']),
-				intval(local_user())
-					);
-		}
-
-		// we'll set the updated profile-photo timestamp even if it isn't the default profile,
-		// so that browsers will do a cache update unconditionally
-
-		$r = q("UPDATE `contact` SET `avatar-date` = '%s' WHERE `self` = 1 AND `uid` = %d",
-			dbesc(datetime_convert()),
-			intval(local_user())
-		);
-
-		// Update global directory in background
-		//$user = api_get_user(get_app());
-		$url = System::baseUrl() . '/profile/' . get_app()->user['nickname'];
-		if ($url && strlen(Config::get('system', 'directory'))) {
-			Worker::add(PRIORITY_LOW, "directory", $url);
-		}
-
-		Worker::add(PRIORITY_LOW, 'profile_update', api_user());
-
-		// output for client
-		if ($data) {
-			return api_account_verify_credentials($type);
-		} else {
-			// SaveMediaToDatabase failed for some reason
-			throw new InternalServerErrorException("image upload failed");
-		}
 	}
 
-	// place api-register for photoalbum calls before 'api/friendica/photo', otherwise this function is never reached
-	api_register_func('api/friendica/photoalbum/delete', 'api_fr_photoalbum_delete', true, API_METHOD_DELETE);
-	api_register_func('api/friendica/photoalbum/update', 'api_fr_photoalbum_update', true, API_METHOD_POST);
-	api_register_func('api/friendica/photos/list', 'api_fr_photos_list', true);
-	api_register_func('api/friendica/photo/create', 'api_fr_photo_create_update', true, API_METHOD_POST);
-	api_register_func('api/friendica/photo/update', 'api_fr_photo_create_update', true, API_METHOD_POST);
-	api_register_func('api/friendica/photo/delete', 'api_fr_photo_delete', true, API_METHOD_DELETE);
-	api_register_func('api/friendica/photo', 'api_fr_photo_detail', true);
-	api_register_func('api/account/update_profile_image', 'api_account_update_profile_image', true, API_METHOD_POST);
+	if ($filetype == "") {
+		$filetype=guess_image_type($filename);
+	}
+	$imagedata = getimagesize($src);
+	if ($imagedata) {
+		$filetype = $imagedata['mime'];
+	}
+	logger(
+		"File upload src: " . $src . " - filename: " . $filename .
+		" - size: " . $filesize . " - type: " . $filetype, LOGGER_DEBUG
+	);
 
-
-	function check_acl_input($acl_string) {
-		if ($acl_string == null || $acl_string == " ") {
-			return false;
-		}
-		$contact_not_found = false;
-
-		// split <x><y><z> into array of cid's
-		preg_match_all("/<[A-Za-z0-9]+>/", $acl_string, $array);
-
-		// check for each cid if it is available on server
-		$cid_array = $array[0];
-		foreach ($cid_array as $cid) {
-			$cid = str_replace("<", "", $cid);
-			$cid = str_replace(">", "", $cid);
-			$contact = q("SELECT * FROM `contact` WHERE `id` = %d AND `uid` = %d",
-							intval($cid),
-							intval(api_user()));
-			$contact_not_found |= !DBM::is_result($contact);
-		}
-		return $contact_not_found;
+	// check if there was a php upload error
+	if ($filesize == 0 && $media['error'] == 1) {
+		throw new InternalServerErrorException("image size exceeds PHP config settings, file was rejected by server");
+	}
+	// check against max upload size within Friendica instance
+	$maximagesize = Config::get('system', 'maximagesize');
+	if (($maximagesize) && ($filesize > $maximagesize)) {
+		$formattedBytes = formatBytes($maximagesize);
+		throw new InternalServerErrorException("image size exceeds Friendica config setting (uploaded size: $formattedBytes)");
 	}
 
-	function save_media_to_database($mediatype, $media, $type, $album, $allow_cid, $deny_cid, $allow_gid, $deny_gid, $desc, $profile = 0, $visibility = false, $photo_id = null) {
-		$visitor   = 0;
-		$src = "";
-		$filetype = "";
-		$filename = "";
-		$filesize = 0;
+	// create Photo instance with the data of the image
+	$imagedata = @file_get_contents($src);
+	$ph = new Photo($imagedata, $filetype);
+	if (! $ph->is_valid()) {
+		throw new InternalServerErrorException("unable to process image data");
+	}
 
-		if (is_array($media)) {
-			if (is_array($media['tmp_name'])) {
-				$src = $media['tmp_name'][0];
-			} else {
-				$src = $media['tmp_name'];
-			}
-			if (is_array($media['name'])) {
-				$filename = basename($media['name'][0]);
-			} else {
-				$filename = basename($media['name']);
-			}
-			if (is_array($media['size'])) {
-				$filesize = intval($media['size'][0]);
-			} else {
-				$filesize = intval($media['size']);
-			}
-			if (is_array($media['type'])) {
-				$filetype = $media['type'][0];
-			} else {
-				$filetype = $media['type'];
-			}
+	// check orientation of image
+	$ph->orient($src);
+	@unlink($src);
+
+	// check max length of images on server
+	$max_length = Config::get('system', 'max_image_length');
+	if (! $max_length) {
+		$max_length = MAX_IMAGE_LENGTH;
+	}
+	if ($max_length > 0) {
+		$ph->scaleImage($max_length);
+		logger("File upload: Scaling picture to new size " . $max_length, LOGGER_DEBUG);
+	}
+	$width = $ph->getWidth();
+	$height = $ph->getHeight();
+
+	// create a new resource-id if not already provided
+	$hash = ($photo_id == null) ? photo_new_resource() : $photo_id;
+
+	if ($mediatype == "photo") {
+		// upload normal image (scales 0, 1, 2)
+		logger("photo upload: starting new photo upload", LOGGER_DEBUG);
+
+		$r =$ph->store(local_user(), $visitor, $hash, $filename, $album, 0, 0, $allow_cid, $allow_gid, $deny_cid, $deny_gid, $desc);
+		if (! $r) {
+			logger("photo upload: image upload with scale 0 (original size) failed");
 		}
-
-		if ($filetype == "") {
-			$filetype=guess_image_type($filename);
-		}
-		$imagedata = getimagesize($src);
-		if ($imagedata) {
-			$filetype = $imagedata['mime'];
-		}
-		logger("File upload src: " . $src . " - filename: " . $filename .
-			" - size: " . $filesize . " - type: " . $filetype, LOGGER_DEBUG);
-
-		// check if there was a php upload error
-		if ($filesize == 0 && $media['error'] == 1) {
-			throw new InternalServerErrorException("image size exceeds PHP config settings, file was rejected by server");
-		}
-		// check against max upload size within Friendica instance
-		$maximagesize = Config::get('system', 'maximagesize');
-		if (($maximagesize) && ($filesize > $maximagesize)) {
-			$formattedBytes = formatBytes($maximagesize);
-			throw new InternalServerErrorException("image size exceeds Friendica config setting (uploaded size: $formattedBytes)");
-		}
-
-		// create Photo instance with the data of the image
-		$imagedata = @file_get_contents($src);
-		$ph = new Photo($imagedata, $filetype);
-		if (! $ph->is_valid()) {
-			throw new InternalServerErrorException("unable to process image data");
-		}
-
-		// check orientation of image
-		$ph->orient($src);
-		@unlink($src);
-
-		// check max length of images on server
-		$max_length = Config::get('system', 'max_image_length');
-		if (! $max_length) {
-			$max_length = MAX_IMAGE_LENGTH;
-		}
-		if ($max_length > 0) {
-			$ph->scaleImage($max_length);
-			logger("File upload: Scaling picture to new size " . $max_length, LOGGER_DEBUG);
-		}
-		$width = $ph->getWidth();
-		$height = $ph->getHeight();
-
-		// create a new resource-id if not already provided
-		$hash = ($photo_id == null) ? photo_new_resource() : $photo_id;
-
-		if ($mediatype == "photo") {
-			// upload normal image (scales 0, 1, 2)
-			logger("photo upload: starting new photo upload", LOGGER_DEBUG);
-
-			$r =$ph->store(local_user(), $visitor, $hash, $filename, $album, 0, 0, $allow_cid, $allow_gid, $deny_cid, $deny_gid, $desc);
+		if ($width > 640 || $height > 640) {
+			$ph->scaleImage(640);
+			$r = $ph->store(local_user(), $visitor, $hash, $filename, $album, 1, 0, $allow_cid, $allow_gid, $deny_cid, $deny_gid, $desc);
 			if (! $r) {
-				logger("photo upload: image upload with scale 0 (original size) failed");
+				logger("photo upload: image upload with scale 1 (640x640) failed");
 			}
-			if($width > 640 || $height > 640) {
-				$ph->scaleImage(640);
-				$r = $ph->store(local_user(),$visitor, $hash, $filename, $album, 1, 0, $allow_cid, $allow_gid, $deny_cid, $deny_gid, $desc);
-				if (! $r) {
-					logger("photo upload: image upload with scale 1 (640x640) failed");
-				}
-			}
-
-			if ($width > 320 || $height > 320) {
-				$ph->scaleImage(320);
-				$r = $ph->store(local_user(), $visitor, $hash, $filename, $album, 2, 0, $allow_cid, $allow_gid, $deny_cid, $deny_gid, $desc);
-				if (! $r) {
-					logger("photo upload: image upload with scale 2 (320x320) failed");
-				}
-			}
-			logger("photo upload: new photo upload ended", LOGGER_DEBUG);
-		} elseif ($mediatype == "profileimage") {
-			// upload profile image (scales 4, 5, 6)
-			logger("photo upload: starting new profile image upload", LOGGER_DEBUG);
-
-			if ($width > 175 || $height > 175) {
-				$ph->scaleImage(175);
-				$r = $ph->store(local_user(),$visitor, $hash, $filename, $album, 4, $profile, $allow_cid, $allow_gid, $deny_cid, $deny_gid, $desc);
-				if (! $r) {
-					logger("photo upload: profile image upload with scale 4 (175x175) failed");
-				}
-			}
-
-			if ($width > 80 || $height > 80) {
-				$ph->scaleImage(80);
-				$r = $ph->store(local_user(),$visitor, $hash, $filename, $album, 5, $profile, $allow_cid, $allow_gid, $deny_cid, $deny_gid, $desc);
-				if (! $r) {
-					logger("photo upload: profile image upload with scale 5 (80x80) failed");
-				}
-			}
-
-			if ($width > 48 || $height > 48) {
-				$ph->scaleImage(48);
-				$r = $ph->store(local_user(), $visitor, $hash, $filename, $album, 6, $profile, $allow_cid, $allow_gid, $deny_cid, $deny_gid, $desc);
-				if (! $r) {
-					logger("photo upload: profile image upload with scale 6 (48x48) failed");
-				}
-			}
-			$ph->__destruct();
-			logger("photo upload: new profile image upload ended", LOGGER_DEBUG);
 		}
 
-		if ($r) {
-			// create entry in 'item'-table on new uploads to enable users to comment/like/dislike the photo
-			if ($photo_id == null && $mediatype == "photo") {
-				post_photo_item($hash, $allow_cid, $deny_cid, $allow_gid, $deny_gid, $filetype, $visibility);
+		if ($width > 320 || $height > 320) {
+			$ph->scaleImage(320);
+			$r = $ph->store(local_user(), $visitor, $hash, $filename, $album, 2, 0, $allow_cid, $allow_gid, $deny_cid, $deny_gid, $desc);
+			if (! $r) {
+				logger("photo upload: image upload with scale 2 (320x320) failed");
 			}
-			// on success return image data in json/xml format (like /api/friendica/photo does when no scale is given)
-			return prepare_photo_data($type, false, $hash);
-		} else {
-			throw new InternalServerErrorException("image upload failed");
 		}
+		logger("photo upload: new photo upload ended", LOGGER_DEBUG);
+	} elseif ($mediatype == "profileimage") {
+		// upload profile image (scales 4, 5, 6)
+		logger("photo upload: starting new profile image upload", LOGGER_DEBUG);
+
+		if ($width > 175 || $height > 175) {
+			$ph->scaleImage(175);
+			$r = $ph->store(local_user(), $visitor, $hash, $filename, $album, 4, $profile, $allow_cid, $allow_gid, $deny_cid, $deny_gid, $desc);
+			if (! $r) {
+				logger("photo upload: profile image upload with scale 4 (175x175) failed");
+			}
+		}
+
+		if ($width > 80 || $height > 80) {
+			$ph->scaleImage(80);
+			$r = $ph->store(local_user(), $visitor, $hash, $filename, $album, 5, $profile, $allow_cid, $allow_gid, $deny_cid, $deny_gid, $desc);
+			if (! $r) {
+				logger("photo upload: profile image upload with scale 5 (80x80) failed");
+			}
+		}
+
+		if ($width > 48 || $height > 48) {
+			$ph->scaleImage(48);
+			$r = $ph->store(local_user(), $visitor, $hash, $filename, $album, 6, $profile, $allow_cid, $allow_gid, $deny_cid, $deny_gid, $desc);
+			if (! $r) {
+				logger("photo upload: profile image upload with scale 6 (48x48) failed");
+			}
+		}
+		$ph->__destruct();
+		logger("photo upload: new profile image upload ended", LOGGER_DEBUG);
 	}
 
-	function post_photo_item($hash, $allow_cid, $deny_cid, $allow_gid, $deny_gid, $filetype, $visibility = false) {
-		// get data about the api authenticated user
-		$uri = item_new_uri(get_app()->get_hostname(), intval(api_user()));
-		$owner_record = q("SELECT * FROM `contact` WHERE `uid`= %d AND `self` LIMIT 1", intval(api_user()));
-
-		$arr = array();
-		$arr['guid']          = get_guid(32);
-		$arr['uid']           = intval(api_user());
-		$arr['uri']           = $uri;
-		$arr['parent-uri']    = $uri;
-		$arr['type']          = 'photo';
-		$arr['wall']          = 1;
-		$arr['resource-id']   = $hash;
-		$arr['contact-id']    = $owner_record[0]['id'];
-		$arr['owner-name']    = $owner_record[0]['name'];
-		$arr['owner-link']    = $owner_record[0]['url'];
-		$arr['owner-avatar']  = $owner_record[0]['thumb'];
-		$arr['author-name']   = $owner_record[0]['name'];
-		$arr['author-link']   = $owner_record[0]['url'];
-		$arr['author-avatar'] = $owner_record[0]['thumb'];
-		$arr['title']         = "";
-		$arr['allow_cid']     = $allow_cid;
-		$arr['allow_gid']     = $allow_gid;
-		$arr['deny_cid']      = $deny_cid;
-		$arr['deny_gid']      = $deny_gid;
-		$arr['last-child']    = 1;
-		$arr['visible']       = $visibility;
-		$arr['origin']        = 1;
-
-		$typetoext = array(
-				'image/jpeg' => 'jpg',
-				'image/png' => 'png',
-				'image/gif' => 'gif'
-				);
-
-		// adds link to the thumbnail scale photo
-		$arr['body'] = '[url=' . System::baseUrl() . '/photos/' . $owner_record[0]['nick'] . '/image/' . $hash . ']'
-					. '[img]' . System::baseUrl() . '/photo/' . $hash . '-' . "2" . '.'. $typetoext[$filetype] . '[/img]'
-					. '[/url]';
-
-		// do the magic for storing the item in the database and trigger the federation to other contacts
-		item_store($arr);
+	if ($r) {
+		// create entry in 'item'-table on new uploads to enable users to comment/like/dislike the photo
+		if ($photo_id == null && $mediatype == "photo") {
+			post_photo_item($hash, $allow_cid, $deny_cid, $allow_gid, $deny_gid, $filetype, $visibility);
+		}
+		// on success return image data in json/xml format (like /api/friendica/photo does when no scale is given)
+		return prepare_photo_data($type, false, $hash);
+	} else {
+		throw new InternalServerErrorException("image upload failed");
 	}
+}
 
-	function prepare_photo_data($type, $scale, $photo_id) {
-		$scale_sql = ($scale === false ? "" : sprintf("AND scale=%d", intval($scale)));
-		$data_sql = ($scale === false ? "" : "data, ");
+function post_photo_item($hash, $allow_cid, $deny_cid, $allow_gid, $deny_gid, $filetype, $visibility = false)
+{
+	// get data about the api authenticated user
+	$uri = item_new_uri(get_app()->get_hostname(), intval(api_user()));
+	$owner_record = q("SELECT * FROM `contact` WHERE `uid`= %d AND `self` LIMIT 1", intval(api_user()));
 
-		// added allow_cid, allow_gid, deny_cid, deny_gid to output as string like stored in database
-		// clients needs to convert this in their way for further processing
-		$r = q("SELECT %s `resource-id`, `created`, `edited`, `title`, `desc`, `album`, `filename`,
-						`type`, `height`, `width`, `datasize`, `profile`, `allow_cid`, `deny_cid`, `allow_gid`, `deny_gid`,
-					    MIN(`scale`) AS `minscale`, MAX(`scale`) AS `maxscale`
-				FROM `photo` WHERE `uid` = %d AND `resource-id` = '%s' %s GROUP BY `resource-id`",
-			$data_sql,
-			intval(local_user()),
-			dbesc($photo_id),
-			$scale_sql
-		);
+	$arr = array();
+	$arr['guid']          = get_guid(32);
+	$arr['uid']           = intval(api_user());
+	$arr['uri']           = $uri;
+	$arr['parent-uri']    = $uri;
+	$arr['type']          = 'photo';
+	$arr['wall']          = 1;
+	$arr['resource-id']   = $hash;
+	$arr['contact-id']    = $owner_record[0]['id'];
+	$arr['owner-name']    = $owner_record[0]['name'];
+	$arr['owner-link']    = $owner_record[0]['url'];
+	$arr['owner-avatar']  = $owner_record[0]['thumb'];
+	$arr['author-name']   = $owner_record[0]['name'];
+	$arr['author-link']   = $owner_record[0]['url'];
+	$arr['author-avatar'] = $owner_record[0]['thumb'];
+	$arr['title']         = "";
+	$arr['allow_cid']     = $allow_cid;
+	$arr['allow_gid']     = $allow_gid;
+	$arr['deny_cid']      = $deny_cid;
+	$arr['deny_gid']      = $deny_gid;
+	$arr['last-child']    = 1;
+	$arr['visible']       = $visibility;
+	$arr['origin']        = 1;
 
-		$typetoext = array(
+	$typetoext = array(
 			'image/jpeg' => 'jpg',
 			'image/png' => 'png',
 			'image/gif' => 'gif'
-		);
+			);
 
-		// prepare output data for photo
-		if (DBM::is_result($r)) {
-			$data = array('photo' => $r[0]);
-			$data['photo']['id'] = $data['photo']['resource-id'];
-			if ($scale !== false) {
-				$data['photo']['data'] = base64_encode($data['photo']['data']);
-			} else {
-				unset($data['photo']['datasize']); //needed only with scale param
-			}
-			if ($type == "xml") {
-				$data['photo']['links'] = array();
-				for ($k = intval($data['photo']['minscale']); $k <= intval($data['photo']['maxscale']); $k++) {
-					$data['photo']['links'][$k . ":link"]["@attributes"] = array("type" => $data['photo']['type'],
-											"scale" => $k,
-											"href" => System::baseUrl() . "/photo/" . $data['photo']['resource-id'] . "-" . $k . "." . $typetoext[$data['photo']['type']]);
-				}
-			} else {
-				$data['photo']['link'] = array();
-				// when we have profile images we could have only scales from 4 to 6, but index of array always needs to start with 0
-				$i = 0;
-				for ($k = intval($data['photo']['minscale']); $k <= intval($data['photo']['maxscale']); $k++) {
-					$data['photo']['link'][$i] = System::baseUrl() . "/photo/" . $data['photo']['resource-id'] . "-" . $k . "." . $typetoext[$data['photo']['type']];
-					$i++;
-				}
-			}
-			unset($data['photo']['resource-id']);
-			unset($data['photo']['minscale']);
-			unset($data['photo']['maxscale']);
+	// adds link to the thumbnail scale photo
+	$arr['body'] = '[url=' . System::baseUrl() . '/photos/' . $owner_record[0]['nick'] . '/image/' . $hash . ']'
+				. '[img]' . System::baseUrl() . '/photo/' . $hash . '-' . "2" . '.'. $typetoext[$filetype] . '[/img]'
+				. '[/url]';
 
+	// do the magic for storing the item in the database and trigger the federation to other contacts
+	item_store($arr);
+}
+
+function prepare_photo_data($type, $scale, $photo_id)
+{
+	$scale_sql = ($scale === false ? "" : sprintf("AND scale=%d", intval($scale)));
+	$data_sql = ($scale === false ? "" : "data, ");
+
+	// added allow_cid, allow_gid, deny_cid, deny_gid to output as string like stored in database
+	// clients needs to convert this in their way for further processing
+	$r = q(
+		"SELECT %s `resource-id`, `created`, `edited`, `title`, `desc`, `album`, `filename`,
+					`type`, `height`, `width`, `datasize`, `profile`, `allow_cid`, `deny_cid`, `allow_gid`, `deny_gid`,
+					MIN(`scale`) AS `minscale`, MAX(`scale`) AS `maxscale`
+			FROM `photo` WHERE `uid` = %d AND `resource-id` = '%s' %s GROUP BY `resource-id`",
+		$data_sql,
+		intval(local_user()),
+		dbesc($photo_id),
+		$scale_sql
+	);
+
+	$typetoext = array(
+		'image/jpeg' => 'jpg',
+		'image/png' => 'png',
+		'image/gif' => 'gif'
+	);
+
+	// prepare output data for photo
+	if (DBM::is_result($r)) {
+		$data = array('photo' => $r[0]);
+		$data['photo']['id'] = $data['photo']['resource-id'];
+		if ($scale !== false) {
+			$data['photo']['data'] = base64_encode($data['photo']['data']);
 		} else {
-			throw new NotFoundException();
+			unset($data['photo']['datasize']); //needed only with scale param
 		}
-
-		// retrieve item element for getting activities (like, dislike etc.) related to photo
-		$item = q("SELECT * FROM `item` WHERE `uid` = %d AND `resource-id` = '%s' AND `type` = 'photo'",
-			intval(local_user()),
-			dbesc($photo_id)
-		);
-		$data['photo']['friendica_activities'] = api_format_items_activities($item[0], $type);
-
-		// retrieve comments on photo
-		$r = q("SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
-			`contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
-			`contact`.`network`, `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
-			`contact`.`id` AS `cid`
-			FROM `item`
-			STRAIGHT_JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
-				AND (NOT `contact`.`blocked` OR `contact`.`pending`)
-			WHERE `item`.`parent` = %d AND `item`.`visible`
-			AND NOT `item`.`moderated` AND NOT `item`.`deleted`
-			AND `item`.`uid` = %d AND (`item`.`verb`='%s' OR `type`='photo')",
-			intval($item[0]['parent']),
-			intval(api_user()),
-			dbesc(ACTIVITY_POST)
-		);
-
-		// prepare output of comments
-		$commentData = api_format_items($r, api_get_user(get_app()), false, $type);
-		$comments = array();
 		if ($type == "xml") {
-			$k = 0;
-			foreach ($commentData as $comment) {
-				$comments[$k++ . ":comment"] = $comment;
+			$data['photo']['links'] = array();
+			for ($k = intval($data['photo']['minscale']); $k <= intval($data['photo']['maxscale']); $k++) {
+				$data['photo']['links'][$k . ":link"]["@attributes"] = array("type" => $data['photo']['type'],
+										"scale" => $k,
+										"href" => System::baseUrl() . "/photo/" . $data['photo']['resource-id'] . "-" . $k . "." . $typetoext[$data['photo']['type']]);
 			}
 		} else {
-			foreach ($commentData as $comment) {
-				$comments[] = $comment;
+			$data['photo']['link'] = array();
+			// when we have profile images we could have only scales from 4 to 6, but index of array always needs to start with 0
+			$i = 0;
+			for ($k = intval($data['photo']['minscale']); $k <= intval($data['photo']['maxscale']); $k++) {
+				$data['photo']['link'][$i] = System::baseUrl() . "/photo/" . $data['photo']['resource-id'] . "-" . $k . "." . $typetoext[$data['photo']['type']];
+				$i++;
 			}
 		}
-		$data['photo']['friendica_comments'] = $comments;
-
-		// include info if rights on photo and rights on item are mismatching
-		$rights_mismatch = $data['photo']['allow_cid'] != $item[0]['allow_cid'] ||
-			$data['photo']['deny_cid'] != $item[0]['deny_cid'] ||
-			$data['photo']['allow_gid'] != $item[0]['allow_gid'] ||
-			$data['photo']['deny_cid'] != $item[0]['deny_cid'];
-		$data['photo']['rights_mismatch'] = $rights_mismatch;
-
-		return $data;
+		unset($data['photo']['resource-id']);
+		unset($data['photo']['minscale']);
+		unset($data['photo']['maxscale']);
+	} else {
+		throw new NotFoundException();
 	}
 
+	// retrieve item element for getting activities (like, dislike etc.) related to photo
+	$item = q(
+		"SELECT * FROM `item` WHERE `uid` = %d AND `resource-id` = '%s' AND `type` = 'photo'",
+		intval(local_user()),
+		dbesc($photo_id)
+	);
+	$data['photo']['friendica_activities'] = api_format_items_activities($item[0], $type);
 
-	/**
-	 * similar as /mod/redir.php
-	 * redirect to 'url' after dfrn auth
-	 *
-	 * why this when there is mod/redir.php already?
-	 * This use api_user() and api_login()
-	 *
-	 * params
-	 * 		c_url: url of remote contact to auth to
-	 * 		url: string, url to redirect after auth
-	 */
-	function api_friendica_remoteauth() {
-		$url = ((x($_GET, 'url')) ? $_GET['url'] : '');
-		$c_url = ((x($_GET, 'c_url')) ? $_GET['c_url'] : '');
+	// retrieve comments on photo
+	$r = q(
+		"SELECT `item`.*, `item`.`id` AS `item_id`, `item`.`network` AS `item_network`,
+		`contact`.`name`, `contact`.`photo`, `contact`.`url`, `contact`.`rel`,
+		`contact`.`network`, `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
+		`contact`.`id` AS `cid`
+		FROM `item`
+		STRAIGHT_JOIN `contact` ON `contact`.`id` = `item`.`contact-id` AND `contact`.`uid` = `item`.`uid`
+			AND (NOT `contact`.`blocked` OR `contact`.`pending`)
+		WHERE `item`.`parent` = %d AND `item`.`visible`
+		AND NOT `item`.`moderated` AND NOT `item`.`deleted`
+		AND `item`.`uid` = %d AND (`item`.`verb`='%s' OR `type`='photo')",
+		intval($item[0]['parent']),
+		intval(api_user()),
+		dbesc(ACTIVITY_POST)
+	);
 
-		if ($url === '' || $c_url === '') {
-			throw new BadRequestException("Wrong parameters.");
+	// prepare output of comments
+	$commentData = api_format_items($r, api_get_user(get_app()), false, $type);
+	$comments = array();
+	if ($type == "xml") {
+		$k = 0;
+		foreach ($commentData as $comment) {
+			$comments[$k++ . ":comment"] = $comment;
 		}
-
-		$c_url = normalise_link($c_url);
-
-		// traditional DFRN
-
-		$r = q("SELECT * FROM `contact` WHERE `id` = %d AND `nurl` = '%s' LIMIT 1",
-			dbesc($c_url),
-			intval(api_user())
-		);
-
-		if ((! DBM::is_result($r)) || ($r[0]['network'] !== NETWORK_DFRN)) {
-			throw new BadRequestException("Unknown contact");
+	} else {
+		foreach ($commentData as $comment) {
+			$comments[] = $comment;
 		}
-
-		$cid = $r[0]['id'];
-
-		$dfrn_id = $orig_id = (($r[0]['issued-id']) ? $r[0]['issued-id'] : $r[0]['dfrn-id']);
-
-		if ($r[0]['duplex'] && $r[0]['issued-id']) {
-			$orig_id = $r[0]['issued-id'];
-			$dfrn_id = '1:' . $orig_id;
-		}
-		if ($r[0]['duplex'] && $r[0]['dfrn-id']) {
-			$orig_id = $r[0]['dfrn-id'];
-			$dfrn_id = '0:' . $orig_id;
-		}
-
-		$sec = random_string();
-
-		q("INSERT INTO `profile_check` ( `uid`, `cid`, `dfrn_id`, `sec`, `expire`)
-			VALUES( %d, %s, '%s', '%s', %d )",
-			intval(api_user()),
-			intval($cid),
-			dbesc($dfrn_id),
-			dbesc($sec),
-			intval(time() + 45)
-		);
-
-		logger($r[0]['name'] . ' ' . $sec, LOGGER_DEBUG);
-		$dest = (($url) ? '&destination_url=' . $url : '');
-		goaway ($r[0]['poll'] . '?dfrn_id=' . $dfrn_id
-				. '&dfrn_version=' . DFRN_PROTOCOL_VERSION
-				. '&type=profile&sec=' . $sec . $dest . $quiet );
 	}
-	api_register_func('api/friendica/remoteauth', 'api_friendica_remoteauth', true);
+	$data['photo']['friendica_comments'] = $comments;
 
-	/**
-	 * @brief Return the item shared, if the item contains only the [share] tag
-	 *
-	 * @param array $item Sharer item
-	 * @return array Shared item or false if not a reshare
-	 */
-	function api_share_as_retweet(&$item) {
-		$body = trim($item["body"]);
+	// include info if rights on photo and rights on item are mismatching
+	$rights_mismatch = $data['photo']['allow_cid'] != $item[0]['allow_cid'] ||
+		$data['photo']['deny_cid'] != $item[0]['deny_cid'] ||
+		$data['photo']['allow_gid'] != $item[0]['allow_gid'] ||
+		$data['photo']['deny_cid'] != $item[0]['deny_cid'];
+	$data['photo']['rights_mismatch'] = $rights_mismatch;
 
-		if (Diaspora::is_reshare($body, false)===false) {
-			return false;
-		}
-
-		/// @TODO "$1" should maybe mean '$1' ?
-		$attributes = preg_replace("/\[share(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism", "$1", $body);
-		/*
-		 * Skip if there is no shared message in there
-		 * we already checked this in diaspora::is_reshare()
-		 * but better one more than one less...
-		 */
-		if ($body == $attributes) {
-			return false;
-		}
+	return $data;
+}
 
 
-		// build the fake reshared item
-		$reshared_item = $item;
-
-		$author = "";
-		preg_match("/author='(.*?)'/ism", $attributes, $matches);
-		if ($matches[1] != "") {
-			$author = html_entity_decode($matches[1], ENT_QUOTES, 'UTF-8');
-		}
-
-		preg_match('/author="(.*?)"/ism', $attributes, $matches);
-		if ($matches[1] != "") {
-			$author = $matches[1];
-		}
-
-		$profile = "";
-		preg_match("/profile='(.*?)'/ism", $attributes, $matches);
-		if ($matches[1] != "") {
-			$profile = $matches[1];
-		}
-
-		preg_match('/profile="(.*?)"/ism', $attributes, $matches);
-		if ($matches[1] != "") {
-			$profile = $matches[1];
-		}
-
-		$avatar = "";
-		preg_match("/avatar='(.*?)'/ism", $attributes, $matches);
-		if ($matches[1] != "") {
-			$avatar = $matches[1];
-		}
-
-		preg_match('/avatar="(.*?)"/ism', $attributes, $matches);
-		if ($matches[1] != "") {
-			$avatar = $matches[1];
-		}
-
-		$link = "";
-		preg_match("/link='(.*?)'/ism", $attributes, $matches);
-		if ($matches[1] != "") {
-			$link = $matches[1];
-		}
-
-		preg_match('/link="(.*?)"/ism', $attributes, $matches);
-		if ($matches[1] != "") {
-			$link = $matches[1];
-		}
-
-		$posted = "";
-		preg_match("/posted='(.*?)'/ism", $attributes, $matches);
-		if ($matches[1] != "")
-			$posted = $matches[1];
-
-		preg_match('/posted="(.*?)"/ism', $attributes, $matches);
-		if ($matches[1] != "") {
-			$posted = $matches[1];
-		}
-
-		$shared_body = preg_replace("/\[share(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism","$2",$body);
-
-		if (($shared_body == "") || ($profile == "") || ($author == "") || ($avatar == "") || ($posted == "")) {
-			return false;
-		}
-
-		$reshared_item["body"] = $shared_body;
-		$reshared_item["author-name"] = $author;
-		$reshared_item["author-link"] = $profile;
-		$reshared_item["author-avatar"] = $avatar;
-		$reshared_item["plink"] = $link;
-		$reshared_item["created"] = $posted;
-		$reshared_item["edited"] = $posted;
-
-		return $reshared_item;
+/**
+ * Similar as /mod/redir.php
+ * redirect to 'url' after dfrn auth
+ *
+ * Why this when there is mod/redir.php already?
+ * This use api_user() and api_login()
+ *
+ * params
+ * 		c_url: url of remote contact to auth to
+ * 		url: string, url to redirect after auth
+ */
+function api_friendica_remoteauth()
+{
+	$url = ((x($_GET, 'url')) ? $_GET['url'] : '');
+	$c_url = ((x($_GET, 'c_url')) ? $_GET['c_url'] : '');
 
+	if ($url === '' || $c_url === '') {
+		throw new BadRequestException("Wrong parameters.");
 	}
 
-	function api_get_nick($profile) {
-		/* To-Do:
-		 - remove trailing junk from profile url
-		 - pump.io check has to check the website
+	$c_url = normalise_link($c_url);
+
+	// traditional DFRN
+
+	$r = q(
+		"SELECT * FROM `contact` WHERE `id` = %d AND `nurl` = '%s' LIMIT 1",
+		dbesc($c_url),
+		intval(api_user())
+	);
+
+	if ((! DBM::is_result($r)) || ($r[0]['network'] !== NETWORK_DFRN)) {
+		throw new BadRequestException("Unknown contact");
+	}
+
+	$cid = $r[0]['id'];
+
+	$dfrn_id = $orig_id = (($r[0]['issued-id']) ? $r[0]['issued-id'] : $r[0]['dfrn-id']);
+
+	if ($r[0]['duplex'] && $r[0]['issued-id']) {
+		$orig_id = $r[0]['issued-id'];
+		$dfrn_id = '1:' . $orig_id;
+	}
+	if ($r[0]['duplex'] && $r[0]['dfrn-id']) {
+		$orig_id = $r[0]['dfrn-id'];
+		$dfrn_id = '0:' . $orig_id;
+	}
+
+	$sec = random_string();
+
+	q(
+		"INSERT INTO `profile_check` ( `uid`, `cid`, `dfrn_id`, `sec`, `expire`)
+		VALUES( %d, %s, '%s', '%s', %d )",
+		intval(api_user()),
+		intval($cid),
+		dbesc($dfrn_id),
+		dbesc($sec),
+		intval(time() + 45)
+	);
+
+	logger($r[0]['name'] . ' ' . $sec, LOGGER_DEBUG);
+	$dest = (($url) ? '&destination_url=' . $url : '');
+	goaway(
+		$r[0]['poll'] . '?dfrn_id=' . $dfrn_id
+		. '&dfrn_version=' . DFRN_PROTOCOL_VERSION
+		. '&type=profile&sec=' . $sec . $dest . $quiet
+	);
+}
+api_register_func('api/friendica/remoteauth', 'api_friendica_remoteauth', true);
+
+/**
+ * @brief Return the item shared, if the item contains only the [share] tag
+ *
+ * @param array $item Sharer item
+ * @return array Shared item or false if not a reshare
+ */
+function api_share_as_retweet(&$item)
+{
+	$body = trim($item["body"]);
+
+	if (Diaspora::is_reshare($body, false)===false) {
+		return false;
+	}
+
+	/// @TODO "$1" should maybe mean '$1' ?
+	$attributes = preg_replace("/\[share(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism", "$1", $body);
+	/*
+		* Skip if there is no shared message in there
+		* we already checked this in diaspora::is_reshare()
+		* but better one more than one less...
 		*/
+	if ($body == $attributes) {
+		return false;
+	}
 
-		$nick = "";
 
-		$r = q("SELECT `nick` FROM `contact` WHERE `uid` = 0 AND `nurl` = '%s'",
-			dbesc(normalise_link($profile)));
+	// build the fake reshared item
+	$reshared_item = $item;
+
+	$author = "";
+	preg_match("/author='(.*?)'/ism", $attributes, $matches);
+	if ($matches[1] != "") {
+		$author = html_entity_decode($matches[1], ENT_QUOTES, 'UTF-8');
+	}
+
+	preg_match('/author="(.*?)"/ism', $attributes, $matches);
+	if ($matches[1] != "") {
+		$author = $matches[1];
+	}
+
+	$profile = "";
+	preg_match("/profile='(.*?)'/ism", $attributes, $matches);
+	if ($matches[1] != "") {
+		$profile = $matches[1];
+	}
+
+	preg_match('/profile="(.*?)"/ism', $attributes, $matches);
+	if ($matches[1] != "") {
+		$profile = $matches[1];
+	}
+
+	$avatar = "";
+	preg_match("/avatar='(.*?)'/ism", $attributes, $matches);
+	if ($matches[1] != "") {
+		$avatar = $matches[1];
+	}
+
+	preg_match('/avatar="(.*?)"/ism', $attributes, $matches);
+	if ($matches[1] != "") {
+		$avatar = $matches[1];
+	}
+
+	$link = "";
+	preg_match("/link='(.*?)'/ism", $attributes, $matches);
+	if ($matches[1] != "") {
+		$link = $matches[1];
+	}
+
+	preg_match('/link="(.*?)"/ism', $attributes, $matches);
+	if ($matches[1] != "") {
+		$link = $matches[1];
+	}
+
+	$posted = "";
+	preg_match("/posted='(.*?)'/ism", $attributes, $matches);
+	if ($matches[1] != "")
+		$posted = $matches[1];
+
+	preg_match('/posted="(.*?)"/ism', $attributes, $matches);
+	if ($matches[1] != "") {
+		$posted = $matches[1];
+	}
+
+	$shared_body = preg_replace("/\[share(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism", "$2", $body);
+
+	if (($shared_body == "") || ($profile == "") || ($author == "") || ($avatar == "") || ($posted == "")) {
+		return false;
+	}
+
+	$reshared_item["body"] = $shared_body;
+	$reshared_item["author-name"] = $author;
+	$reshared_item["author-link"] = $profile;
+	$reshared_item["author-avatar"] = $avatar;
+	$reshared_item["plink"] = $link;
+	$reshared_item["created"] = $posted;
+	$reshared_item["edited"] = $posted;
+
+	return $reshared_item;
+
+}
+
+function api_get_nick($profile)
+{
+	/* To-Do:
+		- remove trailing junk from profile url
+		- pump.io check has to check the website
+	*/
+
+	$nick = "";
+
+	$r = q(
+		"SELECT `nick` FROM `contact` WHERE `uid` = 0 AND `nurl` = '%s'",
+		dbesc(normalise_link($profile))
+	);
+
+	if (DBM::is_result($r)) {
+		$nick = $r[0]["nick"];
+	}
+
+	if (!$nick == "") {
+		$r = q(
+			"SELECT `nick` FROM `contact` WHERE `uid` = 0 AND `nurl` = '%s'",
+			dbesc(normalise_link($profile))
+		);
 
 		if (DBM::is_result($r)) {
 			$nick = $r[0]["nick"];
 		}
+	}
 
-		if (!$nick == "") {
-			$r = q("SELECT `nick` FROM `contact` WHERE `uid` = 0 AND `nurl` = '%s'",
-				dbesc(normalise_link($profile)));
-
-			if (DBM::is_result($r)) {
-				$nick = $r[0]["nick"];
-			}
+	if (!$nick == "") {
+		$friendica = preg_replace("=https?://(.*)/profile/(.*)=ism", "$2", $profile);
+		if ($friendica != $profile) {
+			$nick = $friendica;
 		}
+	}
 
-		if (!$nick == "") {
-			$friendica = preg_replace("=https?://(.*)/profile/(.*)=ism", "$2", $profile);
-			if ($friendica != $profile) {
-				$nick = $friendica;
-			}
+	if (!$nick == "") {
+		$diaspora = preg_replace("=https?://(.*)/u/(.*)=ism", "$2", $profile);
+		if ($diaspora != $profile) {
+			$nick = $diaspora;
 		}
+	}
 
-		if (!$nick == "") {
-			$diaspora = preg_replace("=https?://(.*)/u/(.*)=ism", "$2", $profile);
-			if ($diaspora != $profile) {
-				$nick = $diaspora;
-			}
-		}
-
-		if (!$nick == "") {
-			$twitter = preg_replace("=https?://twitter.com/(.*)=ism", "$1", $profile);
-			if ($twitter != $profile) {
-				$nick = $twitter;
-			}
+	if (!$nick == "") {
+		$twitter = preg_replace("=https?://twitter.com/(.*)=ism", "$1", $profile);
+		if ($twitter != $profile) {
+			$nick = $twitter;
 		}
+	}
 
 
-		if (!$nick == "") {
-			$StatusnetHost = preg_replace("=https?://(.*)/user/(.*)=ism", "$1", $profile);
-			if ($StatusnetHost != $profile) {
-				$StatusnetUser = preg_replace("=https?://(.*)/user/(.*)=ism", "$2", $profile);
-				if ($StatusnetUser != $profile) {
-					$UserData = fetch_url("http://".$StatusnetHost."/api/users/show.json?user_id=".$StatusnetUser);
-					$user = json_decode($UserData);
-					if ($user) {
-						$nick = $user->screen_name;
-					}
+	if (!$nick == "") {
+		$StatusnetHost = preg_replace("=https?://(.*)/user/(.*)=ism", "$1", $profile);
+		if ($StatusnetHost != $profile) {
+			$StatusnetUser = preg_replace("=https?://(.*)/user/(.*)=ism", "$2", $profile);
+			if ($StatusnetUser != $profile) {
+				$UserData = fetch_url("http://".$StatusnetHost."/api/users/show.json?user_id=".$StatusnetUser);
+				$user = json_decode($UserData);
+				if ($user) {
+					$nick = $user->screen_name;
 				}
 			}
 		}
-
-		// To-Do: look at the page if its really a pumpio site
-		//if (!$nick == "") {
-		//	$pumpio = preg_replace("=https?://(.*)/(.*)/=ism", "$2", $profile."/");
-		//	if ($pumpio != $profile)
-		//		$nick = $pumpio;
-			//      <div class="media" id="profile-block" data-profile-id="acct:kabniel@microca.st">
-
-		//}
-
-		if ($nick != "") {
-			return $nick;
-		}
-
-		return false;
 	}
 
-	function api_in_reply_to($item) {
-		$in_reply_to = array();
+	// To-Do: look at the page if its really a pumpio site
+	//if (!$nick == "") {
+	//	$pumpio = preg_replace("=https?://(.*)/(.*)/=ism", "$2", $profile."/");
+	//	if ($pumpio != $profile)
+	//		$nick = $pumpio;
+		//      <div class="media" id="profile-block" data-profile-id="acct:kabniel@microca.st">
 
-		$in_reply_to['status_id'] = NULL;
-		$in_reply_to['user_id'] = NULL;
-		$in_reply_to['status_id_str'] = NULL;
-		$in_reply_to['user_id_str'] = NULL;
-		$in_reply_to['screen_name'] = NULL;
+	//}
 
-		if (($item['thr-parent'] != $item['uri']) && (intval($item['parent']) != intval($item['id']))) {
-			$r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `uri` = '%s' LIMIT 1",
-				intval($item['uid']),
-				dbesc($item['thr-parent']));
-
-			if (DBM::is_result($r)) {
-				$in_reply_to['status_id'] = intval($r[0]['id']);
-			} else {
-				$in_reply_to['status_id'] = intval($item['parent']);
-			}
-
-			$in_reply_to['status_id_str'] = (string) intval($in_reply_to['status_id']);
-
-			$r = q("SELECT `contact`.`nick`, `contact`.`name`, `contact`.`id`, `contact`.`url` FROM item
-				STRAIGHT_JOIN `contact` ON `contact`.`id` = `item`.`author-id`
-				WHERE `item`.`id` = %d LIMIT 1",
-				intval($in_reply_to['status_id'])
-			);
-
-			if (DBM::is_result($r)) {
-				if ($r[0]['nick'] == "") {
-					$r[0]['nick'] = api_get_nick($r[0]["url"]);
-				}
-
-				$in_reply_to['screen_name'] = (($r[0]['nick']) ? $r[0]['nick'] : $r[0]['name']);
-				$in_reply_to['user_id'] = intval($r[0]['id']);
-				$in_reply_to['user_id_str'] = (string) intval($r[0]['id']);
-			}
-
-			// There seems to be situation, where both fields are identical:
-			// https://github.com/friendica/friendica/issues/1010
-			// This is a bugfix for that.
-			if (intval($in_reply_to['status_id']) == intval($item['id'])) {
-				logger('this message should never appear: id: '.$item['id'].' similar to reply-to: '.$in_reply_to['status_id'], LOGGER_DEBUG);
-				$in_reply_to['status_id'] = NULL;
-				$in_reply_to['user_id'] = NULL;
-				$in_reply_to['status_id_str'] = NULL;
-				$in_reply_to['user_id_str'] = NULL;
-				$in_reply_to['screen_name'] = NULL;
-			}
-		}
-
-		return $in_reply_to;
+	if ($nick != "") {
+		return $nick;
 	}
 
-	function api_clean_plain_items($Text) {
-		$include_entities = strtolower(x($_REQUEST, 'include_entities') ? $_REQUEST['include_entities'] : "false");
-
-		$Text = bb_CleanPictureLinks($Text);
-		$URLSearchString = "^\[\]";
-
-		$Text = preg_replace("/([!#@])\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism",'$1$3',$Text);
-
-		if ($include_entities == "true") {
-			$Text = preg_replace("/\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism",'[url=$1]$1[/url]',$Text);
-		}
-
-		// Simplify "attachment" element
-		$Text = api_clean_attachments($Text);
-
-		return($Text);
-	}
-
-	/**
-	 * @brief Removes most sharing information for API text export
-	 *
-	 * @param string $body The original body
-	 *
-	 * @return string Cleaned body
-	 */
-	function api_clean_attachments($body) {
-		$data = get_attachment_data($body);
-
-		if (!$data)
-			return $body;
-
-		$body = "";
-
-		if (isset($data["text"]))
-			$body = $data["text"];
-
-		if (($body == "") && (isset($data["title"])))
-			$body = $data["title"];
-
-		if (isset($data["url"]))
-			$body .= "\n".$data["url"];
-
-		$body .= $data["after"];
-
-		return $body;
-	}
-
-	function api_best_nickname(&$contacts) {
-		$best_contact = array();
-
-		if (count($contact) == 0)
-			return;
-
-		foreach ($contacts AS $contact)
-			if ($contact["network"] == "") {
-				$contact["network"] = "dfrn";
-				$best_contact = array($contact);
-			}
-
-		if (sizeof($best_contact) == 0)
-			foreach ($contacts AS $contact)
-				if ($contact["network"] == "dfrn")
-					$best_contact = array($contact);
-
-		if (sizeof($best_contact) == 0)
-			foreach ($contacts AS $contact)
-				if ($contact["network"] == "dspr")
-					$best_contact = array($contact);
-
-		if (sizeof($best_contact) == 0)
-			foreach ($contacts AS $contact)
-				if ($contact["network"] == "stat")
-					$best_contact = array($contact);
-
-		if (sizeof($best_contact) == 0)
-			foreach ($contacts AS $contact)
-				if ($contact["network"] == "pump")
-					$best_contact = array($contact);
-
-		if (sizeof($best_contact) == 0)
-			foreach ($contacts AS $contact)
-				if ($contact["network"] == "twit")
-					$best_contact = array($contact);
-
-		if (sizeof($best_contact) == 1)
-			$contacts = $best_contact;
-		else
-			$contacts = array($contacts[0]);
-	}
-
-	// return all or a specified group of the user with the containing contacts
-	function api_friendica_group_show($type) {
-
-		$a = get_app();
-
-		if (api_user() === false) throw new ForbiddenException();
-
-		// params
-		$user_info = api_get_user($a);
-		$gid = (x($_REQUEST, 'gid') ? $_REQUEST['gid'] : 0);
-		$uid = $user_info['uid'];
-
-		// get data of the specified group id or all groups if not specified
-		if ($gid != 0) {
-			$r = q("SELECT * FROM `group` WHERE `deleted` = 0 AND `uid` = %d AND `id` = %d",
-				intval($uid),
-				intval($gid));
-			// error message if specified gid is not in database
-			if (!DBM::is_result($r))
-				throw new BadRequestException("gid not available");
-		}
-		else
-			$r = q("SELECT * FROM `group` WHERE `deleted` = 0 AND `uid` = %d",
-				intval($uid));
-
-		// loop through all groups and retrieve all members for adding data in the user array
-		foreach ($r as $rr) {
-			$members = group_get_members($rr['id']);
-			$users = array();
-
-			if ($type == "xml") {
-				$user_element = "users";
-				$k = 0;
-				foreach ($members as $member) {
-					$user = api_get_user($a, $member['nurl']);
-					$users[$k++.":user"] = $user;
-				}
-			} else {
-				$user_element = "user";
-				foreach ($members as $member) {
-					$user = api_get_user($a, $member['nurl']);
-					$users[] = $user;
-				}
-			}
-			$grps[] = array('name' => $rr['name'], 'gid' => $rr['id'], $user_element => $users);
-		}
-		return api_format_data("groups", $type, array('group' => $grps));
-	}
-	api_register_func('api/friendica/group_show', 'api_friendica_group_show', true);
-
-
-	// delete the specified group of the user
-	function api_friendica_group_delete($type) {
-
-		$a = get_app();
-
-		if (api_user() === false) throw new ForbiddenException();
-
-		// params
-		$user_info = api_get_user($a);
-		$gid = (x($_REQUEST, 'gid') ? $_REQUEST['gid'] : 0);
-		$name = (x($_REQUEST, 'name') ? $_REQUEST['name'] : "");
-		$uid = $user_info['uid'];
-
-		// error if no gid specified
-		if ($gid == 0 || $name == "")
-			throw new BadRequestException('gid or name not specified');
-
-		// get data of the specified group id
-		$r = q("SELECT * FROM `group` WHERE `uid` = %d AND `id` = %d",
-			intval($uid),
-			intval($gid));
-		// error message if specified gid is not in database
-		if (!DBM::is_result($r))
-			throw new BadRequestException('gid not available');
-
-		// get data of the specified group id and group name
-		$rname = q("SELECT * FROM `group` WHERE `uid` = %d AND `id` = %d AND `name` = '%s'",
-			intval($uid),
-			intval($gid),
-			dbesc($name));
-		// error message if specified gid is not in database
-		if (!DBM::is_result($rname))
-			throw new BadRequestException('wrong group name');
-
-		// delete group
-		$ret = group_rmv($uid, $name);
-		if ($ret) {
-			// return success
-			$success = array('success' => $ret, 'gid' => $gid, 'name' => $name, 'status' => 'deleted', 'wrong users' => array());
-			return api_format_data("group_delete", $type, array('result' => $success));
-		}
-		else
-			throw new BadRequestException('other API error');
-	}
-	api_register_func('api/friendica/group_delete', 'api_friendica_group_delete', true, API_METHOD_DELETE);
-
-
-	// create the specified group with the posted array of contacts
-	function api_friendica_group_create($type) {
-
-		$a = get_app();
-
-		if (api_user() === false) throw new ForbiddenException();
-
-		// params
-		$user_info = api_get_user($a);
-		$name = (x($_REQUEST, 'name') ? $_REQUEST['name'] : "");
-		$uid = $user_info['uid'];
-		$json = json_decode($_POST['json'], true);
-		$users = $json['user'];
-
-		// error if no name specified
-		if ($name == "")
-			throw new BadRequestException('group name not specified');
-
-		// get data of the specified group name
-		$rname = q("SELECT * FROM `group` WHERE `uid` = %d AND `name` = '%s' AND `deleted` = 0",
-			intval($uid),
-			dbesc($name));
-		// error message if specified group name already exists
-		if (DBM::is_result($rname))
-			throw new BadRequestException('group name already exists');
-
-		// check if specified group name is a deleted group
-		$rname = q("SELECT * FROM `group` WHERE `uid` = %d AND `name` = '%s' AND `deleted` = 1",
-			intval($uid),
-			dbesc($name));
-		// error message if specified group name already exists
-		if (DBM::is_result($rname))
-			$reactivate_group = true;
-
-		// create group
-		$ret = group_add($uid, $name);
-		if ($ret)
-			$gid = group_byname($uid, $name);
-		else
-			throw new BadRequestException('other API error');
-
-		// add members
-		$erroraddinguser = false;
-		$errorusers = array();
-		foreach ($users as $user) {
-			$cid = $user['cid'];
-			// check if user really exists as contact
-			$contact = q("SELECT * FROM `contact` WHERE `id` = %d AND `uid` = %d",
-				intval($cid),
-				intval($uid));
-			if (count($contact))
-				$result = group_add_member($uid, $name, $cid, $gid);
-			else {
-				$erroraddinguser = true;
-				$errorusers[] = $cid;
-			}
-		}
-
-		// return success message incl. missing users in array
-		$status = ($erroraddinguser ? "missing user" : ($reactivate_group ? "reactivated" : "ok"));
-		$success = array('success' => true, 'gid' => $gid, 'name' => $name, 'status' => $status, 'wrong users' => $errorusers);
-		return api_format_data("group_create", $type, array('result' => $success));
-	}
-	api_register_func('api/friendica/group_create', 'api_friendica_group_create', true, API_METHOD_POST);
-
-
-	// update the specified group with the posted array of contacts
-	function api_friendica_group_update($type) {
-
-		$a = get_app();
-
-		if (api_user() === false) throw new ForbiddenException();
-
-		// params
-		$user_info = api_get_user($a);
-		$uid = $user_info['uid'];
-		$gid = (x($_REQUEST, 'gid') ? $_REQUEST['gid'] : 0);
-		$name = (x($_REQUEST, 'name') ? $_REQUEST['name'] : "");
-		$json = json_decode($_POST['json'], true);
-		$users = $json['user'];
-
-		// error if no name specified
-		if ($name == "")
-			throw new BadRequestException('group name not specified');
-
-		// error if no gid specified
-		if ($gid == "")
-			throw new BadRequestException('gid not specified');
-
-		// remove members
-		$members = group_get_members($gid);
-		foreach ($members as $member) {
-			$cid = $member['id'];
-			foreach ($users as $user) {
-				$found = ($user['cid'] == $cid ? true : false);
-			}
-			if (!$found) {
-				$ret = group_rmv_member($uid, $name, $cid);
-			}
-		}
-
-		// add members
-		$erroraddinguser = false;
-		$errorusers = array();
-		foreach ($users as $user) {
-			$cid = $user['cid'];
-			// check if user really exists as contact
-			$contact = q("SELECT * FROM `contact` WHERE `id` = %d AND `uid` = %d",
-				intval($cid),
-				intval($uid));
-			if (count($contact))
-				$result = group_add_member($uid, $name, $cid, $gid);
-			else {
-				$erroraddinguser = true;
-				$errorusers[] = $cid;
-			}
-		}
-
-		// return success message incl. missing users in array
-		$status = ($erroraddinguser ? "missing user" : "ok");
-		$success = array('success' => true, 'gid' => $gid, 'name' => $name, 'status' => $status, 'wrong users' => $errorusers);
-		return api_format_data("group_update", $type, array('result' => $success));
-	}
-
-	api_register_func('api/friendica/group_update', 'api_friendica_group_update', true, API_METHOD_POST);
-
-	function api_friendica_activity($type) {
-
-		$a = get_app();
-
-		if (api_user() === false) throw new ForbiddenException();
-		$verb = strtolower($a->argv[3]);
-		$verb = preg_replace("|\..*$|", "", $verb);
-
-		$id = (x($_REQUEST, 'id') ? $_REQUEST['id'] : 0);
-
-		$res = do_like($id, $verb);
-
-		if ($res) {
-			if ($type == "xml")
-				$ok = "true";
-			else
-				$ok = "ok";
-			return api_format_data('ok', $type, array('ok' => $ok));
+	return false;
+}
+
+function api_in_reply_to($item)
+{
+	$in_reply_to = array();
+
+	$in_reply_to['status_id'] = null;
+	$in_reply_to['user_id'] = null;
+	$in_reply_to['status_id_str'] = null;
+	$in_reply_to['user_id_str'] = null;
+	$in_reply_to['screen_name'] = null;
+
+	if (($item['thr-parent'] != $item['uri']) && (intval($item['parent']) != intval($item['id']))) {
+		$r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `uri` = '%s' LIMIT 1",
+			intval($item['uid']),
+			dbesc($item['thr-parent']));
+
+		if (DBM::is_result($r)) {
+			$in_reply_to['status_id'] = intval($r[0]['id']);
 		} else {
-			throw new BadRequestException('Error adding activity');
+			$in_reply_to['status_id'] = intval($item['parent']);
 		}
 
-	}
+		$in_reply_to['status_id_str'] = (string) intval($in_reply_to['status_id']);
 
-	/// @TODO move to top of file or somwhere better
-	api_register_func('api/friendica/activity/like', 'api_friendica_activity', true, API_METHOD_POST);
-	api_register_func('api/friendica/activity/dislike', 'api_friendica_activity', true, API_METHOD_POST);
-	api_register_func('api/friendica/activity/attendyes', 'api_friendica_activity', true, API_METHOD_POST);
-	api_register_func('api/friendica/activity/attendno', 'api_friendica_activity', true, API_METHOD_POST);
-	api_register_func('api/friendica/activity/attendmaybe', 'api_friendica_activity', true, API_METHOD_POST);
-	api_register_func('api/friendica/activity/unlike', 'api_friendica_activity', true, API_METHOD_POST);
-	api_register_func('api/friendica/activity/undislike', 'api_friendica_activity', true, API_METHOD_POST);
-	api_register_func('api/friendica/activity/unattendyes', 'api_friendica_activity', true, API_METHOD_POST);
-	api_register_func('api/friendica/activity/unattendno', 'api_friendica_activity', true, API_METHOD_POST);
-	api_register_func('api/friendica/activity/unattendmaybe', 'api_friendica_activity', true, API_METHOD_POST);
-
-	/**
-	 * @brief Returns notifications
-	 *
-	 * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
-	 * @return string
-	*/
-	function api_friendica_notification($type) {
-
-		$a = get_app();
-
-		if (api_user() === false) throw new ForbiddenException();
-		if ($a->argc!==3) throw new BadRequestException("Invalid argument count");
-		$nm = new NotificationsManager();
-
-		$notes = $nm->getAll(array(), "+seen -date", 50);
-
-		if ($type == "xml") {
-			$xmlnotes = array();
-			foreach ($notes AS $note)
-				$xmlnotes[] = array("@attributes" => $note);
-
-			$notes = $xmlnotes;
-		}
-
-		return api_format_data("notes", $type, array('note' => $notes));
-	}
-
-	/**
-	 * @brief Set notification as seen and returns associated item (if possible)
-	 *
-	 * POST request with 'id' param as notification id
-	 *
-	 * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
-	 * @return string
-	 */
-	function api_friendica_notification_seen($type) {
-
-		$a = get_app();
-
-		if (api_user() === false) throw new ForbiddenException();
-		if ($a->argc!==4) throw new BadRequestException("Invalid argument count");
-
-		$id = (x($_REQUEST, 'id') ? intval($_REQUEST['id']) : 0);
-
-		$nm = new NotificationsManager();
-		$note = $nm->getByID($id);
-		if (is_null($note)) throw new BadRequestException("Invalid argument");
-
-		$nm->setSeen($note);
-		if ($note['otype']=='item') {
-			// would be really better with an ItemsManager and $im->getByID() :-P
-			$r = q("SELECT * FROM `item` WHERE `id`=%d AND `uid`=%d",
-				intval($note['iid']),
-				intval(local_user())
-			);
-			if ($r!==false) {
-				// we found the item, return it to the user
-				$user_info = api_get_user($a);
-				$ret = api_format_items($r,$user_info, false, $type);
-				$data = array('status' => $ret);
-				return api_format_data("status", $type, $data);
-			}
-			// the item can't be found, but we set the note as seen, so we count this as a success
-		}
-		return api_format_data('result', $type, array('result' => "success"));
-	}
-
-	/// @TODO move to top of file or somwhere better
-	api_register_func('api/friendica/notification/seen', 'api_friendica_notification_seen', true, API_METHOD_POST);
-	api_register_func('api/friendica/notification', 'api_friendica_notification', true, API_METHOD_GET);
-
-	/**
-	 * @brief update a direct_message to seen state
-	 *
-	 * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
-	 * @return string (success result=ok, error result=error with error message)
-	 */
-	function api_friendica_direct_messages_setseen($type) {
-		$a = get_app();
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
-
-		// params
-		$user_info = api_get_user($a);
-		$uid = $user_info['uid'];
-		$id = (x($_REQUEST, 'id') ? $_REQUEST['id'] : 0);
-
-		// return error if id is zero
-		if ($id == "") {
-			$answer = array('result' => 'error', 'message' => 'message id not specified');
-			return api_format_data("direct_messages_setseen", $type, array('$result' => $answer));
-		}
-
-		// get data of the specified message id
-		$r = q("SELECT `id` FROM `mail` WHERE `id` = %d AND `uid` = %d",
-			intval($id),
-			intval($uid));
-
-		// error message if specified id is not in database
-		if (!DBM::is_result($r)) {
-			$answer = array('result' => 'error', 'message' => 'message id not in database');
-			return api_format_data("direct_messages_setseen", $type, array('$result' => $answer));
-		}
-
-		// update seen indicator
-		$result = q("UPDATE `mail` SET `seen` = 1 WHERE `id` = %d AND `uid` = %d",
-			intval($id),
-			intval($uid));
-
-		if ($result) {
-			// return success
-			$answer = array('result' => 'ok', 'message' => 'message set to seen');
-			return api_format_data("direct_message_setseen", $type, array('$result' => $answer));
-		} else {
-			$answer = array('result' => 'error', 'message' => 'unknown error');
-			return api_format_data("direct_messages_setseen", $type, array('$result' => $answer));
-		}
-	}
-
-	/// @TODO move to top of file or somwhere better
-	api_register_func('api/friendica/direct_messages_setseen', 'api_friendica_direct_messages_setseen', true);
-
-	/**
-	 * @brief search for direct_messages containing a searchstring through api
-	 *
-	 * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
-	 * @return string (success: success=true if found and search_result contains found messages
-	 *                          success=false if nothing was found, search_result='nothing found',
-	 * 		   error: result=error with error message)
-	 */
-	function api_friendica_direct_messages_search($type) {
-		$a = get_app();
-
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
-
-		// params
-		$user_info = api_get_user($a);
-		$searchstring = (x($_REQUEST, 'searchstring') ? $_REQUEST['searchstring'] : "");
-		$uid = $user_info['uid'];
-
-		// error if no searchstring specified
-		if ($searchstring == "") {
-			$answer = array('result' => 'error', 'message' => 'searchstring not specified');
-			return api_format_data("direct_messages_search", $type, array('$result' => $answer));
-		}
-
-		// get data for the specified searchstring
-		$r = q("SELECT `mail`.*, `contact`.`nurl` AS `contact-url` FROM `mail`,`contact` WHERE `mail`.`contact-id` = `contact`.`id` AND `mail`.`uid`=%d AND `body` LIKE '%s' ORDER BY `mail`.`id` DESC",
-			intval($uid),
-			dbesc('%'.$searchstring.'%')
+		$r = q("SELECT `contact`.`nick`, `contact`.`name`, `contact`.`id`, `contact`.`url` FROM item
+			STRAIGHT_JOIN `contact` ON `contact`.`id` = `item`.`author-id`
+			WHERE `item`.`id` = %d LIMIT 1",
+			intval($in_reply_to['status_id'])
 		);
 
-		$profile_url = $user_info["url"];
+		if (DBM::is_result($r)) {
+			if ($r[0]['nick'] == "") {
+				$r[0]['nick'] = api_get_nick($r[0]["url"]);
+			}
 
-		// message if nothing was found
+			$in_reply_to['screen_name'] = (($r[0]['nick']) ? $r[0]['nick'] : $r[0]['name']);
+			$in_reply_to['user_id'] = intval($r[0]['id']);
+			$in_reply_to['user_id_str'] = (string) intval($r[0]['id']);
+		}
+
+		// There seems to be situation, where both fields are identical:
+		// https://github.com/friendica/friendica/issues/1010
+		// This is a bugfix for that.
+		if (intval($in_reply_to['status_id']) == intval($item['id'])) {
+			logger('this message should never appear: id: '.$item['id'].' similar to reply-to: '.$in_reply_to['status_id'], LOGGER_DEBUG);
+			$in_reply_to['status_id'] = null;
+			$in_reply_to['user_id'] = null;
+			$in_reply_to['status_id_str'] = null;
+			$in_reply_to['user_id_str'] = null;
+			$in_reply_to['screen_name'] = null;
+		}
+	}
+
+	return $in_reply_to;
+}
+
+function api_clean_plain_items($Text)
+{
+	$include_entities = strtolower(x($_REQUEST, 'include_entities') ? $_REQUEST['include_entities'] : "false");
+
+	$Text = bb_CleanPictureLinks($Text);
+	$URLSearchString = "^\[\]";
+
+	$Text = preg_replace("/([!#@])\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '$1$3', $Text);
+
+	if ($include_entities == "true") {
+		$Text = preg_replace("/\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '[url=$1]$1[/url]', $Text);
+	}
+
+	// Simplify "attachment" element
+	$Text = api_clean_attachments($Text);
+
+	return($Text);
+}
+
+/**
+ * @brief Removes most sharing information for API text export
+ *
+ * @param string $body The original body
+ *
+ * @return string Cleaned body
+ */
+function api_clean_attachments($body)
+{
+	$data = get_attachment_data($body);
+
+	if (!$data)
+		return $body;
+
+	$body = "";
+
+	if (isset($data["text"]))
+		$body = $data["text"];
+
+	if (($body == "") && (isset($data["title"])))
+		$body = $data["title"];
+
+	if (isset($data["url"]))
+		$body .= "\n".$data["url"];
+
+	$body .= $data["after"];
+
+	return $body;
+}
+
+function api_best_nickname(&$contacts)
+{
+	$best_contact = array();
+
+	if (count($contact) == 0)
+		return;
+
+	foreach ($contacts as $contact)
+		if ($contact["network"] == "") {
+			$contact["network"] = "dfrn";
+			$best_contact = array($contact);
+		}
+
+	if (sizeof($best_contact) == 0)
+		foreach ($contacts as $contact)
+			if ($contact["network"] == "dfrn")
+				$best_contact = array($contact);
+
+	if (sizeof($best_contact) == 0)
+		foreach ($contacts as $contact)
+			if ($contact["network"] == "dspr")
+				$best_contact = array($contact);
+
+	if (sizeof($best_contact) == 0)
+		foreach ($contacts as $contact)
+			if ($contact["network"] == "stat")
+				$best_contact = array($contact);
+
+	if (sizeof($best_contact) == 0)
+		foreach ($contacts as $contact)
+			if ($contact["network"] == "pump")
+				$best_contact = array($contact);
+
+	if (sizeof($best_contact) == 0)
+		foreach ($contacts as $contact)
+			if ($contact["network"] == "twit")
+				$best_contact = array($contact);
+
+	if (sizeof($best_contact) == 1) {
+		$contacts = $best_contact;
+	} else {
+		$contacts = array($contacts[0]);
+	}
+}
+
+// return all or a specified group of the user with the containing contacts
+function api_friendica_group_show($type)
+{
+	$a = get_app();
+
+	if (api_user() === false) throw new ForbiddenException();
+
+	// params
+	$user_info = api_get_user($a);
+	$gid = (x($_REQUEST, 'gid') ? $_REQUEST['gid'] : 0);
+	$uid = $user_info['uid'];
+
+	// get data of the specified group id or all groups if not specified
+	if ($gid != 0) {
+		$r = q(
+			"SELECT * FROM `group` WHERE `deleted` = 0 AND `uid` = %d AND `id` = %d",
+			intval($uid),
+			intval($gid)
+		);
+		// error message if specified gid is not in database
+		if (!DBM::is_result($r))
+			throw new BadRequestException("gid not available");
+	} else {
+		$r = q(
+			"SELECT * FROM `group` WHERE `deleted` = 0 AND `uid` = %d",
+			intval($uid)
+		);
+	}
+
+	// loop through all groups and retrieve all members for adding data in the user array
+	foreach ($r as $rr) {
+		$members = group_get_members($rr['id']);
+		$users = array();
+
+		if ($type == "xml") {
+			$user_element = "users";
+			$k = 0;
+			foreach ($members as $member) {
+				$user = api_get_user($a, $member['nurl']);
+				$users[$k++.":user"] = $user;
+			}
+		} else {
+			$user_element = "user";
+			foreach ($members as $member) {
+				$user = api_get_user($a, $member['nurl']);
+				$users[] = $user;
+			}
+		}
+		$grps[] = array('name' => $rr['name'], 'gid' => $rr['id'], $user_element => $users);
+	}
+	return api_format_data("groups", $type, array('group' => $grps));
+}
+api_register_func('api/friendica/group_show', 'api_friendica_group_show', true);
+
+
+// delete the specified group of the user
+function api_friendica_group_delete($type)
+{
+	$a = get_app();
+
+	if (api_user() === false) throw new ForbiddenException();
+
+	// params
+	$user_info = api_get_user($a);
+	$gid = (x($_REQUEST, 'gid') ? $_REQUEST['gid'] : 0);
+	$name = (x($_REQUEST, 'name') ? $_REQUEST['name'] : "");
+	$uid = $user_info['uid'];
+
+	// error if no gid specified
+	if ($gid == 0 || $name == "")
+		throw new BadRequestException('gid or name not specified');
+
+	// get data of the specified group id
+	$r = q(
+		"SELECT * FROM `group` WHERE `uid` = %d AND `id` = %d",
+		intval($uid),
+		intval($gid)
+	);
+	// error message if specified gid is not in database
+	if (!DBM::is_result($r))
+		throw new BadRequestException('gid not available');
+
+	// get data of the specified group id and group name
+	$rname = q(
+		"SELECT * FROM `group` WHERE `uid` = %d AND `id` = %d AND `name` = '%s'",
+		intval($uid),
+		intval($gid),
+		dbesc($name)
+	);
+	// error message if specified gid is not in database
+	if (!DBM::is_result($rname))
+		throw new BadRequestException('wrong group name');
+
+	// delete group
+	$ret = group_rmv($uid, $name);
+	if ($ret) {
+		// return success
+		$success = array('success' => $ret, 'gid' => $gid, 'name' => $name, 'status' => 'deleted', 'wrong users' => array());
+		return api_format_data("group_delete", $type, array('result' => $success));
+	} else {
+		throw new BadRequestException('other API error');
+	}
+}
+api_register_func('api/friendica/group_delete', 'api_friendica_group_delete', true, API_METHOD_DELETE);
+
+
+// create the specified group with the posted array of contacts
+function api_friendica_group_create($type)
+{
+	$a = get_app();
+
+	if (api_user() === false) throw new ForbiddenException();
+
+	// params
+	$user_info = api_get_user($a);
+	$name = (x($_REQUEST, 'name') ? $_REQUEST['name'] : "");
+	$uid = $user_info['uid'];
+	$json = json_decode($_POST['json'], true);
+	$users = $json['user'];
+
+	// error if no name specified
+	if ($name == "")
+		throw new BadRequestException('group name not specified');
+
+	// get data of the specified group name
+	$rname = q(
+		"SELECT * FROM `group` WHERE `uid` = %d AND `name` = '%s' AND `deleted` = 0",
+		intval($uid),
+		dbesc($name)
+	);
+	// error message if specified group name already exists
+	if (DBM::is_result($rname))
+		throw new BadRequestException('group name already exists');
+
+	// check if specified group name is a deleted group
+	$rname = q(
+		"SELECT * FROM `group` WHERE `uid` = %d AND `name` = '%s' AND `deleted` = 1",
+		intval($uid),
+		dbesc($name)
+	);
+	// error message if specified group name already exists
+	if (DBM::is_result($rname))
+		$reactivate_group = true;
+
+	// create group
+	$ret = group_add($uid, $name);
+	if ($ret) {
+		$gid = group_byname($uid, $name);
+	} else {
+		throw new BadRequestException('other API error');
+	}
+
+	// add members
+	$erroraddinguser = false;
+	$errorusers = array();
+	foreach ($users as $user) {
+		$cid = $user['cid'];
+		// check if user really exists as contact
+		$contact = q(
+			"SELECT * FROM `contact` WHERE `id` = %d AND `uid` = %d",
+			intval($cid),
+			intval($uid)
+		);
+		if (count($contact))
+			$result = group_add_member($uid, $name, $cid, $gid);
+		else {
+			$erroraddinguser = true;
+			$errorusers[] = $cid;
+		}
+	}
+
+	// return success message incl. missing users in array
+	$status = ($erroraddinguser ? "missing user" : ($reactivate_group ? "reactivated" : "ok"));
+	$success = array('success' => true, 'gid' => $gid, 'name' => $name, 'status' => $status, 'wrong users' => $errorusers);
+	return api_format_data("group_create", $type, array('result' => $success));
+}
+api_register_func('api/friendica/group_create', 'api_friendica_group_create', true, API_METHOD_POST);
+
+
+// update the specified group with the posted array of contacts
+function api_friendica_group_update($type)
+{
+	$a = get_app();
+
+	if (api_user() === false) throw new ForbiddenException();
+
+	// params
+	$user_info = api_get_user($a);
+	$uid = $user_info['uid'];
+	$gid = (x($_REQUEST, 'gid') ? $_REQUEST['gid'] : 0);
+	$name = (x($_REQUEST, 'name') ? $_REQUEST['name'] : "");
+	$json = json_decode($_POST['json'], true);
+	$users = $json['user'];
+
+	// error if no name specified
+	if ($name == "")
+		throw new BadRequestException('group name not specified');
+
+	// error if no gid specified
+	if ($gid == "")
+		throw new BadRequestException('gid not specified');
+
+	// remove members
+	$members = group_get_members($gid);
+	foreach ($members as $member) {
+		$cid = $member['id'];
+		foreach ($users as $user) {
+			$found = ($user['cid'] == $cid ? true : false);
+		}
+		if (!$found) {
+			$ret = group_rmv_member($uid, $name, $cid);
+		}
+	}
+
+	// add members
+	$erroraddinguser = false;
+	$errorusers = array();
+	foreach ($users as $user) {
+		$cid = $user['cid'];
+		// check if user really exists as contact
+		$contact = q(
+			"SELECT * FROM `contact` WHERE `id` = %d AND `uid` = %d",
+			intval($cid),
+			intval($uid)
+		);
+
+		if (count($contact)) {
+			$result = group_add_member($uid, $name, $cid, $gid);
+		} else {
+			$erroraddinguser = true;
+			$errorusers[] = $cid;
+		}
+	}
+
+	// return success message incl. missing users in array
+	$status = ($erroraddinguser ? "missing user" : "ok");
+	$success = array('success' => true, 'gid' => $gid, 'name' => $name, 'status' => $status, 'wrong users' => $errorusers);
+	return api_format_data("group_update", $type, array('result' => $success));
+}
+
+api_register_func('api/friendica/group_update', 'api_friendica_group_update', true, API_METHOD_POST);
+
+function api_friendica_activity($type)
+{
+	$a = get_app();
+
+	if (api_user() === false) throw new ForbiddenException();
+	$verb = strtolower($a->argv[3]);
+	$verb = preg_replace("|\..*$|", "", $verb);
+
+	$id = (x($_REQUEST, 'id') ? $_REQUEST['id'] : 0);
+
+	$res = do_like($id, $verb);
+
+	if ($res) {
+		if ($type == "xml") {
+			$ok = "true";
+		} else {
+			$ok = "ok";
+		}
+		return api_format_data('ok', $type, array('ok' => $ok));
+	} else {
+		throw new BadRequestException('Error adding activity');
+	}
+}
+
+/// @TODO move to top of file or somwhere better
+api_register_func('api/friendica/activity/like', 'api_friendica_activity', true, API_METHOD_POST);
+api_register_func('api/friendica/activity/dislike', 'api_friendica_activity', true, API_METHOD_POST);
+api_register_func('api/friendica/activity/attendyes', 'api_friendica_activity', true, API_METHOD_POST);
+api_register_func('api/friendica/activity/attendno', 'api_friendica_activity', true, API_METHOD_POST);
+api_register_func('api/friendica/activity/attendmaybe', 'api_friendica_activity', true, API_METHOD_POST);
+api_register_func('api/friendica/activity/unlike', 'api_friendica_activity', true, API_METHOD_POST);
+api_register_func('api/friendica/activity/undislike', 'api_friendica_activity', true, API_METHOD_POST);
+api_register_func('api/friendica/activity/unattendyes', 'api_friendica_activity', true, API_METHOD_POST);
+api_register_func('api/friendica/activity/unattendno', 'api_friendica_activity', true, API_METHOD_POST);
+api_register_func('api/friendica/activity/unattendmaybe', 'api_friendica_activity', true, API_METHOD_POST);
+
+/**
+ * @brief Returns notifications
+ *
+ * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
+ * @return string
+*/
+function api_friendica_notification($type)
+{
+	$a = get_app();
+
+	if (api_user() === false) throw new ForbiddenException();
+	if ($a->argc!==3) throw new BadRequestException("Invalid argument count");
+	$nm = new NotificationsManager();
+
+	$notes = $nm->getAll(array(), "+seen -date", 50);
+
+	if ($type == "xml") {
+		$xmlnotes = array();
+		foreach ($notes as $note)
+			$xmlnotes[] = array("@attributes" => $note);
+
+		$notes = $xmlnotes;
+	}
+
+	return api_format_data("notes", $type, array('note' => $notes));
+}
+
+/**
+ * @brief Set notification as seen and returns associated item (if possible)
+ *
+ * POST request with 'id' param as notification id
+ *
+ * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
+ * @return string
+ */
+function api_friendica_notification_seen($type)
+{
+	$a = get_app();
+
+	if (api_user() === false) throw new ForbiddenException();
+	if ($a->argc!==4) throw new BadRequestException("Invalid argument count");
+
+	$id = (x($_REQUEST, 'id') ? intval($_REQUEST['id']) : 0);
+
+	$nm = new NotificationsManager();
+	$note = $nm->getByID($id);
+	if (is_null($note)) throw new BadRequestException("Invalid argument");
+
+	$nm->setSeen($note);
+	if ($note['otype']=='item') {
+		// would be really better with an ItemsManager and $im->getByID() :-P
+		$r = q(
+			"SELECT * FROM `item` WHERE `id`=%d AND `uid`=%d",
+			intval($note['iid']),
+			intval(local_user())
+		);
+		if ($r!==false) {
+			// we found the item, return it to the user
+			$user_info = api_get_user($a);
+			$ret = api_format_items($r, $user_info, false, $type);
+			$data = array('status' => $ret);
+			return api_format_data("status", $type, $data);
+		}
+		// the item can't be found, but we set the note as seen, so we count this as a success
+	}
+	return api_format_data('result', $type, array('result' => "success"));
+}
+
+/// @TODO move to top of file or somwhere better
+api_register_func('api/friendica/notification/seen', 'api_friendica_notification_seen', true, API_METHOD_POST);
+api_register_func('api/friendica/notification', 'api_friendica_notification', true, API_METHOD_GET);
+
+/**
+ * @brief update a direct_message to seen state
+ *
+ * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
+ * @return string (success result=ok, error result=error with error message)
+ */
+function api_friendica_direct_messages_setseen($type)
+{
+	$a = get_app();
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+
+	// params
+	$user_info = api_get_user($a);
+	$uid = $user_info['uid'];
+	$id = (x($_REQUEST, 'id') ? $_REQUEST['id'] : 0);
+
+	// return error if id is zero
+	if ($id == "") {
+		$answer = array('result' => 'error', 'message' => 'message id not specified');
+		return api_format_data("direct_messages_setseen", $type, array('$result' => $answer));
+	}
+
+	// get data of the specified message id
+	$r = q(
+		"SELECT `id` FROM `mail` WHERE `id` = %d AND `uid` = %d",
+		intval($id),
+		intval($uid)
+	);
+
+	// error message if specified id is not in database
+	if (!DBM::is_result($r)) {
+		$answer = array('result' => 'error', 'message' => 'message id not in database');
+		return api_format_data("direct_messages_setseen", $type, array('$result' => $answer));
+	}
+
+	// update seen indicator
+	$result = q(
+		"UPDATE `mail` SET `seen` = 1 WHERE `id` = %d AND `uid` = %d",
+		intval($id),
+		intval($uid)
+	);
+
+	if ($result) {
+		// return success
+		$answer = array('result' => 'ok', 'message' => 'message set to seen');
+		return api_format_data("direct_message_setseen", $type, array('$result' => $answer));
+	} else {
+		$answer = array('result' => 'error', 'message' => 'unknown error');
+		return api_format_data("direct_messages_setseen", $type, array('$result' => $answer));
+	}
+}
+
+/// @TODO move to top of file or somwhere better
+api_register_func('api/friendica/direct_messages_setseen', 'api_friendica_direct_messages_setseen', true);
+
+/**
+ * @brief search for direct_messages containing a searchstring through api
+ *
+ * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
+ * @return string (success: success=true if found and search_result contains found messages
+ *                          success=false if nothing was found, search_result='nothing found',
+ * 		   error: result=error with error message)
+ */
+function api_friendica_direct_messages_search($type)
+{
+	$a = get_app();
+
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+
+	// params
+	$user_info = api_get_user($a);
+	$searchstring = (x($_REQUEST, 'searchstring') ? $_REQUEST['searchstring'] : "");
+	$uid = $user_info['uid'];
+
+	// error if no searchstring specified
+	if ($searchstring == "") {
+		$answer = array('result' => 'error', 'message' => 'searchstring not specified');
+		return api_format_data("direct_messages_search", $type, array('$result' => $answer));
+	}
+
+	// get data for the specified searchstring
+	$r = q(
+		"SELECT `mail`.*, `contact`.`nurl` AS `contact-url` FROM `mail`,`contact` WHERE `mail`.`contact-id` = `contact`.`id` AND `mail`.`uid`=%d AND `body` LIKE '%s' ORDER BY `mail`.`id` DESC",
+		intval($uid),
+		dbesc('%'.$searchstring.'%')
+	);
+
+	$profile_url = $user_info["url"];
+
+	// message if nothing was found
+	if (!DBM::is_result($r)) {
+		$success = array('success' => false, 'search_results' => 'problem with query');
+	} elseif (count($r) == 0) {
+		$success = array('success' => false, 'search_results' => 'nothing found');
+	} else {
+		$ret = array();
+		foreach ($r as $item) {
+			if ($box == "inbox" || $item['from-url'] != $profile_url) {
+				$recipient = $user_info;
+				$sender = api_get_user($a, normalise_link($item['contact-url']));
+			} elseif ($box == "sentbox" || $item['from-url'] == $profile_url) {
+				$recipient = api_get_user($a, normalise_link($item['contact-url']));
+				$sender = $user_info;
+			}
+
+			$ret[] = api_format_messages($item, $recipient, $sender);
+		}
+		$success = array('success' => true, 'search_results' => $ret);
+	}
+
+	return api_format_data("direct_message_search", $type, array('$result' => $success));
+}
+
+/// @TODO move to top of file or somwhere better
+api_register_func('api/friendica/direct_messages_search', 'api_friendica_direct_messages_search', true);
+
+/**
+ * @brief return data of all the profiles a user has to the client
+ *
+ * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
+ * @return string
+ */
+function api_friendica_profile_show($type)
+{
+	$a = get_app();
+
+	if (api_user() === false) {
+		throw new ForbiddenException();
+	}
+
+	// input params
+	$profileid = (x($_REQUEST, 'profile_id') ? $_REQUEST['profile_id'] : 0);
+
+	// retrieve general information about profiles for user
+	$multi_profiles = feature_enabled(api_user(), 'multi_profiles');
+	$directory = Config::get('system', 'directory');
+
+	// get data of the specified profile id or all profiles of the user if not specified
+	if ($profileid != 0) {
+		$r = q(
+			"SELECT * FROM `profile` WHERE `uid` = %d AND `id` = %d",
+			intval(api_user()),
+			intval($profileid)
+		);
+
+		// error message if specified gid is not in database
 		if (!DBM::is_result($r)) {
-			$success = array('success' => false, 'search_results' => 'problem with query');
-		} elseif (count($r) == 0) {
-			$success = array('success' => false, 'search_results' => 'nothing found');
-		} else {
-			$ret = array();
-			foreach ($r as $item) {
-				if ($box == "inbox" || $item['from-url'] != $profile_url) {
-					$recipient = $user_info;
-					$sender = api_get_user($a,normalise_link($item['contact-url']));
-				} elseif ($box == "sentbox" || $item['from-url'] == $profile_url) {
-					$recipient = api_get_user($a,normalise_link($item['contact-url']));
-					$sender = $user_info;
-				}
-
-				$ret[] = api_format_messages($item, $recipient, $sender);
-			}
-			$success = array('success' => true, 'search_results' => $ret);
+			throw new BadRequestException("profile_id not available");
 		}
-
-		return api_format_data("direct_message_search", $type, array('$result' => $success));
+	} else {
+		$r = q(
+			"SELECT * FROM `profile` WHERE `uid` = %d",
+			intval(api_user())
+		);
 	}
+	// loop through all returned profiles and retrieve data and users
+	$k = 0;
+	foreach ($r as $rr) {
+		$profile = api_format_items_profiles($rr, $type);
 
-	/// @TODO move to top of file or somwhere better
-	api_register_func('api/friendica/direct_messages_search', 'api_friendica_direct_messages_search', true);
+		// select all users from contact table, loop and prepare standard return for user data
+		$users = array();
+		$r = q(
+			"SELECT `id`, `nurl` FROM `contact` WHERE `uid`= %d AND `profile-id` = %d",
+			intval(api_user()),
+			intval($rr['profile_id'])
+		);
 
-	/**
-	 * @brief return data of all the profiles a user has to the client
-	 *
-	 * @param string $type Known types are 'atom', 'rss', 'xml' and 'json'
-	 * @return string
-	 */
-	function api_friendica_profile_show($type) {
-		$a = get_app();
-
-		if (api_user() === false) {
-			throw new ForbiddenException();
-		}
-
-		// input params
-		$profileid = (x($_REQUEST, 'profile_id') ? $_REQUEST['profile_id'] : 0);
-
-		// retrieve general information about profiles for user
-		$multi_profiles = feature_enabled(api_user(),'multi_profiles');
-		$directory = Config::get('system', 'directory');
-
-		// get data of the specified profile id or all profiles of the user if not specified
-		if ($profileid != 0) {
-			$r = q("SELECT * FROM `profile` WHERE `uid` = %d AND `id` = %d",
-				intval(api_user()),
-				intval($profileid));
-
-			// error message if specified gid is not in database
-			if (!DBM::is_result($r)) {
-				throw new BadRequestException("profile_id not available");
-			}
-		} else {
-			$r = q("SELECT * FROM `profile` WHERE `uid` = %d",
-				intval(api_user()));
-		}
-		// loop through all returned profiles and retrieve data and users
-		$k = 0;
 		foreach ($r as $rr) {
-			$profile = api_format_items_profiles($rr, $type);
-
-			// select all users from contact table, loop and prepare standard return for user data
-			$users = array();
-			$r = q("SELECT `id`, `nurl` FROM `contact` WHERE `uid`= %d AND `profile-id` = %d",
-				intval(api_user()),
-				intval($rr['profile_id']));
-
-			foreach ($r as $rr) {
-				$user = api_get_user($a, $rr['nurl']);
-				($type == "xml") ? $users[$k++ . ":user"] = $user : $users[] = $user;
-			}
-			$profile['users'] = $users;
-
-			// add prepared profile data to array for final return
-			if ($type == "xml") {
-				$profiles[$k++ . ":profile"] = $profile;
-			} else {
-				$profiles[] = $profile;
-			}
+			$user = api_get_user($a, $rr['nurl']);
+			($type == "xml") ? $users[$k++ . ":user"] = $user : $users[] = $user;
 		}
+		$profile['users'] = $users;
 
-		// return settings, authenticated user and profiles data
-		$self = q("SELECT `nurl` FROM `contact` WHERE `uid`= %d AND `self` LIMIT 1", intval(api_user()));
-
-		$result = array('multi_profiles' => $multi_profiles ? true : false,
-						'global_dir' => $directory,
-						'friendica_owner' => api_get_user($a, $self[0]['nurl']),
-						'profiles' => $profiles);
-		return api_format_data("friendica_profiles", $type, array('$result' => $result));
+		// add prepared profile data to array for final return
+		if ($type == "xml") {
+			$profiles[$k++ . ":profile"] = $profile;
+		} else {
+			$profiles[] = $profile;
+		}
 	}
-	api_register_func('api/friendica/profile/show', 'api_friendica_profile_show', true, API_METHOD_GET);
+
+	// return settings, authenticated user and profiles data
+	$self = q("SELECT `nurl` FROM `contact` WHERE `uid`= %d AND `self` LIMIT 1", intval(api_user()));
+
+	$result = array('multi_profiles' => $multi_profiles ? true : false,
+					'global_dir' => $directory,
+					'friendica_owner' => api_get_user($a, $self[0]['nurl']),
+					'profiles' => $profiles);
+	return api_format_data("friendica_profiles", $type, array('$result' => $result));
+}
+api_register_func('api/friendica/profile/show', 'api_friendica_profile_show', true, API_METHOD_GET);
 
 /*
 @TODO Maybe open to implement?
diff --git a/include/html2bbcode.php b/include/html2bbcode.php
index 257539b074..0e575f5061 100644
--- a/include/html2bbcode.php
+++ b/include/html2bbcode.php
@@ -8,7 +8,8 @@
  * 					https://github.com/annando/Syncom
  */
 
-require_once("include/xml.php");
+use Friendica\Util\Xml;
+
 
 function node2bbcode(&$doc, $oldnode, $attributes, $startbb, $endbb)
 {
@@ -86,7 +87,8 @@ function html2bbcode($message, $basepath = '')
 
 	// Removing code blocks before the whitespace removal processing below
 	$codeblocks = [];
-	$message = preg_replace_callback('#<pre><code(?: class="([^"]*)")?>(.*)</code></pre>#iUs',
+	$message = preg_replace_callback(
+		'#<pre><code(?: class="([^"]*)")?>(.*)</code></pre>#iUs',
 		function ($matches) use (&$codeblocks) {
 			$return = '[codeblock-' . count($codeblocks) . ']';
 
@@ -96,18 +98,21 @@ function html2bbcode($message, $basepath = '')
 			}
 			$codeblocks[] = $prefix . $matches[2] . '[/code]';
 			return $return;
-		}
-	, $message);
+		},
+		$message
+	);
 
-	$message = str_replace(array(
-					"<li><p>",
-					"</p></li>",
-				),
-				array(
-					"<li>",
-					"</li>",
-				),
-				$message);
+	$message = str_replace(
+		array(
+			"<li><p>",
+			"</p></li>",
+		),
+		array(
+			"<li>",
+			"</li>",
+		),
+		$message
+	);
 
 	// remove namespaces
 	$message = preg_replace('=<(\w+):(.+?)>=', '<removeme>', $message);
@@ -120,17 +125,18 @@ function html2bbcode($message, $basepath = '')
 
 	@$doc->loadHTML($message);
 
-	xml::deleteNode($doc, 'style');
-	xml::deleteNode($doc, 'head');
-	xml::deleteNode($doc, 'title');
-	xml::deleteNode($doc, 'meta');
-	xml::deleteNode($doc, 'xml');
-	xml::deleteNode($doc, 'removeme');
+	Xml::deleteNode($doc, 'style');
+	Xml::deleteNode($doc, 'head');
+	Xml::deleteNode($doc, 'title');
+	Xml::deleteNode($doc, 'meta');
+	Xml::deleteNode($doc, 'xml');
+	Xml::deleteNode($doc, 'removeme');
 
 	$xpath = new DomXPath($doc);
 	$list = $xpath->query("//pre");
-	foreach ($list as $node)
+	foreach ($list as $node) {
 		$node->nodeValue = str_replace("\n", "\r", $node->nodeValue);
+	}
 
 	$message = $doc->saveHTML();
 	$message = str_replace(array("\n<", ">\n", "\r", "\n", "\xC3\x82\xC2\xA0"), array("<", ">", "<br />", " ", ""), $message);
@@ -158,7 +164,7 @@ function html2bbcode($message, $basepath = '')
 	node2bbcode($doc, 'font', array('face'=>'/([\w ]+)/'), '[font=$1]', '[/font]');
 	node2bbcode($doc, 'font', array('size'=>'/(\d+)/'), '[size=$1]', '[/size]');
 	node2bbcode($doc, 'font', array('color'=>'/(.+)/'), '[color=$1]', '[/color]');
-*/
+	*/
 	// Untested
 	//node2bbcode($doc, 'span', array('style'=>'/.*font-size:\s*(.+?)[,;].*font-family:\s*(.+?)[,;].*color:\s*(.+?)[,;].*/'), '[size=$1][font=$2][color=$3]', '[/color][/font][/size]');
 	//node2bbcode($doc, 'span', array('style'=>'/.*font-size:\s*(\d+)[,;].*/'), '[size=$1]', '[/size]');
@@ -281,45 +287,52 @@ function html2bbcode($message, $basepath = '')
 
 	do {
 		$oldmessage = $message;
-		$message = str_replace(array(
-					"[/size]\n\n",
-					"\n[hr]",
-					"[hr]\n",
-					"\n[list",
-					"[/list]\n",
-					"\n[/",
-					"[list]\n",
-					"[list=1]\n",
-					"\n[*]"),
-				array(
-					"[/size]\n",
-					"[hr]",
-					"[hr]",
-					"[list",
-					"[/list]",
-					"[/",
-					"[list]",
-					"[list=1]",
-					"[*]"),
-				$message);
+		$message = str_replace(
+			array(
+				"[/size]\n\n",
+				"\n[hr]",
+				"[hr]\n",
+				"\n[list",
+				"[/list]\n",
+				"\n[/",
+				"[list]\n",
+				"[list=1]\n",
+				"\n[*]"),
+			array(
+				"[/size]\n",
+				"[hr]",
+				"[hr]",
+				"[list",
+				"[/list]",
+				"[/",
+				"[list]",
+				"[list=1]",
+				"[*]"),
+			$message
+		);
 	} while ($message != $oldmessage);
 
-	$message = str_replace(array('[b][b]', '[/b][/b]', '[i][i]', '[/i][/i]'),
-		array('[b]', '[/b]', '[i]', '[/i]'), $message);
+	$message = str_replace(
+		array('[b][b]', '[/b][/b]', '[i][i]', '[/i][/i]'),
+		array('[b]', '[/b]', '[i]', '[/i]'),
+		$message
+	);
 
 	// Handling Yahoo style of mails
 	$message = str_replace('[hr][b]From:[/b]', '[quote][b]From:[/b]', $message);
 
 	// Restore code blocks
-	$message = preg_replace_callback('#\[codeblock-([0-9]+)\]#iU',
+	$message = preg_replace_callback(
+		'#\[codeblock-([0-9]+)\]#iU',
 		function ($matches) use ($codeblocks) {
 			$return = '';
 			if (isset($codeblocks[intval($matches[1])])) {
 				$return = $codeblocks[$matches[1]];
 			}
 			return $return;
-		}
-	, $message);
+		},
+		$message
+	);
 
 	$message = trim($message);
 
@@ -333,12 +346,13 @@ function html2bbcode($message, $basepath = '')
 /**
  * @brief Sub function to complete incomplete URL
  *
- * @param array $matches Result of preg_replace_callback
+ * @param array  $matches  Result of preg_replace_callback
  * @param string $basepath Basepath that is used to complete the URL
  *
  * @return string The expanded URL
  */
-function addHostnameSub($matches, $basepath) {
+function addHostnameSub($matches, $basepath)
+{
 	$base = parse_url($basepath);
 	unset($base['query']);
 	unset($base['fragment']);
@@ -355,12 +369,13 @@ function addHostnameSub($matches, $basepath) {
 /**
  * @brief Complete incomplete URLs in BBCode
  *
- * @param string $body Body with URLs
+ * @param string $body     Body with URLs
  * @param string $basepath Basepath that is used to complete the URL
  *
  * @return string Body with expanded URLs
  */
-function addHostname($body, $basepath) {
+function addHostname($body, $basepath)
+{
 	$URLSearchString = "^\[\]";
 
 	$matches = array("/\[url\=([$URLSearchString]*)\].*?\[\/url\]/ism",
@@ -373,11 +388,14 @@ function addHostname($body, $basepath) {
 			"/\[audio\](.*?)\[\/audio\]/ism",
 			);
 
-	foreach ($matches AS $match) {
-		$body = preg_replace_callback($match,
-						function ($match) use ($basepath) {
-							return addHostnameSub($match, $basepath);
-						}, $body);
+	foreach ($matches as $match) {
+		$body = preg_replace_callback(
+			$match,
+			function ($match) use ($basepath) {
+				return addHostnameSub($match, $basepath);
+			},
+			$body
+		);
 	}
 	return $body;
 }
diff --git a/include/network.php b/include/network.php
index 90aea6e766..7e38811236 100644
--- a/include/network.php
+++ b/include/network.php
@@ -8,8 +8,7 @@ use Friendica\App;
 use Friendica\Core\System;
 use Friendica\Core\Config;
 use Friendica\Network\Probe;
-
-require_once("include/xml.php");
+use Friendica\Util\Xml;
 
 /**
  * @brief Curl wrapper
@@ -18,18 +17,18 @@ require_once("include/xml.php");
  * Set the cookiejar argument to a string (e.g. "/tmp/friendica-cookies.txt")
  * to preserve cookies from one request to the next.
  *
- * @param string $url URL to fetch
- * @param boolean $binary default false
- *    TRUE if asked to return binary results (file download)
- * @param integer $redirects The recursion counter for internal use - default 0
- * @param integer $timeout Timeout in seconds, default system config value or 60 seconds
- * @param string $accept_content supply Accept: header with 'accept_content' as the value
- * @param string $cookiejar Path to cookie jar file
+ * @param string  $url            URL to fetch
+ * @param boolean $binary         default false
+ *                                TRUE if asked to return binary results (file download)
+ * @param integer $redirects      The recursion counter for internal use - default 0
+ * @param integer $timeout        Timeout in seconds, default system config value or 60 seconds
+ * @param string  $accept_content supply Accept: header with 'accept_content' as the value
+ * @param string  $cookiejar      Path to cookie jar file
  *
  * @return string The fetched content
  */
-function fetch_url($url,$binary = false, &$redirects = 0, $timeout = 0, $accept_content=Null, $cookiejar = 0) {
-
+function fetch_url($url, $binary = false, &$redirects = 0, $timeout = 0, $accept_content = null, $cookiejar = 0)
+{
 	$ret = z_fetch_url(
 		$url,
 		$binary,
@@ -37,7 +36,8 @@ function fetch_url($url,$binary = false, &$redirects = 0, $timeout = 0, $accept_
 		array('timeout'=>$timeout,
 		'accept_content'=>$accept_content,
 		'cookiejar'=>$cookiejar
-		));
+		)
+	);
 
 	return($ret['body']);
 }
@@ -45,17 +45,17 @@ function fetch_url($url,$binary = false, &$redirects = 0, $timeout = 0, $accept_
 /**
  * @brief fetches an URL.
  *
- * @param string $url URL to fetch
- * @param boolean $binary default false
- *    TRUE if asked to return binary results (file download)
- * @param int $redirects The recursion counter for internal use - default 0
- * @param array $opts (optional parameters) assoziative array with:
- *    'accept_content' => supply Accept: header with 'accept_content' as the value
- *    'timeout' => int Timeout in seconds, default system config value or 60 seconds
- *    'http_auth' => username:password
- *    'novalidate' => do not validate SSL certs, default is to validate using our CA list
- *    'nobody' => only return the header
- *    'cookiejar' => path to cookie jar file
+ * @param string  $url       URL to fetch
+ * @param boolean $binary    default false
+ *                           TRUE if asked to return binary results (file download)
+ * @param int     $redirects The recursion counter for internal use - default 0
+ * @param array   $opts      (optional parameters) assoziative array with:
+ *                           'accept_content' => supply Accept: header with 'accept_content' as the value
+ *                           'timeout' => int Timeout in seconds, default system config value or 60 seconds
+ *                           'http_auth' => username:password
+ *                           'novalidate' => do not validate SSL certs, default is to validate using our CA list
+ *                           'nobody' => only return the header
+ *                           'cookiejar' => path to cookie jar file
  *
  * @return array an assoziative array with:
  *    int 'return_code' => HTTP return code or 0 if timeout or failure
@@ -64,7 +64,8 @@ function fetch_url($url,$binary = false, &$redirects = 0, $timeout = 0, $accept_
  *    string 'header' => HTTP headers
  *    string 'body' => fetched content
  */
-function z_fetch_url($url, $binary = false, &$redirects = 0, $opts = array()) {
+function z_fetch_url($url, $binary = false, &$redirects = 0, $opts = array())
+{
 	$ret = array('return_code' => 0, 'success' => false, 'header' => '', 'info' => '', 'body' => '');
 
 	$stamp1 = microtime(true);
@@ -89,14 +90,16 @@ function z_fetch_url($url, $binary = false, &$redirects = 0, $opts = array()) {
 		curl_setopt($ch, CURLOPT_COOKIEFILE, $opts["cookiejar"]);
 	}
 
-// These settings aren't needed. We're following the location already.
-//	@curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
-//	@curl_setopt($ch, CURLOPT_MAXREDIRS, 5);
+	// These settings aren't needed. We're following the location already.
+	//	@curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
+	//	@curl_setopt($ch, CURLOPT_MAXREDIRS, 5);
 
 	if (x($opts, 'accept_content')) {
-		curl_setopt($ch, CURLOPT_HTTPHEADER, array(
-			'Accept: ' . $opts['accept_content']
-		));
+		curl_setopt(
+			$ch,
+			CURLOPT_HTTPHEADER,
+			array('Accept: ' . $opts['accept_content'])
+		);
 	}
 
 	@curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
@@ -192,7 +195,7 @@ function z_fetch_url($url, $binary = false, &$redirects = 0, $opts = array()) {
 	// allow for HTTP/2.x without fixing code
 
 	while (preg_match('/^HTTP\/[1-2].+? [1-5][0-9][0-9]/', $base)) {
-		$chunk = substr($base, 0, strpos($base,"\r\n\r\n") + 4);
+		$chunk = substr($base, 0, strpos($base, "\r\n\r\n") + 4);
 		$header .= $chunk;
 		$base = substr($base, strlen($chunk));
 	}
@@ -216,7 +219,7 @@ function z_fetch_url($url, $binary = false, &$redirects = 0, $opts = array()) {
 		if (preg_match('/(Location:|URI:)(.*?)\n/i', $header, $matches)) {
 			$newurl = trim(array_pop($matches));
 		}
-		if (strpos($newurl,'/') === 0) {
+		if (strpos($newurl, '/') === 0) {
 			$newurl = $old_location_info["scheme"]."://".$old_location_info["host"].$newurl;
 		}
 
@@ -261,15 +264,16 @@ function z_fetch_url($url, $binary = false, &$redirects = 0, $opts = array()) {
 /**
  * @brief Send POST request to $url
  *
- * @param string $url URL to post
- * @param mixed $params array of POST variables
- * @param string $headers HTTP headers
+ * @param string  $url       URL to post
+ * @param mixed   $params    array of POST variables
+ * @param string  $headers   HTTP headers
  * @param integer $redirects Recursion counter for internal use - default = 0
- * @param integer $timeout The timeout in seconds, default system config value or 60 seconds
+ * @param integer $timeout   The timeout in seconds, default system config value or 60 seconds
  *
  * @return string The content
  */
-function post_url($url, $params, $headers = null, &$redirects = 0, $timeout = 0) {
+function post_url($url, $params, $headers = null, &$redirects = 0, $timeout = 0)
+{
 	$stamp1 = microtime(true);
 
 	if (blocked_url($url)) {
@@ -394,8 +398,8 @@ function post_url($url, $params, $headers = null, &$redirects = 0, $timeout = 0)
 // Outputs a basic dfrn XML status structure to STDOUT, with a <status> variable
 // of $st and an optional text <message> of $message and terminates the current process.
 
-function xml_status($st, $message = '') {
-
+function xml_status($st, $message = '')
+{
 	$result = array('status' => $st);
 
 	if ($message != '') {
@@ -410,7 +414,7 @@ function xml_status($st, $message = '') {
 
 	$xmldata = array("result" => $result);
 
-	echo xml::from_array($xmldata, $xml);
+	echo Xml::from_array($xmldata, $xml);
 
 	killme();
 }
@@ -427,17 +431,19 @@ function xml_status($st, $message = '') {
 /**
  * @brief Send HTTP status header and exit.
  *
- * @param integer $val HTTP status result value
- * @param array $description optional message
- *    'title' => header title
- *    'description' => optional message
+ * @param integer $val         HTTP status result value
+ * @param array   $description optional message
+ *                             'title' => header title
+ *                             'description' => optional message
  */
-function http_status_exit($val, $description = array()) {
+function http_status_exit($val, $description = array())
+{
 	$err = '';
 	if ($val >= 400) {
 		$err = 'Error';
-		if (!isset($description["title"]))
+		if (!isset($description["title"])) {
 			$description["title"] = $err." ".$val;
+		}
 	}
 	if ($val >= 200 && $val < 300)
 		$err = 'OK';
@@ -447,12 +453,15 @@ function http_status_exit($val, $description = array()) {
 
 	if (isset($description["title"])) {
 		$tpl = get_markup_template('http_status.tpl');
-		echo replace_macros($tpl, array('$title' => $description["title"],
-						'$description' => $description["description"]));
+		echo replace_macros(
+			$tpl,
+			array(
+				'$title' => $description["title"],
+				'$description' => $description["description"])
+		);
 	}
 
 	killme();
-
 }
 
 /**
@@ -464,15 +473,17 @@ function http_status_exit($val, $description = array()) {
  * @param string $url The URL to be validated
  * @return boolean True if it's a valid URL, fals if something wrong with it
  */
-function validate_url(&$url) {
-	if (Config::get('system','disable_url_validation'))
+function validate_url(&$url)
+{
+	if (Config::get('system', 'disable_url_validation')) {
 		return true;
+	}
 
 	// no naked subdomains (allow localhost for tests)
-	if (strpos($url,'.') === false && strpos($url,'/localhost/') === false)
+	if (strpos($url, '.') === false && strpos($url, '/localhost/') === false)
 		return false;
 
-	if (substr($url,0,4) != 'http')
+	if (substr($url, 0, 4) != 'http')
 		$url = 'http://' . $url;
 
 	/// @TODO Really supress function outcomes? Why not find them + debug them?
@@ -491,14 +502,17 @@ function validate_url(&$url) {
  * @param string $addr The email address
  * @return boolean True if it's a valid email address, false if it's not
  */
-function validate_email($addr) {
-
-	if (Config::get('system','disable_email_validation'))
+function validate_email($addr)
+{
+	if (Config::get('system', 'disable_email_validation')) {
 		return true;
+	}
 
-	if (! strpos($addr,'@'))
+	if (! strpos($addr, '@')) {
 		return false;
-	$h = substr($addr,strpos($addr,'@') + 1);
+	}
+
+	$h = substr($addr, strpos($addr, '@') + 1);
 
 	if (($h) && (dns_get_record($h, DNS_A + DNS_CNAME + DNS_PTR + DNS_MX) || filter_var($h, FILTER_VALIDATE_IP) )) {
 		return true;
@@ -515,8 +529,8 @@ function validate_email($addr) {
  * @param string $url URL which get tested
  * @return boolean True if url is allowed otherwise return false
  */
-function allowed_url($url) {
-
+function allowed_url($url)
+{
 	$h = @parse_url($url);
 
 	if (! $h) {
@@ -556,10 +570,11 @@ function allowed_url($url) {
  * Checks if the provided url domain is on the domain blocklist.
  * Returns true if it is or malformed URL, false if not.
  *
- * @param string $url The url to check the domain from
+ * @param  string $url The url to check the domain from
  * @return boolean
  */
-function blocked_url($url) {
+function blocked_url($url)
+{
 	$h = @parse_url($url);
 
 	if (! $h) {
@@ -587,18 +602,18 @@ function blocked_url($url) {
  *
  * Compare against our list (wildcards allowed).
  *
- * @param type $email
+ * @param  string $email email address
  * @return boolean False if not allowed, true if allowed
  *    or if allowed list is not configured
  */
-function allowed_email($email) {
-
-	$domain = strtolower(substr($email,strpos($email,'@') + 1));
+function allowed_email($email)
+{
+	$domain = strtolower(substr($email, strpos($email, '@') + 1));
 	if (! $domain) {
 		return false;
 	}
 
-	$str_allowed = Config::get('system','allowed_email');
+	$str_allowed = Config::get('system', 'allowed_email');
 	if (! $str_allowed) {
 		return true;
 	}
@@ -606,12 +621,12 @@ function allowed_email($email) {
 	$found = false;
 
 	$fnmatch = function_exists('fnmatch');
-	$allowed = explode(',',$str_allowed);
+	$allowed = explode(',', $str_allowed);
 
 	if (count($allowed)) {
 		foreach ($allowed as $a) {
 			$pat = strtolower(trim($a));
-			if (($fnmatch && fnmatch($pat,$domain)) || ($pat == $domain)) {
+			if (($fnmatch && fnmatch($pat, $domain)) || ($pat == $domain)) {
 				$found = true;
 				break;
 			}
@@ -620,8 +635,8 @@ function allowed_email($email) {
 	return $found;
 }
 
-function avatar_img($email) {
-
+function avatar_img($email)
+{
 	$avatar['size'] = 175;
 	$avatar['email'] = $email;
 	$avatar['url'] = '';
@@ -638,7 +653,8 @@ function avatar_img($email) {
 }
 
 
-function parse_xml_string($s, $strict = true) {
+function parse_xml_string($s, $strict = true)
+{
 	// the "strict" parameter is deactivated
 
 	/// @todo Move this function to the xml class
@@ -655,10 +671,10 @@ function parse_xml_string($s, $strict = true) {
 	return $x;
 }
 
-function scale_external_images($srctext, $include_link = true, $scale_replace = false) {
-
+function scale_external_images($srctext, $include_link = true, $scale_replace = false)
+{
 	// Suppress "view full size"
-	if (intval(Config::get('system','no_view_full_size'))) {
+	if (intval(Config::get('system', 'no_view_full_size'))) {
 		$include_link = false;
 	}
 
@@ -668,14 +684,14 @@ function scale_external_images($srctext, $include_link = true, $scale_replace =
 	$s = htmlspecialchars_decode($srctext);
 
 	$matches = null;
-	$c = preg_match_all('/\[img.*?\](.*?)\[\/img\]/ism',$s,$matches,PREG_SET_ORDER);
+	$c = preg_match_all('/\[img.*?\](.*?)\[\/img\]/ism', $s, $matches, PREG_SET_ORDER);
 	if ($c) {
-		require_once('include/Photo.php');
+		require_once 'include/Photo.php';
 		foreach ($matches as $mtch) {
 			logger('scale_external_image: ' . $mtch[1]);
 
-			$hostname = str_replace('www.','',substr(System::baseUrl(),strpos(System::baseUrl(),'://')+3));
-			if (stristr($mtch[1],$hostname)) {
+			$hostname = str_replace('www.', '', substr(System::baseUrl(), strpos(System::baseUrl(), '://') + 3));
+			if (stristr($mtch[1], $hostname)) {
 				continue;
 			}
 
@@ -695,7 +711,7 @@ function scale_external_images($srctext, $include_link = true, $scale_replace =
 			}
 
 			// guess mimetype from headers or filename
-			$type = guess_image_type($mtch[1],true);
+			$type = guess_image_type($mtch[1], true);
 
 			if ($i) {
 				$ph = new Photo($i, $type);
@@ -704,15 +720,18 @@ function scale_external_images($srctext, $include_link = true, $scale_replace =
 					$orig_height = $ph->getHeight();
 
 					if ($orig_width > 640 || $orig_height > 640) {
-
 						$ph->scaleImage(640);
 						$new_width = $ph->getWidth();
 						$new_height = $ph->getHeight();
 						logger('scale_external_images: ' . $orig_width . '->' . $new_width . 'w ' . $orig_height . '->' . $new_height . 'h' . ' match: ' . $mtch[0], LOGGER_DEBUG);
-						$s = str_replace($mtch[0],'[img=' . $new_width . 'x' . $new_height. ']' . $scaled . '[/img]'
+						$s = str_replace(
+							$mtch[0],
+							'[img=' . $new_width . 'x' . $new_height. ']' . $scaled . '[/img]'
 							. "\n" . (($include_link)
 								? '[url=' . $mtch[1] . ']' . t('view full size') . '[/url]' . "\n"
-								: ''),$s);
+								: ''),
+							$s
+						);
 						logger('scale_external_images: new string: ' . $s, LOGGER_DEBUG);
 					}
 				}
@@ -721,32 +740,32 @@ function scale_external_images($srctext, $include_link = true, $scale_replace =
 	}
 
 	// replace the special char encoding
-	$s = htmlspecialchars($s,ENT_NOQUOTES,'UTF-8');
+	$s = htmlspecialchars($s, ENT_NOQUOTES, 'UTF-8');
 	return $s;
 }
 
 
-function fix_contact_ssl_policy(&$contact,$new_policy) {
-
+function fix_contact_ssl_policy(&$contact, $new_policy)
+{
 	$ssl_changed = false;
-	if ((intval($new_policy) == SSL_POLICY_SELFSIGN || $new_policy === 'self') && strstr($contact['url'],'https:')) {
+	if ((intval($new_policy) == SSL_POLICY_SELFSIGN || $new_policy === 'self') && strstr($contact['url'], 'https:')) {
 		$ssl_changed = true;
-		$contact['url']     = 	str_replace('https:','http:',$contact['url']);
-		$contact['request'] = 	str_replace('https:','http:',$contact['request']);
-		$contact['notify']  = 	str_replace('https:','http:',$contact['notify']);
-		$contact['poll']    = 	str_replace('https:','http:',$contact['poll']);
-		$contact['confirm'] = 	str_replace('https:','http:',$contact['confirm']);
-		$contact['poco']    = 	str_replace('https:','http:',$contact['poco']);
+		$contact['url']     = 	str_replace('https:', 'http:', $contact['url']);
+		$contact['request'] = 	str_replace('https:', 'http:', $contact['request']);
+		$contact['notify']  = 	str_replace('https:', 'http:', $contact['notify']);
+		$contact['poll']    = 	str_replace('https:', 'http:', $contact['poll']);
+		$contact['confirm'] = 	str_replace('https:', 'http:', $contact['confirm']);
+		$contact['poco']    = 	str_replace('https:', 'http:', $contact['poco']);
 	}
 
-	if ((intval($new_policy) == SSL_POLICY_FULL || $new_policy === 'full') && strstr($contact['url'],'http:')) {
+	if ((intval($new_policy) == SSL_POLICY_FULL || $new_policy === 'full') && strstr($contact['url'], 'http:')) {
 		$ssl_changed = true;
-		$contact['url']     = 	str_replace('http:','https:',$contact['url']);
-		$contact['request'] = 	str_replace('http:','https:',$contact['request']);
-		$contact['notify']  = 	str_replace('http:','https:',$contact['notify']);
-		$contact['poll']    = 	str_replace('http:','https:',$contact['poll']);
-		$contact['confirm'] = 	str_replace('http:','https:',$contact['confirm']);
-		$contact['poco']    = 	str_replace('http:','https:',$contact['poco']);
+		$contact['url']     = 	str_replace('http:', 'https:', $contact['url']);
+		$contact['request'] = 	str_replace('http:', 'https:', $contact['request']);
+		$contact['notify']  = 	str_replace('http:', 'https:', $contact['notify']);
+		$contact['poll']    = 	str_replace('http:', 'https:', $contact['poll']);
+		$contact['confirm'] = 	str_replace('http:', 'https:', $contact['confirm']);
+		$contact['poco']    = 	str_replace('http:', 'https:', $contact['poco']);
 	}
 
 	if ($ssl_changed) {
@@ -771,13 +790,17 @@ function strip_tracking_query_params($url)
 		parse_str($query, $querydata);
 
 		if (is_array($querydata)) {
-			foreach ($querydata AS $param => $value) {
-				if (in_array($param, array("utm_source", "utm_medium", "utm_term", "utm_content", "utm_campaign",
-							"wt_mc", "pk_campaign", "pk_kwd", "mc_cid", "mc_eid",
-							"fb_action_ids", "fb_action_types", "fb_ref",
-							"awesm", "wtrid",
-							"woo_campaign", "woo_source", "woo_medium", "woo_content", "woo_term"))) {
-
+			foreach ($querydata as $param => $value) {
+				if (in_array(
+					$param,
+					array(
+						"utm_source", "utm_medium", "utm_term", "utm_content", "utm_campaign",
+						"wt_mc", "pk_campaign", "pk_kwd", "mc_cid", "mc_eid",
+						"fb_action_ids", "fb_action_types", "fb_ref",
+						"awesm", "wtrid",
+						"woo_campaign", "woo_source", "woo_medium", "woo_content", "woo_term")
+					)
+				) {
 					$pair = $param . "=" . urlencode($value);
 					$url = str_replace($pair, "", $url);
 
@@ -812,18 +835,20 @@ function strip_tracking_query_params($url)
  *
  * @see ParseUrl::getSiteinfo
  *
- * @param string $url A user-submitted URL
- * @param int $depth The current redirection recursion level (internal)
- * @param bool $fetchbody Wether to fetch the body or not after the HEAD requests
+ * @param string $url       A user-submitted URL
+ * @param int    $depth     The current redirection recursion level (internal)
+ * @param bool   $fetchbody Wether to fetch the body or not after the HEAD requests
  * @return string A canonical URL
  */
-function original_url($url, $depth = 1, $fetchbody = false) {
+function original_url($url, $depth = 1, $fetchbody = false)
+{
 	$a = get_app();
 
 	$url = strip_tracking_query_params($url);
 
-	if ($depth > 10)
+	if ($depth > 10) {
 		return($url);
+	}
 
 	$url = trim($url, "'");
 
@@ -849,24 +874,29 @@ function original_url($url, $depth = 1, $fetchbody = false) {
 		return($url);
 
 	if ((($curl_info['http_code'] == "301") || ($curl_info['http_code'] == "302"))
-		&& (($curl_info['redirect_url'] != "") || ($curl_info['location'] != ""))) {
-		if ($curl_info['redirect_url'] != "")
+		&& (($curl_info['redirect_url'] != "") || ($curl_info['location'] != ""))
+	) {
+		if ($curl_info['redirect_url'] != "") {
 			return(original_url($curl_info['redirect_url'], ++$depth, $fetchbody));
-		else
+		} else {
 			return(original_url($curl_info['location'], ++$depth, $fetchbody));
+		}
 	}
 
 	// Check for redirects in the meta elements of the body if there are no redirects in the header.
-	if (!$fetchbody)
+	if (!$fetchbody) {
 		return(original_url($url, ++$depth, true));
+	}
 
 	// if the file is too large then exit
-	if ($curl_info["download_content_length"] > 1000000)
+	if ($curl_info["download_content_length"] > 1000000) {
 		return($url);
+	}
 
 	// if it isn't a HTML file then exit
-	if (($curl_info["content_type"] != "") && !strstr(strtolower($curl_info["content_type"]),"html"))
+	if (($curl_info["content_type"] != "") && !strstr(strtolower($curl_info["content_type"]), "html")) {
 		return($url);
+	}
 
 	$stamp1 = microtime(true);
 
@@ -883,8 +913,9 @@ function original_url($url, $depth = 1, $fetchbody = false) {
 
 	$a->save_timestamp($stamp1, "network");
 
-	if (trim($body) == "")
+	if (trim($body) == "") {
 		return($url);
+	}
 
 	// Check for redirect in meta elements
 	$doc = new DOMDocument();
@@ -895,29 +926,34 @@ function original_url($url, $depth = 1, $fetchbody = false) {
 	$list = $xpath->query("//meta[@content]");
 	foreach ($list as $node) {
 		$attr = array();
-		if ($node->attributes->length)
-			foreach ($node->attributes as $attribute)
+		if ($node->attributes->length) {
+			foreach ($node->attributes as $attribute) {
 				$attr[$attribute->name] = $attribute->value;
+			}
+		}
 
 		if (@$attr["http-equiv"] == 'refresh') {
 			$path = $attr["content"];
 			$pathinfo = explode(";", $path);
 			$content = "";
-			foreach ($pathinfo AS $value)
-				if (substr(strtolower($value), 0, 4) == "url=")
+			foreach ($pathinfo as $value) {
+				if (substr(strtolower($value), 0, 4) == "url=") {
 					return(original_url(substr($value, 4), ++$depth));
+				}
+			}
 		}
 	}
 
 	return($url);
 }
 
-function short_link($url) {
-	require_once('library/slinky.php');
+function short_link($url)
+{
+	require_once 'library/slinky.php';
 	$slinky = new Slinky($url);
-	$yourls_url = Config::get('yourls','url1');
+	$yourls_url = Config::get('yourls', 'url1');
 	if ($yourls_url) {
-		$yourls_username = Config::get('yourls','username1');
+		$yourls_username = Config::get('yourls', 'username1');
 		$yourls_password = Config::get('yourls', 'password1');
 		$yourls_ssl = Config::get('yourls', 'ssl1');
 		$yourls = new Slinky_YourLS();
@@ -944,7 +980,8 @@ function short_link($url) {
  *
  * @param array $x The input content
  */
-function json_return_and_die($x) {
+function json_return_and_die($x)
+{
 	header("content-type: application/json");
 	echo json_encode($x);
 	killme();
@@ -957,10 +994,11 @@ function json_return_and_die($x) {
  * @param string $url2
  * @return string The matching part
  */
-function matching_url($url1, $url2) {
-
-	if (($url1 == "") || ($url2 == ""))
+function matching_url($url1, $url2)
+{
+	if (($url1 == "") || ($url2 == "")) {
 		return "";
+	}
 
 	$url1 = normalise_link($url1);
 	$url2 = normalise_link($url2);
@@ -968,22 +1006,27 @@ function matching_url($url1, $url2) {
 	$parts1 = parse_url($url1);
 	$parts2 = parse_url($url2);
 
-	if (!isset($parts1["host"]) || !isset($parts2["host"]))
+	if (!isset($parts1["host"]) || !isset($parts2["host"])) {
 		return "";
+	}
 
-	if ($parts1["scheme"] != $parts2["scheme"])
+	if ($parts1["scheme"] != $parts2["scheme"]) {
 		return "";
+	}
 
-	if ($parts1["host"] != $parts2["host"])
+	if ($parts1["host"] != $parts2["host"]) {
 		return "";
+	}
 
-	if ($parts1["port"] != $parts2["port"])
+	if ($parts1["port"] != $parts2["port"]) {
 		return "";
+	}
 
 	$match = $parts1["scheme"]."://".$parts1["host"];
 
-	if ($parts1["port"])
+	if ($parts1["port"]) {
 		$match .= ":".$parts1["port"];
+	}
 
 	$pathparts1 = explode("/", $parts1["path"]);
 	$pathparts2 = explode("/", $parts2["path"]);
@@ -994,9 +1037,9 @@ function matching_url($url1, $url2) {
 		$path1 = $pathparts1[$i];
 		$path2 = $pathparts2[$i];
 
-		if ($path1 == $path2)
+		if ($path1 == $path2) {
 			$path .= $path1."/";
-
+		}
 	} while (($path1 == $path2) && ($i++ <= count($pathparts1)));
 
 	$match .= $path;
@@ -1011,7 +1054,8 @@ function matching_url($url1, $url2) {
  *
  * @return string The glued URL
  */
-function unParseUrl($parsed) {
+function unParseUrl($parsed)
+{
 	$get = function ($key) use ($parsed) {
 		return isset($parsed[$key]) ? $parsed[$key] : null;
 	};
@@ -1023,10 +1067,9 @@ function unParseUrl($parsed) {
 	$scheme    = $get('scheme');
 	$query     = $get('query');
 	$fragment  = $get('fragment');
-	$authority =
-		($userinfo !== null ? $userinfo."@" : '') .
-		$get('host') .
-		($port ? ":$port" : '');
+	$authority = ($userinfo !== null ? $userinfo."@" : '') .
+					$get('host') .
+					($port ? ":$port" : '');
 
 	return	(strlen($scheme) ? $scheme.":" : '') .
 		(strlen($authority) ? "//".$authority : '') .
diff --git a/include/ostatus.php b/include/ostatus.php
index 0e8037dae7..1ebd00a19f 100644
--- a/include/ostatus.php
+++ b/include/ostatus.php
@@ -10,6 +10,7 @@ use Friendica\Core\Config;
 use Friendica\Database\DBM;
 use Friendica\Network\Probe;
 use Friendica\Util\Lock;
+use Friendica\Util\Xml;
 
 require_once 'include/Contact.php';
 require_once 'include/threads.php';
@@ -23,7 +24,6 @@ require_once 'include/Photo.php';
 require_once 'include/follow.php';
 require_once 'include/api.php';
 require_once 'mod/proxy.php';
-require_once 'include/xml.php';
 
 /**
  * @brief This class contain functions for the OStatus protocol
@@ -169,24 +169,29 @@ class ostatus
 			$contact['nurl'] = normalise_link($contact['url']);
 
 			$value = $xpath->evaluate('atom:author/atom:uri/text()', $context)->item(0)->nodeValue;
-			if ($value != "")
+			if ($value != "") {
 				$contact["alias"] = $value;
+			}
 
 			$value = $xpath->evaluate('atom:author/poco:displayName/text()', $context)->item(0)->nodeValue;
-			if ($value != "")
+			if ($value != "") {
 				$contact["name"] = $value;
+			}
 
 			$value = $xpath->evaluate('atom:author/poco:preferredUsername/text()', $context)->item(0)->nodeValue;
-			if ($value != "")
+			if ($value != "") {
 				$contact["nick"] = $value;
+			}
 
 			$value = $xpath->evaluate('atom:author/poco:note/text()', $context)->item(0)->nodeValue;
-			if ($value != "")
+			if ($value != "") {
 				$contact["about"] = html2bbcode($value);
+			}
 
 			$value = $xpath->evaluate('atom:author/poco:address/poco:formatted/text()', $context)->item(0)->nodeValue;
-			if ($value != "")
+			if ($value != "") {
 				$contact["location"] = $value;
+			}
 
 			$contact['name-date'] = datetime_convert();
 
@@ -238,8 +243,9 @@ class ostatus
 	 */
 	public static function salmon_author($xml, $importer)
 	{
-		if ($xml == "")
+		if ($xml == "") {
 			return;
+		}
 
 		$doc = new DOMDocument();
 		@$doc->loadXML($xml);
@@ -1113,14 +1119,16 @@ class ostatus
 	{
 		$elements = explode(":", $href);
 
-		if ((count($elements) <= 2) || ($elements[0] != "tag"))
+		if ((count($elements) <= 2) || ($elements[0] != "tag")) {
 			return $href;
+		}
 
 		$server = explode(",", $elements[1]);
 		$conversation = explode("=", $elements[2]);
 
-		if ((count($elements) == 4) && ($elements[2] == "post"))
+		if ((count($elements) == 4) && ($elements[2] == "post")) {
 			return "http://".$server[0]."/notice/".$elements[3];
+		}
 
 		if ((count($conversation) != 2) || ($conversation[1] =="")) {
 			return $href;
@@ -1146,26 +1154,31 @@ class ostatus
 
 		// Skip if it isn't a pure repeated messages
 		// Does it start with a share?
-		if (strpos($body, "[share") > 0)
+		if (strpos($body, "[share") > 0) {
 			return "";
+		}
 
 		// Does it end with a share?
-		if (strlen($body) > (strrpos($body, "[/share]") + 8))
+		if (strlen($body) > (strrpos($body, "[/share]") + 8)) {
 			return "";
+		}
 
 		$attributes = preg_replace("/\[share(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism", "$1", $body);
 		// Skip if there is no shared message in there
-		if ($body == $attributes)
+		if ($body == $attributes) {
 			return false;
+		}
 
 		$guid = "";
 		preg_match("/guid='(.*?)'/ism", $attributes, $matches);
-		if ($matches[1] != "")
+		if ($matches[1] != "") {
 			$guid = $matches[1];
+		}
 
 		preg_match('/guid="(.*?)"/ism', $attributes, $matches);
-		if ($matches[1] != "")
+		if ($matches[1] != "") {
 			$guid = $matches[1];
+		}
 
 		return $guid;
 	}
@@ -1232,39 +1245,39 @@ class ostatus
 		$root->setAttribute("xmlns:mastodon", NAMESPACE_MASTODON);
 
 		$attributes = array("uri" => "https://friendi.ca", "version" => FRIENDICA_VERSION."-".DB_UPDATE_VERSION);
-		xml::add_element($doc, $root, "generator", FRIENDICA_PLATFORM, $attributes);
-		xml::add_element($doc, $root, "id", System::baseUrl()."/profile/".$owner["nick"]);
-		xml::add_element($doc, $root, "title", sprintf("%s timeline", $owner["name"]));
-		xml::add_element($doc, $root, "subtitle", sprintf("Updates from %s on %s", $owner["name"], $a->config["sitename"]));
-		xml::add_element($doc, $root, "logo", $owner["photo"]);
-		xml::add_element($doc, $root, "updated", datetime_convert("UTC", "UTC", "now", ATOM_TIME));
+		Xml::add_element($doc, $root, "generator", FRIENDICA_PLATFORM, $attributes);
+		Xml::add_element($doc, $root, "id", System::baseUrl()."/profile/".$owner["nick"]);
+		Xml::add_element($doc, $root, "title", sprintf("%s timeline", $owner["name"]));
+		Xml::add_element($doc, $root, "subtitle", sprintf("Updates from %s on %s", $owner["name"], $a->config["sitename"]));
+		Xml::add_element($doc, $root, "logo", $owner["photo"]);
+		Xml::add_element($doc, $root, "updated", datetime_convert("UTC", "UTC", "now", ATOM_TIME));
 
 		$author = self::add_author($doc, $owner);
 		$root->appendChild($author);
 
 		$attributes = array("href" => $owner["url"], "rel" => "alternate", "type" => "text/html");
-		xml::add_element($doc, $root, "link", "", $attributes);
+		Xml::add_element($doc, $root, "link", "", $attributes);
 
 		/// @TODO We have to find out what this is
 		/// $attributes = array("href" => System::baseUrl()."/sup",
 		///		"rel" => "http://api.friendfeed.com/2008/03#sup",
 		///		"type" => "application/json");
-		/// xml::add_element($doc, $root, "link", "", $attributes);
+		/// Xml::add_element($doc, $root, "link", "", $attributes);
 
 		self::hublinks($doc, $root, $owner["nick"]);
 
 		$attributes = array("href" => System::baseUrl()."/salmon/".$owner["nick"], "rel" => "salmon");
-		xml::add_element($doc, $root, "link", "", $attributes);
+		Xml::add_element($doc, $root, "link", "", $attributes);
 
 		$attributes = array("href" => System::baseUrl()."/salmon/".$owner["nick"], "rel" => "http://salmon-protocol.org/ns/salmon-replies");
-		xml::add_element($doc, $root, "link", "", $attributes);
+		Xml::add_element($doc, $root, "link", "", $attributes);
 
 		$attributes = array("href" => System::baseUrl()."/salmon/".$owner["nick"], "rel" => "http://salmon-protocol.org/ns/salmon-mention");
-		xml::add_element($doc, $root, "link", "", $attributes);
+		Xml::add_element($doc, $root, "link", "", $attributes);
 
 		$attributes = array("href" => System::baseUrl()."/api/statuses/user_timeline/".$owner["nick"].".atom",
 				"rel" => "self", "type" => "application/atom+xml");
-		xml::add_element($doc, $root, "link", "", $attributes);
+		Xml::add_element($doc, $root, "link", "", $attributes);
 
 		return $root;
 	}
@@ -1279,7 +1292,7 @@ class ostatus
 	public static function hublinks($doc, $root, $nick)
 	{
 		$h = System::baseUrl() . '/pubsubhubbub/'.$nick;
-		xml::add_element($doc, $root, "link", "", array("href" => $h, "rel" => "hub"));
+		Xml::add_element($doc, $root, "link", "", array("href" => $h, "rel" => "hub"));
 	}
 
 	/**
@@ -1301,7 +1314,7 @@ class ostatus
 						"href" => $siteinfo["image"],
 						"type" => $imgdata["mime"],
 						"length" => intval($imgdata["size"]));
-				xml::add_element($doc, $root, "link", "", $attributes);
+				Xml::add_element($doc, $root, "link", "", $attributes);
 				break;
 			case 'video':
 				$attributes = array("rel" => "enclosure",
@@ -1309,7 +1322,7 @@ class ostatus
 						"type" => "text/html; charset=UTF-8",
 						"length" => "",
 						"title" => $siteinfo["title"]);
-				xml::add_element($doc, $root, "link", "", $attributes);
+				Xml::add_element($doc, $root, "link", "", $attributes);
 				break;
 			default:
 				break;
@@ -1322,7 +1335,7 @@ class ostatus
 					"type" => $imgdata["mime"],
 					"length" => intval($imgdata["size"]));
 
-			xml::add_element($doc, $root, "link", "", $attributes);
+			Xml::add_element($doc, $root, "link", "", $attributes);
 		}
 
 		$arr = explode('[/attach],', $item['attach']);
@@ -1341,7 +1354,7 @@ class ostatus
 					if (trim($matches[4]) != "") {
 						$attributes["title"] = trim($matches[4]);
 					}
-					xml::add_element($doc, $root, "link", "", $attributes);
+					Xml::add_element($doc, $root, "link", "", $attributes);
 				}
 			}
 		}
@@ -1362,15 +1375,15 @@ class ostatus
 			$profile = $r[0];
 		}
 		$author = $doc->createElement("author");
-		xml::add_element($doc, $author, "id", $owner["url"]);
-		xml::add_element($doc, $author, "activity:object-type", ACTIVITY_OBJ_PERSON);
-		xml::add_element($doc, $author, "uri", $owner["url"]);
-		xml::add_element($doc, $author, "name", $owner["nick"]);
-		xml::add_element($doc, $author, "email", $owner["addr"]);
-		xml::add_element($doc, $author, "summary", bbcode($owner["about"], false, false, 7));
+		Xml::add_element($doc, $author, "id", $owner["url"]);
+		Xml::add_element($doc, $author, "activity:object-type", ACTIVITY_OBJ_PERSON);
+		Xml::add_element($doc, $author, "uri", $owner["url"]);
+		Xml::add_element($doc, $author, "name", $owner["nick"]);
+		Xml::add_element($doc, $author, "email", $owner["addr"]);
+		Xml::add_element($doc, $author, "summary", bbcode($owner["about"], false, false, 7));
 
 		$attributes = array("rel" => "alternate", "type" => "text/html", "href" => $owner["url"]);
-		xml::add_element($doc, $author, "link", "", $attributes);
+		Xml::add_element($doc, $author, "link", "", $attributes);
 
 		$attributes = array(
 				"rel" => "avatar",
@@ -1378,7 +1391,7 @@ class ostatus
 				"media:width" => 175,
 				"media:height" => 175,
 				"href" => $owner["photo"]);
-		xml::add_element($doc, $author, "link", "", $attributes);
+		Xml::add_element($doc, $author, "link", "", $attributes);
 
 		if (isset($owner["thumb"])) {
 			$attributes = array(
@@ -1387,34 +1400,34 @@ class ostatus
 					"media:width" => 80,
 					"media:height" => 80,
 					"href" => $owner["thumb"]);
-			xml::add_element($doc, $author, "link", "", $attributes);
+			Xml::add_element($doc, $author, "link", "", $attributes);
 		}
 
-		xml::add_element($doc, $author, "poco:preferredUsername", $owner["nick"]);
-		xml::add_element($doc, $author, "poco:displayName", $owner["name"]);
-		xml::add_element($doc, $author, "poco:note", bbcode($owner["about"], false, false, 7));
+		Xml::add_element($doc, $author, "poco:preferredUsername", $owner["nick"]);
+		Xml::add_element($doc, $author, "poco:displayName", $owner["name"]);
+		Xml::add_element($doc, $author, "poco:note", bbcode($owner["about"], false, false, 7));
 
 		if (trim($owner["location"]) != "") {
 			$element = $doc->createElement("poco:address");
-			xml::add_element($doc, $element, "poco:formatted", $owner["location"]);
+			Xml::add_element($doc, $element, "poco:formatted", $owner["location"]);
 			$author->appendChild($element);
 		}
 
 		if (trim($profile["homepage"]) != "") {
 			$urls = $doc->createElement("poco:urls");
-			xml::add_element($doc, $urls, "poco:type", "homepage");
-			xml::add_element($doc, $urls, "poco:value", $profile["homepage"]);
-			xml::add_element($doc, $urls, "poco:primary", "true");
+			Xml::add_element($doc, $urls, "poco:type", "homepage");
+			Xml::add_element($doc, $urls, "poco:value", $profile["homepage"]);
+			Xml::add_element($doc, $urls, "poco:primary", "true");
 			$author->appendChild($urls);
 		}
 
 		if (count($profile)) {
-			xml::add_element($doc, $author, "followers", "", array("url" => System::baseUrl()."/viewcontacts/".$owner["nick"]));
-			xml::add_element($doc, $author, "statusnet:profile_info", "", array("local_id" => $owner["uid"]));
+			Xml::add_element($doc, $author, "followers", "", array("url" => System::baseUrl()."/viewcontacts/".$owner["nick"]));
+			Xml::add_element($doc, $author, "statusnet:profile_info", "", array("local_id" => $owner["uid"]));
 		}
 
 		if ($profile["publish"]) {
-			xml::add_element($doc, $author, "mastodon:scope", "public");
+			Xml::add_element($doc, $author, "mastodon:scope", "public");
 		}
 		return $author;
 	}
@@ -1434,8 +1447,10 @@ class ostatus
 	 */
 	private static function construct_verb($item)
 	{
-		if ($item['verb'])
+		if ($item['verb']) {
 			return $item['verb'];
+		}
+
 		return ACTIVITY_POST;
 	}
 
@@ -1466,11 +1481,13 @@ class ostatus
 	private static function entry($doc, $item, $owner, $toplevel = false)
 	{
 		$repeated_guid = self::get_reshared_guid($item);
-		if ($repeated_guid != "")
+		if ($repeated_guid != "") {
 			$xml = self::reshare_entry($doc, $item, $owner, $repeated_guid, $toplevel);
+		}
 
-		if ($xml)
+		if ($xml) {
 			return $xml;
+		}
 
 		if ($item["verb"] == ACTIVITY_LIKE) {
 			return self::like_entry($doc, $item, $owner, $toplevel);
@@ -1492,12 +1509,12 @@ class ostatus
 	private static function source_entry($doc, $contact)
 	{
 		$source = $doc->createElement("source");
-		xml::add_element($doc, $source, "id", $contact["poll"]);
-		xml::add_element($doc, $source, "title", $contact["name"]);
-		xml::add_element($doc, $source, "link", "", array("rel" => "alternate", "type" => "text/html", "href" => $contact["alias"]));
-		xml::add_element($doc, $source, "link", "", array("rel" => "self", "type" => "application/atom+xml", "href" => $contact["poll"]));
-		xml::add_element($doc, $source, "icon", $contact["photo"]);
-		xml::add_element($doc, $source, "updated", datetime_convert("UTC", "UTC", $contact["success_update"]."+00:00", ATOM_TIME));
+		Xml::add_element($doc, $source, "id", $contact["poll"]);
+		Xml::add_element($doc, $source, "title", $contact["name"]);
+		Xml::add_element($doc, $source, "link", "", array("rel" => "alternate", "type" => "text/html", "href" => $contact["alias"]));
+		Xml::add_element($doc, $source, "link", "", array("rel" => "self", "type" => "application/atom+xml", "href" => $contact["poll"]));
+		Xml::add_element($doc, $source, "icon", $contact["photo"]);
+		Xml::add_element($doc, $source, "updated", datetime_convert("UTC", "UTC", $contact["success_update"]."+00:00", ATOM_TIME));
 
 		return $source;
 	}
@@ -1510,8 +1527,8 @@ class ostatus
 	 *
 	 * @return array Contact array
 	 */
-	private static function contact_entry($url, $owner) {
-
+	private static function contact_entry($url, $owner)
+	{
 		$r = q(
 			"SELECT * FROM `contact` WHERE `nurl` = '%s' AND `uid` IN (0, %d) ORDER BY `uid` DESC LIMIT 1",
 			dbesc(normalise_link($url)),
@@ -1596,7 +1613,7 @@ class ostatus
 
 		$as_object = $doc->createElement("activity:object");
 
-		xml::add_element($doc, $as_object, "activity:object-type", NAMESPACE_ACTIVITY_SCHEMA."activity");
+		Xml::add_element($doc, $as_object, "activity:object-type", NAMESPACE_ACTIVITY_SCHEMA."activity");
 
 		self::entry_content($doc, $as_object, $repeated_item, $owner, "", "", false);
 
@@ -1605,7 +1622,7 @@ class ostatus
 
 		$as_object2 = $doc->createElement("activity:object");
 
-		xml::add_element($doc, $as_object2, "activity:object-type", self::construct_objecttype($repeated_item));
+		Xml::add_element($doc, $as_object2, "activity:object-type", self::construct_objecttype($repeated_item));
 
 		$title = sprintf("New comment by %s", $contact["nick"]);
 
@@ -1656,7 +1673,7 @@ class ostatus
 		);
 		$parent_item = (($item['thr-parent']) ? $item['thr-parent'] : $item['parent-uri']);
 
-		xml::add_element($doc, $as_object, "activity:object-type", self::construct_objecttype($parent[0]));
+		Xml::add_element($doc, $as_object, "activity:object-type", self::construct_objecttype($parent[0]));
 
 		self::entry_content($doc, $as_object, $parent[0], $owner, "New entry");
 
@@ -1679,18 +1696,18 @@ class ostatus
 	private static function add_person_object($doc, $owner, $contact)
 	{
 		$object = $doc->createElement("activity:object");
-		xml::add_element($doc, $object, "activity:object-type", ACTIVITY_OBJ_PERSON);
+		Xml::add_element($doc, $object, "activity:object-type", ACTIVITY_OBJ_PERSON);
 
 		if ($contact['network'] == NETWORK_PHANTOM) {
-			xml::add_element($doc, $object, "id", $contact['url']);
+			Xml::add_element($doc, $object, "id", $contact['url']);
 			return $object;
 		}
 
-		xml::add_element($doc, $object, "id", $contact["alias"]);
-		xml::add_element($doc, $object, "title", $contact["nick"]);
+		Xml::add_element($doc, $object, "id", $contact["alias"]);
+		Xml::add_element($doc, $object, "title", $contact["nick"]);
 
 		$attributes = array("rel" => "alternate", "type" => "text/html", "href" => $contact["url"]);
-		xml::add_element($doc, $object, "link", "", $attributes);
+		Xml::add_element($doc, $object, "link", "", $attributes);
 
 		$attributes = array(
 				"rel" => "avatar",
@@ -1698,14 +1715,14 @@ class ostatus
 				"media:width" => 175,
 				"media:height" => 175,
 				"href" => $contact["photo"]);
-		xml::add_element($doc, $object, "link", "", $attributes);
+		Xml::add_element($doc, $object, "link", "", $attributes);
 
-		xml::add_element($doc, $object, "poco:preferredUsername", $contact["nick"]);
-		xml::add_element($doc, $object, "poco:displayName", $contact["name"]);
+		Xml::add_element($doc, $object, "poco:preferredUsername", $contact["nick"]);
+		Xml::add_element($doc, $object, "poco:displayName", $contact["name"]);
 
 		if (trim($contact["location"]) != "") {
 			$element = $doc->createElement("poco:address");
-			xml::add_element($doc, $element, "poco:formatted", $contact["location"]);
+			Xml::add_element($doc, $element, "poco:formatted", $contact["location"]);
 			$object->appendChild($element);
 		}
 
@@ -1722,8 +1739,8 @@ class ostatus
 	 *
 	 * @return object Entry element
 	 */
-	private static function follow_entry($doc, $item, $owner, $toplevel) {
-
+	private static function follow_entry($doc, $item, $owner, $toplevel)
+	{
 		$item["id"] = $item["parent"] = 0;
 		$item["created"] = $item["edited"] = date("c");
 		$item["private"] = true;
@@ -1795,7 +1812,7 @@ class ostatus
 
 		$title = self::entry_header($doc, $entry, $owner, $toplevel);
 
-		xml::add_element($doc, $entry, "activity:object-type", ACTIVITY_OBJ_NOTE);
+		Xml::add_element($doc, $entry, "activity:object-type", ACTIVITY_OBJ_NOTE);
 
 		self::entry_content($doc, $entry, $item, $owner, $title);
 
@@ -1857,30 +1874,31 @@ class ostatus
 			$verb = self::construct_verb($item);
 		}
 
-		xml::add_element($doc, $entry, "id", $item["uri"]);
-		xml::add_element($doc, $entry, "title", $title);
+		Xml::add_element($doc, $entry, "id", $item["uri"]);
+		Xml::add_element($doc, $entry, "title", $title);
 
 		$body = self::format_picture_post($item['body']);
 
-		if ($item['title'] != "")
+		if ($item['title'] != "") {
 			$body = "[b]".$item['title']."[/b]\n\n".$body;
+		}
 
 		$body = bbcode($body, false, false, 7);
 
-		xml::add_element($doc, $entry, "content", $body, array("type" => "html"));
+		Xml::add_element($doc, $entry, "content", $body, array("type" => "html"));
 
-		xml::add_element($doc, $entry, "link", "", array("rel" => "alternate", "type" => "text/html",
+		Xml::add_element($doc, $entry, "link", "", array("rel" => "alternate", "type" => "text/html",
 			"href" => System::baseUrl()."/display/".$item["guid"])
 		);
 
 		if ($complete && ($item["id"] > 0)) {
-			xml::add_element($doc, $entry, "status_net", "", array("notice_id" => $item["id"]));
+			Xml::add_element($doc, $entry, "status_net", "", array("notice_id" => $item["id"]));
 		}
 
-		xml::add_element($doc, $entry, "activity:verb", $verb);
+		Xml::add_element($doc, $entry, "activity:verb", $verb);
 
-		xml::add_element($doc, $entry, "published", datetime_convert("UTC", "UTC", $item["created"]."+00:00", ATOM_TIME));
-		xml::add_element($doc, $entry, "updated", datetime_convert("UTC", "UTC", $item["edited"]."+00:00", ATOM_TIME));
+		Xml::add_element($doc, $entry, "published", datetime_convert("UTC", "UTC", $item["created"]."+00:00", ATOM_TIME));
+		Xml::add_element($doc, $entry, "updated", datetime_convert("UTC", "UTC", $item["edited"]."+00:00", ATOM_TIME));
 	}
 
 	/**
@@ -1918,12 +1936,12 @@ class ostatus
 			$attributes = array(
 					"ref" => $parent_item,
 					"href" => $parent_plink);
-			xml::add_element($doc, $entry, "thr:in-reply-to", "", $attributes);
+			Xml::add_element($doc, $entry, "thr:in-reply-to", "", $attributes);
 
 			$attributes = array(
 					"rel" => "related",
 					"href" => $parent_plink);
-			xml::add_element($doc, $entry, "link", "", $attributes);
+			Xml::add_element($doc, $entry, "link", "", $attributes);
 		}
 
 		if (intval($item["parent"]) > 0) {
@@ -1942,14 +1960,14 @@ class ostatus
 				}
 			}
 
-			xml::add_element($doc, $entry, "link", "", array("rel" => "ostatus:conversation", "href" => $conversation_href));
+			Xml::add_element($doc, $entry, "link", "", array("rel" => "ostatus:conversation", "href" => $conversation_href));
 
 			$attributes = array(
 					"href" => $conversation_href,
 					"local_id" => $item["parent"],
 					"ref" => $conversation_uri);
 
-			xml::add_element($doc, $entry, "ostatus:conversation", $conversation_uri, $attributes);
+			Xml::add_element($doc, $entry, "ostatus:conversation", $conversation_uri, $attributes);
 		}
 
 		$tags = item_getfeedtags($item);
@@ -1977,14 +1995,14 @@ class ostatus
 				dbesc(normalise_link($mention))
 			);
 			if ($r[0]["forum"] || $r[0]["prv"]) {
-				xml::add_element($doc, $entry, "link", "",
+				Xml::add_element($doc, $entry, "link", "",
 					array(
 						"rel" => "mentioned",
 						"ostatus:object-type" => ACTIVITY_OBJ_GROUP,
 						"href" => $mention)
 				);
 			} else {
-				xml::add_element($doc, $entry, "link", "",
+				Xml::add_element($doc, $entry, "link", "",
 					array(
 						"rel" => "mentioned",
 						"ostatus:object-type" => ACTIVITY_OBJ_PERSON,
@@ -1994,18 +2012,18 @@ class ostatus
 		}
 
 		if (!$item["private"]) {
-			xml::add_element($doc, $entry, "link", "", array("rel" => "ostatus:attention",
+			Xml::add_element($doc, $entry, "link", "", array("rel" => "ostatus:attention",
 									"href" => "http://activityschema.org/collection/public"));
-			xml::add_element($doc, $entry, "link", "", array("rel" => "mentioned",
+			Xml::add_element($doc, $entry, "link", "", array("rel" => "mentioned",
 									"ostatus:object-type" => "http://activitystrea.ms/schema/1.0/collection",
 									"href" => "http://activityschema.org/collection/public"));
-			xml::add_element($doc, $entry, "mastodon:scope", "public");
+			Xml::add_element($doc, $entry, "mastodon:scope", "public");
 		}
 
 		if (count($tags)) {
 			foreach ($tags as $t) {
 				if ($t[0] != "@") {
-					xml::add_element($doc, $entry, "category", "", array("term" => $t[2]));
+					Xml::add_element($doc, $entry, "category", "", array("term" => $t[2]));
 				}
 			}
 		}
@@ -2014,8 +2032,9 @@ class ostatus
 
 		if ($complete && ($item["id"] > 0)) {
 			$app = $item["app"];
-			if ($app == "")
+			if ($app == "") {
 				$app = "web";
+			}
 
 			$attributes = array("local_id" => $item["id"], "source" => $app);
 
@@ -2024,10 +2043,10 @@ class ostatus
 			}
 
 			if ($item["coord"] != "") {
-				xml::add_element($doc, $entry, "georss:point", $item["coord"]);
+				Xml::add_element($doc, $entry, "georss:point", $item["coord"]);
 			}
 
-			xml::add_element($doc, $entry, "statusnet:notice_info", "", $attributes);
+			Xml::add_element($doc, $entry, "statusnet:notice_info", "", $attributes);
 		}
 	}
 
diff --git a/include/salmon.php b/include/salmon.php
index 6675849ce4..5d0b1bc3d0 100644
--- a/include/salmon.php
+++ b/include/salmon.php
@@ -1,10 +1,14 @@
 <?php
-
+/**
+ * @file include/salmon.php
+ */
 use Friendica\Network\Probe;
+use Friendica\Util\Xml;
 
 require_once 'include/crypto.php';
 
-function get_salmon_key($uri, $keyhash) {
+function get_salmon_key($uri, $keyhash)
+{
 	$ret = array();
 
 	logger('Fetching salmon key for '.$uri);
@@ -42,7 +46,6 @@ function get_salmon_key($uri, $keyhash) {
 	logger('Key located: ' . print_r($ret, true));
 
 	if (count($ret) == 1) {
-
 		// We only found one one key so we don't care if the hash matches.
 		// If it's the wrong key we'll find out soon enough because
 		// message verification will fail. This also covers some older
@@ -64,8 +67,8 @@ function get_salmon_key($uri, $keyhash) {
 
 
 
-function slapper($owner, $url, $slap) {
-
+function slapper($owner, $url, $slap)
+{
 	// does contact have a salmon endpoint?
 
 	if (! strlen($url)) {
@@ -109,7 +112,7 @@ function slapper($owner, $url, $slap) {
 
 	$namespaces = array("me" => "http://salmon-protocol.org/ns/magic-env");
 
-	$salmon = xml::from_array($xmldata, $xml, false, $namespaces);
+	$salmon = Xml::from_array($xmldata, $xml, false, $namespaces);
 
 	// slap them
 	post_url($url, $salmon, array(
@@ -123,7 +126,6 @@ function slapper($owner, $url, $slap) {
 	// check for success, e.g. 2xx
 
 	if ($return_code > 299) {
-
 		logger('GNU Social salmon failed. Falling back to compliant mode');
 
 		// Now try the compliant mode that normally isn't used for GNU Social
@@ -136,7 +138,7 @@ function slapper($owner, $url, $slap) {
 
 		$namespaces = array("me" => "http://salmon-protocol.org/ns/magic-env");
 
-		$salmon = xml::from_array($xmldata, $xml, false, $namespaces);
+		$salmon = Xml::from_array($xmldata, $xml, false, $namespaces);
 
 		// slap them
 		post_url($url, $salmon, array(
@@ -159,7 +161,7 @@ function slapper($owner, $url, $slap) {
 
 		$namespaces = array("me" => "http://salmon-protocol.org/ns/magic-env");
 
-		$salmon = xml::from_array($xmldata, $xml, false, $namespaces);
+		$salmon = Xml::from_array($xmldata, $xml, false, $namespaces);
 
 		// slap them
 		post_url($url, $salmon, array(
diff --git a/mod/fetch.php b/mod/fetch.php
index 9587afbf0e..085ded3571 100644
--- a/mod/fetch.php
+++ b/mod/fetch.php
@@ -6,11 +6,12 @@ This file is part of the Diaspora protocol. It is used for fetching single publi
 use Friendica\App;
 use Friendica\Core\System;
 use Friendica\Protocol\Diaspora;
+use Friendica\Util\Xml;
 
-require_once("include/crypto.php");
-require_once("include/xml.php");
+require_once "include/crypto.php";
 
-function fetch_init(App $a) {
+function fetch_init(App $a)
+{
 
 	if (($a->argc != 3) || (!in_array($a->argv[1], array("post", "status_message", "reshare")))) {
 		header($_SERVER["SERVER_PROTOCOL"].' 404 '.t('Not Found'));
@@ -20,13 +21,22 @@ function fetch_init(App $a) {
 	$guid = $a->argv[2];
 
 	// Fetch the item
-	$item = q("SELECT `uid`, `title`, `body`, `guid`, `contact-id`, `private`, `created`, `app`, `location`, `coord`
+	$item = q(
+		"SELECT `uid`, `title`, `body`, `guid`, `contact-id`, `private`, `created`, `app`, `location`, `coord`
 			FROM `item` WHERE `wall` AND NOT `private` AND `guid` = '%s' AND `network` IN ('%s', '%s') AND `id` = `parent` LIMIT 1",
-		dbesc($guid), NETWORK_DFRN, NETWORK_DIASPORA);
+		dbesc($guid),
+		NETWORK_DFRN,
+		NETWORK_DIASPORA
+	);
 	if (!$item) {
-		$r = q("SELECT `author-link`
+		$r = q(
+			"SELECT `author-link`
 			FROM `item` WHERE `uid` = 0 AND `guid` = '%s' AND `network` IN ('%s', '%s') AND `id` = `parent` LIMIT 1",
-			dbesc($guid), NETWORK_DFRN, NETWORK_DIASPORA);
+			dbesc($guid),
+			NETWORK_DFRN,
+			NETWORK_DIASPORA
+		);
+
 		if ($r) {
 			$parts = parse_url($r[0]["author-link"]);
 			$host = $parts["scheme"]."://".$parts["host"];
@@ -45,9 +55,13 @@ function fetch_init(App $a) {
 	}
 
 	// Fetch some data from the author (We could combine both queries - but I think this is more readable)
-	$r = q("SELECT `user`.`prvkey`, `contact`.`addr`, `user`.`nickname`, `contact`.`nick` FROM `user`
+	$r = q(
+		"SELECT `user`.`prvkey`, `contact`.`addr`, `user`.`nickname`, `contact`.`nick` FROM `user`
 		INNER JOIN `contact` ON `contact`.`uid` = `user`.`uid` AND `contact`.`self`
-		WHERE `user`.`uid` = %d", intval($item[0]["uid"]));
+		WHERE `user`.`uid` = %d",
+		intval($item[0]["uid"])
+	);
+
 	if (!$r) {
 		header($_SERVER["SERVER_PROTOCOL"].' 404 '.t('Not Found'));
 		killme();
diff --git a/mod/ping.php b/mod/ping.php
index 8688e8d5c2..d2ae8137fc 100644
--- a/mod/ping.php
+++ b/mod/ping.php
@@ -7,13 +7,13 @@ use Friendica\Core\Cache;
 use Friendica\Core\System;
 use Friendica\Core\PConfig;
 use Friendica\Database\DBM;
+use Friendica\Util\Xml;
 
 require_once 'include/datetime.php';
 require_once 'include/bbcode.php';
 require_once 'include/ForumManager.php';
 require_once 'include/group.php';
 require_once 'mod/proxy.php';
-require_once 'include/xml.php';
 require_once 'include/enotify.php';
 
 /**
@@ -114,7 +114,7 @@ function ping_init(App $a)
 				}
 			} else {
 				header("Content-type: text/xml");
-				echo xml::from_array($data, $xml);
+				echo Xml::from_array($data, $xml);
 			}
 			killme();
 		}
@@ -411,7 +411,7 @@ function ping_init(App $a)
 		$data = ping_format_xml_data($data, $sysnotify_count, $notifications, $sysmsgs, $sysmsgs_info, $groups_unseen, $forums_unseen);
 
 		header("Content-type: text/xml");
-		echo xml::from_array(array("result" => $data), $xml);
+		echo Xml::from_array(array("result" => $data), $xml);
 	}
 
 	killme();
diff --git a/src/Network/Probe.php b/src/Network/Probe.php
index 9e2593a128..a2ab2eccf0 100644
--- a/src/Network/Probe.php
+++ b/src/Network/Probe.php
@@ -13,10 +13,9 @@ use Friendica\Core\System;
 use Friendica\Core\Cache;
 use Friendica\Core\Config;
 use Friendica\Database\DBM;
+use Friendica\Util\Xml;
 
 use dba;
-use xml;
-
 use DomXPath;
 use DOMDocument;
 
@@ -124,7 +123,7 @@ class Probe {
 			return array();
 		}
 
-		$links = xml::element_to_array($xrd);
+		$links = Xml::element_to_array($xrd);
 		if (!isset($links["xrd"]["link"])) {
 			logger("No xrd data found for ".$host, LOGGER_DEBUG);
 			return array();
@@ -706,7 +705,7 @@ class Probe {
 			return false;
 		}
 
-		$xrd_arr = xml::element_to_array($xrd);
+		$xrd_arr = Xml::element_to_array($xrd);
 		if (!isset($xrd_arr["xrd"]["link"])) {
 			logger("No XML webfinger links for ".$url, LOGGER_DEBUG);
 			return false;
diff --git a/src/ParseUrl.php b/src/ParseUrl.php
index 217ca25d9f..919a5ad9f9 100644
--- a/src/ParseUrl.php
+++ b/src/ParseUrl.php
@@ -6,10 +6,9 @@
 namespace Friendica;
 
 use Friendica\Core\Config;
+use Friendica\Util\Xml;
 
-use xml;
 use dba;
-
 use DomXPath;
 use DOMDocument;
 
@@ -204,17 +203,17 @@ class ParseUrl
 		$doc = new DOMDocument();
 		@$doc->loadHTML($body);
 
-		xml::deleteNode($doc, "style");
-		xml::deleteNode($doc, "script");
-		xml::deleteNode($doc, "option");
-		xml::deleteNode($doc, "h1");
-		xml::deleteNode($doc, "h2");
-		xml::deleteNode($doc, "h3");
-		xml::deleteNode($doc, "h4");
-		xml::deleteNode($doc, "h5");
-		xml::deleteNode($doc, "h6");
-		xml::deleteNode($doc, "ol");
-		xml::deleteNode($doc, "ul");
+		Xml::deleteNode($doc, "style");
+		Xml::deleteNode($doc, "script");
+		Xml::deleteNode($doc, "option");
+		Xml::deleteNode($doc, "h1");
+		Xml::deleteNode($doc, "h2");
+		Xml::deleteNode($doc, "h3");
+		Xml::deleteNode($doc, "h4");
+		Xml::deleteNode($doc, "h5");
+		Xml::deleteNode($doc, "h6");
+		Xml::deleteNode($doc, "ol");
+		Xml::deleteNode($doc, "ul");
 
 		$xpath = new DomXPath($doc);
 
diff --git a/src/Protocol/DFRN.php b/src/Protocol/DFRN.php
index 611dbc9761..391b7cd0bb 100644
--- a/src/Protocol/DFRN.php
+++ b/src/Protocol/DFRN.php
@@ -13,12 +13,12 @@ use Friendica\Core\Config;
 use Friendica\Core\System;
 use Friendica\Core\Worker;
 use Friendica\Database\DBM;
+use Friendica\Util\Xml;
 
 use dba;
 use DOMDocument;
 use DomXPath;
 use ostatus;
-use xml;
 
 require_once "include/Contact.php";
 require_once "include/enotify.php";
@@ -402,17 +402,17 @@ class DFRN
 		$mail = $doc->createElement("dfrn:mail");
 		$sender = $doc->createElement("dfrn:sender");
 
-		xml::add_element($doc, $sender, "dfrn:name", $owner['name']);
-		xml::add_element($doc, $sender, "dfrn:uri", $owner['url']);
-		xml::add_element($doc, $sender, "dfrn:avatar", $owner['thumb']);
+		Xml::add_element($doc, $sender, "dfrn:name", $owner['name']);
+		Xml::add_element($doc, $sender, "dfrn:uri", $owner['url']);
+		Xml::add_element($doc, $sender, "dfrn:avatar", $owner['thumb']);
 
 		$mail->appendChild($sender);
 
-		xml::add_element($doc, $mail, "dfrn:id", $item['uri']);
-		xml::add_element($doc, $mail, "dfrn:in-reply-to", $item['parent-uri']);
-		xml::add_element($doc, $mail, "dfrn:sentdate", datetime_convert('UTC', 'UTC', $item['created'] . '+00:00' , ATOM_TIME));
-		xml::add_element($doc, $mail, "dfrn:subject", $item['title']);
-		xml::add_element($doc, $mail, "dfrn:content", $item['body']);
+		Xml::add_element($doc, $mail, "dfrn:id", $item['uri']);
+		Xml::add_element($doc, $mail, "dfrn:in-reply-to", $item['parent-uri']);
+		Xml::add_element($doc, $mail, "dfrn:sentdate", datetime_convert('UTC', 'UTC', $item['created'] . '+00:00' , ATOM_TIME));
+		Xml::add_element($doc, $mail, "dfrn:subject", $item['title']);
+		Xml::add_element($doc, $mail, "dfrn:content", $item['body']);
 
 		$root->appendChild($mail);
 
@@ -437,11 +437,11 @@ class DFRN
 
 		$suggest = $doc->createElement("dfrn:suggest");
 
-		xml::add_element($doc, $suggest, "dfrn:url", $item['url']);
-		xml::add_element($doc, $suggest, "dfrn:name", $item['name']);
-		xml::add_element($doc, $suggest, "dfrn:photo", $item['photo']);
-		xml::add_element($doc, $suggest, "dfrn:request", $item['request']);
-		xml::add_element($doc, $suggest, "dfrn:note", $item['note']);
+		Xml::add_element($doc, $suggest, "dfrn:url", $item['url']);
+		Xml::add_element($doc, $suggest, "dfrn:name", $item['name']);
+		Xml::add_element($doc, $suggest, "dfrn:photo", $item['photo']);
+		Xml::add_element($doc, $suggest, "dfrn:request", $item['request']);
+		Xml::add_element($doc, $suggest, "dfrn:note", $item['note']);
 
 		$root->appendChild($suggest);
 
@@ -489,18 +489,18 @@ class DFRN
 
 		$relocate = $doc->createElement("dfrn:relocate");
 
-		xml::add_element($doc, $relocate, "dfrn:url", $owner['url']);
-		xml::add_element($doc, $relocate, "dfrn:name", $owner['name']);
-		xml::add_element($doc, $relocate, "dfrn:addr", $owner['addr']);
-		xml::add_element($doc, $relocate, "dfrn:avatar", $owner['avatar']);
-		xml::add_element($doc, $relocate, "dfrn:photo", $photos[4]);
-		xml::add_element($doc, $relocate, "dfrn:thumb", $photos[5]);
-		xml::add_element($doc, $relocate, "dfrn:micro", $photos[6]);
-		xml::add_element($doc, $relocate, "dfrn:request", $owner['request']);
-		xml::add_element($doc, $relocate, "dfrn:confirm", $owner['confirm']);
-		xml::add_element($doc, $relocate, "dfrn:notify", $owner['notify']);
-		xml::add_element($doc, $relocate, "dfrn:poll", $owner['poll']);
-		xml::add_element($doc, $relocate, "dfrn:sitepubkey", Config::get('system','site_pubkey'));
+		Xml::add_element($doc, $relocate, "dfrn:url", $owner['url']);
+		Xml::add_element($doc, $relocate, "dfrn:name", $owner['name']);
+		Xml::add_element($doc, $relocate, "dfrn:addr", $owner['addr']);
+		Xml::add_element($doc, $relocate, "dfrn:avatar", $owner['avatar']);
+		Xml::add_element($doc, $relocate, "dfrn:photo", $photos[4]);
+		Xml::add_element($doc, $relocate, "dfrn:thumb", $photos[5]);
+		Xml::add_element($doc, $relocate, "dfrn:micro", $photos[6]);
+		Xml::add_element($doc, $relocate, "dfrn:request", $owner['request']);
+		Xml::add_element($doc, $relocate, "dfrn:confirm", $owner['confirm']);
+		Xml::add_element($doc, $relocate, "dfrn:notify", $owner['notify']);
+		Xml::add_element($doc, $relocate, "dfrn:poll", $owner['poll']);
+		Xml::add_element($doc, $relocate, "dfrn:sitepubkey", Config::get('system','site_pubkey'));
 
 		$root->appendChild($relocate);
 
@@ -539,17 +539,17 @@ class DFRN
 		$root->setAttribute("xmlns:ostatus", NAMESPACE_OSTATUS);
 		$root->setAttribute("xmlns:statusnet", NAMESPACE_STATUSNET);
 
-		xml::add_element($doc, $root, "id", System::baseUrl()."/profile/".$owner["nick"]);
-		xml::add_element($doc, $root, "title", $owner["name"]);
+		Xml::add_element($doc, $root, "id", System::baseUrl()."/profile/".$owner["nick"]);
+		Xml::add_element($doc, $root, "title", $owner["name"]);
 
 		$attributes = array("uri" => "https://friendi.ca", "version" => FRIENDICA_VERSION."-".DB_UPDATE_VERSION);
-		xml::add_element($doc, $root, "generator", FRIENDICA_PLATFORM, $attributes);
+		Xml::add_element($doc, $root, "generator", FRIENDICA_PLATFORM, $attributes);
 
 		$attributes = array("rel" => "license", "href" => "http://creativecommons.org/licenses/by/3.0/");
-		xml::add_element($doc, $root, "link", "", $attributes);
+		Xml::add_element($doc, $root, "link", "", $attributes);
 
 		$attributes = array("rel" => "alternate", "type" => "text/html", "href" => $alternatelink);
-		xml::add_element($doc, $root, "link", "", $attributes);
+		Xml::add_element($doc, $root, "link", "", $attributes);
 
 
 		if ($public) {
@@ -557,26 +557,26 @@ class DFRN
 			ostatus::hublinks($doc, $root, $owner["nick"]);
 
 			$attributes = array("rel" => "salmon", "href" => System::baseUrl()."/salmon/".$owner["nick"]);
-			xml::add_element($doc, $root, "link", "", $attributes);
+			Xml::add_element($doc, $root, "link", "", $attributes);
 
 			$attributes = array("rel" => "http://salmon-protocol.org/ns/salmon-replies", "href" => System::baseUrl()."/salmon/".$owner["nick"]);
-			xml::add_element($doc, $root, "link", "", $attributes);
+			Xml::add_element($doc, $root, "link", "", $attributes);
 
 			$attributes = array("rel" => "http://salmon-protocol.org/ns/salmon-mention", "href" => System::baseUrl()."/salmon/".$owner["nick"]);
-			xml::add_element($doc, $root, "link", "", $attributes);
+			Xml::add_element($doc, $root, "link", "", $attributes);
 		}
 
 		// For backward compatibility we keep this element
 		if ($owner['page-flags'] == PAGE_COMMUNITY) {
-			xml::add_element($doc, $root, "dfrn:community", 1);
+			Xml::add_element($doc, $root, "dfrn:community", 1);
 		}
 
 		// The former element is replaced by this one
-		xml::add_element($doc, $root, "dfrn:account_type", $owner["account-type"]);
+		Xml::add_element($doc, $root, "dfrn:account_type", $owner["account-type"]);
 
 		/// @todo We need a way to transmit the different page flags like "PAGE_PRVGROUP"
 
-		xml::add_element($doc, $root, "updated", datetime_convert("UTC", "UTC", "now", ATOM_TIME));
+		Xml::add_element($doc, $root, "updated", datetime_convert("UTC", "UTC", "now", ATOM_TIME));
 
 		$author = self::add_author($doc, $owner, $authorelement, $public);
 		$root->appendChild($author);
@@ -620,9 +620,9 @@ class DFRN
 			$attributes = array("dfrn:updated" => $namdate);
 		}
 
-		xml::add_element($doc, $author, "name", $owner["name"], $attributes);
-		xml::add_element($doc, $author, "uri", System::baseUrl().'/profile/'.$owner["nickname"], $attributes);
-		xml::add_element($doc, $author, "dfrn:handle", $owner["addr"], $attributes);
+		Xml::add_element($doc, $author, "name", $owner["name"], $attributes);
+		Xml::add_element($doc, $author, "uri", System::baseUrl().'/profile/'.$owner["nickname"], $attributes);
+		Xml::add_element($doc, $author, "dfrn:handle", $owner["addr"], $attributes);
 
 		$attributes = array("rel" => "photo", "type" => "image/jpeg",
 					"media:width" => 175, "media:height" => 175, "href" => $owner['photo']);
@@ -631,13 +631,13 @@ class DFRN
 			$attributes["dfrn:updated"] = $picdate;
 		}
 
-		xml::add_element($doc, $author, "link", "", $attributes);
+		Xml::add_element($doc, $author, "link", "", $attributes);
 
 		$attributes["rel"] = "avatar";
-		xml::add_element($doc, $author, "link", "", $attributes);
+		Xml::add_element($doc, $author, "link", "", $attributes);
 
 		if ($hidewall) {
-			xml::add_element($doc, $author, "dfrn:hide", "true");
+			Xml::add_element($doc, $author, "dfrn:hide", "true");
 		}
 
 		// The following fields will only be generated if the data isn't meant for a public feed
@@ -648,7 +648,7 @@ class DFRN
 		$birthday = feed_birthday($owner['uid'], $owner['timezone']);
 
 		if ($birthday) {
-			xml::add_element($doc, $author, "dfrn:birthday", $birthday);
+			Xml::add_element($doc, $author, "dfrn:birthday", $birthday);
 		}
 
 		// Only show contact details when we are allowed to
@@ -664,26 +664,26 @@ class DFRN
 		if (DBM::is_result($r)) {
 			$profile = $r[0];
 
-			xml::add_element($doc, $author, "poco:displayName", $profile["name"]);
-			xml::add_element($doc, $author, "poco:updated", $namdate);
+			Xml::add_element($doc, $author, "poco:displayName", $profile["name"]);
+			Xml::add_element($doc, $author, "poco:updated", $namdate);
 
 			if (trim($profile["dob"]) > '0001-01-01') {
-				xml::add_element($doc, $author, "poco:birthday", "0000-".date("m-d", strtotime($profile["dob"])));
+				Xml::add_element($doc, $author, "poco:birthday", "0000-".date("m-d", strtotime($profile["dob"])));
 			}
 
-			xml::add_element($doc, $author, "poco:note", $profile["about"]);
-			xml::add_element($doc, $author, "poco:preferredUsername", $profile["nickname"]);
+			Xml::add_element($doc, $author, "poco:note", $profile["about"]);
+			Xml::add_element($doc, $author, "poco:preferredUsername", $profile["nickname"]);
 
 			$savetz = date_default_timezone_get();
 			date_default_timezone_set($profile["timezone"]);
-			xml::add_element($doc, $author, "poco:utcOffset", date("P"));
+			Xml::add_element($doc, $author, "poco:utcOffset", date("P"));
 			date_default_timezone_set($savetz);
 
 			if (trim($profile["homepage"]) != "") {
 				$urls = $doc->createElement("poco:urls");
-				xml::add_element($doc, $urls, "poco:type", "homepage");
-				xml::add_element($doc, $urls, "poco:value", $profile["homepage"]);
-				xml::add_element($doc, $urls, "poco:primary", "true");
+				Xml::add_element($doc, $urls, "poco:type", "homepage");
+				Xml::add_element($doc, $urls, "poco:value", $profile["homepage"]);
+				Xml::add_element($doc, $urls, "poco:primary", "true");
 				$author->appendChild($urls);
 			}
 
@@ -691,33 +691,33 @@ class DFRN
 				$keywords = explode(",", $profile["pub_keywords"]);
 
 				foreach ($keywords AS $keyword) {
-					xml::add_element($doc, $author, "poco:tags", trim($keyword));
+					Xml::add_element($doc, $author, "poco:tags", trim($keyword));
 				}
 			}
 
 			if (trim($profile["xmpp"]) != "") {
 				$ims = $doc->createElement("poco:ims");
-				xml::add_element($doc, $ims, "poco:type", "xmpp");
-				xml::add_element($doc, $ims, "poco:value", $profile["xmpp"]);
-				xml::add_element($doc, $ims, "poco:primary", "true");
+				Xml::add_element($doc, $ims, "poco:type", "xmpp");
+				Xml::add_element($doc, $ims, "poco:value", $profile["xmpp"]);
+				Xml::add_element($doc, $ims, "poco:primary", "true");
 				$author->appendChild($ims);
 			}
 
 			if (trim($profile["locality"].$profile["region"].$profile["country-name"]) != "") {
 				$element = $doc->createElement("poco:address");
 
-				xml::add_element($doc, $element, "poco:formatted", formatted_location($profile));
+				Xml::add_element($doc, $element, "poco:formatted", formatted_location($profile));
 
 				if (trim($profile["locality"]) != "") {
-					xml::add_element($doc, $element, "poco:locality", $profile["locality"]);
+					Xml::add_element($doc, $element, "poco:locality", $profile["locality"]);
 				}
 
 				if (trim($profile["region"]) != "") {
-					xml::add_element($doc, $element, "poco:region", $profile["region"]);
+					Xml::add_element($doc, $element, "poco:region", $profile["region"]);
 				}
 
 				if (trim($profile["country-name"]) != "") {
-					xml::add_element($doc, $element, "poco:country", $profile["country-name"]);
+					Xml::add_element($doc, $element, "poco:country", $profile["country-name"]);
 				}
 
 				$author->appendChild($element);
@@ -744,9 +744,9 @@ class DFRN
 		$contact = get_contact_details_by_url($contact_url, $item["uid"]);
 
 		$author = $doc->createElement($element);
-		xml::add_element($doc, $author, "name", $contact["name"]);
-		xml::add_element($doc, $author, "uri", $contact["url"]);
-		xml::add_element($doc, $author, "dfrn:handle", $contact["addr"]);
+		Xml::add_element($doc, $author, "name", $contact["name"]);
+		Xml::add_element($doc, $author, "uri", $contact["url"]);
+		Xml::add_element($doc, $author, "dfrn:handle", $contact["addr"]);
 
 		/// @Todo
 		/// - Check real image type and image size
@@ -757,7 +757,7 @@ class DFRN
 				"media:width" => 80,
 				"media:height" => 80,
 				"href" => $contact["photo"]);
-		xml::add_element($doc, $author, "link", "", $attributes);
+		Xml::add_element($doc, $author, "link", "", $attributes);
 
 		$attributes = array(
 				"rel" => "avatar",
@@ -765,7 +765,7 @@ class DFRN
 				"media:width" => 80,
 				"media:height" => 80,
 				"href" => $contact["photo"]);
-		xml::add_element($doc, $author, "link", "", $attributes);
+		Xml::add_element($doc, $author, "link", "", $attributes);
 
 		return $author;
 	}
@@ -790,13 +790,13 @@ class DFRN
 				return false;
 			}
 			if ($r->type) {
-				xml::add_element($doc, $entry, "activity:object-type", $r->type);
+				Xml::add_element($doc, $entry, "activity:object-type", $r->type);
 			}
 			if ($r->id) {
-				xml::add_element($doc, $entry, "id", $r->id);
+				Xml::add_element($doc, $entry, "id", $r->id);
 			}
 			if ($r->title) {
-				xml::add_element($doc, $entry, "title", $r->title);
+				Xml::add_element($doc, $entry, "title", $r->title);
 			}
 
 			if ($r->link) {
@@ -815,16 +815,16 @@ class DFRN
 							foreach ($link->attributes() AS $parameter => $value) {
 								$attributes[$parameter] = $value;
 							}
-							xml::add_element($doc, $entry, "link", "", $attributes);
+							Xml::add_element($doc, $entry, "link", "", $attributes);
 						}
 					}
 				} else {
 					$attributes = array("rel" => "alternate", "type" => "text/html", "href" => $r->link);
-					xml::add_element($doc, $entry, "link", "", $attributes);
+					Xml::add_element($doc, $entry, "link", "", $attributes);
 				}
 			}
 			if ($r->content) {
-				xml::add_element($doc, $entry, "content", bbcode($r->content), array("type" => "html"));
+				Xml::add_element($doc, $entry, "content", bbcode($r->content), array("type" => "html"));
 			}
 
 			return $entry;
@@ -863,7 +863,7 @@ class DFRN
 						$attributes["title"] = trim($matches[4]);
 					}
 
-					xml::add_element($doc, $root, "link", "", $attributes);
+					Xml::add_element($doc, $root, "link", "", $attributes);
 				}
 			}
 		}
@@ -893,7 +893,7 @@ class DFRN
 
 		if ($item['deleted']) {
 			$attributes = array("ref" => $item['uri'], "when" => datetime_convert('UTC', 'UTC', $item['edited'] . '+00:00', ATOM_TIME));
-			return xml::create_element($doc, "at:deleted-entry", "", $attributes);
+			return Xml::create_element($doc, "at:deleted-entry", "", $attributes);
 		}
 
 		if (!$single) {
@@ -944,7 +944,7 @@ class DFRN
 			$attributes = array("ref" => $parent_item, "type" => "text/html",
 						"href" => $parent[0]['plink'],
 						"dfrn:diaspora_guid" => $parent[0]['guid']);
-			xml::add_element($doc, $entry, "thr:in-reply-to", "", $attributes);
+			Xml::add_element($doc, $entry, "thr:in-reply-to", "", $attributes);
 		}
 
 		// Add conversation data. This is used for OStatus
@@ -967,23 +967,23 @@ class DFRN
 				"href" => $conversation_href,
 				"ref" => $conversation_uri);
 
-		xml::add_element($doc, $entry, "ostatus:conversation", $conversation_uri, $attributes);
+		Xml::add_element($doc, $entry, "ostatus:conversation", $conversation_uri, $attributes);
 
-		xml::add_element($doc, $entry, "id", $item["uri"]);
-		xml::add_element($doc, $entry, "title", $item["title"]);
+		Xml::add_element($doc, $entry, "id", $item["uri"]);
+		Xml::add_element($doc, $entry, "title", $item["title"]);
 
-		xml::add_element($doc, $entry, "published", datetime_convert("UTC", "UTC", $item["created"] . "+00:00", ATOM_TIME));
-		xml::add_element($doc, $entry, "updated", datetime_convert("UTC", "UTC", $item["edited"] . "+00:00", ATOM_TIME));
+		Xml::add_element($doc, $entry, "published", datetime_convert("UTC", "UTC", $item["created"] . "+00:00", ATOM_TIME));
+		Xml::add_element($doc, $entry, "updated", datetime_convert("UTC", "UTC", $item["edited"] . "+00:00", ATOM_TIME));
 
 		// "dfrn:env" is used to read the content
-		xml::add_element($doc, $entry, "dfrn:env", base64url_encode($body, true));
+		Xml::add_element($doc, $entry, "dfrn:env", base64url_encode($body, true));
 
 		// The "content" field is not read by the receiver. We could remove it when the type is "text"
 		// We keep it at the moment, maybe there is some old version that doesn't read "dfrn:env"
-		xml::add_element($doc, $entry, "content", (($type == 'html') ? $htmlbody : $body), array("type" => $type));
+		Xml::add_element($doc, $entry, "content", (($type == 'html') ? $htmlbody : $body), array("type" => $type));
 
 		// We save this value in "plink". Maybe we should read it from there as well?
-		xml::add_element(
+		Xml::add_element(
 			$doc,
 			$entry,
 			"link",
@@ -995,50 +995,50 @@ class DFRN
 		// "comment-allow" is some old fashioned stuff for old Friendica versions.
 		// It is included in the rewritten code for completeness
 		if ($comment) {
-			xml::add_element($doc, $entry, "dfrn:comment-allow", intval($item['last-child']));
+			Xml::add_element($doc, $entry, "dfrn:comment-allow", intval($item['last-child']));
 		}
 
 		if ($item['location']) {
-			xml::add_element($doc, $entry, "dfrn:location", $item['location']);
+			Xml::add_element($doc, $entry, "dfrn:location", $item['location']);
 		}
 
 		if ($item['coord']) {
-			xml::add_element($doc, $entry, "georss:point", $item['coord']);
+			Xml::add_element($doc, $entry, "georss:point", $item['coord']);
 		}
 
 		if (($item['private']) || strlen($item['allow_cid']) || strlen($item['allow_gid']) || strlen($item['deny_cid']) || strlen($item['deny_gid'])) {
-			xml::add_element($doc, $entry, "dfrn:private", (($item['private']) ? $item['private'] : 1));
+			Xml::add_element($doc, $entry, "dfrn:private", (($item['private']) ? $item['private'] : 1));
 		}
 
 		if ($item['extid']) {
-			xml::add_element($doc, $entry, "dfrn:extid", $item['extid']);
+			Xml::add_element($doc, $entry, "dfrn:extid", $item['extid']);
 		}
 
 		if ($item['bookmark']) {
-			xml::add_element($doc, $entry, "dfrn:bookmark", "true");
+			Xml::add_element($doc, $entry, "dfrn:bookmark", "true");
 		}
 
 		if ($item['app']) {
-			xml::add_element($doc, $entry, "statusnet:notice_info", "", array("local_id" => $item['id'], "source" => $item['app']));
+			Xml::add_element($doc, $entry, "statusnet:notice_info", "", array("local_id" => $item['id'], "source" => $item['app']));
 		}
 
-		xml::add_element($doc, $entry, "dfrn:diaspora_guid", $item["guid"]);
+		Xml::add_element($doc, $entry, "dfrn:diaspora_guid", $item["guid"]);
 
 		// The signed text contains the content in Markdown, the sender handle and the signatur for the content
 		// It is needed for relayed comments to Diaspora.
 		if ($item['signed_text']) {
 			$sign = base64_encode(json_encode(array('signed_text' => $item['signed_text'],'signature' => $item['signature'],'signer' => $item['signer'])));
-			xml::add_element($doc, $entry, "dfrn:diaspora_signature", $sign);
+			Xml::add_element($doc, $entry, "dfrn:diaspora_signature", $sign);
 		}
 
-		xml::add_element($doc, $entry, "activity:verb", construct_verb($item));
+		Xml::add_element($doc, $entry, "activity:verb", construct_verb($item));
 
 		if ($item['object-type'] != "") {
-			xml::add_element($doc, $entry, "activity:object-type", $item['object-type']);
+			Xml::add_element($doc, $entry, "activity:object-type", $item['object-type']);
 		} elseif ($item['id'] == $item['parent']) {
-			xml::add_element($doc, $entry, "activity:object-type", ACTIVITY_OBJ_NOTE);
+			Xml::add_element($doc, $entry, "activity:object-type", ACTIVITY_OBJ_NOTE);
 		} else {
-			xml::add_element($doc, $entry, "activity:object-type", ACTIVITY_OBJ_COMMENT);
+			Xml::add_element($doc, $entry, "activity:object-type", ACTIVITY_OBJ_COMMENT);
 		}
 
 		$actobj = self::create_activity($doc, "activity:object", $item['object']);
@@ -1056,7 +1056,7 @@ class DFRN
 		if (count($tags)) {
 			foreach ($tags as $t) {
 				if (($type != 'html') || ($t[0] != "@")) {
-					xml::add_element($doc, $entry, "category", "", array("scheme" => "X-DFRN:".$t[0].":".$t[1], "term" => $t[2]));
+					Xml::add_element($doc, $entry, "category", "", array("scheme" => "X-DFRN:".$t[0].":".$t[1], "term" => $t[2]));
 				}
 			}
 		}
@@ -1077,7 +1077,7 @@ class DFRN
 			);
 
 			if (DBM::is_result($r) && ($r[0]["forum"] || $r[0]["prv"])) {
-				xml::add_element(
+				Xml::add_element(
 					$doc,
 					$entry,
 					"link",
@@ -1087,7 +1087,7 @@ class DFRN
 							"href" => $mention)
 				);
 			} else {
-				xml::add_element(
+				Xml::add_element(
 					$doc,
 					$entry,
 					"link",
@@ -1705,7 +1705,7 @@ class DFRN
 		$obj_element = $obj_doc->createElementNS(NAMESPACE_ATOM1, $element);
 
 		$activity_type = $xpath->query("activity:object-type/text()", $activity)->item(0)->nodeValue;
-		xml::add_element($obj_doc, $obj_element, "type", $activity_type);
+		Xml::add_element($obj_doc, $obj_element, "type", $activity_type);
 
 		$id = $xpath->query("atom:id", $activity)->item(0);
 		if (is_object($id)) {
@@ -1719,7 +1719,7 @@ class DFRN
 
 		$links = $xpath->query("atom:link", $activity);
 		if (is_object($links)) {
-			foreach ($links AS $link) {
+			foreach ($links as $link) {
 				$obj_element->appendChild($obj_doc->importNode($link, true));
 			}
 		}
diff --git a/src/Protocol/Diaspora.php b/src/Protocol/Diaspora.php
index ad24f2457b..191cab3a87 100644
--- a/src/Protocol/Diaspora.php
+++ b/src/Protocol/Diaspora.php
@@ -17,10 +17,10 @@ use Friendica\Core\PConfig;
 use Friendica\Core\Worker;
 use Friendica\Database\DBM;
 use Friendica\Network\Probe;
+use Friendica\Util\Xml;
 
 use dba;
 use SimpleXMLElement;
-use xml;
 
 require_once 'include/items.php';
 require_once 'include/bb2diaspora.php';
@@ -672,7 +672,7 @@ class Diaspora
 			if (!in_array($fieldname, array("parent_author_signature", "target_author_signature"))
 				|| ($orig_type == "relayable_retraction")
 			) {
-				xml::copy($entry, $fields, $fieldname);
+				Xml::copy($entry, $fields, $fieldname);
 			}
 		}
 
@@ -1912,7 +1912,7 @@ class Diaspora
 						"title" => "",
 						"content" => $parent_body));
 
-		return xml::from_array($xmldata, $xml, true);
+		return Xml::from_array($xmldata, $xml, true);
 	}
 
 	/**
@@ -2344,7 +2344,7 @@ class Diaspora
 						"id" => $contact["url"]."/".$contact["name"],
 						"link" => $link));
 
-		return xml::from_array($xmldata, $xml, true);
+		return Xml::from_array($xmldata, $xml, true);
 	}
 
 	/**
@@ -3039,7 +3039,7 @@ class Diaspora
 
 		$namespaces = array("me" => "http://salmon-protocol.org/ns/magic-env");
 
-		return xml::from_array($xmldata, $xml, false, $namespaces);
+		return Xml::from_array($xmldata, $xml, false, $namespaces);
 	}
 
 	/**
@@ -3172,7 +3172,7 @@ class Diaspora
 	{
 		$data = array($type => $message);
 
-		return xml::from_array($data, $xml);
+		return Xml::from_array($data, $xml);
 	}
 
 	/**
diff --git a/include/xml.php b/src/Util/Xml.php
similarity index 78%
rename from include/xml.php
rename to src/Util/Xml.php
index c184b5099e..a88a834abb 100644
--- a/include/xml.php
+++ b/src/Util/Xml.php
@@ -1,23 +1,23 @@
 <?php
 
 /**
- * @file include/xml.php
+ * @file xrc/Util/Xml.php
  */
-
+namespace Friendica\Util;
 
 /**
  * @brief This class contain methods to work with XML data
- *
  */
-class xml {
+class Xml
+{
 	/**
 	 * @brief Creates an XML structure out of a given array
 	 *
-	 * @param array $array The array of the XML structure that will be generated
-	 * @param object $xml The createdXML will be returned by reference
-	 * @param bool $remove_header Should the XML header be removed or not?
-	 * @param array $namespaces List of namespaces
-	 * @param bool $root - interally used parameter. Mustn't be used from outside.
+	 * @param array  $array         The array of the XML structure that will be generated
+	 * @param object $xml           The createdXML will be returned by reference
+	 * @param bool   $remove_header Should the XML header be removed or not?
+	 * @param array  $namespaces    List of namespaces
+	 * @param bool   $root          interally used parameter. Mustn't be used from outside.
 	 *
 	 * @return string The created XML
 	 */
@@ -25,7 +25,7 @@ class xml {
 
 		if ($root) {
 			foreach ($array as $key => $value) {
-				foreach ($namespaces AS $nskey => $nsvalue) {
+				foreach ($namespaces as $nskey => $nsvalue) {
 					$key .= " xmlns".($nskey == "" ? "":":").$nskey.'="'.$nsvalue.'"';
 				}
 
@@ -50,7 +50,7 @@ class xml {
 			}
 		}
 
-		foreach($array as $key => $value) {
+		foreach ($array as $key => $value) {
 			if (!isset($element) && isset($xml)) {
 				$element = $xml;
 			}
@@ -72,7 +72,7 @@ class xml {
 			} elseif (isset($namespaces[""])) {
 				$namespace = $namespaces[""];
 			} else {
-				$namespace = NULL;
+				$namespace = null;
 			}
 
 			// Remove undefined namespaces from the key
@@ -90,7 +90,7 @@ class xml {
 					if ((count($element_parts) > 1) && isset($namespaces[$element_parts[0]])) {
 						$namespace = $namespaces[$element_parts[0]];
 					} else {
-						$namespace = NULL;
+						$namespace = null;
 					}
 
 					$element->addAttribute($attr_key, $attr_value, $namespace);
@@ -102,7 +102,7 @@ class xml {
 			if (!is_array($value)) {
 				$element = $xml->addChild($key, xmlify($value), $namespace);
 			} elseif (is_array($value)) {
-				$element = $xml->addChild($key, NULL, $namespace);
+				$element = $xml->addChild($key, null, $namespace);
 				self::from_array($value, $element, $remove_header, $namespaces, false);
 			}
 		}
@@ -111,16 +111,17 @@ class xml {
 	/**
 	 * @brief Copies an XML object
 	 *
-	 * @param object $source The XML source
-	 * @param object $target The XML target
+	 * @param object $source      The XML source
+	 * @param object $target      The XML target
 	 * @param string $elementname Name of the XML element of the target
 	 */
-	public static function copy(&$source, &$target, $elementname) {
-		if (count($source->children()) == 0)
+	public static function copy(&$source, &$target, $elementname)
+	{
+		if (count($source->children()) == 0) {
 			$target->addChild($elementname, xmlify($source));
-		else {
+		} else {
 			$child = $target->addChild($elementname);
-			foreach ($source->children() AS $childfield => $childentry) {
+			foreach ($source->children() as $childfield => $childentry) {
 				self::copy($childentry, $child, $childfield);
 			}
 		}
@@ -129,17 +130,18 @@ class xml {
 	/**
 	 * @brief Create an XML element
 	 *
-	 * @param object $doc XML root
-	 * @param string $element XML element name
-	 * @param string $value XML value
-	 * @param array $attributes array containing the attributes
+	 * @param object $doc        XML root
+	 * @param string $element    XML element name
+	 * @param string $value      XML value
+	 * @param array  $attributes array containing the attributes
 	 *
 	 * @return object XML element object
 	 */
-	public static function create_element($doc, $element, $value = "", $attributes = array()) {
+	public static function create_element($doc, $element, $value = "", $attributes = array())
+	{
 		$element = $doc->createElement($element, xmlify($value));
 
-		foreach ($attributes AS $key => $value) {
+		foreach ($attributes as $key => $value) {
 			$attribute = $doc->createAttribute($key);
 			$attribute->value = xmlify($value);
 			$element->appendChild($attribute);
@@ -150,13 +152,14 @@ class xml {
 	/**
 	 * @brief Create an XML and append it to the parent object
 	 *
-	 * @param object $doc XML root
-	 * @param object $parent parent object
-	 * @param string $element XML element name
-	 * @param string $value XML value
-	 * @param array $attributes array containing the attributes
+	 * @param object $doc        XML root
+	 * @param object $parent     parent object
+	 * @param string $element    XML element name
+	 * @param string $value      XML value
+	 * @param array  $attributes array containing the attributes
 	 */
-	public static function add_element($doc, $parent, $element, $value = "", $attributes = array()) {
+	public static function add_element($doc, $parent, $element, $value = "", $attributes = array())
+	{
 		$element = self::create_element($doc, $element, $value, $attributes);
 		$parent->appendChild($element);
 	}
@@ -165,14 +168,14 @@ class xml {
 	 * @brief Convert an XML document to a normalised, case-corrected array
 	 *   used by webfinger
 	 *
-	 * @param object $xml_element The XML document
+	 * @param object  $xml_element     The XML document
 	 * @param integer $recursion_depth recursion counter for internal use - default 0
-	 *    internal use, recursion counter
+	 *                                 internal use, recursion counter
 	 *
 	 * @return array | sring The array from the xml element or the string
 	 */
-	public static function element_to_array($xml_element, &$recursion_depth=0) {
-
+	public static function element_to_array($xml_element, &$recursion_depth=0)
+	{
 		// If we're getting too deep, bail out
 		if ($recursion_depth > 512) {
 			return(null);
@@ -180,7 +183,8 @@ class xml {
 
 		if (!is_string($xml_element)
 			&& !is_array($xml_element)
-			&& (get_class($xml_element) == 'SimpleXMLElement')) {
+			&& (get_class($xml_element) == 'SimpleXMLElement')
+		) {
 				$xml_element_copy = $xml_element;
 				$xml_element = get_object_vars($xml_element);
 		}
@@ -192,12 +196,11 @@ class xml {
 			}
 
 			foreach ($xml_element as $key => $value) {
-
 				$recursion_depth++;
-				$result_array[strtolower($key)] =
-					self::element_to_array($value, $recursion_depth);
+				$result_array[strtolower($key)]	= self::element_to_array($value, $recursion_depth);
 				$recursion_depth--;
 			}
+
 			if ($recursion_depth == 0) {
 				$temp_array = $result_array;
 				$result_array = array(
@@ -206,7 +209,6 @@ class xml {
 			}
 
 			return ($result_array);
-
 		} else {
 			return (trim(strval($xml_element)));
 		}
@@ -215,31 +217,32 @@ class xml {
 	/**
 	 * @brief Convert the given XML text to an array in the XML structure.
 	 *
-	 * xml::to_array() will convert the given XML text to an array in the XML structure.
+	 * Xml::to_array() will convert the given XML text to an array in the XML structure.
 	 * Link: http://www.bin-co.com/php/scripts/xml2array/
 	 * Portions significantly re-written by mike@macgirvin.com for Friendica
 	 * (namespaces, lowercase tags, get_attribute default changed, more...)
 	 *
-	 * Examples: $array =  xml::to_array(file_get_contents('feed.xml'));
-	 *		$array =  xml::to_array(file_get_contents('feed.xml', true, 1, 'attribute'));
+	 * Examples: $array =  Xml::to_array(file_get_contents('feed.xml'));
+	 *		$array =  Xml::to_array(file_get_contents('feed.xml', true, 1, 'attribute'));
 	 *
-	 * @param object $contents The XML text
-	 * @param boolean $namespaces True or false include namespace information
-	 *	in the returned array as array elements.
+	 * @param object  $contents       The XML text
+	 * @param boolean $namespaces     True or false include namespace information
+	 *	                              in the returned array as array elements.
 	 * @param integer $get_attributes 1 or 0. If this is 1 the function will get the attributes as well as the tag values -
-	 *	this results in a different array structure in the return value.
-	 * @param string $priority Can be 'tag' or 'attribute'. This will change the way the resulting
-	 *	 array sturcture. For 'tag', the tags are given more importance.
+	 *	                              this results in a different array structure in the return value.
+	 * @param string  $priority       Can be 'tag' or 'attribute'. This will change the way the resulting
+	 *	                              array sturcture. For 'tag', the tags are given more importance.
 	 *
 	 * @return array The parsed XML in an array form. Use print_r() to see the resulting array structure.
 	 */
-	public static function to_array($contents, $namespaces = true, $get_attributes = 1, $priority = 'attribute') {
+	public static function to_array($contents, $namespaces = true, $get_attributes = 1, $priority = 'attribute')
+	{
 		if (!$contents) {
 			return array();
 		}
 
 		if (!function_exists('xml_parser_create')) {
-			logger('xml::to_array: parser function missing');
+			logger('Xml::to_array: parser function missing');
 			return array();
 		}
 
@@ -248,13 +251,13 @@ class xml {
 		libxml_clear_errors();
 
 		if ($namespaces) {
-			$parser = @xml_parser_create_ns("UTF-8",':');
+			$parser = @xml_parser_create_ns("UTF-8", ':');
 		} else {
 			$parser = @xml_parser_create();
 		}
 
 		if (! $parser) {
-			logger('xml::to_array: xml_parser_create: no resource');
+			logger('Xml::to_array: xml_parser_create: no resource');
 			return array();
 		}
 
@@ -266,7 +269,7 @@ class xml {
 		@xml_parser_free($parser);
 
 		if (! $xml_values) {
-			logger('xml::to_array: libxml: parse error: ' . $contents, LOGGER_DATA);
+			logger('Xml::to_array: libxml: parse error: ' . $contents, LOGGER_DATA);
 			foreach (libxml_get_errors() as $err) {
 				logger('libxml: parse: ' . $err->code . " at " . $err->line . ":" . $err->column . " : " . $err->message, LOGGER_DATA);
 			}
@@ -305,7 +308,7 @@ class xml {
 			//Set the attributes too.
 			if (isset($attributes) and $get_attributes) {
 				foreach ($attributes as $attr => $val) {
-					if($priority == 'tag') {
+					if ($priority == 'tag') {
 						$attributes_data[$attr] = $val;
 					} else {
 						$result['@attributes'][$attr] = $val; // Set all the attributes in a array called 'attr'
@@ -331,7 +334,6 @@ class xml {
 					$repeated_tag_index[$tag.'_'.$level] = 1;
 
 					$current = &$current[$tag];
-
 				} else { // There was another element with the same tag name
 
 					if (isset($current[$tag][0])) { // If there is a 0th element it is already an array
@@ -345,12 +347,10 @@ class xml {
 							$current[$tag]['0_attr'] = $current[$tag.'_attr'];
 							unset($current[$tag.'_attr']);
 						}
-
 					}
 					$last_item_index = $repeated_tag_index[$tag.'_'.$level]-1;
 					$current = &$current[$tag][$last_item_index];
 				}
-
 			} elseif ($type == "complete") { // Tags that ends in 1 line '<tag />'
 				//See if the key is already taken.
 				if (!isset($current[$tag])) { //New Key
@@ -359,7 +359,6 @@ class xml {
 					if ($priority == 'tag' and $attributes_data) {
 						$current[$tag. '_attr'] = $attributes_data;
 					}
-
 				} else { // If taken, put all things inside a list(array)
 					if (isset($current[$tag][0]) and is_array($current[$tag])) { // If it is already an array...
 
@@ -370,7 +369,6 @@ class xml {
 							$current[$tag][$repeated_tag_index[$tag.'_'.$level] . '_attr'] = $attributes_data;
 						}
 						$repeated_tag_index[$tag.'_'.$level]++;
-
 					} else { // If it is not an array...
 						$current[$tag] = array($current[$tag], $result); //...Make it an array using using the existing value and the new value
 						$repeated_tag_index[$tag.'_'.$level] = 1;
@@ -388,7 +386,6 @@ class xml {
 						$repeated_tag_index[$tag.'_'.$level]++; // 0 and 1 indexes are already taken
 					}
 				}
-
 			} elseif ($type == 'close') { // End of tag '</tag>'
 				$current = &$parent[$level-1];
 			}
@@ -400,10 +397,11 @@ class xml {
 	/**
 	 * @brief Delete a node in a XML object
 	 *
-	 * @param object $doc XML document
+	 * @param object $doc  XML document
 	 * @param string $node Node name
 	 */
-	public static function deleteNode(&$doc, $node) {
+	public static function deleteNode(&$doc, $node)
+	{
 		$xpath = new DomXPath($doc);
 		$list = $xpath->query("//".$node);
 		foreach ($list as $child) {

From d49da294b30062305009c1896ca519297a5ed5f4 Mon Sep 17 00:00:00 2001
From: Adam Magness <adam.magness@gmail.com>
Date: Fri, 10 Nov 2017 00:26:41 -0500
Subject: [PATCH 5/7] Add uses

added DomXPath and SimpleXMLElement
---
 src/Util/Xml.php | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/Util/Xml.php b/src/Util/Xml.php
index a88a834abb..8be1478edb 100644
--- a/src/Util/Xml.php
+++ b/src/Util/Xml.php
@@ -5,6 +5,9 @@
  */
 namespace Friendica\Util;
 
+use DomXPath;
+use SimpleXmMLElement;
+
 /**
  * @brief This class contain methods to work with XML data
  */

From 0226aa1f1504c3f038264659cfa827ef4f6be185 Mon Sep 17 00:00:00 2001
From: Adam Magness <adam.magness@gmail.com>
Date: Fri, 10 Nov 2017 00:34:31 -0500
Subject: [PATCH 6/7] Spelling

spelling correction for simplexmlelement
---
 src/Util/Xml.php | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/Util/Xml.php b/src/Util/Xml.php
index 8be1478edb..7315567d83 100644
--- a/src/Util/Xml.php
+++ b/src/Util/Xml.php
@@ -1,12 +1,12 @@
 <?php
 
 /**
- * @file xrc/Util/Xml.php
+ * @file src/Util/Xml.php
  */
 namespace Friendica\Util;
 
 use DomXPath;
-use SimpleXmMLElement;
+use SimpleXMLElement;
 
 /**
  * @brief This class contain methods to work with XML data
@@ -24,8 +24,8 @@ class Xml
 	 *
 	 * @return string The created XML
 	 */
-	public static function from_array($array, &$xml, $remove_header = false, $namespaces = array(), $root = true) {
-
+	public static function from_array($array, &$xml, $remove_header = false, $namespaces = array(), $root = true)
+	{
 		if ($root) {
 			foreach ($array as $key => $value) {
 				foreach ($namespaces as $nskey => $nsvalue) {

From bc49fc974c6009f9ea984cf5f7169c013a92cf81 Mon Sep 17 00:00:00 2001
From: Adam Magness <adam.magness@gmail.com>
Date: Fri, 10 Nov 2017 07:45:33 -0500
Subject: [PATCH 7/7] Capitalized XML

Acronym classes should be capitalized
---
 include/api.php               |   4 +-
 include/html2bbcode.php       |  35 +++---
 include/network.php           |   7 +-
 include/ostatus.php           | 152 ++++++++++++-------------
 include/salmon.php            |  12 +-
 mod/fetch.php                 |   2 +-
 mod/ping.php                  |   6 +-
 src/Network/Probe.php         |   6 +-
 src/ParseUrl.php              |  24 ++--
 src/Protocol/DFRN.php         | 206 +++++++++++++++++-----------------
 src/Protocol/Diaspora.php     |  12 +-
 src/Util/{Xml.php => XML.php} |   4 +-
 12 files changed, 235 insertions(+), 235 deletions(-)
 rename src/Util/{Xml.php => XML.php} (99%)

diff --git a/include/api.php b/include/api.php
index 102c76a991..33624dcf6e 100644
--- a/include/api.php
+++ b/include/api.php
@@ -13,7 +13,7 @@ use Friendica\Core\NotificationsManager;
 use Friendica\Core\Worker;
 use Friendica\Database\DBM;
 use Friendica\Protocol\Diaspora;
-use Friendica\Util\Xml;
+use Friendica\Util\XML;
 
 require_once 'include/HTTPExceptions.php';
 require_once 'include/bbcode.php';
@@ -901,7 +901,7 @@ function api_create_xml($data, $root_element)
 
 	$data3 = array($root_element => $data2);
 
-	$ret = Xml::from_array($data3, $xml, false, $namespaces);
+	$ret = XML::from_array($data3, $xml, false, $namespaces);
 	return $ret;
 }
 
diff --git a/include/html2bbcode.php b/include/html2bbcode.php
index 0e575f5061..763351e802 100644
--- a/include/html2bbcode.php
+++ b/include/html2bbcode.php
@@ -8,8 +8,7 @@
  * 					https://github.com/annando/Syncom
  */
 
-use Friendica\Util\Xml;
-
+use Friendica\Util\XML;
 
 function node2bbcode(&$doc, $oldnode, $attributes, $startbb, $endbb)
 {
@@ -27,11 +26,12 @@ function node2bbcodesub(&$doc, $oldnode, $attributes, $startbb, $endbb)
 
 	$list = $xpath->query("//".$oldnode);
 	foreach ($list as $oldNode) {
-
 		$attr = array();
-		if ($oldNode->attributes->length)
-			foreach ($oldNode->attributes as $attribute)
+		if ($oldNode->attributes->length) {
+			foreach ($oldNode->attributes as $attribute) {
 				$attr[$attribute->name] = $attribute->value;
+			}
+		}
 
 		$replace = true;
 
@@ -40,23 +40,22 @@ function node2bbcodesub(&$doc, $oldnode, $attributes, $startbb, $endbb)
 		$i = 0;
 
 		foreach ($attributes as $attribute => $value) {
-
 			$startbb = str_replace('\x01'.++$i, '$1', $startbb);
-
 			if (strpos('*'.$startbb, '$1') > 0) {
-
 				if ($replace && (@$attr[$attribute] != '')) {
-
 					$startbb = preg_replace($value, $startbb, $attr[$attribute], -1, $count);
 
 					// If nothing could be changed
-					if ($count == 0)
+					if ($count == 0) {
 						$replace = false;
-				} else
+					}
+				} else {
 					$replace = false;
+				}
 			} else {
-				if (@$attr[$attribute] != $value)
+				if (@$attr[$attribute] != $value) {
 					$replace = false;
+				}
 			}
 		}
 
@@ -125,12 +124,12 @@ function html2bbcode($message, $basepath = '')
 
 	@$doc->loadHTML($message);
 
-	Xml::deleteNode($doc, 'style');
-	Xml::deleteNode($doc, 'head');
-	Xml::deleteNode($doc, 'title');
-	Xml::deleteNode($doc, 'meta');
-	Xml::deleteNode($doc, 'xml');
-	Xml::deleteNode($doc, 'removeme');
+	XML::deleteNode($doc, 'style');
+	XML::deleteNode($doc, 'head');
+	XML::deleteNode($doc, 'title');
+	XML::deleteNode($doc, 'meta');
+	XML::deleteNode($doc, 'xml');
+	XML::deleteNode($doc, 'removeme');
 
 	$xpath = new DomXPath($doc);
 	$list = $xpath->query("//pre");
diff --git a/include/network.php b/include/network.php
index 7e38811236..e9cfe86035 100644
--- a/include/network.php
+++ b/include/network.php
@@ -8,7 +8,7 @@ use Friendica\App;
 use Friendica\Core\System;
 use Friendica\Core\Config;
 use Friendica\Network\Probe;
-use Friendica\Util\Xml;
+use Friendica\Util\XML;
 
 /**
  * @brief Curl wrapper
@@ -414,7 +414,7 @@ function xml_status($st, $message = '')
 
 	$xmldata = array("result" => $result);
 
-	echo Xml::from_array($xmldata, $xml);
+	echo XML::from_array($xmldata, $xml);
 
 	killme();
 }
@@ -570,7 +570,8 @@ function allowed_url($url)
  * Checks if the provided url domain is on the domain blocklist.
  * Returns true if it is or malformed URL, false if not.
  *
- * @param  string $url The url to check the domain from
+ * @param string $url The url to check the domain from
+ *
  * @return boolean
  */
 function blocked_url($url)
diff --git a/include/ostatus.php b/include/ostatus.php
index 1ebd00a19f..a58d0102ac 100644
--- a/include/ostatus.php
+++ b/include/ostatus.php
@@ -10,7 +10,7 @@ use Friendica\Core\Config;
 use Friendica\Database\DBM;
 use Friendica\Network\Probe;
 use Friendica\Util\Lock;
-use Friendica\Util\Xml;
+use Friendica\Util\XML;
 
 require_once 'include/Contact.php';
 require_once 'include/threads.php';
@@ -1245,39 +1245,39 @@ class ostatus
 		$root->setAttribute("xmlns:mastodon", NAMESPACE_MASTODON);
 
 		$attributes = array("uri" => "https://friendi.ca", "version" => FRIENDICA_VERSION."-".DB_UPDATE_VERSION);
-		Xml::add_element($doc, $root, "generator", FRIENDICA_PLATFORM, $attributes);
-		Xml::add_element($doc, $root, "id", System::baseUrl()."/profile/".$owner["nick"]);
-		Xml::add_element($doc, $root, "title", sprintf("%s timeline", $owner["name"]));
-		Xml::add_element($doc, $root, "subtitle", sprintf("Updates from %s on %s", $owner["name"], $a->config["sitename"]));
-		Xml::add_element($doc, $root, "logo", $owner["photo"]);
-		Xml::add_element($doc, $root, "updated", datetime_convert("UTC", "UTC", "now", ATOM_TIME));
+		XML::add_element($doc, $root, "generator", FRIENDICA_PLATFORM, $attributes);
+		XML::add_element($doc, $root, "id", System::baseUrl()."/profile/".$owner["nick"]);
+		XML::add_element($doc, $root, "title", sprintf("%s timeline", $owner["name"]));
+		XML::add_element($doc, $root, "subtitle", sprintf("Updates from %s on %s", $owner["name"], $a->config["sitename"]));
+		XML::add_element($doc, $root, "logo", $owner["photo"]);
+		XML::add_element($doc, $root, "updated", datetime_convert("UTC", "UTC", "now", ATOM_TIME));
 
 		$author = self::add_author($doc, $owner);
 		$root->appendChild($author);
 
 		$attributes = array("href" => $owner["url"], "rel" => "alternate", "type" => "text/html");
-		Xml::add_element($doc, $root, "link", "", $attributes);
+		XML::add_element($doc, $root, "link", "", $attributes);
 
 		/// @TODO We have to find out what this is
 		/// $attributes = array("href" => System::baseUrl()."/sup",
 		///		"rel" => "http://api.friendfeed.com/2008/03#sup",
 		///		"type" => "application/json");
-		/// Xml::add_element($doc, $root, "link", "", $attributes);
+		/// XML::add_element($doc, $root, "link", "", $attributes);
 
 		self::hublinks($doc, $root, $owner["nick"]);
 
 		$attributes = array("href" => System::baseUrl()."/salmon/".$owner["nick"], "rel" => "salmon");
-		Xml::add_element($doc, $root, "link", "", $attributes);
+		XML::add_element($doc, $root, "link", "", $attributes);
 
 		$attributes = array("href" => System::baseUrl()."/salmon/".$owner["nick"], "rel" => "http://salmon-protocol.org/ns/salmon-replies");
-		Xml::add_element($doc, $root, "link", "", $attributes);
+		XML::add_element($doc, $root, "link", "", $attributes);
 
 		$attributes = array("href" => System::baseUrl()."/salmon/".$owner["nick"], "rel" => "http://salmon-protocol.org/ns/salmon-mention");
-		Xml::add_element($doc, $root, "link", "", $attributes);
+		XML::add_element($doc, $root, "link", "", $attributes);
 
 		$attributes = array("href" => System::baseUrl()."/api/statuses/user_timeline/".$owner["nick"].".atom",
 				"rel" => "self", "type" => "application/atom+xml");
-		Xml::add_element($doc, $root, "link", "", $attributes);
+		XML::add_element($doc, $root, "link", "", $attributes);
 
 		return $root;
 	}
@@ -1292,7 +1292,7 @@ class ostatus
 	public static function hublinks($doc, $root, $nick)
 	{
 		$h = System::baseUrl() . '/pubsubhubbub/'.$nick;
-		Xml::add_element($doc, $root, "link", "", array("href" => $h, "rel" => "hub"));
+		XML::add_element($doc, $root, "link", "", array("href" => $h, "rel" => "hub"));
 	}
 
 	/**
@@ -1314,7 +1314,7 @@ class ostatus
 						"href" => $siteinfo["image"],
 						"type" => $imgdata["mime"],
 						"length" => intval($imgdata["size"]));
-				Xml::add_element($doc, $root, "link", "", $attributes);
+				XML::add_element($doc, $root, "link", "", $attributes);
 				break;
 			case 'video':
 				$attributes = array("rel" => "enclosure",
@@ -1322,7 +1322,7 @@ class ostatus
 						"type" => "text/html; charset=UTF-8",
 						"length" => "",
 						"title" => $siteinfo["title"]);
-				Xml::add_element($doc, $root, "link", "", $attributes);
+				XML::add_element($doc, $root, "link", "", $attributes);
 				break;
 			default:
 				break;
@@ -1335,7 +1335,7 @@ class ostatus
 					"type" => $imgdata["mime"],
 					"length" => intval($imgdata["size"]));
 
-			Xml::add_element($doc, $root, "link", "", $attributes);
+			XML::add_element($doc, $root, "link", "", $attributes);
 		}
 
 		$arr = explode('[/attach],', $item['attach']);
@@ -1354,7 +1354,7 @@ class ostatus
 					if (trim($matches[4]) != "") {
 						$attributes["title"] = trim($matches[4]);
 					}
-					Xml::add_element($doc, $root, "link", "", $attributes);
+					XML::add_element($doc, $root, "link", "", $attributes);
 				}
 			}
 		}
@@ -1375,15 +1375,15 @@ class ostatus
 			$profile = $r[0];
 		}
 		$author = $doc->createElement("author");
-		Xml::add_element($doc, $author, "id", $owner["url"]);
-		Xml::add_element($doc, $author, "activity:object-type", ACTIVITY_OBJ_PERSON);
-		Xml::add_element($doc, $author, "uri", $owner["url"]);
-		Xml::add_element($doc, $author, "name", $owner["nick"]);
-		Xml::add_element($doc, $author, "email", $owner["addr"]);
-		Xml::add_element($doc, $author, "summary", bbcode($owner["about"], false, false, 7));
+		XML::add_element($doc, $author, "id", $owner["url"]);
+		XML::add_element($doc, $author, "activity:object-type", ACTIVITY_OBJ_PERSON);
+		XML::add_element($doc, $author, "uri", $owner["url"]);
+		XML::add_element($doc, $author, "name", $owner["nick"]);
+		XML::add_element($doc, $author, "email", $owner["addr"]);
+		XML::add_element($doc, $author, "summary", bbcode($owner["about"], false, false, 7));
 
 		$attributes = array("rel" => "alternate", "type" => "text/html", "href" => $owner["url"]);
-		Xml::add_element($doc, $author, "link", "", $attributes);
+		XML::add_element($doc, $author, "link", "", $attributes);
 
 		$attributes = array(
 				"rel" => "avatar",
@@ -1391,7 +1391,7 @@ class ostatus
 				"media:width" => 175,
 				"media:height" => 175,
 				"href" => $owner["photo"]);
-		Xml::add_element($doc, $author, "link", "", $attributes);
+		XML::add_element($doc, $author, "link", "", $attributes);
 
 		if (isset($owner["thumb"])) {
 			$attributes = array(
@@ -1400,34 +1400,34 @@ class ostatus
 					"media:width" => 80,
 					"media:height" => 80,
 					"href" => $owner["thumb"]);
-			Xml::add_element($doc, $author, "link", "", $attributes);
+			XML::add_element($doc, $author, "link", "", $attributes);
 		}
 
-		Xml::add_element($doc, $author, "poco:preferredUsername", $owner["nick"]);
-		Xml::add_element($doc, $author, "poco:displayName", $owner["name"]);
-		Xml::add_element($doc, $author, "poco:note", bbcode($owner["about"], false, false, 7));
+		XML::add_element($doc, $author, "poco:preferredUsername", $owner["nick"]);
+		XML::add_element($doc, $author, "poco:displayName", $owner["name"]);
+		XML::add_element($doc, $author, "poco:note", bbcode($owner["about"], false, false, 7));
 
 		if (trim($owner["location"]) != "") {
 			$element = $doc->createElement("poco:address");
-			Xml::add_element($doc, $element, "poco:formatted", $owner["location"]);
+			XML::add_element($doc, $element, "poco:formatted", $owner["location"]);
 			$author->appendChild($element);
 		}
 
 		if (trim($profile["homepage"]) != "") {
 			$urls = $doc->createElement("poco:urls");
-			Xml::add_element($doc, $urls, "poco:type", "homepage");
-			Xml::add_element($doc, $urls, "poco:value", $profile["homepage"]);
-			Xml::add_element($doc, $urls, "poco:primary", "true");
+			XML::add_element($doc, $urls, "poco:type", "homepage");
+			XML::add_element($doc, $urls, "poco:value", $profile["homepage"]);
+			XML::add_element($doc, $urls, "poco:primary", "true");
 			$author->appendChild($urls);
 		}
 
 		if (count($profile)) {
-			Xml::add_element($doc, $author, "followers", "", array("url" => System::baseUrl()."/viewcontacts/".$owner["nick"]));
-			Xml::add_element($doc, $author, "statusnet:profile_info", "", array("local_id" => $owner["uid"]));
+			XML::add_element($doc, $author, "followers", "", array("url" => System::baseUrl()."/viewcontacts/".$owner["nick"]));
+			XML::add_element($doc, $author, "statusnet:profile_info", "", array("local_id" => $owner["uid"]));
 		}
 
 		if ($profile["publish"]) {
-			Xml::add_element($doc, $author, "mastodon:scope", "public");
+			XML::add_element($doc, $author, "mastodon:scope", "public");
 		}
 		return $author;
 	}
@@ -1509,12 +1509,12 @@ class ostatus
 	private static function source_entry($doc, $contact)
 	{
 		$source = $doc->createElement("source");
-		Xml::add_element($doc, $source, "id", $contact["poll"]);
-		Xml::add_element($doc, $source, "title", $contact["name"]);
-		Xml::add_element($doc, $source, "link", "", array("rel" => "alternate", "type" => "text/html", "href" => $contact["alias"]));
-		Xml::add_element($doc, $source, "link", "", array("rel" => "self", "type" => "application/atom+xml", "href" => $contact["poll"]));
-		Xml::add_element($doc, $source, "icon", $contact["photo"]);
-		Xml::add_element($doc, $source, "updated", datetime_convert("UTC", "UTC", $contact["success_update"]."+00:00", ATOM_TIME));
+		XML::add_element($doc, $source, "id", $contact["poll"]);
+		XML::add_element($doc, $source, "title", $contact["name"]);
+		XML::add_element($doc, $source, "link", "", array("rel" => "alternate", "type" => "text/html", "href" => $contact["alias"]));
+		XML::add_element($doc, $source, "link", "", array("rel" => "self", "type" => "application/atom+xml", "href" => $contact["poll"]));
+		XML::add_element($doc, $source, "icon", $contact["photo"]);
+		XML::add_element($doc, $source, "updated", datetime_convert("UTC", "UTC", $contact["success_update"]."+00:00", ATOM_TIME));
 
 		return $source;
 	}
@@ -1613,7 +1613,7 @@ class ostatus
 
 		$as_object = $doc->createElement("activity:object");
 
-		Xml::add_element($doc, $as_object, "activity:object-type", NAMESPACE_ACTIVITY_SCHEMA."activity");
+		XML::add_element($doc, $as_object, "activity:object-type", NAMESPACE_ACTIVITY_SCHEMA."activity");
 
 		self::entry_content($doc, $as_object, $repeated_item, $owner, "", "", false);
 
@@ -1622,7 +1622,7 @@ class ostatus
 
 		$as_object2 = $doc->createElement("activity:object");
 
-		Xml::add_element($doc, $as_object2, "activity:object-type", self::construct_objecttype($repeated_item));
+		XML::add_element($doc, $as_object2, "activity:object-type", self::construct_objecttype($repeated_item));
 
 		$title = sprintf("New comment by %s", $contact["nick"]);
 
@@ -1673,7 +1673,7 @@ class ostatus
 		);
 		$parent_item = (($item['thr-parent']) ? $item['thr-parent'] : $item['parent-uri']);
 
-		Xml::add_element($doc, $as_object, "activity:object-type", self::construct_objecttype($parent[0]));
+		XML::add_element($doc, $as_object, "activity:object-type", self::construct_objecttype($parent[0]));
 
 		self::entry_content($doc, $as_object, $parent[0], $owner, "New entry");
 
@@ -1696,18 +1696,18 @@ class ostatus
 	private static function add_person_object($doc, $owner, $contact)
 	{
 		$object = $doc->createElement("activity:object");
-		Xml::add_element($doc, $object, "activity:object-type", ACTIVITY_OBJ_PERSON);
+		XML::add_element($doc, $object, "activity:object-type", ACTIVITY_OBJ_PERSON);
 
 		if ($contact['network'] == NETWORK_PHANTOM) {
-			Xml::add_element($doc, $object, "id", $contact['url']);
+			XML::add_element($doc, $object, "id", $contact['url']);
 			return $object;
 		}
 
-		Xml::add_element($doc, $object, "id", $contact["alias"]);
-		Xml::add_element($doc, $object, "title", $contact["nick"]);
+		XML::add_element($doc, $object, "id", $contact["alias"]);
+		XML::add_element($doc, $object, "title", $contact["nick"]);
 
 		$attributes = array("rel" => "alternate", "type" => "text/html", "href" => $contact["url"]);
-		Xml::add_element($doc, $object, "link", "", $attributes);
+		XML::add_element($doc, $object, "link", "", $attributes);
 
 		$attributes = array(
 				"rel" => "avatar",
@@ -1715,14 +1715,14 @@ class ostatus
 				"media:width" => 175,
 				"media:height" => 175,
 				"href" => $contact["photo"]);
-		Xml::add_element($doc, $object, "link", "", $attributes);
+		XML::add_element($doc, $object, "link", "", $attributes);
 
-		Xml::add_element($doc, $object, "poco:preferredUsername", $contact["nick"]);
-		Xml::add_element($doc, $object, "poco:displayName", $contact["name"]);
+		XML::add_element($doc, $object, "poco:preferredUsername", $contact["nick"]);
+		XML::add_element($doc, $object, "poco:displayName", $contact["name"]);
 
 		if (trim($contact["location"]) != "") {
 			$element = $doc->createElement("poco:address");
-			Xml::add_element($doc, $element, "poco:formatted", $contact["location"]);
+			XML::add_element($doc, $element, "poco:formatted", $contact["location"]);
 			$object->appendChild($element);
 		}
 
@@ -1812,7 +1812,7 @@ class ostatus
 
 		$title = self::entry_header($doc, $entry, $owner, $toplevel);
 
-		Xml::add_element($doc, $entry, "activity:object-type", ACTIVITY_OBJ_NOTE);
+		XML::add_element($doc, $entry, "activity:object-type", ACTIVITY_OBJ_NOTE);
 
 		self::entry_content($doc, $entry, $item, $owner, $title);
 
@@ -1874,8 +1874,8 @@ class ostatus
 			$verb = self::construct_verb($item);
 		}
 
-		Xml::add_element($doc, $entry, "id", $item["uri"]);
-		Xml::add_element($doc, $entry, "title", $title);
+		XML::add_element($doc, $entry, "id", $item["uri"]);
+		XML::add_element($doc, $entry, "title", $title);
 
 		$body = self::format_picture_post($item['body']);
 
@@ -1885,20 +1885,20 @@ class ostatus
 
 		$body = bbcode($body, false, false, 7);
 
-		Xml::add_element($doc, $entry, "content", $body, array("type" => "html"));
+		XML::add_element($doc, $entry, "content", $body, array("type" => "html"));
 
-		Xml::add_element($doc, $entry, "link", "", array("rel" => "alternate", "type" => "text/html",
+		XML::add_element($doc, $entry, "link", "", array("rel" => "alternate", "type" => "text/html",
 			"href" => System::baseUrl()."/display/".$item["guid"])
 		);
 
 		if ($complete && ($item["id"] > 0)) {
-			Xml::add_element($doc, $entry, "status_net", "", array("notice_id" => $item["id"]));
+			XML::add_element($doc, $entry, "status_net", "", array("notice_id" => $item["id"]));
 		}
 
-		Xml::add_element($doc, $entry, "activity:verb", $verb);
+		XML::add_element($doc, $entry, "activity:verb", $verb);
 
-		Xml::add_element($doc, $entry, "published", datetime_convert("UTC", "UTC", $item["created"]."+00:00", ATOM_TIME));
-		Xml::add_element($doc, $entry, "updated", datetime_convert("UTC", "UTC", $item["edited"]."+00:00", ATOM_TIME));
+		XML::add_element($doc, $entry, "published", datetime_convert("UTC", "UTC", $item["created"]."+00:00", ATOM_TIME));
+		XML::add_element($doc, $entry, "updated", datetime_convert("UTC", "UTC", $item["edited"]."+00:00", ATOM_TIME));
 	}
 
 	/**
@@ -1936,12 +1936,12 @@ class ostatus
 			$attributes = array(
 					"ref" => $parent_item,
 					"href" => $parent_plink);
-			Xml::add_element($doc, $entry, "thr:in-reply-to", "", $attributes);
+			XML::add_element($doc, $entry, "thr:in-reply-to", "", $attributes);
 
 			$attributes = array(
 					"rel" => "related",
 					"href" => $parent_plink);
-			Xml::add_element($doc, $entry, "link", "", $attributes);
+			XML::add_element($doc, $entry, "link", "", $attributes);
 		}
 
 		if (intval($item["parent"]) > 0) {
@@ -1960,14 +1960,14 @@ class ostatus
 				}
 			}
 
-			Xml::add_element($doc, $entry, "link", "", array("rel" => "ostatus:conversation", "href" => $conversation_href));
+			XML::add_element($doc, $entry, "link", "", array("rel" => "ostatus:conversation", "href" => $conversation_href));
 
 			$attributes = array(
 					"href" => $conversation_href,
 					"local_id" => $item["parent"],
 					"ref" => $conversation_uri);
 
-			Xml::add_element($doc, $entry, "ostatus:conversation", $conversation_uri, $attributes);
+			XML::add_element($doc, $entry, "ostatus:conversation", $conversation_uri, $attributes);
 		}
 
 		$tags = item_getfeedtags($item);
@@ -1995,14 +1995,14 @@ class ostatus
 				dbesc(normalise_link($mention))
 			);
 			if ($r[0]["forum"] || $r[0]["prv"]) {
-				Xml::add_element($doc, $entry, "link", "",
+				XML::add_element($doc, $entry, "link", "",
 					array(
 						"rel" => "mentioned",
 						"ostatus:object-type" => ACTIVITY_OBJ_GROUP,
 						"href" => $mention)
 				);
 			} else {
-				Xml::add_element($doc, $entry, "link", "",
+				XML::add_element($doc, $entry, "link", "",
 					array(
 						"rel" => "mentioned",
 						"ostatus:object-type" => ACTIVITY_OBJ_PERSON,
@@ -2012,18 +2012,18 @@ class ostatus
 		}
 
 		if (!$item["private"]) {
-			Xml::add_element($doc, $entry, "link", "", array("rel" => "ostatus:attention",
+			XML::add_element($doc, $entry, "link", "", array("rel" => "ostatus:attention",
 									"href" => "http://activityschema.org/collection/public"));
-			Xml::add_element($doc, $entry, "link", "", array("rel" => "mentioned",
+			XML::add_element($doc, $entry, "link", "", array("rel" => "mentioned",
 									"ostatus:object-type" => "http://activitystrea.ms/schema/1.0/collection",
 									"href" => "http://activityschema.org/collection/public"));
-			Xml::add_element($doc, $entry, "mastodon:scope", "public");
+			XML::add_element($doc, $entry, "mastodon:scope", "public");
 		}
 
 		if (count($tags)) {
 			foreach ($tags as $t) {
 				if ($t[0] != "@") {
-					Xml::add_element($doc, $entry, "category", "", array("term" => $t[2]));
+					XML::add_element($doc, $entry, "category", "", array("term" => $t[2]));
 				}
 			}
 		}
@@ -2043,10 +2043,10 @@ class ostatus
 			}
 
 			if ($item["coord"] != "") {
-				Xml::add_element($doc, $entry, "georss:point", $item["coord"]);
+				XML::add_element($doc, $entry, "georss:point", $item["coord"]);
 			}
 
-			Xml::add_element($doc, $entry, "statusnet:notice_info", "", $attributes);
+			XML::add_element($doc, $entry, "statusnet:notice_info", "", $attributes);
 		}
 	}
 
diff --git a/include/salmon.php b/include/salmon.php
index 5d0b1bc3d0..9a1ef72e5b 100644
--- a/include/salmon.php
+++ b/include/salmon.php
@@ -3,7 +3,7 @@
  * @file include/salmon.php
  */
 use Friendica\Network\Probe;
-use Friendica\Util\Xml;
+use Friendica\Util\XML;
 
 require_once 'include/crypto.php';
 
@@ -112,7 +112,7 @@ function slapper($owner, $url, $slap)
 
 	$namespaces = array("me" => "http://salmon-protocol.org/ns/magic-env");
 
-	$salmon = Xml::from_array($xmldata, $xml, false, $namespaces);
+	$salmon = XML::from_array($xmldata, $xml, false, $namespaces);
 
 	// slap them
 	post_url($url, $salmon, array(
@@ -138,7 +138,7 @@ function slapper($owner, $url, $slap)
 
 		$namespaces = array("me" => "http://salmon-protocol.org/ns/magic-env");
 
-		$salmon = Xml::from_array($xmldata, $xml, false, $namespaces);
+		$salmon = XML::from_array($xmldata, $xml, false, $namespaces);
 
 		// slap them
 		post_url($url, $salmon, array(
@@ -161,13 +161,13 @@ function slapper($owner, $url, $slap)
 
 		$namespaces = array("me" => "http://salmon-protocol.org/ns/magic-env");
 
-		$salmon = Xml::from_array($xmldata, $xml, false, $namespaces);
+		$salmon = XML::from_array($xmldata, $xml, false, $namespaces);
 
 		// slap them
 		post_url($url, $salmon, array(
 			'Content-type: application/magic-envelope+xml',
-			'Content-length: ' . strlen($salmon)
-		));
+			'Content-length: ' . strlen($salmon))
+		);
 		$return_code = $a->get_curl_code();
 	}
 
diff --git a/mod/fetch.php b/mod/fetch.php
index 085ded3571..8685504fff 100644
--- a/mod/fetch.php
+++ b/mod/fetch.php
@@ -6,7 +6,7 @@ This file is part of the Diaspora protocol. It is used for fetching single publi
 use Friendica\App;
 use Friendica\Core\System;
 use Friendica\Protocol\Diaspora;
-use Friendica\Util\Xml;
+use Friendica\Util\XML;
 
 require_once "include/crypto.php";
 
diff --git a/mod/ping.php b/mod/ping.php
index d2ae8137fc..00ee848dc4 100644
--- a/mod/ping.php
+++ b/mod/ping.php
@@ -7,7 +7,7 @@ use Friendica\Core\Cache;
 use Friendica\Core\System;
 use Friendica\Core\PConfig;
 use Friendica\Database\DBM;
-use Friendica\Util\Xml;
+use Friendica\Util\XML;
 
 require_once 'include/datetime.php';
 require_once 'include/bbcode.php';
@@ -114,7 +114,7 @@ function ping_init(App $a)
 				}
 			} else {
 				header("Content-type: text/xml");
-				echo Xml::from_array($data, $xml);
+				echo XML::from_array($data, $xml);
 			}
 			killme();
 		}
@@ -411,7 +411,7 @@ function ping_init(App $a)
 		$data = ping_format_xml_data($data, $sysnotify_count, $notifications, $sysmsgs, $sysmsgs_info, $groups_unseen, $forums_unseen);
 
 		header("Content-type: text/xml");
-		echo Xml::from_array(array("result" => $data), $xml);
+		echo XML::from_array(array("result" => $data), $xml);
 	}
 
 	killme();
diff --git a/src/Network/Probe.php b/src/Network/Probe.php
index a2ab2eccf0..37ca51d8ab 100644
--- a/src/Network/Probe.php
+++ b/src/Network/Probe.php
@@ -13,7 +13,7 @@ use Friendica\Core\System;
 use Friendica\Core\Cache;
 use Friendica\Core\Config;
 use Friendica\Database\DBM;
-use Friendica\Util\Xml;
+use Friendica\Util\XML;
 
 use dba;
 use DomXPath;
@@ -123,7 +123,7 @@ class Probe {
 			return array();
 		}
 
-		$links = Xml::element_to_array($xrd);
+		$links = XML::element_to_array($xrd);
 		if (!isset($links["xrd"]["link"])) {
 			logger("No xrd data found for ".$host, LOGGER_DEBUG);
 			return array();
@@ -705,7 +705,7 @@ class Probe {
 			return false;
 		}
 
-		$xrd_arr = Xml::element_to_array($xrd);
+		$xrd_arr = XML::element_to_array($xrd);
 		if (!isset($xrd_arr["xrd"]["link"])) {
 			logger("No XML webfinger links for ".$url, LOGGER_DEBUG);
 			return false;
diff --git a/src/ParseUrl.php b/src/ParseUrl.php
index 919a5ad9f9..047876279b 100644
--- a/src/ParseUrl.php
+++ b/src/ParseUrl.php
@@ -6,7 +6,7 @@
 namespace Friendica;
 
 use Friendica\Core\Config;
-use Friendica\Util\Xml;
+use Friendica\Util\XML;
 
 use dba;
 use DomXPath;
@@ -203,17 +203,17 @@ class ParseUrl
 		$doc = new DOMDocument();
 		@$doc->loadHTML($body);
 
-		Xml::deleteNode($doc, "style");
-		Xml::deleteNode($doc, "script");
-		Xml::deleteNode($doc, "option");
-		Xml::deleteNode($doc, "h1");
-		Xml::deleteNode($doc, "h2");
-		Xml::deleteNode($doc, "h3");
-		Xml::deleteNode($doc, "h4");
-		Xml::deleteNode($doc, "h5");
-		Xml::deleteNode($doc, "h6");
-		Xml::deleteNode($doc, "ol");
-		Xml::deleteNode($doc, "ul");
+		XML::deleteNode($doc, "style");
+		XML::deleteNode($doc, "script");
+		XML::deleteNode($doc, "option");
+		XML::deleteNode($doc, "h1");
+		XML::deleteNode($doc, "h2");
+		XML::deleteNode($doc, "h3");
+		XML::deleteNode($doc, "h4");
+		XML::deleteNode($doc, "h5");
+		XML::deleteNode($doc, "h6");
+		XML::deleteNode($doc, "ol");
+		XML::deleteNode($doc, "ul");
 
 		$xpath = new DomXPath($doc);
 
diff --git a/src/Protocol/DFRN.php b/src/Protocol/DFRN.php
index 391b7cd0bb..080dd9adad 100644
--- a/src/Protocol/DFRN.php
+++ b/src/Protocol/DFRN.php
@@ -13,7 +13,7 @@ use Friendica\Core\Config;
 use Friendica\Core\System;
 use Friendica\Core\Worker;
 use Friendica\Database\DBM;
-use Friendica\Util\Xml;
+use Friendica\Util\XML;
 
 use dba;
 use DOMDocument;
@@ -402,17 +402,17 @@ class DFRN
 		$mail = $doc->createElement("dfrn:mail");
 		$sender = $doc->createElement("dfrn:sender");
 
-		Xml::add_element($doc, $sender, "dfrn:name", $owner['name']);
-		Xml::add_element($doc, $sender, "dfrn:uri", $owner['url']);
-		Xml::add_element($doc, $sender, "dfrn:avatar", $owner['thumb']);
+		XML::add_element($doc, $sender, "dfrn:name", $owner['name']);
+		XML::add_element($doc, $sender, "dfrn:uri", $owner['url']);
+		XML::add_element($doc, $sender, "dfrn:avatar", $owner['thumb']);
 
 		$mail->appendChild($sender);
 
-		Xml::add_element($doc, $mail, "dfrn:id", $item['uri']);
-		Xml::add_element($doc, $mail, "dfrn:in-reply-to", $item['parent-uri']);
-		Xml::add_element($doc, $mail, "dfrn:sentdate", datetime_convert('UTC', 'UTC', $item['created'] . '+00:00' , ATOM_TIME));
-		Xml::add_element($doc, $mail, "dfrn:subject", $item['title']);
-		Xml::add_element($doc, $mail, "dfrn:content", $item['body']);
+		XML::add_element($doc, $mail, "dfrn:id", $item['uri']);
+		XML::add_element($doc, $mail, "dfrn:in-reply-to", $item['parent-uri']);
+		XML::add_element($doc, $mail, "dfrn:sentdate", datetime_convert('UTC', 'UTC', $item['created'] . '+00:00' , ATOM_TIME));
+		XML::add_element($doc, $mail, "dfrn:subject", $item['title']);
+		XML::add_element($doc, $mail, "dfrn:content", $item['body']);
 
 		$root->appendChild($mail);
 
@@ -437,11 +437,11 @@ class DFRN
 
 		$suggest = $doc->createElement("dfrn:suggest");
 
-		Xml::add_element($doc, $suggest, "dfrn:url", $item['url']);
-		Xml::add_element($doc, $suggest, "dfrn:name", $item['name']);
-		Xml::add_element($doc, $suggest, "dfrn:photo", $item['photo']);
-		Xml::add_element($doc, $suggest, "dfrn:request", $item['request']);
-		Xml::add_element($doc, $suggest, "dfrn:note", $item['note']);
+		XML::add_element($doc, $suggest, "dfrn:url", $item['url']);
+		XML::add_element($doc, $suggest, "dfrn:name", $item['name']);
+		XML::add_element($doc, $suggest, "dfrn:photo", $item['photo']);
+		XML::add_element($doc, $suggest, "dfrn:request", $item['request']);
+		XML::add_element($doc, $suggest, "dfrn:note", $item['note']);
 
 		$root->appendChild($suggest);
 
@@ -489,18 +489,18 @@ class DFRN
 
 		$relocate = $doc->createElement("dfrn:relocate");
 
-		Xml::add_element($doc, $relocate, "dfrn:url", $owner['url']);
-		Xml::add_element($doc, $relocate, "dfrn:name", $owner['name']);
-		Xml::add_element($doc, $relocate, "dfrn:addr", $owner['addr']);
-		Xml::add_element($doc, $relocate, "dfrn:avatar", $owner['avatar']);
-		Xml::add_element($doc, $relocate, "dfrn:photo", $photos[4]);
-		Xml::add_element($doc, $relocate, "dfrn:thumb", $photos[5]);
-		Xml::add_element($doc, $relocate, "dfrn:micro", $photos[6]);
-		Xml::add_element($doc, $relocate, "dfrn:request", $owner['request']);
-		Xml::add_element($doc, $relocate, "dfrn:confirm", $owner['confirm']);
-		Xml::add_element($doc, $relocate, "dfrn:notify", $owner['notify']);
-		Xml::add_element($doc, $relocate, "dfrn:poll", $owner['poll']);
-		Xml::add_element($doc, $relocate, "dfrn:sitepubkey", Config::get('system','site_pubkey'));
+		XML::add_element($doc, $relocate, "dfrn:url", $owner['url']);
+		XML::add_element($doc, $relocate, "dfrn:name", $owner['name']);
+		XML::add_element($doc, $relocate, "dfrn:addr", $owner['addr']);
+		XML::add_element($doc, $relocate, "dfrn:avatar", $owner['avatar']);
+		XML::add_element($doc, $relocate, "dfrn:photo", $photos[4]);
+		XML::add_element($doc, $relocate, "dfrn:thumb", $photos[5]);
+		XML::add_element($doc, $relocate, "dfrn:micro", $photos[6]);
+		XML::add_element($doc, $relocate, "dfrn:request", $owner['request']);
+		XML::add_element($doc, $relocate, "dfrn:confirm", $owner['confirm']);
+		XML::add_element($doc, $relocate, "dfrn:notify", $owner['notify']);
+		XML::add_element($doc, $relocate, "dfrn:poll", $owner['poll']);
+		XML::add_element($doc, $relocate, "dfrn:sitepubkey", Config::get('system','site_pubkey'));
 
 		$root->appendChild($relocate);
 
@@ -539,17 +539,17 @@ class DFRN
 		$root->setAttribute("xmlns:ostatus", NAMESPACE_OSTATUS);
 		$root->setAttribute("xmlns:statusnet", NAMESPACE_STATUSNET);
 
-		Xml::add_element($doc, $root, "id", System::baseUrl()."/profile/".$owner["nick"]);
-		Xml::add_element($doc, $root, "title", $owner["name"]);
+		XML::add_element($doc, $root, "id", System::baseUrl()."/profile/".$owner["nick"]);
+		XML::add_element($doc, $root, "title", $owner["name"]);
 
 		$attributes = array("uri" => "https://friendi.ca", "version" => FRIENDICA_VERSION."-".DB_UPDATE_VERSION);
-		Xml::add_element($doc, $root, "generator", FRIENDICA_PLATFORM, $attributes);
+		XML::add_element($doc, $root, "generator", FRIENDICA_PLATFORM, $attributes);
 
 		$attributes = array("rel" => "license", "href" => "http://creativecommons.org/licenses/by/3.0/");
-		Xml::add_element($doc, $root, "link", "", $attributes);
+		XML::add_element($doc, $root, "link", "", $attributes);
 
 		$attributes = array("rel" => "alternate", "type" => "text/html", "href" => $alternatelink);
-		Xml::add_element($doc, $root, "link", "", $attributes);
+		XML::add_element($doc, $root, "link", "", $attributes);
 
 
 		if ($public) {
@@ -557,26 +557,26 @@ class DFRN
 			ostatus::hublinks($doc, $root, $owner["nick"]);
 
 			$attributes = array("rel" => "salmon", "href" => System::baseUrl()."/salmon/".$owner["nick"]);
-			Xml::add_element($doc, $root, "link", "", $attributes);
+			XML::add_element($doc, $root, "link", "", $attributes);
 
 			$attributes = array("rel" => "http://salmon-protocol.org/ns/salmon-replies", "href" => System::baseUrl()."/salmon/".$owner["nick"]);
-			Xml::add_element($doc, $root, "link", "", $attributes);
+			XML::add_element($doc, $root, "link", "", $attributes);
 
 			$attributes = array("rel" => "http://salmon-protocol.org/ns/salmon-mention", "href" => System::baseUrl()."/salmon/".$owner["nick"]);
-			Xml::add_element($doc, $root, "link", "", $attributes);
+			XML::add_element($doc, $root, "link", "", $attributes);
 		}
 
 		// For backward compatibility we keep this element
 		if ($owner['page-flags'] == PAGE_COMMUNITY) {
-			Xml::add_element($doc, $root, "dfrn:community", 1);
+			XML::add_element($doc, $root, "dfrn:community", 1);
 		}
 
 		// The former element is replaced by this one
-		Xml::add_element($doc, $root, "dfrn:account_type", $owner["account-type"]);
+		XML::add_element($doc, $root, "dfrn:account_type", $owner["account-type"]);
 
 		/// @todo We need a way to transmit the different page flags like "PAGE_PRVGROUP"
 
-		Xml::add_element($doc, $root, "updated", datetime_convert("UTC", "UTC", "now", ATOM_TIME));
+		XML::add_element($doc, $root, "updated", datetime_convert("UTC", "UTC", "now", ATOM_TIME));
 
 		$author = self::add_author($doc, $owner, $authorelement, $public);
 		$root->appendChild($author);
@@ -620,9 +620,9 @@ class DFRN
 			$attributes = array("dfrn:updated" => $namdate);
 		}
 
-		Xml::add_element($doc, $author, "name", $owner["name"], $attributes);
-		Xml::add_element($doc, $author, "uri", System::baseUrl().'/profile/'.$owner["nickname"], $attributes);
-		Xml::add_element($doc, $author, "dfrn:handle", $owner["addr"], $attributes);
+		XML::add_element($doc, $author, "name", $owner["name"], $attributes);
+		XML::add_element($doc, $author, "uri", System::baseUrl().'/profile/'.$owner["nickname"], $attributes);
+		XML::add_element($doc, $author, "dfrn:handle", $owner["addr"], $attributes);
 
 		$attributes = array("rel" => "photo", "type" => "image/jpeg",
 					"media:width" => 175, "media:height" => 175, "href" => $owner['photo']);
@@ -631,13 +631,13 @@ class DFRN
 			$attributes["dfrn:updated"] = $picdate;
 		}
 
-		Xml::add_element($doc, $author, "link", "", $attributes);
+		XML::add_element($doc, $author, "link", "", $attributes);
 
 		$attributes["rel"] = "avatar";
-		Xml::add_element($doc, $author, "link", "", $attributes);
+		XML::add_element($doc, $author, "link", "", $attributes);
 
 		if ($hidewall) {
-			Xml::add_element($doc, $author, "dfrn:hide", "true");
+			XML::add_element($doc, $author, "dfrn:hide", "true");
 		}
 
 		// The following fields will only be generated if the data isn't meant for a public feed
@@ -648,7 +648,7 @@ class DFRN
 		$birthday = feed_birthday($owner['uid'], $owner['timezone']);
 
 		if ($birthday) {
-			Xml::add_element($doc, $author, "dfrn:birthday", $birthday);
+			XML::add_element($doc, $author, "dfrn:birthday", $birthday);
 		}
 
 		// Only show contact details when we are allowed to
@@ -664,60 +664,60 @@ class DFRN
 		if (DBM::is_result($r)) {
 			$profile = $r[0];
 
-			Xml::add_element($doc, $author, "poco:displayName", $profile["name"]);
-			Xml::add_element($doc, $author, "poco:updated", $namdate);
+			XML::add_element($doc, $author, "poco:displayName", $profile["name"]);
+			XML::add_element($doc, $author, "poco:updated", $namdate);
 
 			if (trim($profile["dob"]) > '0001-01-01') {
-				Xml::add_element($doc, $author, "poco:birthday", "0000-".date("m-d", strtotime($profile["dob"])));
+				XML::add_element($doc, $author, "poco:birthday", "0000-".date("m-d", strtotime($profile["dob"])));
 			}
 
-			Xml::add_element($doc, $author, "poco:note", $profile["about"]);
-			Xml::add_element($doc, $author, "poco:preferredUsername", $profile["nickname"]);
+			XML::add_element($doc, $author, "poco:note", $profile["about"]);
+			XML::add_element($doc, $author, "poco:preferredUsername", $profile["nickname"]);
 
 			$savetz = date_default_timezone_get();
 			date_default_timezone_set($profile["timezone"]);
-			Xml::add_element($doc, $author, "poco:utcOffset", date("P"));
+			XML::add_element($doc, $author, "poco:utcOffset", date("P"));
 			date_default_timezone_set($savetz);
 
 			if (trim($profile["homepage"]) != "") {
 				$urls = $doc->createElement("poco:urls");
-				Xml::add_element($doc, $urls, "poco:type", "homepage");
-				Xml::add_element($doc, $urls, "poco:value", $profile["homepage"]);
-				Xml::add_element($doc, $urls, "poco:primary", "true");
+				XML::add_element($doc, $urls, "poco:type", "homepage");
+				XML::add_element($doc, $urls, "poco:value", $profile["homepage"]);
+				XML::add_element($doc, $urls, "poco:primary", "true");
 				$author->appendChild($urls);
 			}
 
 			if (trim($profile["pub_keywords"]) != "") {
 				$keywords = explode(",", $profile["pub_keywords"]);
 
-				foreach ($keywords AS $keyword) {
-					Xml::add_element($doc, $author, "poco:tags", trim($keyword));
+				foreach ($keywords as $keyword) {
+					XML::add_element($doc, $author, "poco:tags", trim($keyword));
 				}
 			}
 
 			if (trim($profile["xmpp"]) != "") {
 				$ims = $doc->createElement("poco:ims");
-				Xml::add_element($doc, $ims, "poco:type", "xmpp");
-				Xml::add_element($doc, $ims, "poco:value", $profile["xmpp"]);
-				Xml::add_element($doc, $ims, "poco:primary", "true");
+				XML::add_element($doc, $ims, "poco:type", "xmpp");
+				XML::add_element($doc, $ims, "poco:value", $profile["xmpp"]);
+				XML::add_element($doc, $ims, "poco:primary", "true");
 				$author->appendChild($ims);
 			}
 
 			if (trim($profile["locality"].$profile["region"].$profile["country-name"]) != "") {
 				$element = $doc->createElement("poco:address");
 
-				Xml::add_element($doc, $element, "poco:formatted", formatted_location($profile));
+				XML::add_element($doc, $element, "poco:formatted", formatted_location($profile));
 
 				if (trim($profile["locality"]) != "") {
-					Xml::add_element($doc, $element, "poco:locality", $profile["locality"]);
+					XML::add_element($doc, $element, "poco:locality", $profile["locality"]);
 				}
 
 				if (trim($profile["region"]) != "") {
-					Xml::add_element($doc, $element, "poco:region", $profile["region"]);
+					XML::add_element($doc, $element, "poco:region", $profile["region"]);
 				}
 
 				if (trim($profile["country-name"]) != "") {
-					Xml::add_element($doc, $element, "poco:country", $profile["country-name"]);
+					XML::add_element($doc, $element, "poco:country", $profile["country-name"]);
 				}
 
 				$author->appendChild($element);
@@ -744,9 +744,9 @@ class DFRN
 		$contact = get_contact_details_by_url($contact_url, $item["uid"]);
 
 		$author = $doc->createElement($element);
-		Xml::add_element($doc, $author, "name", $contact["name"]);
-		Xml::add_element($doc, $author, "uri", $contact["url"]);
-		Xml::add_element($doc, $author, "dfrn:handle", $contact["addr"]);
+		XML::add_element($doc, $author, "name", $contact["name"]);
+		XML::add_element($doc, $author, "uri", $contact["url"]);
+		XML::add_element($doc, $author, "dfrn:handle", $contact["addr"]);
 
 		/// @Todo
 		/// - Check real image type and image size
@@ -757,7 +757,7 @@ class DFRN
 				"media:width" => 80,
 				"media:height" => 80,
 				"href" => $contact["photo"]);
-		Xml::add_element($doc, $author, "link", "", $attributes);
+		XML::add_element($doc, $author, "link", "", $attributes);
 
 		$attributes = array(
 				"rel" => "avatar",
@@ -765,7 +765,7 @@ class DFRN
 				"media:width" => 80,
 				"media:height" => 80,
 				"href" => $contact["photo"]);
-		Xml::add_element($doc, $author, "link", "", $attributes);
+		XML::add_element($doc, $author, "link", "", $attributes);
 
 		return $author;
 	}
@@ -790,13 +790,13 @@ class DFRN
 				return false;
 			}
 			if ($r->type) {
-				Xml::add_element($doc, $entry, "activity:object-type", $r->type);
+				XML::add_element($doc, $entry, "activity:object-type", $r->type);
 			}
 			if ($r->id) {
-				Xml::add_element($doc, $entry, "id", $r->id);
+				XML::add_element($doc, $entry, "id", $r->id);
 			}
 			if ($r->title) {
-				Xml::add_element($doc, $entry, "title", $r->title);
+				XML::add_element($doc, $entry, "title", $r->title);
 			}
 
 			if ($r->link) {
@@ -812,19 +812,19 @@ class DFRN
 					if (is_object($data)) {
 						foreach ($data->link AS $link) {
 							$attributes = array();
-							foreach ($link->attributes() AS $parameter => $value) {
+							foreach ($link->attributes() as $parameter => $value) {
 								$attributes[$parameter] = $value;
 							}
-							Xml::add_element($doc, $entry, "link", "", $attributes);
+							XML::add_element($doc, $entry, "link", "", $attributes);
 						}
 					}
 				} else {
 					$attributes = array("rel" => "alternate", "type" => "text/html", "href" => $r->link);
-					Xml::add_element($doc, $entry, "link", "", $attributes);
+					XML::add_element($doc, $entry, "link", "", $attributes);
 				}
 			}
 			if ($r->content) {
-				Xml::add_element($doc, $entry, "content", bbcode($r->content), array("type" => "html"));
+				XML::add_element($doc, $entry, "content", bbcode($r->content), array("type" => "html"));
 			}
 
 			return $entry;
@@ -863,7 +863,7 @@ class DFRN
 						$attributes["title"] = trim($matches[4]);
 					}
 
-					Xml::add_element($doc, $root, "link", "", $attributes);
+					XML::add_element($doc, $root, "link", "", $attributes);
 				}
 			}
 		}
@@ -893,7 +893,7 @@ class DFRN
 
 		if ($item['deleted']) {
 			$attributes = array("ref" => $item['uri'], "when" => datetime_convert('UTC', 'UTC', $item['edited'] . '+00:00', ATOM_TIME));
-			return Xml::create_element($doc, "at:deleted-entry", "", $attributes);
+			return XML::create_element($doc, "at:deleted-entry", "", $attributes);
 		}
 
 		if (!$single) {
@@ -944,7 +944,7 @@ class DFRN
 			$attributes = array("ref" => $parent_item, "type" => "text/html",
 						"href" => $parent[0]['plink'],
 						"dfrn:diaspora_guid" => $parent[0]['guid']);
-			Xml::add_element($doc, $entry, "thr:in-reply-to", "", $attributes);
+			XML::add_element($doc, $entry, "thr:in-reply-to", "", $attributes);
 		}
 
 		// Add conversation data. This is used for OStatus
@@ -967,23 +967,23 @@ class DFRN
 				"href" => $conversation_href,
 				"ref" => $conversation_uri);
 
-		Xml::add_element($doc, $entry, "ostatus:conversation", $conversation_uri, $attributes);
+		XML::add_element($doc, $entry, "ostatus:conversation", $conversation_uri, $attributes);
 
-		Xml::add_element($doc, $entry, "id", $item["uri"]);
-		Xml::add_element($doc, $entry, "title", $item["title"]);
+		XML::add_element($doc, $entry, "id", $item["uri"]);
+		XML::add_element($doc, $entry, "title", $item["title"]);
 
-		Xml::add_element($doc, $entry, "published", datetime_convert("UTC", "UTC", $item["created"] . "+00:00", ATOM_TIME));
-		Xml::add_element($doc, $entry, "updated", datetime_convert("UTC", "UTC", $item["edited"] . "+00:00", ATOM_TIME));
+		XML::add_element($doc, $entry, "published", datetime_convert("UTC", "UTC", $item["created"] . "+00:00", ATOM_TIME));
+		XML::add_element($doc, $entry, "updated", datetime_convert("UTC", "UTC", $item["edited"] . "+00:00", ATOM_TIME));
 
 		// "dfrn:env" is used to read the content
-		Xml::add_element($doc, $entry, "dfrn:env", base64url_encode($body, true));
+		XML::add_element($doc, $entry, "dfrn:env", base64url_encode($body, true));
 
 		// The "content" field is not read by the receiver. We could remove it when the type is "text"
 		// We keep it at the moment, maybe there is some old version that doesn't read "dfrn:env"
-		Xml::add_element($doc, $entry, "content", (($type == 'html') ? $htmlbody : $body), array("type" => $type));
+		XML::add_element($doc, $entry, "content", (($type == 'html') ? $htmlbody : $body), array("type" => $type));
 
 		// We save this value in "plink". Maybe we should read it from there as well?
-		Xml::add_element(
+		XML::add_element(
 			$doc,
 			$entry,
 			"link",
@@ -995,50 +995,50 @@ class DFRN
 		// "comment-allow" is some old fashioned stuff for old Friendica versions.
 		// It is included in the rewritten code for completeness
 		if ($comment) {
-			Xml::add_element($doc, $entry, "dfrn:comment-allow", intval($item['last-child']));
+			XML::add_element($doc, $entry, "dfrn:comment-allow", intval($item['last-child']));
 		}
 
 		if ($item['location']) {
-			Xml::add_element($doc, $entry, "dfrn:location", $item['location']);
+			XML::add_element($doc, $entry, "dfrn:location", $item['location']);
 		}
 
 		if ($item['coord']) {
-			Xml::add_element($doc, $entry, "georss:point", $item['coord']);
+			XML::add_element($doc, $entry, "georss:point", $item['coord']);
 		}
 
 		if (($item['private']) || strlen($item['allow_cid']) || strlen($item['allow_gid']) || strlen($item['deny_cid']) || strlen($item['deny_gid'])) {
-			Xml::add_element($doc, $entry, "dfrn:private", (($item['private']) ? $item['private'] : 1));
+			XML::add_element($doc, $entry, "dfrn:private", (($item['private']) ? $item['private'] : 1));
 		}
 
 		if ($item['extid']) {
-			Xml::add_element($doc, $entry, "dfrn:extid", $item['extid']);
+			XML::add_element($doc, $entry, "dfrn:extid", $item['extid']);
 		}
 
 		if ($item['bookmark']) {
-			Xml::add_element($doc, $entry, "dfrn:bookmark", "true");
+			XML::add_element($doc, $entry, "dfrn:bookmark", "true");
 		}
 
 		if ($item['app']) {
-			Xml::add_element($doc, $entry, "statusnet:notice_info", "", array("local_id" => $item['id'], "source" => $item['app']));
+			XML::add_element($doc, $entry, "statusnet:notice_info", "", array("local_id" => $item['id'], "source" => $item['app']));
 		}
 
-		Xml::add_element($doc, $entry, "dfrn:diaspora_guid", $item["guid"]);
+		XML::add_element($doc, $entry, "dfrn:diaspora_guid", $item["guid"]);
 
 		// The signed text contains the content in Markdown, the sender handle and the signatur for the content
 		// It is needed for relayed comments to Diaspora.
 		if ($item['signed_text']) {
 			$sign = base64_encode(json_encode(array('signed_text' => $item['signed_text'],'signature' => $item['signature'],'signer' => $item['signer'])));
-			Xml::add_element($doc, $entry, "dfrn:diaspora_signature", $sign);
+			XML::add_element($doc, $entry, "dfrn:diaspora_signature", $sign);
 		}
 
-		Xml::add_element($doc, $entry, "activity:verb", construct_verb($item));
+		XML::add_element($doc, $entry, "activity:verb", construct_verb($item));
 
 		if ($item['object-type'] != "") {
-			Xml::add_element($doc, $entry, "activity:object-type", $item['object-type']);
+			XML::add_element($doc, $entry, "activity:object-type", $item['object-type']);
 		} elseif ($item['id'] == $item['parent']) {
-			Xml::add_element($doc, $entry, "activity:object-type", ACTIVITY_OBJ_NOTE);
+			XML::add_element($doc, $entry, "activity:object-type", ACTIVITY_OBJ_NOTE);
 		} else {
-			Xml::add_element($doc, $entry, "activity:object-type", ACTIVITY_OBJ_COMMENT);
+			XML::add_element($doc, $entry, "activity:object-type", ACTIVITY_OBJ_COMMENT);
 		}
 
 		$actobj = self::create_activity($doc, "activity:object", $item['object']);
@@ -1056,7 +1056,7 @@ class DFRN
 		if (count($tags)) {
 			foreach ($tags as $t) {
 				if (($type != 'html') || ($t[0] != "@")) {
-					Xml::add_element($doc, $entry, "category", "", array("scheme" => "X-DFRN:".$t[0].":".$t[1], "term" => $t[2]));
+					XML::add_element($doc, $entry, "category", "", array("scheme" => "X-DFRN:".$t[0].":".$t[1], "term" => $t[2]));
 				}
 			}
 		}
@@ -1069,7 +1069,7 @@ class DFRN
 			}
 		}
 
-		foreach ($mentioned AS $mention) {
+		foreach ($mentioned as $mention) {
 			$r = q(
 				"SELECT `forum`, `prv` FROM `contact` WHERE `uid` = %d AND `nurl` = '%s'",
 				intval($owner["uid"]),
@@ -1077,7 +1077,7 @@ class DFRN
 			);
 
 			if (DBM::is_result($r) && ($r[0]["forum"] || $r[0]["prv"])) {
-				Xml::add_element(
+				XML::add_element(
 					$doc,
 					$entry,
 					"link",
@@ -1087,7 +1087,7 @@ class DFRN
 							"href" => $mention)
 				);
 			} else {
-				Xml::add_element(
+				XML::add_element(
 					$doc,
 					$entry,
 					"link",
@@ -1705,7 +1705,7 @@ class DFRN
 		$obj_element = $obj_doc->createElementNS(NAMESPACE_ATOM1, $element);
 
 		$activity_type = $xpath->query("activity:object-type/text()", $activity)->item(0)->nodeValue;
-		Xml::add_element($obj_doc, $obj_element, "type", $activity_type);
+		XML::add_element($obj_doc, $obj_element, "type", $activity_type);
 
 		$id = $xpath->query("atom:id", $activity)->item(0);
 		if (is_object($id)) {
diff --git a/src/Protocol/Diaspora.php b/src/Protocol/Diaspora.php
index 191cab3a87..f1fc88dbd2 100644
--- a/src/Protocol/Diaspora.php
+++ b/src/Protocol/Diaspora.php
@@ -17,7 +17,7 @@ use Friendica\Core\PConfig;
 use Friendica\Core\Worker;
 use Friendica\Database\DBM;
 use Friendica\Network\Probe;
-use Friendica\Util\Xml;
+use Friendica\Util\XML;
 
 use dba;
 use SimpleXMLElement;
@@ -672,7 +672,7 @@ class Diaspora
 			if (!in_array($fieldname, array("parent_author_signature", "target_author_signature"))
 				|| ($orig_type == "relayable_retraction")
 			) {
-				Xml::copy($entry, $fields, $fieldname);
+				XML::copy($entry, $fields, $fieldname);
 			}
 		}
 
@@ -1912,7 +1912,7 @@ class Diaspora
 						"title" => "",
 						"content" => $parent_body));
 
-		return Xml::from_array($xmldata, $xml, true);
+		return XML::from_array($xmldata, $xml, true);
 	}
 
 	/**
@@ -2344,7 +2344,7 @@ class Diaspora
 						"id" => $contact["url"]."/".$contact["name"],
 						"link" => $link));
 
-		return Xml::from_array($xmldata, $xml, true);
+		return XML::from_array($xmldata, $xml, true);
 	}
 
 	/**
@@ -3039,7 +3039,7 @@ class Diaspora
 
 		$namespaces = array("me" => "http://salmon-protocol.org/ns/magic-env");
 
-		return Xml::from_array($xmldata, $xml, false, $namespaces);
+		return XML::from_array($xmldata, $xml, false, $namespaces);
 	}
 
 	/**
@@ -3172,7 +3172,7 @@ class Diaspora
 	{
 		$data = array($type => $message);
 
-		return Xml::from_array($data, $xml);
+		return XML::from_array($data, $xml);
 	}
 
 	/**
diff --git a/src/Util/Xml.php b/src/Util/XML.php
similarity index 99%
rename from src/Util/Xml.php
rename to src/Util/XML.php
index 7315567d83..7ecf85acd0 100644
--- a/src/Util/Xml.php
+++ b/src/Util/XML.php
@@ -1,7 +1,7 @@
 <?php
 
 /**
- * @file src/Util/Xml.php
+ * @file src/Util/XML.php
  */
 namespace Friendica\Util;
 
@@ -11,7 +11,7 @@ use SimpleXMLElement;
 /**
  * @brief This class contain methods to work with XML data
  */
-class Xml
+class XML
 {
 	/**
 	 * @brief Creates an XML structure out of a given array