Log function

implement log() function.

bin/daemon.php

@@ -9,6 +9,7 @@
 
 use Friendica\App;
 use Friendica\Core\Config;
+use Friendica\Core\Logger;
 use Friendica\Core\Worker;
 use Friendica\Database\DBA;
 
@@ -97,7 +98,7 @@ if ($mode == "stop") {
 
 	unlink($pidfile);
 
-	logger("Worker daemon process $pid was killed.", LOGGER_DEBUG);
+	Logger::log("Worker daemon process $pid was killed.", LOGGER_DEBUG);
 
 	Config::set('system', 'worker_daemon_mode', false);
 	die("Worker daemon process $pid was killed.\n");
@@ -107,7 +108,7 @@ if (!empty($pid) && posix_kill($pid, 0)) {
 	die("Daemon process $pid is already running.\n");
 }
 
-logger('Starting worker daemon.', LOGGER_DEBUG);
+Logger::log('Starting worker daemon.', LOGGER_DEBUG);
 
 if (!$foreground) {
 	echo "Starting worker daemon.\n";
@@ -155,7 +156,7 @@ $last_cron = 0;
 // Now running as a daemon.
 while (true) {
 	if (!$do_cron && ($last_cron + $wait_interval) < time()) {
-		logger('Forcing cron worker call.', LOGGER_DEBUG);
+		Logger::log('Forcing cron worker call.', LOGGER_DEBUG);
 		$do_cron = true;
 	}
 
@@ -169,7 +170,7 @@ while (true) {
 		$last_cron = time();
 	}
 
-	logger("Sleeping", LOGGER_DEBUG);
+	Logger::log("Sleeping", LOGGER_DEBUG);
 	$start = time();
 	do {
 		$seconds = (time() - $start);
@@ -186,10 +187,10 @@ while (true) {
 
 	if ($timeout) {
 		$do_cron = true;
-		logger("Woke up after $wait_interval seconds.", LOGGER_DEBUG);
+		Logger::log("Woke up after $wait_interval seconds.", LOGGER_DEBUG);
 	} else {
 		$do_cron = false;
-		logger("Worker jobs are calling to be forked.", LOGGER_DEBUG);
+		Logger::log("Worker jobs are calling to be forked.", LOGGER_DEBUG);
 	}
 }
 

include/api.php

@@ -15,6 +15,7 @@ use Friendica\Core\Addon;
 use Friendica\Core\Authentication;
 use Friendica\Core\Config;
 use Friendica\Core\L10n;
+use Friendica\Core\Logger;
 use Friendica\Core\NotificationsManager;
 use Friendica\Core\PConfig;
 use Friendica\Core\Protocol;
@@ -96,9 +97,9 @@ function api_source()
 			return "Twidere";
 		}
 
-		logger("Unrecognized user-agent ".$_SERVER['HTTP_USER_AGENT'], LOGGER_DEBUG);
+		Logger::log("Unrecognized user-agent ".$_SERVER['HTTP_USER_AGENT'], LOGGER_DEBUG);
 	} else {
-		logger("Empty user-agent", LOGGER_DEBUG);
+		Logger::log("Empty user-agent", LOGGER_DEBUG);
 	}
 
 	return "api";
@@ -180,7 +181,7 @@ function api_login(App $a)
 		var_dump($consumer, $token);
 		die();
 	} catch (Exception $e) {
-		logger($e);
+		Logger::log($e);
 	}
 
 	// workaround for HTTP-auth in CGI mode
@@ -194,7 +195,7 @@ function api_login(App $a)
 	}
 
 	if (!x($_SERVER, 'PHP_AUTH_USER')) {
-		logger('API_login: ' . print_r($_SERVER, true), LOGGER_DEBUG);
+		Logger::log('API_login: ' . print_r($_SERVER, true), LOGGER_DEBUG);
 		header('WWW-Authenticate: Basic realm="Friendica"');
 		throw new UnauthorizedException("This API requires login");
 	}
@@ -235,7 +236,7 @@ function api_login(App $a)
 	}
 
 	if (!DBA::isResult($record)) {
-		logger('API_login failure: ' . print_r($_SERVER, true), LOGGER_DEBUG);
+		Logger::log('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');
@@ -308,19 +309,19 @@ function api_call(App $a)
 					api_login($a);
 				}
 
-				logger('API call for ' . $a->user['username'] . ': ' . $a->query_string);
-				logger('API parameters: ' . print_r($_REQUEST, true));
+				Logger::log('API call for ' . $a->user['username'] . ': ' . $a->query_string);
+				Logger::log('API parameters: ' . print_r($_REQUEST, true));
 
 				$stamp =  microtime(true);
 				$return = call_user_func($info['func'], $type);
 				$duration = (float) (microtime(true) - $stamp);
-				logger("API call duration: " . round($duration, 2) . "\t" . $a->query_string, LOGGER_DEBUG);
+				Logger::log("API call duration: " . round($duration, 2) . "\t" . $a->query_string, LOGGER_DEBUG);
 
 				if (Config::get("system", "profiler")) {
 					$duration = microtime(true)-$a->performance["start"];
 
 					/// @TODO round() really everywhere?
-					logger(
+					Logger::log(
 						parse_url($a->query_string, PHP_URL_PATH) . ": " . sprintf(
 							"Database: %s/%s, Cache %s/%s, Network: %s, I/O: %s, Other: %s, Total: %s",
 							round($a->performance["database"] - $a->performance["database_write"], 3),
@@ -375,7 +376,7 @@ function api_call(App $a)
 								$o .= $func . ": " . $time . "\n";
 							}
 						}
-						logger($o, LOGGER_DEBUG);
+						Logger::log($o, LOGGER_DEBUG);
 					}
 				}
 
@@ -412,7 +413,7 @@ function api_call(App $a)
 			}
 		}
 
-		logger('API call not implemented: ' . $a->query_string);
+		Logger::log('API call not implemented: ' . $a->query_string);
 		throw new NotImplementedException();
 	} catch (HTTPException $e) {
 		header("HTTP/1.1 {$e->httpcode} {$e->httpdesc}");
@@ -521,7 +522,7 @@ function api_get_user(App $a, $contact_id = null)
 	$extra_query = "";
 	$url = "";
 
-	logger("api_get_user: Fetching user data for user ".$contact_id, LOGGER_DEBUG);
+	Logger::log("api_get_user: Fetching user data for user ".$contact_id, LOGGER_DEBUG);
 
 	// Searching for contact URL
 	if (!is_null($contact_id) && (intval($contact_id) == 0)) {
@@ -605,7 +606,7 @@ function api_get_user(App $a, $contact_id = null)
 		}
 	}
 
-	logger("api_get_user: user ".$user, LOGGER_DEBUG);
+	Logger::log("api_get_user: user ".$user, LOGGER_DEBUG);
 
 	if (!$user) {
 		if (api_user() === false) {
@@ -617,7 +618,7 @@ function api_get_user(App $a, $contact_id = null)
 		}
 	}
 
-	logger('api_user: ' . $extra_query . ', user: ' . $user);
+	Logger::log('api_user: ' . $extra_query . ', user: ' . $user);
 
 	// user info
 	$uinfo = q(
@@ -1033,7 +1034,7 @@ function api_statuses_mediap($type)
 	$a = get_app();
 
 	if (api_user() === false) {
-		logger('api_statuses_update: no user');
+		Logger::log('api_statuses_update: no user');
 		throw new ForbiddenException();
 	}
 	$user_info = api_get_user($a);
@@ -1081,7 +1082,7 @@ function api_statuses_update($type)
 	$a = get_app();
 
 	if (api_user() === false) {
-		logger('api_statuses_update: no user');
+		Logger::log('api_statuses_update: no user');
 		throw new ForbiddenException();
 	}
 
@@ -1135,7 +1136,7 @@ function api_statuses_update($type)
 			$posts_day = DBA::count('thread', $condition);
 
 			if ($posts_day > $throttle_day) {
-				logger('Daily posting limit reached for user '.api_user(), LOGGER_DEBUG);
+				Logger::log('Daily posting limit reached for user '.api_user(), LOGGER_DEBUG);
 				// die(api_error($type, L10n::t("Daily posting limit of %d posts reached. The post was rejected.", $throttle_day));
 				throw new TooManyRequestsException(L10n::tt("Daily posting limit of %d post reached. The post was rejected.", "Daily posting limit of %d posts reached. The post was rejected.", $throttle_day));
 			}
@@ -1149,7 +1150,7 @@ function api_statuses_update($type)
 			$posts_week = DBA::count('thread', $condition);
 
 			if ($posts_week > $throttle_week) {
-				logger('Weekly posting limit reached for user '.api_user(), LOGGER_DEBUG);
+				Logger::log('Weekly posting limit reached for user '.api_user(), LOGGER_DEBUG);
 				// die(api_error($type, L10n::t("Weekly posting limit of %d posts reached. The post was rejected.", $throttle_week)));
 				throw new TooManyRequestsException(L10n::tt("Weekly posting limit of %d post reached. The post was rejected.", "Weekly posting limit of %d posts reached. The post was rejected.", $throttle_week));
 			}
@@ -1163,7 +1164,7 @@ function api_statuses_update($type)
 			$posts_month = DBA::count('thread', $condition);
 
 			if ($posts_month > $throttle_month) {
-				logger('Monthly posting limit reached for user '.api_user(), LOGGER_DEBUG);
+				Logger::log('Monthly posting limit reached for user '.api_user(), LOGGER_DEBUG);
 				// die(api_error($type, L10n::t("Monthly posting limit of %d posts reached. The post was rejected.", $throttle_month));
 				throw new TooManyRequestsException(L10n::t("Monthly posting limit of %d post reached. The post was rejected.", "Monthly posting limit of %d posts reached. The post was rejected.", $throttle_month));
 			}
@@ -1223,7 +1224,7 @@ function api_media_upload()
 	$a = get_app();
 
 	if (api_user() === false) {
-		logger('no user');
+		Logger::log('no user');
 		throw new ForbiddenException();
 	}
 
@@ -1248,7 +1249,7 @@ function api_media_upload()
 					"h" => $media["height"],
 					"image_type" => $media["type"]];
 
-	logger("Media uploaded: " . print_r($returndata, true), LOGGER_DEBUG);
+	Logger::log("Media uploaded: " . print_r($returndata, true), LOGGER_DEBUG);
 
 	return ["media" => $returndata];
 }
@@ -1268,7 +1269,7 @@ function api_status_show($type, $item_id = 0)
 
 	$user_info = api_get_user($a);
 
-	logger('api_status_show: user_info: '.print_r($user_info, true), LOGGER_DEBUG);
+	Logger::log('api_status_show: user_info: '.print_r($user_info, true), LOGGER_DEBUG);
 
 	if ($type == "raw") {
 		$privacy_sql = "AND NOT `private`";
@@ -1344,7 +1345,7 @@ function api_status_show($type, $item_id = 0)
 		unset($status_info["user"]["uid"]);
 		unset($status_info["user"]["self"]);
 
-		logger('status_info: '.print_r($status_info, true), LOGGER_DEBUG);
+		Logger::log('status_info: '.print_r($status_info, true), LOGGER_DEBUG);
 
 		if ($type == "raw") {
 			return $status_info;
@@ -1824,7 +1825,7 @@ function api_statuses_show($type)
 		$id = intval(defaults($a->argv, 4, 0));
 	}
 
-	logger('API: api_statuses_show: ' . $id);
+	Logger::log('API: api_statuses_show: ' . $id);
 
 	$conversation = !empty($_REQUEST['conversation']);
 
@@ -1906,7 +1907,7 @@ function api_conversation_show($type)
 		$id = intval(defaults($a->argv, 4, 0));
 	}
 
-	logger('API: api_conversation_show: '.$id);
+	Logger::log('API: api_conversation_show: '.$id);
 
 	// try to fetch the item for the local user - or the public item, if there is no local one
 	$item = Item::selectFirst(['parent-uri'], ['id' => $id]);
@@ -1977,7 +1978,7 @@ function api_statuses_repeat($type)
 		$id = intval(defaults($a->argv, 4, 0));
 	}
 
-	logger('API: api_statuses_repeat: '.$id);
+	Logger::log('API: api_statuses_repeat: '.$id);
 
 	$fields = ['body', 'author-name', 'author-link', 'author-avatar', 'guid', 'created', 'plink'];
 	$item = Item::selectFirst($fields, ['id' => $id, 'private' => false]);
@@ -2042,7 +2043,7 @@ function api_statuses_destroy($type)
 		$id = intval(defaults($a->argv, 4, 0));
 	}
 
-	logger('API: api_statuses_destroy: '.$id);
+	Logger::log('API: api_statuses_destroy: '.$id);
 
 	$ret = api_statuses_show($type);
 
@@ -2137,7 +2138,7 @@ function api_statuses_user_timeline($type)
 		throw new ForbiddenException();
 	}
 
-	logger(
+	Logger::log(
 		"api_statuses_user_timeline: api_user: ". api_user() .
 			"\nuser_info: ".print_r($user_info, true) .
 			"\n_REQUEST:  ".print_r($_REQUEST, true),
@@ -2294,7 +2295,7 @@ function api_favorites($type)
 
 	// in friendica starred item are private
 	// return favorites only for self
-	logger('api_favorites: self:' . $user_info['self']);
+	Logger::log('api_favorites: self:' . $user_info['self']);
 
 	if ($user_info['self'] == 0) {
 		$ret = [];
@@ -3649,7 +3650,7 @@ function api_friendships_destroy($type)
 	$contact_id = defaults($_REQUEST, 'user_id');
 
 	if (empty($contact_id)) {
-		logger("No user_id specified", LOGGER_DEBUG);
+		Logger::log("No user_id specified", LOGGER_DEBUG);
 		throw new BadRequestException("no user_id specified");
 	}
 
@@ -3657,7 +3658,7 @@ function api_friendships_destroy($type)
 	$contact = DBA::selectFirst('contact', ['url'], ['id' => $contact_id, 'uid' => 0, 'self' => false]);
 
 	if(!DBA::isResult($contact)) {
-		logger("No contact found for ID" . $contact_id, LOGGER_DEBUG);
+		Logger::log("No contact found for ID" . $contact_id, LOGGER_DEBUG);
 		throw new NotFoundException("no contact found to given ID");
 	}
 
@@ -3669,12 +3670,12 @@ function api_friendships_destroy($type)
 	$contact = DBA::selectFirst('contact', [], $condition);
 
 	if (!DBA::isResult($contact)) {
-		logger("Not following Contact", LOGGER_DEBUG);
+		Logger::log("Not following Contact", LOGGER_DEBUG);
 		throw new NotFoundException("Not following Contact");
 	}
 
 	if (!in_array($contact['network'], Protocol::NATIVE_SUPPORT)) {
-		logger("Not supported", LOGGER_DEBUG);
+		Logger::log("Not supported", LOGGER_DEBUG);
 		throw new ExpectationFailedException("Not supported");
 	}
 
@@ -3685,7 +3686,7 @@ function api_friendships_destroy($type)
 		Contact::terminateFriendship($owner, $contact, $dissolve);
 	}
 	else {
-		logger("No owner found", LOGGER_DEBUG);
+		Logger::log("No owner found", LOGGER_DEBUG);
 		throw new NotFoundException("Error Processing Request");
 	}
 
@@ -4485,7 +4486,7 @@ function save_media_to_database($mediatype, $media, $type, $album, $allow_cid, $
 	if ($imagedata) {
 		$filetype = $imagedata['mime'];
 	}
-	logger(
+	Logger::log(
 		"File upload src: " . $src . " - filename: " . $filename .
 		" - size: " . $filesize . " - type: " . $filetype,
 		LOGGER_DEBUG
@@ -4520,7 +4521,7 @@ function save_media_to_database($mediatype, $media, $type, $album, $allow_cid, $
 	}
 	if ($max_length > 0) {
 		$Image->scaleDown($max_length);
-		logger("File upload: Scaling picture to new size " . $max_length, LOGGER_DEBUG);
+		Logger::log("File upload: Scaling picture to new size " . $max_length, LOGGER_DEBUG);
 	}
 	$width = $Image->getWidth();
 	$height = $Image->getHeight();
@@ -4530,17 +4531,17 @@ function save_media_to_database($mediatype, $media, $type, $album, $allow_cid, $
 
 	if ($mediatype == "photo") {
 		// upload normal image (scales 0, 1, 2)
-		logger("photo upload: starting new photo upload", LOGGER_DEBUG);
+		Logger::log("photo upload: starting new photo upload", LOGGER_DEBUG);
 
 		$r = Photo::store($Image, 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");
+			Logger::log("photo upload: image upload with scale 0 (original size) failed");
 		}
 		if ($width > 640 || $height > 640) {
 			$Image->scaleDown(640);
 			$r = Photo::store($Image, 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");
+				Logger::log("photo upload: image upload with scale 1 (640x640) failed");
 			}
 		}
 
@@ -4548,19 +4549,19 @@ function save_media_to_database($mediatype, $media, $type, $album, $allow_cid, $
 			$Image->scaleDown(320);
 			$r = Photo::store($Image, 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::log("photo upload: image upload with scale 2 (320x320) failed");
 			}
 		}
-		logger("photo upload: new photo upload ended", LOGGER_DEBUG);
+		Logger::log("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);
+		Logger::log("photo upload: starting new profile image upload", LOGGER_DEBUG);
 
 		if ($width > 300 || $height > 300) {
 			$Image->scaleDown(300);
 			$r = Photo::store($Image, 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 (300x300) failed");
+				Logger::log("photo upload: profile image upload with scale 4 (300x300) failed");
 			}
 		}
 
@@ -4568,7 +4569,7 @@ function save_media_to_database($mediatype, $media, $type, $album, $allow_cid, $
 			$Image->scaleDown(80);
 			$r = Photo::store($Image, 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");
+				Logger::log("photo upload: profile image upload with scale 5 (80x80) failed");
 			}
 		}
 
@@ -4576,11 +4577,11 @@ function save_media_to_database($mediatype, $media, $type, $album, $allow_cid, $
 			$Image->scaleDown(48);
 			$r = Photo::store($Image, 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");
+				Logger::log("photo upload: profile image upload with scale 6 (48x48) failed");
 			}
 		}
 		$Image->__destruct();
-		logger("photo upload: new profile image upload ended", LOGGER_DEBUG);
+		Logger::log("photo upload: new profile image upload ended", LOGGER_DEBUG);
 	}
 
 	if (isset($r) && $r) {
@@ -4807,7 +4808,7 @@ function api_friendica_remoteauth()
 		'sec' => $sec, 'expire' => time() + 45];
 	DBA::insert('profile_check', $fields);
 
-	logger($contact['name'] . ' ' . $sec, LOGGER_DEBUG);
+	Logger::log($contact['name'] . ' ' . $sec, LOGGER_DEBUG);
 	$dest = ($url ? '&destination_url=' . $url : '');
 
 	System::externalRedirect(
@@ -5055,7 +5056,7 @@ function api_in_reply_to($item)
 		// https://github.com/friendica/friendica/issues/1010
 		// This is a bugfix for that.
 		if (intval($in_reply_to['status_id']) == intval($item['id'])) {
-			logger('this message should never appear: id: '.$item['id'].' similar to reply-to: '.$in_reply_to['status_id'], LOGGER_DEBUG);
+			Logger::log('this message should never appear: id: '.$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;

include/conversation.php

@@ -11,6 +11,7 @@ use Friendica\Content\Text\BBCode;
 use Friendica\Core\Addon;
 use Friendica\Core\Config;
 use Friendica\Core\L10n;
+use Friendica\Core\Logger;
 use Friendica\Core\PConfig;
 use Friendica\Core\Protocol;
 use Friendica\Core\System;
@@ -751,7 +752,7 @@ function conversation(App $a, array $items, Pager $pager, $mode, $update, $previ
 
 			$threads = $conv->getTemplateData($conv_responses);
 			if (!$threads) {
-				logger('[ERROR] conversation : Failed to get template data.', LOGGER_DEBUG);
+				Logger::log('[ERROR] conversation : Failed to get template data.', LOGGER_DEBUG);
 				$threads = [];
 			}
 		}

include/enotify.php

@@ -7,6 +7,7 @@ use Friendica\Content\Text\BBCode;
 use Friendica\Core\Addon;
 use Friendica\Core\Config;
 use Friendica\Core\L10n;
+use Friendica\Core\Logger;
 use Friendica\Core\System;
 use Friendica\Database\DBA;
 use Friendica\Model\Contact;
@@ -29,7 +30,7 @@ function notification($params)
 
 	// Temporary logging for finding the origin
 	if (!isset($params['language']) || !isset($params['uid'])) {
-		logger('Missing parameters.' . System::callstack());
+		Logger::log('Missing parameters.' . System::callstack());
 	}
 
 	// Ensure that the important fields are set at any time
@@ -37,7 +38,7 @@ function notification($params)
 	$user = DBA::selectFirst('user', $fields, ['uid' => $params['uid']]);
 
 	if (!DBA::isResult($user)) {
-		logger('Unknown user ' . $params['uid']);
+		Logger::log('Unknown user ' . $params['uid']);
 		return;
 	}
 
@@ -133,7 +134,7 @@ function notification($params)
 	if ($params['type'] == NOTIFY_COMMENT) {
 		$thread = Item::selectFirstThreadForUser($params['uid'] ,['ignored'], ['iid' => $parent_id]);
 		if (DBA::isResult($thread) && $thread["ignored"]) {
-			logger("Thread ".$parent_id." will be ignored", LOGGER_DEBUG);
+			Logger::log("Thread ".$parent_id." will be ignored", LOGGER_DEBUG);
 			L10n::popLang();
 			return;
 		}
@@ -452,7 +453,7 @@ function notification($params)
 	$itemlink  = $h['itemlink'];
 
 	if ($show_in_notification_page) {
-		logger("adding notification entry", LOGGER_DEBUG);
+		Logger::log("adding notification entry", LOGGER_DEBUG);
 		do {
 			$dups = false;
 			$hash = random_string();
@@ -529,14 +530,14 @@ function notification($params)
 		|| $params['type'] == NOTIFY_SYSTEM
 		|| $params['type'] == SYSTEM_EMAIL) {
 
-		logger('sending notification email');
+		Logger::log('sending notification email');
 
 		if (isset($params['parent']) && (intval($params['parent']) != 0)) {
 			$id_for_parent = $params['parent']."@".$hostname;
 
 			// Is this the first email notification for this parent item and user?
 			if (!DBA::exists('notify-threads', ['master-parent-item' => $params['parent'], 'receiver-uid' => $params['uid']])) {
-				logger("notify_id:".intval($notify_id).", parent: ".intval($params['parent'])."uid: ".intval($params['uid']), LOGGER_DEBUG);
+				Logger::log("notify_id:".intval($notify_id).", parent: ".intval($params['parent'])."uid: ".intval($params['uid']), LOGGER_DEBUG);
 
 				$fields = ['notify-id' => $notify_id, 'master-parent-item' => $params['parent'],
 					'receiver-uid' => $params['uid'], 'parent-item' => 0];
@@ -545,11 +546,11 @@ function notification($params)
 				$additional_mail_header .= "Message-ID: <${id_for_parent}>\n";
 				$log_msg = "include/enotify: No previous notification found for this parent:\n".
 						"  parent: ${params['parent']}\n"."  uid   : ${params['uid']}\n";
-				logger($log_msg, LOGGER_DEBUG);
+				Logger::log($log_msg, LOGGER_DEBUG);
 			} else {
 				// If not, just "follow" the thread.
 				$additional_mail_header .= "References: <${id_for_parent}>\nIn-Reply-To: <${id_for_parent}>\n";
-				logger("There's already a notification for this parent.", LOGGER_DEBUG);
+				Logger::log("There's already a notification for this parent.", LOGGER_DEBUG);
 			}
 		}
 

include/items.php

@@ -8,6 +8,7 @@ use Friendica\Content\Feature;
 use Friendica\Core\Addon;
 use Friendica\Core\Config;
 use Friendica\Core\L10n;
+use Friendica\Core\Logger;
 use Friendica\Core\PConfig;
 use Friendica\Core\Protocol;
 use Friendica\Core\System;
@@ -109,7 +110,7 @@ function query_page_info($url, $photo = "", $keywords = false, $keyword_blacklis
 		$data["images"][0]["src"] = $photo;
 	}
 
-	logger('fetch page info for ' . $url . ' ' . print_r($data, true), LOGGER_DEBUG);
+	Logger::log('fetch page info for ' . $url . ' ' . print_r($data, true), LOGGER_DEBUG);
 
 	if (!$keywords && isset($data["keywords"])) {
 		unset($data["keywords"]);
@@ -167,7 +168,7 @@ function add_page_info($url, $no_photos = false, $photo = "", $keywords = false,
 
 function add_page_info_to_body($body, $texturl = false, $no_photos = false)
 {
-	logger('add_page_info_to_body: fetch page info for body ' . $body, LOGGER_DEBUG);
+	Logger::log('add_page_info_to_body: fetch page info for body ' . $body, LOGGER_DEBUG);
 
 	$URLSearchString = "^\[\]";
 
@@ -251,7 +252,7 @@ function consume_feed($xml, array $importer, array $contact, &$hub, $datedir = 0
 			// Test - remove before flight
 			//$tempfile = tempnam(get_temppath(), "ostatus2");
 			//file_put_contents($tempfile, $xml);
-			logger("Consume OStatus messages ", LOGGER_DEBUG);
+			Logger::log("Consume OStatus messages ", LOGGER_DEBUG);
 			OStatus::import($xml, $importer, $contact, $hub);
 		}
 
@@ -260,7 +261,7 @@ function consume_feed($xml, array $importer, array $contact, &$hub, $datedir = 0
 
 	if ($contact['network'] === Protocol::FEED) {
 		if ($pass < 2) {
-			logger("Consume feeds", LOGGER_DEBUG);
+			Logger::log("Consume feeds", LOGGER_DEBUG);
 			Feed::import($xml, $importer, $contact, $hub);
 		}
 
@@ -268,10 +269,10 @@ function consume_feed($xml, array $importer, array $contact, &$hub, $datedir = 0
 	}
 
 	if ($contact['network'] === Protocol::DFRN) {
-		logger("Consume DFRN messages", LOGGER_DEBUG);
+		Logger::log("Consume DFRN messages", LOGGER_DEBUG);
 		$dfrn_importer = DFRN::getImporter($contact["id"], $importer["uid"]);
 		if (!empty($dfrn_importer)) {
-			logger("Now import the DFRN feed");
+			Logger::log("Now import the DFRN feed");
 			DFRN::import($xml, $dfrn_importer, true);
 			return;
 		}
@@ -310,7 +311,7 @@ function subscribe_to_hub($url, array $importer, array $contact, $hubmode = 'sub
 
 	$params= 'hub.mode=' . $hubmode . '&hub.callback=' . urlencode($push_url) . '&hub.topic=' . urlencode($contact['poll']) . '&hub.verify=async&hub.verify_token=' . $verify_token;
 
-	logger('subscribe_to_hub: ' . $hubmode . ' ' . $contact['name'] . ' to hub ' . $url . ' endpoint: '  . $push_url . ' with verifier ' . $verify_token);
+	Logger::log('subscribe_to_hub: ' . $hubmode . ' ' . $contact['name'] . ' to hub ' . $url . ' endpoint: '  . $push_url . ' with verifier ' . $verify_token);
 
 	if (!strlen($contact['hub-verify']) || ($contact['hub-verify'] != $verify_token)) {
 		DBA::update('contact', ['hub-verify' => $verify_token], ['id' => $contact['id']]);
@@ -318,7 +319,7 @@ function subscribe_to_hub($url, array $importer, array $contact, $hubmode = 'sub
 
 	$postResult = Network::post($url, $params);
 
-	logger('subscribe_to_hub: returns: ' . $postResult->getReturnCode(), LOGGER_DEBUG);
+	Logger::log('subscribe_to_hub: returns: ' . $postResult->getReturnCode(), LOGGER_DEBUG);
 
 	return;
 

include/text.php

@@ -399,7 +399,7 @@ function attribute_contains($attr, $s) {
  */
 function logger($msg, $level = LOGGER_INFO)
 {
-	Logger::logger($msg, $level);
+	Logger::log($msg, $level);
 }
 
 /**
@@ -422,7 +422,7 @@ function logger($msg, $level = LOGGER_INFO)
  */
 function dlogger($msg, $level = LOGGER_INFO)
 {
-	Logger::dlogger($msg, $level);
+	Logger::devLog($msg, $level);
 }
 
 

mod/acl.php

@@ -6,6 +6,7 @@ use Friendica\App;
 use Friendica\Content\Widget;
 use Friendica\Core\ACL;
 use Friendica\Core\Addon;
+use Friendica\Core\Logger;
 use Friendica\Core\Protocol;
 use Friendica\Database\DBA;
 use Friendica\Model\Contact;
@@ -34,7 +35,7 @@ function acl_content(App $a)
 		$search = $_REQUEST['query'];
 	}
 
-	logger("Searching for ".$search." - type ".$type." conversation ".$conv_id, LOGGER_DEBUG);
+	Logger::log("Searching for ".$search." - type ".$type." conversation ".$conv_id, LOGGER_DEBUG);
 
 	if ($search != '') {
 		$sql_extra = "AND `name` LIKE '%%" . DBA::escape($search) . "%%'";

mod/admin.php

@@ -13,6 +13,7 @@ use Friendica\Content\Text\Markdown;
 use Friendica\Core\Addon;
 use Friendica\Core\Config;
 use Friendica\Core\L10n;
+use Friendica\Core\Logger;
 use Friendica\Core\System;
 use Friendica\Core\Theme;
 use Friendica\Core\Worker;
@@ -910,7 +911,7 @@ function admin_page_summary(App $a)
 		$users+= $u['count'];
 	}
 
-	logger('accounts: ' . print_r($accounts, true), LOGGER_DATA);
+	Logger::log('accounts: ' . print_r($accounts, true), LOGGER_DATA);
 
 	$pending = Register::getPendingCount();
 
@@ -2499,7 +2500,7 @@ function admin_page_features_post(App $a)
 {
 	BaseModule::checkFormSecurityTokenRedirectOnError('/admin/features', 'admin_manage_features');
 
-	logger('postvars: ' . print_r($_POST, true), LOGGER_DATA);
+	Logger::log('postvars: ' . print_r($_POST, true), LOGGER_DATA);
 
 	$features = Feature::get(false);
 

mod/crepair.php

@@ -6,6 +6,7 @@
 use Friendica\App;
 use Friendica\Core\Config;
 use Friendica\Core\L10n;
+use Friendica\Core\Logger;
 use Friendica\Core\Protocol;
 use Friendica\Database\DBA;
 use Friendica\Model;
@@ -78,7 +79,7 @@ function crepair_post(App $a)
 	);
 
 	if ($photo) {
-		logger('mod-crepair: updating photo from ' . $photo);
+		Logger::log('mod-crepair: updating photo from ' . $photo);
 
 		Model\Contact::updateAvatar($photo, local_user(), $contact['id']);
 	}

mod/dfrn_confirm.php

@@ -20,6 +20,7 @@
 use Friendica\App;
 use Friendica\Core\Config;
 use Friendica\Core\L10n;
+use Friendica\Core\Logger;
 use Friendica\Core\Protocol;
 use Friendica\Core\System;
 use Friendica\Database\DBA;
@@ -76,7 +77,7 @@ function dfrn_confirm_post(App $a, $handsfree = null)
 
 		// These data elements may come from either the friend request notification form or $handsfree array.
 		if (is_array($handsfree)) {
-			logger('Confirm in handsfree mode');
+			Logger::log('Confirm in handsfree mode');
 			$dfrn_id  = $handsfree['dfrn_id'];
 			$intro_id = $handsfree['intro_id'];
 			$duplex   = $handsfree['duplex'];
@@ -99,9 +100,9 @@ function dfrn_confirm_post(App $a, $handsfree = null)
 			$cid = 0;
 		}
 
-		logger('Confirming request for dfrn_id (issued) ' . $dfrn_id);
+		Logger::log('Confirming request for dfrn_id (issued) ' . $dfrn_id);
 		if ($cid) {
-			logger('Confirming follower with contact_id: ' . $cid);
+			Logger::log('Confirming follower with contact_id: ' . $cid);
 		}
 
 		/*
@@ -124,7 +125,7 @@ function dfrn_confirm_post(App $a, $handsfree = null)
 			intval($uid)
 		);
 		if (!DBA::isResult($r)) {
-			logger('Contact not found in DB.');
+			Logger::log('Contact not found in DB.');
 			notice(L10n::t('Contact not found.') . EOL);
 			notice(L10n::t('This may occasionally happen if contact was requested by both persons and it has already been approved.') . EOL);
 			return;
@@ -211,7 +212,7 @@ function dfrn_confirm_post(App $a, $handsfree = null)
 				$params['page'] = 2;
 			}
 
-			logger('Confirm: posting data to ' . $dfrn_confirm . ': ' . print_r($params, true), LOGGER_DATA);
+			Logger::log('Confirm: posting data to ' . $dfrn_confirm . ': ' . print_r($params, true), LOGGER_DATA);
 
 			/*
 			 *
@@ -223,7 +224,7 @@ function dfrn_confirm_post(App $a, $handsfree = null)
 
 			$res = Network::post($dfrn_confirm, $params, null, $redirects, 120)->getBody();
 
-			logger(' Confirm: received data: ' . $res, LOGGER_DATA);
+			Logger::log(' Confirm: received data: ' . $res, LOGGER_DATA);
 
 			// Now figure out what they responded. Try to be robust if the remote site is
 			// having difficulty and throwing up errors of some kind.
@@ -248,7 +249,7 @@ function dfrn_confirm_post(App $a, $handsfree = null)
 
 			if (stristr($res, "<status") === false) {
 				// wrong xml! stop here!
-				logger('Unexpected response posting to ' . $dfrn_confirm);
+				Logger::log('Unexpected response posting to ' . $dfrn_confirm);
 				notice(L10n::t('Unexpected response from remote site: ') . EOL . htmlspecialchars($res) . EOL);
 				return;
 			}
@@ -305,7 +306,7 @@ function dfrn_confirm_post(App $a, $handsfree = null)
 		 */
 		Contact::updateAvatar($contact['photo'], $uid, $contact_id);
 
-		logger('dfrn_confirm: confirm - imported photos');
+		Logger::log('dfrn_confirm: confirm - imported photos');
 
 		if ($network === Protocol::DFRN) {
 			$new_relation = Contact::FOLLOWER;
@@ -387,7 +388,7 @@ function dfrn_confirm_post(App $a, $handsfree = null)
 		if ((isset($new_relation) && $new_relation == Contact::FRIEND)) {
 			if (DBA::isResult($contact) && ($contact['network'] === Protocol::DIASPORA)) {
 				$ret = Diaspora::sendShare($user, $contact);
-				logger('share returns: ' . $ret);
+				Logger::log('share returns: ' . $ret);
 			}
 		}
 
@@ -427,9 +428,9 @@ function dfrn_confirm_post(App $a, $handsfree = null)
 		$forum = (($page == 1) ? 1 : 0);
 		$prv   = (($page == 2) ? 1 : 0);
 
-		logger('dfrn_confirm: requestee contacted: ' . $node);
+		Logger::log('dfrn_confirm: requestee contacted: ' . $node);
 
-		logger('dfrn_confirm: request: POST=' . print_r($_POST, true), LOGGER_DATA);
+		Logger::log('dfrn_confirm: request: POST=' . print_r($_POST, true), LOGGER_DATA);
 
 		// If $aes_key is set, both of these items require unpacking from the hex transport encoding.
 
@@ -542,7 +543,7 @@ function dfrn_confirm_post(App $a, $handsfree = null)
 
 		Contact::updateAvatar($photo, $local_uid, $dfrn_record);
 
-		logger('dfrn_confirm: request - photos imported');
+		Logger::log('dfrn_confirm: request - photos imported');
 
 		$new_relation = Contact::SHARING;
 
@@ -582,7 +583,7 @@ function dfrn_confirm_post(App $a, $handsfree = null)
 		// Otherwise everything seems to have worked and we are almost done. Yay!
 		// Send an email notification
 
-		logger('dfrn_confirm: request: info updated');
+		Logger::log('dfrn_confirm: request: info updated');
 
 		$combined = null;
 		$r = q("SELECT `contact`.*, `user`.*

mod/dfrn_notify.php

@@ -8,6 +8,7 @@
 
 use Friendica\App;
 use Friendica\Core\Config;
+use Friendica\Core\Logger;
 use Friendica\Core\System;
 use Friendica\Database\DBA;
 use Friendica\Model\Contact;
@@ -17,7 +18,7 @@ use Friendica\Protocol\Diaspora;
 require_once 'include/items.php';
 
 function dfrn_notify_post(App $a) {
-	logger(__function__, LOGGER_TRACE);
+	Logger::log(__function__, LOGGER_TRACE);
 
 	$postdata = file_get_contents('php://input');
 
@@ -63,7 +64,7 @@ function dfrn_notify_post(App $a) {
 	}
 
 	if (!DBA::exists('challenge', ['dfrn-id' => $dfrn_id, 'challenge' => $challenge])) {
-		logger('could not match challenge to dfrn_id ' . $dfrn_id . ' challenge=' . $challenge);
+		Logger::log('could not match challenge to dfrn_id ' . $dfrn_id . ' challenge=' . $challenge);
 		System::xmlExit(3, 'Could not match challenge');
 	}
 
@@ -71,7 +72,7 @@ function dfrn_notify_post(App $a) {
 
 	$user = DBA::selectFirst('user', ['uid'], ['nickname' => $a->argv[1]]);
 	if (!DBA::isResult($user)) {
-		logger('User not found for nickname ' . $a->argv[1]);
+		Logger::log('User not found for nickname ' . $a->argv[1]);
 		System::xmlExit(3, 'User not found');
 	}
 
@@ -94,7 +95,7 @@ function dfrn_notify_post(App $a) {
 
 	$contact = DBA::selectFirst('contact', ['id'], $condition);
 	if (!DBA::isResult($contact)) {
-		logger('contact not found for dfrn_id ' . $dfrn_id);
+		Logger::log('contact not found for dfrn_id ' . $dfrn_id);
 		System::xmlExit(3, 'Contact not found');
 	}
 
@@ -117,12 +118,12 @@ function dfrn_notify_post(App $a) {
 
 	$importer = Contact::updateSslPolicy($importer, $ssl_policy);
 
-	logger('data: ' . $data, LOGGER_DATA);
+	Logger::log('data: ' . $data, LOGGER_DATA);
 
 	if ($dissolve == 1) {
 		// Relationship is dissolved permanently
 		Contact::remove($importer['id']);
-		logger('relationship dissolved : ' . $importer['name'] . ' dissolved ' . $importer['username']);
+		Logger::log('relationship dissolved : ' . $importer['name'] . ' dissolved ' . $importer['username']);
 		System::xmlExit(0, 'relationship dissolved');
 	}
 
@@ -134,12 +135,12 @@ function dfrn_notify_post(App $a) {
 		// if local rino is lower than remote rino, abort: should not happen!
 		// but only for $remote_rino > 1, because old code did't send rino version
 		if ($rino_remote > 1 && $rino < $rino_remote) {
-			logger("rino version '$rino_remote' is lower than supported '$rino'");
+			Logger::log("rino version '$rino_remote' is lower than supported '$rino'");
 			System::xmlExit(0, "rino version '$rino_remote' is lower than supported '$rino'");
 		}
 
 		$rawkey = hex2bin(trim($key));
-		logger('rino: md5 raw key: ' . md5($rawkey), LOGGER_DATA);
+		Logger::log('rino: md5 raw key: ' . md5($rawkey), LOGGER_DATA);
 
 		$final_key = '';
 
@@ -165,14 +166,14 @@ function dfrn_notify_post(App $a) {
 				$data = DFRN::aesDecrypt(hex2bin($data), $final_key);
 				break;
 			default:
-				logger("rino: invalid sent version '$rino_remote'");
+				Logger::log("rino: invalid sent version '$rino_remote'");
 				System::xmlExit(0, "Invalid sent version '$rino_remote'");
 		}
 
-		logger('rino: decrypted data: ' . $data, LOGGER_DATA);
+		Logger::log('rino: decrypted data: ' . $data, LOGGER_DATA);
 	}
 
-	logger('Importing post from ' . $importer['addr'] . ' to ' . $importer['nickname'] . ' with the RINO ' . $rino_remote . ' encryption.', LOGGER_DEBUG);
+	Logger::log('Importing post from ' . $importer['addr'] . ' to ' . $importer['nickname'] . ' with the RINO ' . $rino_remote . ' encryption.', LOGGER_DEBUG);
 
 	$ret = DFRN::import($data, $importer);
 	System::xmlExit($ret, 'Processed');
@@ -191,7 +192,7 @@ function dfrn_dispatch_public($postdata)
 	// Fetch the corresponding public contact
 	$contact = Contact::getDetailsByAddr($msg['author'], 0);
 	if (!$contact) {
-		logger('Contact not found for address ' . $msg['author']);
+		Logger::log('Contact not found for address ' . $msg['author']);
 		System::xmlExit(3, 'Contact ' . $msg['author'] . ' not found');
 	}
 
@@ -199,11 +200,11 @@ function dfrn_dispatch_public($postdata)
 
 	// This should never fail
 	if (empty($importer)) {
-		logger('Contact not found for address ' . $msg['author']);
+		Logger::log('Contact not found for address ' . $msg['author']);
 		System::xmlExit(3, 'Contact ' . $msg['author'] . ' not found');
 	}
 
-	logger('Importing post from ' . $msg['author'] . ' with the public envelope.', LOGGER_DEBUG);
+	Logger::log('Importing post from ' . $msg['author'] . ' with the public envelope.', LOGGER_DEBUG);
 
 	// Now we should be able to import it
 	$ret = DFRN::import($msg['message'], $importer);
@@ -223,7 +224,7 @@ function dfrn_dispatch_private($user, $postdata)
 		// Otherwise there should be a public contact
 		$cid = Contact::getIdForURL($msg['author']);
 		if (!$cid) {
-			logger('Contact not found for address ' . $msg['author']);
+			Logger::log('Contact not found for address ' . $msg['author']);
 			System::xmlExit(3, 'Contact ' . $msg['author'] . ' not found');
 		}
 	}
@@ -232,11 +233,11 @@ function dfrn_dispatch_private($user, $postdata)
 
 	// This should never fail
 	if (empty($importer)) {
-		logger('Contact not found for address ' . $msg['author']);
+		Logger::log('Contact not found for address ' . $msg['author']);
 		System::xmlExit(3, 'Contact ' . $msg['author'] . ' not found');
 	}
 
-	logger('Importing post from ' . $msg['author'] . ' to ' . $user['nickname'] . ' with the private envelope.', LOGGER_DEBUG);
+	Logger::log('Importing post from ' . $msg['author'] . ' to ' . $user['nickname'] . ' with the private envelope.', LOGGER_DEBUG);
 
 	// Now we should be able to import it
 	$ret = DFRN::import($msg['message'], $importer);
@@ -258,7 +259,7 @@ function dfrn_notify_content(App $a) {
 		$type = "";
 		$last_update = "";
 
-		logger('new notification dfrn_id=' . $dfrn_id);
+		Logger::log('new notification dfrn_id=' . $dfrn_id);
 
 		$direction = (-1);
 		if (strpos($dfrn_id,':') == 1) {
@@ -276,11 +277,11 @@ function dfrn_notify_content(App $a) {
 			'type' => $type, 'last_update' => $last_update];
 		DBA::insert('challenge', $fields);
 
-		logger('challenge=' . $hash, LOGGER_DATA);
+		Logger::log('challenge=' . $hash, LOGGER_DATA);
 
 		$user = DBA::selectFirst('user', ['uid'], ['nickname' => $a->argv[1]]);
 		if (!DBA::isResult($user)) {
-			logger('User not found for nickname ' . $a->argv[1]);
+			Logger::log('User not found for nickname ' . $a->argv[1]);
 			killme();
 		}
 
@@ -305,18 +306,18 @@ function dfrn_notify_content(App $a) {
 
 		$contact = DBA::selectFirst('contact', ['id'], $condition);
 		if (!DBA::isResult($contact)) {
-			logger('contact not found for dfrn_id ' . $dfrn_id);
+			Logger::log('contact not found for dfrn_id ' . $dfrn_id);
 			System::xmlExit(3, 'Contact not found');
 		}
 
 		// $importer in this case contains the contact record for the remote contact joined with the user record of our user.
 		$importer = DFRN::getImporter($contact['id'], $user['uid']);
 		if (empty($importer)) {
-			logger('No importer data found for user ' . $a->argv[1] . ' and contact ' . $dfrn_id);
+			Logger::log('No importer data found for user ' . $a->argv[1] . ' and contact ' . $dfrn_id);
 			killme();
 		}
 
-		logger("Remote rino version: ".$rino_remote." for ".$importer["url"], LOGGER_DATA);
+		Logger::log("Remote rino version: ".$rino_remote." for ".$importer["url"], LOGGER_DATA);
 
 		$challenge    = '';
 		$encrypted_id = '';
@@ -344,7 +345,7 @@ function dfrn_notify_content(App $a) {
 		$rino = Config::get('system', 'rino_encrypt');
 		$rino = intval($rino);
 
-		logger("Local rino version: ". $rino, LOGGER_DATA);
+		Logger::log("Local rino version: ". $rino, LOGGER_DATA);
 
 		// if requested rino is lower than enabled local rino, lower local rino version
 		// if requested rino is higher than enabled local rino, reply with local rino

mod/dfrn_poll.php

@@ -7,6 +7,7 @@
 use Friendica\App;
 use Friendica\Core\Config;
 use Friendica\Core\L10n;
+use Friendica\Core\Logger;
 use Friendica\Core\System;
 use Friendica\Database\DBA;
 use Friendica\Module\Login;
@@ -68,7 +69,7 @@ function dfrn_poll_init(App $a)
 			$user = $r[0]['nickname'];
 		}
 
-		logger('dfrn_poll: public feed request from ' . $_SERVER['REMOTE_ADDR'] . ' for ' . $user);
+		Logger::log('dfrn_poll: public feed request from ' . $_SERVER['REMOTE_ADDR'] . ' for ' . $user);
 		header("Content-type: application/atom+xml");
 		echo DFRN::feed('', $user, $last_update, 0, $hidewall);
 		killme();
@@ -104,7 +105,7 @@ function dfrn_poll_init(App $a)
 		if (DBA::isResult($r)) {
 			$s = Network::fetchUrl($r[0]['poll'] . '?dfrn_id=' . $my_id . '&type=profile-check');
 
-			logger("dfrn_poll: old profile returns " . $s, LOGGER_DATA);
+			Logger::log("dfrn_poll: old profile returns " . $s, LOGGER_DATA);
 
 			if (strlen($s)) {
 				$xml = XML::parseString($s);
@@ -191,7 +192,7 @@ function dfrn_poll_init(App $a)
 			}
 
 			if ($final_dfrn_id != $orig_id) {
-				logger('profile_check: ' . $final_dfrn_id . ' != ' . $orig_id, LOGGER_DEBUG);
+				Logger::log('profile_check: ' . $final_dfrn_id . ' != ' . $orig_id, LOGGER_DEBUG);
 				// did not decode properly - cannot trust this site
 				System::xmlExit(3, 'Bad decryption');
 			}
@@ -238,7 +239,7 @@ function dfrn_poll_post(App $a)
 
 	if ($ptype === 'profile-check') {
 		if (strlen($challenge) && strlen($sec)) {
-			logger('dfrn_poll: POST: profile-check');
+			Logger::log('dfrn_poll: POST: profile-check');
 
 			DBA::delete('profile_check', ["`expire` < ?", time()]);
 			$r = q("SELECT * FROM `profile_check` WHERE `sec` = '%s' ORDER BY `expire` DESC LIMIT 1",
@@ -283,7 +284,7 @@ function dfrn_poll_post(App $a)
 			}
 
 			if ($final_dfrn_id != $orig_id) {
-				logger('profile_check: ' . $final_dfrn_id . ' != ' . $orig_id, LOGGER_DEBUG);
+				Logger::log('profile_check: ' . $final_dfrn_id . ' != ' . $orig_id, LOGGER_DEBUG);
 				// did not decode properly - cannot trust this site
 				System::xmlExit(3, 'Bad decryption');
 			}
@@ -372,7 +373,7 @@ function dfrn_poll_post(App $a)
 		// NOTREACHED
 	} else {
 		// Update the writable flag if it changed
-		logger('dfrn_poll: post request feed: ' . print_r($_POST, true), LOGGER_DATA);
+		Logger::log('dfrn_poll: post request feed: ' . print_r($_POST, true), LOGGER_DATA);
 		if ($dfrn_version >= 2.21) {
 			if ($perm === 'rw') {
 				$writable = 1;
@@ -510,15 +511,15 @@ function dfrn_poll_content(App $a)
 				])->getBody();
 			}
 
-			logger("dfrn_poll: sec profile: " . $s, LOGGER_DATA);
+			Logger::log("dfrn_poll: sec profile: " . $s, LOGGER_DATA);
 
 			if (strlen($s) && strstr($s, '<?xml')) {
 				$xml = XML::parseString($s);
 
-				logger('dfrn_poll: profile: parsed xml: ' . print_r($xml, true), LOGGER_DATA);
+				Logger::log('dfrn_poll: profile: parsed xml: ' . print_r($xml, true), LOGGER_DATA);
 
-				logger('dfrn_poll: secure profile: challenge: ' . $xml->challenge . ' expecting ' . $hash);
-				logger('dfrn_poll: secure profile: sec: ' . $xml->sec . ' expecting ' . $sec);
+				Logger::log('dfrn_poll: secure profile: challenge: ' . $xml->challenge . ' expecting ' . $hash);
+				Logger::log('dfrn_poll: secure profile: sec: ' . $xml->sec . ' expecting ' . $sec);
 
 				if (((int) $xml->status == 0) && ($xml->challenge == $hash) && ($xml->sec == $sec)) {
 					$_SESSION['authenticated'] = 1;

mod/dfrn_request.php

@@ -15,6 +15,7 @@
 use Friendica\App;
 use Friendica\Core\Config;
 use Friendica\Core\L10n;
+use Friendica\Core\Logger;
 use Friendica\Core\Protocol;
 use Friendica\Core\System;
 use Friendica\Database\DBA;
@@ -57,7 +58,7 @@ function dfrn_request_init(App $a)
 function dfrn_request_post(App $a)
 {
 	if (($a->argc != 2) || (!count($a->profile))) {
-		logger('Wrong count of argc or profiles: argc=' . $a->argc . ',profile()=' . count($a->profile));
+		Logger::log('Wrong count of argc or profiles: argc=' . $a->argc . ',profile()=' . count($a->profile));
 		return;
 	}
 
@@ -297,7 +298,7 @@ function dfrn_request_post(App $a)
 			$network = Protocol::DFRN;
 		}
 
-		logger('dfrn_request: url: ' . $url . ',network=' . $network, LOGGER_DEBUG);
+		Logger::log('dfrn_request: url: ' . $url . ',network=' . $network, LOGGER_DEBUG);
 
 		if ($network === Protocol::DFRN) {
 			$ret = q("SELECT * FROM `contact` WHERE `uid` = %d AND `url` = '%s' AND `self` = 0 LIMIT 1",

mod/display.php

@@ -10,6 +10,7 @@ use Friendica\Content\Text\HTML;
 use Friendica\Core\ACL;
 use Friendica\Core\Config;
 use Friendica\Core\L10n;
+use Friendica\Core\Logger;
 use Friendica\Core\Protocol;
 use Friendica\Core\System;
 use Friendica\Database\DBA;
@@ -74,7 +75,7 @@ function display_init(App $a)
 	}
 
 	if (!empty($_SERVER['HTTP_ACCEPT']) && strstr($_SERVER['HTTP_ACCEPT'], 'application/atom+xml')) {
-		logger('Directly serving XML for id '.$item["id"], LOGGER_DEBUG);
+		Logger::log('Directly serving XML for id '.$item["id"], LOGGER_DEBUG);
 		displayShowFeed($item["id"], false);
 	}
 

mod/events.php

@@ -9,6 +9,7 @@ use Friendica\Content\Nav;
 use Friendica\Content\Widget\CalendarExport;
 use Friendica\Core\ACL;
 use Friendica\Core\L10n;
+use Friendica\Core\Logger;
 use Friendica\Core\System;
 use Friendica\Core\Worker;
 use Friendica\Database\DBA;
@@ -47,7 +48,7 @@ function events_init(App $a)
 function events_post(App $a)
 {
 
-	logger('post: ' . print_r($_REQUEST, true), LOGGER_DATA);
+	Logger::log('post: ' . print_r($_REQUEST, true), LOGGER_DATA);
 
 	if (!local_user()) {
 		return;

mod/filer.php

@@ -4,6 +4,7 @@
  */
 use Friendica\App;
 use Friendica\Core\L10n;
+use Friendica\Core\Logger;
 use Friendica\Core\PConfig;
 
 require_once 'include/items.php';
@@ -17,7 +18,7 @@ function filer_content(App $a)
 	$term = unxmlify(trim(defaults($_GET, 'term', '')));
 	$item_id = (($a->argc > 1) ? intval($a->argv[1]) : 0);
 
-	logger('filer: tag ' . $term . ' item ' . $item_id);
+	Logger::log('filer: tag ' . $term . ' item ' . $item_id);
 
 	if ($item_id && strlen($term)) {
 		// file item

mod/filerm.php

@@ -1,6 +1,7 @@
 <?php
 
 use Friendica\App;
+use Friendica\Core\Logger;
 use Friendica\Core\System;
 
 function filerm_content