<?php require_once('include/config.php'); require_once('include/network.php'); require_once('include/plugin.php'); require_once('include/text.php'); require_once('include/datetime.php'); require_once('include/pgettext.php'); require_once('include/nav.php'); require_once('include/cache.php'); require_once('library/Mobile_Detect/Mobile_Detect.php'); define ( 'FRIENDICA_PLATFORM', 'Friendica'); define ( 'FRIENDICA_VERSION', '3.0.1516' ); define ( 'DFRN_PROTOCOL_VERSION', '2.23' ); define ( 'DB_UPDATE_VERSION', 1156 ); define ( 'EOL', "<br />\r\n" ); define ( 'ATOM_TIME', 'Y-m-d\TH:i:s\Z' ); /** * * Image storage quality. Lower numbers save space at cost of image detail. * For ease of upgrade, please do not change here. Change jpeg quality with * $a->config['system']['jpeg_quality'] = n; * in .htconfig.php, where n is netween 1 and 100, and with very poor results * below about 50 * */ define ( 'JPEG_QUALITY', 100 ); /** * $a->config['system']['png_quality'] from 0 (uncompressed) to 9 */ define ( 'PNG_QUALITY', 8 ); /** * * An alternate way of limiting picture upload sizes. Specify the maximum pixel * length that pictures are allowed to be (for non-square pictures, it will apply * to the longest side). Pictures longer than this length will be resized to be * this length (on the longest side, the other side will be scaled appropriately). * Modify this value using * * $a->config['system']['max_image_length'] = n; * * in .htconfig.php * * If you don't want to set a maximum length, set to -1. The default value is * defined by 'MAX_IMAGE_LENGTH' below. * */ define ( 'MAX_IMAGE_LENGTH', -1 ); /** * Not yet used */ define ( 'DEFAULT_DB_ENGINE', 'MyISAM' ); /** * SSL redirection policies */ define ( 'SSL_POLICY_NONE', 0 ); define ( 'SSL_POLICY_FULL', 1 ); define ( 'SSL_POLICY_SELFSIGN', 2 ); /** * log levels */ define ( 'LOGGER_NORMAL', 0 ); define ( 'LOGGER_TRACE', 1 ); define ( 'LOGGER_DEBUG', 2 ); define ( 'LOGGER_DATA', 3 ); define ( 'LOGGER_ALL', 4 ); /** * registration policies */ define ( 'REGISTER_CLOSED', 0 ); define ( 'REGISTER_APPROVE', 1 ); define ( 'REGISTER_OPEN', 2 ); /** * relationship types */ define ( 'CONTACT_IS_FOLLOWER', 1); define ( 'CONTACT_IS_SHARING', 2); define ( 'CONTACT_IS_FRIEND', 3); /** * DB update return values */ define ( 'UPDATE_SUCCESS', 0); define ( 'UPDATE_FAILED', 1); /** * * page/profile types * * PAGE_NORMAL is a typical personal profile account * PAGE_SOAPBOX automatically approves all friend requests as CONTACT_IS_SHARING, (readonly) * PAGE_COMMUNITY automatically approves all friend requests as CONTACT_IS_SHARING, but with * write access to wall and comments (no email and not included in page owner's ACL lists) * PAGE_FREELOVE automatically approves all friend requests as full friends (CONTACT_IS_FRIEND). * */ define ( 'PAGE_NORMAL', 0 ); define ( 'PAGE_SOAPBOX', 1 ); define ( 'PAGE_COMMUNITY', 2 ); define ( 'PAGE_FREELOVE', 3 ); define ( 'PAGE_BLOG', 4 ); define ( 'PAGE_PRVGROUP', 5 ); /** * Network and protocol family types */ define ( 'NETWORK_DFRN', 'dfrn'); // Friendica, Mistpark, other DFRN implementations define ( 'NETWORK_ZOT', 'zot!'); // Zot! define ( 'NETWORK_OSTATUS', 'stat'); // status.net, identi.ca, GNU-social, other OStatus implementations define ( 'NETWORK_FEED', 'feed'); // RSS/Atom feeds with no known "post/notify" protocol define ( 'NETWORK_DIASPORA', 'dspr'); // Diaspora define ( 'NETWORK_MAIL', 'mail'); // IMAP/POP define ( 'NETWORK_MAIL2', 'mai2'); // extended IMAP/POP define ( 'NETWORK_FACEBOOK', 'face'); // Facebook API define ( 'NETWORK_LINKEDIN', 'lnkd'); // LinkedIn define ( 'NETWORK_XMPP', 'xmpp'); // XMPP define ( 'NETWORK_MYSPACE', 'mysp'); // MySpace define ( 'NETWORK_GPLUS', 'goog'); // Google+ define ( 'NETWORK_PHANTOM', 'unkn'); // Place holder /** * These numbers are used in stored permissions * and existing allocations MUST NEVER BE CHANGED * OR RE-ASSIGNED! You may only add to them. */ $netgroup_ids = array( NETWORK_DFRN => (-1), NETWORK_ZOT => (-2), NETWORK_OSTATUS => (-3), NETWORK_FEED => (-4), NETWORK_DIASPORA => (-5), NETWORK_MAIL => (-6), NETWORK_MAIL2 => (-7), NETWORK_FACEBOOK => (-8), NETWORK_LINKEDIN => (-9), NETWORK_XMPP => (-10), NETWORK_MYSPACE => (-11), NETWORK_GPLUS => (-12), NETWORK_PHANTOM => (-127), ); /** * Maximum number of "people who like (or don't like) this" that we will list by name */ define ( 'MAX_LIKERS', 75); /** * Communication timeout */ define ( 'ZCURL_TIMEOUT' , (-1)); /** * email notification options */ define ( 'NOTIFY_INTRO', 0x0001 ); define ( 'NOTIFY_CONFIRM', 0x0002 ); define ( 'NOTIFY_WALL', 0x0004 ); define ( 'NOTIFY_COMMENT', 0x0008 ); define ( 'NOTIFY_MAIL', 0x0010 ); define ( 'NOTIFY_SUGGEST', 0x0020 ); define ( 'NOTIFY_PROFILE', 0x0040 ); define ( 'NOTIFY_TAGSELF', 0x0080 ); define ( 'NOTIFY_TAGSHARE', 0x0100 ); define ( 'NOTIFY_POKE', 0x0200 ); define ( 'NOTIFY_SYSTEM', 0x8000 ); /** * Tag/term types */ define ( 'TERM_UNKNOWN', 0 ); define ( 'TERM_HASHTAG', 1 ); define ( 'TERM_MENTION', 2 ); define ( 'TERM_CATEGORY', 3 ); define ( 'TERM_PCATEGORY', 4 ); define ( 'TERM_FILE', 5 ); define ( 'TERM_OBJ_POST', 1 ); define ( 'TERM_OBJ_PHOTO', 2 ); /** * various namespaces we may need to parse */ define ( 'NAMESPACE_ZOT', 'http://purl.org/zot' ); define ( 'NAMESPACE_DFRN' , 'http://purl.org/macgirvin/dfrn/1.0' ); define ( 'NAMESPACE_THREAD' , 'http://purl.org/syndication/thread/1.0' ); define ( 'NAMESPACE_TOMB' , 'http://purl.org/atompub/tombstones/1.0' ); define ( 'NAMESPACE_ACTIVITY', 'http://activitystrea.ms/spec/1.0/' ); define ( 'NAMESPACE_ACTIVITY_SCHEMA', 'http://activitystrea.ms/schema/1.0/' ); define ( 'NAMESPACE_MEDIA', 'http://purl.org/syndication/atommedia' ); define ( 'NAMESPACE_SALMON_ME', 'http://salmon-protocol.org/ns/magic-env' ); define ( 'NAMESPACE_OSTATUSSUB', 'http://ostatus.org/schema/1.0/subscribe' ); define ( 'NAMESPACE_GEORSS', 'http://www.georss.org/georss' ); define ( 'NAMESPACE_POCO', 'http://portablecontacts.net/spec/1.0' ); define ( 'NAMESPACE_FEED', 'http://schemas.google.com/g/2010#updates-from' ); define ( 'NAMESPACE_OSTATUS', 'http://ostatus.org/schema/1.0' ); define ( 'NAMESPACE_STATUSNET', 'http://status.net/schema/api/1/' ); define ( 'NAMESPACE_ATOM1', 'http://www.w3.org/2005/Atom' ); /** * activity stream defines */ define ( 'ACTIVITY_LIKE', NAMESPACE_ACTIVITY_SCHEMA . 'like' ); define ( 'ACTIVITY_DISLIKE', NAMESPACE_DFRN . '/dislike' ); define ( 'ACTIVITY_OBJ_HEART', NAMESPACE_DFRN . '/heart' ); define ( 'ACTIVITY_FRIEND', NAMESPACE_ACTIVITY_SCHEMA . 'make-friend' ); define ( 'ACTIVITY_REQ_FRIEND', NAMESPACE_ACTIVITY_SCHEMA . 'request-friend' ); define ( 'ACTIVITY_UNFRIEND', NAMESPACE_ACTIVITY_SCHEMA . 'remove-friend' ); define ( 'ACTIVITY_FOLLOW', NAMESPACE_ACTIVITY_SCHEMA . 'follow' ); define ( 'ACTIVITY_UNFOLLOW', NAMESPACE_ACTIVITY_SCHEMA . 'stop-following' ); define ( 'ACTIVITY_JOIN', NAMESPACE_ACTIVITY_SCHEMA . 'join' ); define ( 'ACTIVITY_POST', NAMESPACE_ACTIVITY_SCHEMA . 'post' ); define ( 'ACTIVITY_UPDATE', NAMESPACE_ACTIVITY_SCHEMA . 'update' ); define ( 'ACTIVITY_TAG', NAMESPACE_ACTIVITY_SCHEMA . 'tag' ); define ( 'ACTIVITY_FAVORITE', NAMESPACE_ACTIVITY_SCHEMA . 'favorite' ); define ( 'ACTIVITY_POKE', NAMESPACE_ZOT . '/activity/poke' ); define ( 'ACTIVITY_MOOD', NAMESPACE_ZOT . '/activity/mood' ); define ( 'ACTIVITY_OBJ_COMMENT', NAMESPACE_ACTIVITY_SCHEMA . 'comment' ); define ( 'ACTIVITY_OBJ_NOTE', NAMESPACE_ACTIVITY_SCHEMA . 'note' ); define ( 'ACTIVITY_OBJ_PERSON', NAMESPACE_ACTIVITY_SCHEMA . 'person' ); define ( 'ACTIVITY_OBJ_PHOTO', NAMESPACE_ACTIVITY_SCHEMA . 'photo' ); define ( 'ACTIVITY_OBJ_P_PHOTO', NAMESPACE_ACTIVITY_SCHEMA . 'profile-photo' ); define ( 'ACTIVITY_OBJ_ALBUM', NAMESPACE_ACTIVITY_SCHEMA . 'photo-album' ); define ( 'ACTIVITY_OBJ_EVENT', NAMESPACE_ACTIVITY_SCHEMA . 'event' ); define ( 'ACTIVITY_OBJ_GROUP', NAMESPACE_ACTIVITY_SCHEMA . 'group' ); define ( 'ACTIVITY_OBJ_TAGTERM', NAMESPACE_DFRN . '/tagterm' ); define ( 'ACTIVITY_OBJ_PROFILE', NAMESPACE_DFRN . '/profile' ); /** * item weight for query ordering */ define ( 'GRAVITY_PARENT', 0); define ( 'GRAVITY_LIKE', 3); define ( 'GRAVITY_COMMENT', 6); /** * * Reverse the effect of magic_quotes_gpc if it is enabled. * Please disable magic_quotes_gpc so we don't have to do this. * See http://php.net/manual/en/security.magicquotes.disabling.php * */ function startup() { error_reporting(E_ERROR | E_WARNING | E_PARSE); set_time_limit(0); // This has to be quite large to deal with embedded private photos ini_set('pcre.backtrack_limit', 500000); if (get_magic_quotes_gpc()) { $process = array(&$_GET, &$_POST, &$_COOKIE, &$_REQUEST); while (list($key, $val) = each($process)) { foreach ($val as $k => $v) { unset($process[$key][$k]); if (is_array($v)) { $process[$key][stripslashes($k)] = $v; $process[] = &$process[$key][stripslashes($k)]; } else { $process[$key][stripslashes($k)] = stripslashes($v); } } } unset($process); } } /** * * class: App * * Our main application structure for the life of this page * Primarily deals with the URL that got us here * and tries to make some sense of it, and * stores our page contents and config storage * and anything else that might need to be passed around * before we spit the page out. * */ if(! class_exists('App')) { class App { public $module_loaded = false; public $query_string; public $config; public $page; public $profile; public $user; public $cid; public $contact; public $contacts; public $page_contact; public $content; public $data = array(); public $error = false; public $cmd; public $argv; public $argc; public $module; public $pager; public $strings; public $path; public $hooks; public $timezone; public $interactive = true; public $plugins; public $apps = array(); public $identities; public $is_mobile; public $is_tablet; public $nav_sel; public $category; // Allow themes to control internal parameters // by changing App values in theme.php // // Possibly should make these part of the plugin // system, but it seems like overkill to invoke // all the plugin machinery just to change a couple // of values public $sourcename = ''; public $videowidth = 425; public $videoheight = 350; public $force_max_items = 0; public $theme_thread_allow = true; private $scheme; private $hostname; private $baseurl; private $db; private $curl_code; private $curl_headers; private $cached_profile_image; private $cached_profile_picdate; function __construct() { global $default_timezone; $this->timezone = ((x($default_timezone)) ? $default_timezone : 'UTC'); date_default_timezone_set($this->timezone); $this->config = array(); $this->page = array(); $this->pager= array(); $this->query_string = ''; startup(); $this->scheme = 'http'; if(x($_SERVER,'HTTPS') && $_SERVER['HTTPS']) $this->scheme = 'https'; elseif(x($_SERVER,'SERVER_PORT') && (intval($_SERVER['SERVER_PORT']) == 443)) $this->scheme = 'https'; if(x($_SERVER,'SERVER_NAME')) { $this->hostname = $_SERVER['SERVER_NAME']; // See bug 437 - this didn't work so disabling it //if(stristr($this->hostname,'xn--')) { // PHP or webserver may have converted idn to punycode, so // convert punycode back to utf-8 // require_once('library/simplepie/idn/idna_convert.class.php'); // $x = new idna_convert(); // $this->hostname = $x->decode($_SERVER['SERVER_NAME']); //} if(x($_SERVER,'SERVER_PORT') && $_SERVER['SERVER_PORT'] != 80 && $_SERVER['SERVER_PORT'] != 443) $this->hostname .= ':' . $_SERVER['SERVER_PORT']; /** * Figure out if we are running at the top of a domain * or in a sub-directory and adjust accordingly */ $path = trim(dirname($_SERVER['SCRIPT_NAME']),'/\\'); if(isset($path) && strlen($path) && ($path != $this->path)) $this->path = $path; } set_include_path( "include/$this->hostname" . PATH_SEPARATOR . 'include' . PATH_SEPARATOR . 'library' . PATH_SEPARATOR . 'library/phpsec' . PATH_SEPARATOR . 'library/langdet' . PATH_SEPARATOR . '.' ); if((x($_SERVER,'QUERY_STRING')) && substr($_SERVER['QUERY_STRING'],0,2) === "q=") { $this->query_string = substr($_SERVER['QUERY_STRING'],2); // removing trailing / - maybe a nginx problem if (substr($this->query_string, 0, 1) == "/") $this->query_string = substr($this->query_string, 1); } if(x($_GET,'q')) $this->cmd = trim($_GET['q'],'/\\'); // unix style "homedir" if(substr($this->cmd,0,1) === '~') $this->cmd = 'profile/' . substr($this->cmd,1); // Diaspora style profile url if(substr($this->cmd,0,2) === 'u/') $this->cmd = 'profile/' . substr($this->cmd,2); /** * * Break the URL path into C style argc/argv style arguments for our * modules. Given "http://example.com/module/arg1/arg2", $this->argc * will be 3 (integer) and $this->argv will contain: * [0] => 'module' * [1] => 'arg1' * [2] => 'arg2' * * * There will always be one argument. If provided a naked domain * URL, $this->argv[0] is set to "home". * */ $this->argv = explode('/',$this->cmd); $this->argc = count($this->argv); if((array_key_exists('0',$this->argv)) && strlen($this->argv[0])) { $this->module = str_replace(".", "_", $this->argv[0]); $this->module = str_replace("-", "_", $this->module); } else { $this->argc = 1; $this->argv = array('home'); $this->module = 'home'; } /** * See if there is any page number information, and initialise * pagination */ $this->pager['page'] = ((x($_GET,'page') && intval($_GET['page']) > 0) ? intval($_GET['page']) : 1); $this->pager['itemspage'] = 50; $this->pager['start'] = ($this->pager['page'] * $this->pager['itemspage']) - $this->pager['itemspage']; if($this->pager['start'] < 0) $this->pager['start'] = 0; $this->pager['total'] = 0; /** * Detect mobile devices */ $mobile_detect = new Mobile_Detect(); $this->is_mobile = $mobile_detect->isMobile(); $this->is_tablet = $mobile_detect->isTablet(); } function get_baseurl($ssl = false) { $scheme = $this->scheme; if((x($this->config,'system')) && (x($this->config['system'],'ssl_policy'))) { if(intval($this->config['system']['ssl_policy']) === intval(SSL_POLICY_FULL)) $scheme = 'https'; // Basically, we have $ssl = true on any links which can only be seen by a logged in user // (and also the login link). Anything seen by an outsider will have it turned off. if($this->config['system']['ssl_policy'] == SSL_POLICY_SELFSIGN) { if($ssl) $scheme = 'https'; else $scheme = 'http'; } } $this->baseurl = $scheme . "://" . $this->hostname . ((isset($this->path) && strlen($this->path)) ? '/' . $this->path : '' ); return $this->baseurl; } function set_baseurl($url) { $parsed = @parse_url($url); $this->baseurl = $url; if($parsed) { $this->scheme = $parsed['scheme']; $this->hostname = $parsed['host']; if(x($parsed,'port')) $this->hostname .= ':' . $parsed['port']; if(x($parsed,'path')) $this->path = trim($parsed['path'],'\\/'); } } function get_hostname() { return $this->hostname; } function set_hostname($h) { $this->hostname = $h; } function set_path($p) { $this->path = trim(trim($p),'/'); } function get_path() { return $this->path; } function set_pager_total($n) { $this->pager['total'] = intval($n); } function set_pager_itemspage($n) { $this->pager['itemspage'] = ((intval($n) > 0) ? intval($n) : 0); $this->pager['start'] = ($this->pager['page'] * $this->pager['itemspage']) - $this->pager['itemspage']; } function init_pagehead() { $interval = ((local_user()) ? get_pconfig(local_user(),'system','update_interval') : 40000); if($interval < 10000) $interval = 40000; $this->page['title'] = $this->config['sitename']; $tpl = get_markup_template('head.tpl'); $this->page['htmlhead'] = replace_macros($tpl,array( '$baseurl' => $this->get_baseurl(), // FIXME for z_path!!!! '$local_user' => local_user(), '$generator' => 'Friendica' . ' ' . FRIENDICA_VERSION, '$delitem' => t('Delete this item?'), '$comment' => t('Comment'), '$showmore' => t('show more'), '$showfewer' => t('show fewer'), '$update_interval' => $interval )); } function init_page_end() { $tpl = get_markup_template('end.tpl'); $this->page['end'] = replace_macros($tpl,array( '$baseurl' => $this->get_baseurl() // FIXME for z_path!!!! )); } function set_curl_code($code) { $this->curl_code = $code; } function get_curl_code() { return $this->curl_code; } function set_curl_headers($headers) { $this->curl_headers = $headers; } function get_curl_headers() { return $this->curl_headers; } function get_cached_avatar_image($avatar_image){ if($this->cached_profile_image[$avatar_image]) return $this->cached_profile_image[$avatar_image]; $path_parts = explode("/",$avatar_image); $common_filename = $path_parts[count($path_parts)-1]; if($this->cached_profile_picdate[$common_filename]){ $this->cached_profile_image[$avatar_image] = $avatar_image . $this->cached_profile_picdate[$common_filename]; } else { $r = q("SELECT `contact`.`avatar-date` AS picdate FROM `contact` WHERE `contact`.`thumb` like \"%%/%s\"", $common_filename); if(! count($r)){ $this->cached_profile_image[$avatar_image] = $avatar_image; } else { $this->cached_profile_picdate[$common_filename] = "?rev=" . urlencode($r[0]['picdate']); $this->cached_profile_image[$avatar_image] = $avatar_image . $this->cached_profile_picdate[$common_filename]; } } return $this->cached_profile_image[$avatar_image]; } } } // retrieve the App structure // useful in functions which require it but don't get it passed to them if(! function_exists('get_app')) { function get_app() { global $a; return $a; } }; // Multi-purpose function to check variable state. // Usage: x($var) or $x($array,'key') // returns false if variable/key is not set // if variable is set, returns 1 if has 'non-zero' value, otherwise returns 0. // e.g. x('') or x(0) returns 0; if(! function_exists('x')) { function x($s,$k = NULL) { if($k != NULL) { if((is_array($s)) && (array_key_exists($k,$s))) { if($s[$k]) return (int) 1; return (int) 0; } return false; } else { if(isset($s)) { if($s) { return (int) 1; } return (int) 0; } return false; } } } // called from db initialisation if db is dead. if(! function_exists('system_unavailable')) { function system_unavailable() { include('system_unavailable.php'); system_down(); killme(); } } function clean_urls() { global $a; // if($a->config['system']['clean_urls']) return true; // return false; } function z_path() { global $a; $base = $a->get_baseurl(); if(! clean_urls()) $base .= '/?q='; return $base; } function z_root() { global $a; return $a->get_baseurl(); } function absurl($path) { if(strpos($path,'/') === 0) return z_path() . $path; return $path; } function is_ajax() { return (!empty($_SERVER['HTTP_X_REQUESTED_WITH']) && strtolower($_SERVER['HTTP_X_REQUESTED_WITH']) == 'xmlhttprequest'); } // Primarily involved with database upgrade, but also sets the // base url for use in cmdline programs which don't have // $_SERVER variables, and synchronising the state of installed plugins. if(! function_exists('check_config')) { function check_config(&$a) { $build = get_config('system','build'); if(! x($build)) $build = set_config('system','build',DB_UPDATE_VERSION); $url = get_config('system','url'); // if the url isn't set or the stored url is radically different // than the currently visited url, store the current value accordingly. // "Radically different" ignores common variations such as http vs https // and www.example.com vs example.com. // We will only change the url to an ip address if there is no existing setting if(! x($url)) $url = set_config('system','url',$a->get_baseurl()); if((! link_compare($url,$a->get_baseurl())) && (! preg_match("/^(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})$/",$a->get_hostname))) $url = set_config('system','url',$a->get_baseurl()); if($build != DB_UPDATE_VERSION) { $stored = intval($build); $current = intval(DB_UPDATE_VERSION); if(($stored < $current) && file_exists('update.php')) { load_config('database'); // We're reporting a different version than what is currently installed. // Run any existing update scripts to bring the database up to current. require_once('update.php'); // make sure that boot.php and update.php are the same release, we might be // updating right this very second and the correct version of the update.php // file may not be here yet. This can happen on a very busy site. if(DB_UPDATE_VERSION == UPDATE_VERSION) { for($x = $stored; $x < $current; $x ++) { if(function_exists('update_' . $x)) { // There could be a lot of processes running or about to run. // We want exactly one process to run the update command. // So store the fact that we're taking responsibility // after first checking to see if somebody else already has. // If the update fails or times-out completely you may need to // delete the config entry to try again. $t = get_config('database','update_' . $x); if($t !== false) break; set_config('database','update_' . $x, time()); // call the specific update $func = 'update_' . $x; $retval = $func(); if($retval) { //send the administrator an e-mail $email_tpl = get_intltext_template("update_fail_eml.tpl"); $email_msg = replace_macros($email_tpl, array( '$sitename' => $a->config['sitename'], '$siteurl' => $a->get_baseurl(), '$update' => $x, '$error' => sprintf( t('Update %s failed. See error logs.'), $x) )); $subject=sprintf(t('Update Error at %s'), $a->get_baseurl()); mail($a->config['admin_email'], $subject, $email_msg, 'From: ' . t('Administrator') . '@' . $_SERVER['SERVER_NAME'] . "\n" . 'Content-type: text/plain; charset=UTF-8' . "\n" . 'Content-transfer-encoding: 8bit' ); //try the logger logger('CRITICAL: Update Failed: '. $x); break; } else { set_config('database','update_' . $x, 'success'); set_config('system','build', $x + 1); } } } } } } /** * * Synchronise plugins: * * $a->config['system']['addon'] contains a comma-separated list of names * of plugins/addons which are used on this system. * Go through the database list of already installed addons, and if we have * an entry, but it isn't in the config list, call the uninstall procedure * and mark it uninstalled in the database (for now we'll remove it). * Then go through the config list and if we have a plugin that isn't installed, * call the install procedure and add it to the database. * */ $r = q("SELECT * FROM `addon` WHERE `installed` = 1"); if(count($r)) $installed = $r; else $installed = array(); $plugins = get_config('system','addon'); $plugins_arr = array(); if($plugins) $plugins_arr = explode(',',str_replace(' ', '',$plugins)); $a->plugins = $plugins_arr; $installed_arr = array(); if(count($installed)) { foreach($installed as $i) { if(! in_array($i['name'],$plugins_arr)) { uninstall_plugin($i['name']); } else { $installed_arr[] = $i['name']; } } } if(count($plugins_arr)) { foreach($plugins_arr as $p) { if(! in_array($p,$installed_arr)) { install_plugin($p); } } } load_hooks(); return; } } function get_guid($size=16) { $exists = true; // assume by default that we don't have a unique guid do { $s = random_string($size); $r = q("select id from guid where guid = '%s' limit 1", dbesc($s)); if(! count($r)) $exists = false; } while($exists); q("insert into guid ( guid ) values ( '%s' ) ", dbesc($s)); return $s; } // wrapper for adding a login box. If $register == true provide a registration // link. This will most always depend on the value of $a->config['register_policy']. // returns the complete html for inserting into the page if(! function_exists('login')) { function login($register = false, $hiddens=false) { $a = get_app(); $o = ""; $reg = false; if ($register) { $reg = array( 'title' => t('Create a New Account'), 'desc' => t('Register') ); } $noid = get_config('system','no_openid'); $dest_url = $a->get_baseurl(true) . '/' . $a->query_string; if(local_user()) { $tpl = get_markup_template("logout.tpl"); } else { $a->page['htmlhead'] .= replace_macros(get_markup_template("login_head.tpl"),array( '$baseurl' => $a->get_baseurl(true) )); $tpl = get_markup_template("login.tpl"); $_SESSION['return_url'] = $a->query_string; } $o .= replace_macros($tpl,array( '$dest_url' => $dest_url, '$logout' => t('Logout'), '$login' => t('Login'), '$lname' => array('username', t('Nickname or Email address: ') , '', ''), '$lpassword' => array('password', t('Password: '), '', ''), '$openid' => !$noid, '$lopenid' => array('openid_url', t('Or login using OpenID: '),'',''), '$hiddens' => $hiddens, '$register' => $reg, '$lostpass' => t('Forgot your password?'), '$lostlink' => t('Password Reset'), )); call_hooks('login_hook',$o); return $o; } } // Used to end the current process, after saving session state. if(! function_exists('killme')) { function killme() { session_write_close(); exit; } } // redirect to another URL and terminate this process. if(! function_exists('goaway')) { function goaway($s) { header("Location: $s"); killme(); } } // Returns the uid of locally logged in user or false. if(! function_exists('local_user')) { function local_user() { if((x($_SESSION,'authenticated')) && (x($_SESSION,'uid'))) return intval($_SESSION['uid']); return false; } } // Returns contact id of authenticated site visitor or false if(! function_exists('remote_user')) { function remote_user() { if((x($_SESSION,'authenticated')) && (x($_SESSION,'visitor_id'))) return intval($_SESSION['visitor_id']); return false; } } // contents of $s are displayed prominently on the page the next time // a page is loaded. Usually used for errors or alerts. if(! function_exists('notice')) { function notice($s) { $a = get_app(); if(! x($_SESSION,'sysmsg')) $_SESSION['sysmsg'] = array(); if($a->interactive) $_SESSION['sysmsg'][] = $s; } } if(! function_exists('info')) { function info($s) { $a = get_app(); if(! x($_SESSION,'sysmsg_info')) $_SESSION['sysmsg_info'] = array(); if($a->interactive) $_SESSION['sysmsg_info'][] = $s; } } // wrapper around config to limit the text length of an incoming message if(! function_exists('get_max_import_size')) { function get_max_import_size() { global $a; return ((x($a->config,'max_import_size')) ? $a->config['max_import_size'] : 0 ); } } /** * * Function : profile_load * @parameter App $a * @parameter string $nickname * @parameter int $profile * * Summary: Loads a profile into the page sidebar. * The function requires a writeable copy of the main App structure, and the nickname * of a registered local account. * * If the viewer is an authenticated remote viewer, the profile displayed is the * one that has been configured for his/her viewing in the Contact manager. * Passing a non-zero profile ID can also allow a preview of a selected profile * by the owner. * * Profile information is placed in the App structure for later retrieval. * Honours the owner's chosen theme for display. * */ if(! function_exists('profile_load')) { function profile_load(&$a, $nickname, $profile = 0) { $user = q("select uid from user where nickname = '%s' limit 1", dbesc($nickname) ); if(! ($user && count($user))) { logger('profile error: ' . $a->query_string, LOGGER_DEBUG); notice( t('Requested account is not available.') . EOL ); $a->error = 404; return; } if(remote_user() && count($_SESSION['remote'])) { foreach($_SESSION['remote'] as $visitor) { if($visitor['uid'] == $user[0]['uid']) { $r = q("SELECT `profile-id` FROM `contact` WHERE `id` = %d LIMIT 1", intval($visitor['cid']) ); if(count($r)) $profile = $r[0]['profile-id']; break; } } } $r = null; if($profile) { $profile_int = intval($profile); $r = q("SELECT `profile`.`uid` AS `profile_uid`, `profile`.* , `contact`.`avatar-date` AS picdate, `user`.* FROM `profile` left join `contact` on `contact`.`uid` = `profile`.`uid` LEFT JOIN `user` ON `profile`.`uid` = `user`.`uid` WHERE `user`.`nickname` = '%s' AND `profile`.`id` = %d and `contact`.`self` = 1 LIMIT 1", dbesc($nickname), intval($profile_int) ); } if((! $r) && (! count($r))) { $r = q("SELECT `profile`.`uid` AS `profile_uid`, `profile`.* , `contact`.`avatar-date` AS picdate, `user`.* FROM `profile` left join `contact` on `contact`.`uid` = `profile`.`uid` LEFT JOIN `user` ON `profile`.`uid` = `user`.`uid` WHERE `user`.`nickname` = '%s' AND `profile`.`is-default` = 1 and `contact`.`self` = 1 LIMIT 1", dbesc($nickname) ); } if(($r === false) || (! count($r))) { logger('profile error: ' . $a->query_string, LOGGER_DEBUG); notice( t('Requested profile is not available.') . EOL ); $a->error = 404; return; } // fetch user tags if this isn't the default profile if(! $r[0]['is-default']) { $x = q("select `pub_keywords` from `profile` where uid = %d and `is-default` = 1 limit 1", intval($profile_uid) ); if($x && count($x)) $r[0]['pub_keywords'] = $x[0]['pub_keywords']; } $a->profile = $r[0]; $a->profile['mobile-theme'] = get_pconfig($profile_uid, 'system', 'mobile_theme'); $a->page['title'] = $a->profile['name'] . " @ " . $a->config['sitename']; $_SESSION['theme'] = $a->profile['theme']; $_SESSION['mobile-theme'] = $a->profile['mobile-theme']; /** * load/reload current theme info */ $theme_info_file = "view/theme/".current_theme()."/theme.php"; if (file_exists($theme_info_file)){ require_once($theme_info_file); } if(! (x($a->page,'aside'))) $a->page['aside'] = ''; if(local_user() && local_user() == $a->profile['uid']) { $a->page['aside'] .= replace_macros(get_markup_template('profile_edlink.tpl'),array( '$editprofile' => t('Edit profile'), '$profid' => $a->profile['id'] )); } $block = (((get_config('system','block_public')) && (! local_user()) && (! remote_user())) ? true : false); $a->page['aside'] .= profile_sidebar($a->profile, $block); /*if(! $block) $a->page['aside'] .= contact_block();*/ return; } } /** * * Function: profile_sidebar * * Formats a profile for display in the sidebar. * It is very difficult to templatise the HTML completely * because of all the conditional logic. * * @parameter: array $profile * * Returns HTML string stuitable for sidebar inclusion * Exceptions: Returns empty string if passed $profile is wrong type or not populated * */ if(! function_exists('profile_sidebar')) { function profile_sidebar($profile, $block = 0) { $a = get_app(); $o = ''; $location = false; $address = false; $pdesc = true; if((! is_array($profile)) && (! count($profile))) return $o; $profile['picdate'] = urlencode($profile['picdate']); call_hooks('profile_sidebar_enter', $profile); // don't show connect link to yourself $connect = (($profile['uid'] != local_user()) ? t('Connect') : False); // don't show connect link to authenticated visitors either if(remote_user() && count($_SESSION['remote'])) { foreach($_SESSION['remote'] as $visitor) { if($visitor['uid'] == $profile['uid']) { $connect = false; break; } } } if(get_my_url() && $profile['unkmail']) $wallmessage = t('Message'); else $wallmessage = false; // show edit profile to yourself if ($profile['uid'] == local_user()) { $profile['edit'] = array($a->get_baseurl(). '/profiles', t('Profiles'),"", t('Manage/edit profiles')); $r = q("SELECT * FROM `profile` WHERE `uid` = %d", local_user()); $profile['menu'] = array( 'chg_photo' => t('Change profile photo'), 'cr_new' => t('Create New Profile'), 'entries' => array(), ); if(count($r)) { foreach($r as $rr) { $profile['menu']['entries'][] = array( 'photo' => $rr['thumb'], 'id' => $rr['id'], 'alt' => t('Profile Image'), 'profile_name' => $rr['profile-name'], 'isdefault' => $rr['is-default'], 'visibile_to_everybody' => t('visible to everybody'), 'edit_visibility' => t('Edit visibility'), ); } } } if((x($profile,'address') == 1) || (x($profile,'locality') == 1) || (x($profile,'region') == 1) || (x($profile,'postal-code') == 1) || (x($profile,'country-name') == 1)) $location = t('Location:'); $gender = ((x($profile,'gender') == 1) ? t('Gender:') : False); $marital = ((x($profile,'marital') == 1) ? t('Status:') : False); $homepage = ((x($profile,'homepage') == 1) ? t('Homepage:') : False); if(($profile['hidewall'] || $block) && (! local_user()) && (! remote_user())) { $location = $pdesc = $gender = $marital = $homepage = False; } $firstname = ((strpos($profile['name'],' ')) ? trim(substr($profile['name'],0,strpos($profile['name'],' '))) : $profile['name']); $lastname = (($firstname === $profile['name']) ? '' : trim(substr($profile['name'],strlen($firstname)))); $diaspora = array( 'podloc' => $a->get_baseurl(), 'searchable' => (($profile['publish'] && $profile['net-publish']) ? 'true' : 'false' ), 'nickname' => $profile['nickname'], 'fullname' => $profile['name'], 'firstname' => $firstname, 'lastname' => $lastname, 'photo300' => $a->get_cached_avatar_image($a->get_baseurl() . '/photo/custom/300/' . $profile['uid'] . '.jpg'), 'photo100' => $a->get_cached_avatar_image($a->get_baseurl() . '/photo/custom/100/' . $profile['uid'] . '.jpg'), 'photo50' => $a->get_cached_avatar_image($a->get_baseurl() . '/photo/custom/50/' . $profile['uid'] . '.jpg'), ); if (!$block){ $contact_block = contact_block(); } $tpl = get_markup_template('profile_vcard.tpl'); $o .= replace_macros($tpl, array( '$profile' => $profile, '$connect' => $connect, '$wallmessage' => $wallmessage, '$location' => template_escape($location), '$gender' => $gender, '$pdesc' => $pdesc, '$marital' => $marital, '$homepage' => $homepage, '$diaspora' => $diaspora, '$contact_block' => $contact_block, )); $arr = array('profile' => &$profile, 'entry' => &$o); call_hooks('profile_sidebar', $arr); return $o; } } if(! function_exists('get_birthdays')) { function get_birthdays() { $a = get_app(); $o = ''; if(! local_user() || $a->is_mobile || $a->is_tablet) return $o; // $mobile_detect = new Mobile_Detect(); // $is_mobile = $mobile_detect->isMobile() || $mobile_detect->isTablet(); // if($is_mobile) // return $o; $bd_format = t('g A l F d') ; // 8 AM Friday January 18 $bd_short = t('F d'); $r = q("SELECT `event`.*, `event`.`id` AS `eid`, `contact`.* FROM `event` LEFT JOIN `contact` ON `contact`.`id` = `event`.`cid` WHERE `event`.`uid` = %d AND `type` = 'birthday' AND `start` < '%s' AND `finish` > '%s' ORDER BY `start` ASC ", intval(local_user()), dbesc(datetime_convert('UTC','UTC','now + 6 days')), dbesc(datetime_convert('UTC','UTC','now')) ); if($r && count($r)) { $total = 0; $now = strtotime('now'); $cids = array(); $istoday = false; foreach($r as $rr) { if(strlen($rr['name'])) $total ++; if((strtotime($rr['start'] . ' +00:00') < $now) && (strtotime($rr['finish'] . ' +00:00') > $now)) $istoday = true; } $classtoday = $istoday ? ' birthday-today ' : ''; if($total) { foreach($r as &$rr) { if(! strlen($rr['name'])) continue; // avoid duplicates if(in_array($rr['cid'],$cids)) continue; $cids[] = $rr['cid']; $today = (((strtotime($rr['start'] . ' +00:00') < $now) && (strtotime($rr['finish'] . ' +00:00') > $now)) ? true : false); $sparkle = ''; $url = $rr['url']; if($rr['network'] === NETWORK_DFRN) { $sparkle = " sparkle"; $url = $a->get_baseurl() . '/redir/' . $rr['cid']; } $rr['link'] = $url; $rr['title'] = $rr['name']; $rr['date'] = day_translate(datetime_convert('UTC', $a->timezone, $rr['start'], $rr['adjust'] ? $bd_format : $bd_short)) . (($today) ? ' ' . t('[today]') : ''); $rr['startime'] = Null; $rr['today'] = $today; } } } $tpl = get_markup_template("birthdays_reminder.tpl"); return replace_macros($tpl, array( '$baseurl' => $a->get_baseurl(), '$classtoday' => $classtoday, '$count' => $total, '$event_reminders' => t('Birthday Reminders'), '$event_title' => t('Birthdays this week:'), '$events' => $r, '$lbr' => '{', // raw brackets mess up if/endif macro processing '$rbr' => '}' )); } } if(! function_exists('get_events')) { function get_events() { require_once('include/bbcode.php'); $a = get_app(); if(! local_user() || $a->is_mobile || $a->is_tablet) return $o; // $mobile_detect = new Mobile_Detect(); // $is_mobile = $mobile_detect->isMobile() || $mobile_detect->isTablet(); // if($is_mobile) // return $o; $bd_format = t('g A l F d') ; // 8 AM Friday January 18 $bd_short = t('F d'); $r = q("SELECT `event`.* FROM `event` WHERE `event`.`uid` = %d AND `type` != 'birthday' AND `start` < '%s' AND `start` > '%s' ORDER BY `start` ASC ", intval(local_user()), dbesc(datetime_convert('UTC','UTC','now + 6 days')), dbesc(datetime_convert('UTC','UTC','now - 1 days')) ); if($r && count($r)) { $now = strtotime('now'); $istoday = false; foreach($r as $rr) { if(strlen($rr['name'])) $total ++; $strt = datetime_convert('UTC',$rr['convert'] ? $a->timezone : 'UTC',$rr['start'],'Y-m-d'); if($strt === datetime_convert('UTC',$a->timezone,'now','Y-m-d')) $istoday = true; } $classtoday = (($istoday) ? 'event-today' : ''); foreach($r as &$rr) { if($rr['adjust']) $md = datetime_convert('UTC',$a->timezone,$rr['start'],'Y/m'); else $md = datetime_convert('UTC','UTC',$rr['start'],'Y/m'); $md .= "/#link-".$rr['id']; $title = substr(strip_tags(bbcode($rr['desc'])),0,32) . '... '; if(! $title) $title = t('[No description]'); $strt = datetime_convert('UTC',$rr['convert'] ? $a->timezone : 'UTC',$rr['start']); $today = ((substr($strt,0,10) === datetime_convert('UTC',$a->timezone,'now','Y-m-d')) ? true : false); $rr['link'] = $md; $rr['title'] = $title; $rr['date'] = day_translate(datetime_convert('UTC', $rr['adjust'] ? $a->timezone : 'UTC', $rr['start'], $bd_format)) . (($today) ? ' ' . t('[today]') : ''); $rr['startime'] = $strt; $rr['today'] = $today; } } $tpl = get_markup_template("events_reminder.tpl"); return replace_macros($tpl, array( '$baseurl' => $a->get_baseurl(), '$classtoday' => $classtoday, '$count' => count($r), '$event_reminders' => t('Event Reminders'), '$event_title' => t('Events this week:'), '$events' => $r, )); } } /** * * Wrap calls to proc_close(proc_open()) and call hook * so plugins can take part in process :) * * args: * $cmd program to run * next args are passed as $cmd command line * * e.g.: proc_run("ls","-la","/tmp"); * * $cmd and string args are surrounded with "" */ if(! function_exists('proc_run')) { function proc_run($cmd){ $a = get_app(); $args = func_get_args(); $newargs = array(); if(! count($args)) return; // expand any arrays foreach($args as $arg) { if(is_array($arg)) { foreach($arg as $n) { $newargs[] = $n; } } else $newargs[] = $arg; } $args = $newargs; $arr = array('args' => $args, 'run_cmd' => true); call_hooks("proc_run", $arr); if(! $arr['run_cmd']) return; if(count($args) && $args[0] === 'php') $args[0] = ((x($a->config,'php_path')) && (strlen($a->config['php_path'])) ? $a->config['php_path'] : 'php'); for($x = 0; $x < count($args); $x ++) $args[$x] = escapeshellarg($args[$x]); $cmdline = implode($args," "); if(get_config('system','proc_windows')) proc_close(proc_open('cmd /c start /b ' . $cmdline,array(),$foo,dirname(__FILE__))); else proc_close(proc_open($cmdline." &",array(),$foo,dirname(__FILE__))); } } if(! function_exists('current_theme')) { function current_theme(){ $app_base_themes = array('duepuntozero', 'dispy', 'quattro'); $a = get_app(); // $mobile_detect = new Mobile_Detect(); // $is_mobile = $mobile_detect->isMobile() || $mobile_detect->isTablet(); $is_mobile = $a->is_mobile || $a->is_tablet; if($is_mobile) { if(isset($_SESSION['show-mobile']) && !$_SESSION['show-mobile']) { $system_theme = ''; $theme_name = ''; } else { $system_theme = ((isset($a->config['system']['mobile-theme'])) ? $a->config['system']['mobile-theme'] : ''); $theme_name = ((isset($_SESSION) && x($_SESSION,'mobile-theme')) ? $_SESSION['mobile-theme'] : $system_theme); if($theme_name === '---') { // user has selected to have the mobile theme be the same as the normal one $system_theme = ''; $theme_name = ''; } } } if(!$is_mobile || ($system_theme === '' && $theme_name === '')) { $system_theme = ((isset($a->config['system']['theme'])) ? $a->config['system']['theme'] : ''); $theme_name = ((isset($_SESSION) && x($_SESSION,'theme')) ? $_SESSION['theme'] : $system_theme); } if($theme_name && (file_exists('view/theme/' . $theme_name . '/style.css') || file_exists('view/theme/' . $theme_name . '/style.php'))) return($theme_name); foreach($app_base_themes as $t) { if(file_exists('view/theme/' . $t . '/style.css')|| file_exists('view/theme/' . $t . '/style.php')) return($t); } $fallback = array_merge(glob('view/theme/*/style.css'),glob('view/theme/*/style.php')); if(count($fallback)) return (str_replace('view/theme/','', substr($fallback[0],0,-10))); } } /* * Return full URL to theme which is currently in effect. * Provide a sane default if nothing is chosen or the specified theme does not exist. */ if(! function_exists('current_theme_url')) { function current_theme_url() { global $a; $t = current_theme(); if (file_exists('view/theme/' . $t . '/style.php')) return($a->get_baseurl() . '/view/theme/' . $t . '/style.pcss'); return($a->get_baseurl() . '/view/theme/' . $t . '/style.css'); } } if(! function_exists('feed_birthday')) { function feed_birthday($uid,$tz) { /** * * Determine the next birthday, but only if the birthday is published * in the default profile. We _could_ also look for a private profile that the * recipient can see, but somebody could get mad at us if they start getting * public birthday greetings when they haven't made this info public. * * Assuming we are able to publish this info, we are then going to convert * the start time from the owner's timezone to UTC. * * This will potentially solve the problem found with some social networks * where birthdays are converted to the viewer's timezone and salutations from * elsewhere in the world show up on the wrong day. We will convert it to the * viewer's timezone also, but first we are going to convert it from the birthday * person's timezone to GMT - so the viewer may find the birthday starting at * 6:00PM the day before, but that will correspond to midnight to the birthday person. * */ $birthday = ''; if(! strlen($tz)) $tz = 'UTC'; $p = q("SELECT `dob` FROM `profile` WHERE `is-default` = 1 AND `uid` = %d LIMIT 1", intval($uid) ); if($p && count($p)) { $tmp_dob = substr($p[0]['dob'],5); if(intval($tmp_dob)) { $y = datetime_convert($tz,$tz,'now','Y'); $bd = $y . '-' . $tmp_dob . ' 00:00'; $t_dob = strtotime($bd); $now = strtotime(datetime_convert($tz,$tz,'now')); if($t_dob < $now) $bd = $y + 1 . '-' . $tmp_dob . ' 00:00'; $birthday = datetime_convert($tz,'UTC',$bd,ATOM_TIME); } } return $birthday; } } if(! function_exists('is_site_admin')) { function is_site_admin() { $a = get_app(); if(local_user() && x($a->user,'email') && x($a->config,'admin_email') && ($a->user['email'] === $a->config['admin_email'])) return true; return false; } } if(! function_exists('load_contact_links')) { function load_contact_links($uid) { $a = get_app(); $ret = array(); if(! $uid || x($a->contacts,'empty')) return; $r = q("SELECT `id`,`network`,`url`,`thumb` FROM `contact` WHERE `uid` = %d AND `self` = 0 AND `blocked` = 0 ", intval($uid) ); if(count($r)) { foreach($r as $rr){ $url = normalise_link($rr['url']); $ret[$url] = $rr; } } else $ret['empty'] = true; $a->contacts = $ret; return; } } if(! function_exists('profile_tabs')){ function profile_tabs($a, $is_owner=False, $nickname=Null){ //echo "<pre>"; var_dump($a->user); killme(); if (is_null($nickname)) $nickname = $a->user['nickname']; if(x($_GET,'tab')) $tab = notags(trim($_GET['tab'])); $url = $a->get_baseurl() . '/profile/' . $nickname; $tabs = array( array( 'label'=>t('Status'), 'url' => $url, 'sel' => ((!isset($tab)&&$a->argv[0]=='profile')?'active':''), 'title' => t('Status Messages and Posts'), 'id' => 'status-tab', ), array( 'label' => t('Profile'), 'url' => $url.'/?tab=profile', 'sel' => ((isset($tab) && $tab=='profile')?'active':''), 'title' => t('Profile Details'), 'id' => 'profile-tab', ), array( 'label' => t('Photos'), 'url' => $a->get_baseurl() . '/photos/' . $nickname, 'sel' => ((!isset($tab)&&$a->argv[0]=='photos')?'active':''), 'title' => t('Photo Albums'), 'id' => 'photo-tab', ), ); if ($is_owner){ $tabs[] = array( 'label' => t('Events'), 'url' => $a->get_baseurl() . '/events', 'sel' =>((!isset($tab)&&$a->argv[0]=='events')?'active':''), 'title' => t('Events and Calendar'), 'id' => 'events-tab', ); $tabs[] = array( 'label' => t('Personal Notes'), 'url' => $a->get_baseurl() . '/notes', 'sel' =>((!isset($tab)&&$a->argv[0]=='notes')?'active':''), 'title' => t('Only You Can See This'), 'id' => 'notes-tab', ); } $arr = array('is_owner' => $is_owner, 'nickname' => $nickname, 'tab' => (($tab) ? $tab : false), 'tabs' => $tabs); call_hooks('profile_tabs', $arr); $tpl = get_markup_template('common_tabs.tpl'); return replace_macros($tpl,array('$tabs' => $arr['tabs'])); } } function get_my_url() { if(x($_SESSION,'my_url')) return $_SESSION['my_url']; return false; } function zrl_init(&$a) { $tmp_str = get_my_url(); if(validate_url($tmp_str)) { proc_run('php','include/gprobe.php',bin2hex($tmp_str)); $arr = array('zrl' => $tmp_str, 'url' => $a->cmd); call_hooks('zrl_init',$arr); } } function zrl($s,$force = false) { if(! strlen($s)) return $s; if((! strpos($s,'/profile/')) && (! $force)) return $s; if($force && substr($s,-1,1) !== '/') $s = $s . '/'; $achar = strpos($s,'?') ? '&' : '?'; $mine = get_my_url(); if($mine and ! link_compare($mine,$s)) return $s . $achar . 'zrl=' . urlencode($mine); return $s; } /** * returns querystring as string from a mapped array * * @param params Array * @return string */ function build_querystring($params, $name=null) { $ret = ""; foreach($params as $key=>$val) { if(is_array($val)) { if($name==null) { $ret .= build_querystring($val, $key); } else { $ret .= build_querystring($val, $name."[$key]"); } } else { $val = urlencode($val); if($name!=null) { $ret.=$name."[$key]"."=$val&"; } else { $ret.= "$key=$val&"; } } } return $ret; } /** * Returns the complete URL of the current page, e.g.: http(s)://something.com/network * * Taken from http://webcheatsheet.com/php/get_current_page_url.php */ function curPageURL() { $pageURL = 'http'; if ($_SERVER["HTTPS"] == "on") {$pageURL .= "s";} $pageURL .= "://"; if ($_SERVER["SERVER_PORT"] != "80" && $_SERVER["SERVER_PORT"] != "443") { $pageURL .= $_SERVER["SERVER_NAME"].":".$_SERVER["SERVER_PORT"].$_SERVER["REQUEST_URI"]; } else { $pageURL .= $_SERVER["SERVER_NAME"].$_SERVER["REQUEST_URI"]; } return $pageURL; } function random_digits($digits) { $rn = ''; for($i = 0; $i < $digits; $i++) { $rn .= rand(0,9); } return $rn; }