\r\n" ); define ( 'ATOM_TIME', 'Y-m-d\TH:i:s\Z' ); define ( 'DOWN_ARROW', '⇩' ); /** * * 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 * set_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 ); /** * 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 * When used in contact records, this indicates that 'uid' has * this relationship with contact['name'] */ define ( 'REL_VIP', 1); // other person is 'following' us define ( 'REL_FAN', 2); // we are 'following' other person define ( 'REL_BUD', 3); // mutual relationship /** * Hook array order */ define ( 'HOOK_HOOK', 0); define ( 'HOOK_FILE', 1); define ( 'HOOK_FUNCTION', 2); /** * * page/profile types * * PAGE_NORMAL is a typical personal profile account * PAGE_SOAPBOX automatically approves all friend requests as REL_FAN, (readonly) * PAGE_COMMUNITY automatically approves all friend requests as REL_FAN, 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 (REL_BUD). * */ define ( 'PAGE_NORMAL', 0 ); define ( 'PAGE_SOAPBOX', 1 ); define ( 'PAGE_COMMUNITY', 2 ); define ( 'PAGE_FREELOVE', 3 ); /** * Network and protocol family types */ define ( 'NETWORK_ZOT', 'zot!'); // Zot! define ( 'NETWORK_DFRN', 'dfrn'); // Friendika, Mistpark, other DFRN implementations 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_FACEBOOK', 'face'); // Facebook API /** * 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 ); /** * various namespaces we may need to parse */ define ( 'NAMESPACE_ZOT', 'http://purl.org/macgirvin/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_FOLLOW', NAMESPACE_ACTIVITY_SCHEMA . 'follow' ); define ( 'ACTIVITY_UNFOLLOW', NAMESPACE_ACTIVITY_SCHEMA . 'stop-following' ); define ( 'ACTIVITY_POST', NAMESPACE_ACTIVITY_SCHEMA . 'post' ); define ( 'ACTIVITY_UPDATE', NAMESPACE_ACTIVITY_SCHEMA . 'update' ); define ( 'ACTIVITY_TAG', NAMESPACE_ACTIVITY_SCHEMA . 'tag' ); 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' ); /** * 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); ini_set('pcre.backtrack_limit', 250000); 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; 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; public $identities; private $scheme; private $hostname; private $baseurl; private $db; private $curl_code; private $curl_headers; function __construct() { $this->config = array(); $this->page = array(); $this->pager= array(); $this->query_string = ''; startup(); $this->scheme = ((isset($_SERVER['HTTPS']) && ($_SERVER['HTTPS'])) ? 'https' : 'http' ); if(x($_SERVER,'SERVER_NAME')) { $this->hostname = $_SERVER['SERVER_NAME']; if(x($_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 . '.' ); if((x($_SERVER,'QUERY_STRING')) && substr($_SERVER['QUERY_STRING'],0,2) === "q=") $this->query_string = substr($_SERVER['QUERY_STRING'],2); if(x($_GET,'q')) $this->cmd = trim($_GET['q'],'/\\'); /** * * 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]); } else { $this->argc = 1; $this->argv = array('home'); $this->module = 'home'; } /** * Special handling for the webfinger/lrdd host XRD file * Just spit out the contents and exit. */ if($this->cmd === '.well-known/host-meta') { require_once('include/hostxrd.php'); hostxrd(); // NOTREACHED } /** * See if there is any page number information, and initialise * pagination */ $this->pager['page'] = ((x($_GET,'page')) ? $_GET['page'] : 1); $this->pager['itemspage'] = 50; $this->pager['start'] = ($this->pager['page'] * $this->pager['itemspage']) - $this->pager['itemspage']; $this->pager['total'] = 0; } function get_baseurl($ssl = false) { $scheme = $this->scheme; if(x($this->config,'ssl_policy')) { if(($ssl) || ($this->config['ssl_policy'] == SSL_POLICY_FULL)) $scheme = 'https'; if(($this->config['ssl_policy'] == SSL_POLICY_SELFSIGN) && (local_user() || x($_POST,'auth-params'))) $scheme = 'https'; } $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); $this->pager['start'] = ($this->pager['page'] * $this->pager['itemspage']) - $this->pager['itemspage']; } function init_pagehead() { $this->page['title'] = $this->config['sitename']; $tpl = file_get_contents('view/head.tpl'); $this->page['htmlhead'] = replace_macros($tpl,array( '$baseurl' => $this->get_baseurl(), // FIXME for z_path!!!! '$generator' => 'Friendika' . ' ' . FRIENDIKA_VERSION, '$delitem' => t('Delete this item?'), '$comment' => t('Comment') )); } 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; } }} // 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; } // 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); $url = get_config('system','url'); // if the url isn't set or the stored url is radically different // than the currently visited url, store the current value accordingly. // "Radically different" ignores common variations such as http vs https // and www.example.com vs example.com. if((! x($url)) || (! link_compare($url,$a->get_baseurl()))) $url = set_config('system','url',$a->get_baseurl()); if($build != DB_UPDATE_VERSION) { $stored = intval($build); $current = intval(DB_UPDATE_VERSION); if(($stored < $current) && file_exists('update.php')) { // We're reporting a different version than what is currently installed. // Run any existing update scripts to bring the database up to current. require_once('update.php'); // make sure that boot.php and update.php are the same release, we might be // updating right this very second and the correct version of the update.php // file may not be here yet. This can happen on a very busy site. if(DB_UPDATE_VERSION == UPDATE_VERSION) { for($x = $stored; $x < $current; $x ++) { if(function_exists('update_' . $x)) { $func = 'update_' . $x; $func($a); } } set_config('system','build', DB_UPDATE_VERSION); } } } /** * * 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() { $exists = true; do { $s = random_string(16); $r = q("select id from guid where guid = '%s' limit 1", dbesc($s)); if(! results($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) { $o = ""; $register_tpl = (($register) ? get_markup_template("register-link.tpl") : ""); $register_html = replace_macros($register_tpl,array( '$title' => t('Create a New Account'), '$desc' => t('Register') )); $noid = get_config('system','no_openid'); if($noid) { $classname = 'no-openid'; $namelabel = t('Nickname or Email address: '); $passlabel = t('Password: '); $login = t('Login'); } else { $classname = 'openid'; $namelabel = t('Nickname/Email/OpenID: '); $passlabel = t("Password \x28if not OpenID\x29: "); $login = t('Login'); } $lostpass = t('Forgot your password?'); $lostlink = t('Password Reset'); if(local_user()) { $tpl = get_markup_template("logout.tpl"); } else { $tpl = get_markup_template("login.tpl"); } $o = ''; $o .= replace_macros($tpl,array( '$logout' => t('Logout'), '$register_html' => $register_html, '$classname' => $classname, '$namelabel' => $namelabel, '$passlabel' => $passlabel, '$login' => $login, '$lostpass' => $lostpass, '$lostlink' => $lostlink )); 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) { $a = get_app(); if($a->interactive) $_SESSION['sysmsg'] .= $s; }} if(! function_exists('info')) { function info($s) { $a = get_app(); if($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) { if(remote_user()) { $r = q("SELECT `profile-id` FROM `contact` WHERE `id` = %d LIMIT 1", intval($_SESSION['visitor_id'])); if(count($r)) $profile = $r[0]['profile-id']; } $r = null; if($profile) { $profile_int = intval($profile); $r = q("SELECT `profile`.`uid` AS `profile_uid`, `profile`.* , `user`.* FROM `profile` LEFT JOIN `user` ON `profile`.`uid` = `user`.`uid` WHERE `user`.`nickname` = '%s' AND `profile`.`id` = %d LIMIT 1", dbesc($nickname), intval($profile_int) ); } if(! count($r)) { $r = q("SELECT `profile`.`uid` AS `profile_uid`, `profile`.* , `user`.* FROM `profile` LEFT JOIN `user` ON `profile`.`uid` = `user`.`uid` WHERE `user`.`nickname` = '%s' AND `profile`.`is-default` = 1 LIMIT 1", dbesc($nickname) ); } if(($r === false) || (! count($r))) { notice( t('No profile') . EOL ); $a->error = 404; return; } $a->profile = $r[0]; $a->page['title'] = $a->profile['name'] . " @ " . $a->config['sitename']; $_SESSION['theme'] = $a->profile['theme']; if(! (x($a->page,'aside'))) $a->page['aside'] = ''; $a->page['aside'] .= profile_sidebar($a->profile); $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) { $a = get_app(); $o = ''; $location = ''; $address = false; if((! is_array($profile)) && (! count($profile))) return $o; call_hooks('profile_sidebar_enter', $profile); $fullname = '