$max_processes) { logger("Processcheck: Maximum number of processes for frontend tasks (".$max_processes.") reached.", LOGGER_DEBUG); system_unavailable(); } } $maxsysload_frontend = intval(get_config('system','maxloadavg_frontend')); if($maxsysload_frontend < 1) $maxsysload_frontend = 50; $load = current_load(); if($load) { if($load > $maxsysload_frontend) { logger('system: load ' . $load . ' too high. Service Temporarily Unavailable.'); header($_SERVER["SERVER_PROTOCOL"].' 503 Service Temporarily Unavailable'); header('Retry-After: 300'); die("System is currently unavailable. Please try again later"); } } if (get_config('system','force_ssl') AND ($a->get_scheme() == "http") AND (intval(get_config('system','ssl_policy')) == SSL_POLICY_FULL) AND (substr($a->get_baseurl(), 0, 8) == "https://")) { header("HTTP/1.1 302 Moved Temporarily"); header("Location: ".$a->get_baseurl()."/".$a->query_string); exit(); } require_once("include/session.php"); load_hooks(); call_hooks('init_1'); $maintenance = get_config('system', 'maintenance'); } $lang = get_browser_language(); load_translation_table($lang); /** * * Important stuff we always need to do. * * The order of these may be important so use caution if you think they're all * intertwingled with no logical order and decide to sort it out. Some of the * dependencies have changed, but at least at one time in the recent past - the * order was critical to everything working properly * */ $stamp1 = microtime(true); session_start(); $a->save_timestamp($stamp1, "parser"); /** * Language was set earlier, but we can over-ride it in the session. * We have to do it here because the session was just now opened. */ if (x($_SESSION,'authenticated') && !x($_SESSION,'language')) { // we didn't loaded user data yet, but we need user language $r = q("SELECT language FROM user WHERE uid=%d", intval($_SESSION['uid'])); $_SESSION['language'] = $lang; if (dba::is_result($r)) $_SESSION['language'] = $r[0]['language']; } if((x($_SESSION,'language')) && ($_SESSION['language'] !== $lang)) { $lang = $_SESSION['language']; load_translation_table($lang); } if((x($_GET,'zrl')) && (!$install && !$maintenance)) { // Only continue when the given profile link seems valid // Valid profile links contain a path with "/profile/" and no query parameters if ((parse_url($_GET['zrl'], PHP_URL_QUERY) == "") AND strstr(parse_url($_GET['zrl'], PHP_URL_PATH), "/profile/")) { $_SESSION['my_url'] = $_GET['zrl']; $a->query_string = preg_replace('/[\?&]zrl=(.*?)([\?&]|$)/is','',$a->query_string); zrl_init($a); } else { // Someone came with an invalid parameter, maybe as a DDoS attempt // We simply stop processing here logger("Invalid ZRL parameter ".$_GET['zrl'], LOGGER_DEBUG); header('HTTP/1.1 403 Forbidden'); echo "

403 Forbidden

"; killme(); } } /** * * For Mozilla auth manager - still needs sorting, and this might conflict with LRDD header. * Apache/PHP lumps the Link: headers into one - and other services might not be able to parse it * this way. There's a PHP flag to link the headers because by default this will over-write any other * link header. * * What we really need to do is output the raw headers ourselves so we can keep them separate. * */ // header('Link: <' . $a->get_baseurl() . '/amcd>; rel="acct-mgmt";'); if(x($_COOKIE["Friendica"]) || (x($_SESSION,'authenticated')) || (x($_POST,'auth-params')) || ($a->module === 'login')) require("include/auth.php"); if(! x($_SESSION,'authenticated')) header('X-Account-Management-Status: none'); /* set up page['htmlhead'] and page['end'] for the modules to use */ $a->page['htmlhead'] = ''; $a->page['end'] = ''; if(! x($_SESSION,'sysmsg')) $_SESSION['sysmsg'] = array(); if(! x($_SESSION,'sysmsg_info')) $_SESSION['sysmsg_info'] = array(); /* * check_config() is responsible for running update scripts. These automatically * update the DB schema whenever we push a new one out. It also checks to see if * any plugins have been added or removed and reacts accordingly. */ // in install mode, any url loads install module // but we need "view" module for stylesheet if($install && $a->module!="view") $a->module = 'install'; elseif($maintenance && $a->module!="view") $a->module = 'maintenance'; else { check_url($a); check_db(); check_plugins($a); } nav_set_selected('nothing'); //Don't populate apps_menu if apps are private $privateapps = get_config('config','private_addons'); if((local_user()) || (! $privateapps === "1")) { $arr = array('app_menu' => $a->apps); call_hooks('app_menu', $arr); $a->apps = $arr['app_menu']; } /** * * We have already parsed the server path into $a->argc and $a->argv * * $a->argv[0] is our module name. We will load the file mod/{$a->argv[0]}.php * and use it for handling our URL request. * The module file contains a few functions that we call in various circumstances * and in the following order: * * "module"_init * "module"_post (only called if there are $_POST variables) * "module"_afterpost * "module"_content - the string return of this function contains our page body * * Modules which emit other serialisations besides HTML (XML,JSON, etc.) should do * so within the module init and/or post functions and then invoke killme() to terminate * further processing. */ if(strlen($a->module)) { /** * * We will always have a module name. * First see if we have a plugin which is masquerading as a module. * */ // Compatibility with the Android Diaspora client if ($a->module == "stream") $a->module = "network"; // Compatibility with the Firefox App if (($a->module == "users") AND ($a->cmd == "users/sign_in")) $a->module = "login"; $privateapps = get_config('config','private_addons'); if(is_array($a->plugins) && in_array($a->module,$a->plugins) && file_exists("addon/{$a->module}/{$a->module}.php")) { //Check if module is an app and if public access to apps is allowed or not if((!local_user()) && plugin_is_app($a->module) && $privateapps === "1") { info( t("You must be logged in to use addons. ")); } else { include_once("addon/{$a->module}/{$a->module}.php"); if(function_exists($a->module . '_module')) $a->module_loaded = true; } } /** * If not, next look for a 'standard' program module in the 'mod' directory */ if((! $a->module_loaded) && (file_exists("mod/{$a->module}.php"))) { include_once("mod/{$a->module}.php"); $a->module_loaded = true; } /** * * The URL provided does not resolve to a valid module. * * On Dreamhost sites, quite often things go wrong for no apparent reason and they send us to '/internal_error.html'. * We don't like doing this, but as it occasionally accounts for 10-20% or more of all site traffic - * we are going to trap this and redirect back to the requested page. As long as you don't have a critical error on your page * this will often succeed and eventually do the right thing. * * Otherwise we are going to emit a 404 not found. * */ if(! $a->module_loaded) { // Stupid browser tried to pre-fetch our Javascript img template. Don't log the event or return anything - just quietly exit. if((x($_SERVER,'QUERY_STRING')) && preg_match('/{[0-9]}/',$_SERVER['QUERY_STRING']) !== 0) { killme(); } if((x($_SERVER,'QUERY_STRING')) && ($_SERVER['QUERY_STRING'] === 'q=internal_error.html') && isset($dreamhost_error_hack)) { logger('index.php: dreamhost_error_hack invoked. Original URI =' . $_SERVER['REQUEST_URI']); goaway($a->get_baseurl() . $_SERVER['REQUEST_URI']); } logger('index.php: page not found: ' . $_SERVER['REQUEST_URI'] . ' ADDRESS: ' . $_SERVER['REMOTE_ADDR'] . ' QUERY: ' . $_SERVER['QUERY_STRING'], LOGGER_DEBUG); header($_SERVER["SERVER_PROTOCOL"] . ' 404 ' . t('Not Found')); $tpl = get_markup_template("404.tpl"); $a->page['content'] = replace_macros($tpl, array( '$message' => t('Page not found.' ) )); } } /** * load current theme info */ $theme_info_file = "view/theme/".current_theme()."/theme.php"; if (file_exists($theme_info_file)){ require_once($theme_info_file); } /* initialise content region */ if(! x($a->page,'content')) $a->page['content'] = ''; if(!$install && !$maintenance) call_hooks('page_content_top',$a->page['content']); /** * Call module functions */ if($a->module_loaded) { $a->page['page_title'] = $a->module; $placeholder = ''; if(function_exists($a->module . '_init')) { call_hooks($a->module . '_mod_init', $placeholder); $func = $a->module . '_init'; $func($a); } if(function_exists(str_replace('-','_',current_theme()) . '_init')) { $func = str_replace('-','_',current_theme()) . '_init'; $func($a); } // elseif (x($a->theme_info,"extends") && file_exists("view/theme/".$a->theme_info["extends"]."/theme.php")) { // require_once("view/theme/".$a->theme_info["extends"]."/theme.php"); // if(function_exists(str_replace('-','_',$a->theme_info["extends"]) . '_init')) { // $func = str_replace('-','_',$a->theme_info["extends"]) . '_init'; // $func($a); // } // } if(($_SERVER['REQUEST_METHOD'] === 'POST') && (! $a->error) && (function_exists($a->module . '_post')) && (! x($_POST,'auth-params'))) { call_hooks($a->module . '_mod_post', $_POST); $func = $a->module . '_post'; $func($a); } if((! $a->error) && (function_exists($a->module . '_afterpost'))) { call_hooks($a->module . '_mod_afterpost',$placeholder); $func = $a->module . '_afterpost'; $func($a); } if((! $a->error) && (function_exists($a->module . '_content'))) { $arr = array('content' => $a->page['content']); call_hooks($a->module . '_mod_content', $arr); $a->page['content'] = $arr['content']; $func = $a->module . '_content'; $arr = array('content' => $func($a)); call_hooks($a->module . '_mod_aftercontent', $arr); $a->page['content'] .= $arr['content']; } if(function_exists(str_replace('-','_',current_theme()) . '_content_loaded')) { $func = str_replace('-','_',current_theme()) . '_content_loaded'; $func($a); } } /* * Create the page head after setting the language * and getting any auth credentials * * Moved init_pagehead() and init_page_end() to after * all the module functions have executed so that all * theme choices made by the modules can take effect */ $a->init_pagehead(); /** * Build the page ending -- this is stuff that goes right before * the closing tag */ $a->init_page_end(); // If you're just visiting, let javascript take you home if(x($_SESSION,'visitor_home')) $homebase = $_SESSION['visitor_home']; elseif(local_user()) $homebase = 'profile/' . $a->user['nickname']; if(isset($homebase)) $a->page['content'] .= ''; // now that we've been through the module content, see if the page reported // a permission problem and if so, a 403 response would seem to be in order. if(stristr( implode("",$_SESSION['sysmsg']), t('Permission denied'))) { header($_SERVER["SERVER_PROTOCOL"] . ' 403 ' . t('Permission denied.')); } /** * * Report anything which needs to be communicated in the notification area (before the main body) * */ /*if(x($_SESSION,'sysmsg')) { $a->page['content'] = "
{$_SESSION['sysmsg']}
\r\n" . ((x($a->page,'content')) ? $a->page['content'] : ''); $_SESSION['sysmsg']=""; unset($_SESSION['sysmsg']); } if(x($_SESSION,'sysmsg_info')) { $a->page['content'] = "
{$_SESSION['sysmsg_info']}
\r\n" . ((x($a->page,'content')) ? $a->page['content'] : ''); $_SESSION['sysmsg_info']=""; unset($_SESSION['sysmsg_info']); }*/ call_hooks('page_end', $a->page['content']); /** * * Add the navigation (menu) template * */ if($a->module != 'install' && $a->module != 'maintenance') { nav($a); } /** * Add a "toggle mobile" link if we're using a mobile device */ if($a->is_mobile || $a->is_tablet) { if(isset($_SESSION['show-mobile']) && !$_SESSION['show-mobile']) { $link = 'toggle_mobile?address=' . curPageURL(); } else { $link = 'toggle_mobile?off=1&address=' . curPageURL(); } $a->page['footer'] = replace_macros(get_markup_template("toggle_mobile_footer.tpl"), array( '$toggle_link' => $link, '$toggle_text' => t('toggle mobile') )); } /** * Build the page - now that we have all the components */ if(!$a->theme['stylesheet']) $stylesheet = current_theme_url(); else $stylesheet = $a->theme['stylesheet']; $a->page['htmlhead'] = str_replace('{{$stylesheet}}',$stylesheet,$a->page['htmlhead']); //$a->page['htmlhead'] = replace_macros($a->page['htmlhead'], array('$stylesheet' => $stylesheet)); if (isset($_GET["mode"]) AND (($_GET["mode"] == "raw") OR ($_GET["mode"] == "minimal"))) { $doc = new DOMDocument(); $target = new DOMDocument(); $target->loadXML(""); $content = mb_convert_encoding($a->page["content"], 'HTML-ENTITIES', "UTF-8"); @$doc->loadHTML($content); $xpath = new DomXPath($doc); $list = $xpath->query("//*[contains(@id,'tread-wrapper-')]"); /* */ foreach ($list as $item) { $item = $target->importNode($item, true); // And then append it to the target $target->documentElement->appendChild($item); } } if (isset($_GET["mode"]) AND ($_GET["mode"] == "raw")) { header("Content-type: text/html; charset=utf-8"); echo substr($target->saveHTML(), 6, -8); session_write_close(); exit; } $page = $a->page; $profile = $a->profile; header("X-Friendica-Version: ".FRIENDICA_VERSION); header("Content-type: text/html; charset=utf-8"); if (isset($_GET["mode"]) AND ($_GET["mode"] == "minimal")) { //$page['content'] = substr($target->saveHTML(), 6, -8)."\n\n". // '
'."\n\n"; require "view/minimal.php"; } else { $template = 'view/theme/' . current_theme() . '/' . ((x($a->page,'template')) ? $a->page['template'] : 'default' ) . '.php'; if(file_exists($template)) require_once($template); else require_once(str_replace('theme/' . current_theme() . '/', '', $template)); } session_write_close(); exit;