<?php /** * * Friendika * */ /** * * bootstrap the application * */ require_once('boot.php'); $a = new App; /** * * Load the configuration file which contains our DB credentials. * Ignore errors. If the file doesn't exist or is empty, we are running in installation mode. * */ $install = ((file_exists('.htconfig.php') && filesize('.htconfig.php')) ? false : true); @include(".htconfig.php"); $lang = get_language(); load_translation_table($lang); /** * * Try to open the database; * */ require_once("dba.php"); $db = new dba($db_host, $db_user, $db_pass, $db_data, $install); unset($db_host, $db_user, $db_pass, $db_data); if(! $install) { /** * Load configs from db. Overwrite configs from .htconfig.php */ load_config('config'); load_config('system'); require_once("session.php"); load_hooks(); call_hooks('init_1'); } /** * * Important stuff we always need to do. * Initialise authentication and date and time. * Create the HTML head for the page, even if we may not use it (xml, etc.) * 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 * */ require_once("datetime.php"); $a->timezone = (($default_timezone) ? $default_timezone : 'UTC'); date_default_timezone_set($a->timezone); $a->init_pagehead(); session_start(); /** * Language was set earlier, but we can over-ride it in the session. * We have to do it here because the session was just now opened. */ if(x($_POST,'system_language')) $_SESSION['language'] = $_POST['system_language']; if((x($_SESSION,'language')) && ($_SESSION['language'] !== $lang)) { $lang = $_SESSION['language']; load_translation_table($lang); } /** * * 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: <' . $a->get_baseurl() . '/amcd>; rel="acct-mgmt";'); if((x($_SESSION,'authenticated')) || (x($_POST,'auth-params')) || ($a->module === 'login')) require("auth.php"); if(! x($_SESSION,'authenticated')) header('X-Account-Management-Status: none'); if(! x($_SESSION,'sysmsg')) $_SESSION['sysmsg'] = ''; if(! x($_SESSION,'sysmsg_info')) $_SESSION['sysmsg_info'] = ''; /* * check_config() is responsible for running update scripts. These automatically * update the DB schema whenever we push a new one out. It also checks to see if * any plugins have been added or removed and reacts accordingly. */ if($install) $a->module = 'install'; else check_config($a); $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. * */ if(is_array($a->plugins) && in_array($a->module,$a->plugins) && file_exists("addon/{$a->module}/{$a->module}.php")) { include_once("addon/{$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')); notice( t('Page not found.' ) . EOL); } } /* initialise content region */ if(! x($a->page,'content')) $a->page['content'] = ''; /** * Call module functions */ if($a->module_loaded) { $a->page['page_title'] = $a->module; if(function_exists($a->module . '_init')) { $func = $a->module . '_init'; $func($a); } if(($_SERVER['REQUEST_METHOD'] === 'POST') && (! $a->error) && (function_exists($a->module . '_post')) && (! x($_POST,'auth-params'))) { $func = $a->module . '_post'; $func($a); } if((! $a->error) && (function_exists($a->module . '_afterpost'))) { $func = $a->module . '_afterpost'; $func($a); } if((! $a->error) && (function_exists($a->module . '_content'))) { $func = $a->module . '_content'; $a->page['content'] .= $func($a); } } // If you're just visiting, let javascript take you home if(x($_SESSION,'visitor_home')) $homebase = $_SESSION['visitor_home']; elseif(local_user()) $homebase = $a->get_baseurl() . '/profile/' . $a->user['nickname']; if(isset($homebase)) $a->page['content'] .= '<script>var homebase="' . $homebase . '" ; </script>'; // now that we've been through the module content, see if the page reported // a permission problem and if so, a 403 response would seem to be in order. if(stristr($_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')) { $a->page['content'] = "<div id=\"sysmsg\" class=\"error-message\">{$_SESSION['sysmsg']}</div>\r\n" . ((x($a->page,'content')) ? $a->page['content'] : ''); $_SESSION['sysmsg']=""; unset($_SESSION['sysmsg']); } if(x($_SESSION,'sysmsg_info')) { $a->page['content'] = "<div id=\"sysmsg_info\" class=\"info-message\">{$_SESSION['sysmsg_info']}</div>\r\n" . ((x($a->page,'content')) ? $a->page['content'] : ''); $_SESSION['sysmsg_info']=""; unset($_SESSION['sysmsg_info']); } call_hooks('page_end', $a->page['content']); /** * * Add a place for the pause/resume Ajax indicator * */ $a->page['content'] .= '<div id="pause"></div>'; /** * * Add the navigation (menu) template * */ if($a->module != 'install') { nav($a); } /** * Build the page - now that we have all the components */ $a->page['htmlhead'] = replace_macros($a->page['htmlhead'], array('$stylesheet' => current_theme_url())); $page = $a->page; $profile = $a->profile; header("Content-type: text/html; charset=utf-8"); $template = 'view/' . $lang . '/' . ((x($a->page,'template')) ? $a->page['template'] : 'default' ) . '.php'; if(file_exists($template)) require_once($template); else require_once(str_replace($lang . '/', '', $template)); session_write_close(); exit;