12 * bootstrap the application
16 require_once('boot.php');
17 require_once('object/BaseObject.php');
20 BaseObject::set_app($a);
24 * Load the configuration file which contains our DB credentials.
25 * Ignore errors. If the file doesn't exist or is empty, we are running in installation mode.
29 $install = ((file_exists('.htconfig.php') && filesize('.htconfig.php')) ? false : true);
31 @include(".htconfig.php");
39 * Try to open the database;
43 require_once("include/dba.php");
44 require_once("include/dbm.php");
47 $db = new dba($db_host, $db_user, $db_pass, $db_data, $install);
48 unset($db_host, $db_user, $db_pass, $db_data);
51 * Load configs from db. Overwrite configs from .htconfig.php
54 load_config('config');
55 load_config('system');
57 $processlist = dbm::processlist();
58 if ($processlist["list"] != "") {
60 logger("Processcheck: Processes: ".$processlist["amount"]." - Processlist: ".$processlist["list"], LOGGER_DEBUG);
62 $max_processes = get_config('system', 'max_processes_frontend');
63 if (intval($max_processes) == 0)
66 if ($processlist["amount"] > $max_processes) {
67 logger("Processcheck: Maximum number of processes for frontend tasks (".$max_processes.") reached.", LOGGER_DEBUG);
72 $maxsysload_frontend = intval(get_config('system','maxloadavg_frontend'));
73 if($maxsysload_frontend < 1)
74 $maxsysload_frontend = 50;
76 $load = current_load();
78 if($load > $maxsysload_frontend) {
79 logger('system: load ' . $load . ' too high. Service Temporarily Unavailable.');
80 header($_SERVER["SERVER_PROTOCOL"].' 503 Service Temporarily Unavailable');
81 header('Retry-After: 300');
82 die("System is currently unavailable. Please try again later");
87 if (get_config('system','force_ssl') AND ($a->get_scheme() == "http") AND
88 (intval(get_config('system','ssl_policy')) == SSL_POLICY_FULL) AND
89 (substr($a->get_baseurl(), 0, 8) == "https://")) {
90 header("HTTP/1.1 302 Moved Temporarily");
91 header("Location: ".$a->get_baseurl()."/".$a->query_string);
95 require_once("include/session.php");
99 $maintenance = get_config('system', 'maintenance');
102 $lang = get_browser_language();
104 load_translation_table($lang);
108 * Important stuff we always need to do.
110 * The order of these may be important so use caution if you think they're all
111 * intertwingled with no logical order and decide to sort it out. Some of the
112 * dependencies have changed, but at least at one time in the recent past - the
113 * order was critical to everything working properly
120 * Language was set earlier, but we can over-ride it in the session.
121 * We have to do it here because the session was just now opened.
123 if (x($_SESSION,'authenticated') && !x($_SESSION,'language')) {
124 // we didn't loaded user data yet, but we need user language
125 $r = q("SELECT language FROM user WHERE uid=%d", intval($_SESSION['uid']));
126 $_SESSION['language'] = $lang;
127 if (count($r)>0) $_SESSION['language'] = $r[0]['language'];
130 if((x($_SESSION,'language')) && ($_SESSION['language'] !== $lang)) {
131 $lang = $_SESSION['language'];
132 load_translation_table($lang);
135 if((x($_GET,'zrl')) && (!$install && !$maintenance)) {
136 // Only continue when the given profile link seems valid
137 // Valid profile links contain a path with "/profile/" and no query parameters
138 if ((parse_url($_GET['zrl'], PHP_URL_QUERY) == "") AND
139 strstr(parse_url($_GET['zrl'], PHP_URL_PATH), "/profile/")) {
140 $_SESSION['my_url'] = $_GET['zrl'];
141 $a->query_string = preg_replace('/[\?&]zrl=(.*?)([\?&]|$)/is','',$a->query_string);
144 // Someone came with an invalid parameter, maybe as a DDoS attempt
145 // We simply stop processing here
146 logger("Invalid ZRL parameter ".$_GET['zrl'], LOGGER_DEBUG);
147 header('HTTP/1.1 403 Forbidden');
148 echo "<h1>403 Forbidden</h1>";
155 * For Mozilla auth manager - still needs sorting, and this might conflict with LRDD header.
156 * Apache/PHP lumps the Link: headers into one - and other services might not be able to parse it
157 * this way. There's a PHP flag to link the headers because by default this will over-write any other
160 * What we really need to do is output the raw headers ourselves so we can keep them separate.
164 // header('Link: <' . $a->get_baseurl() . '/amcd>; rel="acct-mgmt";');
166 if(x($_COOKIE["Friendica"]) || (x($_SESSION,'authenticated')) || (x($_POST,'auth-params')) || ($a->module === 'login'))
167 require("include/auth.php");
169 if(! x($_SESSION,'authenticated'))
170 header('X-Account-Management-Status: none');
172 /* set up page['htmlhead'] and page['end'] for the modules to use */
173 $a->page['htmlhead'] = '';
174 $a->page['end'] = '';
177 if(! x($_SESSION,'sysmsg'))
178 $_SESSION['sysmsg'] = array();
180 if(! x($_SESSION,'sysmsg_info'))
181 $_SESSION['sysmsg_info'] = array();
184 * check_config() is responsible for running update scripts. These automatically
185 * update the DB schema whenever we push a new one out. It also checks to see if
186 * any plugins have been added or removed and reacts accordingly.
189 // in install mode, any url loads install module
190 // but we need "view" module for stylesheet
191 if($install && $a->module!="view")
192 $a->module = 'install';
193 elseif($maintenance && $a->module!="view")
194 $a->module = 'maintenance';
201 nav_set_selected('nothing');
203 //Don't populate apps_menu if apps are private
204 $privateapps = get_config('config','private_addons');
205 if((local_user()) || (! $privateapps === "1"))
207 $arr = array('app_menu' => $a->apps);
209 call_hooks('app_menu', $arr);
211 $a->apps = $arr['app_menu'];
216 * We have already parsed the server path into $a->argc and $a->argv
218 * $a->argv[0] is our module name. We will load the file mod/{$a->argv[0]}.php
219 * and use it for handling our URL request.
220 * The module file contains a few functions that we call in various circumstances
221 * and in the following order:
224 * "module"_post (only called if there are $_POST variables)
226 * "module"_content - the string return of this function contains our page body
228 * Modules which emit other serialisations besides HTML (XML,JSON, etc.) should do
229 * so within the module init and/or post functions and then invoke killme() to terminate
230 * further processing.
233 if(strlen($a->module)) {
237 * We will always have a module name.
238 * First see if we have a plugin which is masquerading as a module.
242 // Compatibility with the Android Diaspora client
243 if ($a->module == "stream")
244 $a->module = "network";
246 // Compatibility with the Firefox App
247 if (($a->module == "users") AND ($a->cmd == "users/sign_in"))
248 $a->module = "login";
250 $privateapps = get_config('config','private_addons');
252 if(is_array($a->plugins) && in_array($a->module,$a->plugins) && file_exists("addon/{$a->module}/{$a->module}.php")) {
253 //Check if module is an app and if public access to apps is allowed or not
254 if((!local_user()) && plugin_is_app($a->module) && $privateapps === "1") {
255 info( t("You must be logged in to use addons. "));
258 include_once("addon/{$a->module}/{$a->module}.php");
259 if(function_exists($a->module . '_module'))
260 $a->module_loaded = true;
265 * If not, next look for a 'standard' program module in the 'mod' directory
268 if((! $a->module_loaded) && (file_exists("mod/{$a->module}.php"))) {
269 include_once("mod/{$a->module}.php");
270 $a->module_loaded = true;
275 * The URL provided does not resolve to a valid module.
277 * On Dreamhost sites, quite often things go wrong for no apparent reason and they send us to '/internal_error.html'.
278 * We don't like doing this, but as it occasionally accounts for 10-20% or more of all site traffic -
279 * 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
280 * this will often succeed and eventually do the right thing.
282 * Otherwise we are going to emit a 404 not found.
286 if(! $a->module_loaded) {
288 // Stupid browser tried to pre-fetch our Javascript img template. Don't log the event or return anything - just quietly exit.
289 if((x($_SERVER,'QUERY_STRING')) && preg_match('/{[0-9]}/',$_SERVER['QUERY_STRING']) !== 0) {
293 if((x($_SERVER,'QUERY_STRING')) && ($_SERVER['QUERY_STRING'] === 'q=internal_error.html') && isset($dreamhost_error_hack)) {
294 logger('index.php: dreamhost_error_hack invoked. Original URI =' . $_SERVER['REQUEST_URI']);
295 goaway($a->get_baseurl() . $_SERVER['REQUEST_URI']);
298 logger('index.php: page not found: ' . $_SERVER['REQUEST_URI'] . ' ADDRESS: ' . $_SERVER['REMOTE_ADDR'] . ' QUERY: ' . $_SERVER['QUERY_STRING'], LOGGER_DEBUG);
299 header($_SERVER["SERVER_PROTOCOL"] . ' 404 ' . t('Not Found'));
300 $tpl = get_markup_template("404.tpl");
301 $a->page['content'] = replace_macros($tpl, array(
302 '$message' => t('Page not found.' )
308 * load current theme info
310 $theme_info_file = "view/theme/".current_theme()."/theme.php";
311 if (file_exists($theme_info_file)){
312 require_once($theme_info_file);
316 /* initialise content region */
318 if(! x($a->page,'content'))
319 $a->page['content'] = '';
321 if(!$install && !$maintenance)
322 call_hooks('page_content_top',$a->page['content']);
325 * Call module functions
328 if($a->module_loaded) {
329 $a->page['page_title'] = $a->module;
332 if(function_exists($a->module . '_init')) {
333 call_hooks($a->module . '_mod_init', $placeholder);
334 $func = $a->module . '_init';
338 if(function_exists(str_replace('-','_',current_theme()) . '_init')) {
339 $func = str_replace('-','_',current_theme()) . '_init';
342 // elseif (x($a->theme_info,"extends") && file_exists("view/theme/".$a->theme_info["extends"]."/theme.php")) {
343 // require_once("view/theme/".$a->theme_info["extends"]."/theme.php");
344 // if(function_exists(str_replace('-','_',$a->theme_info["extends"]) . '_init')) {
345 // $func = str_replace('-','_',$a->theme_info["extends"]) . '_init';
350 if(($_SERVER['REQUEST_METHOD'] === 'POST') && (! $a->error)
351 && (function_exists($a->module . '_post'))
352 && (! x($_POST,'auth-params'))) {
353 call_hooks($a->module . '_mod_post', $_POST);
354 $func = $a->module . '_post';
358 if((! $a->error) && (function_exists($a->module . '_afterpost'))) {
359 call_hooks($a->module . '_mod_afterpost',$placeholder);
360 $func = $a->module . '_afterpost';
364 if((! $a->error) && (function_exists($a->module . '_content'))) {
365 $arr = array('content' => $a->page['content']);
366 call_hooks($a->module . '_mod_content', $arr);
367 $a->page['content'] = $arr['content'];
368 $func = $a->module . '_content';
369 $arr = array('content' => $func($a));
370 call_hooks($a->module . '_mod_aftercontent', $arr);
371 $a->page['content'] .= $arr['content'];
374 if(function_exists(str_replace('-','_',current_theme()) . '_content_loaded')) {
375 $func = str_replace('-','_',current_theme()) . '_content_loaded';
381 * Create the page head after setting the language
382 * and getting any auth credentials
384 * Moved init_pagehead() and init_page_end() to after
385 * all the module functions have executed so that all
386 * theme choices made by the modules can take effect
392 * Build the page ending -- this is stuff that goes right before
393 * the closing </body> tag
398 // If you're just visiting, let javascript take you home
400 if(x($_SESSION,'visitor_home'))
401 $homebase = $_SESSION['visitor_home'];
403 $homebase = 'profile/' . $a->user['nickname'];
406 $a->page['content'] .= '<script>var homebase="' . $homebase . '" ; </script>';
408 // now that we've been through the module content, see if the page reported
409 // a permission problem and if so, a 403 response would seem to be in order.
411 if(stristr( implode("",$_SESSION['sysmsg']), t('Permission denied'))) {
412 header($_SERVER["SERVER_PROTOCOL"] . ' 403 ' . t('Permission denied.'));
417 * Report anything which needs to be communicated in the notification area (before the main body)
421 /*if(x($_SESSION,'sysmsg')) {
422 $a->page['content'] = "<div id=\"sysmsg\" class=\"error-message\">{$_SESSION['sysmsg']}</div>\r\n"
423 . ((x($a->page,'content')) ? $a->page['content'] : '');
424 $_SESSION['sysmsg']="";
425 unset($_SESSION['sysmsg']);
427 if(x($_SESSION,'sysmsg_info')) {
428 $a->page['content'] = "<div id=\"sysmsg_info\" class=\"info-message\">{$_SESSION['sysmsg_info']}</div>\r\n"
429 . ((x($a->page,'content')) ? $a->page['content'] : '');
430 $_SESSION['sysmsg_info']="";
431 unset($_SESSION['sysmsg_info']);
436 call_hooks('page_end', $a->page['content']);
441 * Add the navigation (menu) template
445 if($a->module != 'install' && $a->module != 'maintenance') {
450 * Add a "toggle mobile" link if we're using a mobile device
453 if($a->is_mobile || $a->is_tablet) {
454 if(isset($_SESSION['show-mobile']) && !$_SESSION['show-mobile']) {
455 $link = 'toggle_mobile?address=' . curPageURL();
458 $link = 'toggle_mobile?off=1&address=' . curPageURL();
460 $a->page['footer'] = replace_macros(get_markup_template("toggle_mobile_footer.tpl"), array(
461 '$toggle_link' => $link,
462 '$toggle_text' => t('toggle mobile')
467 * Build the page - now that we have all the components
470 if(!$a->theme['stylesheet'])
471 $stylesheet = current_theme_url();
473 $stylesheet = $a->theme['stylesheet'];
475 $a->page['htmlhead'] = str_replace('{{$stylesheet}}',$stylesheet,$a->page['htmlhead']);
476 //$a->page['htmlhead'] = replace_macros($a->page['htmlhead'], array('$stylesheet' => $stylesheet));
478 if (isset($_GET["mode"]) AND (($_GET["mode"] == "raw") OR ($_GET["mode"] == "minimal"))) {
479 $doc = new DOMDocument();
481 $target = new DOMDocument();
482 $target->loadXML("<root></root>");
484 $content = mb_convert_encoding($a->page["content"], 'HTML-ENTITIES', "UTF-8");
486 @$doc->loadHTML($content);
488 $xpath = new DomXPath($doc);
490 $list = $xpath->query("//*[contains(@id,'tread-wrapper-')]"); /* */
492 foreach ($list as $item) {
494 $item = $target->importNode($item, true);
496 // And then append it to the target
497 $target->documentElement->appendChild($item);
501 if (isset($_GET["mode"]) AND ($_GET["mode"] == "raw")) {
503 header("Content-type: text/html; charset=utf-8");
505 echo substr($target->saveHTML(), 6, -8);
507 session_write_close();
513 $profile = $a->profile;
515 header("X-Friendica-Version: ".FRIENDICA_VERSION);
516 header("Content-type: text/html; charset=utf-8");
519 if (isset($_GET["mode"]) AND ($_GET["mode"] == "minimal")) {
520 //$page['content'] = substr($target->saveHTML(), 6, -8)."\n\n".
521 // '<div id="conversation-end"></div>'."\n\n";
523 require "view/minimal.php";
525 $template = 'view/theme/' . current_theme() . '/'
526 . ((x($a->page,'template')) ? $a->page['template'] : 'default' ) . '.php';
528 if(file_exists($template))
529 require_once($template);
531 require_once(str_replace('theme/' . current_theme() . '/', '', $template));
534 session_write_close();