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");
46 $db = new dba($db_host, $db_user, $db_pass, $db_data, $install);
47 unset($db_host, $db_user, $db_pass, $db_data);
50 * Load configs from db. Overwrite configs from .htconfig.php
53 load_config('config');
54 load_config('system');
56 $maxsysload_frontend = intval(get_config('system','maxloadavg_frontend'));
57 if($maxsysload_frontend < 1)
58 $maxsysload_frontend = 50;
60 $load = current_load();
62 if($load > $maxsysload_frontend) {
63 logger('system: load ' . $load . ' too high. Service Temporarily Unavailable.');
64 header($_SERVER["SERVER_PROTOCOL"].' 503 Service Temporarily Unavailable');
65 header('Retry-After: 300');
66 die("System is currently unavailable. Please try again later");
71 if (get_config('system','force_ssl') AND ($a->get_scheme() == "http") AND
72 (intval(get_config('system','ssl_policy')) == SSL_POLICY_FULL) AND
73 (substr($a->get_baseurl(), 0, 8) == "https://")) {
74 header("HTTP/1.1 302 Moved Temporarily");
75 header("Location: ".$a->get_baseurl()."/".$a->query_string);
79 require_once("include/session.php");
83 $maintenance = get_config('system', 'maintenance');
86 $lang = get_browser_language();
88 load_translation_table($lang);
92 * Important stuff we always need to do.
94 * The order of these may be important so use caution if you think they're all
95 * intertwingled with no logical order and decide to sort it out. Some of the
96 * dependencies have changed, but at least at one time in the recent past - the
97 * order was critical to everything working properly
104 * Language was set earlier, but we can over-ride it in the session.
105 * We have to do it here because the session was just now opened.
107 if (x($_SESSION,'authenticated') && !x($_SESSION,'language')) {
108 // we didn't loaded user data yet, but we need user language
109 $r = q("SELECT language FROM user WHERE uid=%d", intval($_SESSION['uid']));
110 $_SESSION['language'] = $lang;
111 if (count($r)>0) $_SESSION['language'] = $r[0]['language'];
114 if((x($_SESSION,'language')) && ($_SESSION['language'] !== $lang)) {
115 $lang = $_SESSION['language'];
116 load_translation_table($lang);
119 if((x($_GET,'zrl')) && (!$install && !$maintenance)) {
120 // Only continue when the given profile link seems valid
121 // Valid profile links contain a path with "/profile/" and no query parameters
122 if ((parse_url($_GET['zrl'], PHP_URL_QUERY) == "") AND
123 strstr(parse_url($_GET['zrl'], PHP_URL_PATH), "/profile/")) {
124 $_SESSION['my_url'] = $_GET['zrl'];
125 $a->query_string = preg_replace('/[\?&]zrl=(.*?)([\?&]|$)/is','',$a->query_string);
128 // Someone came with an invalid parameter, maybe as a DDoS attempt
129 // We simply stop processing here
130 logger("Invalid ZRL parameter ".$_GET['zrl'], LOGGER_DEBUG);
131 header('HTTP/1.1 403 Forbidden');
132 echo "<h1>403 Forbidden</h1>";
139 * For Mozilla auth manager - still needs sorting, and this might conflict with LRDD header.
140 * Apache/PHP lumps the Link: headers into one - and other services might not be able to parse it
141 * this way. There's a PHP flag to link the headers because by default this will over-write any other
144 * What we really need to do is output the raw headers ourselves so we can keep them separate.
148 // header('Link: <' . $a->get_baseurl() . '/amcd>; rel="acct-mgmt";');
150 if((x($_SESSION,'authenticated')) || (x($_POST,'auth-params')) || ($a->module === 'login'))
151 require("include/auth.php");
153 if(! x($_SESSION,'authenticated'))
154 header('X-Account-Management-Status: none');
156 /* set up page['htmlhead'] and page['end'] for the modules to use */
157 $a->page['htmlhead'] = '';
158 $a->page['end'] = '';
161 if(! x($_SESSION,'sysmsg'))
162 $_SESSION['sysmsg'] = array();
164 if(! x($_SESSION,'sysmsg_info'))
165 $_SESSION['sysmsg_info'] = array();
168 * check_config() is responsible for running update scripts. These automatically
169 * update the DB schema whenever we push a new one out. It also checks to see if
170 * any plugins have been added or removed and reacts accordingly.
173 // in install mode, any url loads install module
174 // but we need "view" module for stylesheet
175 if($install && $a->module!="view")
176 $a->module = 'install';
177 elseif($maintenance && $a->module!="view")
178 $a->module = 'maintenance';
185 nav_set_selected('nothing');
187 //Don't populate apps_menu if apps are private
188 $privateapps = get_config('config','private_addons');
189 if((local_user()) || (! $privateapps === "1"))
191 $arr = array('app_menu' => $a->apps);
193 call_hooks('app_menu', $arr);
195 $a->apps = $arr['app_menu'];
200 * We have already parsed the server path into $a->argc and $a->argv
202 * $a->argv[0] is our module name. We will load the file mod/{$a->argv[0]}.php
203 * and use it for handling our URL request.
204 * The module file contains a few functions that we call in various circumstances
205 * and in the following order:
208 * "module"_post (only called if there are $_POST variables)
210 * "module"_content - the string return of this function contains our page body
212 * Modules which emit other serialisations besides HTML (XML,JSON, etc.) should do
213 * so within the module init and/or post functions and then invoke killme() to terminate
214 * further processing.
217 if(strlen($a->module)) {
221 * We will always have a module name.
222 * First see if we have a plugin which is masquerading as a module.
226 // Compatibility with the Android Diaspora client
227 if ($a->module == "stream")
228 $a->module = "network";
230 // Compatibility with the Firefox App
231 if (($a->module == "users") AND ($a->cmd == "users/sign_in"))
232 $a->module = "login";
234 $privateapps = get_config('config','private_addons');
236 if(is_array($a->plugins) && in_array($a->module,$a->plugins) && file_exists("addon/{$a->module}/{$a->module}.php")) {
237 //Check if module is an app and if public access to apps is allowed or not
238 if((!local_user()) && plugin_is_app($a->module) && $privateapps === "1") {
239 info( t("You must be logged in to use addons. "));
242 include_once("addon/{$a->module}/{$a->module}.php");
243 if(function_exists($a->module . '_module'))
244 $a->module_loaded = true;
249 * If not, next look for a 'standard' program module in the 'mod' directory
252 if((! $a->module_loaded) && (file_exists("mod/{$a->module}.php"))) {
253 include_once("mod/{$a->module}.php");
254 $a->module_loaded = true;
259 * The URL provided does not resolve to a valid module.
261 * On Dreamhost sites, quite often things go wrong for no apparent reason and they send us to '/internal_error.html'.
262 * We don't like doing this, but as it occasionally accounts for 10-20% or more of all site traffic -
263 * 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
264 * this will often succeed and eventually do the right thing.
266 * Otherwise we are going to emit a 404 not found.
270 if(! $a->module_loaded) {
272 // Stupid browser tried to pre-fetch our Javascript img template. Don't log the event or return anything - just quietly exit.
273 if((x($_SERVER,'QUERY_STRING')) && preg_match('/{[0-9]}/',$_SERVER['QUERY_STRING']) !== 0) {
277 if((x($_SERVER,'QUERY_STRING')) && ($_SERVER['QUERY_STRING'] === 'q=internal_error.html') && isset($dreamhost_error_hack)) {
278 logger('index.php: dreamhost_error_hack invoked. Original URI =' . $_SERVER['REQUEST_URI']);
279 goaway($a->get_baseurl() . $_SERVER['REQUEST_URI']);
282 logger('index.php: page not found: ' . $_SERVER['REQUEST_URI'] . ' ADDRESS: ' . $_SERVER['REMOTE_ADDR'] . ' QUERY: ' . $_SERVER['QUERY_STRING'], LOGGER_DEBUG);
283 header($_SERVER["SERVER_PROTOCOL"] . ' 404 ' . t('Not Found'));
284 $tpl = get_markup_template("404.tpl");
285 $a->page['content'] = replace_macros($tpl, array(
286 '$message' => t('Page not found.' )
292 * load current theme info
294 $theme_info_file = "view/theme/".current_theme()."/theme.php";
295 if (file_exists($theme_info_file)){
296 require_once($theme_info_file);
300 /* initialise content region */
302 if(! x($a->page,'content'))
303 $a->page['content'] = '';
305 if(!$install && !$maintenance)
306 call_hooks('page_content_top',$a->page['content']);
309 * Call module functions
312 if($a->module_loaded) {
313 $a->page['page_title'] = $a->module;
316 if(function_exists($a->module . '_init')) {
317 call_hooks($a->module . '_mod_init', $placeholder);
318 $func = $a->module . '_init';
322 if(function_exists(str_replace('-','_',current_theme()) . '_init')) {
323 $func = str_replace('-','_',current_theme()) . '_init';
326 // elseif (x($a->theme_info,"extends") && file_exists("view/theme/".$a->theme_info["extends"]."/theme.php")) {
327 // require_once("view/theme/".$a->theme_info["extends"]."/theme.php");
328 // if(function_exists(str_replace('-','_',$a->theme_info["extends"]) . '_init')) {
329 // $func = str_replace('-','_',$a->theme_info["extends"]) . '_init';
334 if(($_SERVER['REQUEST_METHOD'] === 'POST') && (! $a->error)
335 && (function_exists($a->module . '_post'))
336 && (! x($_POST,'auth-params'))) {
337 call_hooks($a->module . '_mod_post', $_POST);
338 $func = $a->module . '_post';
342 if((! $a->error) && (function_exists($a->module . '_afterpost'))) {
343 call_hooks($a->module . '_mod_afterpost',$placeholder);
344 $func = $a->module . '_afterpost';
348 if((! $a->error) && (function_exists($a->module . '_content'))) {
349 $arr = array('content' => $a->page['content']);
350 call_hooks($a->module . '_mod_content', $arr);
351 $a->page['content'] = $arr['content'];
352 $func = $a->module . '_content';
353 $arr = array('content' => $func($a));
354 call_hooks($a->module . '_mod_aftercontent', $arr);
355 $a->page['content'] .= $arr['content'];
358 if(function_exists(str_replace('-','_',current_theme()) . '_content_loaded')) {
359 $func = str_replace('-','_',current_theme()) . '_content_loaded';
365 * Create the page head after setting the language
366 * and getting any auth credentials
368 * Moved init_pagehead() and init_page_end() to after
369 * all the module functions have executed so that all
370 * theme choices made by the modules can take effect
376 * Build the page ending -- this is stuff that goes right before
377 * the closing </body> tag
382 // If you're just visiting, let javascript take you home
384 if(x($_SESSION,'visitor_home'))
385 $homebase = $_SESSION['visitor_home'];
387 $homebase = 'profile/' . $a->user['nickname'];
390 $a->page['content'] .= '<script>var homebase="' . $homebase . '" ; </script>';
392 // now that we've been through the module content, see if the page reported
393 // a permission problem and if so, a 403 response would seem to be in order.
395 if(stristr( implode("",$_SESSION['sysmsg']), t('Permission denied'))) {
396 header($_SERVER["SERVER_PROTOCOL"] . ' 403 ' . t('Permission denied.'));
401 * Report anything which needs to be communicated in the notification area (before the main body)
405 /*if(x($_SESSION,'sysmsg')) {
406 $a->page['content'] = "<div id=\"sysmsg\" class=\"error-message\">{$_SESSION['sysmsg']}</div>\r\n"
407 . ((x($a->page,'content')) ? $a->page['content'] : '');
408 $_SESSION['sysmsg']="";
409 unset($_SESSION['sysmsg']);
411 if(x($_SESSION,'sysmsg_info')) {
412 $a->page['content'] = "<div id=\"sysmsg_info\" class=\"info-message\">{$_SESSION['sysmsg_info']}</div>\r\n"
413 . ((x($a->page,'content')) ? $a->page['content'] : '');
414 $_SESSION['sysmsg_info']="";
415 unset($_SESSION['sysmsg_info']);
420 call_hooks('page_end', $a->page['content']);
425 * Add the navigation (menu) template
429 if($a->module != 'install' && $a->module != 'maintenance') {
434 * Add a "toggle mobile" link if we're using a mobile device
437 if($a->is_mobile || $a->is_tablet) {
438 if(isset($_SESSION['show-mobile']) && !$_SESSION['show-mobile']) {
439 $link = 'toggle_mobile?address=' . curPageURL();
442 $link = 'toggle_mobile?off=1&address=' . curPageURL();
444 $a->page['footer'] = replace_macros(get_markup_template("toggle_mobile_footer.tpl"), array(
445 '$toggle_link' => $link,
446 '$toggle_text' => t('toggle mobile')
451 * Build the page - now that we have all the components
454 if(!$a->theme['stylesheet'])
455 $stylesheet = current_theme_url();
457 $stylesheet = $a->theme['stylesheet'];
459 $a->page['htmlhead'] = str_replace('{{$stylesheet}}',$stylesheet,$a->page['htmlhead']);
460 //$a->page['htmlhead'] = replace_macros($a->page['htmlhead'], array('$stylesheet' => $stylesheet));
462 if (isset($_GET["mode"]) AND (($_GET["mode"] == "raw") OR ($_GET["mode"] == "minimal"))) {
463 $doc = new DOMDocument();
465 $target = new DOMDocument();
466 $target->loadXML("<root></root>");
468 $content = mb_convert_encoding($a->page["content"], 'HTML-ENTITIES', "UTF-8");
470 @$doc->loadHTML($content);
472 $xpath = new DomXPath($doc);
474 $list = $xpath->query("//*[contains(@id,'tread-wrapper-')]"); /* */
476 foreach ($list as $item) {
478 $item = $target->importNode($item, true);
480 // And then append it to the target
481 $target->documentElement->appendChild($item);
485 if (isset($_GET["mode"]) AND ($_GET["mode"] == "raw")) {
487 header("Content-type: text/html; charset=utf-8");
489 echo substr($target->saveHTML(), 6, -8);
491 session_write_close();
494 } elseif (get_pconfig(local_user(),'system','infinite_scroll')
495 AND ($a->module == "network") AND ($_GET["mode"] != "minimal")) {
496 if (is_string($_GET["page"]))
497 $pageno = $_GET["page"];
503 foreach ($_GET AS $param => $value)
504 if (($param != "page") AND ($param != "q"))
505 $reload_uri .= "&".$param."=".urlencode($value);
507 if (($a->page_offset != "") AND !strstr($reload_uri, "&offset="))
508 $reload_uri .= "&offset=".urlencode($a->page_offset);
511 $a->page['htmlhead'] .= <<< EOT
512 <script type="text/javascript">
514 $(document).ready(function() {
518 function loadcontent() {
519 if (lockLoadContent) return;
520 lockLoadContent = true;
522 $("#scroll-loader").fadeIn('normal');
526 console.log('Loading page ' + num);
528 $.get('/network?mode=raw$reload_uri&page=' + num, function(data) {
529 $("#scroll-loader").hide();
530 if ($(data).length > 0) {
531 $(data).insertBefore('#conversation-end');
532 lockLoadContent = false;
534 $("#scroll-end").fadeIn('normal');
540 var lockLoadContent = false;
542 $(window).scroll(function(e){
544 if ($(document).height() != $(window).height()) {
545 // First method that is expected to work - but has problems with Chrome
546 if ($(window).scrollTop() > ($(document).height() - $(window).height() * 1.5))
549 // This method works with Chrome - but seems to be much slower in Firefox
550 if ($(window).scrollTop() > (($("section").height() + $("header").height() + $("footer").height()) - $(window).height() * 1.5))
561 $profile = $a->profile;
563 header("X-Friendica-Version: ".FRIENDICA_VERSION);
564 header("Content-type: text/html; charset=utf-8");
567 if (isset($_GET["mode"]) AND ($_GET["mode"] == "minimal")) {
568 //$page['content'] = substr($target->saveHTML(), 6, -8)."\n\n".
569 // '<div id="conversation-end"></div>'."\n\n";
571 require "view/minimal.php";
573 $template = 'view/theme/' . current_theme() . '/'
574 . ((x($a->page,'template')) ? $a->page['template'] : 'default' ) . '.php';
576 if(file_exists($template))
577 require_once($template);
579 require_once(str_replace('theme/' . current_theme() . '/', '', $template));
582 session_write_close();