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;
59 if(function_exists('sys_getloadavg')) {
60 $load = sys_getloadavg();
61 if(intval($load[0]) > $maxsysload_frontend) {
62 logger('system: load ' . $load[0] . ' too high. Service Temporarily Unavailable.');
63 header($_SERVER["SERVER_PROTOCOL"].' 503 Service Temporarily Unavailable');
64 header('Retry-After: 300');
65 die("System is currently unavailable. Please try again later");
70 if (get_config('system','force_ssl') AND ($a->get_scheme() == "http") AND
71 (intval(get_config('system','ssl_policy')) == SSL_POLICY_FULL) AND
72 (substr($a->get_baseurl(), 0, 8) == "https://")) {
73 header("HTTP/1.1 302 Moved Temporarily");
74 header("location: ".$a->get_baseurl()."/".$a->query_string);
77 require_once("include/session.php");
81 $maintenance = get_config('system', 'maintenance');
84 $lang = get_browser_language();
86 load_translation_table($lang);
90 * Important stuff we always need to do.
92 * The order of these may be important so use caution if you think they're all
93 * intertwingled with no logical order and decide to sort it out. Some of the
94 * dependencies have changed, but at least at one time in the recent past - the
95 * order was critical to everything working properly
102 * Language was set earlier, but we can over-ride it in the session.
103 * We have to do it here because the session was just now opened.
106 if(array_key_exists('system_language',$_POST)) {
107 if(strlen($_POST['system_language']))
108 $_SESSION['language'] = $_POST['system_language'];
110 unset($_SESSION['language']);
112 if((x($_SESSION,'language')) && ($_SESSION['language'] !== $lang)) {
113 $lang = $_SESSION['language'];
114 load_translation_table($lang);
117 if((x($_GET,'zrl')) && (!$install && !$maintenance)) {
118 $_SESSION['my_url'] = $_GET['zrl'];
119 $a->query_string = preg_replace('/[\?&]zrl=(.*?)([\?&]|$)/is','',$a->query_string);
125 * For Mozilla auth manager - still needs sorting, and this might conflict with LRDD header.
126 * Apache/PHP lumps the Link: headers into one - and other services might not be able to parse it
127 * this way. There's a PHP flag to link the headers because by default this will over-write any other
130 * What we really need to do is output the raw headers ourselves so we can keep them separate.
134 // header('Link: <' . $a->get_baseurl() . '/amcd>; rel="acct-mgmt";');
136 if((x($_SESSION,'authenticated')) || (x($_POST,'auth-params')) || ($a->module === 'login'))
137 require("include/auth.php");
139 if(! x($_SESSION,'authenticated'))
140 header('X-Account-Management-Status: none');
142 /* set up page['htmlhead'] and page['end'] for the modules to use */
143 $a->page['htmlhead'] = '';
144 $a->page['end'] = '';
147 if(! x($_SESSION,'sysmsg'))
148 $_SESSION['sysmsg'] = array();
150 if(! x($_SESSION,'sysmsg_info'))
151 $_SESSION['sysmsg_info'] = array();
154 * check_config() is responsible for running update scripts. These automatically
155 * update the DB schema whenever we push a new one out. It also checks to see if
156 * any plugins have been added or removed and reacts accordingly.
159 // in install mode, any url loads install module
160 // but we need "view" module for stylesheet
161 if($install && $a->module!="view")
162 $a->module = 'install';
163 elseif($maintenance && $a->module!="view")
164 $a->module = 'maintenance';
171 nav_set_selected('nothing');
173 //Don't populate apps_menu if apps are private
174 $privateapps = get_config('config','private_addons');
175 if((local_user()) || (! $privateapps === "1"))
177 $arr = array('app_menu' => $a->apps);
179 call_hooks('app_menu', $arr);
181 $a->apps = $arr['app_menu'];
186 * We have already parsed the server path into $a->argc and $a->argv
188 * $a->argv[0] is our module name. We will load the file mod/{$a->argv[0]}.php
189 * and use it for handling our URL request.
190 * The module file contains a few functions that we call in various circumstances
191 * and in the following order:
194 * "module"_post (only called if there are $_POST variables)
196 * "module"_content - the string return of this function contains our page body
198 * Modules which emit other serialisations besides HTML (XML,JSON, etc.) should do
199 * so within the module init and/or post functions and then invoke killme() to terminate
200 * further processing.
203 if(strlen($a->module)) {
207 * We will always have a module name.
208 * First see if we have a plugin which is masquerading as a module.
212 // Compatibility with the Android Diaspora client
213 if ($a->module == "stream")
214 $a->module = "network";
216 // Compatibility with the Firefox App
217 if (($a->module == "users") AND ($a->cmd == "users/sign_in"))
218 $a->module = "login";
220 $privateapps = get_config('config','private_addons');
222 if(is_array($a->plugins) && in_array($a->module,$a->plugins) && file_exists("addon/{$a->module}/{$a->module}.php")) {
223 //Check if module is an app and if public access to apps is allowed or not
224 if((!local_user()) && plugin_is_app($a->module) && $privateapps === "1") {
225 info( t("You must be logged in to use addons. "));
228 include_once("addon/{$a->module}/{$a->module}.php");
229 if(function_exists($a->module . '_module'))
230 $a->module_loaded = true;
235 * If not, next look for a 'standard' program module in the 'mod' directory
238 if((! $a->module_loaded) && (file_exists("mod/{$a->module}.php"))) {
239 include_once("mod/{$a->module}.php");
240 $a->module_loaded = true;
245 * The URL provided does not resolve to a valid module.
247 * On Dreamhost sites, quite often things go wrong for no apparent reason and they send us to '/internal_error.html'.
248 * We don't like doing this, but as it occasionally accounts for 10-20% or more of all site traffic -
249 * 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
250 * this will often succeed and eventually do the right thing.
252 * Otherwise we are going to emit a 404 not found.
256 if(! $a->module_loaded) {
258 // Stupid browser tried to pre-fetch our Javascript img template. Don't log the event or return anything - just quietly exit.
259 if((x($_SERVER,'QUERY_STRING')) && preg_match('/{[0-9]}/',$_SERVER['QUERY_STRING']) !== 0) {
263 if((x($_SERVER,'QUERY_STRING')) && ($_SERVER['QUERY_STRING'] === 'q=internal_error.html') && isset($dreamhost_error_hack)) {
264 logger('index.php: dreamhost_error_hack invoked. Original URI =' . $_SERVER['REQUEST_URI']);
265 goaway($a->get_baseurl() . $_SERVER['REQUEST_URI']);
268 logger('index.php: page not found: ' . $_SERVER['REQUEST_URI'] . ' ADDRESS: ' . $_SERVER['REMOTE_ADDR'] . ' QUERY: ' . $_SERVER['QUERY_STRING'], LOGGER_DEBUG);
269 header($_SERVER["SERVER_PROTOCOL"] . ' 404 ' . t('Not Found'));
270 $tpl = get_markup_template("404.tpl");
271 $a->page['content'] = replace_macros($tpl, array(
272 '$message' => t('Page not found.' )
278 * load current theme info
280 $theme_info_file = "view/theme/".current_theme()."/theme.php";
281 if (file_exists($theme_info_file)){
282 require_once($theme_info_file);
286 /* initialise content region */
288 if(! x($a->page,'content'))
289 $a->page['content'] = '';
291 if(!$install && !$maintenance)
292 call_hooks('page_content_top',$a->page['content']);
295 * Call module functions
298 if($a->module_loaded) {
299 $a->page['page_title'] = $a->module;
302 if(function_exists($a->module . '_init')) {
303 call_hooks($a->module . '_mod_init', $placeholder);
304 $func = $a->module . '_init';
308 if(function_exists(str_replace('-','_',current_theme()) . '_init')) {
309 $func = str_replace('-','_',current_theme()) . '_init';
312 // elseif (x($a->theme_info,"extends") && file_exists("view/theme/".$a->theme_info["extends"]."/theme.php")) {
313 // require_once("view/theme/".$a->theme_info["extends"]."/theme.php");
314 // if(function_exists(str_replace('-','_',$a->theme_info["extends"]) . '_init')) {
315 // $func = str_replace('-','_',$a->theme_info["extends"]) . '_init';
320 if(($_SERVER['REQUEST_METHOD'] === 'POST') && (! $a->error)
321 && (function_exists($a->module . '_post'))
322 && (! x($_POST,'auth-params'))) {
323 call_hooks($a->module . '_mod_post', $_POST);
324 $func = $a->module . '_post';
328 if((! $a->error) && (function_exists($a->module . '_afterpost'))) {
329 call_hooks($a->module . '_mod_afterpost',$placeholder);
330 $func = $a->module . '_afterpost';
334 if((! $a->error) && (function_exists($a->module . '_content'))) {
335 $arr = array('content' => $a->page['content']);
336 call_hooks($a->module . '_mod_content', $arr);
337 $a->page['content'] = $arr['content'];
338 $func = $a->module . '_content';
339 $arr = array('content' => $func($a));
340 call_hooks($a->module . '_mod_aftercontent', $arr);
341 $a->page['content'] .= $arr['content'];
344 if(function_exists(str_replace('-','_',current_theme()) . '_content_loaded')) {
345 $func = str_replace('-','_',current_theme()) . '_content_loaded';
351 * Create the page head after setting the language
352 * and getting any auth credentials
354 * Moved init_pagehead() and init_page_end() to after
355 * all the module functions have executed so that all
356 * theme choices made by the modules can take effect
362 * Build the page ending -- this is stuff that goes right before
363 * the closing </body> tag
368 // If you're just visiting, let javascript take you home
370 if(x($_SESSION,'visitor_home'))
371 $homebase = $_SESSION['visitor_home'];
373 $homebase = $a->get_baseurl() . '/profile/' . $a->user['nickname'];
376 $a->page['content'] .= '<script>var homebase="' . $homebase . '" ; </script>';
378 // now that we've been through the module content, see if the page reported
379 // a permission problem and if so, a 403 response would seem to be in order.
381 if(stristr( implode("",$_SESSION['sysmsg']), t('Permission denied'))) {
382 header($_SERVER["SERVER_PROTOCOL"] . ' 403 ' . t('Permission denied.'));
387 * Report anything which needs to be communicated in the notification area (before the main body)
391 /*if(x($_SESSION,'sysmsg')) {
392 $a->page['content'] = "<div id=\"sysmsg\" class=\"error-message\">{$_SESSION['sysmsg']}</div>\r\n"
393 . ((x($a->page,'content')) ? $a->page['content'] : '');
394 $_SESSION['sysmsg']="";
395 unset($_SESSION['sysmsg']);
397 if(x($_SESSION,'sysmsg_info')) {
398 $a->page['content'] = "<div id=\"sysmsg_info\" class=\"info-message\">{$_SESSION['sysmsg_info']}</div>\r\n"
399 . ((x($a->page,'content')) ? $a->page['content'] : '');
400 $_SESSION['sysmsg_info']="";
401 unset($_SESSION['sysmsg_info']);
406 call_hooks('page_end', $a->page['content']);
411 * Add a place for the pause/resume Ajax indicator
415 $a->page['content'] .= '<div id="pause"></div>';
420 * Add the navigation (menu) template
424 if($a->module != 'install' && $a->module != 'maintenance') {
429 * Add a "toggle mobile" link if we're using a mobile device
432 if($a->is_mobile || $a->is_tablet) {
433 if(isset($_SESSION['show-mobile']) && !$_SESSION['show-mobile']) {
434 $link = $a->get_baseurl() . '/toggle_mobile?address=' . curPageURL();
437 $link = $a->get_baseurl() . '/toggle_mobile?off=1&address=' . curPageURL();
439 $a->page['footer'] = replace_macros(get_markup_template("toggle_mobile_footer.tpl"), array(
440 '$toggle_link' => $link,
441 '$toggle_text' => t('toggle mobile')
446 * Build the page - now that we have all the components
449 if(!$a->theme['stylesheet'])
450 $stylesheet = current_theme_url();
452 $stylesheet = $a->theme['stylesheet'];
454 $a->page['htmlhead'] = str_replace('{{$stylesheet}}',$stylesheet,$a->page['htmlhead']);
455 //$a->page['htmlhead'] = replace_macros($a->page['htmlhead'], array('$stylesheet' => $stylesheet));
457 if (isset($_GET["mode"]) AND (($_GET["mode"] == "raw") OR ($_GET["mode"] == "minimal"))) {
458 $doc = new DOMDocument();
460 $target = new DOMDocument();
461 $target->loadXML("<root></root>");
463 $content = mb_convert_encoding($a->page["content"], 'HTML-ENTITIES', "UTF-8");
465 @$doc->loadHTML($content);
467 $xpath = new DomXPath($doc);
469 $list = $xpath->query("//*[contains(@id,'tread-wrapper-')]"); /* */
471 foreach ($list as $item) {
473 $item = $target->importNode($item, true);
475 // And then append it to the target
476 $target->documentElement->appendChild($item);
480 if (isset($_GET["mode"]) AND ($_GET["mode"] == "raw")) {
482 header("Content-type: text/html; charset=utf-8");
484 echo substr($target->saveHTML(), 6, -8);
486 session_write_close();
489 } elseif (get_pconfig(local_user(),'system','infinite_scroll')
490 AND ($a->module == "network") AND ($_GET["mode"] != "minimal")) {
491 if (is_string($_GET["page"]))
492 $pageno = $_GET["page"];
498 foreach ($_GET AS $param => $value)
499 if (($param != "page") AND ($param != "q"))
500 $reload_uri .= "&".$param."=".urlencode($value);
502 if (($a->page_offset != "") AND !strstr($reload_uri, "&offset="))
503 $reload_uri .= "&offset=".urlencode($a->page_offset);
506 $a->page['htmlhead'] .= <<< EOT
507 <script type="text/javascript">
509 $(document).ready(function() {
513 function loadcontent() {
514 if (lockLoadContent) return;
515 lockLoadContent = true;
517 $("#scroll-loader").fadeIn('normal');
521 console.log('Loading page ' + num);
523 $.get('/network?mode=raw$reload_uri&page=' + num, function(data) {
524 $("#scroll-loader").hide();
525 if ($(data).length > 0) {
526 $(data).insertBefore('#conversation-end');
527 lockLoadContent = false;
529 $("#scroll-end").fadeIn('normal');
535 var lockLoadContent = false;
537 $(window).scroll(function(e){
539 if ($(document).height() != $(window).height()) {
540 // First method that is expected to work - but has problems with Chrome
541 if ($(window).scrollTop() > ($(document).height() - $(window).height() * 1.5))
544 // This method works with Chrome - but seems to be much slower in Firefox
545 if ($(window).scrollTop() > (($("section").height() + $("header").height() + $("footer").height()) - $(window).height() * 1.5))
556 $profile = $a->profile;
558 header("Content-type: text/html; charset=utf-8");
561 if (isset($_GET["mode"]) AND ($_GET["mode"] == "minimal")) {
562 //$page['content'] = substr($target->saveHTML(), 6, -8)."\n\n".
563 // '<div id="conversation-end"></div>'."\n\n";
565 require "view/minimal.php";
567 $template = 'view/theme/' . current_theme() . '/'
568 . ((x($a->page,'template')) ? $a->page['template'] : 'default' ) . '.php';
570 if(file_exists($template))
571 require_once($template);
573 require_once(str_replace('theme/' . current_theme() . '/', '', $template));
576 session_write_close();