X-Git-Url: https://git.mxchange.org/?p=friendica.git;a=blobdiff_plain;f=index.php;h=9fe248e8e2b5329f3b67503a75c74e9a2bc6ef3b;hp=26bc800f7865dc3b77d29ab979998f65f1a14e4c;hb=e61d6e030eefa00685020f44601d3363814a5dae;hpb=55e8e03e3896ea9dcc9336c37c539aec86f0d4fd

diff --git a/index.php b/index.php
index 26bc800f78..9fe248e8e2 100644
--- a/index.php
+++ b/index.php
@@ -53,6 +53,27 @@ if(!$install) {
 	load_config('config');
 	load_config('system');
 
+	$maxsysload_frontend = intval(get_config('system','maxloadavg_frontend'));
+	if($maxsysload_frontend < 1)
+		$maxsysload_frontend = 50;
+	if(function_exists('sys_getloadavg')) {
+		$load = sys_getloadavg();
+		if(intval($load[0]) > $maxsysload_frontend) {
+			logger('system: load ' . $load[0] . ' too high. Service Temporarily Unavailable.');
+			header($_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);
+	}
+
 	require_once("include/session.php");
 	load_hooks();
 	call_hooks('init_1');
@@ -70,7 +91,7 @@ load_translation_table($lang);
  *
  * The order of these may be important so use caution if you think they're all
  * intertwingled with no logical order and decide to sort it out. Some of the
- * dependencies have changed, but at least at one time in the recent past - the 
+ * dependencies have changed, but at least at one time in the recent past - the
  * order was critical to everything working properly
  *
  */
@@ -81,13 +102,13 @@ session_start();
  * Language was set earlier, but we can over-ride it in the session.
  * We have to do it here because the session was just now opened.
  */
-
-if(array_key_exists('system_language',$_POST)) {
-	if(strlen($_POST['system_language']))
-		$_SESSION['language'] = $_POST['system_language'];
-	else
-		unset($_SESSION['language']);
+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'] = $lang;
+	if (count($r)>0) $_SESSION['language'] = $r[0]['language'];
 }
+
 if((x($_SESSION,'language')) && ($_SESSION['language'] !== $lang)) {
 	$lang = $_SESSION['language'];
 	load_translation_table($lang);
@@ -103,12 +124,11 @@ if((x($_GET,'zrl')) && (!$install && !$maintenance)) {
  *
  * 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 
+ * 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: <' . $a->get_baseurl() . '/amcd>; rel="acct-mgmt";');
@@ -131,14 +151,16 @@ if(! x($_SESSION,'sysmsg_info'))
 	$_SESSION['sysmsg_info'] = array();
 
 /*
- * check_config() is responsible for running update scripts. These automatically 
+ * 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. 
+ * any plugins have been added or removed and reacts accordingly.
  */
 
-if($install)
+// in install mode, any url loads install module
+// but we need "view" module for stylesheet
+if($install && $a->module!="view")
 	$a->module = 'install';
-elseif($maintenance)
+elseif($maintenance && $a->module!="view")
 	$a->module = 'maintenance';
 else {
 	check_url($a);
@@ -167,13 +189,13 @@ if((local_user()) || (! $privateapps === "1"))
  * 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 $_POST variables)
  * "module"_afterpost
  * "module"_content - the string return of this function contains our page body
  *
- * Modules which emit other serialisations besides HTML (XML,JSON, etc.) should do 
+ * Modules which emit other serialisations besides HTML (XML,JSON, etc.) should do
  * so within the module init and/or post functions and then invoke killme() to terminate
  * further processing.
  */
@@ -191,6 +213,10 @@ if(strlen($a->module)) {
 	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}/{$a->module}.php")) {
@@ -218,8 +244,8 @@ if(strlen($a->module)) {
 	 *
 	 * 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 - 
+	 * 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.
 	 *
@@ -361,7 +387,7 @@ if(stristr( implode("",$_SESSION['sysmsg']), t('Permission denied'))) {
  * Report anything which needs to be communicated in the notification area (before the main body)
  *
  */
-	
+
 /*if(x($_SESSION,'sysmsg')) {
 	$a->page['content'] = "<div id=\"sysmsg\" class=\"error-message\">{$_SESSION['sysmsg']}</div>\r\n"
 		. ((x($a->page,'content')) ? $a->page['content'] : '');
@@ -428,7 +454,7 @@ else
 $a->page['htmlhead'] = str_replace('{{$stylesheet}}',$stylesheet,$a->page['htmlhead']);
 //$a->page['htmlhead'] = replace_macros($a->page['htmlhead'], array('$stylesheet' => $stylesheet));
 
-if (($_GET["mode"] == "raw") OR ($_GET["mode"] == "minimal")) {
+if (isset($_GET["mode"]) AND (($_GET["mode"] == "raw") OR ($_GET["mode"] == "minimal"))) {
 	$doc = new DOMDocument();
 
 	$target = new DOMDocument();
@@ -451,7 +477,7 @@ if (($_GET["mode"] == "raw") OR ($_GET["mode"] == "minimal")) {
 	}
 }
 
-if ($_GET["mode"] == "raw") {
+if (isset($_GET["mode"]) AND ($_GET["mode"] == "raw")) {
 
 	header("Content-type: text/html; charset=utf-8");
 
@@ -461,7 +487,7 @@ if ($_GET["mode"] == "raw") {
 	exit;
 
 } elseif (get_pconfig(local_user(),'system','infinite_scroll')
-          AND ($_GET["q"] == "network") AND ($_GET["mode"] != "minimal")) {
+          AND ($a->module == "network") AND ($_GET["mode"] != "minimal")) {
 	if (is_string($_GET["page"]))
 		$pageno = $_GET["page"];
 	else
@@ -485,30 +511,38 @@ $(document).ready(function() {
 });
 
 function loadcontent() {
-	//$("div.loader").show();
+	if (lockLoadContent) return;
+	lockLoadContent = true;
+
+	$("#scroll-loader").fadeIn('normal');
 
 	num+=1;
 
 	console.log('Loading page ' + num);
 
 	$.get('/network?mode=raw$reload_uri&page=' + num, function(data) {
-		$(data).insertBefore('#conversation-end');
+		$("#scroll-loader").hide();
+		if ($(data).length > 0) {
+			$(data).insertBefore('#conversation-end');
+			lockLoadContent = false;
+		} else {
+			$("#scroll-end").fadeIn('normal');
+		}
 	});
-
-	//$("div.loader").fadeOut('normal');
 }
 
 var num = $pageno;
+var lockLoadContent = false;
 
 $(window).scroll(function(e){
 
 	if ($(document).height() != $(window).height()) {
 		// First method that is expected to work - but has problems with Chrome
-		if ($(window).scrollTop() == $(document).height() - $(window).height())
+		if ($(window).scrollTop() > ($(document).height() - $(window).height() * 1.5))
 			loadcontent();
 	} else {
 		// This method works with Chrome - but seems to be much slower in Firefox
-		if ($(window).scrollTop() > (($("section").height() + $("header").height() + $("footer").height()) - $(window).height()))
+		if ($(window).scrollTop() > (($("section").height() + $("header").height() + $("footer").height()) - $(window).height() * 1.5))
 			loadcontent();
 	}
 });
@@ -524,13 +558,13 @@ $profile = $a->profile;
 header("Content-type: text/html; charset=utf-8");
 
 
-if ($_GET["mode"] == "minimal") {
+if (isset($_GET["mode"]) AND ($_GET["mode"] == "minimal")) {
 	//$page['content'] = substr($target->saveHTML(), 6, -8)."\n\n".
 	//			'<div id="conversation-end"></div>'."\n\n";
 
 	require "view/minimal.php";
 } else {
-	$template = 'view/theme/' . current_theme() . '/' 
+	$template = 'view/theme/' . current_theme() . '/'
 		. ((x($a->page,'template')) ? $a->page['template'] : 'default' ) . '.php';
 
 	if(file_exists($template))