X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=index.php;h=c94675a59ae65a887fe181c1350f714555d3e8d4;hb=578dc6f9672ca81a21ff70363cb16fb7cd0aca7c;hp=d3310ba1aad256026e07f9b6b3f47a32d8dce15a;hpb=f173322539fe17eb151550db6f16b0f271e80f2d;p=friendica.git

diff --git a/index.php b/index.php
index d3310ba1aa..c94675a59a 100644
--- a/index.php
+++ b/index.php
@@ -13,12 +13,16 @@
  *
  */
 
-use \Friendica\Core\Config;
+use Friendica\App;
+use Friendica\Core\System;
+use Friendica\Core\Config;
 
-require_once('boot.php');
-require_once('object/BaseObject.php');
+require_once 'boot.php';
+require_once 'object/BaseObject.php';
 
-$a = new App;
+if (empty($a)) {
+	$a = new App(__DIR__);
+}
 BaseObject::set_app($a);
 
 // We assume that the index.php is called by a frontend process
@@ -37,7 +41,7 @@ $install = ((file_exists('.htconfig.php') && filesize('.htconfig.php')) ? false
 
 // Only load config if found, don't surpress errors
 if (!$install) {
-	include(".htconfig.php");
+	include ".htconfig.php";
 }
 
 /**
@@ -46,11 +50,11 @@ if (!$install) {
  *
  */
 
-require_once("include/dba.php");
+require_once "include/dba.php";
 
 if (!$install) {
-	$db = new dba($db_host, $db_user, $db_pass, $db_data, $install);
-	    unset($db_host, $db_user, $db_pass, $db_data);
+	dba::connect($db_host, $db_user, $db_pass, $db_data, $install);
+	unset($db_host, $db_user, $db_pass, $db_data);
 
 	/**
 	 * Load configs from db. Overwrite configs from .htconfig.php
@@ -58,22 +62,22 @@ if (!$install) {
 
 	Config::load();
 
-	if ($a->max_processes_reached() OR $a->maxload_reached()) {
-		header($_SERVER["SERVER_PROTOCOL"].' 503 Service Temporarily Unavailable');
+	if ($a->max_processes_reached() || $a->maxload_reached()) {
+		header($_SERVER["SERVER_PROTOCOL"] . ' 503 Service Temporarily Unavailable');
 		header('Retry-After: 120');
-		header('Refresh: 120; url='.App::get_baseurl()."/".$a->query_string);
+		header('Refresh: 120; url=' . System::baseUrl() . "/" . $a->query_string);
 		die("System is currently unavailable. Please try again later");
 	}
 
-	if (get_config('system','force_ssl') AND ($a->get_scheme() == "http") AND
-		(intval(get_config('system','ssl_policy')) == SSL_POLICY_FULL) AND
-		(substr(App::get_baseurl(), 0, 8) == "https://")) {
+	if (get_config('system', 'force_ssl') && ($a->get_scheme() == "http") &&
+		(intval(get_config('system', 'ssl_policy')) == SSL_POLICY_FULL) &&
+		(substr(System::baseUrl(), 0, 8) == "https://")) {
 		header("HTTP/1.1 302 Moved Temporarily");
-		header("Location: ".App::get_baseurl()."/".$a->query_string);
+		header("Location: " . System::baseUrl() . "/" . $a->query_string);
 		exit();
 	}
 
-	require_once("include/session.php");
+	require_once 'include/session.php';
 	load_hooks();
 	call_hooks('init_1');
 
@@ -112,9 +116,11 @@ if (!$a->is_backend()) {
  */
 if (x($_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']));
+	$r = dba::select('user', array('language'), array('uid' => $_SESSION['uid']), array('limit' => 1));
 	$_SESSION['language'] = $lang;
-	if (dbm::is_result($r)) $_SESSION['language'] = $r[0]['language'];
+	if (dbm::is_result($r)) {
+		$_SESSION['language'] = $r['language'];
+	}
 }
 
 if ((x($_SESSION,'language')) && ($_SESSION['language'] !== $lang)) {
@@ -125,7 +131,7 @@ if ((x($_SESSION,'language')) && ($_SESSION['language'] !== $lang)) {
 if ((x($_GET,'zrl')) && (!$install && !$maintenance)) {
 	// Only continue when the given profile link seems valid
 	// Valid profile links contain a path with "/profile/" and no query parameters
-	if ((parse_url($_GET['zrl'], PHP_URL_QUERY) == "") AND
+	if ((parse_url($_GET['zrl'], PHP_URL_QUERY) == "") &&
 		strstr(parse_url($_GET['zrl'], PHP_URL_PATH), "/profile/")) {
 		$_SESSION['my_url'] = $_GET['zrl'];
 		$a->query_string = preg_replace('/[\?&]zrl=(.*?)([\?&]|$)/is','',$a->query_string);
@@ -151,7 +157,7 @@ if ((x($_GET,'zrl')) && (!$install && !$maintenance)) {
  *
  */
 
-// header('Link: <' . App::get_baseurl() . '/amcd>; rel="acct-mgmt";');
+// header('Link: <' . System::baseUrl() . '/amcd>; rel="acct-mgmt";');
 
 if (x($_COOKIE["Friendica"]) || (x($_SESSION,'authenticated')) || (x($_POST,'auth-params')) || ($a->module === 'login')) {
 	require("include/auth.php");
@@ -174,6 +180,10 @@ if (! x($_SESSION,'sysmsg_info')) {
 	$_SESSION['sysmsg_info'] = array();
 }
 
+// Array for informations about last received items
+if (! x($_SESSION,'last_updated')) {
+	$_SESSION['last_updated'] = array();
+}
 /*
  * check_config() is responsible for running update scripts. These automatically
  * update the DB schema whenever we push a new one out. It also checks to see if
@@ -188,7 +198,7 @@ if ($install && $a->module!="view") {
 	$a->module = 'maintenance';
 } else {
 	check_url($a);
-	check_db();
+	check_db(false);
 	check_plugins($a);
 }
 
@@ -238,7 +248,7 @@ if (strlen($a->module)) {
 	}
 
 	// Compatibility with the Firefox App
-	if (($a->module == "users") AND ($a->cmd == "users/sign_in")) {
+	if (($a->module == "users") && ($a->cmd == "users/sign_in")) {
 		$a->module = "login";
 	}
 
@@ -287,7 +297,7 @@ if (strlen($a->module)) {
 
 		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(App::get_baseurl() . $_SERVER['REQUEST_URI']);
+			goaway(System::baseUrl() . $_SERVER['REQUEST_URI']);
 		}
 
 		logger('index.php: page not found: ' . $_SERVER['REQUEST_URI'] . ' ADDRESS: ' . $_SERVER['REMOTE_ADDR'] . ' QUERY: ' . $_SERVER['QUERY_STRING'], LOGGER_DEBUG);
@@ -336,13 +346,6 @@ if ($a->module_loaded) {
 		$func = str_replace('-','_',current_theme()) . '_init';
 		$func($a);
 	}
-//	elseif (x($a->theme_info,"extends") && file_exists("view/theme/".$a->theme_info["extends"]."/theme.php")) {
-//		require_once("view/theme/".$a->theme_info["extends"]."/theme.php");
-//		if (function_exists(str_replace('-','_',$a->theme_info["extends"]) . '_init')) {
-//			$func = str_replace('-','_',$a->theme_info["extends"]) . '_init';
-//			$func($a);
-//		}
-//	}
 
 	if (($_SERVER['REQUEST_METHOD'] === 'POST') && (! $a->error)
 		&& (function_exists($a->module . '_post'))
@@ -376,25 +379,23 @@ if ($a->module_loaded) {
 
 /*
  * Create the page head after setting the language
- * and getting any auth credentials
+ * and getting any auth credentials.
  *
  * Moved init_pagehead() and init_page_end() to after
  * all the module functions have executed so that all
- * theme choices made by the modules can take effect
+ * theme choices made by the modules can take effect.
  */
 
 $a->init_pagehead();
 
-/**
+/*
  * Build the page ending -- this is stuff that goes right before
  * the closing </body> tag
  */
-
 $a->init_page_end();
 
 // If you're just visiting, let javascript take you home
-
-if (x($_SESSION,'visitor_home')) {
+if (x($_SESSION, 'visitor_home')) {
 	$homebase = $_SESSION['visitor_home'];
 } elseif (local_user()) {
 	$homebase = 'profile/' . $a->user['nickname'];
@@ -404,51 +405,29 @@ if (isset($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( implode("",$_SESSION['sysmsg']), t('Permission denied'))) {
+/*
+ * 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(implode("", $_SESSION['sysmsg']), t('Permission denied'))) {
 	header($_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 the navigation (menu) template
- *
  */
-
 if ($a->module != 'install' && $a->module != 'maintenance') {
 	nav($a);
 }
 
-/**
+/*
  * Add a "toggle mobile" link if we're using a mobile device
  */
-
 if ($a->is_mobile || $a->is_tablet) {
 	if (isset($_SESSION['show-mobile']) && !$_SESSION['show-mobile']) {
 		$link = 'toggle_mobile?address=' . curPageURL();
@@ -474,7 +453,7 @@ if (!$a->theme['stylesheet']) {
 $a->page['htmlhead'] = str_replace('{{$stylesheet}}',$stylesheet,$a->page['htmlhead']);
 //$a->page['htmlhead'] = replace_macros($a->page['htmlhead'], array('$stylesheet' => $stylesheet));
 
-if (isset($_GET["mode"]) AND (($_GET["mode"] == "raw") OR ($_GET["mode"] == "minimal"))) {
+if (isset($_GET["mode"]) && (($_GET["mode"] == "raw") || ($_GET["mode"] == "minimal"))) {
 	$doc = new DOMDocument();
 
 	$target = new DOMDocument();
@@ -482,6 +461,7 @@ if (isset($_GET["mode"]) AND (($_GET["mode"] == "raw") OR ($_GET["mode"] == "min
 
 	$content = mb_convert_encoding($a->page["content"], 'HTML-ENTITIES', "UTF-8");
 
+	/// @TODO one day, kill those error-surpressing @ stuff, or PHP should ban it
 	@$doc->loadHTML($content);
 
 	$xpath = new DomXPath($doc);
@@ -489,7 +469,6 @@ if (isset($_GET["mode"]) AND (($_GET["mode"] == "raw") OR ($_GET["mode"] == "min
 	$list = $xpath->query("//*[contains(@id,'tread-wrapper-')]");  /* */
 
 	foreach ($list as $item) {
-
 		$item = $target->importNode($item, true);
 
 		// And then append it to the target
@@ -497,39 +476,49 @@ if (isset($_GET["mode"]) AND (($_GET["mode"] == "raw") OR ($_GET["mode"] == "min
 	}
 }
 
-if (isset($_GET["mode"]) AND ($_GET["mode"] == "raw")) {
+if (isset($_GET["mode"]) && ($_GET["mode"] == "raw")) {
 
 	header("Content-type: text/html; charset=utf-8");
 
 	echo substr($target->saveHTML(), 6, -8);
 
-	if (!$a->is_backend()) {
-		session_write_close();
-	}
-	exit;
-
+	killme();
 }
 
 $page    = $a->page;
 $profile = $a->profile;
 
-header("X-Friendica-Version: ".FRIENDICA_VERSION);
+header("X-Friendica-Version: " . FRIENDICA_VERSION);
 header("Content-type: text/html; charset=utf-8");
 
-// We use $_GET["mode"] for special page templates. So we will check if we have 
-// to load another page template than the default one
-// The page templates are located in /view/php/ or in the theme directory
+if (Config::get('system', 'hsts') && (Config::get('system', 'ssl_policy') == SSL_POLICY_FULL)) {
+	header("Strict-Transport-Security: max-age=31536000");
+}
+
+// Some security stuff
+header('X-Content-Type-Options: nosniff');
+header('X-XSS-Protection: 1; mode=block');
+header('X-Permitted-Cross-Domain-Policies: none');
+header('X-Frame-Options: sameorigin');
+
+// Things like embedded OSM maps don't work, when this is enabled
+// header("Content-Security-Policy: default-src 'self'; script-src 'self' 'unsafe-inline' 'unsafe-eval'; connect-src 'self'; style-src 'self' 'unsafe-inline'; font-src 'self'; img-src 'self' https: data:; media-src 'self' https:; child-src 'self' https:; object-src 'none'");
+
+/*
+ * We use $_GET["mode"] for special page templates. So we will check if we have
+ * to load another page template than the default one.
+ * The page templates are located in /view/php/ or in the theme directory.
+ */
 if (isset($_GET["mode"])) {
-		$template = theme_include($_GET["mode"].'.php');
+	$template = theme_include($_GET["mode"] . '.php');
 }
 
 // If there is no page template use the default page template
-if (!$template) {
+if (empty($template)) {
 	$template = theme_include("default.php");
 }
 
-require_once($template);
+/// @TODO Looks unsafe (remote-inclusion), is maybe not but theme_include() uses file_exists() but does not escape anything
+require_once $template;
 
-if (!$a->is_backend())
-	session_write_close();
-exit;
+killme();