X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=index.php;h=0290a38be7392666144dd9a4d759915b09ce7ab1;hb=f43aaf5227af34b870bae3715f2cb1de293aa272;hp=ebc65cdb018904f550ccda6c6e1cd21ff2c8bca1;hpb=32da3b2f58607868800794d85f1f07d313537e23;p=friendica.git

diff --git a/index.php b/index.php
index ebc65cdb01..0290a38be7 100644
--- a/index.php
+++ b/index.php
@@ -1,36 +1,35 @@
 <?php
-
-
 /**
- *
+ * @file index.php
  * Friendica
- *
  */
 
 /**
- *
- * bootstrap the application
- *
+ * Bootstrap the application
  */
 
-use \Friendica\Core\Config;
+use Friendica\App;
+use Friendica\BaseObject;
+use Friendica\Core\System;
+use Friendica\Core\Config;
+use Friendica\Core\Worker;
+use Friendica\Database\DBM;
 
-require_once('boot.php');
-require_once('object/BaseObject.php');
+require_once 'boot.php';
 
-$a = new App;
-BaseObject::set_app($a);
+if (empty($a)) {
+	$a = new App(__DIR__);
+}
+BaseObject::setApp($a);
 
 // We assume that the index.php is called by a frontend process
 // The value is set to "true" by default in boot.php
 $a->backend = false;
 
 /**
- *
  * Load the configuration file which contains our DB credentials.
  * Ignore errors. If the file doesn't exist or is empty, we are running in
  * installation mode.
- *
  */
 
 $install = ((file_exists('.htconfig.php') && filesize('.htconfig.php')) ? false : true);
@@ -41,15 +40,13 @@ if (!$install) {
 }
 
 /**
- *
  * Try to open the database;
- *
  */
 
 require_once "include/dba.php";
 
 if (!$install) {
-	$db = new dba($db_host, $db_user, $db_pass, $db_data, $install);
+	dba::connect($db_host, $db_user, $db_pass, $db_data, $install);
 	unset($db_host, $db_user, $db_pass, $db_data);
 
 	/**
@@ -58,26 +55,27 @@ if (!$install) {
 
 	Config::load();
 
-	if ($a->max_processes_reached() OR $a->maxload_reached()) {
+	if ($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 ($a->get_scheme() == "http") AND
-		(intval(get_config('system', 'ssl_policy')) == SSL_POLICY_FULL) AND
-		(substr(App::get_baseurl(), 0, 8) == "https://")) {
+	if (Config::get('system', 'force_ssl') && ($a->get_scheme() == "http")
+		&& (intval(Config::get('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');
 
-	$maintenance = get_config('system', 'maintenance');
+	$maintenance = Config::get('system', 'maintenance');
 }
 
 $lang = get_browser_language();
@@ -85,14 +83,12 @@ $lang = get_browser_language();
 load_translation_table($lang);
 
 /**
- *
  * Important stuff we always need to do.
  *
  * 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
  * order was critical to everything working properly
- *
  */
 
 // Exclude the backend processes from the session management
@@ -101,34 +97,35 @@ if (!$a->is_backend()) {
 	session_start();
 	$a->save_timestamp($stamp1, "parser");
 } else {
-	require_once "include/poller.php";
-
-	call_worker_if_idle();
+	Worker::executeIfIdle();
 }
 
 /**
  * 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 (x($_SESSION,'authenticated') && !x($_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']));
+	$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'] !== $lang)) {
+if ((x($_SESSION, 'language')) && ($_SESSION['language'] !== $lang)) {
 	$lang = $_SESSION['language'];
 	load_translation_table($lang);
 }
 
-if ((x($_GET,'zrl')) && (!$install && !$maintenance)) {
+if ((x($_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($_GET['zrl'], PHP_URL_QUERY) == "") AND
-		strstr(parse_url($_GET['zrl'], PHP_URL_PATH), "/profile/")) {
+	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);
+		$a->query_string = preg_replace('/[\?&]zrl=(.*?)([\?&]|$)/is', '', $a->query_string);
 		zrl_init($a);
 	} else {
 		// Someone came with an invalid parameter, maybe as a DDoS attempt
@@ -141,23 +138,21 @@ 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
  * link header.
  *
  * What we really need to do is output the raw headers ourselves so we can keep them separate.
- *
  */
 
-// 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");
+if (x($_COOKIE["Friendica"]) || (x($_SESSION, 'authenticated')) || (x($_POST, 'auth-params')) || ($a->module === 'login')) {
+	require "include/auth.php";
 }
 
-if (! x($_SESSION,'authenticated')) {
+if (! x($_SESSION, 'authenticated')) {
 	header('X-Account-Management-Status: none');
 }
 
@@ -166,14 +161,18 @@ $a->page['htmlhead'] = '';
 $a->page['end'] = '';
 
 
-if (! x($_SESSION,'sysmsg')) {
+if (! x($_SESSION, 'sysmsg')) {
 	$_SESSION['sysmsg'] = array();
 }
 
-if (! x($_SESSION,'sysmsg_info')) {
+if (! x($_SESSION, 'sysmsg_info')) {
 	$_SESSION['sysmsg_info'] = array();
 }
 
+// Array for informations about last received items
+if (! x($_SESSION, 'last_updated')) {
+	$_SESSION['last_updated'] = array();
+}
 /*
  * check_config() is responsible for running update scripts. These automatically
  * update the DB schema whenever we push a new one out. It also checks to see if
@@ -188,14 +187,14 @@ if ($install && $a->module!="view") {
 	$a->module = 'maintenance';
 } else {
 	check_url($a);
-	check_db();
+	check_db(false);
 	check_plugins($a);
 }
 
 nav_set_selected('nothing');
 
 //Don't populate apps_menu if apps are private
-$privateapps = get_config('config','private_addons');
+$privateapps = Config::get('config', 'private_addons');
 if ((local_user()) || (! $privateapps === "1")) {
 	$arr = array('app_menu' => $a->apps);
 
@@ -205,7 +204,6 @@ if ((local_user()) || (! $privateapps === "1")) {
 }
 
 /**
- *
  * We have already parsed the server path into $a->argc and $a->argv
  *
  * $a->argv[0] is our module name. We will load the file mod/{$a->argv[0]}.php
@@ -226,10 +224,8 @@ if ((local_user()) || (! $privateapps === "1")) {
 if (strlen($a->module)) {
 
 	/**
-	 *
 	 * We will always have a module name.
 	 * First see if we have a plugin which is masquerading as a module.
-	 *
 	 */
 
 	// Compatibility with the Android Diaspora client
@@ -238,18 +234,18 @@ 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";
 	}
 
-	$privateapps = get_config('config','private_addons');
+	$privateapps = Config::get('config', 'private_addons');
 
-	if (is_array($a->plugins) && in_array($a->module,$a->plugins) && file_exists("addon/{$a->module}/{$a->module}.php")) {
+	if (is_array($a->plugins) && in_array($a->module, $a->plugins) && file_exists("addon/{$a->module}/{$a->module}.php")) {
 		//Check if module is an app and if public access to apps is allowed or not
 		if ((!local_user()) && plugin_is_app($a->module) && $privateapps === "1") {
-			info( t("You must be logged in to use addons. "));
+			info(t("You must be logged in to use addons. "));
 		} else {
-			include_once("addon/{$a->module}/{$a->module}.php");
+			include_once "addon/{$a->module}/{$a->module}.php";
 			if (function_exists($a->module . '_module')) {
 				$a->module_loaded = true;
 			}
@@ -261,12 +257,11 @@ if (strlen($a->module)) {
 	 */
 
 	if ((! $a->module_loaded) && (file_exists("mod/{$a->module}.php"))) {
-		include_once("mod/{$a->module}.php");
+		include_once "mod/{$a->module}.php";
 		$a->module_loaded = true;
 	}
 
 	/**
-	 *
 	 * 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'.
@@ -275,47 +270,47 @@ if (strlen($a->module)) {
 	 * this will often succeed and eventually do the right thing.
 	 *
 	 * Otherwise we are going to emit a 404 not found.
-	 *
 	 */
 
 	if (! $a->module_loaded) {
-
 		// Stupid browser tried to pre-fetch our Javascript img template. Don't log the event or return anything - just quietly exit.
-		if ((x($_SERVER,'QUERY_STRING')) && preg_match('/{[0-9]}/',$_SERVER['QUERY_STRING']) !== 0) {
+		if ((x($_SERVER, 'QUERY_STRING')) && preg_match('/{[0-9]}/', $_SERVER['QUERY_STRING']) !== 0) {
 			killme();
 		}
 
-		if ((x($_SERVER,'QUERY_STRING')) && ($_SERVER['QUERY_STRING'] === 'q=internal_error.html') && isset($dreamhost_error_hack)) {
+		if ((x($_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: ' . $_SERVER['QUERY_STRING'], LOGGER_DEBUG);
 		header($_SERVER["SERVER_PROTOCOL"] . ' 404 ' . t('Not Found'));
 		$tpl = get_markup_template("404.tpl");
-		$a->page['content'] = replace_macros($tpl, array(
-			'$message' =>  t('Page not found.' )
-		));
+		$a->page['content'] = replace_macros(
+			$tpl,
+			array(
+			'$message' =>  t('Page not found.'))
+		);
 	}
 }
 
 /**
- * load current theme info
+ * Load current theme info
  */
 $theme_info_file = "view/theme/".current_theme()."/theme.php";
-if (file_exists($theme_info_file)){
-	require_once($theme_info_file);
+if (file_exists($theme_info_file)) {
+	require_once $theme_info_file;
 }
 
 
 /* initialise content region */
 
-if (! x($a->page,'content')) {
+if (! x($a->page, 'content')) {
 	$a->page['content'] = '';
 }
 
 if (!$install && !$maintenance) {
-	call_hooks('page_content_top',$a->page['content']);
+	call_hooks('page_content_top', $a->page['content']);
 }
 
 /**
@@ -332,21 +327,22 @@ if ($a->module_loaded) {
 		$func($a);
 	}
 
-	if (function_exists(str_replace('-','_',current_theme()) . '_init')) {
-		$func = str_replace('-','_',current_theme()) . '_init';
+	if (function_exists(str_replace('-', '_', current_theme()) . '_init')) {
+		$func = str_replace('-', '_', current_theme()) . '_init';
 		$func($a);
 	}
 
 	if (($_SERVER['REQUEST_METHOD'] === 'POST') && (! $a->error)
 		&& (function_exists($a->module . '_post'))
-		&& (! x($_POST,'auth-params'))) {
+		&& (! x($_POST, 'auth-params'))
+	) {
 		call_hooks($a->module . '_mod_post', $_POST);
 		$func = $a->module . '_post';
 		$func($a);
 	}
 
 	if ((! $a->error) && (function_exists($a->module . '_afterpost'))) {
-		call_hooks($a->module . '_mod_afterpost',$placeholder);
+		call_hooks($a->module . '_mod_afterpost', $placeholder);
 		$func = $a->module . '_afterpost';
 		$func($a);
 	}
@@ -361,8 +357,8 @@ if ($a->module_loaded) {
 		$a->page['content'] .= $arr['content'];
 	}
 
-	if (function_exists(str_replace('-','_',current_theme()) . '_content_loaded')) {
-		$func = str_replace('-','_',current_theme()) . '_content_loaded';
+	if (function_exists(str_replace('-', '_', current_theme()) . '_content_loaded')) {
+		$func = str_replace('-', '_', current_theme()) . '_content_loaded';
 		$func($a);
 	}
 }
@@ -424,10 +420,12 @@ if ($a->is_mobile || $a->is_tablet) {
 	} else {
 		$link = 'toggle_mobile?off=1&address=' . curPageURL();
 	}
-	$a->page['footer'] = replace_macros(get_markup_template("toggle_mobile_footer.tpl"), array(
-		'$toggle_link' => $link,
-		'$toggle_text' => t('toggle mobile')
-	));
+	$a->page['footer'] = replace_macros(
+		get_markup_template("toggle_mobile_footer.tpl"),
+		array(
+			'$toggle_link' => $link,
+			'$toggle_text' => t('toggle mobile'))
+	);
 }
 
 /**
@@ -440,10 +438,10 @@ if (!$a->theme['stylesheet']) {
 	$stylesheet = $a->theme['stylesheet'];
 }
 
-$a->page['htmlhead'] = str_replace('{{$stylesheet}}',$stylesheet,$a->page['htmlhead']);
+$a->page['htmlhead'] = str_replace('{{$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();
 
 	$target = new DOMDocument();
@@ -466,8 +464,7 @@ if (isset($_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);
@@ -481,8 +478,21 @@ $profile = $a->profile;
 header("X-Friendica-Version: " . FRIENDICA_VERSION);
 header("Content-type: text/html; charset=utf-8");
 
+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 
+ * We use $_GET["mode"] for special page templates. So we will check if we have
  * to load another page template than the default one.
  * The page templates are located in /view/php/ or in the theme directory.
  */
@@ -491,7 +501,7 @@ if (isset($_GET["mode"])) {
 }
 
 // If there is no page template use the default page template
-if (!$template) {
+if (empty($template)) {
 	$template = theme_include("default.php");
 }