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path: root/lib/base.php
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pre { line-height: 125%; }
td.linenos .normal { color: inherit; background-color: transparent; padding-left: 5px; padding-right: 5px; }
span.linenos { color: inherit; background-color: transparent; padding-left: 5px; padding-right: 5px; }
td.linenos .special { color: #000000; background-color: #ffffc0; padding-left: 5px; padding-right: 5px; }
span.linenos.special { color: #000000; background-color: #ffffc0; padding-left: 5px; padding-right: 5px; }
.highlight .hll { background-color: #ffffcc }
.highlight .c { color: #888888 } /* Comment */
.highlight .err { color: #a61717; background-color: #e3d2d2 } /* Error */
.highlight .k { color: #008800; font-weight: bold } /* Keyword */
.highlight .ch { color: #888888 } /* Comment.Hashbang */
.highlight .cm { color: #888888 } /* Comment.Multiline */
.highlight .cp { color: #cc0000; font-weight: bold } /* Comment.Preproc */
.highlight .cpf { color: #888888 } /* Comment.PreprocFile */
.highlight .c1 { color: #888888 } /* Comment.Single */
.highlight .cs { color: #cc0000; font-weight: bold; background-color: #fff0f0 } /* Comment.Special */
.highlight .gd { color: #000000; background-color: #ffdddd } /* Generic.Deleted */
.highlight .ge { font-style: italic } /* Generic.Emph */
.highlight .gr { color: #aa0000 } /* Generic.Error */
.highlight .gh { color: #333333 } /* Generic.Heading */
.highlight .gi { color: #000000; background-color: #ddffdd } /* Generic.Inserted */
.highlight .go { color: #888888 } /* Generic.Output */
.highlight .gp { color: #555555 } /* Generic.Prompt */
.highlight .gs { font-weight: bold } /* Generic.Strong */
.highlight .gu { color: #666666 } /* Generic.Subheading */
.highlight .gt { color: #aa0000 } /* Generic.Traceback */
.highlight .kc { color: #008800; font-weight: bold } /* Keyword.Constant */
.highlight .kd { color: #008800; font-weight: bold } /* Keyword.Declaration */
.highlight .kn { color: #008800; font-weight: bold } /* Keyword.Namespace */
.highlight .kp { color: #008800 } /* Keyword.Pseudo */
.highlight .kr { color: #008800; font-weight: bold } /* Keyword.Reserved */
.highlight .kt { color: #888888; font-weight: bold } /* Keyword.Type */
.highlight .m { color: #0000DD; font-weight: bold } /* Literal.Number */
.highlight .s { color: #dd2200; background-color: #fff0f0 } /* Literal.String */
.highlight .na { color: #336699 } /* Name.Attribute */
.highlight .nb { color: #003388 } /* Name.Builtin */
.highlight .nc { color: #bb0066; font-weight: bold } /* Name.Class */
.highlight .no { color: #003366; font-weight: bold } /* Name.Constant */
.highlight .nd { color: #555555 } /* Name.Decorator */
.highlight .ne { color: #bb0066; font-weight: bold } /* Name.Exception */
.highlight .nf { color: #0066bb; font-weight: bold } /* Name.Function */
.highlight .nl { color: #336699; font-style: italic } /* Name.Label */
.highlight .nn { color: #bb0066; font-weight: bold } /* Name.Namespace */
.highlight .py { color: #336699; font-weight: bold } /* Name.Property */
.highlight .nt { color: #bb0066; font-weight: bold } /* Name.Tag */
.highlight .nv { color: #336699 } /* Name.Variable */
.highlight .ow { color: #008800 } /* Operator.Word */
.highlight .w { color: #bbbbbb } /* Text.Whitespace */
.highlight .mb { color: #0000DD; font-weight: bold } /* Literal.Number.Bin */
.highlight .mf { color: #0000DD; font-weight: bold } /* Literal.Number.Float */
.highlight .mh { color: #0000DD; font-weight: bold } /* Literal.Number.Hex */
.highlight .mi { color: #0000DD; font-weight: bold } /* Literal.Number.Integer */
.highlight .mo { color: #0000DD; font-weight: bold } /* Literal.Number.Oct */
.highlight .sa { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Affix */
.highlight .sb { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Backtick */
.highlight .sc { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Char */
.highlight .dl { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Delimiter */
.highlight .sd { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Doc */
.highlight .s2 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Double */
.highlight .se { color: #0044dd; background-color: #fff0f0 } /* Literal.String.Escape */
.highlight .sh { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Heredoc */
.highlight .si { color: #3333bb; background-color: #fff0f0 } /* Literal.String.Interpol */
.highlight .sx { color: #22bb22; background-color: #f0fff0 } /* Literal.String.Other */
.highlight .sr { color: #008800; background-color: #fff0ff } /* Literal.String.Regex */
.highlight .s1 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Single */
.highlight .ss { color: #aa6600; background-color: #fff0f0 } /* Literal.String.Symbol */
.highlight .bp { color: #003388 } /* Name.Builtin.Pseudo */
.highlight .fm { color: #0066bb; font-weight: bold } /* Name.Function.Magic */
.highlight .vc { color: #336699 } /* Name.Variable.Class */
.highlight .vg { color: #dd7700 } /* Name.Variable.Global */
.highlight .vi { color: #3333bb } /* Name.Variable.Instance */
.highlight .vm { color: #336699 } /* Name.Variable.Magic */
.highlight .il { color: #0000DD; font-weight: bold } /* Literal.Number.Integer.Long */
OC.L10N.register(
    "encryption",
    {
    "Missing recovery key password" : "Senha da chave de recuperação em falta",
    "Please repeat the recovery key password" : "Por favor, repita a senha da chave de recuperação",
    "Repeated recovery key password does not match the provided recovery key password" : "A senha repetidas da chave de valorização não corresponde a senha da chave de recuperação prevista",
    "Recovery key successfully enabled" : "Recuperação de chave habilitada com sucesso",
    "Could not enable recovery key. Please check your recovery key password!" : "Impossível habilitar recuperação de chave. Por favor verifique sua senha para recuperação de chave!",
    "Recovery key successfully disabled" : "Recuperação de chave desabilitada com sucesso",
    "Could not disable recovery key. Please check your recovery key password!" : "Impossível desabilitar recuperação de chave. Por favor verifique sua senha para recuperação de chave!",
    "Missing parameters" : "Parâmetros que faltam",
    "Please provide the old recovery password" : "Por favor, forneça a antiga senha de recuperação",
    "Please provide a new recovery password" : "Por favor, forneça a nova senha de recuperação",
    "Please repeat the new recovery password" : "Por favor, repita a nova senha de recuperação",
    "Password successfully changed." : "Senha alterada com sucesso.",
    "Could not change the password. Maybe the old password was not correct." : "Não foi possível alterar a senha. Talvez a senha antiga não estava correta.",
    "Recovery Key disabled" : "Recuperação de chave desativada",
    "Recovery Key enabled" : "Recuperar Chave habilitada",
    "Could not enable the recovery key, please try again or contact your administrator" : "Não foi possível habilitar a chave recuperada, por favor tente novamente ou entre em contato com seu administrador",
    "Could not update the private key password." : "Não foi possível atualizar a senha da chave privada.",
    "The old password was not correct, please try again." : "A senha antiga não estava correta, por favor, tente novamente.",
    "The current log-in password was not correct, please try again." : "A senha atual do log-in não estava correta, por favor, tente novamente.",
    "Private key password successfully updated." : "Senha de chave privada atualizada com sucesso.",
    "You need to migrate your encryption keys from the old encryption (ownCloud <= 8.0) to the new one. Please run 'occ encryption:migrate' or contact your administrator" : "Você precisa migrar suas chaves de criptografia a partir da antiga criptografia (ownCloud <= 8,0) para a nova. Por favor, execute 'occ encryption:migrate' ou contate o seu administrador",
    "Invalid private key for Encryption App. Please update your private key password in your personal settings to recover access to your encrypted files." : "Chave do App de Criptografia é inválida. Por favor, atualize sua senha de chave privada em suas configurações pessoais para recuperar o acesso a seus arquivos criptografados.",
    "Encryption App is enabled but your keys are not initialized, please log-out and log-in again" : "App de criptografia está ativado, mas as chaves não estão inicializadas, por favor log-out e faça login novamente",
    "Encryption App is enabled and ready" : "Aplicativo de criptografia está ativado e pronto",
    "Bad Signature" : "Assinatura Ruim",
    "Missing Signature" : "Faltando Assinatura",
    "one-time password for server-side-encryption" : "senha de uso único para criptografia-lado-servidor",
    "Can not decrypt this file, probably this is a shared file. Please ask the file owner to reshare the file with you." : "Este arquivo não pode ser decriptado, provavelmente este é um arquivo compartilhado. Por favor peça ao dono do arquivo para compartilha-lo com você.",
    "Can not read this file, probably this is a shared file. Please ask the file owner to reshare the file with you." : "Não é possível ler este arquivo, provavelmente este é um arquivo compartilhado. Por favor, pergunte o dono do arquivo para recompartilhar o arquivo com você.",
    "Hey there,\n\nthe admin enabled server-side-encryption. Your files were encrypted using the password '%s'.\n\nPlease login to the web interface, go to the section 'basic encryption module' of your personal settings and update your encryption password by entering this password into the 'old log-in password' field and your current login-password.\n\n" : "Olá,\n\nO administrador habilitou criptografia-lado-servidor. Os seus arquivos foram criptografados usando a senha '%s'.\n\nPor favor faça o login para a interface da Web, vá para a seção 'módulo de criptografia básico' das suas definições pessoais e atualize sua senha de criptografia, inserindo esta senha no campo 'senha antiga de log-in' e sua atual senha-de-login.\n\n",
    "The share will expire on %s." : "O compartilhamento irá expirar em %s.",
    "Cheers!" : "Saudações!",
    "Hey there,<br><br>the admin enabled server-side-encryption. Your files were encrypted us
<?php
/**
 * ownCloud
 *
 * @author Frank Karlitschek
 * @copyright 2012 Frank Karlitschek frank@owncloud.org
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
 * License as published by the Free Software Foundation; either
 * version 3 of the License, or any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU AFFERO GENERAL PUBLIC LICENSE for more details.
 *
 * You should have received a copy of the GNU Affero General Public
 * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

/**
 * Class that is a namespace for all global OC variables
 * No, we can not put this class in its own file because it is used by
 * OC_autoload!
 */
class OC{
	/**
	 * Assoziative array for autoloading. classname => filename
	 */
	public static $CLASSPATH = array();
	/**
	 * The installation path for owncloud on the server (e.g. /srv/http/owncloud)
	 */
	public static $SERVERROOT = '';
	/**
	 * the current request path relative to the owncloud root (e.g. files/index.php)
	 */
	private static $SUBURI = '';
	/**
	 * the owncloud root path for http requests (e.g. owncloud/)
	 */
	public static $WEBROOT = '';
	/**
	 * The installation path of the 3rdparty folder on the server (e.g. /srv/http/owncloud/3rdparty)
	 */
	public static $THIRDPARTYROOT = '';
	/**
	 * the root path of the 3rdparty folder for http requests (e.g. owncloud/3rdparty)
	 */
	public static $THIRDPARTYWEBROOT = '';
	/**
	 * The installation path array of the apps folder on the server (e.g. /srv/http/owncloud) 'path' and web path in 'url'
	 */
	public static $APPSROOTS = array();
	/*
	 * requested app
	 */
	public static $REQUESTEDAPP = '';
	/*
	 * requested file of app
	 */
	public static $REQUESTEDFILE = '';
	/**
	 * check if owncloud runs in cli mode
	 */
	public static $CLI = false;
	/**
	 * SPL autoload
	 */
	public static function autoload($className){
		if(array_key_exists($className,OC::$CLASSPATH)){
			/** @TODO: Remove this when necessary
			 Remove "apps/" from inclusion path for smooth migration to mutli app dir
			*/
			$path = preg_replace('/apps\//','', OC::$CLASSPATH[$className]);
			require_once $path;
		}
		elseif(strpos($className,'OC_')===0){
			require_once strtolower(str_replace('_','/',substr($className,3)) . '.php');
		}
		elseif(strpos($className,'OCP\\')===0){
			require_once 'public/'.strtolower(str_replace('\\','/',substr($className,3)) . '.php');
		}
		elseif(strpos($className,'OCA\\')===0){
			require_once 'apps/'.strtolower(str_replace('\\','/',substr($className,3)) . '.php');
		}
		elseif(strpos($className,'Sabre_')===0) {
			require_once str_replace('_','/',$className) . '.php';
		}
		elseif(strpos($className,'Test_')===0){
			require_once 'tests/lib/'.strtolower(str_replace('_','/',substr($className,5)) . '.php');
		}
	}

	public static function initPaths(){
		// calculate the root directories
		OC::$SERVERROOT=str_replace("\\",'/',substr(__FILE__,0,-13));
		OC::$SUBURI= str_replace("\\","/",substr(realpath($_SERVER["SCRIPT_FILENAME"]),strlen(OC::$SERVERROOT)));
		$scriptName=$_SERVER["SCRIPT_NAME"];
		if(substr($scriptName,-1)=='/'){
			$scriptName.='index.php';
			//make sure suburi follows the same rules as scriptName
			if(substr(OC::$SUBURI,-9)!='index.php'){
				if(substr(OC::$SUBURI,-1)!='/'){
					OC::$SUBURI=OC::$SUBURI.'/';
				}
				OC::$SUBURI=OC::$SUBURI.'index.php';
			}
		}

		OC::$WEBROOT=substr($scriptName,0,strlen($scriptName)-strlen(OC::$SUBURI));

		if(OC::$WEBROOT!='' and OC::$WEBROOT[0]!=='/'){
			OC::$WEBROOT='/'.OC::$WEBROOT;
		}

		// ensure we can find OC_Config
		set_include_path(
			OC::$SERVERROOT.'/lib'.PATH_SEPARATOR.
			get_include_path()
		);

		// search the 3rdparty folder
		if(OC_Config::getValue('3rdpartyroot', '')<>'' and OC_Config::getValue('3rdpartyurl', '')<>''){
			OC::$THIRDPARTYROOT=OC_Config::getValue('3rdpartyroot', '');
			OC::$THIRDPARTYWEBROOT=OC_Config::getValue('3rdpartyurl', '');
		}elseif(file_exists(OC::$SERVERROOT.'/3rdparty')){
			OC::$THIRDPARTYROOT=OC::$SERVERROOT;
			OC::$THIRDPARTYWEBROOT=OC::$WEBROOT;
		}elseif(file_exists(OC::$SERVERROOT.'/../3rdparty')){
			OC::$THIRDPARTYWEBROOT=rtrim(dirname(OC::$WEBROOT), '/');
			OC::$THIRDPARTYROOT=rtrim(dirname(OC::$SERVERROOT), '/');
		}else{
			echo("3rdparty directory not found! Please put the ownCloud 3rdparty folder in the ownCloud folder or the folder above. You can also configure the location in the config.php file.");
			exit;
		}
		// search the apps folder
		$config_paths = OC_Config::getValue('apps_paths', array());
		if(! empty($config_paths)){
			foreach($config_paths as $paths) {
				if( isset($paths['url']) && isset($paths['path'])) {
					$paths['url'] = rtrim($paths['url'],'/');
					$paths['path'] = rtrim($paths['path'],'/');
					OC::$APPSROOTS[] = $paths;
				}
			}
		}elseif(file_exists(OC::$SERVERROOT.'/apps')){
			OC::$APPSROOTS[] = array('path'=> OC::$SERVERROOT.'/apps', 'url' => '/apps', 'writable' => true);
		}elseif(file_exists(OC::$SERVERROOT.'/../apps')){
			OC::$APPSROOTS[] = array('path'=> rtrim(dirname(OC::$SERVERROOT), '/').'/apps', 'url' => '/apps', 'writable' => true);
		}

		if(empty(OC::$APPSROOTS)){
			echo("apps directory not found! Please put the ownCloud apps folder in the ownCloud folder or the folder above. You can also configure the location in the config.php file.");
			exit;
		}
		$paths = array();
		foreach( OC::$APPSROOTS as $path)
			$paths[] = $path['path'];

		// set the right include path
		set_include_path(
			OC::$SERVERROOT.'/lib'.PATH_SEPARATOR.
			OC::$SERVERROOT.'/config'.PATH_SEPARATOR.
			OC::$THIRDPARTYROOT.'/3rdparty'.PATH_SEPARATOR.
			implode($paths,PATH_SEPARATOR).PATH_SEPARATOR.
			get_include_path().PATH_SEPARATOR.
			OC::$SERVERROOT
		);
	}

	public static function checkInstalled() {
		// Redirect to installer if not installed
		if (!OC_Config::getValue('installed', false) && OC::$SUBURI != '/index.php') {
			if(!OC::$CLI){
				$url = 'http://'.$_SERVER['SERVER_NAME'].OC::$WEBROOT.'/index.php';
				header("Location: $url");
			}
			exit();
		}
	}

	public static function checkSSL() {
		// redirect to https site if configured
		if( OC_Config::getValue( "forcessl", false )){
			ini_set("session.cookie_secure", "on");
			if(OC_Request::serverProtocol()<>'https' and !OC::$CLI) {
				$url = "https://". OC_Request::serverHost() . $_SERVER['REQUEST_URI'];
				header("Location: $url");
				exit();
			}
		}
	}

	public static function checkUpgrade() {
		if(OC_Config::getValue('installed', false)){
			$installedVersion=OC_Config::getValue('version','0.0.0');
			$currentVersion=implode('.',OC_Util::getVersion());
			if (version_compare($currentVersion, $installedVersion, '>')) {
				OC_Log::write('core','starting upgrade from '.$installedVersion.' to '.$currentVersion,OC_Log::DEBUG);
				$result=OC_DB::updateDbFromStructure(OC::$SERVERROOT.'/db_structure.xml');
				if(!$result){
					echo 'Error while upgrading the database';
					die();
				}
				if(file_exists(OC::$SERVERROOT."/config/config.php") and !is_writable(OC::$SERVERROOT."/config/config.php")) {
					$tmpl = new OC_Template( '', 'error', 'guest' );
					$tmpl->assign('errors',array(1=>array('error'=>"Can't write into config directory 'config'",'hint'=>"You can usually fix this by giving the webserver user write access to the config directory in owncloud")));
					$tmpl->printPage();
					exit;
				}

				OC_Config::setValue('version',implode('.',OC_Util::getVersion()));
				OC_App::checkAppsRequirements();
				// load all apps to also upgrade enabled apps
				OC_App::loadApps();
			}
		}
	}

	public static function initTemplateEngine() {
		// Add the stuff we need always
		OC_Util::addScript( "jquery-1.7.2.min" );
		OC_Util::addScript( "jquery-ui-1.8.16.custom.min" );
		OC_Util::addScript( "jquery-showpassword" );
		OC_Util::addScript( "jquery.infieldlabel.min" );
		OC_Util::addScript( "jquery-tipsy" );
		OC_Util::addScript( "oc-dialogs" );
		OC_Util::addScript( "js" );
		OC_Util::addScript( "eventsource" );
		OC_Util::addScript( "config" );
		//OC_Util::addScript( "multiselect" );
		OC_Util::addScript('search','result');

		if( OC_Config::getValue( 'installed', false )){
			if( OC_Appconfig::getValue( 'core', 'backgroundjobs_mode', 'ajax' ) == 'ajax' ){
				OC_Util::addScript( 'backgroundjobs' );
			}
		}
		
		OC_Util::addStyle( "styles" );
		OC_Util::addStyle( "multiselect" );
		OC_Util::addStyle( "jquery-ui-1.8.16.custom" );
		OC_Util::addStyle( "jquery-tipsy" );
	}

	public static function initSession() {
		ini_set('session.cookie_httponly','1;');
		session_start();
	}

	public static function init(){
		// register autoloader
		spl_autoload_register(array('OC','autoload'));
		setlocale(LC_ALL, 'en_US.UTF-8');

		// set some stuff
		//ob_start();
		error_reporting(E_ALL | E_STRICT);
		if (defined('DEBUG') && DEBUG){
			ini_set('display_errors', 1);
		}
		self::$CLI=(php_sapi_name() == 'cli');

		date_default_timezone_set('UTC');
		ini_set('arg_separator.output','&amp;');

		// try to switch magic quotes off.
		if(function_exists('set_magic_quotes_runtime')) {
			@set_magic_quotes_runtime(false);
		}

		//try to configure php to enable big file uploads.
		//this doesn´t work always depending on the webserver and php configuration.
		//Let´s try to overwrite some defaults anyways

		//try to set the maximum execution time to 60min
		@set_time_limit(3600);
		@ini_set('max_execution_time',3600);
		@ini_set('max_input_time',3600);

		//try to set the maximum filesize to 10G
		@ini_set('upload_max_filesize','10G');
		@ini_set('post_max_size','10G');
		@ini_set('file_uploads','50');

		//try to set the session lifetime to 60min
		@ini_set('gc_maxlifetime','3600');


		//set http auth headers for apache+php-cgi work around
		if (isset($_SERVER['HTTP_AUTHORIZATION']) && preg_match('/Basic\s+(.*)$/i', $_SERVER['HTTP_AUTHORIZATION'], $matches))
		{
			list($name, $password) = explode(':', base64_decode($matches[1]));
			$_SERVER['PHP_AUTH_USER'] = strip_tags($name);
			$_SERVER['PHP_AUTH_PW'] = strip_tags($password);
		}

		//set http auth headers for apache+php-cgi work around if variable gets renamed by apache
		if (isset($_SERVER['REDIRECT_HTTP_AUTHORIZATION']) && preg_match('/Basic\s+(.*)$/i', $_SERVER['REDIRECT_HTTP_AUTHORIZATION'], $matches))
		{
			list($name, $password) = explode(':', base64_decode($matches[1]));
			$_SERVER['PHP_AUTH_USER'] = strip_tags($name);
			$_SERVER['PHP_AUTH_PW'] = strip_tags($password);
		}

		self::initPaths();

		// register the stream wrappers
		require_once('streamwrappers.php');
		stream_wrapper_register("fakedir", "OC_FakeDirStream");
		stream_wrapper_register('static', 'OC_StaticStreamWrapper');
		stream_wrapper_register('close', 'OC_CloseStreamWrapper');

		self::checkInstalled();
		self::checkSSL();
		self::initSession();
		self::initTemplateEngine();
		self::checkUpgrade();

		$errors=OC_Util::checkServer();
		if(count($errors)>0) {
			OC_Template::printGuestPage('', 'error', array('errors' => $errors));
			exit;
		}

		// User and Groups
		if( !OC_Config::getValue( "installed", false )){
			$_SESSION['user_id'] = '';
		}

		OC_User::useBackend(new OC_User_Database());
		OC_Group::useBackend(new OC_Group_Database());

		// Load Apps
		// This includes plugins for users and filesystems as well
		global $RUNTIME_NOAPPS;
		global $RUNTIME_APPTYPES;
		if(!$RUNTIME_NOAPPS ){
			if($RUNTIME_APPTYPES){
				OC_App::loadApps($RUNTIME_APPTYPES);
			}else{
				OC_App::loadApps();
			}
		}

		// Check for blacklisted files
		OC_Hook::connect('OC_Filesystem','write','OC_Filesystem','isBlacklisted');
		OC_Hook::connect('OC_Filesystem', 'rename', 'OC_Filesystem', 'isBlacklisted');

		//make sure temporary files are cleaned up
		register_shutdown_function(array('OC_Helper','cleanTmp'));

		//parse the given parameters
		self::$REQUESTEDAPP = (isset($_GET['app']) && trim($_GET['app']) != '' && !is_null($_GET['app'])?str_replace(array('\0', '/', '\\', '..'), '', strip_tags($_GET['app'])):OC_Config::getValue('defaultapp', 'files'));
		if(substr_count(self::$REQUESTEDAPP, '?') != 0){
			$app = substr(self::$REQUESTEDAPP, 0, strpos(self::$REQUESTEDAPP, '?'));
			$param = substr($_GET['app'], strpos($_GET['app'], '?') + 1);
			parse_str($param, $get);
			$_GET = array_merge($_GET, $get);
			self::$REQUESTEDAPP = $app;
			$_GET['app'] = $app;
		}
		self::$REQUESTEDFILE = (isset($_GET['getfile'])?$_GET['getfile']:null);
		if(substr_count(self::$REQUESTEDFILE, '?') != 0){
			$file = substr(self::$REQUESTEDFILE, 0, strpos(self::$REQUESTEDFILE, '?'));
			$param = substr(self::$REQUESTEDFILE, strpos(self::$REQUESTEDFILE, '?') + 1);
			parse_str($param, $get);
			$_GET = array_merge($_GET, $get);
			self::$REQUESTEDFILE = $file;
			$_GET['getfile'] = $file;
		}
		if(!is_null(self::$REQUESTEDFILE)){
			$subdir = OC_App::getAppPath(OC::$REQUESTEDAPP) . '/' . self::$REQUESTEDFILE;
			$parent = OC_App::getAppPath(OC::$REQUESTEDAPP);
			if(!OC_Helper::issubdirectory($subdir, $parent)){
				self::$REQUESTEDFILE = null;
				header('HTTP/1.0 404 Not Found');
				exit;
			}
		}
	}

	/**
	 * @brief Handle the request
	 */
	public static function handleRequest() {
		if (!OC_Config::getValue('installed', false)) {
			// Check for autosetup:
			$autosetup_file = OC::$SERVERROOT."/config/autoconfig.php";
			if( file_exists( $autosetup_file )){
				OC_Log::write('core','Autoconfig file found, setting up owncloud...',OC_Log::INFO);
				include( $autosetup_file );
				$_POST['install'] = 'true';
				$_POST = array_merge ($_POST, $AUTOCONFIG);
				unlink($autosetup_file);
			}
			OC_Util::addScript('setup');
			require_once('setup.php');
			exit();
		}
		// Handle WebDAV
		if($_SERVER['REQUEST_METHOD']=='PROPFIND'){
			header('location: '.OC_Helper::linkToRemote('webdav'));
			return;
		}
		// Handle app css files
		if(substr(OC::$REQUESTEDFILE,-3) == 'css') {
			self::loadCSSFile();
			return;
		}
		// Someone is logged in :
		if(OC_User::isLoggedIn()) {
			OC_App::loadApps();
			if(isset($_GET["logout"]) and ($_GET["logout"])) {
				OC_User::logout();
				header("Location: ".OC::$WEBROOT.'/');
			}else{
				$app = OC::$REQUESTEDAPP;
				$file = OC::$REQUESTEDFILE;
				if(is_null($file)) {
					$file = 'index.php';
				}
				$file_ext = substr($file, -3);
				if ($file_ext != 'php'
					|| !self::loadAppScriptFile($app, $file)) {
					header('HTTP/1.0 404 Not Found');
				}
			}
			return;
		}
		// Not handled and not logged in
		self::handleLogin();
	}

	protected static function loadAppScriptFile($app, $file) {
		$app_path = OC_App::getAppPath($app);
		$file = $app_path . '/' . $file;
		unset($app, $app_path);
		if (file_exists($file)) {
			require_once($file);
			return true;
		}
		return false;
	}

	protected static function loadCSSFile() {
		$app = OC::$REQUESTEDAPP;
		$file = OC::$REQUESTEDFILE;
		$app_path = OC_App::getAppPath($app);
		if (file_exists($app_path . '/' . $file)) {
			$app_web_path = OC_App::getAppWebPath($app);
			$filepath = $app_web_path . '/' . $file;
			$minimizer = new OC_Minimizer_CSS();
			$info = array($app_path, $app_web_path, $file);
			$minimizer->output(array($info), $filepath);
		}
	}

	protected static function handleLogin() {
		OC_App::loadApps(array('prelogin'));
		$error = false;
		// remember was checked after last login
		if (OC::tryRememberLogin()) {
			// nothing more to do

		// Someone wants to log in :
		} elseif (OC::tryFormLogin()) {
			$error = true;
		
		// The user is already authenticated using Apaches AuthType Basic... very usable in combination with LDAP
		} elseif (OC::tryBasicAuthLogin()) {
			$error = true;
		}
		OC_Util::displayLoginPage($error);
	}

	protected static function tryRememberLogin() {
		if(!isset($_COOKIE["oc_remember_login"])
		|| !isset($_COOKIE["oc_token"])
		|| !isset($_COOKIE["oc_username"])
		|| !$_COOKIE["oc_remember_login"]) {
			return false;
		}
		OC_App::loadApps(array('authentication'));
		if(defined("DEBUG") && DEBUG) {
			OC_Log::write('core','Trying to login from cookie',OC_Log::DEBUG);
		}
		// confirm credentials in cookie
		if(isset($_COOKIE['oc_token']) && OC_User::userExists($_COOKIE['oc_username']) &&
		OC_Preferences::getValue($_COOKIE['oc_username'], "login", "token") === $_COOKIE['oc_token']) {
			OC_User::setUserId($_COOKIE['oc_username']);
			OC_Util::redirectToDefaultPage();
		}
		else {
			OC_User::unsetMagicInCookie();
		}
		return true;
	}

	protected static function tryFormLogin() {
		if(!isset($_POST["user"])
		|| !isset($_POST['password'])
		|| !isset($_SESSION['sectoken'])
		|| !isset($_POST['sectoken'])
		|| ($_SESSION['sectoken']!=$_POST['sectoken']) ) {
			return false;
		}
		OC_App::loadApps();
		if(OC_User::login($_POST["user"], $_POST["password"])) {
			if(!empty($_POST["remember_login"])){
				if(defined("DEBUG") && DEBUG) {
					OC_Log::write('core','Setting remember login to cookie', OC_Log::DEBUG);
				}
				$token = md5($_POST["user"].time().$_POST['password']);
				OC_Preferences::setValue($_POST['user'], 'login', 'token', $token);
				OC_User::setMagicInCookie($_POST["user"], $token);
			}
			else {
				OC_User::unsetMagicInCookie();
			}
			OC_Util::redirectToDefaultPage();
		}
		return true;
	}

	protected static function tryBasicAuthLogin() {
		if (!isset($_SERVER["PHP_AUTH_USER"])
		 || !isset($_SERVER["PHP_AUTH_PW"])){
		 	return false;
		}
		OC_App::loadApps(array('authentication'));
		if (OC_User::login($_SERVER["PHP_AUTH_USER"],$_SERVER["PHP_AUTH_PW"]))	{
			//OC_Log::write('core',"Logged in with HTTP Authentication",OC_Log::DEBUG);
			OC_User::unsetMagicInCookie();
			$_REQUEST['redirect_url'] = (isset($_SERVER['REQUEST_URI'])?$_SERVER['REQUEST_URI']:'');
			OC_Util::redirectToDefaultPage();
		}
		return true;
	}

}

// define runtime variables - unless this already has been done
if( !isset( $RUNTIME_NOAPPS )){
	$RUNTIME_NOAPPS = false;
}

if(!function_exists('get_temp_dir')) {
	function get_temp_dir() {
		if( $temp=ini_get('upload_tmp_dir') )        return $temp;
		if( $temp=getenv('TMP') )        return $temp;
		if( $temp=getenv('TEMP') )        return $temp;
		if( $temp=getenv('TMPDIR') )    return $temp;
		$temp=tempnam(__FILE__,'');
		if (file_exists($temp)) {
			unlink($temp);
			return dirname($temp);
		}
		if( $temp=sys_get_temp_dir())    return $temp;

		return null;
	}
}

OC::init();