852 lines
27 KiB
PHP
852 lines
27 KiB
PHP
<?php
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/**
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* ownCloud
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*
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* @author Frank Karlitschek
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* @copyright 2012 Frank Karlitschek frank@owncloud.org
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
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* License as published by the Free Software Foundation; either
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* version 3 of the License, or any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU AFFERO GENERAL PUBLIC LICENSE for more details.
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*
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* You should have received a copy of the GNU Affero General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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require_once 'public/constants.php';
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/**
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* Class that is a namespace for all global OC variables
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* No, we can not put this class in its own file because it is used by
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* OC_autoload!
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*/
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class OC {
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/**
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* Associative array for autoloading. classname => filename
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*/
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public static $CLASSPATH = array();
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/**
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* The installation path for owncloud on the server (e.g. /srv/http/owncloud)
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*/
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public static $SERVERROOT = '';
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/**
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* the current request path relative to the owncloud root (e.g. files/index.php)
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*/
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private static $SUBURI = '';
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/**
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* the owncloud root path for http requests (e.g. owncloud/)
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*/
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public static $WEBROOT = '';
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/**
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* The installation path of the 3rdparty folder on the server (e.g. /srv/http/owncloud/3rdparty)
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*/
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public static $THIRDPARTYROOT = '';
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/**
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* the root path of the 3rdparty folder for http requests (e.g. owncloud/3rdparty)
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*/
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public static $THIRDPARTYWEBROOT = '';
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/**
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* The installation path array of the apps folder on the server (e.g. /srv/http/owncloud) 'path' and
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* web path in 'url'
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*/
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public static $APPSROOTS = array();
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/*
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* requested app
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*/
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public static $REQUESTEDAPP = '';
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/*
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* requested file of app
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*/
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public static $REQUESTEDFILE = '';
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/**
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* check if owncloud runs in cli mode
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*/
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public static $CLI = false;
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/*
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* OC router
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*/
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protected static $router = null;
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/**
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* SPL autoload
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*/
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public static function autoload($className) {
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$className = trim($className, '\\');
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if (array_key_exists($className, OC::$CLASSPATH)) {
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$path = OC::$CLASSPATH[$className];
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/** @TODO: Remove this when necessary
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Remove "apps/" from inclusion path for smooth migration to mutli app dir
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*/
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if (strpos($path, 'apps/') === 0) {
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OC_Log::write('core', 'include path for class "' . $className . '" starts with "apps/"', OC_Log::DEBUG);
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$path = str_replace('apps/', '', $path);
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}
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} elseif (strpos($className, 'OC_') === 0) {
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$path = strtolower(str_replace('_', '/', substr($className, 3)) . '.php');
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} elseif (strpos($className, 'OC\\') === 0) {
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$path = strtolower(str_replace('\\', '/', substr($className, 3)) . '.php');
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} elseif (strpos($className, 'OCP\\') === 0) {
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$path = 'public/' . strtolower(str_replace('\\', '/', substr($className, 3)) . '.php');
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} elseif (strpos($className, 'OCA\\') === 0) {
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foreach (self::$APPSROOTS as $appDir) {
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$path = strtolower(str_replace('\\', '/', substr($className, 4)) . '.php');
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$fullPath = stream_resolve_include_path($appDir['path'] . '/' . $path);
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if (file_exists($fullPath)) {
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require_once $fullPath;
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return false;
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}
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// If not found in the root of the app directory, insert '/lib' after app id and try again.
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$libpath = substr($path, 0, strpos($path, '/')) . '/lib' . substr($path, strpos($path, '/'));
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$fullPath = stream_resolve_include_path($appDir['path'] . '/' . $libpath);
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if (file_exists($fullPath)) {
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require_once $fullPath;
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return false;
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}
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}
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} elseif (strpos($className, 'Sabre_') === 0) {
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$path = str_replace('_', '/', $className) . '.php';
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} elseif (strpos($className, 'Symfony\\Component\\Routing\\') === 0) {
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$path = 'symfony/routing/' . str_replace('\\', '/', $className) . '.php';
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} elseif (strpos($className, 'Sabre\\VObject') === 0) {
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$path = str_replace('\\', '/', $className) . '.php';
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} elseif (strpos($className, 'Test_') === 0) {
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$path = 'tests/lib/' . strtolower(str_replace('_', '/', substr($className, 5)) . '.php');
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} elseif (strpos($className, 'Test\\') === 0) {
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$path = 'tests/lib/' . strtolower(str_replace('\\', '/', substr($className, 5)) . '.php');
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} else {
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return false;
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}
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if ($fullPath = stream_resolve_include_path($path)) {
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require_once $fullPath;
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}
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return false;
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}
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public static function initPaths() {
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// calculate the root directories
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OC::$SERVERROOT = str_replace("\\", '/', substr(__DIR__, 0, -4));
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// ensure we can find OC_Config
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set_include_path(
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OC::$SERVERROOT . '/lib' . PATH_SEPARATOR .
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get_include_path()
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);
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OC::$SUBURI = str_replace("\\", "/", substr(realpath($_SERVER["SCRIPT_FILENAME"]), strlen(OC::$SERVERROOT)));
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$scriptName = OC_Request::scriptName();
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if (substr($scriptName, -1) == '/') {
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$scriptName .= 'index.php';
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//make sure suburi follows the same rules as scriptName
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if (substr(OC::$SUBURI, -9) != 'index.php') {
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if (substr(OC::$SUBURI, -1) != '/') {
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OC::$SUBURI = OC::$SUBURI . '/';
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}
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OC::$SUBURI = OC::$SUBURI . 'index.php';
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}
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}
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OC::$WEBROOT = substr($scriptName, 0, strlen($scriptName) - strlen(OC::$SUBURI));
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if (OC::$WEBROOT != '' and OC::$WEBROOT[0] !== '/') {
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OC::$WEBROOT = '/' . OC::$WEBROOT;
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}
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// search the 3rdparty folder
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if (OC_Config::getValue('3rdpartyroot', '') <> '' and OC_Config::getValue('3rdpartyurl', '') <> '') {
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OC::$THIRDPARTYROOT = OC_Config::getValue('3rdpartyroot', '');
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OC::$THIRDPARTYWEBROOT = OC_Config::getValue('3rdpartyurl', '');
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} elseif (file_exists(OC::$SERVERROOT . '/3rdparty')) {
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OC::$THIRDPARTYROOT = OC::$SERVERROOT;
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OC::$THIRDPARTYWEBROOT = OC::$WEBROOT;
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} elseif (file_exists(OC::$SERVERROOT . '/../3rdparty')) {
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OC::$THIRDPARTYWEBROOT = rtrim(dirname(OC::$WEBROOT), '/');
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OC::$THIRDPARTYROOT = rtrim(dirname(OC::$SERVERROOT), '/');
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} else {
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echo('3rdparty directory not found! Please put the ownCloud 3rdparty'
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.' folder in the ownCloud folder or the folder above.'
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.' You can also configure the location in the config.php file.');
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exit;
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}
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// search the apps folder
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$config_paths = OC_Config::getValue('apps_paths', array());
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if (!empty($config_paths)) {
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foreach ($config_paths as $paths) {
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if (isset($paths['url']) && isset($paths['path'])) {
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$paths['url'] = rtrim($paths['url'], '/');
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$paths['path'] = rtrim($paths['path'], '/');
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OC::$APPSROOTS[] = $paths;
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}
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}
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} elseif (file_exists(OC::$SERVERROOT . '/apps')) {
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OC::$APPSROOTS[] = array('path' => OC::$SERVERROOT . '/apps', 'url' => '/apps', 'writable' => true);
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} elseif (file_exists(OC::$SERVERROOT . '/../apps')) {
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OC::$APPSROOTS[] = array(
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'path' => rtrim(dirname(OC::$SERVERROOT), '/') . '/apps',
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'url' => '/apps',
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'writable' => true
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);
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}
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if (empty(OC::$APPSROOTS)) {
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echo('apps directory not found! Please put the ownCloud apps folder in the ownCloud folder'
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.' or the folder above. You can also configure the location in the config.php file.');
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exit;
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}
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$paths = array();
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foreach (OC::$APPSROOTS as $path) {
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$paths[] = $path['path'];
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}
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// set the right include path
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set_include_path(
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OC::$SERVERROOT . '/lib' . PATH_SEPARATOR .
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OC::$SERVERROOT . '/config' . PATH_SEPARATOR .
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OC::$THIRDPARTYROOT . '/3rdparty' . PATH_SEPARATOR .
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implode($paths, PATH_SEPARATOR) . PATH_SEPARATOR .
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get_include_path() . PATH_SEPARATOR .
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OC::$SERVERROOT
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);
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}
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public static function checkConfig() {
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if (file_exists(OC::$SERVERROOT . "/config/config.php")
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and !is_writable(OC::$SERVERROOT . "/config/config.php")) {
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$tmpl = new OC_Template('', 'error', 'guest');
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$tmpl->assign('errors', array(1 => array(
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'error' => "Can't write into config directory 'config'",
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'hint' => 'You can usually fix this by giving the webserver user write access'
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.' to the config directory in owncloud'
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)));
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$tmpl->printPage();
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exit();
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}
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}
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public static function checkInstalled() {
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// Redirect to installer if not installed
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if (!OC_Config::getValue('installed', false) && OC::$SUBURI != '/index.php') {
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if (!OC::$CLI) {
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$url = 'http://' . $_SERVER['SERVER_NAME'] . OC::$WEBROOT . '/index.php';
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header("Location: $url");
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}
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exit();
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}
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}
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public static function checkSSL() {
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// redirect to https site if configured
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if (OC_Config::getValue("forcessl", false)) {
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header('Strict-Transport-Security: max-age=31536000');
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ini_set("session.cookie_secure", "on");
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if (OC_Request::serverProtocol() <> 'https' and !OC::$CLI) {
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$url = "https://" . OC_Request::serverHost() . OC_Request::requestUri();
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header("Location: $url");
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exit();
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}
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} else {
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// Invalidate HSTS headers
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if (OC_Request::serverProtocol() === 'https') {
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header('Strict-Transport-Security: max-age=0');
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}
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}
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}
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public static function checkMaintenanceMode() {
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// Allow ajax update script to execute without being stopped
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if (OC_Config::getValue('maintenance', false) && OC::$SUBURI != '/core/ajax/update.php') {
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// send http status 503
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header('HTTP/1.1 503 Service Temporarily Unavailable');
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header('Status: 503 Service Temporarily Unavailable');
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header('Retry-After: 120');
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// render error page
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$tmpl = new OC_Template('', 'error', 'guest');
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$tmpl->assign('errors', array(1 => array('error' => 'ownCloud is in maintenance mode')));
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$tmpl->printPage();
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exit();
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}
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}
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public static function checkUpgrade($showTemplate = true) {
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if (OC_Config::getValue('installed', false)) {
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$installedVersion = OC_Config::getValue('version', '0.0.0');
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$currentVersion = implode('.', OC_Util::getVersion());
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if (version_compare($currentVersion, $installedVersion, '>')) {
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if ($showTemplate && !OC_Config::getValue('maintenance', false)) {
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OC_Config::setValue('maintenance', true);
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OC_Log::write('core',
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'starting upgrade from ' . $installedVersion . ' to ' . $currentVersion,
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OC_Log::WARN);
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$minimizerCSS = new OC_Minimizer_CSS();
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$minimizerCSS->clearCache();
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$minimizerJS = new OC_Minimizer_JS();
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$minimizerJS->clearCache();
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OC_Util::addscript('update');
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$tmpl = new OC_Template('', 'update', 'guest');
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$tmpl->assign('version', OC_Util::getVersionString());
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$tmpl->printPage();
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exit();
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} else {
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return true;
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}
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}
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return false;
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}
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}
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public static function initTemplateEngine() {
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// Add the stuff we need always
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OC_Util::addScript("jquery-1.7.2.min");
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OC_Util::addScript("jquery-ui-1.10.0.custom");
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OC_Util::addScript("jquery-showpassword");
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OC_Util::addScript("jquery.infieldlabel");
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OC_Util::addScript("jquery-tipsy");
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OC_Util::addScript("compatibility");
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OC_Util::addScript("oc-dialogs");
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OC_Util::addScript("js");
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OC_Util::addScript("eventsource");
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OC_Util::addScript("config");
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//OC_Util::addScript( "multiselect" );
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OC_Util::addScript('search', 'result');
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OC_Util::addScript('router');
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OC_Util::addStyle("styles");
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OC_Util::addStyle("multiselect");
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OC_Util::addStyle("jquery-ui-1.10.0.custom");
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OC_Util::addStyle("jquery-tipsy");
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OC_Util::addScript("oc-requesttoken");
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}
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public static function initSession() {
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// prevents javascript from accessing php session cookies
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ini_set('session.cookie_httponly', '1;');
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// set the cookie path to the ownCloud directory
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$cookie_path = OC::$WEBROOT ?: '/';
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ini_set('session.cookie_path', $cookie_path);
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// set the session name to the instance id - which is unique
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session_name(OC_Util::getInstanceId());
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// if session cant be started break with http 500 error
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if (session_start() === false){
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OC_Log::write('core', 'Session could not be initialized',
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OC_Log::ERROR);
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header('HTTP/1.1 500 Internal Server Error');
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OC_Util::addStyle("styles");
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$error = 'Session could not be initialized. Please contact your ';
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$error .= 'system administrator';
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$tmpl = new OC_Template('', 'error', 'guest');
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$tmpl->assign('errors', array(1 => array('error' => $error)));
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$tmpl->printPage();
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exit();
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}
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// regenerate session id periodically to avoid session fixation
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if (!isset($_SESSION['SID_CREATED'])) {
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$_SESSION['SID_CREATED'] = time();
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} else if (time() - $_SESSION['SID_CREATED'] > 60*60*12) {
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session_regenerate_id(true);
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$_SESSION['SID_CREATED'] = time();
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}
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// session timeout
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if (isset($_SESSION['LAST_ACTIVITY']) && (time() - $_SESSION['LAST_ACTIVITY'] > 60*60*24)) {
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if (isset($_COOKIE[session_name()])) {
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setcookie(session_name(), '', time() - 42000, $cookie_path);
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}
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session_unset();
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session_destroy();
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session_start();
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}
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$_SESSION['LAST_ACTIVITY'] = time();
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}
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public static function getRouter() {
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if (!isset(OC::$router)) {
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OC::$router = new OC_Router();
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OC::$router->loadRoutes();
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}
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return OC::$router;
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}
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public static function loadAppClassPaths() {
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foreach (OC_APP::getEnabledApps() as $app) {
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$file = OC_App::getAppPath($app) . '/appinfo/classpath.php';
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if (file_exists($file)) {
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require_once $file;
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}
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}
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}
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public static function init() {
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// register autoloader
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spl_autoload_register(array('OC', 'autoload'));
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OC_Util::issetlocaleworking();
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// set some stuff
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//ob_start();
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error_reporting(E_ALL | E_STRICT);
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if (defined('DEBUG') && DEBUG) {
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ini_set('display_errors', 1);
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}
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self::$CLI = (php_sapi_name() == 'cli');
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date_default_timezone_set('UTC');
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ini_set('arg_separator.output', '&');
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// try to switch magic quotes off.
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if (get_magic_quotes_gpc()==1) {
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ini_set('magic_quotes_runtime', 0);
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}
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//try to configure php to enable big file uploads.
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//this doesn´t work always depending on the webserver and php configuration.
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//Let´s try to overwrite some defaults anyways
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//try to set the maximum execution time to 60min
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@set_time_limit(3600);
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@ini_set('max_execution_time', 3600);
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@ini_set('max_input_time', 3600);
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//try to set the maximum filesize to 10G
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@ini_set('upload_max_filesize', '10G');
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@ini_set('post_max_size', '10G');
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@ini_set('file_uploads', '50');
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//try to set the session lifetime to 60min
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@ini_set('gc_maxlifetime', '3600');
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//copy http auth headers for apache+php-fcgid work around
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if (isset($_SERVER['HTTP_XAUTHORIZATION']) && !isset($_SERVER['HTTP_AUTHORIZATION'])) {
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$_SERVER['HTTP_AUTHORIZATION'] = $_SERVER['HTTP_XAUTHORIZATION'];
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}
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//set http auth headers for apache+php-cgi work around
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if (isset($_SERVER['HTTP_AUTHORIZATION'])
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&& preg_match('/Basic\s+(.*)$/i', $_SERVER['HTTP_AUTHORIZATION'], $matches)) {
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list($name, $password) = explode(':', base64_decode($matches[1]), 2);
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$_SERVER['PHP_AUTH_USER'] = strip_tags($name);
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$_SERVER['PHP_AUTH_PW'] = strip_tags($password);
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}
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//set http auth headers for apache+php-cgi work around if variable gets renamed by apache
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if (isset($_SERVER['REDIRECT_HTTP_AUTHORIZATION'])
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&& preg_match('/Basic\s+(.*)$/i', $_SERVER['REDIRECT_HTTP_AUTHORIZATION'], $matches)) {
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list($name, $password) = explode(':', base64_decode($matches[1]), 2);
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$_SERVER['PHP_AUTH_USER'] = strip_tags($name);
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$_SERVER['PHP_AUTH_PW'] = strip_tags($password);
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}
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self::initPaths();
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// set debug mode if an xdebug session is active
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if (!defined('DEBUG') || !DEBUG) {
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if (isset($_COOKIE['XDEBUG_SESSION'])) {
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define('DEBUG', true);
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}
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}
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if (!defined('PHPUNIT_RUN') and !(defined('DEBUG') and DEBUG)) {
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register_shutdown_function(array('OC_Log', 'onShutdown'));
|
||
set_error_handler(array('OC_Log', 'onError'));
|
||
set_exception_handler(array('OC_Log', 'onException'));
|
||
}
|
||
|
||
// register the stream wrappers
|
||
stream_wrapper_register('fakedir', 'OC\Files\Stream\Dir');
|
||
stream_wrapper_register('static', 'OC\Files\Stream\StaticStream');
|
||
stream_wrapper_register('close', 'OC\Files\Stream\Close');
|
||
stream_wrapper_register('oc', 'OC\Files\Stream\OC');
|
||
|
||
self::initTemplateEngine();
|
||
self::checkConfig();
|
||
self::checkInstalled();
|
||
self::checkSSL();
|
||
self::initSession();
|
||
|
||
$errors = OC_Util::checkServer();
|
||
if (count($errors) > 0) {
|
||
OC_Template::printGuestPage('', 'error', array('errors' => $errors));
|
||
exit;
|
||
}
|
||
|
||
// User and Groups
|
||
if (!OC_Config::getValue("installed", false)) {
|
||
$_SESSION['user_id'] = '';
|
||
}
|
||
|
||
OC_User::useBackend(new OC_User_Database());
|
||
OC_Group::useBackend(new OC_Group_Database());
|
||
|
||
if (isset($_SERVER['PHP_AUTH_USER']) && isset($_SESSION['user_id'])
|
||
&& $_SERVER['PHP_AUTH_USER'] != $_SESSION['user_id']) {
|
||
OC_User::logout();
|
||
}
|
||
|
||
// 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();
|
||
}
|
||
}
|
||
|
||
//setup extra user backends
|
||
OC_User::setupBackends();
|
||
|
||
self::registerCacheHooks();
|
||
self::registerFilesystemHooks();
|
||
self::registerShareHooks();
|
||
|
||
//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']) ? OC_App::cleanAppId(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;
|
||
}
|
||
}
|
||
|
||
// write error into log if locale can't be set
|
||
if (OC_Util::issetlocaleworking() == false) {
|
||
OC_Log::write('core',
|
||
'setting locale to en_US.UTF-8/en_US.UTF8 failed. Support is probably not installed on your system',
|
||
OC_Log::ERROR);
|
||
}
|
||
if (OC_Config::getValue('installed', false) && !self::checkUpgrade(false)) {
|
||
if (OC_Appconfig::getValue('core', 'backgroundjobs_mode', 'ajax') == 'ajax') {
|
||
OC_Util::addScript('backgroundjobs');
|
||
}
|
||
}
|
||
}
|
||
|
||
/**
|
||
* register hooks for the cache
|
||
*/
|
||
public static function registerCacheHooks() {
|
||
// register cache cleanup jobs
|
||
OC_BackgroundJob_RegularTask::register('OC_Cache_FileGlobal', 'gc');
|
||
OC_Hook::connect('OC_User', 'post_login', 'OC_Cache_File', 'loginListener');
|
||
}
|
||
|
||
/**
|
||
* register hooks for the filesystem
|
||
*/
|
||
public static function registerFilesystemHooks() {
|
||
// Check for blacklisted files
|
||
OC_Hook::connect('OC_Filesystem', 'write', 'OC_Filesystem', 'isBlacklisted');
|
||
OC_Hook::connect('OC_Filesystem', 'rename', 'OC_Filesystem', 'isBlacklisted');
|
||
}
|
||
|
||
/**
|
||
* register hooks for sharing
|
||
*/
|
||
public static function registerShareHooks() {
|
||
OC_Hook::connect('OC_User', 'post_deleteUser', 'OCP\Share', 'post_deleteUser');
|
||
OC_Hook::connect('OC_User', 'post_addToGroup', 'OCP\Share', 'post_addToGroup');
|
||
OC_Hook::connect('OC_User', 'post_removeFromGroup', 'OCP\Share', 'post_removeFromGroup');
|
||
OC_Hook::connect('OC_User', 'post_deleteGroup', 'OCP\Share', 'post_deleteGroup');
|
||
}
|
||
|
||
/**
|
||
* @brief Handle the request
|
||
*/
|
||
public static function handleRequest() {
|
||
// load all the classpaths from the enabled apps so they are available
|
||
// in the routing files of each app
|
||
OC::loadAppClassPaths();
|
||
|
||
// Check if ownCloud is installed or in maintenance (update) mode
|
||
if (!OC_Config::getValue('installed', false)) {
|
||
require_once 'core/setup.php';
|
||
exit();
|
||
}
|
||
|
||
$request = OC_Request::getPathInfo();
|
||
if(substr($request, -3) !== '.js') {// we need these files during the upgrade
|
||
self::checkMaintenanceMode();
|
||
self::checkUpgrade();
|
||
}
|
||
|
||
if (!self::$CLI) {
|
||
try {
|
||
if (!OC_Config::getValue('maintenance', false)) {
|
||
OC_App::loadApps();
|
||
}
|
||
OC::getRouter()->match(OC_Request::getRawPathInfo());
|
||
return;
|
||
} catch (Symfony\Component\Routing\Exception\ResourceNotFoundException $e) {
|
||
//header('HTTP/1.0 404 Not Found');
|
||
} catch (Symfony\Component\Routing\Exception\MethodNotAllowedException $e) {
|
||
OC_Response::setStatus(405);
|
||
return;
|
||
}
|
||
}
|
||
|
||
$app = OC::$REQUESTEDAPP;
|
||
$file = OC::$REQUESTEDFILE;
|
||
$param = array('app' => $app, 'file' => $file);
|
||
// Handle app css files
|
||
if (substr($file, -3) == 'css') {
|
||
self::loadCSSFile($param);
|
||
return;
|
||
}
|
||
|
||
// Handle redirect URL for logged in users
|
||
if (isset($_REQUEST['redirect_url']) && OC_User::isLoggedIn()) {
|
||
$location = OC_Helper::makeURLAbsolute(urldecode($_REQUEST['redirect_url']));
|
||
|
||
// Deny the redirect if the URL contains a @
|
||
// This prevents unvalidated redirects like ?redirect_url=:user@domain.com
|
||
if (strpos($location, '@') === FALSE) {
|
||
header('Location: ' . $location);
|
||
return;
|
||
}
|
||
}
|
||
// Handle WebDAV
|
||
if ($_SERVER['REQUEST_METHOD'] == 'PROPFIND') {
|
||
header('location: ' . OC_Helper::linkToRemote('webdav'));
|
||
return;
|
||
}
|
||
|
||
// Someone is logged in :
|
||
if (OC_User::isLoggedIn()) {
|
||
OC_App::loadApps();
|
||
OC_User::setupBackends();
|
||
if (isset($_GET["logout"]) and ($_GET["logout"])) {
|
||
if (isset($_COOKIE['oc_token'])) {
|
||
OC_Preferences::deleteKey(OC_User::getUser(), 'login_token', $_COOKIE['oc_token']);
|
||
}
|
||
OC_User::logout();
|
||
header("Location: " . OC::$WEBROOT . '/');
|
||
} else {
|
||
if (is_null($file)) {
|
||
$param['file'] = 'index.php';
|
||
}
|
||
$file_ext = substr($param['file'], -3);
|
||
if ($file_ext != 'php'
|
||
|| !self::loadAppScriptFile($param)
|
||
) {
|
||
header('HTTP/1.0 404 Not Found');
|
||
}
|
||
}
|
||
return;
|
||
}
|
||
// Not handled and not logged in
|
||
self::handleLogin();
|
||
}
|
||
|
||
public static function loadAppScriptFile($param) {
|
||
OC_App::loadApps();
|
||
$app = $param['app'];
|
||
$file = $param['file'];
|
||
$app_path = OC_App::getAppPath($app);
|
||
$file = $app_path . '/' . $file;
|
||
unset($app, $app_path);
|
||
if (file_exists($file)) {
|
||
require_once $file;
|
||
return true;
|
||
}
|
||
return false;
|
||
}
|
||
|
||
public static function loadCSSFile($param) {
|
||
$app = $param['app'];
|
||
$file = $param['file'];
|
||
$app_path = OC_App::getAppPath($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 = array();
|
||
// remember was checked after last login
|
||
if (OC::tryRememberLogin()) {
|
||
$error[] = 'invalidcookie';
|
||
|
||
// Someone wants to log in :
|
||
} elseif (OC::tryFormLogin()) {
|
||
$error[] = 'invalidpassword';
|
||
|
||
// The user is already authenticated using Apaches AuthType Basic... very usable in combination with LDAP
|
||
} elseif (OC::tryBasicAuthLogin()) {
|
||
$error[] = 'invalidpassword';
|
||
}
|
||
OC_Util::displayLoginPage(array_unique($error));
|
||
}
|
||
|
||
protected static function cleanupLoginTokens($user) {
|
||
$cutoff = time() - OC_Config::getValue('remember_login_cookie_lifetime', 60 * 60 * 24 * 15);
|
||
$tokens = OC_Preferences::getKeys($user, 'login_token');
|
||
foreach ($tokens as $token) {
|
||
$time = OC_Preferences::getValue($user, 'login_token', $token);
|
||
if ($time < $cutoff) {
|
||
OC_Preferences::deleteKey($user, 'login_token', $token);
|
||
}
|
||
}
|
||
}
|
||
|
||
protected static function tryRememberLogin() {
|
||
if (!isset($_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($_COOKIE['oc_username'])) {
|
||
// delete outdated cookies
|
||
self::cleanupLoginTokens($_COOKIE['oc_username']);
|
||
// get stored tokens
|
||
$tokens = OC_Preferences::getKeys($_COOKIE['oc_username'], 'login_token');
|
||
// test cookies token against stored tokens
|
||
if (in_array($_COOKIE['oc_token'], $tokens, true)) {
|
||
// replace successfully used token with a new one
|
||
OC_Preferences::deleteKey($_COOKIE['oc_username'], 'login_token', $_COOKIE['oc_token']);
|
||
$token = OC_Util::generate_random_bytes(32);
|
||
OC_Preferences::setValue($_COOKIE['oc_username'], 'login_token', $token, time());
|
||
OC_User::setMagicInCookie($_COOKIE['oc_username'], $token);
|
||
// login
|
||
OC_User::setUserId($_COOKIE['oc_username']);
|
||
OC_Util::redirectToDefaultPage();
|
||
// doesn't return
|
||
}
|
||
// if you reach this point you have changed your password
|
||
// or you are an attacker
|
||
// we can not delete tokens here because users may reach
|
||
// this point multiple times after a password change
|
||
OC_Log::write('core', 'Authentication cookie rejected for user ' . $_COOKIE['oc_username'], OC_Log::WARN);
|
||
}
|
||
OC_User::unsetMagicInCookie();
|
||
return true;
|
||
}
|
||
|
||
protected static function tryFormLogin() {
|
||
if (!isset($_POST["user"]) || !isset($_POST['password'])) {
|
||
return false;
|
||
}
|
||
|
||
OC_App::loadApps();
|
||
|
||
//setup extra user backends
|
||
OC_User::setupBackends();
|
||
|
||
if (OC_User::login($_POST["user"], $_POST["password"])) {
|
||
// setting up the time zone
|
||
if (isset($_POST['timezone-offset'])) {
|
||
$_SESSION['timezone'] = $_POST['timezone-offset'];
|
||
}
|
||
|
||
self::cleanupLoginTokens($_POST['user']);
|
||
if (!empty($_POST["remember_login"])) {
|
||
if (defined("DEBUG") && DEBUG) {
|
||
OC_Log::write('core', 'Setting remember login to cookie', OC_Log::DEBUG);
|
||
}
|
||
$token = OC_Util::generate_random_bytes(32);
|
||
OC_Preferences::setValue($_POST['user'], 'login_token', $token, time());
|
||
OC_User::setMagicInCookie($_POST["user"], $token);
|
||
} else {
|
||
OC_User::unsetMagicInCookie();
|
||
}
|
||
OC_Util::redirectToDefaultPage();
|
||
exit();
|
||
}
|
||
return true;
|
||
}
|
||
|
||
protected static function tryBasicAuthLogin() {
|
||
if (!isset($_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();
|
||
$_REQUEST['redirect_url'] = OC_Request::requestUri();
|
||
OC_Util::redirectToDefaultPage();
|
||
}
|
||
return true;
|
||
}
|
||
|
||
}
|
||
|
||
// define runtime variables - unless this already has been done
|
||
if (!isset($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();
|