987 lines
32 KiB
PHP
987 lines
32 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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public static $configDir;
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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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* check if owncloud runs in cli mode
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*/
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public static $CLI = false;
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/**
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* @deprecated use \OC::$server->getSession() instead
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* @var \OC\Session\Session
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*/
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public static $session = null;
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/**
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* @var \OC\Autoloader $loader
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*/
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public static $loader = null;
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/**
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* @var \OC\Server
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*/
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public static $server = null;
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public static function initPaths() {
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// calculate the root directories
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OC::$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::$SERVERROOT . '/lib' . PATH_SEPARATOR .
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get_include_path()
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);
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if(defined('PHPUNIT_CONFIG_DIR')) {
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self::$configDir = OC::$SERVERROOT . '/' . PHPUNIT_CONFIG_DIR . '/';
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} elseif(defined('PHPUNIT_RUN') and PHPUNIT_RUN and is_dir(OC::$SERVERROOT . '/tests/config/')) {
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self::$configDir = OC::$SERVERROOT . '/tests/config/';
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} else {
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self::$configDir = OC::$SERVERROOT . '/config/';
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}
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OC_Config::$object = new \OC\Config(self::$configDir);
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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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if (substr($scriptName, 0 - strlen(OC::$SUBURI)) === OC::$SUBURI) {
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OC::$WEBROOT = substr($scriptName, 0, 0 - strlen(OC::$SUBURI));
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if (OC::$WEBROOT != '' && OC::$WEBROOT[0] !== '/') {
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OC::$WEBROOT = '/' . OC::$WEBROOT;
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}
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} else {
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// The scriptName is not ending with OC::$SUBURI
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// This most likely means that we are calling from CLI.
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// However some cron jobs still need to generate
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// a web URL, so we use overwritewebroot as a fallback.
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OC::$WEBROOT = OC_Config::getValue('overwritewebroot', '');
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}
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// search the 3rdparty folder
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OC::$THIRDPARTYROOT = OC_Config::getValue('3rdpartyroot', null);
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OC::$THIRDPARTYWEBROOT = OC_Config::getValue('3rdpartyurl', null);
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if (empty(OC::$THIRDPARTYROOT) && empty(OC::$THIRDPARTYWEBROOT)) {
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if (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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}
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}
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if (empty(OC::$THIRDPARTYROOT) || !file_exists(OC::$THIRDPARTYROOT)) {
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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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return;
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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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throw new Exception('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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}
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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/private' . 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(PATH_SEPARATOR, $paths) . PATH_SEPARATOR .
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get_include_path() . PATH_SEPARATOR .
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OC::$SERVERROOT
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);
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}
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public static function checkConfig() {
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$l = \OC::$server->getL10N('lib');
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if (file_exists(self::$configDir . "/config.php")
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and !is_writable(self::$configDir . "/config.php")
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) {
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if (self::$CLI) {
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echo $l->t('Cannot write into "config" directory!')."\n";
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echo $l->t('This can usually be fixed by giving the webserver write access to the config directory')."\n";
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echo "\n";
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echo $l->t('See %s', array(\OC_Helper::linkToDocs('admin-dir_permissions')))."\n";
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exit;
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} else {
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OC_Template::printErrorPage(
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$l->t('Cannot write into "config" directory!'),
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$l->t('This can usually be fixed by '
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. '%sgiving the webserver write access to the config directory%s.',
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array('<a href="'.\OC_Helper::linkToDocs('admin-dir_permissions').'" target="_blank">', '</a>'))
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);
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}
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}
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}
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public static function checkInstalled() {
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// Redirect to installer if not installed
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if (!OC_Config::getValue('installed', false) && OC::$SUBURI != '/index.php') {
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if (OC::$CLI) {
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throw new Exception('Not installed');
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} else {
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$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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$tmpl = new OC_Template('', 'update.user', 'guest');
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OC_Util::addscript('maintenance-check');
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$tmpl->printPage();
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die();
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}
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}
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public static function checkSingleUserMode() {
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$user = OC_User::getUserSession()->getUser();
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$group = OC_Group::getManager()->get('admin');
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if ($user && OC_Config::getValue('singleuser', false) && !$group->inGroup($user)) {
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// send http status 503
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header('HTTP/1.1 503 Service Temporarily Unavailable');
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header('Status: 503 Service Temporarily Unavailable');
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header('Retry-After: 120');
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// render error page
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$tmpl = new OC_Template('', 'singleuser.user', 'guest');
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$tmpl->printPage();
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die();
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}
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}
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/**
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* check if the instance needs to preform an upgrade
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*
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* @return bool
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* @deprecated use \OCP\Util::needUpgrade() instead
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*/
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public static function needUpgrade() {
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return \OCP\Util::needUpgrade();
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}
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/**
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* Checks if the version requires an update and shows
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* @param bool $showTemplate Whether an update screen should get shown
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* @return bool|void
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*/
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public static function checkUpgrade($showTemplate = true) {
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if (\OCP\Util::needUpgrade()) {
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if ($showTemplate && !OC_Config::getValue('maintenance', false)) {
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$version = OC_Util::getVersion();
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$oldTheme = OC_Config::getValue('theme');
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OC_Config::setValue('theme', '');
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OC_Util::addScript('config'); // needed for web root
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OC_Util::addScript('update');
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$tmpl = new OC_Template('', 'update.admin', 'guest');
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$tmpl->assign('version', OC_Util::getVersionString());
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// get third party apps
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$apps = OC_App::getEnabledApps();
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$incompatibleApps = array();
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foreach ($apps as $appId) {
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$info = OC_App::getAppInfo($appId);
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if(!OC_App::isAppCompatible($version, $info)) {
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$incompatibleApps[] = $info;
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}
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}
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$tmpl->assign('appList', $incompatibleApps);
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$tmpl->assign('productName', 'ownCloud'); // for now
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$tmpl->assign('oldTheme', $oldTheme);
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$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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public static function initTemplateEngine() {
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// Add the stuff we need always
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// TODO: read from core/js/core.json
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OC_Util::addScript("jquery-1.10.0.min");
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OC_Util::addScript("jquery-migrate-1.2.1.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("placeholders");
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OC_Util::addScript("jquery-tipsy");
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OC_Util::addScript("compatibility");
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OC_Util::addScript("underscore");
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OC_Util::addScript("jquery.ocdialog");
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OC_Util::addScript("oc-dialogs");
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OC_Util::addScript("js");
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OC_Util::addScript("l10n");
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OC_Util::addTranslations("core");
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OC_Util::addScript("octemplate");
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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("oc-requesttoken");
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OC_Util::addScript("apps");
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OC_Util::addScript("snap");
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OC_Util::addVendorScript('moment/min/moment-with-locales');
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// avatars
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if (\OC_Config::getValue('enable_avatars', true) === true) {
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\OC_Util::addScript('placeholder');
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\OC_Util::addScript('3rdparty', 'md5/md5.min');
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\OC_Util::addScript('jquery.avatar');
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\OC_Util::addScript('avatar');
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}
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OC_Util::addStyle("styles");
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OC_Util::addStyle("header");
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OC_Util::addStyle("mobile");
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OC_Util::addStyle("icons");
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OC_Util::addStyle("fonts");
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OC_Util::addStyle("apps");
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OC_Util::addStyle("fixes");
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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::addStyle("jquery.ocdialog");
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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', $cookie_path);
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// Let the session name be changed in the initSession Hook
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$sessionName = OC_Util::getInstanceId();
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try {
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// Allow session apps to create a custom session object
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$useCustomSession = false;
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$session = self::$server->getSession();
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OC_Hook::emit('OC', 'initSession', array('session' => &$session, 'sessionName' => &$sessionName, 'useCustomSession' => &$useCustomSession));
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if($useCustomSession) {
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// use the session reference as the new Session
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self::$server->setSession($session);
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} else {
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// set the session name to the instance id - which is unique
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self::$server->setSession(new \OC\Session\Internal($sessionName));
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}
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// if session cant be started break with http 500 error
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} catch (Exception $e) {
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//show the user a detailed error page
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OC_Response::setStatus(OC_Response::STATUS_INTERNAL_SERVER_ERROR);
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OC_Template::printExceptionErrorPage($e);
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}
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$sessionLifeTime = self::getSessionLifeTime();
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// regenerate session id periodically to avoid session fixation
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/**
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* @var \OCP\ISession $session
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*/
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$session = self::$server->getSession();
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if (!$session->exists('SID_CREATED')) {
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$session->set('SID_CREATED', time());
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} else if (time() - $session->get('SID_CREATED') > $sessionLifeTime / 2) {
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session_regenerate_id(true);
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$session->set('SID_CREATED', time());
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}
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// session timeout
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if ($session->exists('LAST_ACTIVITY') && (time() - $session->get('LAST_ACTIVITY') > $sessionLifeTime)) {
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if (isset($_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->set('LAST_ACTIVITY', time());
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}
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/**
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* @return string
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*/
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private static function getSessionLifeTime() {
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return OC_Config::getValue('session_lifetime', 60 * 60 * 24);
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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 $file;
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}
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}
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}
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public static function init() {
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// register autoloader
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$loaderStart = microtime(true);
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require_once __DIR__ . '/autoloader.php';
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self::$loader = new \OC\Autoloader();
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spl_autoload_register(array(self::$loader, 'load'));
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$loaderEnd = microtime(true);
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self::initPaths();
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// setup 3rdparty autoloader
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$vendorAutoLoad = OC::$THIRDPARTYROOT . '/3rdparty/autoload.php';
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if (file_exists($vendorAutoLoad)) {
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require_once $vendorAutoLoad;
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} else {
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OC_Response::setStatus(OC_Response::STATUS_SERVICE_UNAVAILABLE);
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OC_Template::printErrorPage('Composer autoloader not found, unable to continue.');
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}
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// setup the basic server
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self::$server = new \OC\Server();
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\OC::$server->getEventLogger()->log('autoloader', 'Autoloader', $loaderStart, $loaderEnd);
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\OC::$server->getEventLogger()->start('boot', 'Initialize');
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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::$CLI = (php_sapi_name() == 'cli');
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date_default_timezone_set('UTC');
|
||
ini_set('arg_separator.output', '&');
|
||
|
||
// try to switch magic quotes off.
|
||
if (get_magic_quotes_gpc() == 1) {
|
||
ini_set('magic_quotes_runtime', 0);
|
||
}
|
||
//try to configure php to enable big file uploads.
|
||
//this doesn´t work always depending on the webserver and php configuration.
|
||
//Let´s try to overwrite some defaults anyways
|
||
|
||
//try to set the maximum execution time to 60min
|
||
@set_time_limit(3600);
|
||
@ini_set('max_execution_time', 3600);
|
||
@ini_set('max_input_time', 3600);
|
||
|
||
//try to set the maximum filesize to 10G
|
||
@ini_set('upload_max_filesize', '10G');
|
||
@ini_set('post_max_size', '10G');
|
||
@ini_set('file_uploads', '50');
|
||
|
||
self::handleAuthHeaders();
|
||
self::registerAutoloaderCache();
|
||
|
||
// initialize intl fallback is necessary
|
||
\Patchwork\Utf8\Bootup::initIntl();
|
||
OC_Util::isSetLocaleWorking();
|
||
|
||
if (!defined('PHPUNIT_RUN')) {
|
||
OC\Log\ErrorHandler::setLogger(OC_Log::$object);
|
||
if (defined('DEBUG') and DEBUG) {
|
||
OC\Log\ErrorHandler::register(true);
|
||
set_exception_handler(array('OC_Template', 'printExceptionErrorPage'));
|
||
} else {
|
||
OC\Log\ErrorHandler::register();
|
||
}
|
||
}
|
||
|
||
// 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('quota', 'OC\Files\Stream\Quota');
|
||
stream_wrapper_register('oc', 'OC\Files\Stream\OC');
|
||
|
||
\OC::$server->getEventLogger()->start('init_session', 'Initialize session');
|
||
OC_App::loadApps(array('session'));
|
||
if (self::$CLI) {
|
||
self::$session = new \OC\Session\Memory('');
|
||
} else {
|
||
self::initSession();
|
||
}
|
||
\OC::$server->getEventLogger()->end('init_session');
|
||
self::initTemplateEngine();
|
||
self::checkConfig();
|
||
self::checkInstalled();
|
||
self::checkSSL();
|
||
OC_Response::addSecurityHeaders();
|
||
|
||
$errors = OC_Util::checkServer(\OC::$server->getConfig());
|
||
if (count($errors) > 0) {
|
||
if (self::$CLI) {
|
||
foreach ($errors as $error) {
|
||
echo $error['error'] . "\n";
|
||
echo $error['hint'] . "\n\n";
|
||
}
|
||
} else {
|
||
OC_Response::setStatus(OC_Response::STATUS_SERVICE_UNAVAILABLE);
|
||
OC_Template::printGuestPage('', 'error', array('errors' => $errors));
|
||
}
|
||
exit;
|
||
}
|
||
|
||
//try to set the session lifetime
|
||
$sessionLifeTime = self::getSessionLifeTime();
|
||
@ini_set('gc_maxlifetime', (string)$sessionLifeTime);
|
||
|
||
// User and Groups
|
||
if (!OC_Config::getValue("installed", false)) {
|
||
self::$server->getSession()->set('user_id', '');
|
||
}
|
||
|
||
OC_User::useBackend(new OC_User_Database());
|
||
OC_Group::useBackend(new OC_Group_Database());
|
||
|
||
//setup extra user backends
|
||
if (!self::checkUpgrade(false)) {
|
||
OC_User::setupBackends();
|
||
}
|
||
|
||
self::registerCacheHooks();
|
||
self::registerFilesystemHooks();
|
||
self::registerPreviewHooks();
|
||
self::registerShareHooks();
|
||
self::registerLogRotate();
|
||
self::registerLocalAddressBook();
|
||
|
||
//make sure temporary files are cleaned up
|
||
$tmpManager = \OC::$server->getTempManager();
|
||
register_shutdown_function(array($tmpManager, 'clean'));
|
||
|
||
if (OC_Config::getValue('installed', false) && !self::checkUpgrade(false)) {
|
||
if (\OC::$server->getAppConfig()->getValue('core', 'backgroundjobs_mode', 'ajax') == 'ajax') {
|
||
OC_Util::addScript('backgroundjobs');
|
||
}
|
||
}
|
||
|
||
// Check whether the sample configuration has been copied
|
||
if(OC_Config::getValue('copied_sample_config', false)) {
|
||
$l = \OC::$server->getL10N('lib');
|
||
header('HTTP/1.1 503 Service Temporarily Unavailable');
|
||
header('Status: 503 Service Temporarily Unavailable');
|
||
OC_Template::printErrorPage(
|
||
$l->t('Sample configuration detected'),
|
||
$l->t('It has been detected that the sample configuration has been copied. This can break your installation and is unsupported. Please read the documentation before performing changes on config.php')
|
||
);
|
||
return;
|
||
}
|
||
|
||
$host = OC_Request::insecureServerHost();
|
||
// if the host passed in headers isn't trusted
|
||
if (!OC::$CLI
|
||
// overwritehost is always trusted
|
||
&& OC_Request::getOverwriteHost() === null
|
||
&& !OC_Request::isTrustedDomain($host)
|
||
) {
|
||
header('HTTP/1.1 400 Bad Request');
|
||
header('Status: 400 Bad Request');
|
||
|
||
$domain = $_SERVER['SERVER_NAME'];
|
||
// Append port to domain in case it is not
|
||
if($_SERVER['SERVER_PORT'] !== '80' && $_SERVER['SERVER_PORT'] !== '443') {
|
||
$domain .= ':'.$_SERVER['SERVER_PORT'];
|
||
}
|
||
|
||
$tmpl = new OCP\Template('core', 'untrustedDomain', 'guest');
|
||
$tmpl->assign('domain', $domain);
|
||
$tmpl->printPage();
|
||
|
||
exit();
|
||
}
|
||
\OC::$server->getEventLogger()->end('boot');
|
||
}
|
||
|
||
private static function registerLocalAddressBook() {
|
||
self::$server->getContactsManager()->register(function() {
|
||
$userManager = \OC::$server->getUserManager();
|
||
\OC::$server->getContactsManager()->registerAddressBook(
|
||
new \OC\Contacts\LocalAddressBook($userManager));
|
||
});
|
||
}
|
||
|
||
/**
|
||
* register hooks for the cache
|
||
*/
|
||
public static function registerCacheHooks() {
|
||
if (OC_Config::getValue('installed', false) && !\OCP\Util::needUpgrade()) { //don't try to do this before we are properly setup
|
||
\OCP\BackgroundJob::registerJob('OC\Cache\FileGlobalGC');
|
||
|
||
// NOTE: This will be replaced to use OCP
|
||
$userSession = \OC_User::getUserSession();
|
||
$userSession->listen('postLogin', '\OC\Cache\File', 'loginListener');
|
||
}
|
||
}
|
||
|
||
/**
|
||
* register hooks for the cache
|
||
*/
|
||
public static function registerLogRotate() {
|
||
if (OC_Config::getValue('installed', false) && OC_Config::getValue('log_rotate_size', false) && !\OCP\Util::needUpgrade()) {
|
||
//don't try to do this before we are properly setup
|
||
//use custom logfile path if defined, otherwise use default of owncloud.log in data directory
|
||
\OCP\BackgroundJob::registerJob('OC\Log\Rotate', OC_Config::getValue('logfile', OC_Config::getValue("datadirectory", OC::$SERVERROOT . '/data') . '/owncloud.log'));
|
||
}
|
||
}
|
||
|
||
/**
|
||
* register hooks for the filesystem
|
||
*/
|
||
public static function registerFilesystemHooks() {
|
||
// Check for blacklisted files
|
||
OC_Hook::connect('OC_Filesystem', 'write', 'OC\Files\Filesystem', 'isBlacklisted');
|
||
OC_Hook::connect('OC_Filesystem', 'rename', 'OC\Files\Filesystem', 'isBlacklisted');
|
||
}
|
||
|
||
/**
|
||
* register hooks for previews
|
||
*/
|
||
public static function registerPreviewHooks() {
|
||
OC_Hook::connect('OC_Filesystem', 'post_write', 'OC\Preview', 'post_write');
|
||
OC_Hook::connect('OC_Filesystem', 'delete', 'OC\Preview', 'prepare_delete_files');
|
||
OC_Hook::connect('\OCP\Versions', 'preDelete', 'OC\Preview', 'prepare_delete');
|
||
OC_Hook::connect('\OCP\Trashbin', 'preDelete', 'OC\Preview', 'prepare_delete');
|
||
OC_Hook::connect('OC_Filesystem', 'post_delete', 'OC\Preview', 'post_delete_files');
|
||
OC_Hook::connect('\OCP\Versions', 'delete', 'OC\Preview', 'post_delete');
|
||
OC_Hook::connect('\OCP\Trashbin', 'delete', 'OC\Preview', 'post_delete');
|
||
}
|
||
|
||
/**
|
||
* register hooks for sharing
|
||
*/
|
||
public static function registerShareHooks() {
|
||
if (\OC_Config::getValue('installed')) {
|
||
OC_Hook::connect('OC_User', 'post_deleteUser', 'OC\Share\Hooks', 'post_deleteUser');
|
||
OC_Hook::connect('OC_User', 'post_addToGroup', 'OC\Share\Hooks', 'post_addToGroup');
|
||
OC_Hook::connect('OC_User', 'post_removeFromGroup', 'OC\Share\Hooks', 'post_removeFromGroup');
|
||
OC_Hook::connect('OC_User', 'post_deleteGroup', 'OC\Share\Hooks', 'post_deleteGroup');
|
||
}
|
||
}
|
||
|
||
protected static function registerAutoloaderCache() {
|
||
// The class loader takes an optional low-latency cache, which MUST be
|
||
// namespaced. The instanceid is used for namespacing, but might be
|
||
// unavailable at this point. Futhermore, it might not be possible to
|
||
// generate an instanceid via \OC_Util::getInstanceId() because the
|
||
// config file may not be writable. As such, we only register a class
|
||
// loader cache if instanceid is available without trying to create one.
|
||
$instanceId = OC_Config::getValue('instanceid', null);
|
||
if ($instanceId) {
|
||
try {
|
||
$memcacheFactory = new \OC\Memcache\Factory($instanceId);
|
||
self::$loader->setMemoryCache($memcacheFactory->createLowLatency('Autoloader'));
|
||
} catch (\Exception $ex) {
|
||
}
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Handle the request
|
||
*/
|
||
public static function handleRequest() {
|
||
\OC::$server->getEventLogger()->start('handle_request', 'Handle request');
|
||
// 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)) {
|
||
$controller = new OC\Core\Setup\Controller(\OC::$server->getConfig());
|
||
$controller->run($_POST);
|
||
exit();
|
||
}
|
||
|
||
$request = OC_Request::getPathInfo();
|
||
if (substr($request, -3) !== '.js') { // we need these files during the upgrade
|
||
self::checkMaintenanceMode();
|
||
self::checkUpgrade();
|
||
}
|
||
|
||
if (!self::$CLI and (!isset($_GET["logout"]) or ($_GET["logout"] !== 'true'))) {
|
||
try {
|
||
if (!OC_Config::getValue('maintenance', false) && !\OCP\Util::needUpgrade()) {
|
||
OC_App::loadApps(array('authentication'));
|
||
OC_App::loadApps(array('filesystem', 'logging'));
|
||
OC_App::loadApps();
|
||
}
|
||
self::checkSingleUserMode();
|
||
OC_Util::setupFS();
|
||
OC::$server->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 $e) {
|
||
OC_Response::setStatus(405);
|
||
return;
|
||
}
|
||
}
|
||
|
||
// Load minimum set of apps
|
||
if (!self::checkUpgrade(false)) {
|
||
// For logged-in users: Load everything
|
||
if(OC_User::isLoggedIn()) {
|
||
OC_App::loadApps();
|
||
} else {
|
||
// For guests: Load only authentication, filesystem and logging
|
||
OC_App::loadApps(array('authentication'));
|
||
OC_App::loadApps(array('filesystem', 'logging'));
|
||
}
|
||
}
|
||
|
||
// Handle redirect URL for logged in users
|
||
if (isset($_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') {
|
||
// not allowed any more to prevent people
|
||
// mounting this root directly.
|
||
// Users need to mount remote.php/webdav instead.
|
||
header('HTTP/1.1 405 Method Not Allowed');
|
||
header('Status: 405 Method Not Allowed');
|
||
return;
|
||
}
|
||
|
||
// Redirect to index if the logout link is accessed without valid session
|
||
// this is needed to prevent "Token expired" messages while login if a session is expired
|
||
// @see https://github.com/owncloud/core/pull/8443#issuecomment-42425583
|
||
if(isset($_GET['logout']) && !OC_User::isLoggedIn()) {
|
||
header("Location: " . OC::$WEBROOT.(empty(OC::$WEBROOT) ? '/' : ''));
|
||
return;
|
||
}
|
||
|
||
// Someone is logged in
|
||
if (OC_User::isLoggedIn()) {
|
||
OC_App::loadApps();
|
||
OC_User::setupBackends();
|
||
OC_Util::setupFS();
|
||
if (isset($_GET["logout"]) and ($_GET["logout"])) {
|
||
OC_JSON::callCheck();
|
||
if (isset($_COOKIE['oc_token'])) {
|
||
OC_Preferences::deleteKey(OC_User::getUser(), 'login_token', $_COOKIE['oc_token']);
|
||
}
|
||
OC_User::logout();
|
||
// redirect to webroot and add slash if webroot is empty
|
||
header("Location: " . OC::$WEBROOT.(empty(OC::$WEBROOT) ? '/' : ''));
|
||
} else {
|
||
// Redirect to default application
|
||
OC_Util::redirectToDefaultPage();
|
||
}
|
||
} else {
|
||
// Not handled and not logged in
|
||
self::handleLogin();
|
||
}
|
||
}
|
||
|
||
protected static function handleAuthHeaders() {
|
||
//copy http auth headers for apache+php-fcgid work around
|
||
if (isset($_SERVER['HTTP_XAUTHORIZATION']) && !isset($_SERVER['HTTP_AUTHORIZATION'])) {
|
||
$_SERVER['HTTP_AUTHORIZATION'] = $_SERVER['HTTP_XAUTHORIZATION'];
|
||
}
|
||
|
||
// Extract PHP_AUTH_USER/PHP_AUTH_PW from other headers if necessary.
|
||
$vars = array(
|
||
'HTTP_AUTHORIZATION', // apache+php-cgi work around
|
||
'REDIRECT_HTTP_AUTHORIZATION', // apache+php-cgi alternative
|
||
);
|
||
foreach ($vars as $var) {
|
||
if (isset($_SERVER[$var]) && preg_match('/Basic\s+(.*)$/i', $_SERVER[$var], $matches)) {
|
||
list($name, $password) = explode(':', base64_decode($matches[1]), 2);
|
||
$_SERVER['PHP_AUTH_USER'] = $name;
|
||
$_SERVER['PHP_AUTH_PW'] = $password;
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
|
||
protected static function handleLogin() {
|
||
OC_App::loadApps(array('prelogin'));
|
||
$error = array();
|
||
|
||
// auth possible via apache module?
|
||
if (OC::tryApacheAuth()) {
|
||
$error[] = 'apacheauthfailed';
|
||
} // remember was checked after last login
|
||
elseif (OC::tryRememberLogin()) {
|
||
$error[] = 'invalidcookie';
|
||
} // logon via web form
|
||
elseif (OC::tryFormLogin()) {
|
||
$error[] = 'invalidpassword';
|
||
}
|
||
|
||
OC_Util::displayLoginPage(array_unique($error));
|
||
}
|
||
|
||
/**
|
||
* Remove outdated and therefore invalid tokens for a user
|
||
* @param string $user
|
||
*/
|
||
protected static function cleanupLoginTokens($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);
|
||
}
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Try to login a user via HTTP authentication
|
||
* @return bool|void
|
||
*/
|
||
protected static function tryApacheAuth() {
|
||
$return = OC_User::handleApacheAuth();
|
||
|
||
// if return is true we are logged in -> redirect to the default page
|
||
if ($return === true) {
|
||
$_REQUEST['redirect_url'] = \OC_Request::requestUri();
|
||
OC_Util::redirectToDefaultPage();
|
||
exit;
|
||
}
|
||
|
||
// in case $return is null apache based auth is not enabled
|
||
return is_null($return) ? false : true;
|
||
}
|
||
|
||
/**
|
||
* Try to login a user using the remember me cookie.
|
||
* @return bool Whether the provided cookie was valid
|
||
*/
|
||
protected static function tryRememberLogin() {
|
||
if (!isset($_COOKIE["oc_remember_login"])
|
||
|| !isset($_COOKIE["oc_token"])
|
||
|| !isset($_COOKIE["oc_username"])
|
||
|| !$_COOKIE["oc_remember_login"]
|
||
|| !OC_Util::rememberLoginAllowed()
|
||
) {
|
||
return false;
|
||
}
|
||
|
||
if (defined("DEBUG") && DEBUG) {
|
||
OC_Log::write('core', 'Trying to login from cookie', OC_Log::DEBUG);
|
||
}
|
||
|
||
if(OC_User::userExists($_COOKIE['oc_username'])) {
|
||
self::cleanupLoginTokens($_COOKIE['oc_username']);
|
||
// verify whether the supplied "remember me" token was valid
|
||
$granted = OC_User::loginWithCookie(
|
||
$_COOKIE['oc_username'], $_COOKIE['oc_token']);
|
||
if($granted === true) {
|
||
OC_Util::redirectToDefaultPage();
|
||
// doesn't return
|
||
}
|
||
OC_Log::write('core', 'Authentication cookie rejected for user ' .
|
||
$_COOKIE['oc_username'], OC_Log::WARN);
|
||
// if you reach this point you have changed your password
|
||
// or you are an attacker
|
||
// we can not delete tokens here because users may reach
|
||
// this point multiple times after a password change
|
||
}
|
||
|
||
OC_User::unsetMagicInCookie();
|
||
return true;
|
||
}
|
||
|
||
/**
|
||
* Tries to login a user using the form based authentication
|
||
* @return bool|void
|
||
*/
|
||
protected static function tryFormLogin() {
|
||
if (!isset($_POST["user"]) || !isset($_POST['password'])) {
|
||
return false;
|
||
}
|
||
|
||
if(!OC_Util::isCallRegistered()) {
|
||
return false;
|
||
}
|
||
OC_App::loadApps();
|
||
|
||
//setup extra user backends
|
||
OC_User::setupBackends();
|
||
|
||
if (OC_User::login($_POST["user"], $_POST["password"])) {
|
||
$userId = OC_User::getUser();
|
||
|
||
// setting up the time zone
|
||
if (isset($_POST['timezone-offset'])) {
|
||
self::$server->getSession()->set('timezone', $_POST['timezone-offset']);
|
||
self::$server->getConfig()->setUserValue($userId, 'core', 'timezone', $_POST['timezone']);
|
||
}
|
||
|
||
self::cleanupLoginTokens($userId);
|
||
if (!empty($_POST["remember_login"])) {
|
||
if (defined("DEBUG") && DEBUG) {
|
||
self::$server->getLogger()->debug('Setting remember login to cookie', array('app' => 'core'));
|
||
}
|
||
$token = \OC::$server->getSecureRandom()->getMediumStrengthGenerator()->generate(32);
|
||
self::$server->getConfig()->setUserValue($userId, 'login_token', $token, time());
|
||
OC_User::setMagicInCookie($userId, $token);
|
||
} else {
|
||
OC_User::unsetMagicInCookie();
|
||
}
|
||
OC_Util::redirectToDefaultPage();
|
||
exit();
|
||
}
|
||
return true;
|
||
}
|
||
}
|
||
|
||
if (!function_exists('get_temp_dir')) {
|
||
/**
|
||
* Get the temporary dir to store uploaded data
|
||
* @return null|string Path to the temporary directory or null
|
||
*/
|
||
function get_temp_dir() {
|
||
if ($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();
|