owncloud/core

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lib/private/Server.php

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<?php
/**
 * @author Arthur Schiwon <blizzz@arthur-schiwon.de>
 * @author Bart Visscher <bartv@thisnet.nl>
 * @author Bernhard Posselt <dev@bernhard-posselt.com>
 * @author Bernhard Reiter <ockham@raz.or.at>
 * @author Björn Schießle <bjoern@schiessle.org>
 * @author Christopher Schäpers <kondou@ts.unde.re>
 * @author Christoph Wurst <christoph@owncloud.com>
 * @author Joas Schilling <coding@schilljs.com>
 * @author Jörn Friedrich Dreyer <jfd@butonic.de>
 * @author Lukas Reschke <lukas@statuscode.ch>
 * @author Morris Jobke <hey@morrisjobke.de>
 * @author Philipp Schaffrath <github@philippschaffrath.de>
 * @author Robin Appelman <icewind@owncloud.com>
 * @author Robin McCorkell <robin@mccorkell.me.uk>
 * @author Roeland Jago Douma <rullzer@owncloud.com>
 * @author Roeland Jago Douma <rullzer@users.noreply.github.com>
 * @author Sander <brantje@gmail.com>
 * @author Thomas Müller <thomas.mueller@tmit.eu>
 * @author Thomas Tanghus <thomas@tanghus.net>
 * @author Tom Needham <tom@owncloud.com>
 * @author Vincent Petry <pvince81@owncloud.com>
 *
 * @copyright Copyright (c) 2018, ownCloud GmbH
 * @license AGPL-3.0
 *
 * This code is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License, version 3,
 * as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License, version 3,
 * along with this program.  If not, see <http://www.gnu.org/licenses/>
 *
 */
namespace OC;

use bantu\IniGetWrapper\IniGetWrapper;
use OC\AppFramework\Http\Request;
use OC\AppFramework\Db\Db;
use OC\AppFramework\Utility\TimeFactory;
use OC\Authentication\AccountModule\Manager as AccountModuleManager;
use OC\Authentication\LoginPolicies\LoginPolicyManager;
use OC\Authentication\LoginPolicies\GroupLoginPolicy;
use OC\Command\AsyncBus;
use OC\Diagnostics\EventLogger;
use OC\Diagnostics\QueryLogger;
use OC\Files\Config\UserMountCache;
use OC\Files\Config\UserMountCacheListener;
use OC\Files\Mount\CacheMountProvider;
use OC\Files\Mount\PreviewsMountProvider;
use OC\Files\Mount\LocalHomeMountProvider;
use OC\Files\Mount\ObjectHomeMountProvider;
use OC\Files\Node\HookConnector;
use OC\Files\Node\LazyRoot;
use OC\Files\Node\Root;
use OC\Files\View;
use OC\Http\Client\ClientService;
use OC\IntegrityCheck\Checker;
use OC\IntegrityCheck\Helpers\AppLocator;
use OC\IntegrityCheck\Helpers\EnvironmentHelper;
use OC\IntegrityCheck\Helpers\FileAccessHelper;
use OC\License\LicenseManager;
use OC\License\LicenseFetcher;
use OC\License\MessageService;
use OC\Lock\DBLockingProvider;
use OC\Lock\MemcacheLockingProvider;
use OC\Lock\NoopLockingProvider;
use OC\Mail\Mailer;
use OC\Memcache\ArrayCache;
use OC\Notification\Manager;
use OC\Security\CertificateManager;
use OC\Security\CSP\ContentSecurityPolicyManager;
use OC\Security\Crypto;
use OC\Security\CSRF\CsrfTokenGenerator;
use OC\Security\CSRF\CsrfTokenManager;
use OC\Security\CSRF\TokenStorage\SessionStorage;
use OC\Security\Hasher;
use OC\Security\CredentialsManager;
use OC\Security\SecureRandom;
use OC\Security\TrustedDomainHelper;
use OC\Session\CryptoWrapper;
use OC\Session\Memory;
use OC\Settings\Panels\Helper;
use OC\Settings\SettingsManager;
use OC\Shutdown\ShutDownManager;
use OC\Tagging\TagMapper;
use OC\Theme\ThemeService;
use OC\User\AccountMapper;
use OC\User\AccountTermMapper;
use OC\User\Session;
use OC\User\SyncService;
use OCP\App\IServiceLoader;
use OCP\AppFramework\QueryException;
use OCP\AppFramework\Utility\ITimeFactory;
use OCP\Events\EventEmitterTrait;
use OCP\IConfig;
use OCP\IDBConnection;
use OCP\IL10N;
use OCP\ILogger;
use OCP\IServerContainer;
use OCP\ISession;
use OCP\IUser;
use OCP\License\ILicenseManager;
use OCP\Security\IContentSecurityPolicyManager;
use OCP\Shutdown\IShutdownManager;
use OCP\Theme\IThemeService;
use OCP\Util\UserSearch;
use Symfony\Component\EventDispatcher\EventDispatcher;
use Symfony\Component\EventDispatcher\EventDispatcherInterface;
use OC\Files\External\StoragesBackendService;
use OC\Files\External\Service\UserStoragesService;
use OC\Files\External\Service\UserGlobalStoragesService;
use OC\Files\External\Service\GlobalStoragesService;
use OC\Files\External\Service\DBConfigService;
use OC\Http\Client\WebDavClientService;
use Symfony\Component\EventDispatcher\GenericEvent;

/**
 * Class Server
 *
 * @package OC
 *
 * TODO: hookup all manager classes
 */
class Server extends ServerContainer implements IServerContainer, IServiceLoader {
    use EventEmitterTrait;
    /** @var string */
    private $webRoot;

    /**
     * cache the logger to prevent querying it over and over again
     * @var ILogger;
     */
    private $logger;

    /**
     * @param string $webRoot
     * @param \OC\Config $config
     */
    public function __construct($webRoot, \OC\Config $config) {
        parent::__construct();
        $this->webRoot = $webRoot;

        $this->registerService('SettingsManager', function (Server $c) {
            return new SettingsManager(
                $c->getL10N('lib'),
                $c->getAppManager(),
                $c->getUserSession(),
                $c->getLogger(),
                $c->getGroupManager(),
                $c->getConfig(),
                new \OCP\Defaults(),
                $c->getURLGenerator(),
                new Helper(),
                $c->getLockingProvider(),
                $c->getDatabaseConnection(),
                $c->getLicenseManager(),
                $c->getCertificateManager(),
                $c->getL10NFactory()
            );
        });

        $this->registerService('ContactsManager', function ($c) {
            return new ContactsManager();
        });

        $this->registerService('PreviewManager', function (Server $c) {
            return new PreviewManager(
                $c->getConfig(),
                $c->getLazyRootFolder(),
                $c->getUserSession()
            );
        });

        $this->registerService('EncryptionManager', function (Server $c) {
            $view = new View();
            $util = new Encryption\Util(
                $view,
                $c->getUserManager(),
                $c->getGroupManager(),
                $c->getConfig()
            );
            return new Encryption\Manager(
                $c->getConfig(),
                $c->getLogger(),
                $c->getL10N('lib'),
                new View(),
                $util,
                new ArrayCache()
            );
        });

        $this->registerService('EncryptionFileHelper', function (Server $c) {
            $util = new Encryption\Util(
                new View(),
                $c->getUserManager(),
                $c->getGroupManager(),
                $c->getConfig()
            );
            return new Encryption\File($util);
        });

        $this->registerService('EncryptionKeyStorage', function (Server $c) {
            $view = new View();
            $util = new Encryption\Util(
                $view,
                $c->getUserManager(),
                $c->getGroupManager(),
                $c->getConfig()
            );

            return new Encryption\Keys\Storage(
                $view,
                $util,
                $c->getUserSession()
            );
        });
        $this->registerService('TagMapper', function (Server $c) {
            return new TagMapper($c->getDatabaseConnection());
        });
        $this->registerService('TagManager', function (Server $c) {
            $tagMapper = $c->query('TagMapper');
            return new TagManager($tagMapper, $c->getUserSession());
        });
        $this->registerService('SystemTagManagerFactory', function (Server $c) {
            $config = $c->getConfig();
            $factoryClass = $config->getSystemValue('systemtags.managerFactory', '\OC\SystemTag\ManagerFactory');
            /** @var \OC\SystemTag\ManagerFactory $factory */
            $factory = new $factoryClass($this);
            return $factory;
        });
        $this->registerService('SystemTagManager', function (Server $c) {
            return $c->query('SystemTagManagerFactory')->getManager();
        });
        $this->registerService('SystemTagObjectMapper', function (Server $c) {
            return $c->query('SystemTagManagerFactory')->getObjectMapper();
        });
        $this->registerService('RootFolder', function () {
            $manager = \OC\Files\Filesystem::getMountManager(null);
            $view = new View();
            $root = new Root($manager, $view, null);
            $connector = new HookConnector($root, $view);
            $connector->viewToNode();
            return $root;
        });
        $this->registerService('LazyRootFolder', function (Server $c) {
            return new LazyRoot(function () use ($c) {
                return $c->getRootFolder();
            });
        });
        $this->registerService('AccountMapper', function (Server $c) {
            return new AccountMapper($c->getConfig(), $c->getDatabaseConnection(), new AccountTermMapper($c->getDatabaseConnection()));
        });
        $this->registerService('UserManager', function (Server $c) {
            return new \OC\User\Manager(
                $c->getConfig(),
                $c->getLogger(),
                $c->getAccountMapper(),
                new SyncService(
                    $c->getConfig(),
                    $c->getLogger(),
                    $c->getAccountMapper()
                ),
                new UserSearch(
                    $c->getConfig()
                )
            );
        });
        $this->registerService('GroupManager', function (Server $c) {
            $groupManager = new \OC\Group\Manager(
                $this->getUserManager(),
                new UserSearch(
                    $c->getConfig()
                ),
                $this->getEventDispatcher()
            );

            $groupManager->listen('\OC\Group', 'preCreate', function ($gid) {
                \OC_Hook::emit('OC_Group', 'pre_createGroup', ['run' => true, 'gid' => $gid]);
            });
            $groupManager->listen('\OC\Group', 'postCreate', function (\OC\Group\Group $gid) {
                \OC_Hook::emit('OC_User', 'post_createGroup', ['gid' => $gid->getGID()]);
            });
            $groupManager->listen('\OC\Group', 'preDelete', function (\OC\Group\Group $group) {
                \OC_Hook::emit('OC_Group', 'pre_deleteGroup', ['run' => true, 'gid' => $group->getGID()]);
            });
            $groupManager->listen('\OC\Group', 'postDelete', function (\OC\Group\Group $group) {
                \OC_Hook::emit('OC_User', 'post_deleteGroup', ['gid' => $group->getGID()]);
            });
            $groupManager->listen('\OC\Group', 'preAddUser', function (\OC\Group\Group $group, \OC\User\User $user) {
                \OC_Hook::emit('OC_Group', 'pre_addToGroup', ['run' => true, 'uid' => $user->getUID(), 'gid' => $group->getGID()]);
            });
            $groupManager->listen('\OC\Group', 'postAddUser', function (\OC\Group\Group $group, \OC\User\User $user) {
                \OC_Hook::emit('OC_Group', 'post_addToGroup', ['uid' => $user->getUID(), 'gid' => $group->getGID()]);
                //Minimal fix to keep it backward compatible TODO: clean up all the GroupManager hooks
                \OC_Hook::emit('OC_User', 'post_addToGroup', ['uid' => $user->getUID(), 'gid' => $group->getGID()]);
            });
            return $groupManager;
        });
        $this->registerService('OC\Authentication\Token\DefaultTokenMapper', function (Server $c) {
            $dbConnection = $c->getDatabaseConnection();
            return new Authentication\Token\DefaultTokenMapper($dbConnection);
        });
        $this->registerService('OC\Authentication\Token\DefaultTokenProvider', function (Server $c) {
            $mapper = $c->query('OC\Authentication\Token\DefaultTokenMapper');
            $crypto = $c->getCrypto();
            $config = $c->getConfig();
            $logger = $c->getLogger();
            $timeFactory = new TimeFactory();
            return new \OC\Authentication\Token\DefaultTokenProvider($mapper, $crypto, $config, $logger, $timeFactory);
        });
        $this->registerAlias('OC\Authentication\Token\IProvider', 'OC\Authentication\Token\DefaultTokenProvider');
        $this->registerService('TimeFactory', function () {
            return new TimeFactory();
        });
        $this->registerAlias('OCP\AppFramework\Utility\ITimeFactory', 'TimeFactory');
        $this->registerService('UserSession', function (Server $c) {
            $manager = $c->getUserManager();
            $session = new Memory();
            $timeFactory = new TimeFactory();
            // Token providers might require a working database. This code
            // might however be called when ownCloud is not yet setup.
            if (\OC::$server->getSystemConfig()->getValue('installed', false)) {
                $defaultTokenProvider = $c->query('OC\Authentication\Token\IProvider');
            } else {
                $defaultTokenProvider = null;
            }

            $userSyncService = new SyncService($c->getConfig(), $c->getLogger(), $c->getAccountMapper());

            // The LoginPolicyManager in the userSession can't be injected
            // due to a cyclic dependency: LoginPolicyManager needs L10N to translate
            // the error messages, and L10N depends on the userSession
            $userSession = new Session(
                $manager,
                $session,
                $timeFactory,
                $defaultTokenProvider,
                $c->getConfig(),
                $c->getLogger(),
                $this,
                $userSyncService,
                $c->getEventDispatcher()
            );
            $userSession->listen('\OC\User', 'preCreateUser', function ($uid, $password) {
                \OC_Hook::emit('OC_User', 'pre_createUser', ['run' => true, 'uid' => $uid, 'password' => $password]);
            });
            $userSession->listen('\OC\User', 'postCreateUser', function ($user, $password) {
                /** @var $user \OC\User\User */
                \OC_Hook::emit('OC_User', 'post_createUser', ['uid' => $user->getUID(), 'password' => $password]);
            });
            $userSession->listen('\OC\User', 'preDelete', function ($user) {
                /** @var $user \OC\User\User */
                \OC_Hook::emit('OC_User', 'pre_deleteUser', ['run' => true, 'uid' => $user->getUID()]);
            });
            $userSession->listen('\OC\User', 'postDelete', function ($user) {
                /** @var $user \OC\User\User */
                \OC_Hook::emit('OC_User', 'post_deleteUser', ['uid' => $user->getUID()]);
                $this->emittingCall(function () {
                    return true;
                }, ['before' => [], 'after' => ['uid' => $user->getUID()]], 'user', 'delete');
            });
            $userSession->listen('\OC\User', 'preSetPassword', function ($user, $password, $recoveryPassword) {
                /** @var $user \OC\User\User */
                \OC_Hook::emit('OC_User', 'pre_setPassword', ['run' => true, 'uid' => $user->getUID(), 'password' => $password, 'recoveryPassword' => $recoveryPassword]);
            });
            $userSession->listen('\OC\User', 'postSetPassword', function ($user, $password, $recoveryPassword) {
                /** @var $user \OC\User\User */
                \OC_Hook::emit('OC_User', 'post_setPassword', ['run' => true, 'uid' => $user->getUID(), 'password' => $password, 'recoveryPassword' => $recoveryPassword]);
            });
            $userSession->listen('\OC\User', 'preLogin', function ($uid, $password) {
                \OC_Hook::emit('OC_User', 'pre_login', ['run' => true, 'uid' => $uid, 'password' => $password]);
            });
            $userSession->listen('\OC\User', 'postLogin', function ($user, $password) {
                /** @var $user \OC\User\User */
                \OC_Hook::emit('OC_User', 'post_login', ['run' => true, 'uid' => $user->getUID(), 'password' => $password]);
            });
            $userSession->listen('\OC\User', 'preLogout', function () {
                $event = new GenericEvent(null, []);
                \OC::$server->getEventDispatcher()->dispatch($event, '\OC\User\Session::pre_logout');
            });
            $userSession->listen('\OC\User', 'logout', function () {
                \OC_Hook::emit('OC_User', 'logout', []);
            });
            $userSession->listen('\OC\User', 'changeUser', function ($user, $feature, $value) {
                /** @var $user \OC\User\User */
                \OC_Hook::emit('OC_User', 'changeUser', ['run' => true, 'user' => $user, 'feature' => $feature, 'value' => $value]);
                $this->emittingCall(function () {
                    return true;
                }, [
                    'before' => ['run' => true, 'user' => $user, 'feature' => $feature, 'value' => $value],
                    'after' => ['run' => true, 'user' => $user, 'feature' => $feature, 'value' => $value]
                ], 'user', 'featurechange');
            });
            return $userSession;
        });

        $this->registerService('\OC\Authentication\TwoFactorAuth\Manager', function (Server $c) {
            return new \OC\Authentication\TwoFactorAuth\Manager(
                $c->getAppManager(),
                $c->getSession(),
                $c->getGroupManager(),
                $c->getConfig(),
                $c->getRequest(),
                $c->getLogger()
            );
        });

        $this->registerService('NavigationManager', function (Server $c) {
            return new \OC\NavigationManager(
                $c->getAppManager(),
                $c->getURLGenerator(),
                $c->getL10NFactory(),
                $c->getUserSession(),
                $c->getGroupManager(),
                $c->getConfig()
            );
        });
        $this->registerAlias(IConfig::class, 'AllConfig');
        $this->registerService('AllConfig', function (Server $c) {
            return new \OC\AllConfig(
                $c->getSystemConfig(),
                $c->getEventDispatcher()
            );
        });
        $this->registerService('SystemConfig', function ($c) use ($config) {
            return new \OC\SystemConfig($config);
        });
        $this->registerService('AppConfig', function (Server $c) {
            return new \OC\AppConfig($c->getDatabaseConnection());
        });
        $this->registerService('L10NFactory', function (Server $c) {
            return new \OC\L10N\Factory(
                $c->getConfig(),
                $c->getRequest(),
                $c->getThemeService(),
                $c->getUserSession(),
                \OC::$SERVERROOT
            );
        });
        $this->registerService('URLGenerator', function (Server $c) {
            $config = $c->getConfig();
            $cacheFactory = $c->getMemCacheFactory();
            $router = $c->getRouter();
            return new URLGenerator(
                $config,
                $cacheFactory,
                $router,
                new \OC\Helper\EnvironmentHelper()
            );
        });
        $this->registerService('AppHelper', function ($c) {
            return new \OC\AppHelper();
        });
        $this->registerService('UserCache', function ($c) {
            return new Cache\File();
        });
        $this->registerService('MemCacheFactory', function (Server $c) {
            $config = $c->getConfig();

            if ($config->getSystemValue('installed', false) && !(\defined('PHPUNIT_RUN') && PHPUNIT_RUN)) {
                $version = $config->getSystemValue('version', '0.0.0');  // copied from Updater->upgrade
                $instanceId = \OC_Util::getInstanceId();
                $path = \OC::$SERVERROOT;
                $prefix = \md5($instanceId . '-' . $version . '-' . $path);
                return new \OC\Memcache\Factory(
                    $prefix,
                    $c->getLogger(),
                    $config->getSystemValue('memcache.local', null),
                    $config->getSystemValue('memcache.distributed', null),
                    $config->getSystemValue('memcache.locking', null)
                );
            }

            return new \OC\Memcache\Factory(
                '',
                $c->getLogger(),
                '\\OC\\Memcache\\ArrayCache',
                '\\OC\\Memcache\\ArrayCache',
                '\\OC\\Memcache\\ArrayCache'
            );
        });
        $this->registerService('RedisFactory', function (Server $c) {
            $systemConfig = $c->getSystemConfig();
            return new RedisFactory($systemConfig);
        });
        $this->registerService('ActivityManager', function (Server $c) {
            return new \OC\Activity\Manager(
                $c->getRequest(),
                $c->getUserSession(),
                $c->getConfig()
            );
        });
        $this->registerService('AvatarManager', function (Server $c) {
            return new AvatarManager(
                $c->getUserManager(),
                $c->getLazyRootFolder(),  // initialize the root folder lazily
                $c->getL10N('lib'),
                $c->getLogger()
            );
        });
        $this->registerAlias(ILogger::class, 'Logger');
        $this->registerService('Logger', function (Server $c) {
            $logClass = $c->query('AllConfig')->getSystemValue('log_type', 'owncloud');
            $logger = 'OC\\Log\\' . \ucfirst($logClass);
            \call_user_func([$logger, 'init']);

            return new Log($logger);
        });
        $this->registerService('JobList', function (Server $c) {
            $config = $c->getConfig();
            return new \OC\BackgroundJob\JobList(
                $c->getDatabaseConnection(),
                $config,
                new TimeFactory(),
                $c->getLogger()
            );
        });
        $this->registerService('Router', function (Server $c) {
            $cacheFactory = $c->getMemCacheFactory();
            $logger = $c->getLogger();
            if ($cacheFactory->isAvailable()) {
                $router = new \OC\Route\CachingRouter($cacheFactory->create('route'), $logger);
            } else {
                $router = new \OC\Route\Router($logger);
            }
            return $router;
        });
        $this->registerService('Search', function ($c) {
            return new Search();
        });
        $this->registerService('SecureRandom', function ($c) {
            return new SecureRandom();
        });
        $this->registerService('Crypto', function (Server $c) {
            return new Crypto($c->getConfig(), $c->getSecureRandom());
        });
        $this->registerAlias('OCP\Security\ICrypto', 'Crypto');
        $this->registerService('Hasher', function (Server $c) {
            return new Hasher($c->getConfig());
        });
        $this->registerService('CredentialsManager', function (Server $c) {
            return new CredentialsManager($c->getCrypto(), $c->getDatabaseConnection());
        });
        $this->registerService('DatabaseConnection', function (Server $c) {
            $systemConfig = $c->getSystemConfig();
            $keys = $systemConfig->getKeys();
            if (!isset($keys['dbname']) && !isset($keys['dbhost']) && isset($keys['dbtableprefix'])) {
                throw new \OC\DatabaseException('No database configured');
            }

            $factory = new \OC\DB\ConnectionFactory($systemConfig);
            $type = $systemConfig->getValue('dbtype', 'sqlite');
            if (!$factory->isValidType($type)) {
                throw new \OC\DatabaseException('Invalid database type');
            }
            $connectionParams = $factory->createConnectionParams();
            $connection = $factory->getConnection($type, $connectionParams);
            $connection->getConfiguration()->setSQLLogger($c->getQueryLogger());
            return $connection;
        });
        $this->registerAlias(IDBConnection::class, 'DatabaseConnection');
        $this->registerService('Db', function (Server $c) {
            return new Db($c->getDatabaseConnection());
        });
        $this->registerService('HTTPHelper', function (Server $c) {
            $config = $c->getConfig();
            return new HTTPHelper(
                $config,
                $c->getHTTPClientService()
            );
        });
        $this->registerService('HttpClientService', function (Server $c) {
            $user = \OC_User::getUser();
            $uid = $user ? $user : null;
            return new ClientService(
                $c->getConfig(),
                new \OC\Security\CertificateManager($uid, new View(), $c->getConfig())
            );
        });
        $this->registerService('WebDavClientService', function (Server $c) {
            $user = \OC_User::getUser();
            $uid = $user ? $user : null;
            return new WebDavClientService(
                $c->getConfig(),
                new \OC\Security\CertificateManager($uid, new View(), $c->getConfig())
            );
        });
        $this->registerService('EventLogger', function (Server $c) {
            $eventLogger = new EventLogger();
            if ($c->getSystemConfig()->getValue('debug', false)) {
                // In debug mode, module is being activated by default
                $eventLogger->activate();
            }
            return $eventLogger;
        });
        $this->registerService('QueryLogger', function (Server $c) {
            $queryLogger = new QueryLogger();
            if ($c->getSystemConfig()->getValue('debug', false)) {
                // In debug mode, module is being activated by default
                $queryLogger->activate();
            }
            return $queryLogger;
        });
        $this->registerService('TempManager', function (Server $c) {
            return new TempManager(
                $c->getLogger(),
                $c->getConfig()
            );
        });
        $this->registerService('AppManager', function (Server $c) {
            if (\OC::$server->getSystemConfig()->getValue('installed', false)) {
                $appConfig = $c->getAppConfig();
                $groupManager = $c->getGroupManager();
            } else {
                $appConfig = null;
                $groupManager = null;
            }
            return new \OC\App\AppManager(
                $c->getUserSession(),
                $appConfig,
                $groupManager,
                $c->getMemCacheFactory(),
                $c->getEventDispatcher(),
                $c->getConfig()
            );
        });
        $this->registerService('DateTimeZone', function (Server $c) {
            return new DateTimeZone(
                $c->getConfig(),
                $c->getSession()
            );
        });
        $this->registerService('DateTimeFormatter', function (Server $c) {
            $language = $c->getConfig()->getUserValue($c->getSession()->get('user_id'), 'core', 'lang', null);

            return new DateTimeFormatter(
                $c->getDateTimeZone()->getTimeZone(),
                $c->getL10N('lib', $language)
            );
        });
        $this->registerService('UserMountCache', function (Server $c) {
            $mountCache = new UserMountCache($c->getDatabaseConnection(), $c->getUserManager(), $c->getLogger());
            $listener = new UserMountCacheListener($mountCache);
            $listener->listen($c->getUserManager());
            return $mountCache;
        });
        $this->registerService('MountConfigManager', function (Server $c) {
            $loader = \OC\Files\Filesystem::getLoader();
            $mountCache = $c->query('UserMountCache');
            $manager =  new \OC\Files\Config\MountProviderCollection($loader, $mountCache);

            // builtin providers

            $config = $c->getConfig();
            $manager->registerProvider(new CacheMountProvider($config));
            $manager->registerProvider(new PreviewsMountProvider($config));
            $manager->registerHomeProvider(new LocalHomeMountProvider());
            $manager->registerHomeProvider(new ObjectHomeMountProvider($config));

            // external storage
            if ($config->getAppValue('core', 'enable_external_storage', 'no') === 'yes') {
                $manager->registerProvider(new \OC\Files\External\ConfigAdapter(
                    $c->query('AllConfig'),
                    $c->query('UserStoragesService'),
                    $c->query('UserGlobalStoragesService'),
                    $c->getSession()
                ));
            }

            return $manager;
        });
        $this->registerService('IniWrapper', function ($c) {
            return new IniGetWrapper();
        });
        $this->registerService('AsyncCommandBus', function (Server $c) {
            $jobList = $c->getJobList();
            return new AsyncBus($jobList);
        });
        $this->registerService('TrustedDomainHelper', function ($c) {
            return new TrustedDomainHelper($this->getConfig());
        });
        $this->registerService('IntegrityCodeChecker', function (Server $c) {
            // IConfig and IAppManager requires a working database. This code
            // might however be called when ownCloud is not yet setup.
            if (\OC::$server->getSystemConfig()->getValue('installed', false)) {
                $config = $c->getConfig();
                $appManager = $c->getAppManager();
            } else {
                $config = null;
                $appManager = null;
            }

            return new Checker(
                new EnvironmentHelper(),
                new FileAccessHelper(),
                new AppLocator(),
                $config,
                $c->getMemCacheFactory(),
                $appManager,
                $c->getTempManager()
            );
        });
        $this->registerService('Request', function ($c) {
            if (isset($this['urlParams'])) {
                $urlParams = $this['urlParams'];
            } else {
                $urlParams = [];
            }

            if (\defined('PHPUNIT_RUN') && PHPUNIT_RUN
                && \in_array('fakeinput', \stream_get_wrappers())
            ) {
                $stream = 'fakeinput://data';
            } else {
                $stream = 'php://input';
            }

            return new Request(
                [
                    'get' => $_GET,
                    'post' => $_POST,
                    'files' => $_FILES,
                    'server' => $_SERVER,
                    'env' => $_ENV,
                    'cookies' => $_COOKIE,
                    'method' => (isset($_SERVER, $_SERVER['REQUEST_METHOD']))
                        ? $_SERVER['REQUEST_METHOD']
                        : null,
                    'urlParams' => $urlParams,
                ],
                $this->getSecureRandom(),
                $this->getConfig(),
                $this->getCsrfTokenManager(),
                $stream
            );
        });
        $this->registerService('Mailer', function (Server $c) {
            return new Mailer(
                $c->getConfig(),
                $c->getLogger(),
                new \OC_Defaults()
            );
        });
        $this->registerService('LockingProvider', function (Server $c) {
            $ini = $c->getIniWrapper();
            $config = $c->getConfig();
            $ttl = $config->getSystemValue('filelocking.ttl', \max(3600, $ini->getNumeric('max_execution_time')));
            if ($config->getSystemValue('filelocking.enabled', true) or (\defined('PHPUNIT_RUN') && PHPUNIT_RUN)) {
                /** @var \OC\Memcache\Factory $memcacheFactory */
                $memcacheFactory = $c->getMemCacheFactory();
                '@phan-var \OC\Memcache\Factory $memcacheFactory';
                $memcache = $memcacheFactory->createLocking('lock');
                if (!($memcache instanceof \OC\Memcache\NullCache)) {
                    return new MemcacheLockingProvider($memcache, $ttl);
                }
                return new DBLockingProvider($c->getDatabaseConnection(), $c->getLogger(), new TimeFactory(), $ttl);
            }
            return new NoopLockingProvider();
        });
        $this->registerAlias('OCP\Lock\ILockingProvider', 'LockingProvider');
        $this->registerService('MountManager', function () {
            return new \OC\Files\Mount\Manager();
        });
        $this->registerService('MimeTypeDetector', function (Server $c) {
            return new \OC\Files\Type\Detection(
                $c->getURLGenerator(),
                \OC::$SERVERROOT . '/config/',
                \OC::$SERVERROOT . '/resources/config/'
            );
        });
        $this->registerService('MimeTypeLoader', function (Server $c) {
            return new \OC\Files\Type\Loader(
                $c->getDatabaseConnection(),
                $c->getMemCacheFactory()
            );
        });
        $this->registerAlias('OCP\Files\IMimeTypeLoader', 'MimeTypeLoader');
        $this->registerService('NotificationManager', function (Server $c) {
            return new Manager($c->getEventDispatcher());
        });
        $this->registerService('CapabilitiesManager', function (Server $c) {
            $manager = new \OC\CapabilitiesManager();
            $manager->registerCapability(function () use ($c) {
                return new \OC\OCS\CoreCapabilities($c->getConfig(), $c->getURLGenerator());
            });
            return $manager;
        });
        $this->registerService('CommentsManager', function (Server $c) {
            $config = $c->getConfig();
            $factoryClass = $config->getSystemValue('comments.managerFactory', '\OC\Comments\ManagerFactory');
            /** @var \OCP\Comments\ICommentsManagerFactory $factory */
            $factory = new $factoryClass($this);
            return $factory->getManager();
        });
        $this->registerService('EventDispatcher', function () {
            return new EventDispatcher();
        });
        $this->registerService('CryptoWrapper', function (Server $c) {
            // FIXME: Instantiated here due to cyclic dependency
            $request = new Request(
                [
                    'get' => $_GET,
                    'post' => $_POST,
                    'files' => $_FILES,
                    'server' => $_SERVER,
                    'env' => $_ENV,
                    'cookies' => $_COOKIE,
                    'method' => (isset($_SERVER, $_SERVER['REQUEST_METHOD']))
                        ? $_SERVER['REQUEST_METHOD']
                        : null,
                ],
                $c->getSecureRandom(),
                $c->getConfig()
            );

            return new CryptoWrapper(
                $c->getCrypto(),
                $c->getSecureRandom(),
                $request,
                $c->getTimeFactory()
            );
        });
        $this->registerService('CsrfTokenManager', function (Server $c) {
            $tokenGenerator = new CsrfTokenGenerator($c->getSecureRandom());
            $sessionStorage = new SessionStorage($c->getSession());

            return new CsrfTokenManager(
                $tokenGenerator,
                $sessionStorage
            );
        });
        $this->registerService('ContentSecurityPolicyManager', function (Server $c) {
            return new ContentSecurityPolicyManager();
        });
        $this->registerService('StoragesDBConfigService', function (Server $c) {
            return new DBConfigService(
                $c->getDatabaseConnection(),
                $c->getCrypto()
            );
        });
        $this->registerService('StoragesBackendService', function (Server $c) {
            $service = new StoragesBackendService($c->query('AllConfig'));

            // register auth mechanisms provided by core
            $provider = new \OC\Files\External\Auth\CoreAuthMechanismProvider($c, [
                // AuthMechanism::SCHEME_NULL mechanism
                'OC\Files\External\Auth\NullMechanism',

                // AuthMechanism::SCHEME_BUILTIN mechanism
                'OC\Files\External\Auth\Builtin',

                // AuthMechanism::SCHEME_PASSWORD mechanisms
                'OC\Files\External\Auth\Password\Password',
            ]);

            $service->registerAuthMechanismProvider($provider);

            // force-load the session one as it will register hooks...
            // TODO: obsolete it and use the TokenProvider to get the user's password from the session
            $sessionCreds = new \OC\Files\External\Auth\Password\SessionCredentials(
                $c->getSession(),
                $c->getCrypto()
            );
            $service->registerAuthMechanism($sessionCreds);

            return $service;
        });
        $this->registerAlias('OCP\Files\External\IStoragesBackendService', 'StoragesBackendService');
        $this->registerService('GlobalStoragesService', function (Server $c) {
            return new GlobalStoragesService(
                $c->query('StoragesBackendService'),
                $c->query('StoragesDBConfigService'),
                $c->query('UserMountCache'),
                $c->query('Crypto')
            );
        });
        $this->registerAlias('OCP\Files\External\Service\IGlobalStoragesService', 'GlobalStoragesService');
        $this->registerService('UserGlobalStoragesService', function (Server $c) {
            return new UserGlobalStoragesService(
                $c->query('StoragesBackendService'),
                $c->query('StoragesDBConfigService'),
                $c->query('UserSession'),
                $c->query('GroupManager'),
                $c->query('UserMountCache'),
                $c->query('Crypto')
            );
        });
        $this->registerAlias('OCP\Files\External\Service\IUserGlobalStoragesService', 'UserGlobalStoragesService');
        $this->registerService('UserStoragesService', function (Server $c) {
            return new UserStoragesService(
                $c->query('StoragesBackendService'),
                $c->query('StoragesDBConfigService'),
                $c->query('UserSession'),
                $c->query('UserMountCache'),
                $c->query('Crypto')
            );
        });
        $this->registerAlias('OCP\Files\External\Service\IUserStoragesService', 'UserStoragesService');
        $this->registerService('ShareManager', function (Server $c) {
            $config = $c->getConfig();
            $factoryClass = $config->getSystemValue('sharing.managerFactory', '\OC\Share20\ProviderFactory');
            /** @var \OCP\Share\IProviderFactory $factory */
            $factory = new $factoryClass($this);

            $manager = new \OC\Share20\Manager(
                $c->getLogger(),
                $c->getConfig(),
                $c->getSecureRandom(),
                $c->getHasher(),
                $c->getMountManager(),
                $c->getGroupManager(),
                $c->getL10N('lib'),
                $factory,
                $c->getUserManager(),
                $c->getLazyRootFolder(),
                $c->getEventDispatcher(),
                new View('/'),
                $c->getDatabaseConnection(),
                $c->getActivityManager(),
                $c->getUserSession()
            );

            return $manager;
        });

        $this->registerService('ThemeService', function ($c) {
            return new ThemeService(
                $this->getSystemConfig()->getValue('theme'),
                $c->getAppManager(),
                new \OC\Helper\EnvironmentHelper()
            );
        });
        $this->registerAlias('OCP\Theme\IThemeService', 'ThemeService');
        $this->registerAlias('OCP\IUserSession', 'UserSession');
        $this->registerAlias('OCP\Security\ICrypto', 'Crypto');

        $this->registerService(IServiceLoader::class, function () {
            return $this;
        });

        $this->registerService(ILicenseManager::class, function ($c) {
            return new LicenseManager(
                $c->query(LicenseFetcher::class),
                // can't query for MessageService because there is no implementation
                // registered for the \OCP\L10N\IFactory interface in the server.
                new MessageService(
                    $c->getL10NFactory()
                ),
                $c->getAppManager(),
                $c->getConfig(),
                $c->getTimeFactory(),
                $c->getLogger()
            );
        });

        $this->registerService(LoginPolicyManager::class, function ($c) {
            $policyManager = new LoginPolicyManager(
                $c->getConfig(),
                $c->getLogger(),
                $c->getL10N('lib')
            );
            // register basic core login policies
            $policyManager->registerPolicy(
                new GroupLoginPolicy(
                    $c->getGroupManager(),
                    $c->getConfig(),
                    $c->getL10N('lib')
                )
            );
            return $policyManager;
        });
    }

    /**
     * @return \OCP\Contacts\IManager
     */
    public function getContactsManager() {
        return $this->query('ContactsManager');
    }

    /**
     * @return \OC\Encryption\Manager
     */
    public function getEncryptionManager() {
        return $this->query('EncryptionManager');
    }

    /**
     * @return \OC\Encryption\File
     */
    public function getEncryptionFilesHelper() {
        return $this->query('EncryptionFileHelper');
    }

    /**
     * @return \OCP\Encryption\Keys\IStorage
     */
    public function getEncryptionKeyStorage() {
        return $this->query('EncryptionKeyStorage');
    }

    /**
     * The current request object holding all information about the request
     * currently being processed is returned from this method.
     * In case the current execution was not initiated by a web request null is returned
     *
     * @return \OCP\IRequest
     */
    public function getRequest() {
        return $this->query('Request');
    }

    /**
     * Returns the preview manager which can create preview images for a given file
     *
     * @return \OCP\IPreview
     */
    public function getPreviewManager() {
        return $this->query('PreviewManager');
    }

    /**
     * Returns the tag manager which can get and set tags for different object types
     *
     * @see \OCP\ITagManager::load()
     * @return \OCP\ITagManager
     */
    public function getTagManager() {
        return $this->query('TagManager');
    }

    /**
     * Returns the system-tag manager
     *
     * @return \OCP\SystemTag\ISystemTagManager
     *
     * @since 9.0.0
     */
    public function getSystemTagManager() {
        return $this->query('SystemTagManager');
    }

    /**
     * Returns the system-tag object mapper
     *
     * @return \OCP\SystemTag\ISystemTagObjectMapper
     *
     * @since 9.0.0
     */
    public function getSystemTagObjectMapper() {
        return $this->query('SystemTagObjectMapper');
    }

    /**
     * Returns the avatar manager, used for avatar functionality
     *
     * @return \OCP\IAvatarManager
     */
    public function getAvatarManager() {
        return $this->query('AvatarManager');
    }

    /**
     * Returns the root folder of ownCloud's data directory
     *
     * @return \OCP\Files\IRootFolder
     */
    public function getRootFolder() {
        return $this->query('RootFolder');
    }

    /**
     * Returns the root folder of ownCloud's data directory
     * This is the lazy variant so this gets only initialized once it
     * is actually used.
     *
     * @return \OCP\Files\IRootFolder
     */
    public function getLazyRootFolder() {
        return $this->query('LazyRootFolder');
    }

    /**
     * Returns a view to ownCloud's files folder
     *
     * @param string $userId user ID
     * @return \OCP\Files\Folder|null
     */
    public function getUserFolder($userId = null) {
        if ($userId === null) {
            $user = $this->getUserSession()->getUser();
            if (!$user) {
                return null;
            }
            $userId = $user->getUID();
        }
        $root = $this->getRootFolder();
        return $root->getUserFolder($userId);
    }

    /**
     * Returns an app-specific view in ownClouds data directory
     *
     * @return \OCP\Files\Folder
     */
    public function getAppFolder() {
        $dir = '/' . \OC_App::getCurrentApp();
        $root = $this->getRootFolder();
        if (!$root->nodeExists($dir)) {
            $folder = $root->newFolder($dir);
        } else {
            $folder = $root->get($dir);
        }
        return $folder;
    }

    /**
     * @return \OC\User\Manager
     */
    public function getUserManager() {
        return $this->query('UserManager');
    }

    /**
     * @return \OC\User\AccountMapper
     */
    public function getAccountMapper() {
        return $this->query('AccountMapper');
    }

    /**
     * @return \OC\Group\Manager
     */
    public function getGroupManager() {
        return $this->query('GroupManager');
    }

    /**
     * @return \OC\User\Session
     */
    public function getUserSession() {
        if ($this->getConfig()->getSystemValue('installed', false) === false) {
            return null;
        }
        return $this->query('UserSession');
    }

    /**
     * @return ISession
     */
    public function getSession() {
        $userSession = $this->getUserSession();
        if ($userSession === null) {
            return new Memory();
        }
        return $userSession->getSession();
    }

    /**
     * @param ISession $session
     */
    public function setSession(ISession $session) {
        $userSession = $this->getUserSession();
        if ($userSession === null) {
            return;
        }
        $userSession->setSession($session);
    }

    /**
     * @return \OC\Authentication\TwoFactorAuth\Manager
     */
    public function getTwoFactorAuthManager() {
        return $this->query('\OC\Authentication\TwoFactorAuth\Manager');
    }

    /**
     * @return \OC\Authentication\AccountModule\Manager
     */
    public function getAccountModuleManager() {
        return $this->query(AccountModuleManager::class);
    }

    /**
     * @return \OC\NavigationManager
     */
    public function getNavigationManager() {
        return $this->query('NavigationManager');
    }

    /**
     * @return \OCP\IConfig
     */
    public function getConfig() {
        return $this->query('AllConfig');
    }

    /**
     * @internal For internal use only
     * @return \OC\SystemConfig
     */
    public function getSystemConfig() {
        return $this->query('SystemConfig');
    }

    /**
     * Returns the app config manager
     *
     * @return \OCP\IAppConfig
     */
    public function getAppConfig() {
        return $this->query('AppConfig');
    }

    /**
     * @return \OCP\L10N\IFactory
     */
    public function getL10NFactory() {
        return $this->query('L10NFactory');
    }

    /**
     * get an L10N instance
     *
     * @param string $app appid
     * @param string $lang
     * @return IL10N
     */
    public function getL10N($app, $lang = null) {
        return $this->getL10NFactory()->get($app, $lang);
    }

    /**
     * @return \OCP\IURLGenerator
     */
    public function getURLGenerator() {
        return $this->query('URLGenerator');
    }

    /**
     * @return \OCP\IHelper
     */
    public function getHelper() {
        return $this->query('AppHelper');
    }

    /**
     * Returns an ICache instance. Since 8.1.0 it returns a fake cache. Use
     * getMemCacheFactory() instead.
     *
     * @return \OCP\ICache
     * @deprecated 8.1.0 use getMemCacheFactory to obtain a proper cache
     */
    public function getCache() {
        return $this->query('UserCache');
    }

    /**
     * Returns an \OCP\CacheFactory instance
     *
     * @return \OCP\ICacheFactory
     */
    public function getMemCacheFactory() {
        return $this->query('MemCacheFactory');
    }

    /**
     * Returns an \OC\RedisFactory instance
     *
     * @return \OC\RedisFactory
     */
    public function getGetRedisFactory() {
        return $this->query('RedisFactory');
    }

    /**
     * Returns the current session
     *
     * @return \OCP\IDBConnection
     */
    public function getDatabaseConnection() {
        return $this->query('DatabaseConnection');
    }

    /**
     * Returns the activity manager
     *
     * @return \OCP\Activity\IManager
     */
    public function getActivityManager() {
        return $this->query('ActivityManager');
    }

    /**
     * Returns an job list for controlling background jobs
     *
     * @return \OCP\BackgroundJob\IJobList
     */
    public function getJobList() {
        return $this->query('JobList');
    }

    /**
     * Returns a logger instance
     *
     * @return \OCP\ILogger
     */
    public function getLogger() {
        if ($this->logger === null) {
            $this->logger = $this->query('Logger');
        }
        return $this->logger;
    }

    /**
     * Returns a logger instance
     *
     * @return \OCP\Settings\ISettingsManager
     */
    public function getSettingsManager() {
        return $this->query('SettingsManager');
    }

    /**
     * Returns a router for generating and matching urls
     *
     * @return \OCP\Route\IRouter
     */
    public function getRouter() {
        return $this->query('Router');
    }

    /**
     * Returns a search instance
     *
     * @return \OCP\ISearch
     */
    public function getSearch() {
        return $this->query('Search');
    }

    /**
     * Returns a SecureRandom instance
     *
     * @return \OCP\Security\ISecureRandom
     */
    public function getSecureRandom() {
        return $this->query('SecureRandom');
    }

    /**
     * Returns a Crypto instance
     *
     * @return \OCP\Security\ICrypto
     */
    public function getCrypto() {
        return $this->query('Crypto');
    }

    /**
     * Returns a Hasher instance
     *
     * @return \OCP\Security\IHasher
     */
    public function getHasher() {
        return $this->query('Hasher');
    }

    /**
     * Returns a CredentialsManager instance
     *
     * @return \OCP\Security\ICredentialsManager
     */
    public function getCredentialsManager() {
        return $this->query('CredentialsManager');
    }

    /**
     * Returns an instance of the db facade
     *
     * @deprecated use getDatabaseConnection, will be removed in ownCloud 10
     * @return \OCP\IDb
     */
    public function getDb() {
        return $this->query('Db');
    }

    /**
     * Returns an instance of the HTTP helper class
     *
     * @deprecated Use getHTTPClientService()
     * @return \OC\HTTPHelper
     */
    public function getHTTPHelper() {
        return $this->query('HTTPHelper');
    }

    /**
     * Get the certificate manager for the user
     *
     * @param string $userId (optional) if not specified the current loggedin user is used, use null to get the system certificate manager
     * @return \OCP\ICertificateManager | null if $uid is null and no user is logged in
     */
    public function getCertificateManager($userId = '') {
        if ($userId === '') {
            $userSession = $this->getUserSession();
            $user = $userSession->getUser();
            if ($user === null) {
                return null;
            }
            $userId = $user->getUID();
        }
        return new CertificateManager($userId, new View(), $this->getConfig());
    }

    /**
     * Returns an instance of the HTTP client service
     *
     * @return \OCP\Http\Client\IClientService
     */
    public function getHTTPClientService() {
        return $this->query('HttpClientService');
    }

    /**
     * Returns an instance of the Webdav client service
     *
     * @return \OCP\Http\Client\IWebDavClientService
     */
    public function getWebDavClientService() {
        return $this->query('WebDavClientService');
    }

    /**
     * Create a new event source
     *
     * @return \OCP\IEventSource
     */
    public function createEventSource() {
        return new \OC_EventSource();
    }

    /**
     * Get the active event logger
     *
     * The returned logger only logs data when debug mode is enabled
     *
     * @return \OCP\Diagnostics\IEventLogger
     */
    public function getEventLogger() {
        return $this->query('EventLogger');
    }

    /**
     * Get the active query logger
     *
     * The returned logger only logs data when debug mode is enabled
     *
     * @return \OCP\Diagnostics\IQueryLogger
     */
    public function getQueryLogger() {
        return $this->query('QueryLogger');
    }

    /**
     * Get the manager for temporary files and folders
     *
     * @return \OCP\ITempManager
     */
    public function getTempManager() {
        return $this->query('TempManager');
    }

    /**
     * Get the app manager
     *
     * @return \OCP\App\IAppManager
     */
    public function getAppManager() {
        return $this->query('AppManager');
    }

    /**
     * Creates a new mailer
     *
     * @return \OCP\Mail\IMailer
     */
    public function getMailer() {
        return $this->query('Mailer');
    }

    /**
     * Get the webroot
     *
     * @return string
     */
    public function getWebRoot() {
        return $this->webRoot;
    }

    /**
     * @return \OCP\IDateTimeZone
     */
    public function getDateTimeZone() {
        return $this->query('DateTimeZone');
    }

    /**
     * @return \OCP\IDateTimeFormatter
     */
    public function getDateTimeFormatter() {
        return $this->query('DateTimeFormatter');
    }

    /**
     * @return \OCP\Files\Config\IMountProviderCollection
     */
    public function getMountProviderCollection() {
        return $this->query('MountConfigManager');
    }

    /**
     * Get the IniWrapper
     *
     * @return IniGetWrapper
     */
    public function getIniWrapper() {
        return $this->query('IniWrapper');
    }

    /**
     * @return \OCP\Command\IBus
     */
    public function getCommandBus() {
        return $this->query('AsyncCommandBus');
    }

    /**
     * Get the trusted domain helper
     *
     * @return TrustedDomainHelper
     */
    public function getTrustedDomainHelper() {
        return $this->query('TrustedDomainHelper');
    }

    /**
     * Get the locking provider
     *
     * @return \OCP\Lock\ILockingProvider
     * @since 8.1.0
     */
    public function getLockingProvider() {
        return $this->query('LockingProvider');
    }

    /**
     * @return \OCP\Files\Mount\IMountManager
     **/
    public function getMountManager() {
        return $this->query('MountManager');
    }

    /**
     * Get the MimeTypeDetector
     *
     * @return \OCP\Files\IMimeTypeDetector
     */
    public function getMimeTypeDetector() {
        return $this->query('MimeTypeDetector');
    }

    /**
     * Get the MimeTypeLoader
     *
     * @return \OCP\Files\IMimeTypeLoader
     */
    public function getMimeTypeLoader() {
        return $this->query('MimeTypeLoader');
    }

    /**
     * Get the manager of all the capabilities
     *
     * @return \OC\CapabilitiesManager
     */
    public function getCapabilitiesManager() {
        return $this->query('CapabilitiesManager');
    }

    /**
     * Get the EventDispatcher
     *
     * @return EventDispatcherInterface
     * @since 8.2.0
     */
    public function getEventDispatcher() {
        return $this->query('EventDispatcher');
    }

    /**
     * Get the Notification Manager
     *
     * @return \OCP\Notification\IManager
     * @since 8.2.0
     */
    public function getNotificationManager() {
        return $this->query('NotificationManager');
    }

    /**
     * @return \OCP\Comments\ICommentsManager
     */
    public function getCommentsManager() {
        return $this->query('CommentsManager');
    }

    /**
     * @return \OC\IntegrityCheck\Checker
     */
    public function getIntegrityCodeChecker() {
        return $this->query('IntegrityCodeChecker');
    }

    /**
     * @return \OC\Session\CryptoWrapper
     */
    public function getSessionCryptoWrapper() {
        return $this->query('CryptoWrapper');
    }

    /**
     * @return CsrfTokenManager
     */
    public function getCsrfTokenManager() {
        return $this->query('CsrfTokenManager');
    }

    /**
     * @return IContentSecurityPolicyManager
     */
    public function getContentSecurityPolicyManager() {
        return $this->query('ContentSecurityPolicyManager');
    }

    /**
     * @return \OCP\Files\External\IStoragesBackendService
     */
    public function getStoragesBackendService() {
        return $this->query('StoragesBackendService');
    }

    /**
     * @return \OCP\Files\External\Service\IGlobalStoragesService
     */
    public function getGlobalStoragesService() {
        return $this->query('GlobalStoragesService');
    }

    /**
     * @return \OCP\Files\External\Service\IUserGlobalStoragesService
     */
    public function getUserGlobalStoragesService() {
        return $this->query('UserGlobalStoragesService');
    }

    /**
     * @return \OCP\Files\External\Service\IUserStoragesService
     */
    public function getUserStoragesService() {
        return $this->query('UserStoragesService');
    }

    /**
     * @return \OCP\Share\IManager
     */
    public function getShareManager() {
        return $this->query('ShareManager');
    }

    /**
     * @return IThemeService
     */
    public function getThemeService() {
        return $this->query('\OCP\Theme\IThemeService');
    }

    /**
     * @return ITimeFactory
     */
    public function getTimeFactory() {
        return $this->query('\OCP\AppFramework\Utility\ITimeFactory');
    }

    /**
     * @return IServiceLoader
     */
    public function getServiceLoader() {
        return $this;
    }

    /**
     * @inheritdoc
     */
    public function load(array $xmlPath, IUser $user = null) {
        $appManager = $this->getAppManager();
        $allApps = $appManager->getEnabledAppsForUser($user);

        foreach ($allApps as $appId) {
            $info = $appManager->getAppInfo($appId);
            if ($info === null) {
                $info = [];
            }

            foreach ($xmlPath as $xml) {
                $info = isset($info[$xml]) ? $info[$xml] : [];
            }
            if (!\is_array($info)) {
                $info = [$info];
            }

            foreach ($info as $class) {
                try {
                    if (!\OC_App::isAppLoaded($appId)) {
                        \OC_App::loadApp($appId);
                    }

                    yield $this->query($class);
                } catch (QueryException $exc) {
                    throw new \Exception("Could not load service $class");
                }
            }
        }
    }

    /**
     * @return IShutdownManager
     * @throws QueryException
     * @since 10.0.10
     */
    public function getShutdownHandler() {
        return $this->query(ShutDownManager::class);
    }

    public function getLicenseManager() {
        return $this->query(ILicenseManager::class);
    }

    /**
     * @return \OCP\Authentication\LoginPolicies\ILoginPolicyManager
     */
    public function getLoginPolicyManager() {
        return $this->query(LoginPolicyManager::class);
    }
}