owncloud / core

			$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\DefaultTokenProvider');

				$tokenProviders = [

					$defaultTokenProvider,

				];

			} else {

				$defaultTokenProvider = null;

				$tokenProviders = [];

			}

			$userSession = new \OC\User\Session($manager, $session, $timeFactory, $defaultTokenProvider, $tokenProviders);

			$userSession->listen('\OC\User', 'preCreateUser', function ($uid, $password) {

		$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(),