nextcloud / server

		$isValid = true;

		// Validate

		if (!ctype_digit($minValue) && $minValue !== 'auto') {

			$isValid = false;

			\OC::$server->getLogger()->warning(

					$minValue . ' is not a valid value for minimal versions retention obligation. Check versions_retention_obligation in your config.php. Falling back to auto.',

					['app'=>'files_versions']

			);

		}

		if (!ctype_digit($maxValue) && $maxValue !== 'auto') {

			$isValid = false;

			);

		}

		if (!ctype_digit($maxValue) && $maxValue !== 'auto') {

			$isValid = false;

			\OC::$server->getLogger()->warning(

					$maxValue . ' is not a valid value for maximal versions retention obligation. Check versions_retention_obligation in your config.php. Falling back to auto.',

					['app'=>'files_versions']

			);

		}

		if (!$isValid){

			$minValue = 'auto';

		if ($expiration->isEnabled()) {

			// get available disk space for user

			$user = \OC::$server->getUserManager()->get($uid);

			if (is_null($user)) {

				\OC::$server->getLogger()->error('Backends provided no user object for ' . $uid, ['app' => 'files_versions']);

				throw new \OC\User\NoUserException('Backends provided no user object for ' . $uid);

			}

			\OC_Util::setupFS($uid);

	 */

	protected function load(string $translationFile): bool {

		$json = json_decode(file_get_contents($translationFile), true);

		if (!\is_array($json)) {

			$jsonError = json_last_error();

			\OC::$server->getLogger()->warning("Failed to load $translationFile - json error code: $jsonError", ['app' => 'l10n']);

			return false;

		}

		if (!empty($json['pluralForm'])) {

			$this->pluralFormString = $json['pluralForm'];