owncloud / core

	public static function checkDataDirectoryValidity($dataDirectory) {

		$l = \OC::$server->getL10N('lib');

		$errors = [];

		if ($dataDirectory[0] !== '/') {

			$errors[] = [

				'error' => $l->t('Your Data directory must be an absolute path'),

				'hint' => $l->t('Check the value of "datadirectory" in your configuration')

			];

		}

		if (!\file_exists($dataDirectory . '/.ocdata')) {

			$errors[] = [

				'error' => $l->t('Your Data directory  is invalid'),

				'hint' => $l->t('Check the value of "datadirectory" in your configuration')

			];

		}

		if (!\file_exists($dataDirectory . '/.ocdata')) {

			$errors[] = [

				'error' => $l->t('Your Data directory  is invalid'),

				'hint' => $l->t('Please check that the data directory contains a file' .

					' ".ocdata" in its root.')

			];

		}

		return $errors;

	}