owncloud / core

		$webServerRestart = false;

		$setup = new OC_Setup($config);

		$availableDatabases = $setup->getSupportedDatabases();

		if (empty($availableDatabases)) {

			$errors[] = array(

				'error' => $l->t('No database drivers (sqlite, mysql, or postgresql) installed.'),

				'hint' => '' //TODO: sane hint

			);

			$webServerRestart = true;

		}

		// Check if config folder is writable.

		if (!is_writable(OC::$configDir) or !is_readable(OC::$configDir)) {

			);

		}

		if ($webServerRestart) {

			$errors[] = array(

				'error' => $l->t('PHP modules have been installed, but they are still listed as missing?'),

				'hint' => $l->t('Please ask your server administrator to restart the web server.')

			);

		}

		$errors = array_merge($errors, self::checkDatabaseVersion());