Backend\Modules\Pages\Engine\Model::getLatestRevision PHP Метод

    public static function getLatestRevision($id, $language = null)
    {
        // redefine
        $id = (int) $id;
        $language = $language === null ? BL::getWorkingLanguage() : (string) $language;
        return (int) BackendModel::getContainer()->get('database')->getVar('SELECT revision_id
             FROM pages AS i
             WHERE i.id = ? AND i.language = ? AND i.status != ?', array($id, $language, 'archive'));
    }