public function getGroups()
    {
        $sql = "SELECT ggp_id_group, ggp_name
            FROM gems__groups
            WHERE ggp_group_active = 1
            ORDER BY ggp_name";

        return $this->util->getTranslated()->getEmptyDropdownArray() +
                $this->_getSelectPairsCached(__FUNCTION__, $sql, null, 'groups');
    }