Postgres::getLanguages PHP Метод

    function getLanguages($all = false)
    {
        global $conf;
        if ($conf['show_system'] || $all) {
            $where = '';
        } else {
            $where = 'WHERE lanispl';
        }
        $sql = "\n\t\t\tSELECT\n\t\t\t\tlanname, lanpltrusted,\n\t\t\t\tlanplcallfoid::pg_catalog.regproc AS lanplcallf\n\t\t\tFROM\n\t\t\t\tpg_catalog.pg_language\n\t\t\t{$where}\n\t\t\tORDER BY lanname\n\t\t";
        return $this->selectSet($sql);
    }