protected function _convert(KCommandContext $context) { $row = $context->data; if ($row instanceof KDatabaseRowAbstract) { if (!is_object($row->params) && !is_array($row->params)) { $row->params = json_decode($row->params, true); } $params = new KConfig($row->params); $row->setData(array('params' => $params->toJson()), false); } }