/**
* @param $sort_mode
* @return string
*/
function convertSortMode($sort_mode, $fields = null)
{
$tmp = explode("_", $sort_mode);
if (count($tmp) == 2) {
if ($tmp[0] == "categoryName" || $tmp[0] == "locationName") {
return "name " . $tmp[1];
}
}
return parent::convertSortMode($sort_mode, $fields);
}