public static function getListingDisplayParams($listing_id)
{
if (!$listing_id) {
return null;
}
$storeId = md5(__METHOD__ . "::{$listing_id}");
if (!isset(self::$cache[$storeId])) {
$params = JUDirectoryHelper::getParams(null, $listing_id);
$global_display_params = $params->get('display_params');
$global_listing_display_object = isset($global_display_params->listing) ? $global_display_params->listing : array();
$global_listing_display_params = new JRegistry($global_listing_display_object);
$listingObj = JUDirectoryHelper::getListingById($listing_id);
$listing_params = $listingObj->params;
if ($listing_params) {
$listing_params = json_decode($listing_params);
$listing_display_params = $listing_params->display_params;
if ($listing_display_params) {
$global_listing_display_params = JUDirectoryFrontHelperField::mergeFieldOptions($global_listing_display_params->toObject(), $listing_display_params);
unset($listing_display_params->fields);
foreach ($listing_display_params as $option => $value) {
if ($value == '-2') {
unset($listing_display_params->{$option});
}
}
$global_listing_display_params->loadObject($listing_display_params);
}
}
self::$cache[$storeId] = $global_listing_display_params;
}
return self::$cache[$storeId];
}