/**
  * @param Kaltura_Client_Type_StringValue|Kaltura_Client_Type_BooleanValue $field
  * @return string
  */
 protected function getValueDescription($field)
 {
     if ($field instanceof Kaltura_Client_Type_EvalStringField || $field instanceof Kaltura_Client_Type_EvalBooleanField) {
         return 'Code: ' . $field->code;
     }
     if ($field->value) {
         return $this->getDescriptionHtml($field->value);
     }
     return $field->getKalturaObjectType();
 }
 public function __construct(SimpleXMLElement $xml = null)
 {
     parent::__construct($xml);
     if (is_null($xml)) {
         return;
     }
 }