public function __construct(SimpleXMLElement $xml = null)
 {
     parent::__construct($xml);
     if (is_null($xml)) {
         return;
     }
 }
 public function __construct(SimpleXMLElement $xml = null)
 {
     parent::__construct($xml);
     if (is_null($xml)) {
         return;
     }
     if (count($xml->plays)) {
         $this->plays = (int) $xml->plays;
     }
     if (count($xml->views)) {
         $this->views = (int) $xml->views;
     }
 }