public function getUserAvatarUrl()
{
$data = parent::getUserAvatarUrl();
while (is_array($data)) {
$data = current($data);
}
return $data;
}
public static function getViewerId()
{
if (null === self::$_viewerId) {
self::$_viewerId = OW::getUser()->getId();
}
return self::$_viewerId;
}
