protected function _init()
{
parent::_init();
$this->_objectType = array();
if (isset($this->_element[ActivityNS::OBJECT_TYPE_ELEMENT])) {
foreach ($this->_element[ActivityNS::OBJECT_TYPE_ELEMENT] as $objectType) {
$this->_objectType[] = new SimpleActivityExtension($objectType, ActivityNS::OBJECT_TYPE_ELEMENT);
}
}
if (isset($this->_element[MediaNS::DESCRIPTION_ELEMENT])) {
$this->_description = new MediaDescriptionExtension($this->_element[MediaNS::DESCRIPTION_ELEMENT][0]);
}
$tempLink = $this->_link;
//unset($this->_link);
$this->_link = array();
foreach ($tempLink as $link) {
$this->_link[] = $link->getExtension(MediaNS::NS);
}
}
