Externalizer::getExternalData

public function getExternalData($data)
{
	if(!is_array($data))
	{
		return $this->toArray($data);
	}
	foreach($data as $key => $item)
	{
		$data[$key] = $this->getExternalData($data[$key]);
	}
	unset($item);

	return $data;
}