/**
* Get the values that are in the changed props of the model.
*
* @return array
* @author Justin Palmer
**/
public function getUpdateValues()
{
$ret = array();
$params = $this->model->props()->export();
foreach ($params as $key => $value) {
if (in_array($key, $this->model->props_changed())) {
$ret[] = $value;
}
}
return $ret;
}