/**
* Returns the fields to serialize
* @return array Array with field names
*/
public function __sleep()
{
$fields = parent::__sleep();
$fields[] = 'relationModelName';
if ($this->isDependant) {
$fields[] = 'isDependant';
}
if ($this->linkModelName) {
$fields[] = 'linkModelName';
}
if ($this->foreignKeyName) {
$fields[] = 'foreignKeyName';
}
return $fields;
}
