/**
  * Updates the user's entry subscriptions.
  * @param SUBSCRIBER $obj
  * @access private
  */
 public function commit($obj)
 {
     $obj->update_subscriptions_for($this->_sub_type, $this->value_for('ids'), $this->_type);
 }
 /**
  * Updates the subscriber's folder subscriptions.
  * @param SUBSCRIBER $obj
  * @access private
  */
 public function commit($obj)
 {
     $obj->update_subscriptions_for(Subscribe_folder, $this->value_for('ids'));
 }