public function save(Application_Model_Friend $friend) { $data = array('id' => $friend->getId(), 'user_id' => $friend->getUserId(), 'friend_user_id' => $friend->getFriendUserId(), 'confirmed' => $friend->getConfirmed()); if (null === ($id = $friend->getId())) { unset($data['id']); return $this->getDbTable()->insert($data); } else { $this->getDbTable()->update($data, array('id = ?' => $id)); } }