public function createLog($password_id, $nbr, $created_at = null) { $log = new LoyaltyCard_Model_Customer_Log(); $log->setCardId($this->getCardId())->setCustomerId($this->getCustomerId())->setPasswordId($password_id)->setNumberOfPoints($nbr); if ($created_at) { $log->setCreatedAt($created_at); } $log->save(); return $this; }