Sonata\PaymentBundle\Controller\PaymentController::confirmationAction PHP Method

    public function confirmationAction()
    {
        try {
            $order = $this->getPaymentHandler()->handleConfirmation($this->getRequest());
        } catch (EntityNotFoundException $ex) {
            throw new NotFoundHttpException($ex->getMessage());
        } catch (InvalidTransactionException $ex) {
            throw new UnauthorizedHttpException($ex->getMessage());
        }
        if (!($order->isValidated() || $order->isPending())) {
            return $this->render('SonataPaymentBundle:Payment:error.html.twig', array('order' => $order));
        }
        return $this->render('SonataPaymentBundle:Payment:confirmation.html.twig', array('order' => $order));
    }