protected function getValidOrder(TransactionInterface $transaction)
{
$payment = $this->getPayment($transaction->getPaymentCode());
// retrieve the related order
$reference = $payment->getOrderReference($transaction);
if (!$reference) {
throw new InvalidTransactionException();
}
$order = $this->orderManager->findOneby(array('reference' => $reference));
if (!$order) {
throw new EntityNotFoundException(sprintf('Order %s', $reference));
}
$transaction->setOrder($order);
// control the handshake value
if (!$payment->isRequestValid($transaction)) {
throw new InvalidTransactionException($order->getReference());
}
return $order;
}