private function denormaliseComments(\ArrayAccess $array)
 {
     $comments = $array['comments'];
     if (!isset($comments)) {
         return null;
     }
     $comments = new SafeArrayAccess($comments);
     $comments = $comments['comment'];
     if (!isset($comments)) {
         return null;
     }
     $commentCollection = new CommentCollection();
     foreach ($comments as $comment) {
         $commentObject = new Comment();
         $commentObject->addId($comment["@id"])->addComment($comment["#"]);
         $commentCollection->add($commentObject);
     }
     return $commentCollection;
 }
 /**
  * Tests conversion of {@link PaymentRequest} to and from XML using setters.
  */
 public function testPaymentRequestXmlSetters()
 {
     $card = new Card();
     $card->setExpiryDate(SampleXmlValidationUtils::CARD_EXPIRY_DATE);
     $card->setNumber(SampleXmlValidationUtils::CARD_NUMBER);
     $card->setType(SampleXmlValidationUtils::$CARD_TYPE->getType());
     $card->setCardHolderName(SampleXmlValidationUtils::CARD_HOLDER_NAME);
     $card->setIssueNumber(SampleXmlValidationUtils::CARD_ISSUE_NUMBER);
     $cvn = new Cvn();
     $cvn->setNumber(SampleXmlValidationUtils::CARD_CVN_NUMBER);
     $cvn->setPresenceIndicator(SampleXmlValidationUtils::$CARD_CVN_PRESENCE->getIndicator());
     $card->setCvn($cvn);
     $request = new PaymentRequest();
     $request->setAccount(SampleXmlValidationUtils::ACCOUNT);
     $request->setMerchantId(SampleXmlValidationUtils::MERCHANT_ID);
     $request->setType(PaymentType::AUTH);
     $amount = new Amount();
     $amount->setAmount(SampleXmlValidationUtils::AMOUNT);
     $amount->setCurrency(SampleXmlValidationUtils::CURRENCY);
     $request->setAmount($amount);
     $autoSettle = new AutoSettle();
     $autoSettle->setFlag(SampleXmlValidationUtils::$AUTO_SETTLE_FLAG->getFlag());
     $request->setAutoSettle($autoSettle);
     $request->setCard($card);
     $request->setTimeStamp(SampleXmlValidationUtils::TIMESTAMP);
     $request->setChannel(SampleXmlValidationUtils::CHANNEL);
     $request->setOrderId(SampleXmlValidationUtils::ORDER_ID);
     $request->setHash(SampleXmlValidationUtils::REQUEST_HASH);
     $comments = new CommentCollection();
     $comment = new Comment();
     $comment->setId(1);
     $comment->setComment(SampleXmlValidationUtils::COMMENT1);
     $comments->add($comment);
     $comment = new Comment();
     $comment->setId(2);
     $comment->setComment(SampleXmlValidationUtils::COMMENT2);
     $comments->add($comment);
     $request->setComments($comments);
     $request->setPaymentsReference(SampleXmlValidationUtils::PASREF);
     $request->setAuthCode(SampleXmlValidationUtils::AUTH_CODE);
     $request->setRefundHash(SampleXmlValidationUtils::REFUND_HASH);
     $request->setFraudFilter(SampleXmlValidationUtils::FRAUD_FILTER);
     $recurring = new Recurring();
     $recurring->setFlag(SampleXmlValidationUtils::$RECURRING_FLAG->getRecurringFlag());
     $recurring->setSequence(SampleXmlValidationUtils::$RECURRING_SEQUENCE->getSequence());
     $recurring->setType(SampleXmlValidationUtils::$RECURRING_TYPE->getType());
     $request->setRecurring($recurring);
     $tssInfo = new TssInfo();
     $tssInfo->setCustomerNumber(SampleXmlValidationUtils::CUSTOMER_NUMBER);
     $tssInfo->setProductId(SampleXmlValidationUtils::PRODUCT_ID);
     $tssInfo->setVariableReference(SampleXmlValidationUtils::VARIABLE_REFERENCE);
     $tssInfo->setCustomerIpAddress(SampleXmlValidationUtils::CUSTOMER_IP);
     $addresses = array();
     $address = new Address();
     $address->setType(SampleXmlValidationUtils::$ADDRESS_TYPE_BUSINESS->getAddressType());
     $address->setCode(SampleXmlValidationUtils::ADDRESS_CODE_BUSINESS);
     $address->setCountry(SampleXmlValidationUtils::ADDRESS_COUNTRY_BUSINESS);
     $addresses[] = $address;
     $address = new Address();
     $address->setType(SampleXmlValidationUtils::$ADDRESS_TYPE_SHIPPING->getAddressType());
     $address->setCode(SampleXmlValidationUtils::ADDRESS_CODE_SHIPPING);
     $address->setCountry(SampleXmlValidationUtils::ADDRESS_COUNTRY_SHIPPING);
     $addresses[] = $address;
     $tssInfo->setAddresses($addresses);
     $request->setTssInfo($tssInfo);
     $mpi = new Mpi();
     $mpi->setCavv(SampleXmlValidationUtils::THREE_D_SECURE_CAVV);
     $mpi->setXid(SampleXmlValidationUtils::THREE_D_SECURE_XID);
     $mpi->setEci(SampleXmlValidationUtils::THREE_D_SECURE_ECI);
     $request->setMpi($mpi);
     //convert to XML
     $xml = $request->toXml();
     //Convert from XML back to PaymentRequest
     /* @var PaymentRequest $fromXmlRequest */
     $fromXmlRequest = new PaymentRequest();
     $fromXmlRequest = $fromXmlRequest->fromXml($xml);
     SampleXmlValidationUtils::checkUnmarshalledPaymentRequest($fromXmlRequest, $this);
 }
 /**
  * Helper method for adding a comment. NB Only 2 comments will be accepted by Realex.
  *
  * @param string $comment
  *
  * @return ThreeDSecureRequest
  */
 public function addComment($comment)
 {
     if (is_null($this->comments)) {
         $this->comments = new CommentCollection();
     }
     //create new comments array list if null
     if (is_null($this->comments)) {
         $this->comments = new CommentCollection();
     }
     $size = $this->comments->getSize();
     $commentObject = new Comment();
     $this->comments->add($commentObject->addComment($comment)->addId(++$size));
     return $this;
 }