/// <summary>
/// Saves the payment.
/// </summary>
/// <param name="payment">The payment.</param>
public void SavePayment(lss_payment payment)
{
using (var context = this.CrmConnector.CreateDataContext())
{
context.Attach(payment);
context.UpdateObject(payment);
context.SaveChanges();
}
}
/// <summary>
/// Reads the form fields.
/// </summary>
/// <param name="payment">The payment.</param>
private void ReadFormFields(lss_payment payment)
{
payment.lss_notificationstatus = Request.Form["Status"];
payment.lss_vpssignature = Request.Form["VPSSignature"];
payment.lss_notificationstatusdetail = Request.Form["StatusDetail"];
int txAuthNo = 0;
Int32.TryParse(Request.Form["TxAuthNo"], out txAuthNo);
payment.lss_txauthno = txAuthNo;
payment.lss_avscv2 = Request.Form["AVSCV2"];
payment.lss_addressresult = Request.Form["AddressResult"];
payment.lss_postcoderesult = Request.Form["PostCodeResult"];
payment.lss_cv2result = Request.Form["CV2Result"];
payment.lss_giftaid = Request.Form["GiftAid"];
payment.lss_securestatus3d = Request.Form["3DSecureStatus"];
payment.lss_cavv = Request.Form["CAVV"];
payment.lss_addressstatus = Request.Form["AddressStatus"];
payment.lss_payerstatus = Request.Form["PayerStatus"];
payment.lss_cardtype = Request.Form["CardType"];
payment.lss_last4digits = Request.Form["Last4Digits"];
}
/// <summary>
/// Creates the post request.
/// </summary>
/// <param name="configuration">The configuration.</param>
/// <param name="connector">The connector.</param>
/// <param name="paymentId">The payment id.</param>
/// <returns></returns>
private static string CreatePostRequest(ConfigurationProvider configuration, CrmConnector connector, lss_payment payment)
{
OrderProvider orderProvider = new OrderProvider(connector);
ContactProvider contactProvider = new ContactProvider(connector);
PaymentProvider paymentProvider = new PaymentProvider(connector);
var order = orderProvider.GetOrder(payment.lss_orderid.Id);
var contact = contactProvider.GetContact(order.CustomerId.Id);
StringBuilder postRequest = new StringBuilder();
payment.lss_vendortxcode = CreateVendorTransactionCode(order.Name);
// Save the record so the payment has a name
payment.lss_name = "Payment: " + payment.lss_vendortxcode + " - £" + payment.lss_amount.Value.ToString("#.##");
paymentProvider.SavePayment(payment);
// Check the Contact has the relevant details for a sucessful transaction
if (String.IsNullOrEmpty(contact.FirstName) ||
String.IsNullOrEmpty(contact.LastName) ||
String.IsNullOrEmpty(contact.Address1_Line1) ||
String.IsNullOrEmpty(contact.Address1_City) ||
String.IsNullOrEmpty(contact.Address1_PostalCode))
{
return("INVALIDCONTACT");
}
postRequest.Append("VPSProtocol=2.23&TxType=PAYMENT&Vendor=");
postRequest.Append(configuration.VendorName);
postRequest.Append("&VendorTxCode=" + payment.lss_vendortxcode);
postRequest.Append("&Amount=" + payment.lss_amount.Value.ToString("#.##"));
postRequest.Append("&Currency=GBP");
postRequest.Append("&Description=" + order.Name);
postRequest.Append("&NotificationURL=" + configuration.NotificationUrl);
postRequest.Append(BuildContactDetails(contact));
postRequest.Append("&CustomerEMail=" + (String.IsNullOrEmpty(contact.EMailAddress1) ? String.Empty : contact.EMailAddress1.Trim()));
postRequest.Append(BuildBasket(connector, orderProvider, order));
postRequest.Append("&AllowGiftAid=0&ApplyAVSCV2=0&Apply3DSecure=0&Profile=NORMAL&AccountType=M");
return(postRequest.ToString());
}
/// <summary>
/// Checks the response from SagePay
/// </summary>
/// <param name="configuration">The configuration.</param>
/// <param name="connector">The connector.</param>
/// <param name="payment">The payment.</param>
/// <param name="responseFromSagePay">The response from sage pay.</param>
/// <returns>
/// Returns the next url to go to if the status is ok
/// </returns>
private string CheckSagePayResponse(ConfigurationProvider configuration, CrmConnector connector, lss_payment payment, string responseFromSagePay)
{
string nextUrl = String.Empty;
string[] responses = responseFromSagePay.Split(new string[] { "\n", "\r\n" }, StringSplitOptions.RemoveEmptyEntries);
foreach (string response in responses)
{
int splitIndex = response.IndexOf("=");
if (splitIndex != -1)
{
string name = response.Substring(0, splitIndex);
string value = response.Substring(splitIndex + 1);
switch (name)
{
case "VPSProtocol":
payment.lss_vpsprotocol = value;
break;
case "Status":
payment.lss_responsestatus = value;
break;
case "StatusDetail":
payment.lss_responsestatusdetail = value;
break;
case "VPSTxId":
payment.lss_vpstxid = value;
break;
case "SecurityKey":
payment.lss_securitykey = value;
break;
case "NextURL":
payment.lss_nexturl = value;
break;
}
}
}
if (payment.lss_responsestatus != null)
{
switch (payment.lss_responsestatus)
{
case "OK":
// If the status is OK then we can return the Next Url
nextUrl = payment.lss_nexturl == null ? String.Empty : payment.lss_nexturl;
break;
case "MALFORMED":
payment.lss_paystatus.Value = (int)PaymentProvider.PaymentStatus.Failed;
nextUrl = configuration.OrderFailedUrl + "?errorcode=" + ((int)ErrorCodes.MalformedPost).ToString();
break;
case "INVALID":
payment.lss_paystatus.Value = (int)PaymentProvider.PaymentStatus.Failed;
nextUrl = configuration.OrderFailedUrl + "?errorcode=" + ((int)ErrorCodes.InvalidPost).ToString();
break;
default:
payment.lss_paystatus.Value = (int)PaymentProvider.PaymentStatus.Failed;
nextUrl = configuration.OrderFailedUrl + "?errorcode=" + ((int)ErrorCodes.GeneralPostError).ToString();
break;
}
}
PaymentProvider paymentProvider = new PaymentProvider(connector);
paymentProvider.SavePayment(payment);
return(nextUrl);
}
