/// <summary>
/// Post process payment (used by payment gateways that require redirecting to a third-party URL)
/// </summary>
/// <param name="postProcessPaymentRequest">Payment info required for an order processing</param>
public void PostProcessPayment(PostProcessPaymentRequest postProcessPaymentRequest)
{
var orderTotal = Math.Round(postProcessPaymentRequest.Order.OrderTotal, 2);
using (var client = new WebClient())
{
var initiateData = new NameValueCollection();
initiateData["PAYGATE_ID"] = _payGatePaymentSettings.PayGateID;
initiateData["REFERENCE"] = postProcessPaymentRequest.Order.Id.ToString();
initiateData["AMOUNT"] = (Convert.ToDouble(orderTotal) * 100).ToString();
initiateData["CURRENCY"] = _currencyService.GetCurrencyById(_currencySettings.PrimaryStoreCurrencyId).CurrencyCode;
var storeLocation = _webHelper.GetStoreLocation(false);
if (_payGatePaymentSettings.UseSSL)
{
storeLocation = storeLocation.Replace("http://", "https://");
}
initiateData["RETURN_URL"] = storeLocation + "Plugins/PaymentPayGate/PayGateReturnHandler?pgnopcommerce=" + postProcessPaymentRequest.Order.Id.ToString();
initiateData["TRANSACTION_DATE"] = String.Format("{0:yyyy-MM-dd HH:mm:ss}", DateTime.Now).ToString();
initiateData["LOCALE"] = "en-za";
initiateData["COUNTRY"] = postProcessPaymentRequest.Order.BillingAddress.Country.ThreeLetterIsoCode;
initiateData["EMAIL"] = postProcessPaymentRequest.Order.BillingAddress.Email;
//initiateData["NOTIFY_URL"] = _webHelper.GetStoreLocation(false) + "Plugins/PaymentPayGate/PayGateNotifyHandler?pgnopcommerce=" + postProcessPaymentRequest.Order.Id.ToString();
initiateData["USER3"] = "nopcommerce-v1.0.0";
string initiateValues = string.Join("", initiateData.AllKeys.Select(key => initiateData[key]));
initiateData["CHECKSUM"] = new PayGateHelper().CalculateMD5Hash(initiateValues + _payGatePaymentSettings.EncryptionKey);
var initiateResponse = client.UploadValues("https://secure.paygate.co.za/payweb3/initiate.trans", "POST", initiateData);
dictionaryResponse = Encoding.Default.GetString(initiateResponse)
.Split('&')
.Select(p => p.Split('='))
.ToDictionary(p => p[0], p => p.Length > 1 ? Uri.UnescapeDataString(p[1]) : null);
}
// New Code to fix it
RemotePost remotePost = new RemotePost();
remotePost.FormName = "PayGate";
remotePost.Method = "POST";
remotePost.Url = "https://secure.paygate.co.za/payweb3/process.trans";
remotePost.Add("PAY_REQUEST_ID", dictionaryResponse["PAY_REQUEST_ID"]);
remotePost.Add("CHECKSUM", dictionaryResponse["CHECKSUM"]);
remotePost.Post();
}
//public void PostProcessPayment(PostProcessPaymentRequest postProcessPaymentRequest)
//{
// this.defaultLogger.Information("Calling async");
// await PostProcessPaymentAsync(postProcessPaymentRequest);
// this.defaultLogger.Information("After async");
//}
/// <summary>
/// Post process payment (used by payment gateways that require redirecting to a third-party URL)
/// </summary>
/// <param name="postProcessPaymentRequest">Payment info required for an order processing</param>
public async Task PostProcessPaymentAsync(PostProcessPaymentRequest postProcessPaymentRequest)
{
var orderTotal = Math.Round(postProcessPaymentRequest.Order.OrderTotal, 2);
var testMode = _payGatePaymentSettings.TestMode;
var encryptionKey = "";
var initiated = false;
using (var client = new WebClient())
{
var initiateData = new NameValueCollection();
if (testMode)
{
initiateData["PAYGATE_ID"] = "10011072130";
encryptionKey = "secret";
await this.defaultLogger.InformationAsync("Using test mode");
}
else
{
initiateData["PAYGATE_ID"] = _payGatePaymentSettings.PayGateID;
encryptionKey = _payGatePaymentSettings.EncryptionKey;
}
initiateData["REFERENCE"] = postProcessPaymentRequest.Order.Id.ToString();
initiateData["AMOUNT"] = (Convert.ToDouble(orderTotal) * 100).ToString();
initiateData["CURRENCY"] = (await _currencyService.GetCurrencyByIdAsync(_currencySettings.PrimaryStoreCurrencyId)).CurrencyCode;
var storeLocation = _webHelper.GetStoreLocation(false);
if (_payGatePaymentSettings.UseSSL)
{
storeLocation = storeLocation.Replace("http://", "https://");
}
initiateData["RETURN_URL"] = storeLocation + "Plugins/PaymentPayGate/PayGateReturnHandler?pgnopcommerce=" + postProcessPaymentRequest.Order.Id.ToString();
initiateData["TRANSACTION_DATE"] = String.Format("{0:yyyy-MM-dd HH:mm:ss}", DateTime.Now).ToString();
initiateData["LOCALE"] = "en-za";
var threeLetterIsoCode = "";
var billingEmail = "";
var customer = await _customerService.GetCustomerByIdAsync(postProcessPaymentRequest.Order.CustomerId);
if (customer != null)
{
var billingAddress = await _customerService.GetCustomerBillingAddressAsync(customer);
if (billingAddress != null)
{
billingEmail = billingAddress.Email;
var country = await _countryService.GetCountryByAddressAsync(billingAddress);
if (country != null && !string.IsNullOrWhiteSpace(country.ThreeLetterIsoCode))
{
threeLetterIsoCode = country.ThreeLetterIsoCode;
}
}
}
initiateData["COUNTRY"] = threeLetterIsoCode;
initiateData["EMAIL"] = billingEmail;
if (_payGatePaymentSettings.EnableIpn)
{
initiateData["NOTIFY_URL"] = _webHelper.GetStoreLocation(false) + "Plugins/PaymentPayGate/PayGateNotifyHandler?pgnopcommerce=" + postProcessPaymentRequest.Order.Id.ToString();
}
initiateData["USER1"] = postProcessPaymentRequest.Order.Id.ToString();
initiateData["USER3"] = "nopcommerce-v4.4.0";
string initiateValues = string.Join("", initiateData.AllKeys.Select(key => initiateData[key]));
initiateData["CHECKSUM"] = new PayGateHelper().CalculateMD5Hash(initiateValues + encryptionKey);
string initiateValuesString = string.Join("", initiateData.AllKeys.Select(key => initiateData[key]));
var cnt = 0;
while (!initiated && cnt < 5)
{
var initiateResponse = client.UploadValues("https://secure.paygate.co.za/payweb3/initiate.trans", "POST", initiateData);
await defaultLogger.InformationAsync("Initiate response: " + Encoding.UTF8.GetString(initiateResponse) + " cnt=" + cnt);
dictionaryResponse = Encoding.Default.GetString(initiateResponse)
.Split('&')
.Select(p => p.Split('='))
.ToDictionary(p => p[0], p => p.Length > 1 ? Uri.UnescapeDataString(p[1]) : null);
if (dictionaryResponse.Count == 4 && dictionaryResponse.ContainsKey("PAY_REQUEST_ID"))
{
await defaultLogger.InformationAsync("PAYGATE_ID = " + dictionaryResponse["PAYGATE_ID"]);
await defaultLogger.InformationAsync("PAY_REQUEST_ID = " + dictionaryResponse["PAY_REQUEST_ID"]);
await defaultLogger.InformationAsync("REFERENCE = " + dictionaryResponse["REFERENCE"]);
await defaultLogger.InformationAsync("CHECKSUM = " + dictionaryResponse["CHECKSUM"]);
initiated = true;
}
cnt++;
}
// Redirect to payment portal
if (initiated)
{
_webHelper.IsPostBeingDone = true;
try
{
await defaultLogger.InformationAsync("Is initiated");
var sb = new StringBuilder();
var Url = "https://secure.paygate.co.za/payweb3/process.trans";
var payRequestId = dictionaryResponse["PAY_REQUEST_ID"];
var checksum = dictionaryResponse["CHECKSUM"];
sb.Append("<html><head></head>");
sb.Append("<body>");
sb.Append("<form id=\"PayGate_Form\" method=\"post\" action=\"" + Url + "\" >");
sb.Append("<input type=\"hidden\" name=\"PAY_REQUEST_ID\" value=\"" + payRequestId + "\" >");
sb.Append("<input type=\"hidden\" name=\"CHECKSUM\" value=\"" + checksum + "\" >");
sb.Append("<script>document.getElementById('PayGate_Form').submit();</script>");
sb.Append("</form></body></html>");
// Synchronous operations disabled by default in DotnetCore >= 3.0
var feat = _httpContextAccessor.HttpContext.Features.Get <IHttpBodyControlFeature>();
if (feat != null)
{
feat.AllowSynchronousIO = true;
}
var response = _httpContextAccessor.HttpContext.Response;
var data = Encoding.UTF8.GetBytes(sb.ToString());
response.ContentType = "text/html; charset=utf-8";
response.ContentLength = data.Length;
await defaultLogger.InformationAsync("Start write to body: " + sb.ToString());
response.Body.Write(data, 0, data.Length);
response.Body.Flush();
await defaultLogger.InformationAsync("End write to body: " + sb.ToString());
//await Task.Delay(3000);
await defaultLogger.InformationAsync("End three second delay: " + sb.ToString());
}
catch (Exception e)
{
await defaultLogger.ErrorAsync("Failed to POST: " + e.Message);
}
}
else
{
await defaultLogger.ErrorAsync("Failed to get valid initiate response after 5 attempts");
}
}
}
/// <summary>
/// Post process payment (used by payment gateways that require redirecting to a third-party URL)
/// </summary>
/// <param name="postProcessPaymentRequest">Payment info required for an order processing</param>
public void PostProcessPayment(PostProcessPaymentRequest postProcessPaymentRequest)
{
var orderTotal = Math.Round(postProcessPaymentRequest.Order.OrderTotal, 2);
var currentOrder = _orderService.GetOrderById(postProcessPaymentRequest.Order.Id);
using (var client = new WebClient())
{
var initiateData = new NameValueCollection();
initiateData["PAYGATE_ID"] = _payGatePaymentSettings.PayGateID;
initiateData["REFERENCE"] = postProcessPaymentRequest.Order.Id.ToString();
initiateData["AMOUNT"] = (Convert.ToDouble(orderTotal) * 100).ToString();
initiateData["CURRENCY"] =
_currencyService.GetCurrencyByCode(currentOrder.CustomerCurrencyCode).CurrencyCode;
initiateData["RETURN_URL"] = _webHelper.GetStoreLocation(false) + "Plugins/PaymentPayGate/PayGateReturnHandler?pgnopcommerce=" + postProcessPaymentRequest.Order.Id.ToString();
initiateData["TRANSACTION_DATE"] = String.Format("{0:yyyy-MM-dd HH:mm:ss}", DateTime.Now).ToString();
initiateData["LOCALE"] = "en-za";
initiateData["COUNTRY"] = postProcessPaymentRequest.Order.BillingAddress.Country.ThreeLetterIsoCode;
initiateData["EMAIL"] = postProcessPaymentRequest.Order.BillingAddress.Email;
initiateData["NOTIFY_URL"] = _webHelper.GetStoreLocation(false) + "Plugins/PaymentPayGate/PayGateNotifyHandler?pgnopcommerce=" + postProcessPaymentRequest.Order.Id.ToString();
initiateData["USER3"] = "nopcommerce-v1.0.0";
string initiateValues = string.Join("", initiateData.AllKeys.Select(key => initiateData[key]));
initiateData["CHECKSUM"] = new PayGateHelper().CalculateMD5Hash(initiateValues + _payGatePaymentSettings.EncryptionKey);
var initiateResponse = client.UploadValues("https://secure.paygate.co.za/payweb3/initiate.trans", "POST", initiateData);
var responseText = Encoding.Default.GetString(initiateResponse);
if (responseText.Contains("PGID_NOT_EN") || responseText.Contains("DATA_CUR") ||
responseText.Contains("DATA_PW") || responseText.Contains("DATA_CHK"))
{
string Error = "Checksum posted does not match the one calculated by PayGate, either due to an incorrect encryption key used or a field that has been excluded from the checksum calculation";
if (Encoding.Default.GetString(initiateResponse).Contains("PGID_NOT_EN"))
{
Error = "The PayGate ID being used to post data to PayGate has not yet been enabled, or there are no payment methods setup on it.";
}
else if (Encoding.Default.GetString(initiateResponse).Contains("DATA_CUR"))
{
Error = "The currency that has been posted to PayGate is not supported.";
}
else if (Encoding.Default.GetString(initiateResponse).Contains("DATA_PW"))
{
Error = "Mandatory fields have been excluded from the post to PayGate, refer to page 9 of the documentation as to what fields should be posted.";
}
_logger.InsertLog(LogLevel.Debug, "Paygate response for order number " + postProcessPaymentRequest.Order.Id.ToString(), Error);
currentOrder.OrderStatus = OrderStatus.Cancelled;
_orderService.UpdateOrder(currentOrder);
var url = _storeContext.CurrentStore.Url;
if (!url.EndsWith("/"))
{
url += "/";
}
var stringBuilder = "<html><head><script>function GoToUrl(){window.location = '" + url + "orderdetails/" + currentOrder.Id.ToString() + "';} GoToUrl();</script></head><body></body></html>";
_httpContext.Response.Write(stringBuilder);
_httpContext.Response.End();
}
else
{
dictionaryResponse = Encoding.Default.GetString(initiateResponse)
.Split('&')
.Select(p => p.Split('='))
.ToDictionary(p => p[0], p => p.Length > 1 ? Uri.UnescapeDataString(p[1]) : null);
if (dictionaryResponse["PAY_REQUEST_ID"] != null && dictionaryResponse["CHECKSUM"] != null)
{
RemotePost remotePost = new RemotePost
{
FormName = "PayGate",
Method = "POST",
Url = "https://secure.paygate.co.za/payweb3/process.trans"
};
remotePost.Add("PAY_REQUEST_ID", dictionaryResponse["PAY_REQUEST_ID"]);
remotePost.Add("CHECKSUM", dictionaryResponse["CHECKSUM"]);
remotePost.Post();
}
}
}
}