public ActionResult IPNHandler()
{
byte[] param = Request.BinaryRead(Request.ContentLength);
string strRequest = Encoding.ASCII.GetString(param);
Dictionary <string, string> values;
var processor = _paymentService.LoadPaymentMethodBySystemName("Payments.PayPalStandard") as PayPalStandardPaymentProcessor;
if (processor == null ||
!processor.IsPaymentMethodActive(_paymentSettings) || !processor.PluginDescriptor.Installed)
{
throw new NopException("PayPal Standard module cannot be loaded");
}
if (processor.VerifyIpn(strRequest, out values))
{
#region values
decimal total = decimal.Zero;
try
{
total = decimal.Parse(values["mc_gross"], new CultureInfo("en-US"));
}
catch { }
string payer_status = string.Empty;
values.TryGetValue("payer_status", out payer_status);
string payment_status = string.Empty;
values.TryGetValue("payment_status", out payment_status);
string pending_reason = string.Empty;
values.TryGetValue("pending_reason", out pending_reason);
string mc_currency = string.Empty;
values.TryGetValue("mc_currency", out mc_currency);
string txn_id = string.Empty;
values.TryGetValue("txn_id", out txn_id);
string txn_type = string.Empty;
values.TryGetValue("txn_type", out txn_type);
string rp_invoice_id = string.Empty;
values.TryGetValue("rp_invoice_id", out rp_invoice_id);
string payment_type = string.Empty;
values.TryGetValue("payment_type", out payment_type);
string payer_id = string.Empty;
values.TryGetValue("payer_id", out payer_id);
string receiver_id = string.Empty;
values.TryGetValue("receiver_id", out receiver_id);
string invoice = string.Empty;
values.TryGetValue("invoice", out invoice);
string payment_fee = string.Empty;
values.TryGetValue("payment_fee", out payment_fee);
#endregion
var sb = new StringBuilder();
sb.AppendLine("Paypal IPN:");
foreach (KeyValuePair <string, string> kvp in values)
{
sb.AppendLine(kvp.Key + ": " + kvp.Value);
}
var newPaymentStatus = PaypalHelper.GetPaymentStatus(payment_status, pending_reason);
sb.AppendLine("New payment status: " + newPaymentStatus);
switch (txn_type)
{
case "recurring_payment_profile_created":
//do nothing here
break;
case "recurring_payment":
#region Recurring payment
{
Guid orderNumberGuid = Guid.Empty;
try
{
orderNumberGuid = new Guid(rp_invoice_id);
}
catch
{
}
var initialOrder = _orderService.GetOrderByGuid(orderNumberGuid);
if (initialOrder != null)
{
var recurringPayments = _orderService.SearchRecurringPayments(0, 0, initialOrder.Id, null, 0, int.MaxValue);
foreach (var rp in recurringPayments)
{
switch (newPaymentStatus)
{
case PaymentStatus.Authorized:
case PaymentStatus.Paid:
{
var recurringPaymentHistory = rp.RecurringPaymentHistory;
if (recurringPaymentHistory.Count == 0)
{
//first payment
var rph = new RecurringPaymentHistory
{
RecurringPaymentId = rp.Id,
OrderId = initialOrder.Id,
CreatedOnUtc = DateTime.UtcNow
};
rp.RecurringPaymentHistory.Add(rph);
_orderService.UpdateRecurringPayment(rp);
}
else
{
//next payments
_orderProcessingService.ProcessNextRecurringPayment(rp);
}
}
break;
}
}
//this.OrderService.InsertOrderNote(newOrder.OrderId, sb.ToString(), DateTime.UtcNow);
_logger.Information("PayPal IPN. Recurring info", new NopException(sb.ToString()));
}
else
{
_logger.Error("PayPal IPN. Order is not found", new NopException(sb.ToString()));
}
}
#endregion
break;
default:
#region Standard payment
{
string orderNumber = string.Empty;
values.TryGetValue("custom", out orderNumber);
Guid orderNumberGuid = Guid.Empty;
try
{
orderNumberGuid = new Guid(orderNumber);
}
catch
{
}
var order = _orderService.GetOrderByGuid(orderNumberGuid);
if (order != null)
{
//order note
order.OrderNotes.Add(new OrderNote
{
Note = sb.ToString(),
DisplayToCustomer = false,
CreatedOnUtc = DateTime.UtcNow
});
_orderService.UpdateOrder(order);
switch (newPaymentStatus)
{
case PaymentStatus.Pending:
{
}
break;
case PaymentStatus.Authorized:
{
if (_orderProcessingService.CanMarkOrderAsAuthorized(order))
{
_orderProcessingService.MarkAsAuthorized(order);
}
}
break;
case PaymentStatus.Paid:
{
if (_orderProcessingService.CanMarkOrderAsPaid(order))
{
order.AuthorizationTransactionId = txn_id;
_orderService.UpdateOrder(order);
_orderProcessingService.MarkOrderAsPaid(order);
}
}
break;
default:
break;
}
}
else
{
_logger.Error("PayPal IPN. Order is not found", new NopException(sb.ToString()));
}
}
#endregion
break;
}
}
else
{
_logger.Error("PayPal IPN failed.", new NopException(strRequest));
}
//nothing should be rendered to visitor
return(Content(""));
}
public ActionResult PDTHandler(FormCollection form)
{
var tx = _webHelper.QueryString <string>("tx");
Dictionary <string, string> values;
string response;
var processor = _paymentService.LoadPaymentMethodBySystemName("Payments.PayPalStandard") as PayPalStandardPaymentProcessor;
if (processor == null ||
!processor.IsPaymentMethodActive(_paymentSettings) || !processor.PluginDescriptor.Installed)
{
throw new NopException("PayPal Standard module cannot be loaded");
}
if (processor.GetPdtDetails(tx, out values, out response))
{
string orderNumber = string.Empty;
values.TryGetValue("custom", out orderNumber);
Guid orderNumberGuid = Guid.Empty;
try
{
orderNumberGuid = new Guid(orderNumber);
}
catch { }
Order order = _orderService.GetOrderByGuid(orderNumberGuid);
if (order != null)
{
decimal mc_gross = decimal.Zero;
try
{
mc_gross = decimal.Parse(values["mc_gross"], new CultureInfo("en-US"));
}
catch (Exception exc)
{
_logger.Error("PayPal PDT. Error getting mc_gross", exc);
}
string payer_status = string.Empty;
values.TryGetValue("payer_status", out payer_status);
string payment_status = string.Empty;
values.TryGetValue("payment_status", out payment_status);
string pending_reason = string.Empty;
values.TryGetValue("pending_reason", out pending_reason);
string mc_currency = string.Empty;
values.TryGetValue("mc_currency", out mc_currency);
string txn_id = string.Empty;
values.TryGetValue("txn_id", out txn_id);
string payment_type = string.Empty;
values.TryGetValue("payment_type", out payment_type);
string payer_id = string.Empty;
values.TryGetValue("payer_id", out payer_id);
string receiver_id = string.Empty;
values.TryGetValue("receiver_id", out receiver_id);
string invoice = string.Empty;
values.TryGetValue("invoice", out invoice);
string payment_fee = string.Empty;
values.TryGetValue("payment_fee", out payment_fee);
var sb = new StringBuilder();
sb.AppendLine("Paypal PDT:");
sb.AppendLine("mc_gross: " + mc_gross);
sb.AppendLine("Payer status: " + payer_status);
sb.AppendLine("Payment status: " + payment_status);
sb.AppendLine("Pending reason: " + pending_reason);
sb.AppendLine("mc_currency: " + mc_currency);
sb.AppendLine("txn_id: " + txn_id);
sb.AppendLine("payment_type: " + payment_type);
sb.AppendLine("payer_id: " + payer_id);
sb.AppendLine("receiver_id: " + receiver_id);
sb.AppendLine("invoice: " + invoice);
sb.AppendLine("payment_fee: " + payment_fee);
var newPaymentStatus = PaypalHelper.GetPaymentStatus(payment_status, pending_reason);
sb.AppendLine("New payment status: " + newPaymentStatus);
//order note
order.OrderNotes.Add(new OrderNote
{
Note = sb.ToString(),
DisplayToCustomer = false,
CreatedOnUtc = DateTime.UtcNow
});
_orderService.UpdateOrder(order);
//load settings for a chosen store scope
var storeScope = this.GetActiveStoreScopeConfiguration(_storeService, _workContext);
var payPalStandardPaymentSettings = _settingService.LoadSetting <PayPalStandardPaymentSettings>(storeScope);
//validate order total
if (payPalStandardPaymentSettings.PdtValidateOrderTotal && Math.Abs(mc_gross - order.OrderTotal) > 0.01M)
{
string errorStr = string.Format("PayPal PDT. Returned order total {0} doesn't equal order total {1}. Order# {2}.", mc_gross, order.OrderTotal, order.Id);
//log
_logger.Error(errorStr);
//order note
order.OrderNotes.Add(new OrderNote
{
Note = errorStr,
DisplayToCustomer = false,
CreatedOnUtc = DateTime.UtcNow
});
_orderService.UpdateOrder(order);
return(RedirectToAction("Index", "Home", new { area = "" }));
}
//mark order as paid
if (newPaymentStatus == PaymentStatus.Paid)
{
if (_orderProcessingService.CanMarkOrderAsPaid(order))
{
order.AuthorizationTransactionId = txn_id;
_orderService.UpdateOrder(order);
_orderProcessingService.MarkOrderAsPaid(order);
}
}
}
return(RedirectToRoute("CheckoutCompleted", new { orderId = order.Id }));
}
else
{
string orderNumber = string.Empty;
values.TryGetValue("custom", out orderNumber);
Guid orderNumberGuid = Guid.Empty;
try
{
orderNumberGuid = new Guid(orderNumber);
}
catch { }
Order order = _orderService.GetOrderByGuid(orderNumberGuid);
if (order != null)
{
//order note
order.OrderNotes.Add(new OrderNote
{
Note = "PayPal PDT failed. " + response,
DisplayToCustomer = false,
CreatedOnUtc = DateTime.UtcNow
});
_orderService.UpdateOrder(order);
}
return(RedirectToAction("Index", "Home", new { area = "" }));
}
}
public ActionResult IPNHandler()
{
byte[] param = Request.BinaryRead(Request.ContentLength);
string strRequest = Encoding.ASCII.GetString(param);
Dictionary <string, string> values;
var processor = _paymentService.LoadPaymentMethodBySystemName("Payments.PayPalStandard") as PayPalStandardPaymentProcessor;
if (processor == null ||
!processor.IsPaymentMethodActive(_paymentSettings) || !processor.PluginDescriptor.Installed)
{
throw new NopException("PayPal Standard module cannot be loaded");
}
if (processor.VerifyIpn(strRequest, out values))
{
#region values
decimal mc_gross = decimal.Zero;
try
{
mc_gross = decimal.Parse(values["mc_gross"], new CultureInfo("en-US"));
}
catch { }
string payer_status = string.Empty;
values.TryGetValue("payer_status", out payer_status);
string payment_status = string.Empty;
values.TryGetValue("payment_status", out payment_status);
string pending_reason = string.Empty;
values.TryGetValue("pending_reason", out pending_reason);
string mc_currency = string.Empty;
values.TryGetValue("mc_currency", out mc_currency);
string txn_id = string.Empty;
values.TryGetValue("txn_id", out txn_id);
string txn_type = string.Empty;
values.TryGetValue("txn_type", out txn_type);
string rp_invoice_id = string.Empty;
values.TryGetValue("rp_invoice_id", out rp_invoice_id);
string payment_type = string.Empty;
values.TryGetValue("payment_type", out payment_type);
string payer_id = string.Empty;
values.TryGetValue("payer_id", out payer_id);
string receiver_id = string.Empty;
values.TryGetValue("receiver_id", out receiver_id);
string invoice = string.Empty;
values.TryGetValue("invoice", out invoice);
string payment_fee = string.Empty;
values.TryGetValue("payment_fee", out payment_fee);
#endregion
var sb = new StringBuilder();
sb.AppendLine("Paypal IPN:");
foreach (KeyValuePair <string, string> kvp in values)
{
sb.AppendLine(kvp.Key + ": " + kvp.Value);
}
var newPaymentStatus = PaypalHelper.GetPaymentStatus(payment_status, pending_reason);
sb.AppendLine("New payment status: " + newPaymentStatus);
switch (txn_type)
{
case "recurring_payment_profile_created":
//do nothing here
break;
#region Recurring payment
case "recurring_payment":
{
Guid orderNumberGuid = Guid.Empty;
try
{
orderNumberGuid = new Guid(rp_invoice_id);
}
catch
{
}
var initialOrder = _orderService.GetOrderByGuid(orderNumberGuid);
if (initialOrder != null)
{
var recurringPayments = _orderService.SearchRecurringPayments(initialOrderId: initialOrder.Id);
foreach (var rp in recurringPayments)
{
switch (newPaymentStatus)
{
case PaymentStatus.Authorized:
case PaymentStatus.Paid:
{
var recurringPaymentHistory = rp.RecurringPaymentHistory;
if (!recurringPaymentHistory.Any())
{
//first payment
var rph = new RecurringPaymentHistory
{
RecurringPaymentId = rp.Id,
OrderId = initialOrder.Id,
CreatedOnUtc = DateTime.UtcNow
};
rp.RecurringPaymentHistory.Add(rph);
_orderService.UpdateRecurringPayment(rp);
}
else
{
//next payments
var processPaymentResult = new ProcessPaymentResult();
processPaymentResult.NewPaymentStatus = newPaymentStatus;
if (newPaymentStatus == PaymentStatus.Authorized)
{
processPaymentResult.AuthorizationTransactionId = txn_id;
}
else
{
processPaymentResult.CaptureTransactionId = txn_id;
}
_orderProcessingService.ProcessNextRecurringPayment(rp, processPaymentResult);
}
}
break;
case PaymentStatus.Voided:
//failed payment
var failedPaymentResult = new ProcessPaymentResult
{
Errors = new[] { string.Format("PayPal IPN. Recurring payment is {0} .", payment_status) },
RecurringPaymentFailed = true
};
_orderProcessingService.ProcessNextRecurringPayment(rp, failedPaymentResult);
break;
}
}
//this.OrderService.InsertOrderNote(newOrder.OrderId, sb.ToString(), DateTime.UtcNow);
_logger.Information("PayPal IPN. Recurring info", new NopException(sb.ToString()));
}
else
{
_logger.Error("PayPal IPN. Order is not found", new NopException(sb.ToString()));
}
}
break;
case "recurring_payment_failed":
var orderGuid = Guid.Empty;
if (Guid.TryParse(rp_invoice_id, out orderGuid))
{
var initialOrder = _orderService.GetOrderByGuid(orderGuid);
if (initialOrder != null)
{
var recurringPayment = _orderService.SearchRecurringPayments(initialOrderId: initialOrder.Id).FirstOrDefault();
//failed payment
if (recurringPayment != null)
{
_orderProcessingService.ProcessNextRecurringPayment(recurringPayment, new ProcessPaymentResult {
Errors = new[] { txn_type }, RecurringPaymentFailed = true
});
}
}
}
break;
#endregion
default:
#region Standard payment
{
string orderNumber = string.Empty;
values.TryGetValue("custom", out orderNumber);
Guid orderNumberGuid = Guid.Empty;
try
{
orderNumberGuid = new Guid(orderNumber);
}
catch
{
}
var order = _orderService.GetOrderByGuid(orderNumberGuid);
if (order != null)
{
//order note
order.OrderNotes.Add(new OrderNote
{
Note = sb.ToString(),
DisplayToCustomer = false,
CreatedOnUtc = DateTime.UtcNow
});
_orderService.UpdateOrder(order);
switch (newPaymentStatus)
{
case PaymentStatus.Pending:
{
}
break;
case PaymentStatus.Authorized:
{
//validate order total
if (Math.Round(mc_gross, 2).Equals(Math.Round(order.OrderTotal, 2)))
{
//valid
if (_orderProcessingService.CanMarkOrderAsAuthorized(order))
{
_orderProcessingService.MarkAsAuthorized(order);
}
}
else
{
//not valid
string errorStr = string.Format("PayPal IPN. Returned order total {0} doesn't equal order total {1}. Order# {2}.", mc_gross, order.OrderTotal, order.Id);
//log
_logger.Error(errorStr);
//order note
order.OrderNotes.Add(new OrderNote
{
Note = errorStr,
DisplayToCustomer = false,
CreatedOnUtc = DateTime.UtcNow
});
_orderService.UpdateOrder(order);
}
}
break;
case PaymentStatus.Paid:
{
//validate order total
if (Math.Round(mc_gross, 2).Equals(Math.Round(order.OrderTotal, 2)))
{
//valid
if (_orderProcessingService.CanMarkOrderAsPaid(order))
{
order.AuthorizationTransactionId = txn_id;
_orderService.UpdateOrder(order);
_orderProcessingService.MarkOrderAsPaid(order);
}
}
else
{
//not valid
string errorStr = string.Format("PayPal IPN. Returned order total {0} doesn't equal order total {1}. Order# {2}.", mc_gross, order.OrderTotal, order.Id);
//log
_logger.Error(errorStr);
//order note
order.OrderNotes.Add(new OrderNote
{
Note = errorStr,
DisplayToCustomer = false,
CreatedOnUtc = DateTime.UtcNow
});
_orderService.UpdateOrder(order);
}
}
break;
case PaymentStatus.Refunded:
{
var totalToRefund = Math.Abs(mc_gross);
if (totalToRefund > 0 && Math.Round(totalToRefund, 2).Equals(Math.Round(order.OrderTotal, 2)))
{
//refund
if (_orderProcessingService.CanRefundOffline(order))
{
_orderProcessingService.RefundOffline(order);
}
}
else
{
//partial refund
if (_orderProcessingService.CanPartiallyRefundOffline(order, totalToRefund))
{
_orderProcessingService.PartiallyRefundOffline(order, totalToRefund);
}
}
}
break;
case PaymentStatus.Voided:
{
if (_orderProcessingService.CanVoidOffline(order))
{
_orderProcessingService.VoidOffline(order);
}
}
break;
default:
break;
}
}
else
{
_logger.Error("PayPal IPN. Order is not found", new NopException(sb.ToString()));
}
}
#endregion
break;
}
}
else
{
_logger.Error("PayPal IPN failed.", new NopException(strRequest));
}
//nothing should be rendered to visitor
return(Content(""));
}
protected void Page_Load(object sender, EventArgs e)
{
CommonHelper.SetResponseNoCache(Response);
if (!Page.IsPostBack)
{
byte[] param = Request.BinaryRead(Request.ContentLength);
string strRequest = Encoding.ASCII.GetString(param);
Dictionary <string, string> values;
PayPalStandardPaymentProcessor processor = new PayPalStandardPaymentProcessor();
if (processor.VerifyIPN(strRequest, out values))
{
#region values
decimal total = decimal.Zero;
try
{
total = decimal.Parse(values["mc_gross"], new CultureInfo("en-US"));
}
catch { }
string payer_status = string.Empty;
values.TryGetValue("payer_status", out payer_status);
string payment_status = string.Empty;
values.TryGetValue("payment_status", out payment_status);
string pending_reason = string.Empty;
values.TryGetValue("pending_reason", out pending_reason);
string mc_currency = string.Empty;
values.TryGetValue("mc_currency", out mc_currency);
string txn_id = string.Empty;
values.TryGetValue("txn_id", out txn_id);
string txn_type = string.Empty;
values.TryGetValue("txn_type", out txn_type);
string rp_invoice_id = string.Empty;
values.TryGetValue("rp_invoice_id", out rp_invoice_id);
string payment_type = string.Empty;
values.TryGetValue("payment_type", out payment_type);
string payer_id = string.Empty;
values.TryGetValue("payer_id", out payer_id);
string receiver_id = string.Empty;
values.TryGetValue("receiver_id", out receiver_id);
string invoice = string.Empty;
values.TryGetValue("invoice", out invoice);
string payment_fee = string.Empty;
values.TryGetValue("payment_fee", out payment_fee);
#endregion
StringBuilder sb = new StringBuilder();
sb.AppendLine("Paypal IPN:");
foreach (KeyValuePair <string, string> kvp in values)
{
sb.AppendLine(kvp.Key + ": " + kvp.Value);
}
PaymentStatusEnum newPaymentStatus = PaypalHelper.GetPaymentStatus(payment_status, pending_reason);
sb.AppendLine("New payment status: " + newPaymentStatus.GetPaymentStatusName());
switch (txn_type)
{
case "recurring_payment_profile_created":
//do nothing here
break;
case "recurring_payment":
#region Recurring payment
{
Guid orderNumberGuid = Guid.Empty;
try
{
orderNumberGuid = new Guid(rp_invoice_id);
}
catch
{
}
Order initialOrder = this.OrderService.GetOrderByGuid(orderNumberGuid);
if (initialOrder != null)
{
var recurringPayments = this.OrderService.SearchRecurringPayments(0, initialOrder.OrderId, null);
foreach (var rp in recurringPayments)
{
switch (newPaymentStatus)
{
case PaymentStatusEnum.Authorized:
case PaymentStatusEnum.Paid:
{
var recurringPaymentHistory = rp.RecurringPaymentHistory;
if (recurringPaymentHistory.Count == 0)
{
//first payment
var rph = new RecurringPaymentHistory()
{
RecurringPaymentId = rp.RecurringPaymentId,
OrderId = initialOrder.OrderId,
CreatedOn = DateTime.UtcNow
};
this.OrderService.InsertRecurringPaymentHistory(rph);
}
else
{
//next payments
this.OrderService.ProcessNextRecurringPayment(rp.RecurringPaymentId);
//UNDONE change new order status according to newPaymentStatus
//UNDONE refund/void is not supported
}
}
break;
}
}
//this.OrderService.InsertOrderNote(newOrder.OrderId, sb.ToString(), DateTime.UtcNow);
this.LogService.InsertLog(LogTypeEnum.Unknown, "PayPal IPN. Recurring info", new NopException(sb.ToString()));
}
else
{
this.LogService.InsertLog(LogTypeEnum.OrderError, "PayPal IPN. Order is not found", new NopException(sb.ToString()));
}
}
#endregion
break;
default:
#region Standard payment
{
string orderNumber = string.Empty;
values.TryGetValue("custom", out orderNumber);
Guid orderNumberGuid = Guid.Empty;
try
{
orderNumberGuid = new Guid(orderNumber);
}
catch
{
}
Order order = this.OrderService.GetOrderByGuid(orderNumberGuid);
if (order != null)
{
this.OrderService.InsertOrderNote(order.OrderId, sb.ToString(), false, DateTime.UtcNow);
switch (newPaymentStatus)
{
case PaymentStatusEnum.Pending:
{
}
break;
case PaymentStatusEnum.Authorized:
{
if (this.OrderService.CanMarkOrderAsAuthorized(order))
{
this.OrderService.MarkAsAuthorized(order.OrderId);
}
}
break;
case PaymentStatusEnum.Paid:
{
if (this.OrderService.CanMarkOrderAsPaid(order))
{
this.OrderService.MarkOrderAsPaid(order.OrderId);
}
}
break;
case PaymentStatusEnum.Refunded:
{
if (this.OrderService.CanRefundOffline(order))
{
this.OrderService.RefundOffline(order.OrderId);
}
}
break;
case PaymentStatusEnum.Voided:
{
if (this.OrderService.CanVoidOffline(order))
{
this.OrderService.VoidOffline(order.OrderId);
}
}
break;
default:
break;
}
}
else
{
this.LogService.InsertLog(LogTypeEnum.OrderError, "PayPal IPN. Order is not found", new NopException(sb.ToString()));
}
}
#endregion
break;
}
}
else
{
this.LogService.InsertLog(LogTypeEnum.OrderError, "PayPal IPN failed.", strRequest);
}
}
}
