/// <summary>
/// Create webhook that receive events for the subscribed event types
/// </summary>
/// <returns>Webhook id</returns>
protected string CreateWebHook()
{
var storeScope = GetActiveStoreScopeConfiguration(_storeService, _workContext);
var payPalDirectPaymentSettings = _settingService.LoadSetting <PayPalDirectPaymentSettings>(storeScope);
try
{
var apiContext = PaypalHelper.GetApiContext(payPalDirectPaymentSettings);
if (!string.IsNullOrEmpty(payPalDirectPaymentSettings.WebhookId))
{
try
{
return(Webhook.Get(apiContext, payPalDirectPaymentSettings.WebhookId).id);
}
catch (PayPal.PayPalException) { }
}
var currentStore = storeScope > 0 ? _storeService.GetStoreById(storeScope) : _storeContext.CurrentStore;
var webhook = new Webhook
{
event_types = new List <WebhookEventType> {
new WebhookEventType {
name = "*"
}
},
url = string.Format("{0}Plugins/PaymentPayPalDirect/Webhook", currentStore.SslEnabled ? currentStore.SecureUrl : currentStore.Url)
}.Create(apiContext);
return(webhook.id);
}
catch (PayPal.PayPalException exc)
{
if (exc is PayPal.ConnectionException)
{
var error = JsonFormatter.ConvertFromJson <Error>((exc as PayPal.ConnectionException).Response);
if (error != null)
{
_logger.Error(string.Format("PayPal error: {0} ({1})", error.message, error.name));
if (error.details != null)
{
error.details.ForEach(x => _logger.Error(string.Format("{0} {1}", x.field, x.issue)));
}
}
else
{
_logger.Error(exc.InnerException != null ? exc.InnerException.Message : exc.Message);
}
}
else
{
_logger.Error(exc.InnerException != null ? exc.InnerException.Message : exc.Message);
}
return(string.Empty);
}
}
public ActionResult WebhookEventsHandler()
{
var storeScope = GetActiveStoreScopeConfiguration(_storeService, _workContext);
var payPalDirectPaymentSettings = _settingService.LoadSetting <PayPalDirectPaymentSettings>(storeScope);
try
{
var requestBody = string.Empty;
using (var stream = new StreamReader(Request.InputStream))
{
requestBody = stream.ReadToEnd();
}
var apiContext = PaypalHelper.GetApiContext(payPalDirectPaymentSettings);
//validate request
if (!WebhookEvent.ValidateReceivedEvent(apiContext, Request.Headers, requestBody, payPalDirectPaymentSettings.WebhookId))
{
_logger.Error("PayPal error: webhook event was not validated");
return(new HttpStatusCodeResult(HttpStatusCode.OK));
}
var webhook = JsonFormatter.ConvertFromJson <WebhookEvent>(requestBody);
//recurring payment
if (webhook.resource_type.ToLowerInvariant().Equals("sale"))
{
var sale = JsonFormatter.ConvertFromJson <Sale>(webhook.resource.ToString());
if (!string.IsNullOrEmpty(sale.billing_agreement_id))
{
//get agreement
var agreement = Agreement.Get(apiContext, sale.billing_agreement_id);
var initialOrder = _orderService.GetOrderByGuid(new Guid(agreement.description));
if (initialOrder != null)
{
var recurringPayment = _orderService.SearchRecurringPayments(initialOrderId: initialOrder.Id).FirstOrDefault();
if (recurringPayment != null)
{
if (sale.state.ToLowerInvariant().Equals("completed"))
{
if (recurringPayment.RecurringPaymentHistory.Count == 0)
{
//first payment
initialOrder.PaymentStatus = PaymentStatus.Paid;
initialOrder.CaptureTransactionId = sale.id;
_orderService.UpdateOrder(initialOrder);
recurringPayment.RecurringPaymentHistory.Add(new RecurringPaymentHistory
{
RecurringPaymentId = recurringPayment.Id,
OrderId = initialOrder.Id,
CreatedOnUtc = DateTime.UtcNow
});
_orderService.UpdateRecurringPayment(recurringPayment);
}
else
{
//next payments
var orders = _orderService.GetOrdersByIds(recurringPayment.RecurringPaymentHistory.Select(order => order.OrderId).ToArray());
if (!orders.Any(order => !string.IsNullOrEmpty(order.CaptureTransactionId) &&
order.CaptureTransactionId.Equals(sale.id, StringComparison.InvariantCultureIgnoreCase)))
{
var processPaymentResult = new ProcessPaymentResult
{
NewPaymentStatus = PaymentStatus.Paid,
CaptureTransactionId = sale.id
};
_orderProcessingService.ProcessNextRecurringPayment(recurringPayment, processPaymentResult);
}
}
}
else
{
_logger.Error(string.Format("PayPal error: Sale is {0} for the order #{1}", sale.state, initialOrder.Id));
}
}
}
}
}
return(new HttpStatusCodeResult(HttpStatusCode.OK));
}
catch (PayPal.PayPalException exc)
{
if (exc is PayPal.ConnectionException)
{
var error = JsonFormatter.ConvertFromJson <Error>((exc as PayPal.ConnectionException).Response);
if (error != null)
{
_logger.Error(string.Format("PayPal error: {0} ({1})", error.message, error.name));
if (error.details != null)
{
error.details.ForEach(x => _logger.Error(string.Format("{0} {1}", x.field, x.issue)));
}
}
else
{
_logger.Error(exc.InnerException != null ? exc.InnerException.Message : exc.Message);
}
}
else
{
_logger.Error(exc.InnerException != null ? exc.InnerException.Message : exc.Message);
}
return(new HttpStatusCodeResult(HttpStatusCode.OK));
}
}
public IActionResult WebhookEventsHandler()
{
var storeScope = _storeContext.ActiveStoreScopeConfiguration;
var payPalDirectPaymentSettings = _settingService.LoadSetting <PayPalDirectPaymentSettings>(storeScope);
try
{
var requestBody = string.Empty;
using (var stream = new StreamReader(this.Request.Body, Encoding.UTF8))
{
requestBody = stream.ReadToEnd();
}
var apiContext = PaypalHelper.GetApiContext(payPalDirectPaymentSettings);
//validate request
var headers = new NameValueCollection();
this.Request.Headers.ToList().ForEach(header => headers.Add(header.Key, header.Value));
if (!WebhookEvent.ValidateReceivedEvent(apiContext, headers, requestBody, payPalDirectPaymentSettings.WebhookId))
{
_logger.Error("PayPal error: webhook event was not validated");
return(Ok());
}
var webhook = JsonFormatter.ConvertFromJson <WebhookEvent>(requestBody);
if (webhook.resource_type.ToLowerInvariant().Equals("sale"))
{
var sale = JsonFormatter.ConvertFromJson <Sale>(webhook.resource.ToString());
//recurring payment
if (!string.IsNullOrEmpty(sale.billing_agreement_id))
{
//get agreement
var agreement = Agreement.Get(apiContext, sale.billing_agreement_id);
var initialOrder = _orderService.GetOrderByGuid(new Guid(agreement.description));
if (initialOrder != null)
{
var recurringPayment = _orderService.SearchRecurringPayments(initialOrderId: initialOrder.Id).FirstOrDefault();
if (recurringPayment != null)
{
if (sale.state.ToLowerInvariant().Equals("completed"))
{
if (recurringPayment.RecurringPaymentHistory.Count == 0)
{
//first payment
initialOrder.PaymentStatus = PaymentStatus.Paid;
initialOrder.CaptureTransactionId = sale.id;
_orderService.UpdateOrder(initialOrder);
recurringPayment.RecurringPaymentHistory.Add(new RecurringPaymentHistory
{
RecurringPaymentId = recurringPayment.Id,
OrderId = initialOrder.Id,
CreatedOnUtc = DateTime.UtcNow
});
_orderService.UpdateRecurringPayment(recurringPayment);
}
else
{
//next payments
var orders = _orderService.GetOrdersByIds(recurringPayment.RecurringPaymentHistory.Select(order => order.OrderId).ToArray());
if (!orders.Any(order => !string.IsNullOrEmpty(order.CaptureTransactionId) &&
order.CaptureTransactionId.Equals(sale.id, StringComparison.InvariantCultureIgnoreCase)))
{
var processPaymentResult = new ProcessPaymentResult
{
NewPaymentStatus = PaymentStatus.Paid,
CaptureTransactionId = sale.id,
AvsResult = sale.processor_response?.avs_code ?? string.Empty,
Cvv2Result = sale.processor_response?.cvv_code ?? string.Empty
};
_orderProcessingService.ProcessNextRecurringPayment(recurringPayment, processPaymentResult);
}
}
}
else if (sale.state.ToLowerInvariant().Equals("denied"))
{
//payment denied
_orderProcessingService.ProcessNextRecurringPayment(recurringPayment,
new ProcessPaymentResult {
Errors = new[] { webhook.summary }, RecurringPaymentFailed = true
});
}
else
{
_logger.Error(
$"PayPal error: Sale is {sale.state} for the order #{initialOrder.Id}");
}
}
}
}
else
//standard payment
{
var order = _orderService.GetOrderByGuid(new Guid(sale.invoice_number));
if (order != null)
{
if (sale.state.ToLowerInvariant().Equals("completed"))
{
if (_orderProcessingService.CanMarkOrderAsPaid(order))
{
order.CaptureTransactionId = sale.id;
order.CaptureTransactionResult = sale.state;
_orderService.UpdateOrder(order);
_orderProcessingService.MarkOrderAsPaid(order);
}
}
if (sale.state.ToLowerInvariant().Equals("denied"))
{
var reason =
$"Payment is denied. {(sale.fmf_details != null ? $"Based on fraud filter: {sale.fmf_details.name}. {sale.fmf_details.description}" : string.Empty)}";
order.OrderNotes.Add(new OrderNote
{
Note = reason,
DisplayToCustomer = false,
CreatedOnUtc = DateTime.UtcNow
});
_logger.Error($"PayPal error: {reason}");
}
}
else
{
_logger.Error($"PayPal error: Order with GUID {sale.invoice_number} was not found");
}
}
}
return(Ok());
}
catch (PayPal.PayPalException exc)
{
if (exc is PayPal.ConnectionException)
{
var error = JsonFormatter.ConvertFromJson <Error>((exc as PayPal.ConnectionException).Response);
if (error != null)
{
_logger.Error($"PayPal error: {error.message} ({error.name})");
if (error.details != null)
{
error.details.ForEach(x => _logger.Error($"{x.field} {x.issue}"));
}
}
else
{
_logger.Error(exc.InnerException != null ? exc.InnerException.Message : exc.Message);
}
}
else
{
_logger.Error(exc.InnerException != null ? exc.InnerException.Message : exc.Message);
}
return(Ok());
}
}
