protected StripeWebhookEvent GetWebhookStripeEvent(HttpRequestBase request, string webhookSigningSecret)
{
StripeWebhookEvent stripeEvent = null;
if (HttpContext.Current.Items["Vendr_StripeEvent"] != null)
{
stripeEvent = (StripeWebhookEvent)HttpContext.Current.Items["Vendr_StripeEvent"];
}
else
{
try
{
if (request.InputStream.CanSeek)
{
request.InputStream.Seek(0, SeekOrigin.Begin);
}
using (var reader = new StreamReader(request.InputStream))
{
var json = reader.ReadToEnd();
// Just validate the webhook signature
EventUtility.ValidateSignature(json, request.Headers["Stripe-Signature"], webhookSigningSecret);
// Parse the event ourselves to our custom webhook event model
// as it only captures minimal object information.
stripeEvent = JsonConvert.DeserializeObject <StripeWebhookEvent>(json);
// We manually fetch the event object type ourself as it means it will be fetched
// using the same API version as the payment providers is coded against.
// NB: Only supports a number of object types we are likely to be interested in.
if (stripeEvent?.Data?.Object != null)
{
switch (stripeEvent.Data.Object.Type)
{
case "checkout.session":
var sessionService = new SessionService();
stripeEvent.Data.Object.Instance = sessionService.Get(stripeEvent.Data.Object.Id);
break;
case "charge":
var chargeService = new ChargeService();
stripeEvent.Data.Object.Instance = chargeService.Get(stripeEvent.Data.Object.Id);
break;
case "payment_intent":
var paymentIntentService = new PaymentIntentService();
stripeEvent.Data.Object.Instance = paymentIntentService.Get(stripeEvent.Data.Object.Id);
break;
case "subscription":
var subscriptionService = new SubscriptionService();
stripeEvent.Data.Object.Instance = subscriptionService.Get(stripeEvent.Data.Object.Id);
break;
case "invoice":
var invoiceService = new InvoiceService();
stripeEvent.Data.Object.Instance = invoiceService.Get(stripeEvent.Data.Object.Id);
break;
}
}
HttpContext.Current.Items["Vendr_StripeEvent"] = stripeEvent;
}
}
catch (Exception ex)
{
Vendr.Log.Error <StripePaymentProviderBase <TSettings> >(ex, "Stripe - GetWebhookStripeEvent");
}
}
return(stripeEvent);
}
protected async Task <StripeWebhookEvent> GetWebhookStripeEventAsync(PaymentProviderContext <TSettings> ctx, string webhookSigningSecret)
{
StripeWebhookEvent stripeEvent = null;
if (ctx.AdditionalData.ContainsKey("Vendr_StripeEvent"))
{
stripeEvent = (StripeWebhookEvent)ctx.AdditionalData["Vendr_StripeEvent"];
}
else
{
try
{
var json = await ctx.Request.Content.ReadAsStringAsync();
var stripeSignature = ctx.Request.Headers.GetValues("Stripe-Signature").FirstOrDefault();
// Just validate the webhook signature
EventUtility.ValidateSignature(json, stripeSignature, webhookSigningSecret);
// Parse the event ourselves to our custom webhook event model
// as it only captures minimal object information.
stripeEvent = JsonConvert.DeserializeObject <StripeWebhookEvent>(json);
// We manually fetch the event object type ourself as it means it will be fetched
// using the same API version as the payment providers is coded against.
// NB: Only supports a number of object types we are likely to be interested in.
if (stripeEvent?.Data?.Object != null)
{
switch (stripeEvent.Data.Object.Type)
{
case "checkout.session":
var sessionService = new SessionService();
stripeEvent.Data.Object.Instance = sessionService.Get(stripeEvent.Data.Object.Id);
break;
case "charge":
var chargeService = new ChargeService();
stripeEvent.Data.Object.Instance = chargeService.Get(stripeEvent.Data.Object.Id);
break;
case "payment_intent":
var paymentIntentService = new PaymentIntentService();
stripeEvent.Data.Object.Instance = paymentIntentService.Get(stripeEvent.Data.Object.Id);
break;
case "subscription":
var subscriptionService = new SubscriptionService();
stripeEvent.Data.Object.Instance = subscriptionService.Get(stripeEvent.Data.Object.Id);
break;
case "invoice":
var invoiceService = new InvoiceService();
stripeEvent.Data.Object.Instance = invoiceService.Get(stripeEvent.Data.Object.Id);
break;
case "review":
var reviewService = new ReviewService();
stripeEvent.Data.Object.Instance = reviewService.Get(stripeEvent.Data.Object.Id);
break;
}
}
ctx.AdditionalData.Add("Vendr_StripeEvent", stripeEvent);
}
catch (Exception ex)
{
_logger.Error(ex, "Stripe - GetWebhookStripeEvent");
}
}
return(stripeEvent);
}
