/// <summary>
/// Starts a PayPal payment and returns a redirect result to PayPal (or payment info page if an error occurs)
/// </summary>
/// <param name="viewModel"></param>
/// <returns></returns>
protected ActionResult Payment_PayPalStartPayment(CheckoutPaymentInfoViewModel viewModel, WebFormResponse webFormResponse)
{
StoreFrontConfiguration storeFrontConfig = CurrentStoreFrontConfigOrThrow;
Cart cart = storeFrontConfig.StoreFront.GetCart(Session.SessionID, CurrentUserProfileOrNull);
Uri returnUri = new Uri(Url.Action("PayPalAccountConfirmed", null, null, Request.Url.Scheme));
Uri cancelUri = new Uri(Url.Action("PayPalCanceled", null, null, Request.Url.Scheme));
PayPalPaymentClient paypalClient = new PayPalPaymentClient();
PayPalPaymentData response;
try
{
response = paypalClient.StartPayPalPayment(storeFrontConfig, cart, returnUri, cancelUri);
}
catch(PayPalExceptionOAuthFailed exOAuth)
{
string message = "Sorry, this store's configuration for PayPal OAuth is not operational. Please contact us for other payment options."
+ (exOAuth.IsSandbox ? "\nError in Sandbox Config." : "\nError in Live Config");
AddUserMessage("PayPal Error", message, UserMessageType.Danger);
if (CurrentUserProfileOrNull != null && CurrentUserProfileOrThrow.AspNetIdentityUserIsInRoleSystemAdmin())
{
string adminMessage = exOAuth.ToString()
+ "\n\nHTTP Response:\n" + exOAuth.ResponseString
+ "\n\nHTTP Headers:\n" + exOAuth.ResponseHeaders;
AddUserMessage("PayPal Error (admin info)", "Error " + adminMessage, UserMessageType.Danger);
}
return RedirectToAction("PaymentInfo");
}
catch(PayPalExceptionCreatePaymentFailed exPaymentFailed)
{
string message = "Sorry, there was an error sending your order to PayPal for payment. Please contact us for other payment options."
+ (exPaymentFailed.IsSandbox ? "\nError in Sandbox." : "\nError in Live Site.");
AddUserMessage("PayPal Error", message, UserMessageType.Danger);
if (CurrentUserProfileOrNull != null && CurrentUserProfileOrThrow.AspNetIdentityUserIsInRoleSystemAdmin())
{
string adminMessage = exPaymentFailed.ToString()
+ "\n\nHTTP Response:\n" + exPaymentFailed.ResponseString
+ "\n\nHTTP Headers:\n" + exPaymentFailed.ResponseHeaders;
AddUserMessage("PayPal Error (admin info)", "Error " + adminMessage, UserMessageType.Danger);
}
return RedirectToAction("PaymentInfo");
}
catch (Exception ex)
{
string message = "Sorry, there was an error starting starting your order with PayPal. Please contact us for other payment options.";
AddUserMessage("PayPal Error", message, UserMessageType.Danger);
if (CurrentUserProfileOrNull != null && CurrentUserProfileOrThrow.AspNetIdentityUserIsInRoleSystemAdmin())
{
string adminMessage = "Exception: " + ex.ToString();
AddUserMessage("PayPal Error (admin info)", "Error " + adminMessage, UserMessageType.Danger);
}
return RedirectToAction("PaymentInfo");
}
CartPaymentInfo cartPaymentInfo = cart.CartPaymentInfo;
if (cartPaymentInfo == null)
{
cartPaymentInfo = GStoreDb.CartPaymentInfos.Create();
cartPaymentInfo.SetFromPayPalResponse(cart, response);
if (webFormResponse != null)
{
cartPaymentInfo.WebFormResponseId = webFormResponse.WebFormResponseId;
}
cartPaymentInfo = GStoreDb.CartPaymentInfos.Add(cartPaymentInfo);
}
else
{
cartPaymentInfo.SetFromPayPalResponse(cart, response);
if (webFormResponse != null)
{
cartPaymentInfo.WebFormResponseId = webFormResponse.WebFormResponseId;
}
cartPaymentInfo = GStoreDb.CartPaymentInfos.Update(cartPaymentInfo);
}
GStoreDb.SaveChanges();
cart.CartPaymentInfoId = cartPaymentInfo.CartPaymentInfoId;
cart.StatusPaymentInfoConfirmed = false;
cart = GStoreDb.Carts.Update(cart);
GStoreDb.SaveChanges();
PayPalLinkData confirmLink = response.links.Where(l => l.rel == "approval_url").SingleOrDefault();
if (string.IsNullOrEmpty(confirmLink.href))
{
string message = "Sorry, there was an error getting your order info from PayPal. Please contact us for other payment options.";
AddUserMessage("PayPal Error", message, UserMessageType.Danger);
if (CurrentUserProfileOrNull != null && CurrentUserProfileOrThrow.AspNetIdentityUserIsInRoleSystemAdmin())
{
string adminMessage = "PayPal Response parse error. Cannot find link with method: approval_url";
AddUserMessage("PayPal Error (admin info)", "Error " + adminMessage, UserMessageType.Danger);
}
return RedirectToAction("PaymentInfo");
}
return Redirect(confirmLink.href);
}
public CheckoutWebFormInfo(CheckoutViewModelBase checkoutViewModel, WebForm webForm, WebFormResponse webFormResponse)
{
this.CheckoutViewModel = checkoutViewModel;
this.WebForm = webForm;
this.WebFormResponse = webFormResponse;
}
