void btnMakePayment_Click(object sender, EventArgs e)
{
PayPalExpressGateway gateway
= new PayPalExpressGateway(
commerceConfig.PayPalAPIUsername,
commerceConfig.PayPalAPIPassword,
commerceConfig.PayPalAPISignature,
commerceConfig.PayPalStandardEmailAddress);
gateway.UseTestMode = commerceConfig.PaymentGatewayUseTestMode;
gateway.PayPalToken = checkoutDetailsLog.Token;
gateway.PayPalPayerId = checkoutDetailsLog.PayerId;
gateway.MerchantCartId = cart.CartGuid.ToString();
gateway.ChargeTotal = cart.OrderTotal;
gateway.ReturnUrl = SiteRoot + "/Services/PayPalReturnHandler.ashx";
gateway.CancelUrl = SiteUtils.GetCurrentPageUrl();
gateway.CurrencyCode = siteSettings.GetCurrency().Code;
// **** here's where the payment is requested ******
bool executed = gateway.CallDoExpressCheckoutPayment();
PayPalLog payPalLog = new PayPalLog();
payPalLog.RequestType = "DoExpressCheckoutPayment";
payPalLog.ProviderName = WebStorePayPalReturnHandler.ProviderName;
payPalLog.SerializedObject = checkoutDetailsLog.SerializedObject;
payPalLog.ReturnUrl = checkoutDetailsLog.ReturnUrl;
payPalLog.RawResponse = gateway.RawResponse;
payPalLog.TransactionId = gateway.TransactionId;
payPalLog.PaymentType = gateway.PayPalPaymentType;
payPalLog.PaymentStatus = gateway.PayPalPaymentStatus;
payPalLog.PendingReason = gateway.PayPalPendingReason;
payPalLog.ReasonCode = gateway.ReasonCode;
payPalLog.PayPalAmt = gateway.ChargeTotal;
payPalLog.FeeAmt = gateway.PayPalFeeAmount;
payPalLog.SettleAmt = gateway.PayPalSettlementAmount;
payPalLog.TaxAmt = gateway.PayPalTaxTotal;
payPalLog.Token = gateway.PayPalToken;
payPalLog.PayerId = gateway.PayPalPayerId;
payPalLog.RequestType = "DoExpressCheckoutPayment";
payPalLog.SiteGuid = store.SiteGuid;
payPalLog.StoreGuid = store.Guid;
payPalLog.CartGuid = cart.CartGuid;
payPalLog.UserGuid = cart.UserGuid;
payPalLog.CartTotal = cart.OrderTotal;
payPalLog.CurrencyCode = gateway.CurrencyCode;
if (gateway.PayPalExchangeRate.Length > 0)
payPalLog.ExchangeRate = decimal.Parse(gateway.PayPalExchangeRate);
payPalLog.Save();
if (!executed)
{
lblMessage.Text = WebStoreResources.TransactionNotInitiatedMessage;
if (gateway.LastExecutionException != null)
{
log.Error("ExpressCheckout gateway error", gateway.LastExecutionException);
if (commerceConfig.PaymentGatewayUseTestMode)
{
lblMessage.Text = gateway.LastExecutionException.ToString();
}
}
else
{
if (commerceConfig.PaymentGatewayUseTestMode)
{
lblMessage.Text = gateway.RawResponse;
}
}
return;
}
string redirectUrl = string.Empty;
if (gateway.TransactionId.Length == 0)
{
// TODO: redirect where?
redirectUrl = SiteRoot + "/WebStore/PayPalGatewayError.aspx?plog=" + payPalLog.RowGuid.ToString();
Response.Redirect(redirectUrl);
}
Guid orderStatusGuid;
if (payPalLog.PaymentStatus == "Completed")
{
orderStatusGuid = OrderStatus.OrderStatusFulfillableGuid;
}
else
{
orderStatusGuid = OrderStatus.OrderStatusReceivedGuid;
}
Order order = Order.CreateOrder(
store,
cart,
payPalLog.RawResponse,
payPalLog.TransactionId,
string.Empty,
siteSettings.GetCurrency().Code,
"PayPal",
orderStatusGuid);
StoreHelper.ClearCartCookie(cart.StoreGuid);
// send confirmation email
// paypal sends an order confirmation so no need
// redirect to order details
redirectUrl = SiteRoot +
"/WebStore/OrderDetail.aspx?pageid="
+ PageId.ToString(CultureInfo.InvariantCulture)
+ "&mid=" + store.ModuleId.ToString(CultureInfo.InvariantCulture)
+ "&orderid=" + order.OrderGuid.ToString();
Response.Redirect(redirectUrl);
}
private void DoPayPalExpressCeckout()
{
PayPalExpressGateway gateway
= new PayPalExpressGateway(
commerceConfig.PayPalAPIUsername,
commerceConfig.PayPalAPIPassword,
commerceConfig.PayPalAPISignature,
commerceConfig.PayPalStandardEmailAddress);
gateway.UseTestMode = commerceConfig.PaymentGatewayUseTestMode;
gateway.MerchantCartId = cart.CartGuid.ToString();
gateway.ChargeTotal = cart.OrderTotal;
string siteRoot = SiteUtils.GetNavigationSiteRoot();
gateway.ReturnUrl = siteRoot + "/Services/PayPalReturnHandler.ashx";
gateway.CancelUrl = siteRoot + Request.RawUrl;
//Currency currency = new Currency(store.DefaultCurrencyId);
gateway.CurrencyCode = siteSettings.GetCurrency().Code;
gateway.OrderDescription = store.Name + " " + WebStoreResources.OrderHeading;
gateway.BuyerEmail = cart.OrderInfo.CustomerEmail;
gateway.ShipToFirstName = cart.OrderInfo.DeliveryFirstName;
gateway.ShipToLastName = cart.OrderInfo.DeliveryLastName;
gateway.ShipToAddress = cart.OrderInfo.DeliveryAddress1;
gateway.ShipToAddress2 = cart.OrderInfo.DeliveryAddress2;
gateway.ShipToCity = cart.OrderInfo.DeliveryCity;
gateway.ShipToState = cart.OrderInfo.DeliveryState;
gateway.ShipToCountry = cart.OrderInfo.DeliveryCountry;
gateway.ShipToPostalCode = cart.OrderInfo.DeliveryPostalCode;
gateway.ShipToPhone = cart.OrderInfo.CustomerTelephoneDay;
// this tells paypal to use the shipping address we pass in
// rather than what the customer has on file
// when we implement shippable products we'll do shipping calculations before
// sending the user to paypal
//gateway.OverrideShippingAddress = true;
//commented out the above, we want user to be able to populate shipping info from their paypal account
bool executed = gateway.CallSetExpressCheckout();
if (executed)
{
//TODO: log the raw response
if (gateway.PayPalExpressUrl.Length > 0)
{
// record the gateway.PayPalToken
PayPalLog payPalLog = new PayPalLog();
payPalLog.RawResponse = gateway.RawResponse;
payPalLog.ProviderName = WebStorePayPalReturnHandler.ProviderName;
payPalLog.ReturnUrl = siteRoot + Request.RawUrl;
payPalLog.Token = HttpUtility.UrlDecode(gateway.PayPalToken);
payPalLog.RequestType = "SetExpressCheckout";
//payPalLog.PendingReason = gateway.PayPalExpressUrl;
cart.SerializeCartOffers();
payPalLog.SerializedObject = SerializationHelper.SerializeToString(cart);
payPalLog.CartGuid = cart.CartGuid;
payPalLog.SiteGuid = store.SiteGuid;
payPalLog.StoreGuid = store.Guid;
payPalLog.UserGuid = cart.UserGuid;
payPalLog.Save();
Response.Redirect(gateway.PayPalExpressUrl);
}
else
{
if (commerceConfig.PaymentGatewayUseTestMode)
lblMessage.Text = gateway.RawResponse;
}
}
else
{
lblMessage.Text = WebStoreResources.TransactionNotInitiatedMessage;
if (gateway.LastExecutionException != null)
{
if (commerceConfig.PaymentGatewayUseTestMode)
lblMessage.Text = gateway.LastExecutionException.ToString();
}
else
{
if (commerceConfig.PaymentGatewayUseTestMode)
lblMessage.Text = gateway.RawResponse;
}
}
}
public override string HandleRequestAndReturnUrlForRedirect(
HttpContext context,
string payPalToken,
string payPalPayerId,
PayPalLog setExpressCheckoutLog)
{
string redirectUrl = string.Empty;
if ((payPalToken == null) || (payPalToken.Length == 0))
{
log.Error("WebStorePayPalReturnHandler received empty payPalToken");
return redirectUrl;
}
if (setExpressCheckoutLog == null)
{
log.Error("WebStorePayPalReturnHandler received null setExpressCheckoutLog for payPalToken " + payPalToken);
return redirectUrl;
}
if (setExpressCheckoutLog.SerializedObject.Length == 0)
{
log.Error("WebStorePayPalReturnHandler cart was not previously serialized for payPalToken " + payPalToken);
return redirectUrl;
}
if (setExpressCheckoutLog.CreatedUtc.AddHours(4) < DateTime.UtcNow)
{
log.Error("payPalToken " + payPalToken + " was more than 4 hours old, it should expire after 3 hours ");
return redirectUrl;
}
CommerceConfiguration commerceConfig = SiteUtils.GetCommerceConfig();
PayPalExpressGateway gateway
= new PayPalExpressGateway(
commerceConfig.PayPalAPIUsername,
commerceConfig.PayPalAPIPassword,
commerceConfig.PayPalAPISignature,
commerceConfig.PayPalStandardEmailAddress);
gateway.UseTestMode = commerceConfig.PaymentGatewayUseTestMode;
gateway.PayPalToken = payPalToken;
gateway.PayPalPayerId = payPalPayerId;
Cart savedCart = (Cart)SerializationHelper.DeserializeFromString(typeof(Cart), setExpressCheckoutLog.SerializedObject);
savedCart.DeSerializeCartOffers();
string siteRoot = SiteUtils.GetNavigationSiteRoot();
gateway.MerchantCartId = savedCart.CartGuid.ToString();
gateway.ChargeTotal = savedCart.OrderTotal;
gateway.ReturnUrl = siteRoot + "/Services/PayPalReturnHandler.ashx";
gateway.CancelUrl = siteRoot;
//gateway.PayPalPayerId = payPalPayerId;
gateway.CallGetExpressCheckoutDetails();
PayPalLog payPalLog = new PayPalLog();
payPalLog.ProviderName = WebStorePayPalReturnHandler.ProviderName;
payPalLog.SerializedObject = setExpressCheckoutLog.SerializedObject;
payPalLog.ReturnUrl = setExpressCheckoutLog.ReturnUrl;
payPalLog.RawResponse = gateway.RawResponse;
payPalLog.TransactionId = gateway.TransactionId;
payPalLog.CurrencyCode = gateway.CurrencyCode;
// TODO: add versions to gateways
//log.ApiVersion = gateway.
payPalLog.CartGuid = savedCart.CartGuid;
Store store = new Store(savedCart.StoreGuid);
payPalLog.Token = payPalToken;
payPalLog.PayerId = payPalPayerId;
payPalLog.RequestType = "GetExpressCheckoutDetails";
payPalLog.SiteGuid = store.SiteGuid;
payPalLog.StoreGuid = store.Guid;
payPalLog.UserGuid = savedCart.UserGuid;
// update the order with customer shipping info
savedCart.OrderInfo.DeliveryCompany = gateway.ShipToCompanyName;
savedCart.OrderInfo.DeliveryAddress1 = gateway.ShipToAddress;
savedCart.OrderInfo.DeliveryAddress2 = gateway.ShipToAddress2;
savedCart.OrderInfo.DeliveryCity = gateway.ShipToCity;
savedCart.OrderInfo.DeliveryFirstName = gateway.ShipToFirstName;
savedCart.OrderInfo.DeliveryLastName = gateway.ShipToLastName;
savedCart.OrderInfo.DeliveryPostalCode = gateway.ShipToPostalCode;
savedCart.OrderInfo.DeliveryState = gateway.ShipToState;
savedCart.OrderInfo.DeliveryCountry = gateway.ShipToCountry;
//Note that PayPal only returns a phone number if your Merchant accounts is configured to require the
// buyer to provide it.
if (gateway.ShipToPhone.Length > 0)
{
savedCart.OrderInfo.CustomerTelephoneDay = gateway.ShipToPhone;
}
if (gateway.BuyerEmail.Length > 0)
{
savedCart.OrderInfo.CustomerEmail = gateway.BuyerEmail;
}
// if customer and billing aren't populated already, user was anonymous when checkout began, make them the same as shipping
//if (savedCart.UserGuid == Guid.Empty)
//{
//2013-12-23 since all we get is shipping address this can be considered as the same thing as billing address for paypal purposes so always use it
// especially because we may need to calculate tax for express checkout
// based on the address provided by paypal
savedCart.CopyShippingToBilling();
savedCart.CopyShippingToCustomer();
//}
GeoCountry country = new GeoCountry(savedCart.OrderInfo.DeliveryCountry);
GeoZone taxZone = GeoZone.GetByCode(country.Guid, savedCart.OrderInfo.DeliveryState);
savedCart.OrderInfo.TaxZoneGuid = taxZone.Guid;
savedCart.OrderInfo.Save();
// refresh totals to calculate tax or shipping now that we have an address
savedCart.RefreshTotals();
savedCart.Save();
savedCart.SerializeCartOffers();
payPalLog.SerializedObject = SerializationHelper.SerializeToString(savedCart);
payPalLog.Save();
if (gateway.Response == PaymentGatewayResponse.Error)
{
redirectUrl = siteRoot + "/WebStore/PayPalGatewayError.aspx?plog=" + payPalLog.RowGuid.ToString();
return redirectUrl;
}
if (gateway.PayPalPayerId.Length == 0)
{
redirectUrl = siteRoot + "/WebStore/PayPalGatewayError.aspx?plog=" + payPalLog.RowGuid.ToString();
return redirectUrl;
}
int pageId = -1;
List<PageModule> pageModules = PageModule.GetPageModulesByModule(store.ModuleId);
foreach (PageModule pm in pageModules)
{
// use first pageid found, really a store should only
// be on one page
pageId = pm.PageId;
break;
}
// after the CallGetExpressCheckoutDetails
// we have the option of directing to a final review page before
// calling CallDoExpressCheckoutPayment
redirectUrl = siteRoot +
"/WebStore/PayPalExpressCheckout.aspx?pageid="
+ pageId.ToString(CultureInfo.InvariantCulture)
+ "&mid=" + store.ModuleId.ToString(CultureInfo.InvariantCulture)
+ "&plog=" + payPalLog.RowGuid.ToString();
return redirectUrl;
}
