protected void Page_Load(object sender, EventArgs e) { PayPalApi payPalCaller = new PayPalApi(); string retMsg = ""; string token = ""; if (Session["payment_amt"] != null) { string amt = Session["payment_amt"].ToString(); bool ret = payPalCaller.ShortcutExpressCheckout(amt, ref token, ref retMsg); if (ret) { Session["token"] = token; Response.Redirect(retMsg); } else { Response.Redirect("CheckoutError.aspx?" + retMsg); } } else { Response.Redirect("CheckoutError.aspx?ErrorCode=AmtMissing"); } }
protected void Page_Load(object sender, EventArgs e) { if (!IsPostBack) { // Verify user has completed the checkout process. if ((string)Session["userCheckoutCompleted"] != "true") { Session["userCheckoutCompleted"] = string.Empty; Response.Redirect("CheckoutError.aspx?" + "Desc=Unvalidated%20Checkout."); } PayPalApi payPalCaller = new PayPalApi(); string retMsg = ""; string token = ""; string finalPaymentAmount = ""; string PayerID = ""; NVPCodec decoder = new NVPCodec(); token = Session["token"].ToString(); PayerID = Session["payerId"].ToString(); finalPaymentAmount = Session["payment_amt"].ToString(); bool ret = payPalCaller.DoCheckoutPayment(finalPaymentAmount, token, PayerID, ref decoder, ref retMsg); if (ret) { // Retrieve PayPal confirmation value. string PaymentConfirmation = decoder["PAYMENTINFO_0_TRANSACTIONID"].ToString(); // Clear order id. Session["currentOrderId"] = string.Empty; } else { Response.Redirect("CheckoutError.aspx?" + retMsg); } } }