public bool DoCheckoutPayment(string finalPaymentAmount, string token, string PayerID, ref NVPCodec decoder, ref string retMsg)
{
if (bSandbox)
{
pEndPointURL = pEndPointURL_SB;
}
NVPCodec encoder = new NVPCodec();
encoder["METHOD"] = "DoExpressCheckoutPayment";
encoder["TOKEN"] = token;
encoder["PAYERID"] = PayerID;
encoder["PAYMENTREQUEST_0_AMT"] = finalPaymentAmount;
encoder["PAYMENTREQUEST_0_CURRENCYCODE"] = "USD";
encoder["PAYMENTREQUEST_0_PAYMENTACTION"] = "Sale";
string pStrrequestforNvp = encoder.Encode();
string pStresponsenvp = HttpCall(pStrrequestforNvp);
decoder = new NVPCodec();
decoder.Decode(pStresponsenvp);
string strAck = decoder["ACK"].ToLower();
if (strAck != null && (strAck == "success" || strAck == "successwithwarning"))
{
return true;
}
else
{
retMsg = "ErrorCode=" + decoder["L_ERRORCODE0"] + "&" +
"Desc=" + decoder["L_SHORTMESSAGE0"] + "&" +
"Desc2=" + decoder["L_LONGMESSAGE0"];
return false;
}
}
public bool GetCheckoutDetails(string token, ref string PayerID, ref NVPCodec decoder, ref string retMsg)
{
if (bSandbox)
{
pEndPointURL = pEndPointURL_SB;
}
NVPCodec encoder = new NVPCodec();
encoder["METHOD"] = "GetExpressCheckoutDetails";
encoder["TOKEN"] = token;
string pStrrequestforNvp = encoder.Encode();
string pStresponsenvp = HttpCall(pStrrequestforNvp);
decoder = new NVPCodec();
decoder.Decode(pStresponsenvp);
string strAck = decoder["ACK"].ToLower();
if (strAck != null && (strAck == "success" || strAck == "successwithwarning"))
{
PayerID = decoder["PAYERID"];
return true;
}
else
{
retMsg = "ErrorCode=" + decoder["L_ERRORCODE0"] + "&" +
"Desc=" + decoder["L_SHORTMESSAGE0"] + "&" +
"Desc2=" + decoder["L_LONGMESSAGE0"];
return false;
}
}
public bool ShortcutExpressCheckout(string amt, ref string token, ref string retMsg)
{
if (bSandbox)
{
pEndPointURL = pEndPointURL_SB;
host = host_SB;
}
string returnURL = "http://localhost:6948/PayPal/RedirectFromPaypal";
string cancelURL = "http://localhost:6948/PayPal/CancelFromPaypal";
NVPCodec encoder = new NVPCodec();
encoder["METHOD"] = "SetExpressCheckout";
encoder["RETURNURL"] = returnURL;
encoder["CANCELURL"] = cancelURL;
encoder["BRANDNAME"] = "Peakzart Sample Application";
encoder["PAYMENTREQUEST_0_AMT"] = amt;
encoder["PAYMENTREQUEST_0_ITEMAMT"] = amt;
encoder["PAYMENTREQUEST_0_PAYMENTACTION"] = "Sale";
encoder["PAYMENTREQUEST_0_CURRENCYCODE"] = "USD";
// Get the Shopping Cart Products
ShoppingCart myCartOrders = new ShoppingCart();
List<Cart> myOrderList = myCartOrders.GetCartItems();
for (int i = 0; i < myOrderList.Count; i++)
{
encoder["L_PAYMENTREQUEST_0_NAME" + i] = myOrderList[i].ImageDetail.ImageTitle.ToString();
encoder["L_PAYMENTREQUEST_0_AMT" + i] = myOrderList[i].ImageDetail.Price.ToString();
encoder["L_PAYMENTREQUEST_0_QTY" + i] = myOrderList[i].Count.ToString();
}
string pStrrequestforNvp = encoder.Encode();
string pStresponsenvp = HttpCall(pStrrequestforNvp);
NVPCodec decoder = new NVPCodec();
decoder.Decode(pStresponsenvp);
string strAck = decoder["ACK"].ToLower();
if (strAck != null && (strAck == "success" || strAck == "successwithwarning"))
{
token = decoder["TOKEN"];
string ECURL = "https://" + host + "/cgi-bin/webscr?cmd=_express-checkout" + "&token=" + token;
retMsg = ECURL;
return true;
}
else
{
retMsg = "ErrorCode=" + decoder["L_ERRORCODE0"] + "&" +
"Desc=" + decoder["L_SHORTMESSAGE0"] + "&" +
"Desc2=" + decoder["L_LONGMESSAGE0"];
return false;
}
}
private string buildCredentialsNVPString()
{
NVPCodec codec = new NVPCodec();
if (!IsEmpty(APIUsername))
codec["USER"] = APIUsername;
if (!IsEmpty(APIPassword))
codec[PWD] = APIPassword;
if (!IsEmpty(APISignature))
codec[SIGNATURE] = APISignature;
if (!IsEmpty(Subject))
codec["SUBJECT"] = Subject;
codec["VERSION"] = "88.0";
return codec.Encode();
}
public ActionResult RedirectFromPaypal()
{
NVPAPICaller payPalCaller = new NVPAPICaller();
string retMsg = "";
string token = "";
string PayerID = "";
NVPCodec decoder = new NVPCodec();
token = Session["token"].ToString();
bool ret = payPalCaller.GetCheckoutDetails(token, ref PayerID, ref decoder, ref retMsg);
if (ret)
{
Session["payerId"] = PayerID;
var myOrder = new Order();
myOrder.OrderDate = Convert.ToDateTime(decoder["TIMESTAMP"].ToString());
myOrder.Username = User.Identity.Name;
//myOrder.FirstName = decoder["FIRSTNAME"].ToString();
//myOrder.LastName = decoder["LASTNAME"].ToString();
//myOrder.Address = decoder["SHIPTOSTREET"].ToString();
//myOrder.City = decoder["SHIPTOCITY"].ToString();
//myOrder.State = decoder["SHIPTOSTATE"].ToString();
//myOrder.PostalCode = decoder["SHIPTOZIP"].ToString();
//myOrder.Country = decoder["SHIPTOCOUNTRYCODE"].ToString();
//myOrder.Email = decoder["EMAIL"].ToString();
myOrder.Total = Convert.ToDecimal(decoder["AMT"].ToString());
// Verify total payment amount as set on CheckoutStart.aspx.
try
{
decimal paymentAmountOnCheckout = Convert.ToDecimal(Session["payment_amt"].ToString());
decimal paymentAmoutFromPayPal = Convert.ToDecimal(decoder["AMT"].ToString());
if (paymentAmountOnCheckout != paymentAmoutFromPayPal)
{
Response.Redirect("CheckoutError.aspx?" + "Desc=Amount%20total%20mismatch.");
}
}
catch (Exception)
{
Response.Redirect("CheckoutError.aspx?" + "Desc=Amount%20total%20mismatch.");
}
// Get DB context.
peakzartEntities _db = new peakzartEntities();
// Add order to DB.
_db.Orders.Add(myOrder);
_db.SaveChanges();
// Get the shopping cart items and process them.
ShoppingCart usersShoppingCart = new ShoppingCart();
List<Cart> myOrderList = usersShoppingCart.GetCartItems();
// Add OrderDetail information to the DB for each product purchased.
for (int i = 0; i < myOrderList.Count; i++)
{
// Create a new OrderDetail object.
var myOrderDetail = new OrderDetail();
myOrderDetail.OrderId = myOrder.OrderId;
//myOrderDetail.Username = User.Identity.Name;
myOrderDetail.ImageId = myOrderList[i].ImageId;
myOrderDetail.Quantity = myOrderList[i].Count;
myOrderDetail.UnitPrice =Convert.ToDecimal(myOrderList[i].ImageDetail.Price);
// Add OrderDetail to DB.
_db.OrderDetails.Add(myOrderDetail);
_db.SaveChanges();
}
// Set OrderId.
Session["currentOrderId"] = myOrder.OrderId;
// Display Order information.
List<Order> orderList = new List<Order>();
orderList.Add(myOrder);
}
return View();
}