// Creamos el metodo Payment con Pay pal
public ActionResult PaymentWithPaypal()
{
//Contexto de gettings de las bases de paypal en clientId y clientSecret del pago
APIContext apiContext = PaypalConfiguration.GetAPIContext();
try
{
string payerId = Request.Params["PayerID"];
if (string.IsNullOrEmpty(payerId))
{
//creando el pago
string baseURI = Request.Url.Scheme + "://" + Request.Url.Authority + "/ShoppingCart/PaymentWithPaypal?";
var guid = Convert.ToString((new Random()).Next(100000));
var createdPayment = CreatePayment(apiContext, baseURI + "guid=" + guid);
//se obtiene los enlaces devueltos de la respuesta de PayPal para crear la función de las llamadas
var links = createdPayment.links.GetEnumerator();
string paypalRedirectUrl = string.Empty;
while (links.MoveNext())
{
Links link = links.Current;
if (link.rel.ToLower().Trim().Equals("approval_url"))
{
paypalRedirectUrl = link.href;
}
}
Session.Add(guid, createdPayment.id);
return(Redirect(paypalRedirectUrl));
}
else
{
//este se ejecutará cuando hayamos recibido todos los pagos de la llamada anterior
var guid = Request.Params["guid"];
var executePayment = ExecutePayment(apiContext, payerId, Session[guid] as string);
if (executePayment.state.ToLower() != "approved")
{
return(View("Fracaso"));
}
}
}
catch (Exception ex)
{
PayPalLogger.Log("Error: " + ex.Message);
return(View("Fracaso"));
}
return(View("satisfactori"));
}
public ActionResult PaymentWithPaypal() // OM: add order
{
// OM: get order from POST:/Checkout, if null show error view
Models.Order order = TempData["Order"] as Models.Order;
if (order == null)
{
return(View("FailureView"));
}
// getting the apiContext as earlier
APIContext apiContext = Configuration.GetAPIContext();
try
{
string payerId = Request.Params["PayerID"];
if (string.IsNullOrEmpty(payerId))
{
// this section will be executed first because PayerID doesn't exist
// it is returned by the create function call of the payment class
// Creating a payment
// baseURL is the url on which paypal sendsback the data.
// So we have provided URL of this controller only
string baseURI = Request.Url.Scheme + "://" + Request.Url.Authority + "/Paypal/PaymentWithPayPal?";
// guid we are generating for storing the paymentID received in session
// after calling the create function and it is used in the payment execution
var guid = Convert.ToString((new Random()).Next(100000));
// CreatePayment function gives us the payment approval url
// on which payer is redirected for paypal account payment
var createdPayment = this.CreatePayment(apiContext, baseURI + "guid=" + guid, order); // OM: add order
// get links returned from paypal in response to Create function call
var links = createdPayment.links.GetEnumerator();
string paypalRedirectUrl = null;
while (links.MoveNext())
{
Links lnk = links.Current;
if (lnk.rel.ToLower().Trim().Equals("approval_url"))
{
// saving the payapalredirect URL to which user will be redirected for payment
paypalRedirectUrl = lnk.href;
}
}
// saving the paymentID in the key guid
Session.Add(guid, createdPayment.id);
return(Redirect(paypalRedirectUrl));
}
else
{
// This section is executed when we have received all the payments parameters
// from the previous call to the function Create
// Executing a payment
var guid = Request.Params["guid"];
var executedPayment = ExecutePayment(apiContext, payerId, Session[guid] as string);
if (executedPayment.state.ToLower() != "approved")
{
return(View("FailureView"));
}
}
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.Message);
PayPalLogger.Log("Error" + ex.Message);
return(View("FailureView"));
}
// OM: Update database Orders with current after payment is complete
SaveOrder(order);
TempData["RedirectedFromPayment"] = true; // Flag to check that user was redirected to Checkout/Complete. Prevents ability to refresh said page and send duplicate emails
return(RedirectToAction("Complete", "Checkout", new { order.ID }));
}
public ActionResult PaymentWithPaypal(Receipt receipt, string Cancel = null)
{
//getting the apiContext
APIContext apiContext = PaypalConfiguration.GetAPIContext();
try
{
//A resource representing a Payer that funds a payment Payment Method as paypal
//Payer Id will be returned when payment proceeds or click to pay
string payerId = Request.Params["PayerID"];
if (string.IsNullOrEmpty(payerId))
{
//this section will be executed first because PayerID doesn't exist
//it is returned by the create function call of the payment class
// Creating a payment
// baseURL is the url on which paypal sendsback the data.
string baseURI = Request.Url.Scheme + "://" + Request.Url.Authority + "/ShoppingCart/PaymentWithPayPal?";
//here we are generating guid for storing the paymentID received in session
//which will be used in the payment execution
var guid = Convert.ToString((new Random()).Next(100000));
//CreatePayment function gives us the payment approval url
//on which payer is redirected for paypal account payment
var createdPayment = this.CreatePayment(apiContext, baseURI + "guid=" + guid);
//get links returned from paypal in response to Create function call
var links = createdPayment.links.GetEnumerator();
string paypalRedirectUrl = null;
while (links.MoveNext())
{
Links lnk = links.Current;
if (lnk.rel.ToLower().Trim().Equals("approval_url"))
{
//saving the payapalredirect URL to which user will be redirected for payment
paypalRedirectUrl = lnk.href;
}
}
// saving the paymentID in the key guid
Session.Add(guid, createdPayment.id);
return(Redirect(paypalRedirectUrl));
}
else
{
// This function exectues after receving all parameters for the payment
var guid = Request.Params["guid"];
var executedPayment = ExecutePayment(apiContext, payerId, Session[guid] as string);
//If executed payment failed then we will show payment failure message to user
if (executedPayment.state.ToLower() != "approved")
{
return(View("FailureView"));
}
else
{
List <ShoppingCart> cart = (List <ShoppingCart>)Session["Cart"];
// gets the username of the current user
receipt.Email = System.Web.HttpContext.Current.User.Identity.GetUserName();
//gets and store the real time date.
receipt.Receipt_Date = DateTime.Now;
//get the infor of the current user using its email
var userInfo = (from user in db.Users
where user.Email.Equals(receipt.Email)
select new
{ user.FirstName, user.LastName, user.PhoneNumber, user.Address }).ToList();
//setting name equals to firstname and lastname
foreach (var user in userInfo)
{
receipt.FirstName = user.FirstName;
receipt.LastName = user.LastName;
receipt.Address = user.Address;
receipt.PhoneNumber = user.PhoneNumber;
}
db.Receipts.Add(receipt);
db.SaveChanges();
foreach (ShoppingCart shopcart in cart)
{
OrderDetail orderDetail = new OrderDetail()
{
Receipt_Id = receipt.Receipt_Id,
Picture_Id = shopcart.Picture.Picture_Id,
Picture = shopcart.Picture.Picture,
Title = shopcart.Picture.Title,
Price = shopcart.Picture.Price,
Description = shopcart.Picture.Description
};
db.OrderDetails.Add(orderDetail);
db.SaveChanges();
}
//remove all in the cart session
Session.Remove("Cart");
}
}
}
catch (PayPal.PaymentsException ex)
{
PayPalLogger.Log("Error" + ex.Message);
return(View("Failure"));
}
//on successful payment, show success page to user.
return(View("Success"));
}
