/// <summary>
///
/// </summary>
/// <returns></returns>
public static Payment translateToPayPalPayment(PayPalPaymentBean payment)
{
//Sync transaction object to bean data
Transaction transaction = new Transaction()
{
amount = payment.amount,
description = payment.description,
invoice_number = payment.invoice_number,
item_list = new ItemList()
{
items = new List <Item>()
{
payment.item
}
}
};
return(new Payment()
{
intent = "sale",
payer = new Payer()
{
payment_method = "paypal"
},
redirect_urls = payment.redirect_urls,
transactions = new List <Transaction>()
{
transaction
}
});
}
/// <summary>
///
/// </summary>
/// <param name="baseURI"></param>
/// <param name="guid"></param>
/// <returns></returns>
public ActionResult RequestPayPalPayment(PayPalPaymentBean payment)
{
APIContext apiContext = Configuration.GetAPIContext();
if (apiContext == null)
{
logger.Info("Paypal API context not found");
throw new Exception("Paypal API context not found");
}
Payment translatedPayment = ModelFactory.translateToPayPalPayment(payment);
//Fills PayerID on Request
Payment executedPayment = translatedPayment.Create(apiContext);
//get links returned from paypal in response to Create function call
var links = executedPayment.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(payment.guid, executedPayment.id);
return(Redirect(paypalRedirectUrl));
}
/// <summary>
/// Payment with PayPal account takes two steps.
/// First get the payerId and payment identification
/// Second perform payment confirmation
/// </summary>
/// <returns></returns>
public ActionResult PaymentWithPaypal()
{
//Recover payerId from request to determine first or second step
string payerId = Request.Params["PayerID"];
try
{
if (string.IsNullOrEmpty(payerId))
{
//Return address
string baseURI = Request.Url.Scheme + "://" + Request.Url.Authority + "/Paypal/PaymentWithPayPal?";
//Payment identification to be stored at the session
string guid = Convert.ToString((new Random()).Next(100000));
string redirectUrl = baseURI + "guid=" + guid;
//Create sample payment
PayPalPaymentBean samplePayment = ModelFactory.createSamplePayPalPayment(guid, redirectUrl);
return(RequestPayPalPayment(samplePayment));
}
else
{
string guid = Session[Request.Params["guid"]] as string;
if (string.IsNullOrEmpty(guid))
{
logger.Info("guid not found in session after payment request");
throw new Exception("guid not found in session after payment request");
}
APIContext apiContext = Configuration.GetAPIContext();
if (apiContext == null)
{
logger.Info("Paypal API context not found");
throw new Exception("Paypal API context not found");
}
var paymentExecution = new PaymentExecution()
{
payer_id = payerId
};
Payment payment = new Payment()
{
id = guid
};
Payment executedPayment = payment.Execute(apiContext, paymentExecution);
if (executedPayment.state.ToLower() != "approved")
{
return(View("FailureView"));
}
return(View("SuccessView"));
}
}
catch (Exception ex)
{
logger.Error("Error" + ex.Message);
return(View("FailureView"));
}
}
