public ActionResult PaymentWithCreditCard()
{
//create and item for which you are taking payment
//if you need to add more items in the list
//Then you will need to create multiple item objects or use some loop to instantiate object
Item item = new Item();
item.name = "Demo Item";
item.currency = "USD";
item.price = "5";
item.quantity = "1";
item.sku = "sku";
//Now make a List of Item and add the above item to it
//you can create as many items as you want and add to this list
List <Item> itms = new List <Item>();
itms.Add(item);
ItemList itemList = new ItemList();
itemList.items = itms;
//Address for the payment
Address billingAddress = new Address();
billingAddress.city = "NewYork";
billingAddress.country_code = "US";
billingAddress.line1 = "23rd street kew gardens";
billingAddress.postal_code = "43210";
billingAddress.state = "NY";
//Now Create an object of credit card and add above details to it
//Please replace your credit card details over here which you got from paypal
CreditCard crdtCard = new CreditCard();
crdtCard.billing_address = billingAddress;
crdtCard.cvv2 = "874"; //card cvv2 number
crdtCard.expire_month = 1; //card expire date
crdtCard.expire_year = 2020; //card expire year
crdtCard.first_name = "Aman";
crdtCard.last_name = "Thakur";
crdtCard.number = "1234567890123456"; //enter your credit card number here
crdtCard.type = "visa"; //credit card type here paypal allows 4 types
// Specify details of your payment amount.
Details details = new Details();
details.shipping = "1";
details.subtotal = "5";
details.tax = "1";
// Specify your total payment amount and assign the details object
Amount amnt = new Amount();
amnt.currency = "USD";
// Total = shipping tax + subtotal.
amnt.total = "7";
amnt.details = details;
// Now make a transaction object and assign the Amount object
Transaction tran = new Transaction();
tran.amount = amnt;
tran.description = "Description about the payment amount.";
tran.item_list = itemList;
tran.invoice_number = "your invoice number which you are generating";
// Now, we have to make a list of transaction and add the transactions object
// to this list. You can create one or more object as per your requirements
List <Transaction> transactions = new List <Transaction>();
transactions.Add(tran);
// Now we need to specify the FundingInstrument of the Payer
// for credit card payments, set the CreditCard which we made above
FundingInstrument fundInstrument = new FundingInstrument();
fundInstrument.credit_card = crdtCard;
// The Payment creation API requires a list of FundingIntrument
List <FundingInstrument> fundingInstrumentList = new List <FundingInstrument>();
fundingInstrumentList.Add(fundInstrument);
// Now create Payer object and assign the fundinginstrument list to the object
Payer payr = new Payer();
payr.funding_instruments = fundingInstrumentList;
payr.payment_method = "credit_card";
// finally create the payment object and assign the payer object & transaction list to it
Payment pymnt = new Payment();
pymnt.intent = "sale";
pymnt.payer = payr;
pymnt.transactions = transactions;
try
{
//getting context from the paypal
//basically we are sending the clientID and clientSecret key in this function
//to the get the context from the paypal API to make the payment
//for which we have created the object above.
//Basically, apiContext object has a accesstoken which is sent by the paypal
//to authenticate the payment to facilitator account.
//An access token could be an alphanumeric string
APIContext apiContext = ConfigurationModel.GetAPIContext();
//Create is a Payment class function which actually sends the payment details
//to the paypal API for the payment. The function is passed with the ApiContext
//which we received above.
Payment createdPayment = pymnt.Create(apiContext);
//if the createdPayment.state is "approved" it means the payment was successful else not
if (createdPayment.state.ToLower() != "approved")
{
return(View("FailureView"));
}
}
catch (PayPal.PayPalException ex)
{
logger.Error("Error: " + ex.Message);
return(View("FailureView"));
}
return(View("SuccessView"));
}
public ActionResult PaymentWithPaypal()
{
//getting the apiContext as earlier
APIContext apiContext = ConfigurationModel.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);
//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)
{
logger.Error("Error" + ex.Message);
return(View("FailureView"));
}
return(View("SuccessView"));
}