//Express Checkout
public static PayPalRedirect SetExpressCheckout(PayPalOrder order)
{
NameValueCollection values = new NameValueCollection();
values["METHOD"] = "SetExpressCheckout";
//Seller PayPal API Info
values["RETURNURL"] = PayPalSettings.ReturnUrl;
values["CANCELURL"] = PayPalSettings.CancelUrl;
values["CURRENCYCODE"] = "USD";
values["BUTTONSOURCE"] = "PP-ECWizard";
values["USER"] = PayPalSettings.Username;
values["PWD"] = PayPalSettings.Password;
values["SIGNATURE"] = PayPalSettings.Signature;
values["SUBJECT"] = "";
values["VERSION"] = PayPalSettings.Version;
//Order Info
values["PAYMENTREQUEST_0_AMT"] = order.amount;
values["PAYMENTREQUEST_0_ITEMAMT"] = order.amount;
values["PAYMENTREQUEST_0_CURRENCYCODE"] = "USD";
values["PAYMENTREQUEST_0_SHIPPINGAMT"] = "0.00";
values["REQCONFIRMSHIPPING"] = "0";
values["NOSHIPPING"] = "1";
//Optional Order details
//values["L_PAYMENTREQUEST_0_NAMEian"] = "buy this";
//values["L_PAYMENTREQUEST_0_DESCian"] = "purchasing this";
//values["L_PAYMENTREQUEST_0_AMTian"] = order.amount;
//values["L_PAYMENTREQUEST_0_QTYian"] = "1";
//submit info for payment
values = Submit(values);
string ack = values["ACK"].ToLower(); //Status of Payment after submission
//Redirect customer to new page based on whether payment successful or not
if (ack == "success" || ack == "successwithwarning")
{
return new PayPalRedirect
{
//For paypal express checkout
Token = values["TOKEN"],
Url = String.Format("https://{0}/webscr?cmd=_express-checkout&token={1}",
PayPalSettings.CgiDomain, values["TOKEN"])
};
}
else
{
//throw new Exception(values["L_LONGMESSAGE0"]);
return new PayPalRedirect
{
//Payment Failed :(
//Direct user to error page
Url = String.Format("http://localhost:51072/Paid/Failure?ErrMsg={0}", values["L_LONGMESSAGE0"])
};
}
}
public ActionResult Index(FormCollection billingForm)
{
//create paypal payment object
PayPalOrder order = new PayPalOrder();
//collect billing info form data
order.amount = billingForm["amount"];
order.firstname = billingForm["firstname"];
order.lastname = billingForm["lastname"];
order.email = billingForm["email"];
order.street1 = billingForm["street1"];
order.street2 = billingForm["street2"];
order.city = billingForm["city"];
order.state = billingForm["state"];
order.zip = billingForm["zip"];
order.country = billingForm["country"];
//collect CC card info
order.ccType = billingForm["cardType"];
order.accountNum = billingForm["accountNum"];
order.cvv = billingForm["cvv"];
order.expDate = billingForm["expMonth"] + billingForm["expYear"];
//Get ip address
string ipAddress;
//Check for proxy first
ipAddress = Request.ServerVariables["HTTP_X_FORWARDED_FOR"];
//if no proxy
if (ipAddress == null)
{
ipAddress = Request.ServerVariables["REMOTE_ADDR"];
}
//System.Diagnostics.Debug.WriteLine(ipAddress);
ipAddress = "192.168.0.1"; //comment out if not running locally
order.ip = ipAddress;
PayPalRedirect redirect = new PayPalRedirect();
//send order to paypal
if (Request.Form["submit"] == "Pay With Credit Card") //want direct payment api
{
//check for complete form (billing information and such)
foreach (string key in billingForm.AllKeys)
{
HashSet<string> optionalFields = new HashSet<string> { "street2" };
if (!optionalFields.Contains(key) && billingForm[key] == "")
{
string errorMsg =
String.Format("Entered {0} not valid. Please return to previous page and fix errors.", key);
string redirectURL = String.Format("http://localhost:51072/Paid/Failure?ErrMsg={0}", errorMsg);
return new RedirectResult(redirectURL);
}
}
//form is complete , move on with direct payment
redirect = PaypalPayment.DoDirectPayment(order);
}
else //want express checkout api
{
//check if there is an amount. If not, then nothing to pay!
if (billingForm["amount"] == "" || Convert.ToDouble(billingForm["amount"]) <= 0 )
{
string errorMsg = "This transaction cannot be processed. The amount to be charged is zero.";
string redirectURL = String.Format("http://localhost:51072/Paid/Failure?ErrMsg={0}", errorMsg);
return new RedirectResult(redirectURL);
}
//amount is good, move on with order
redirect = PaypalPayment.SetExpressCheckout(order);
}
//get response and redirect user
Session["token"] = redirect.Token;
return new RedirectResult(redirect.Url);
}
public static PayPalRedirect DoDirectPayment(PayPalOrder order)
{
NameValueCollection values = new NameValueCollection();
values["METHOD"] = "DoDirectPayment";
//Seller PayPal API Info
values["RETURNURL"] = PayPalSettings.ReturnUrl;
values["CANCELURL"] = PayPalSettings.CancelUrl;
values["CURRENCYCODE"] = "USD";
values["BUTTONSOURCE"] = "PP-ECWizard";
values["USER"] = PayPalSettings.Username;
values["PWD"] = PayPalSettings.Password;
values["SIGNATURE"] = PayPalSettings.Signature;
values["SUBJECT"] = "";
values["VERSION"] = PayPalSettings.Version;
//Order Info
values["AMT"] = order.amount;
//Customer Info
values["FIRSTNAME"] = order.firstname;
values["LASTNAME"] = order.lastname;
values["STREET"] = order.street1;
values["STREET2"] = order.street2;
values["CITY"] = order.city;
values["STATE"] = order.state;
values["ZIP"] = order.zip;
values["COUNTRYCODE"] = order.country;
values["EMAIL"] = order.email;
values["IPADDRESS"] = order.ip;
//Shipping Info
/*
values["SHIPTONAME"] = order.firstname + order.lastname;
values["SHIPTOSTREET"] = order.street;
values["SHIPTOCITY"] = order.city;
values["SHIPTOSTATE"] = order.state;
values["SHIPTOZIP"] = order.zip;
values["SHIPTOCOUNTRY"] = order.country;
*/
//Customer CC Info
values["CREDITCARDTYPE"] = order.ccType;
values["ACCT"] = order.accountNum;
values["EXPDATE"] = order.expDate;
values["CVV2"] = order.cvv;
//submit info for payment
values = Submit(values);
string ack = values["ACK"].ToLower(); //Status of Payment after submission
//Redirect customer to new page based on whether payment successful or not
if (ack == "success" || ack == "successwithwarning")
{
return new PayPalRedirect
{
/* //For paypal express checkout
Token = values["TOKEN"],
Url = String.Format("https://{0}/cgi-bin/webscr?cmd=_express-checkout&token={1}",
PayPalSettings.CgiDomain, values["TOKEN"])
*/
//Payment sucessful!
//Direct user to successful transaction page with transaction info
Url = String.Format("http://localhost:51072/Paid/Success?TransID={0}&amt={1}",
values["TRANSACTIONID"],values["AMT"])
};
}
else
{
//throw new Exception(values["L_LONGMESSAGE0"]);
return new PayPalRedirect
{
//Payment Failed :(
//Direct user to error page
Url = String.Format("http://localhost:51072/Paid/Failure?ErrMsg={0}", values["L_LONGMESSAGE0"])
};
}
}
