/// <summary>
/// Handle Preapproval API
/// </summary>
/// <param name="context"></param>
private void Preapproval(HttpContext context)
{
NameValueCollection parameters = context.Request.Params;
PreapprovalRequest req = new PreapprovalRequest(new RequestEnvelope("en_US"), parameters["cancelUrl"],
parameters["currencyCode"], parameters["returnUrl"], parameters["startingDate"]);
// set optional parameters
if(parameters["dateOfMonth"] != "")
{
req.dateOfMonth = Int32.Parse(parameters["dateOfMonth"]);
}
if(parameters["dayOfWeek"] != "" && parameters["dayOfWeek"] != "")
{
req.dayOfWeek = (PayPal.AdaptivePayments.Model.DayOfWeek)
Enum.Parse(typeof(PayPal.AdaptivePayments.Model.DayOfWeek), parameters["dayOfWeek"]);
}
if(parameters["dateOfMonth"] != "")
{
req.dateOfMonth = Int32.Parse(parameters["dateOfMonth"]);
}
if(parameters["endingDate"] != "")
{
req.endingDate = parameters["endingDate"];
}
if(parameters["maxAmountPerPayment"] != "")
{
req.maxAmountPerPayment = Decimal.Parse(parameters["maxAmountPerPayment"]);
}
if(parameters["maxNumberOfPayments"] != "" )
{
req.maxNumberOfPayments = Int32.Parse(parameters["maxNumberOfPayments"]);
}
if(parameters["maxNumberOfPaymentsPerPeriod"] != "")
{
req.maxNumberOfPaymentsPerPeriod = Int32.Parse(parameters["maxNumberOfPaymentsPerPeriod"]);
}
if(parameters["maxTotalAmountOfAllPayments"] != "")
{
req.maxTotalAmountOfAllPayments = Decimal.Parse(parameters["maxTotalAmountOfAllPayments"]);
}
if(parameters["paymentPeriod"] != "" && parameters["paymentPeriod"] != "")
{
req.paymentPeriod = parameters["paymentPeriod"];
}
if(parameters["memo"] != "")
{
req.memo = parameters["memo"];
}
if(parameters["ipnNotificationUrl"] != "")
{
req.ipnNotificationUrl = parameters["ipnNotificationUrl"];
}
if(parameters["senderEmail"] != "")
{
req.senderEmail = parameters["senderEmail"];
}
if(parameters["pinType"] != "" && parameters["pinType"] != "")
{
req.pinType = parameters["pinType"];
}
if(parameters["feesPayer"] != "")
{
req.feesPayer = parameters["feesPayer"];
}
if (parameters["displayMaxTotalAmount"] != "")
{
req.displayMaxTotalAmount = Boolean.Parse(parameters["displayMaxTotalAmount"]);
}
// All set. Fire the request
AdaptivePaymentsService service = new AdaptivePaymentsService();
PreapprovalResponse resp = null;
try
{
resp = service.Preapproval(req);
}
catch (System.Exception e)
{
context.Response.Write(e.Message);
return;
}
// Display response values.
Dictionary<string, string> keyResponseParams = new Dictionary<string, string>();
string redirectUrl = null;
if (!(resp.responseEnvelope.ack == AckCode.FAILURE) &&
!(resp.responseEnvelope.ack == AckCode.FAILUREWITHWARNING))
{
keyResponseParams.Add("Preapproval key", resp.preapprovalKey);
}
displayResponse(context, "Preapproval", keyResponseParams, service.getLastRequest(), service.getLastResponse(),
resp.error, redirectUrl);
}
// # Preapproval API Operation
public PreapprovalResponse PreapprovalAPIOperation(decimal rate, string userId, DateTime subscriptionDate)
{
// Create the PreapprovalResponse object
PreapprovalResponse responsePreapproval = new PreapprovalResponse();
try
{
// # PreapprovalRequest
// The code for the language in which errors are returned
RequestEnvelope envelopeRequest = new RequestEnvelope();
envelopeRequest.errorLanguage = "en_US";
PreapprovalRequest requestPreapproval = new PreapprovalRequest();
requestPreapproval.requestEnvelope = envelopeRequest;
requestPreapproval.returnUrl = System.Configuration.ConfigurationManager.AppSettings["RETURN_URL"] + "/DoctorInformation/PayPalSubscription/?pstatus=success&userId=" + userId;
requestPreapproval.cancelUrl = System.Configuration.ConfigurationManager.AppSettings["CANCEL_URL"] + "/DoctorInformation/PayPalSubscription/?pstatus=cancel&userid=" + userId;
requestPreapproval.currencyCode = "USD";
requestPreapproval.startingDate = subscriptionDate.ToString("yyyy-MM-dd");
requestPreapproval.endingDate = subscriptionDate.AddYears(1).ToString("yyyy-MM-dd");
requestPreapproval.feesPayer = "EACHRECEIVER";
requestPreapproval.maxAmountPerPayment = rate;
requestPreapproval.maxNumberOfPaymentsPerPeriod = 1;
requestPreapproval.maxTotalAmountOfAllPayments = (12 * rate);
requestPreapproval.maxNumberOfPayments = 12;
//requestPreapproval.dateOfMonth = 27;
requestPreapproval.pinType = "NOT_REQUIRED";
//if(!string.IsNullOrEmpty(paypalId))
// requestPreapproval.senderEmail = paypalId;
requestPreapproval.paymentPeriod = "DAILY";
// IPN URL
//
// * PayPal Instant Payment Notification is a call back system that is initiated when a transaction is completed
// * The transaction related IPN variables will be received on the call back URL specified in the request
// * The IPN variables have to be sent back to the PayPal system for validation, upon validation PayPal will send a response string "VERIFIED" or "INVALID"
// * PayPal would continuously resend IPN if a wrong IPN is sent
requestPreapproval.ipnNotificationUrl = System.Configuration.ConfigurationManager.AppSettings["IPN_URL"] + "/DoctorInformation/PayPalIPN/";
// Create the service wrapper object to make the API call
AdaptivePaymentsService service = new AdaptivePaymentsService();
// # API call
// Invoke the Preapproval method in service wrapper object
responsePreapproval = service.Preapproval(requestPreapproval);
if (responsePreapproval != null)
{
//// Response envelope acknowledgement
//string acknowledgement = "Preapproval API Operation - ";
//acknowledgement += responsePreapproval.responseEnvelope.ack.ToString();
//logger.Info(acknowledgement + "\n");
//Console.WriteLine(acknowledgement + "\n");
// # Success values
if (responsePreapproval.responseEnvelope.ack.ToString().Trim().ToUpper().Equals("SUCCESS"))
{
//logger.Info("Preapproval Key : " + responsePreapproval.preapprovalKey + "\n");
//Console.WriteLine("Preapproval Key : " + responsePreapproval.preapprovalKey + "\n");
// Once you get success response, user has to redirect to PayPal
// to preapprove the payment. Construct redirectURL as follows,
// `redirectURL=https://www.sandbox.paypal.com/cgi-bin/webscr?cmd=_ap-preapproval&preapprovalkey="
// + responsePreapproval.preapprovalKey;`
string url = String.Format("https://www.sandbox.paypal.com/cgi-bin/webscr?cmd=_ap-preapproval&preapprovalkey={0}", responsePreapproval.preapprovalKey);
if (HttpContext.Current != null)
{
HttpContext.Current.Response.Redirect(url);
}
}
// # Error Values
else
{
List <ErrorData> errorMessages = responsePreapproval.error;
foreach (ErrorData error in errorMessages)
{
//logger.Debug("API Error Message : " + error.message);
//Console.WriteLine("API Error Message : " + error.message + "\n");
}
}
}
}
// # Exception log
catch (System.Exception ex)
{
// Log the exception message
}
return(responsePreapproval);
}
// # Preapproval API Operation
// Use the Preapproval API operation to set up an agreement between yourself and a sender for making payments on the sender’s behalf. You set up a preapprovals for a specific maximum amount over a specific period of time and, optionally, by any of the following constraints: the number of payments, a maximum per-payment amount, a specific day of the week or the month, and whether or not a PIN is required for each payment request.
public PreapprovalResponse PreapprovalAPIOperation()
{
// Create the PreapprovalResponse object
PreapprovalResponse responsePreapproval = new PreapprovalResponse();
try
{
// # PreapprovalRequest
// The code for the language in which errors are returned
RequestEnvelope envelopeRequest = new RequestEnvelope();
envelopeRequest.errorLanguage = "en_US";
// PreapprovalRequest takes mandatory params:
//
// * `RequestEnvelope` - Information common to each API operation, such
// as the language in which an error message is returned.
// * `Cancel URL` - URL to redirect the sender's browser to after
// canceling the preapproval
// * `Currency Code` - The code for the currency in which the payment is
// made; you can specify only one currency, regardless of the number of
// receivers
// * `Return URL` - URL to redirect the sender's browser to after the
// sender has logged into PayPal and confirmed the preapproval
// * `Starting Date` - First date for which the preapproval is valid. It
// cannot be before today's date or after the ending date.
PreapprovalRequest requestPreapproval = new PreapprovalRequest(envelopeRequest, "http://localhost/cancel", "USD", "http://localhost/return", "2013-12-18");
// IPN URL
//
// * PayPal Instant Payment Notification is a call back system that is initiated when a transaction is completed
// * The transaction related IPN variables will be received on the call back URL specified in the request
// * The IPN variables have to be sent back to the PayPal system for validation, upon validation PayPal will send a response string "VERIFIED" or "INVALID"
// * PayPal would continuously resend IPN if a wrong IPN is sent
requestPreapproval.ipnNotificationUrl = "http://IPNhost";
// Create the service wrapper object to make the API call
AdaptivePaymentsService service = new AdaptivePaymentsService();
// # API call
// Invoke the Preapproval method in service wrapper object
responsePreapproval = service.Preapproval(requestPreapproval);
if (responsePreapproval != null)
{
// Response envelope acknowledgement
string acknowledgement = "Preapproval API Operation - ";
acknowledgement += responsePreapproval.responseEnvelope.ack.ToString();
logger.Info(acknowledgement + "\n");
Console.WriteLine(acknowledgement + "\n");
// # Success values
if (responsePreapproval.responseEnvelope.ack.ToString().Trim().ToUpper().Equals("SUCCESS"))
{
logger.Info("Preapproval Key : " + responsePreapproval.preapprovalKey + "\n");
Console.WriteLine("Preapproval Key : " + responsePreapproval.preapprovalKey + "\n");
// Once you get success response, user has to redirect to PayPal
// to preapprove the payment. Construct redirectURL as follows,
// `redirectURL=https://www.sandbox.paypal.com/cgi-bin/webscr?cmd=_ap-preapproval&preapprovalkey="
// + responsePreapproval.preapprovalKey;`
}
// # Error Values
else
{
List <ErrorData> errorMessages = responsePreapproval.error;
foreach (ErrorData error in errorMessages)
{
logger.Debug("API Error Message : " + error.message);
Console.WriteLine("API Error Message : " + error.message + "\n");
}
}
}
}
// # Exception log
catch (System.Exception ex)
{
// Log the exception message
logger.Debug("Error Message : " + ex.Message);
Console.WriteLine("Error Message : " + ex.Message);
}
return(responsePreapproval);
}