private async Task TellPayPalToCancelSubscription(string payPalAgreement)
{
try
{
var client = _clientFactory.GetClient();
var requestForPayPalAgreement = new AgreementGetRequest(payPalAgreement);
var result = await client.Execute(requestForPayPalAgreement);
var agreement = result.Result <Agreement>();
var request = new AgreementCancelRequest(payPalAgreement).RequestBody(new AgreementStateDescriptor()
{
Note = "Cancelled"
});
await client.Execute(request);
}
catch (Exception ex)
{
// save error in the database.
PaypalErrors payPalReturnedError = new PaypalErrors()
{
Exception = ex.Message,
DateTime = DateTime.Now
};
this._dbContext.PaypalErrors.Add(payPalReturnedError);
await this._dbContext.SaveChangesAsync();
}
}
private void VerifyTask(IPNLocalContext ipnContext)
{
try
{
//var verificationRequest = System.Net.WebRequest.Create("https://ipnpb.sandbox.paypal.com/cgi-bin/webscr");
var verificationRequest = System.Net.WebRequest.Create("https://ipnpb.paypal.com/cgi-bin/webscr");
//Send response messages back to PayPal:
//https://ipnpb.sandbox.paypal.com/cgi-bin/webscr (for Sandbox IPNs)
//https://ipnpb.paypal.com/cgi-bin/webscr (for live IPNs)
//Set values for the verification request
verificationRequest.Method = "POST";
verificationRequest.ContentType = "application/x-www-form-urlencoded";
//Add cmd=_notify-validate to the payload
string strRequest = "cmd=_notify-validate&" + ipnContext.RequestBody;
verificationRequest.ContentLength = strRequest.Length;
//Attach payload to the verification request
using (StreamWriter writer = new StreamWriter(verificationRequest.GetRequestStream(), Encoding.ASCII))
{
writer.Write(strRequest);
}
//Send the request to PayPal and get the response
using (StreamReader reader = new StreamReader(verificationRequest.GetResponse().GetResponseStream()))
{
ipnContext.Verification = reader.ReadToEnd();
}
}
catch (Exception ex)
{
PaypalErrors error = new PaypalErrors
{
Exception = ex.Message,
DateTime = DateTime.Now
};
_dbcontext.PaypalErrors.Add(error);
_dbcontext.SaveChanges();
}
ProcessVerificationResponse(ipnContext);
}
public async Task <IActionResult> Receive()
{
try
{
IPNLocalContext ipnContext = new IPNLocalContext()
{
IPNRequest = Request
};
using (StreamReader reader = new StreamReader(ipnContext.IPNRequest.Body, Encoding.ASCII))
{
ipnContext.RequestBody = reader.ReadToEnd();
}
//Store the IPN received from PayPal
await LogAndEmailRequest(ipnContext);
//React backend as per IPN Received
await UpdateSubscription(ipnContext);
//Fire and forget verification task
VerifyTask(ipnContext);
//Reply back a 200 code
return(Ok());
}
catch (Exception)
{
await EmailSuperAdmin(Request.ToString(), "IPN Send back PayPal failed");
PaypalErrors error = new PaypalErrors
{
Exception = Request.ToString(),
DateTime = DateTime.Now
};
_dbcontext.PaypalErrors.Add(error);
_dbcontext.SaveChanges();
return(Ok());
}
}
private async Task TellPayPalToCancelSubscription(string payPalAgreement)
{
try
{
var client = _clientFactory.GetClient();
var requestForPayPalAgreement = new AgreementGetRequest(payPalAgreement);
var result = await client.Execute(requestForPayPalAgreement);
var agreement = result.Result <Agreement>();
var request = new AgreementCancelRequest(payPalAgreement).RequestBody(new AgreementStateDescriptor()
{
Note = "Cancelled"
});
await client.Execute(request);
var message = $"PayPal has been notified to cancel Subscription :{agreement.Id} for the package : {agreement.Description} under {agreement.Name}.";
var subject = $"PayPal has been notified to Cancel Subscription :{agreement.Id}";
await EmailAdmin(message, subject);
//await EmailSuperAdmin("Notify PayPal to Cancel Subscription SUCCESS", "Notify PayPal to Cancel Subscription SUCCESS");
}
catch (Exception ex)
{
// save error in the database.
PaypalErrors payPalReturnedError = new PaypalErrors()
{
Exception = ex.Message,
DateTime = DateTime.Now
};
_dbcontext.PaypalErrors.Add(payPalReturnedError);
await _dbcontext.SaveChangesAsync();
await EmailSuperAdmin($"Notify PayPal ({payPalAgreement}) to Cancel Subscription Failed", "Notify PayPal to Cancel Subscription Failed");
}
}
