protected void Page_Load(object sender, EventArgs e)
{
try
{
//Read The IPN POST
string strFormValues = Encoding.ASCII.GetString(Request.BinaryRead(Request.ContentLength));
string strNewRequest;
//Create IPN verification request
HttpWebRequest req = WebRequest.Create("https://www.sandbox.paypal.com/cgi-bin/webscr") as HttpWebRequest;
req.Method = "POST";
req.ContentType = "application/x-www-form-urlencoded";
strNewRequest = strFormValues + "&cmd=_notify-validate";
req.ContentLength = strNewRequest.Length;
StreamWriter swOut = new StreamWriter(req.GetRequestStream(), Encoding.ASCII);
swOut.Write(strNewRequest);
swOut.Close();
HttpWebResponse httwebresponseResponse = req.GetResponse() as HttpWebResponse;
Stream stIPNResponseStream = httwebresponseResponse.GetResponseStream();
Encoding encEncode = System.Text.Encoding.GetEncoding("utf-8");
StreamReader srStream = new StreamReader(stIPNResponseStream, encEncode);
NVPCodec nvpResponse = new NVPCodec();
//Getting Name Value Pairs Collection
nvpResponse.Decode(strFormValues);
string strIPNResponse = srStream.ReadToEnd();
Label lblMessage = new Label();
lblMessage.Text = strIPNResponse;
Page.Form.Controls.Add(lblMessage);
//Creating new database object
MyTestDBEntities MyTestDB = new MyTestDBEntities();
IPN_Main ipn_main = new IPN_Main() { IPN_Status = strIPNResponse, DateTimeStamp = DateTime.Now, RawString = strFormValues };
MyTestDB.IPN_Main.AddObject(ipn_main);
MyTestDB.SaveChanges();
for (int intCounter = 0; intCounter < nvpResponse.Count; ++intCounter)
{
IPN_Variables ipn_variables = new IPN_Variables() { IPN_ID = ipn_main.IPN_ID, Name = nvpResponse.GetKey(intCounter), Variable = nvpResponse.Get(intCounter) };
MyTestDB.IPN_Variables.AddObject(ipn_variables);
//Writing to debug stream for debugging pupose
string strTemp = nvpResponse.GetKey(intCounter) + nvpResponse.Get(intCounter) + Environment.NewLine;
Debug.Write(strTemp);
}
MyTestDB.SaveChanges();
srStream.Close();
}
catch (Exception exErrors)
{
//generic exception handling: adding label on page with exception details
Label lblErrorMessage = new Label();
lblErrorMessage.Text = "Exception: " + exErrors.Message + "<br/>" + exErrors.ToString();
form1.Controls.Add(lblErrorMessage);
Debug.WriteLine("Exception: " + exErrors.Message + "\n\t" + exErrors.ToString());
}
}
protected void Page_Load(object sender, EventArgs e)
{
try
{
//Read The IPN POST
string strFormValues = Encoding.ASCII.GetString(Request.BinaryRead(Request.ContentLength));
string strNewRequest;
//Create IPN verification request
HttpWebRequest req = WebRequest.Create("https://www.sandbox.paypal.com/cgi-bin/webscr") as HttpWebRequest;
req.Method = "POST";
req.ContentType = "application/x-www-form-urlencoded";
strNewRequest = strFormValues + "&cmd=_notify-validate";
req.ContentLength = strNewRequest.Length;
StreamWriter swOut = new StreamWriter(req.GetRequestStream(), Encoding.ASCII);
swOut.Write(strNewRequest);
swOut.Close();
HttpWebResponse httwebresponseResponse = req.GetResponse() as HttpWebResponse;
Stream stIPNResponseStream = httwebresponseResponse.GetResponseStream();
Encoding encEncode = System.Text.Encoding.GetEncoding("utf-8");
StreamReader srStream = new StreamReader(stIPNResponseStream, encEncode);
NVPCodec nvpResponse = new NVPCodec();
//Getting Name Value Pairs Collection
nvpResponse.Decode(strFormValues);
string strIPNResponse = srStream.ReadToEnd();
Label lblMessage = new Label();
lblMessage.Text = strIPNResponse;
Page.Form.Controls.Add(lblMessage);
//Creating new database object
MyTestDBEntities MyTestDB = new MyTestDBEntities();
IPN_Main ipn_main = new IPN_Main()
{
IPN_Status = strIPNResponse, DateTimeStamp = DateTime.Now, RawString = strFormValues
};
MyTestDB.IPN_Main.AddObject(ipn_main);
MyTestDB.SaveChanges();
for (int intCounter = 0; intCounter < nvpResponse.Count; ++intCounter)
{
IPN_Variables ipn_variables = new IPN_Variables()
{
IPN_ID = ipn_main.IPN_ID, Name = nvpResponse.GetKey(intCounter), Variable = nvpResponse.Get(intCounter)
};
MyTestDB.IPN_Variables.AddObject(ipn_variables);
//Writing to debug stream for debugging pupose
string strTemp = nvpResponse.GetKey(intCounter) + nvpResponse.Get(intCounter) + Environment.NewLine;
Debug.Write(strTemp);
}
MyTestDB.SaveChanges();
srStream.Close();
}
catch (Exception exErrors)
{
//generic exception handling: adding label on page with exception details
Label lblErrorMessage = new Label();
lblErrorMessage.Text = "Exception: " + exErrors.Message + "<br/>" + exErrors.ToString();
form1.Controls.Add(lblErrorMessage);
Debug.WriteLine("Exception: " + exErrors.Message + "\n\t" + exErrors.ToString());
}
}
