protected override void OnDataReceived(Byte[] receiveData)
{
MtnUSSDTCPPDU pdu = null;
try
{
pdu = MtnUSSDTCPPDU.FromXML(Encoding.ASCII.GetString(receiveData));
}
catch (Exception ex)
{
LogManager.LogError("XML Invalid: " + ex.Message);
return;
}
lastActivity = DateTime.Now;
try
{
if (pdu != null)
{
if (pdu.Pdu == MtnUSSDTCPPDU.PDUTypes.CTRL.ToString())
{
LogManager.LogStatus(" ** <-- ping returned ** ");
//Console.WriteLine("--> ping sent");
}
else
{
LogManager.LogStatus("Received " + Encoding.ASCII.GetString(receiveData));
String requestData = Encoding.ASCII.GetString(receiveData);
USSDHandlerRequestType.RequestTypes requestType = USSDHandlerRequestType.RequestTypes.TCP;
IUSSDHandler ussdHandler = USSDHandlerFactory.GetHandler(mobileNetwork, requestData, requestType);
Boolean isTimeout = false;
Boolean isInvalid = false;
ussdHandler.Initialize(requestData, requestType, out isTimeout, out isInvalid);
if (!isTimeout)
{
LogManager.LogStatus("Handler {0} found for request", ussdHandler.HandlerID);
String responseData = ussdHandler.ProcessRequest(requestData);
SendResponse(pdu, responseData);
}
else
{
LogManager.LogStatus("Timout request for handler {0} received", ussdHandler.HandlerID);
}
}
}
else
{
SendResponse(pdu, "Invalid/Empty Request");
}
}
catch (Exception ex)
{
LogManager.LogError(ex);
SendResponse(pdu, "Invalid request. Please retry.");
}
}
protected void SendResponse(MtnUSSDTCPPDU pdu, String responseText)
{
MtnUSSDTCPPDU.PDUTypes pduReturnType = pdu.FindResponseType((MtnUSSDTCPPDU.PDUTypes)Enum.Parse(typeof(MtnUSSDTCPPDU.PDUTypes), pdu.Pdu, true), false);
MtnUSSDTCPPDU responsePDU = new MtnUSSDTCPPDU();
responsePDU.Pdu = pduReturnType.ToString();
responsePDU.Cookie = cookie;
responsePDU.Data = responseText;
responsePDU.MSISDN = pdu.MSISDN;
responsePDU.RequestID = pdu.RequestID;
responsePDU.SessionID = pdu.SessionID;
responsePDU.Status = "0";
responsePDU.Tariff = pdu.Tariff;
responsePDU.Encoding = pdu.Encoding;
LogManager.LogStatus("Response: " + responsePDU.ToXML());
Send(responsePDU.ToXML());
}
protected void DoPing(object sender, EventArgs e)
{
if (DateTime.Now.Subtract(lastActivity).TotalMilliseconds < this.ussdTcpListenerConfigurationSection.PingInterval)
{
return;
}
MtnUSSDTCPPDU pdu = new MtnUSSDTCPPDU();
pdu.Pdu = MtnUSSDTCPPDU.PDUTypes.CTRL.ToString();
pdu.Data = DateTime.Now.ToString();
try
{
//Console.Write(".");
LogManager.LogStatus(" ** --> ping ** ");
//LogManager.LogStatus("PDU: " + pdu.ToXML());
Send(pdu.ToXML());
}
catch (USSDTcpSendTimeoutException te)
{
LogManager.LogError(te);
}
}
