private void OnUsrResponse(MessageRouter router, Message message, object tag)
{
router.RemoveMessageEvent(message);
OperationCompleteEvent op = (OperationCompleteEvent)tag;
// see if its an XFR or a USR code.
switch (message.Code)
{
case "XFR": // we need to connect to a notification server
{
// get ip and port of notification server from response string
Regex.Regex regex = new Regex.Regex(
@"NS (?<notifyServerIP>\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}):(?<notifyServerPort>\d{1,5})" +
@"\s+\d+\s+" +
@"(?<currentNotifyIP>\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}):(?<currentNotifyPort>\d{1,5})");
Regex.Match match = regex.Match(message.Arguments);
if (!match.Success)
{
op.Execute(new ConnectionCompleteArgs(ConnectionFailedReport.InvalidProtocol));
}
else
{
string notifyIP = match.Groups["notifyServerIP"].Value;
int notifyPort = int.Parse(match.Groups["notifyServerPort"].Value);
// connect to notification server
if (this.notifyRouter != null)
{
this.notifyRouter.Close();
}
try
{
Proxy.IConnection con = control.CreateConnection();
con.Connect("", 0, notifyIP, notifyPort, Proxy.ConnectionType.Tcp);
this.notifyRouter = new MessageRouter(this, con,
new ResponseReceivedHandler(OnDefaultNotifyMessage),
new ResponseReceivedHandler(OnForcedDisconnect));
}
catch
{
op.Execute(new ConnectionCompleteArgs(ConnectionFailedReport.ConnectionFailed));
return;
}
RegisterEvents();
// go through authentication again, this time with the new notification server
DoAuthentication(this.notifyRouter, (OperationCompleteEvent)tag);
}
}
break;
case "USR": // we need to do encrypt and send password
{
string challenge = message.Arguments.Substring(6);
// we need to authenticate with passport server
string url = this.settings.PassportURL;
string ticket;
if (url != string.Empty || url != null || url != "")
{
try
{
ticket = Passport.Login(url, challenge, settings.Username, settings.Password);
}
catch
{
// passport url is out of date
url = Passport.GetLoginAddress(this.nexusUri);
ticket = Passport.Login(url, challenge, settings.Username, settings.Password);
}
}
else
{
url = Passport.GetLoginAddress(this.nexusUri);
ticket = Passport.Login(url, challenge, settings.Username, settings.Password);
}
if (ticket == null || ticket == string.Empty || ticket == "")
{
// wrong username / password
op.Execute(new ConnectionCompleteArgs(ConnectionFailedReport.AuthFailed));
return;
}
// send ticket command
router.SendMessage(Message.ConstructMessage("USR", "TWN S " + ticket), new ResponseReceivedHandler(OnPasswordSentResponse), tag);
}
break;
}
}
