public static MessageV04 Parse(string msg)
{
if (msg == null || msg.Length < 2)
{
return(Null);
}
MessageV04 m = Null;
Cmd cmd = (Cmd)msg[0];
long mid = 0;
int pos = 1;
if (msg[pos] != ' ')
{
if (msg.Length < 5)
{
Log.Warning("MessageV04({0}) - MId is too short", msg);
}
int j;
for (; pos < 5; pos++)
{
j = AB.IndexOf(msg[pos]);
if (j < 0)
{
if (_verbose.As <bool>())
{
Log.Warning("MessageV04({0}) - bad char in MId", msg);
}
return(Null);
}
mid = (mid * 64) + j;
}
}
string[] payload;
if (msg.Length > pos)
{
payload = msg.Substring(pos).Split('\x1E');
}
else
{
payload = null;
}
m = new MessageV04(cmd, mid, payload);
return(m);
}
protected override void OnMessage(MessageEventArgs e)
{
MessageV04 msg;
if (e.Type == Opcode.Text)
{
msg = MessageV04.Parse(e.Data);
}
else
{
return;
}
switch (msg.cmd)
{
case MessageV04.Cmd.Connect:
if (_ses != null)
{
_ses.Close();
}
string un, up;
if (msg.payload == null || msg.payload.Length < 1)
{
un = string.Empty;
up = string.Empty;
}
else
{
un = msg.payload[0];
up = msg.payload.Length > 1?msg.payload[1]:string.Empty;
}
if (!CheckAuth(un, up, _remoteEndPoint.Address.IsLocal()))
{
Send((new MessageV04(MessageV04.Cmd.Nack, msg.mid, "Bad username or password")).ToString());
X13.lib.Log.Warning("{0} logon as {1} failed", _remoteEndPoint.Address, un);
Sessions.CloseSession(base.ID);
break;
}
_ses = Session.Get(null, _remoteEndPoint, true);
_ses.userName = un;
Send((new MessageV04(MessageV04.Cmd.Ack, msg.mid, _ses.id)).ToString());
break;
}
}
static MessageV04()
{
Null = new MessageV04(Cmd.Empty, 0, null);
_verbose = Topic.root.Get("/etc/Server/verbose");
}