private void OnClientDisconnect(ClientConnection client, string reason)
{
if (reason == null)
{
Server.Broadcast("<Server> " + Nicks[client.ClientID] + " has quit.");
}
else
{
string addition = reason.EndsWith(".") ? "" : ".";
Server.Broadcast("<Server> " + Nicks[client.ClientID] + " has quit. Reason: " + reason + addition);
}
Nicks.Remove(client.ClientID);
}
private void ProcessMessage(ClientConnection client, string line)
{
Server.Broadcast("<" + Nicks[client.ClientID] + "> " + line);
}
private void OnClientConnection(ClientConnection client)
{
Nicks.Add(client.ClientID, client.Host);
//client.SendData("<Server> Welcome! Please choose a nickname using the /nick <nickname> command.");
}
private void ProcessCommand(ClientConnection client, string[] args)
{
if (args.Length < 1) return;
if (args.Length >= 2 && args[0].ToUpper().Equals("NICK"))
{
if(args[1].Equals("") || args[1].Equals(" ") || args[1].Equals(null))
{
client.SendData("<Server> Invalid characters (Spaces?) in username. Allowed characters are a-z, A-Z, 0-9, _, and -");
client.SendData("The nick you tried to set is: <" + args[1] + ">");
}
if (args[1].ToLower().Equals("server") || args[1].ToLower().Contains("admin"))
{
client.SendData("<Server> That nick is reserved.");
}
else if (Nicks.ContainsValue(args[1]))
{
client.SendData("<Server> That nick is already taken.");
}
else if (Regex.IsMatch(args[1], @"^[a-zA-Z0-9_\-]"))
{
Server.Broadcast("<Server> " + Nicks[client.ClientID] + " changed nick to " + args[1] + ".");
Nicks[client.ClientID] = args[1];
}
else
{
client.SendData("<Server> Invalid characters in username. Allowed characters are a-z, A-Z, 0-9, _, and -");
}
}
else if (args[0].ToUpper().Equals("DISCONNECT"))
{
if (args.Length > 1)
{
string quitReason = "";
for (int i = 1; i < args.Length; i++)
{
quitReason += args[i] + " ";
}
client.Disconnect(quitReason);
}
else
{
client.Disconnect(null);
}
}
}
private void OnClientInput(ClientConnection client, string line)
{
if (line.StartsWith("/"))
{
ProcessCommand(client, line.Substring(1).Split(new char[] {' '}));
}
else
{
ProcessMessage(client, line);
}
}
private void WaitForIncomingConnections()
{
Log("Listening for new connections.");
while (true)
{
ClientConnection connection = new ClientConnection(this);
connection.Connect(Listener.AcceptTcpClient());
Log("Client connected at " + connection.Host);
ClientConnections.Add(connection);
if (OnClientConnection != null)
{
OnClientConnection(connection);
}
}
}
internal void RemoveClientConnection(ClientConnection connection, string reason)
{
if (!connection.Client.Connected)
{
ClientConnections.Remove(connection);
if (OnClientDisconnect != null)
{
OnClientDisconnect(connection, reason);
}
Log("Client disconnected");
}
}
internal void ProcessIncominData(string data, ClientConnection connection)
{
if (data == null)
{
connection.Disconnect();
}
else
{
if (OnClientInputEvent != null)
{
OnClientInputEvent(connection, data);
}
}
}