public static void UsernameChange(Client pClient, Packet pPacket)
{
string username;
pPacket.ReadString (out username);
Log.WriteLine (ELogLevel.Info, "[Server] Username change request recevied: {0} -> {1}", pClient.Username, username);
Server.UpdateUsername (pClient, username);
}
public static void ChatMessage(Client pClient, Packet pPacket)
{
string message;
pPacket.ReadString (out message);
Log.WriteLine (ELogLevel.Info, "[Server] Received Chat Message: {0}", message);
Packet packet = new Packet(EOpcode.SMSG_CHAT_MESSAGE);
packet.WriteString (pClient.Username);
packet.WriteString(message);
Server.SendPacketToAllExcept (packet, pClient);
}
internal static void SendUniqueName(Client pClient)
{
int counter = pClient.Identifier;
// Ensure the new user has a unique name
while(sClients.Any (c => c.Username.Equals ("user_" + counter, StringComparison.CurrentCulture))) {
counter++;
}
UpdateUsername (pClient, "user_" + counter);
}
internal static void SendWelcomeMessage(Client pClient)
{
Packet packet = new Packet(EOpcode.SMSG_WELCOME_MESSAGE);
packet.WriteString (Config.Instance.WelcomeMessage);
pClient.SendPacket (packet);
}
internal static void SendPacketToAllExcept(Packet pPacket, Client pExcept)
{
sClients.ForEach(p => { if (p != pExcept) p.SendPacket(pPacket); });
}
internal static void ClientDisconnected(Client pClient)
{
lock (sClients) sClients.Remove(pClient);
}
internal static void ClientConnected(Client pClient)
{
SendUniqueName (pClient);
SendWelcomeMessage (pClient);
}
private static void EndListenerAccept(SocketAsyncEventArgs pArguments)
{
try {
if (pArguments.SocketError == SocketError.Success) {
Client client = new Client (pArguments.AcceptSocket, sClientIdCounter);
sClientIdCounter++;
lock (sClients) {
sClients.Add (client);
}
client.SendHandshake(Config.Instance.Build);
ClientConnected(client);
BeginListenerAccept (pArguments);
} else if (pArguments.SocketError != SocketError.OperationAborted)
Log.WriteLine (ELogLevel.Error, "[Server] Listener Error: {0}", pArguments.SocketError);
} catch (ObjectDisposedException) {
} catch (Exception exc) {
Log.WriteLine (ELogLevel.Exception, "[Server] Listener Exception: {0}", exc.Message);
}
}
internal static void UpdateUsername(Client pClient, string pUsername)
{
bool success = true;
if (sClients.Any (c => c.Username.Equals (pUsername, StringComparison.CurrentCulture))) {
success = false;
}
Packet packet = new Packet(EOpcode.SMSG_UPDATE_USERNAME);
packet.WriteBool (success);
if (success) {
packet.WriteString (pUsername);
pClient.Username = pUsername;
}
Log.WriteLine (ELogLevel.Info, "Sending Uusername: {0}", pUsername);
pClient.SendPacket (packet);
}
