public void run()
{
while (true)
{
Message mes = MessageConnection.getMessage(comm.GetStream()); // read expression
Console.WriteLine(mes.ToString());
TCPServer.broadcast(mes, cr); //send message to other members of the chatroom
}
}
public void startServer()
{
TcpListener l = new TcpListener(new IPAddress(new byte[] { 127, 0, 0, 1 }), port);
l.Start();
TopicsManager gt = new TextGestTopics();
List <ChatRoom> ChatRoomsList = new List <ChatRoom>();
while (true) // Exchanges with the clients
{
try
{
TcpClient comm = l.AcceptTcpClient(); // Connection with client
Console.WriteLine("Connection established @" + comm);
Console.WriteLine("Computing operation");
string response;
Message mes = new Message(gt.listTopics());
do // Send : Join or Create a Chatroom
{ // Send : Names of opened chatrooms
MessageConnection.sendMessage(comm.GetStream(), new Message("server", "1 Join a chatroom \n2 Create a chatroom"));
MessageConnection.sendMessage(comm.GetStream(), mes);
mes = MessageConnection.getMessage(comm.GetStream());
response = mes.msg;
} while (!response.Equals("1") && !response.Equals("2"));
Chatter chatter = new TextChatter(mes.name); // New user of a chatroom
chatterList.Add(chatter);
TcpClientList.Add(comm);
if (response.Equals("1")) // Join an existing chatroom
{
do
{
MessageConnection.sendMessage(comm.GetStream(), new Message("serveur", "Please, choose a chatroom: "));
mes = MessageConnection.getMessage(comm.GetStream());
if ((!(gt.IsInside(mes.msg))))
{
Console.WriteLine("This chatroom does not exist.");
}
} while (mes.msg.Length == 0 || (!(gt.IsInside(mes.msg))));
}
else // Create a chatroom
{
do
{
MessageConnection.sendMessage(comm.GetStream(), new Message("serveur", "Please, give a name to your topic: "));
mes = MessageConnection.getMessage(comm.GetStream());
} while (mes.msg.Length == 0 || gt.IsInside(mes.msg));
gt.createTopic(mes.msg);
ChatRoomsList.Add(gt.joinTopic(mes.msg));
}
foreach (ChatRoom cr in ChatRoomsList)
{
if (mes.msg.Equals(cr.getTopic()))
{
cr.join(chatter); // Add the chatter in the chatroom
new Thread(new Receiver(comm, cr).run).Start(); // Create Threads to listen and send messages
TcpClient commGet = l.AcceptTcpClient();
chatterList.Add(chatter);
TcpClientList.Add(commGet);
new Thread(new Receiver(commGet, cr).run).Start();
Message join = new Message("server", "Welcome to " + mes.name + " in the " + mes.msg + " chatroom");
broadcast(join, cr);//send welcome message
}
}
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
}
}
