Esempio n. 1
0
        /// <summary>
        /// Method that is performed when a new user is disconnected.
        /// </summary>
        /// <param name="sender">The object that sent this message</param>
        /// <param name="user">The user that needs to be disconnected</param>
        private void user_UserDisconnected(object sender, Client user)
        {
            connectedClients--;

            //Send a message to every other client notifying them on a removed client, if the setting is set to True
            if (Properties.Settings.Default.SendMessageToClientsWhenAUserIsRemoved)
            {
                writeStream.Position = 0;

                //Write in the form {Protocol}{User_ID}{User_IP}
                writer.Write(Properties.Settings.Default.DisconnectedPlayerByteProtocol);
                writer.Write(user.id);
                writer.Write(user.IP);

                SendData(GetDataFromMemoryStream(writeStream), user);
            }

            //Print the removed player message to the server window.
            Console.WriteLine(user.ToString() + " disconnected\tConnected Clients:  " + connectedClients + "\n");

            //Clear the array's index
            client[user.id] = null;
        }
Esempio n. 2
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        /// <summary>
        /// Relay messages sent from one client and send them to others
        /// </summary>
        /// <param name="sender">The object that called this method</param>
        /// <param name="data">The data to relay</param>
        private void user_DataReceived(Client sender, byte[] data)
        {
            writeStream.Position = 0;

            if (Properties.Settings.Default.EnableSendingIPAndIDWithEveryMessage)
            {
                //Append the id and IP of the original sender to the message, and combine the two data sets.
                writer.Write(sender.id);
                writer.Write(sender.IP);
                data = CombineData(data, writeStream);
            }

            //If we want the original sender to receive the same message it sent, we call a different method
            if (Properties.Settings.Default.SendBackToOriginalClient)
            {
                SendData(data);
            }
            else
            {
                SendData(data, sender);
            }
        }
Esempio n. 3
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        /// <summary>
        /// Sends a message to every client except the source.
        /// </summary>
        /// <param name="data">Data to send</param>
        /// <param name="sender">Client that should not receive the message</param>
        private void SendData(byte[] data, Client sender)
        {
            foreach (Client c in client)
            {
                if (c != null && c != sender)
                {
                    c.SendData(data);
                }
            }

            //Reset the writestream's position
            writeStream.Position = 0;
        }
Esempio n. 4
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        /// <summary>
        /// Method that is performed when a new user is added.
        /// </summary>
        /// <param name="sender">The object that sent this message</param>
        /// <param name="user">The user that needs to be added</param>
        private void listener_userAdded(object sender, Client user)
        {
            connectedClients++;

            //Send a message to every other client notifying them on a new client, if the setting is set to True
            if (Properties.Settings.Default.SendMessageToClientsWhenAUserIsAdded)
            {
                writeStream.Position = 0;

                //Write in the form {Protocol}{User_ID}{User_IP}
                writer.Write(Properties.Settings.Default.NewPlayerByteProtocol);
                writer.Write(user.id);
                writer.Write(user.IP);

                SendData(GetDataFromMemoryStream(writeStream), user);
            }

            //Set up the events
            user.DataReceived += new DataReceivedEvent(user_DataReceived);
            user.UserDisconnected += new ConnectionEvent(user_UserDisconnected);

            //Print the new player message to the server window.
            Console.WriteLine(user.ToString() + " connected\tConnected Clients:  " + connectedClients + "\n");

            //Add to the client array
            client[user.id] = user;
        }
Esempio n. 5
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        /// <summary>
        /// Called when a client connects to the server
        /// </summary>
        /// <param name="ar">Status of the Async method</param>
        private void AcceptClient(IAsyncResult ar)
        {
            //We need to end the Async method of accepting new clients
            TcpClient client = listener.EndAcceptTcpClient(ar);

            //id is originally -1 which means a user cannot connect
            int id = -1;
            for (byte i = 0; i < usedUserID.Length; i++)
            {
                if (usedUserID[i] == false)
                {
                    id = i;
                    break;
                }
            }

            //If the id is still -1, the client what wants to connect cannot (probably because we have reached the maximum number of clients
            if (id == -1)
            {
                Console.WriteLine("Client " + client.Client.RemoteEndPoint.ToString() + " cannot connect. ");
                return;
            }

            //ID is valid, so create a new Client object with the server ID and IP
            usedUserID[id] = true;
            Client newClient = new Client(client, (byte)id);

            //We are now connected, so we need to set up the User Disconnected event for this user.
            newClient.UserDisconnected += new ConnectionEvent(client_UserDisconnected);

            //We are now connected, so call all delegates of the UserAdded event.
            if (userAdded != null)
                userAdded(this, newClient);

            //Begin listening for new clients
            ListenForNewClient();
        }
Esempio n. 6
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 /// <summary>
 /// User disconnects from the server
 /// </summary>
 /// <param name="sender">Original object that called this method</param>
 /// <param name="user">Client to disconnect</param>
 void client_UserDisconnected(object sender, Client user)
 {
     usedUserID[user.id] = false;
 }