671 lines
24 KiB
C#
671 lines
24 KiB
C#
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using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using Lidgren.Network;
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using Microsoft.Xna.Framework;
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namespace Subsurface.Networking
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{
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class GameServer : NetworkMember
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{
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NetServer Server;
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NetPeerConfiguration Config;
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public List<Client> connectedClients = new List<Client>();
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TimeSpan SparseUpdateInterval = new TimeSpan(0, 0, 0, 1);
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DateTime sparseUpdateTimer;
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Client myClient;
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public GameServer()
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{
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name = "Server";
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Config = new NetPeerConfiguration("subsurface");
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Config.Port = 14242;
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//Config.SimulatedLoss = 0.2f;
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//Config.SimulatedMinimumLatency = 0.25f;
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Config.MaximumConnections = 10;
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Config.EnableMessageType(NetIncomingMessageType.ConnectionApproval);
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try
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{
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Server = new NetServer(Config);
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Server.Start();
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}
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catch (Exception e)
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{
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DebugConsole.ThrowError("Couldn't start the server", e);
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}
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updateInterval = new TimeSpan(0, 0, 0, 0, 30);
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DebugConsole.NewMessage("Server started", Color.Green);
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}
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public override void Update()
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{
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// Server.ReadMessage() Returns new messages, that have not yet been read.
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// If "inc" is null -> ReadMessage returned null -> Its null, so dont do this :)
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NetIncomingMessage inc = Server.ReadMessage();
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if (inc != null)
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{
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try
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{
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ReadMessage(inc);
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}
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catch
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{
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}
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}
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// if 30ms has passed
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if (updateTimer < DateTime.Now)
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{
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if (Server.ConnectionsCount > 0)
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{
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if (sparseUpdateTimer < DateTime.Now) SparseUpdate();
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SendNetworkEvents();
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}
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updateTimer = DateTime.Now + updateInterval;
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}
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}
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private void ReadMessage(NetIncomingMessage inc)
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{
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NetOutgoingMessage outmsg;
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switch (inc.MessageType)
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{
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case NetIncomingMessageType.ConnectionApproval:
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if (inc.ReadByte() != (byte)PacketTypes.Login) break;
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DebugConsole.NewMessage("New player has joined the server", Color.White);
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//Character ch = new Character("Content/Characters/Human/human.xml");
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string version = inc.ReadString();
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string name = inc.ReadString();
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int id = 1;
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while (connectedClients.Find(c=>c.ID==id)!=null)
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{
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id++;
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}
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Client newClient = new Client(name, id);
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newClient.Connection = inc.SenderConnection;
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newClient.version = version;
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connectedClients.Add(newClient);
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inc.SenderConnection.Approve();
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break;
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case NetIncomingMessageType.StatusChanged:
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Debug.WriteLine(inc.SenderConnection + " status changed. " + (NetConnectionStatus)inc.SenderConnection.Status);
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if (inc.SenderConnection.Status == NetConnectionStatus.Connected)
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{
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Client sender = connectedClients.Find(x => x.Connection == inc.SenderConnection);
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if (sender == null) break;
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if (sender.version != Game1.Version.ToString())
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{
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DisconnectClient(sender, sender.name+" was unable to connect to the server (nonmatching game version)",
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"Subsurface version " + Game1.Version + " required to connect to the server (Your version: " + sender.version + ")");
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}
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else
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{
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AssignJobs();
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Game1.NetLobbyScreen.AddPlayer(sender);
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// Notify the client that they have logged in
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outmsg = Server.CreateMessage();
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outmsg.Write((byte)PacketTypes.LoggedIn);
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outmsg.Write(sender.ID);
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//notify the client about other clients already logged in
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outmsg.Write((myClient == null) ? connectedClients.Count - 1 : connectedClients.Count);
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foreach (Client c in connectedClients)
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{
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if (c.Connection == inc.SenderConnection) continue;
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outmsg.Write(c.name);
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outmsg.Write(c.ID);
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}
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if (myClient != null) outmsg.Write(myClient.name);
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Server.SendMessage(outmsg, inc.SenderConnection, NetDeliveryMethod.ReliableUnordered, 0);
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//notify other clients about the new client
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outmsg = Server.CreateMessage();
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outmsg.Write((byte)PacketTypes.PlayerJoined);
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outmsg.Write(sender.name);
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outmsg.Write(sender.ID);
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//send the message to everyone except the client who just logged in
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SendMessage(outmsg, NetDeliveryMethod.ReliableUnordered, inc.SenderConnection);
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AddChatMessage(sender.name + " has joined the server", ChatMessageType.Server);
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UpdateNetLobby(null);
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}
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}
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else if (inc.SenderConnection.Status == NetConnectionStatus.Disconnected)
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{
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DisconnectClient(inc.SenderConnection);
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}
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break;
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case NetIncomingMessageType.Data:
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switch (inc.ReadByte())
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{
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case (byte)PacketTypes.NetworkEvent:
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if (!gameStarted) break;
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if (!NetworkEvent.ReadData(inc)) break;
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outmsg = Server.CreateMessage();
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outmsg.Write(inc);
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List<NetConnection> recipients = new List<NetConnection>();
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foreach (Client client in connectedClients)
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{
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if (client.Connection == inc.SenderConnection) continue;
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if (!client.inGame) continue;
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recipients.Add(client.Connection);
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}
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if (recipients.Count == 0) break;
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Server.SendMessage(outmsg, recipients, inc.DeliveryMethod, 0);
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break;
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case (byte)PacketTypes.Chatmessage:
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ChatMessageType messageType = (ChatMessageType)inc.ReadByte();
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string message = inc.ReadString();
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SendChatMessage(message, messageType);
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break;
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case (byte)PacketTypes.PlayerLeft:
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DisconnectClient(inc.SenderConnection);
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break;
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case (byte)PacketTypes.CharacterInfo:
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ReadCharacterData(inc);
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break;
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}
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break;
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case NetIncomingMessageType.WarningMessage:
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Debug.WriteLine(inc.ReadString());
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break;
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}
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}
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private void SparseUpdate()
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{
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foreach (Character c in Character.CharacterList)
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{
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bool isClient = false;
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foreach (Client client in connectedClients)
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{
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if (client.character != c) continue;
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isClient = true;
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break;
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}
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if (!isClient)
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{
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c.LargeUpdateTimer = 0;
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new NetworkEvent(c.ID, false);
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}
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}
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new NetworkEvent(Submarine.Loaded.ID, false);
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sparseUpdateTimer = DateTime.Now + SparseUpdateInterval;
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}
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private void SendMessage(NetOutgoingMessage msg, NetDeliveryMethod deliveryMethod, NetConnection excludedConnection)
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{
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List<NetConnection> recipients = new List<NetConnection>();
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foreach (Client client in connectedClients)
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{
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if (client.Connection != excludedConnection) recipients.Add(client.Connection);
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}
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if (recipients.Count == 0) return;
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Server.SendMessage(msg, recipients, deliveryMethod, 0);
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}
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private void SendNetworkEvents()
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{
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if (NetworkEvent.events.Count == 0) return;
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//System.Diagnostics.Debug.WriteLine("*************************");
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foreach (NetworkEvent networkEvent in NetworkEvent.events)
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{
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//System.Diagnostics.Debug.WriteLine("networkevent "+networkEvent.ID);
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NetOutgoingMessage message = Server.CreateMessage();
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message.Write((byte)PacketTypes.NetworkEvent);
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//if (!networkEvent.IsClient) continue;
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networkEvent.FillData(message);
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if (Server.ConnectionsCount>0)
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{
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Server.SendMessage(message, Server.Connections,
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(networkEvent.IsImportant) ? NetDeliveryMethod.Unreliable : NetDeliveryMethod.ReliableUnordered, 0);
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}
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}
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NetworkEvent.events.Clear();
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}
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public bool StartGame(GUIButton button, object obj)
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{
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int seed = DateTime.Now.Millisecond;
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Rand.SetSyncedSeed(seed);
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Submarine selectedMap = Game1.NetLobbyScreen.SelectedMap as Submarine;
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//selectedMap.Load();
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Game1.GameSession = new GameSession(selectedMap, Game1.NetLobbyScreen.SelectedMode);
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Game1.GameSession.StartShift(Game1.NetLobbyScreen.GameDuration, Game1.NetLobbyScreen.LevelSeed);
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//EventManager.SelectEvent(Game1.netLobbyScreen.SelectedEvent);
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List<CharacterInfo> characterInfos = new List<CharacterInfo>();
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foreach (Client client in connectedClients)
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{
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client.inGame = true;
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WayPoint spawnPoint = WayPoint.GetRandom(SpawnType.Human);
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if (client.characterInfo==null)
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{
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client.characterInfo = new CharacterInfo("Content/Characters/Human/human.xml", client.name);
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}
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characterInfos.Add(client.characterInfo);
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//client.character = new Character(client.characterInfo, (spawnPoint == null) ? Vector2.Zero : spawnPoint.SimPosition, true);
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}
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WayPoint[] assignedWayPoints = WayPoint.SelectCrewSpawnPoints(characterInfos);
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for (int i = 0; i < connectedClients.Count; i++ )
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{
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connectedClients[i].character = new Character(
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connectedClients[i].characterInfo, assignedWayPoints[i], true);
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connectedClients[i].character.GiveJobItems(assignedWayPoints[i]);
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}
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//todo: fix
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if (myClient != null)
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{
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WayPoint spawnPoint = WayPoint.GetRandom(SpawnType.Human);
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CharacterInfo ch = new CharacterInfo("Content/Characters/Human/human.xml", myClient.name);
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myClient.character = new Character(ch, (spawnPoint == null) ? Vector2.Zero : spawnPoint.SimPosition);
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}
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//foreach (Client client in connectedClients)
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//{
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NetOutgoingMessage msg = Server.CreateMessage();
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msg.Write((byte)PacketTypes.StartGame);
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msg.Write(seed);
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msg.Write(Game1.NetLobbyScreen.LevelSeed);
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msg.Write(Game1.NetLobbyScreen.SelectedMap.Name);
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msg.Write(Game1.NetLobbyScreen.SelectedMap.Hash.MD5Hash);
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msg.Write(Game1.NetLobbyScreen.GameDuration.TotalMinutes);
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//WriteCharacterData(msg, client.name, client.character);
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msg.Write((myClient == null) ? connectedClients.Count : connectedClients.Count+1);
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foreach (Client client in connectedClients)
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{
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//if (otherClient == client) continue;
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msg.Write(client.ID);
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WriteCharacterData(msg, client.name, client.character);
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}
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if (myClient!=null)
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{
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WriteCharacterData(msg, myClient.name, myClient.character);
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}
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SendMessage(msg, NetDeliveryMethod.ReliableUnordered, null);
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//}
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gameStarted = true;
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Game1.GameScreen.Cam.TargetPos = Vector2.Zero;
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Game1.GameScreen.Select();
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return true;
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}
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public void EndGame(string endMessage)
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{
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Submarine.Unload();
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gameStarted = false;
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if (connectedClients.Count>0)
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{
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NetOutgoingMessage msg = Server.CreateMessage();
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msg.Write((byte)PacketTypes.EndGame);
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msg.Write(endMessage);
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if (Server.ConnectionsCount > 0)
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{
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Server.SendMessage(msg, Server.Connections, NetDeliveryMethod.ReliableOrdered, 0);
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}
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foreach (Client client in connectedClients)
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{
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client.character = null;
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client.inGame = false;
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}
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}
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Game1.NetLobbyScreen.Select();
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DebugConsole.ThrowError(endMessage);
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}
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private void DisconnectClient(NetConnection senderConnection)
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{
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Client client = connectedClients.Find(x => x.Connection == senderConnection);
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if (client != null) DisconnectClient(client);
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}
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private void DisconnectClient(Client client, string msg = "", string targetmsg = "")
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{
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if (client == null) return;
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if (gameStarted && client.character != null) client.character.Kill(true);
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if (msg == "") msg = client.name + " has left the server";
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if (targetmsg == "") targetmsg = "You have left the server";
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NetOutgoingMessage outmsg = Server.CreateMessage();
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outmsg.Write((byte)PacketTypes.KickedOut);
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outmsg.Write(targetmsg);
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Server.SendMessage(outmsg, client.Connection, NetDeliveryMethod.ReliableUnordered, 0);
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connectedClients.Remove(client);
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outmsg = Server.CreateMessage();
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outmsg.Write((byte)PacketTypes.PlayerLeft);
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outmsg.Write(client.ID);
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outmsg.Write(msg);
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Game1.NetLobbyScreen.RemovePlayer(client);
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if (Server.Connections.Count > 0)
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{
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Server.SendMessage(outmsg, Server.Connections, NetDeliveryMethod.ReliableUnordered, 0);
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}
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AddChatMessage(msg, ChatMessageType.Server);
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}
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public void KickPlayer(string playerName)
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{
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playerName = playerName.ToLower();
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Client client = null;
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foreach (Client c in connectedClients)
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{
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if (c.name.ToLower() != playerName) continue;
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client = c;
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break;
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}
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if (client == null) return;
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DisconnectClient(client, client.name + " has been kicked from the server", "You have been kicked from the server");
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}
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public void NewTraitor(Client traitor, Client target)
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{
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NetOutgoingMessage msg = Server.CreateMessage();
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msg.Write((byte)PacketTypes.Traitor);
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msg.Write(target.name);
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if (Server.Connections.Count > 0)
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{
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Server.SendMessage(msg, traitor.Connection, NetDeliveryMethod.ReliableUnordered, 0);
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}
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}
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public bool UpdateNetLobby(object obj)
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{
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NetOutgoingMessage msg = Server.CreateMessage();
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msg.Write((byte)PacketTypes.UpdateNetLobby);
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Game1.NetLobbyScreen.WriteData(msg);
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if (Server.Connections.Count > 0)
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{
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Server.SendMessage(msg, Server.Connections, NetDeliveryMethod.ReliableUnordered, 0);
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}
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return true;
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}
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public override void SendChatMessage(string message, ChatMessageType type = ChatMessageType.Server)
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{
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AddChatMessage(message, type);
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if (Server.Connections.Count == 0) return;
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NetOutgoingMessage msg = Server.CreateMessage();
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msg.Write((byte)PacketTypes.Chatmessage);
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msg.Write((byte)type);
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msg.Write(message);
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if (type==ChatMessageType.Dead)
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{
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List<NetConnection> recipients = new List<NetConnection>();
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foreach (Client c in connectedClients)
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{
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if (c.character != null && c.character.IsDead) recipients.Add(c.Connection);
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}
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if (recipients.Count>0)
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{
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Server.SendMessage(msg, recipients, NetDeliveryMethod.ReliableUnordered, 0);
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}
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}
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else
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{
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Server.SendMessage(msg, Server.Connections, NetDeliveryMethod.ReliableUnordered, 0);
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}
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}
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private void ReadCharacterData(NetIncomingMessage message)
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{
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string name = message.ReadString();
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Gender gender = message.ReadBoolean() ? Gender.Male : Gender.Female;
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int headSpriteId = message.ReadInt32();
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List<JobPrefab> jobPreferences = new List<JobPrefab>();
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int count = message.ReadInt32();
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for (int i = 0; i < count; i++)
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{
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string jobName = message.ReadString();
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JobPrefab jobPrefab = JobPrefab.List.Find(jp => jp.Name == jobName);
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if (jobPrefab != null) jobPreferences.Add(jobPrefab);
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}
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foreach (Client c in connectedClients)
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{
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if (c.Connection != message.SenderConnection) continue;
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c.characterInfo = new CharacterInfo("Content/Characters/Human/human.xml", name, gender);
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c.characterInfo.HeadSpriteId = headSpriteId;
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c.jobPreferences = jobPreferences;
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break;
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}
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}
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private void WriteCharacterData(NetOutgoingMessage message, string name, Character character)
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{
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message.Write(name);
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message.Write(character.ID);
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message.Write(character.Info.Gender == Gender.Female);
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message.Write(character.Inventory.ID);
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message.Write(character.Info.HeadSpriteId);
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message.Write(character.SimPosition.X);
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message.Write(character.SimPosition.Y);
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message.Write(character.Info.Job.Name);
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}
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private void AssignJobs()
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{
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List<Client> unassigned = new List<Client>(connectedClients);
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int[] assignedClientCount = new int[JobPrefab.List.Count];
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//if any of the players has chosen a job that is Always Allowed, give them that job
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for (int i = unassigned.Count - 1; i >= 0; i--)
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{
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if (!unassigned[i].jobPreferences[0].AllowAlways) continue;
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unassigned[i].assignedJob = unassigned[i].jobPreferences[0];
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unassigned.RemoveAt(i);
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}
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//go throught the jobs whose MinNumber>0 (i.e. at least one crew member has to have the job)
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bool unassignedJobsFound = true;
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while (unassignedJobsFound && unassigned.Count > 0)
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{
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unassignedJobsFound = false;
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for (int i = 0; i < JobPrefab.List.Count; i++)
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{
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if (unassigned.Count == 0) break;
|
|
if (JobPrefab.List[i].MinNumber < 1 || assignedClientCount[i] >= JobPrefab.List[i].MinNumber) continue;
|
|
|
|
//find the client that wants the job the most, or force it to random client if none of them want it
|
|
Client assignedClient = FindClientWithJobPreference(unassigned, JobPrefab.List[i], true);
|
|
|
|
assignedClient.assignedJob = JobPrefab.List[i];
|
|
|
|
assignedClientCount[i]++;
|
|
unassigned.Remove(assignedClient);
|
|
|
|
//the job still needs more crew members, set unassignedJobsFound to true to keep the while loop running
|
|
if (assignedClientCount[i] < JobPrefab.List[i].MinNumber) unassignedJobsFound = true;
|
|
}
|
|
}
|
|
|
|
for (int preferenceIndex = 0; preferenceIndex < 3; preferenceIndex++)
|
|
{
|
|
for (int i = unassigned.Count - 1; i >= 0; i--)
|
|
{
|
|
int jobIndex = JobPrefab.List.FindIndex(jp => jp == unassigned[i].jobPreferences[preferenceIndex]);
|
|
|
|
//if there's enough crew members assigned to the job already, continue
|
|
if (assignedClientCount[jobIndex] >= JobPrefab.List[jobIndex].MaxNumber) continue;
|
|
|
|
unassigned[i].assignedJob = JobPrefab.List[jobIndex];
|
|
|
|
assignedClientCount[jobIndex]++;
|
|
unassigned.RemoveAt(i);
|
|
}
|
|
}
|
|
|
|
UpdateNetLobby(null);
|
|
|
|
}
|
|
|
|
private Client FindClientWithJobPreference(List<Client> clients, JobPrefab job, bool forceAssign = false)
|
|
{
|
|
int bestPreference = 0;
|
|
Client preferredClient = null;
|
|
foreach (Client c in clients)
|
|
{
|
|
int index = c.jobPreferences.FindIndex(jp => jp == job);
|
|
if (preferredClient == null || index < bestPreference)
|
|
{
|
|
bestPreference = index;
|
|
preferredClient = c;
|
|
}
|
|
}
|
|
|
|
//none of the clients wants the job
|
|
if (forceAssign && preferredClient == null)
|
|
{
|
|
preferredClient = clients[Rand.Int(clients.Count)];
|
|
}
|
|
|
|
return preferredClient;
|
|
}
|
|
|
|
public override void Disconnect()
|
|
{
|
|
Server.Shutdown("");
|
|
}
|
|
}
|
|
|
|
class Client
|
|
{
|
|
public string name;
|
|
public int ID;
|
|
|
|
public Character character;
|
|
public CharacterInfo characterInfo;
|
|
public NetConnection Connection { get; set; }
|
|
public string version;
|
|
public bool inGame;
|
|
|
|
public List<JobPrefab> jobPreferences;
|
|
public JobPrefab assignedJob;
|
|
|
|
public Client(string name, int ID)
|
|
{
|
|
this.name = name;
|
|
this.ID = ID;
|
|
|
|
jobPreferences = new List<JobPrefab>(JobPrefab.List.GetRange(0,3));
|
|
}
|
|
}
|
|
}
|