tryChangeClientName, LidgrenHandleConnection, handlePendingClient hooks and some other things

Barotrauma/BarotraumaServer/ServerSource/Networking/GameServer.cs

@@ -2701,6 +2701,15 @@ namespace Barotrauma.Networking
             c.NameID = nameId;
             newName = Client.SanitizeName(newName);
             if (newName == c.Name && newJob == c.PreferredJob && newTeam == c.PreferredTeam) { return false; }
+
+            var result = new LuaResult(GameMain.Lua.hook.Call("tryChangeClientName", c, newName, newJob, newTeam));
+
+            if (!result.IsNull())
+            {
+                LastClientListUpdateID++;
+                return result.Bool();
+            }
+
             c.PreferredJob = newJob;
             c.PreferredTeam = newTeam;
 

Barotrauma/BarotraumaServer/ServerSource/Networking/Primitives/Peers/Server/LidgrenServerPeer.cs

@@ -182,12 +182,21 @@ namespace Barotrauma.Networking
         {
             if (netServer == null) { return; }
 
+            var result = new LuaResult(GameMain.Lua.hook.Call("LidgrenHandleConnection", inc));
+            if (!result.IsNull())
+                if (result.Bool())
+                    goto ignore;
+                else
+                    return;
+
             if (connectedClients.Count >= serverSettings.MaxPlayers)
             {
                 inc.SenderConnection.Deny(DisconnectReason.ServerFull.ToString());
                 return;
             }
 
+            ignore:
+
             if (serverSettings.BanList.IsBanned(inc.SenderConnection.RemoteEndPoint.Address, 0, 0, out string banReason))
             {
                 //IP banned: deny immediately

Barotrauma/BarotraumaServer/ServerSource/Networking/Primitives/Peers/Server/ServerPeer.cs

@@ -30,7 +30,7 @@ namespace Barotrauma.Networking
         public abstract void Close(string msg = null);
         public abstract void Update(float deltaTime);
 
-        protected class PendingClient
+        public class PendingClient
         {
             public string Name;
             public int OwnerKey;
@@ -206,6 +206,11 @@ namespace Barotrauma.Networking
 
         protected void UpdatePendingClient(PendingClient pendingClient)
         {
+            var result = new LuaResult(GameMain.Lua.hook.Call("handlePendingClient", pendingClient));
+
+            if (result.Bool())
+                goto ignore;
+
             if (IsPendingClientBanned(pendingClient, out string banReason))
             {
                 RemovePendingClient(pendingClient, DisconnectReason.Banned, banReason);
@@ -217,6 +222,8 @@ namespace Barotrauma.Networking
                 RemovePendingClient(pendingClient, DisconnectReason.ServerFull, "");
             }
 
+            ignore:
+
             if (pendingClient.InitializationStep == ConnectionInitialization.Success)
             {
                 NetworkConnection newConnection = pendingClient.Connection;
@@ -276,7 +283,7 @@ namespace Barotrauma.Networking
 
         protected virtual void CheckOwnership(PendingClient pendingClient) { }
 
-        protected void RemovePendingClient(PendingClient pendingClient, DisconnectReason reason, string msg)
+        public void RemovePendingClient(PendingClient pendingClient, DisconnectReason reason, string msg)
         {
             if (pendingClients.Contains(pendingClient))
             {

Barotrauma/BarotraumaShared/Lua/DefaultLib.lua

@@ -92,6 +92,8 @@ defaultLib["AIObjectiveRescueAll"] = CreateStatic("AIObjectiveRescueAll")
 defaultLib["AIObjectiveReturn"] = CreateStatic("AIObjectiveReturn")
 defaultLib["CombatMode"] = CreateStatic("AIObjectiveCombat+CombatMode")
 
+defaultLib["DisconnectReason"] = CreateStatic("Networking.DisconnectReason")
+
 
 if SERVER then
 

Barotrauma/BarotraumaShared/Lua/DefaultRegister.lua

@@ -166,6 +166,8 @@ RegisterBarotrauma("GameScreen")
 RegisterBarotrauma("GameSession")
 RegisterBarotrauma("CampaignMode")
 
+RegisterBarotrauma("DebugConsole+Command")
+
 RegisterBarotrauma("TextManager")
 
 local descriptor = RegisterBarotrauma("NetLobbyScreen")
@@ -183,6 +185,8 @@ RegisterBarotrauma("Networking.DeliveryMethod")
 RegisterBarotrauma("Networking.NetEntityEvent")
 RegisterBarotrauma("Networking.NetEntityEvent+Type")
 RegisterBarotrauma("Networking.INetSerializable")
+RegisterBarotrauma("Networking.DisconnectReason")
+LuaUserData.RegisterType("Lidgren.Network.NetIncomingMessage")
 
 RegisterBarotrauma("Rand+RandSync")
 RegisterBarotrauma("Skill")
@@ -218,8 +222,8 @@ AddCallMetaMember(LuaUserData.RegisterType("Microsoft.Xna.Framework.Point"))
 AddCallMetaMember(LuaUserData.RegisterType("Microsoft.Xna.Framework.Rectangle"))
 
 if SERVER then
-
 RegisterBarotrauma("Networking.ServerPeer")
+RegisterBarotrauma("Networking.ServerPeer+PendingClient")
 
 RegisterBarotrauma("Traitor")
 RegisterBarotrauma("Traitor+TraitorMission")

Barotrauma/BarotraumaShared/SharedSource/Lua/LuaClasses.cs

@@ -433,6 +433,8 @@ namespace Barotrauma
 				DebugConsole.Commands.Add(cmd);
 			}
 
+			public List<DebugConsole.Command> Commands => DebugConsole.Commands;
+
 			public void AssignOnExecute(string names, object onExecute) => DebugConsole.AssignOnExecute(names, (string[] a) => { env.CallFunction(onExecute, new object[] { a }); });
 
 
@@ -751,6 +753,25 @@ namespace Barotrauma
 			{
 				GameMain.NetworkMember.CreateEntityEvent(entity, extraData);
 			}
+
+#if SERVER 
+			public void UpdateClientPermissions(Client client)
+			{
+				GameMain.Server.UpdateClientPermissions(client);
+			}
+
+			public void RemovePendingClient(ServerPeer.PendingClient pendingClient, DisconnectReason reason, string msg)
+			{
+				GameMain.Server.ServerPeer.RemovePendingClient(pendingClient, reason, msg);
+			}
+#endif
+
+
+			public ushort LastClientListUpdateID
+			{
+				get { return GameMain.NetworkMember.LastClientListUpdateID; }
+				set { GameMain.NetworkMember.LastClientListUpdateID = value; }
+			}
 		}
 
 		public partial class LuaHook

Barotrauma/BarotraumaShared/SharedSource/Networking/ServerSettings.cs

@@ -893,7 +893,7 @@ namespace Barotrauma.Networking
         public int MaxPlayers
         {
             get { return maxPlayers; }
-            set { maxPlayers = MathHelper.Clamp(value, 1, NetConfig.MaxPlayers); }
+            set { maxPlayers = MathHelper.Clamp(value, 0, NetConfig.MaxPlayers); }
         }
 
         public List<MissionType> AllowedRandomMissionTypes