Added a player list command /list

MinecraftClient/Commands/List.cs

@@ -0,0 +1,20 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace MinecraftClient.Commands
+{
+	public class List : Command
+	{
+		public override string CMDName { get { return "list"; } }
+		public override string CMDDesc { get { return "list: get the player list."; } }
+
+		public override string Run(McTcpClient handler, string command)
+		{
+				handler.ListPlayers();
+				return "";
+		}
+	}
+}
+

MinecraftClient/McTcpClient.cs

@@ -33,6 +33,8 @@ namespace MinecraftClient
         private string uuid;
         private string sessionid;
 
+		public Dictionary<string, string> players;
+
         public int getServerPort() { return port; }
         public string getServerHost() { return host; }
         public string getUsername() { return username; }
@@ -56,6 +58,7 @@ namespace MinecraftClient
         public McTcpClient(string username, string uuid, string sessionID, int protocolversion, string server_ip, ushort port)
         {
             StartClient(username, uuid, sessionID, server_ip, port, protocolversion, false, "");
+			players = new Dictionary<string, string>();
         }
 
         /// <summary>
@@ -388,6 +391,18 @@ namespace MinecraftClient
             else return handler.SendChatMessage(text);
         }
 
+		/// <summary>
+		/// Display a list of players
+		/// </summary>
+		/// <returns>True if the players can be listed</returns>
+		public bool ListPlayers()
+		{
+			ConsoleIO.WriteLine ("Player List");
+			foreach (string player in players.Values)
+				ConsoleIO.WriteLine (player); 
+			return true;
+		}
+
         /// <summary>
         /// Allow to respawn after death
         /// </summary>
@@ -395,7 +410,16 @@ namespace MinecraftClient
 
         public bool SendRespawnPacket()
 		{
-            return handler.SendRespawnPacket();
+			return handler.SendRespawnPacket ();
 		}
+
+		public void addPlayer(string uuid, string name) {
+			players[uuid] = name;
+		}
+		public void removePlayer(string uuid){
+			players.Remove (uuid);
+		}
+
+		public HashSet<string> getPlayers() { return new HashSet<string>(players.Values); }
 	}
 }

MinecraftClient/MinecraftClient.csproj

@@ -131,6 +131,7 @@
     <Compile Include="Proxy\Handlers\Socks5ProxyClient.cs" />
     <Compile Include="Proxy\Handlers\Utils.cs" />
     <Compile Include="Settings.cs" />
+    <Compile Include="Commands\List.cs" />
   </ItemGroup>
   <ItemGroup>
     <BootstrapperPackage Include=".NETFramework,Version=v4.0,Profile=Client">

MinecraftClient/Protocol/Handlers/Protocol18.cs

@@ -143,6 +143,26 @@ namespace MinecraftClient.Protocol.Handlers
                     case 0x02:
 						handler.OnTextReceived(ChatParser.ParseText(readNextString(ref packetData)));
                         break;
+					case 0x0C: //Entity Look and Relative Move
+						//ConsoleIO.WriteLineFormatted("§8 0x0C entity:" + readNextVarInt(ref packetData) + " has come in to sight");
+						break;
+					case 0x38: // update player list
+						int action = readNextVarInt (ref packetData);
+						int numActions = readNextVarInt (ref packetData);
+						string uuid = readNextUUID (ref packetData);
+						switch (action) {
+							case 0x00:
+								string name = readNextString (ref packetData);
+								handler.addPlayer (uuid, name);
+								break;
+							case 0x04:
+								handler.removePlayer (uuid);
+								break;
+							default:
+								//do nothing
+								break;
+						}
+						break;
                     case 0x3A:
                         int autocomplete_count = readNextVarInt(ref packetData);
                         string tab_list = "";
@@ -256,6 +276,17 @@ namespace MinecraftClient.Protocol.Handlers
             else return "";
         }
 
+		/// <summary>
+		/// Read a uuid from a cache of bytes and remove it from the cache
+		/// </summary>
+		/// <param name="cache">Cache of bytes to read from</param>
+		/// <returns>The uuid as a string</returns>
+
+		private string readNextUUID(ref byte[] cache)
+		{
+			return BitConverter.ToString(readData (16, ref cache)).Replace ("-", string.Empty).ToLower();
+		}
+
         /// <summary>
         /// Read a byte array from a cache of bytes and remove it from the cache
         /// </summary>

MinecraftClient/Protocol/IMinecraftComHandler.cs

@@ -22,6 +22,10 @@ namespace MinecraftClient.Protocol
         string getUserUUID();
         string getSessionID();
 
+		void addPlayer(string uuid, string name);
+		void removePlayer(string uuid);
+		HashSet<string> getPlayers();
+
         /// <summary>
         /// This method is called when the protocol handler receives a chat message
         /// </summary>