diff --git a/TShockAPI/GetDataHandlers.cs b/TShockAPI/GetDataHandlers.cs new file mode 100755 index 00000000..9f43c8d1 --- /dev/null +++ b/TShockAPI/GetDataHandlers.cs @@ -0,0 +1,426 @@ +/* +TShock, a server mod for Terraria +Copyright (C) 2011 The TShock Team + +This program is free software: you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation, either version 3 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program. If not, see . +*/ +using System; +using System.Collections.Generic; +using System.Diagnostics; +using System.IO; +using System.Text; +using Microsoft.Xna.Framework; +using StreamBinary; +using Terraria; +using TerrariaAPI; + +namespace TShockAPI +{ + public delegate bool GetDataHandlerDelegate(GetDataHandlerArgs args); + public class GetDataHandlerArgs : EventArgs + { + public TSPlayer Player { get; private set; } + public MemoryStream Data { get; private set; } + + public Player TPlayer + { + get { return Player.TPlayer; } + } + + public GetDataHandlerArgs(TSPlayer player, MemoryStream data) + { + Player = player; + Data = data; + } + } + public static class GetDataHandlers + { + private static Dictionary GetDataHandlerDelegates; + private static bool[] BlacklistTiles; + + public static void InitGetDataHandler() + { + #region Blacklisted tiles + + BlacklistTiles = new bool[Main.maxTileSets]; + BlacklistTiles[0] = true; + BlacklistTiles[1] = true; + BlacklistTiles[2] = true; + BlacklistTiles[6] = true; + BlacklistTiles[7] = true; + BlacklistTiles[8] = true; + BlacklistTiles[9] = true; + BlacklistTiles[22] = true; + BlacklistTiles[23] = true; + BlacklistTiles[25] = true; + BlacklistTiles[30] = true; + BlacklistTiles[37] = true; + BlacklistTiles[38] = true; + BlacklistTiles[39] = true; + BlacklistTiles[40] = true; + BlacklistTiles[41] = true; + BlacklistTiles[43] = true; + BlacklistTiles[44] = true; + BlacklistTiles[45] = true; + BlacklistTiles[46] = true; + BlacklistTiles[47] = true; + BlacklistTiles[53] = true; + BlacklistTiles[54] = true; + BlacklistTiles[56] = true; + BlacklistTiles[57] = true; + BlacklistTiles[58] = true; + BlacklistTiles[59] = true; + BlacklistTiles[60] = true; + BlacklistTiles[63] = true; + BlacklistTiles[64] = true; + BlacklistTiles[65] = true; + BlacklistTiles[66] = true; + BlacklistTiles[67] = true; + BlacklistTiles[68] = true; + BlacklistTiles[70] = true; + BlacklistTiles[75] = true; + BlacklistTiles[76] = true; + + #endregion Blacklisted tiles + + GetDataHandlerDelegates = new Dictionary + { + {PacketTypes.PlayerInfo, HandlePlayerInfo}, + {PacketTypes.TileSendSection, HandleSendSection}, + {PacketTypes.PlayerUpdate, HandlePlayerUpdate}, + {PacketTypes.Tile, HandleTile}, + {PacketTypes.TileSendSquare, HandleSendTileSquare}, + {PacketTypes.NPCUpdate, HandleNpcUpdate}, + {PacketTypes.PlayerDamage, HandlePlayerDamage}, + {PacketTypes.ProjectileNew, HandleProjectileNew}, + {PacketTypes.TogglePVP, HandleTogglePvp}, + {PacketTypes.TileKill, HandleTileKill}, + {PacketTypes.PlayerKillMe, HandlePlayerKillMe}, + {PacketTypes.LiquidSet, HandleLiquidSet}, + }; + } + + public static bool HandlerGetData(PacketTypes type, TSPlayer player, MemoryStream data) + { + GetDataHandlerDelegate handler; + if (GetDataHandlerDelegates.TryGetValue(type, out handler)) + { + try + { + return handler(new GetDataHandlerArgs(player, data)); + } + catch (Exception ex) + { + Log.Error(ex.ToString()); + } + } + return false; + } + + private static bool HandlePlayerInfo(GetDataHandlerArgs args) + { + byte playerid = args.Data.ReadInt8(); + byte hair = args.Data.ReadInt8(); + Color hairColor = new Color(args.Data.ReadInt8(), args.Data.ReadInt8(), args.Data.ReadInt8()); + Color skinColor = new Color(args.Data.ReadInt8(), args.Data.ReadInt8(), args.Data.ReadInt8()); + Color eyeColor = new Color(args.Data.ReadInt8(), args.Data.ReadInt8(), args.Data.ReadInt8()); + Color shirtColor = new Color(args.Data.ReadInt8(), args.Data.ReadInt8(), args.Data.ReadInt8()); + Color underShirtColor = new Color(args.Data.ReadInt8(), args.Data.ReadInt8(), args.Data.ReadInt8()); + Color pantsColor = new Color(args.Data.ReadInt8(), args.Data.ReadInt8(), args.Data.ReadInt8()); + Color shoeColor = new Color(args.Data.ReadInt8(), args.Data.ReadInt8(), args.Data.ReadInt8()); + string name = Encoding.ASCII.GetString(args.Data.ReadBytes((int) (args.Data.Length - args.Data.Position - 1))); + + if (hair >= Main.maxHair) + { + Tools.ForceKick(args.Player, "Hair crash exploit."); + return true; + } + + if (name.Length > 32) + { + Tools.ForceKick(args.Player, "Name exceeded 32 characters."); + return true; + } + if (name.Trim().Length == 0) + { + Tools.ForceKick(args.Player, "Empty Name."); + return true; + } + var ban = TShock.Bans.GetBanByName(name); + if (ban != null) + { + Tools.ForceKick(args.Player, string.Format("You are banned: {0}", ban.Reason)); + return true; + } + if (args.Player.ReceivedInfo) + { + return Tools.HandleGriefer(args.Player, "Sent client info more than once"); + } + + args.Player.ReceivedInfo = true; + return false; + } + + private static bool HandleSendTileSquare(GetDataHandlerArgs args) + { + short size = args.Data.ReadInt16(); + int x = args.Data.ReadInt32(); + int y = args.Data.ReadInt32(); + int plyX = Math.Abs(args.Player.TileX); + int plyY = Math.Abs(args.Player.TileY); + int tileX = Math.Abs(x); + int tileY = Math.Abs(y); + if (size > 5 || (ConfigurationManager.RangeChecks && (Math.Abs(plyX - tileX) > 32 || Math.Abs(plyY - tileY) > 32))) + { + Log.Debug(string.Format("SendTileSquare(PlyXY:{0}_{1}, TileXY:{2}_{3}, Result:{4}_{5}, Size:{6})", + plyX, plyY, tileX, tileY, Math.Abs(plyX - tileX), Math.Abs(plyY - tileY), size)); + return Tools.HandleGriefer(args.Player, "Send Tile Square Abuse"); + } + return false; + } + + private static bool HandleTile(GetDataHandlerArgs args) + { + byte type = args.Data.ReadInt8(); + int x = args.Data.ReadInt32(); + int y = args.Data.ReadInt32(); + byte tiletype = args.Data.ReadInt8(); + if (type == 1 || type == 3) + { + int plyX = Math.Abs(args.Player.TileX); + int plyY = Math.Abs(args.Player.TileY); + int tileX = Math.Abs(x); + int tileY = Math.Abs(y); + + if (ConfigurationManager.RangeChecks && ((Math.Abs(plyX - tileX) > 32) || (Math.Abs(plyY - tileY) > 32))) + { + Log.Debug(string.Format("TilePlaced(PlyXY:{0}_{1}, TileXY:{2}_{3}, Result:{4}_{5}, Type:{6})", + plyX, plyY, tileX, tileY, Math.Abs(plyX - tileX), Math.Abs(plyY - tileY), tiletype)); + return Tools.HandleGriefer(args.Player, "Placing impossible to place blocks."); + } + } + if (ConfigurationManager.DisableBuild) + { + if (!args.Player.Group.HasPermission("editspawn")) + { + args.Player.SendMessage("World protected from changes.", Color.Red); + TShock.SendTileSquare(args.Player, x, y); + return true; + } + } + if (ConfigurationManager.SpawnProtect) + { + if (!args.Player.Group.HasPermission("editspawn")) + { + var flag = TShock.CheckSpawn(x, y); + if (flag) + { + args.Player.SendMessage("Spawn protected from changes.", Color.Red); + TShock.SendTileSquare(args.Player, x, y); + return true; + } + } + } + if (type == 0 && BlacklistTiles[Main.tile[x, y].type] && args.Player.Active) + { + args.Player.TileThreshold++; + var coords = new Vector2(x, y); + if (!args.Player.TilesDestroyed.ContainsKey(coords)) + args.Player.TilesDestroyed.Add(coords, Main.tile[x, y]); + } + + return false; + } + + private static bool HandleTogglePvp(GetDataHandlerArgs args) + { + int id = args.Data.ReadByte(); + bool pvp = args.Data.ReadBoolean(); + + args.TPlayer.hostile = pvp; + if (id != args.Player.Index) + args.TPlayer.hostile = true; + if (ConfigurationManager.PermaPvp) + args.TPlayer.hostile = true; + NetMessage.SendData(30, -1, -1, "", args.Player.Index); + return true; + } + + private static bool HandleSendSection(GetDataHandlerArgs args) + { + return Tools.HandleGriefer(args.Player, "SendSection abuse."); + } + + private static bool HandleNpcUpdate(GetDataHandlerArgs args) + { + return Tools.HandleGriefer(args.Player, "Spawn NPC abuse"); + } + + private static bool HandlePlayerUpdate(GetDataHandlerArgs args) + { + byte plr = args.Data.ReadInt8(); + byte control = args.Data.ReadInt8(); + byte item = args.Data.ReadInt8(); + float posx = args.Data.ReadSingle(); + float posy = args.Data.ReadSingle(); + float velx = args.Data.ReadSingle(); + float vely = args.Data.ReadSingle(); + + if (Main.verboseNetplay) + Debug.WriteLine("Update: {{{0},{1}}} {{{2}, {3}}}", (int)posx, (int)posy, (int)velx, (int)vely); + + if (plr != args.Player.Index) + { + return Tools.HandleGriefer(args.Player, "Update Player abuse"); + } + return false; + } + + private static bool HandleProjectileNew(GetDataHandlerArgs args) + { + short ident = args.Data.ReadInt16(); + float posx = args.Data.ReadSingle(); + float posy = args.Data.ReadSingle(); + float velx = args.Data.ReadSingle(); + float vely = args.Data.ReadSingle(); + float knockback = args.Data.ReadSingle(); + short dmg = args.Data.ReadInt16(); + byte owner = args.Data.ReadInt8(); + byte type = args.Data.ReadInt8(); + + if (type == 29 || type == 28 || type == 37) + { + Log.Debug(string.Format("Explosive(PlyXY:{0}_{1}, Type:{2})", args.Player.TileX, args.Player.TileY, type)); + return Tools.HandleExplosivesUser(args.Player, "Throwing an explosive device."); + } + return false; + } + + private static bool HandlePlayerKillMe(GetDataHandlerArgs args) + { + byte id = args.Data.ReadInt8(); + byte hitdirection = args.Data.ReadInt8(); + short dmg = args.Data.ReadInt16(); + bool pvp = args.Data.ReadBoolean(); + + if (id != args.Player.Index) + { + return Tools.HandleGriefer(args.Player, "Trying to execute KillMe on someone else."); + } + return false; + } + + private static bool HandlePlayerDamage(GetDataHandlerArgs args) + { + byte playerid = args.Data.ReadInt8(); + byte direction = args.Data.ReadInt8(); + Int16 damage = args.Data.ReadInt16(); + byte pvp = args.Data.ReadInt8(); + + return !TShock.Players[playerid].TPlayer.hostile; + } + + private static bool HandleLiquidSet(GetDataHandlerArgs args) + { + int x = args.Data.ReadInt32(); + int y = args.Data.ReadInt32(); + byte liquid = args.Data.ReadInt8(); + bool lava = args.Data.ReadBoolean(); + + //The liquid was picked up. + if (liquid == 0) + return false; + + int plyX = Math.Abs(args.Player.TileX); + int plyY = Math.Abs(args.Player.TileY); + int tileX = Math.Abs(x); + int tileY = Math.Abs(y); + + bool bucket = false; + for (int i = 0; i < 44; i++) + { + if (args.TPlayer.inventory[i].type >= 205 && args.TPlayer.inventory[i].type <= 207) + { + bucket = true; + break; + } + } + + if (lava && !args.Player.Group.HasPermission("canlava")) + { + args.Player.SendMessage("You do not have permission to use lava", Color.Red); + Tools.SendLogs(string.Format("{0} tried using lava", args.Player.Name), Color.Red); + // TODO need to revert player changes so they are insync with server + return true; + } + if (!lava && !args.Player.Group.HasPermission("canwater")) + { + args.Player.SendMessage("You do not have permission to use water", Color.Red); + Tools.SendLogs(string.Format("{0} tried using water", args.Player.Name), Color.Red); + // TODO need to revert player changes so they are insync with server + return true; + } + + if (!bucket) + { + Log.Debug(string.Format("{0}(PlyXY:{1}_{2}, TileXY:{3}_{4}, Result:{5}_{6}, Amount:{7})", + lava ? "Lava" : "Water", plyX, plyY, tileX, tileY, + Math.Abs(plyX - tileX), Math.Abs(plyY - tileY), liquid)); + return Tools.HandleGriefer(args.Player, "Manipulating liquid without bucket."); ; + } + if (ConfigurationManager.RangeChecks && ((Math.Abs(plyX - tileX) > 32) || (Math.Abs(plyY - tileY) > 32))) + { + Log.Debug(string.Format("Liquid(PlyXY:{0}_{1}, TileXY:{2}_{3}, Result:{4}_{5}, Amount:{6})", + plyX, plyY, + tileX, tileY, + Math.Abs(plyX - tileX), Math.Abs(plyY - tileY), + liquid + )); + return Tools.HandleGriefer(args.Player, "Placing impossible to place liquid."); ; + } + + if (ConfigurationManager.SpawnProtect) + { + if (!args.Player.Group.HasPermission("editspawn")) + { + var flag = TShock.CheckSpawn(x, y); + if (flag) + { + args.Player.SendMessage("The spawn is protected!", Color.Red); + // TODO need to revert player changes so they are insync with server + return true; + } + } + } + return false; + } + + private static bool HandleTileKill(GetDataHandlerArgs args) + { + int tilex = args.Data.ReadInt32(); + int tiley = args.Data.ReadInt32(); + if (tilex < 0 || tilex >= Main.maxTilesX || tiley < 0 || tiley >= Main.maxTilesY) + return false; + + if (Main.tile[tilex, tiley].type != 0x15) //Chest + { + Log.Debug(string.Format("TileKill(TileXY:{0}_{1}, Type:{2})", + tilex, tiley, Main.tile[tilex, tiley].type)); + Tools.ForceKick(args.Player, string.Format("Tile Kill abuse ({0})", Main.tile[tilex, tiley].type)); + return true; + } + return false; + } + } +} diff --git a/TShockAPI/TShock.cs b/TShockAPI/TShock.cs index 1e726df4..fd18f449 100755 --- a/TShockAPI/TShock.cs +++ b/TShockAPI/TShock.cs @@ -20,10 +20,8 @@ using System.Collections.Generic; using System.Diagnostics; using System.IO; using System.Net; -using System.Text; using Microsoft.Xna.Framework; using Microsoft.Xna.Framework.Content; -using StreamBinary; using Terraria; using TerrariaAPI; using TerrariaAPI.Hooks; @@ -41,13 +39,8 @@ namespace TShockAPI public static readonly string VersionCodename = "Forgot to increase the version."; - private static bool[] BlacklistTiles; - public static BanManager Bans = new BanManager(Path.Combine(SavePath, "bans.txt")); - delegate bool HandleGetDataD(MemoryStream data, GetDataEventArgs e); - Dictionary GetDataFuncs; - public override Version Version { get { return VersionNum; } @@ -68,73 +61,9 @@ namespace TShockAPI get { return "The administration modification of the future."; } } - static TShock() - { - //Tools.LoadGroups(); - - #region Blacklisted tiles - - BlacklistTiles = new bool[0x80]; - BlacklistTiles[0] = true; - BlacklistTiles[1] = true; - BlacklistTiles[2] = true; - BlacklistTiles[6] = true; - BlacklistTiles[7] = true; - BlacklistTiles[8] = true; - BlacklistTiles[9] = true; - BlacklistTiles[22] = true; - BlacklistTiles[23] = true; - BlacklistTiles[25] = true; - BlacklistTiles[30] = true; - BlacklistTiles[37] = true; - BlacklistTiles[38] = true; - BlacklistTiles[39] = true; - BlacklistTiles[40] = true; - BlacklistTiles[41] = true; - BlacklistTiles[43] = true; - BlacklistTiles[44] = true; - BlacklistTiles[45] = true; - BlacklistTiles[46] = true; - BlacklistTiles[47] = true; - BlacklistTiles[53] = true; - BlacklistTiles[54] = true; - BlacklistTiles[56] = true; - BlacklistTiles[57] = true; - BlacklistTiles[58] = true; - BlacklistTiles[59] = true; - BlacklistTiles[60] = true; - BlacklistTiles[63] = true; - BlacklistTiles[64] = true; - BlacklistTiles[65] = true; - BlacklistTiles[66] = true; - BlacklistTiles[67] = true; - BlacklistTiles[68] = true; - BlacklistTiles[70] = true; - BlacklistTiles[75] = true; - BlacklistTiles[76] = true; - - #endregion Blacklisted tiles - } - public TShock(Main game) : base(game) { - - GetDataFuncs = new Dictionary - { - {(byte)PacketTypes.PlayerInfo, HandlePlayerInfo}, - {(byte)PacketTypes.TileSendSection, HandleSendSection}, - {(byte)PacketTypes.PlayerUpdate, HandlePlayerUpdate}, - {(byte)PacketTypes.Tile, HandleTile}, - {(byte)PacketTypes.TileSendSquare, HandleSendTileSquare}, - {(byte)PacketTypes.NPCUpdate, HandleNpcUpdate}, - {(byte)PacketTypes.PlayerDamage, HandlePlayerDamage}, - {(byte)PacketTypes.ProjectileNew, HandleProjectileNew}, - {(byte)PacketTypes.TogglePVP, HandleTogglePvp}, - {(byte)PacketTypes.TileKill, HandleTileKill}, - {(byte)PacketTypes.PlayerKillMe, HandlePlayerKillMe}, - {(byte)PacketTypes.LiquidSet, HandleLiquidSet}, - }; } public override void Initialize() @@ -150,13 +79,13 @@ namespace TShockAPI GameHooks.PostInitialize += OnPostInit; GameHooks.Update += OnUpdate; - ServerHooks.Chat += OnChat; ServerHooks.Join += OnJoin; ServerHooks.Leave += OnLeave; + ServerHooks.Chat += OnChat; + ServerHooks.Command += ServerHooks_OnCommand; NetHooks.GetData += GetData; NetHooks.GreetPlayer += OnGreetPlayer; NpcHooks.StrikeNpc += NpcHooks_OnStrikeNpc; - ServerHooks.Command += ServerHooks_OnCommand; AppDomain.CurrentDomain.UnhandledException += CurrentDomain_UnhandledException; Log.Info("Hooks initialized"); @@ -164,6 +93,9 @@ namespace TShockAPI Bans.LoadBans(); Log.Info("Bans initialized"); + GetDataHandlers.InitGetDataHandler(); + Log.Info("Get data handlers initialized"); + Commands.InitCommands(); Log.Info("Commands initialized"); @@ -175,9 +107,9 @@ namespace TShockAPI Bans.SaveBans(); GameHooks.PostInitialize -= OnPostInit; GameHooks.Update -= OnUpdate; - ServerHooks.Chat -= OnChat; ServerHooks.Join -= OnJoin; ServerHooks.Leave -= OnLeave; + ServerHooks.Chat -= OnChat; ServerHooks.Command -= ServerHooks_OnCommand; NetHooks.GetData -= GetData; NetHooks.GreetPlayer -= OnGreetPlayer; @@ -203,11 +135,151 @@ namespace TShockAPI Log.Error(e.ExceptionObject.ToString()); } + private void HandleCommandLine(string[] parms) + { + for (int i = 0; i < parms.Length; i++) + { + if (parms[i].ToLower() == "-ip") + { + IPAddress ip; + if (IPAddress.TryParse(parms[++i], out ip)) + { + Netplay.serverListenIP = ip; + Console.Write("Using IP: {0}", ip); + } + else + { + Console.WriteLine("Bad IP: {0}", parms[i]); + } + } + } + } + /* * Hooks: * */ + private void OnPostInit() + { + if (!File.Exists(Path.Combine(SavePath, "auth.lck"))) + { + var r = new Random((int)DateTime.Now.ToBinary()); + ConfigurationManager.AuthToken = r.Next(100000, 10000000); + Console.WriteLine("TShock Notice: To become SuperAdmin, join the game and type /auth " + + ConfigurationManager.AuthToken); + Console.WriteLine("This token will only display ONCE. This only works ONCE. If you don't use it and the server goes down, delete auth.lck."); + FileTools.CreateFile(Path.Combine(SavePath, "auth.lck")); + } + } + + private void OnUpdate(GameTime time) + { + UpdateManager.UpdateProcedureCheck(); + foreach (TSPlayer player in TShock.Players) + { + if (player != null && player.Active) + { + if (player.TileThreshold >= 20) + { + if (Tools.HandleTntUser(player, "Kill tile abuse detected.")) + { + RevertKillTile(player); + player.TileThreshold = 0; + player.TilesDestroyed.Clear(); + } + else if (player.TileThreshold > 0) + { + player.TileThreshold = 0; + player.TilesDestroyed.Clear(); + } + + } + else if (player.TileThreshold > 0) + { + player.TileThreshold = 0; + } + } + } + } + + private void OnJoin(int ply, HandledEventArgs handler) + { + if (Main.netMode != 2 || handler.Handled) + return; + + var player = new TSPlayer(ply); + player.Group = Tools.GetGroupForIP(player.IP); + + if (Tools.ActivePlayers() + 1 > ConfigurationManager.MaxSlots && + !player.Group.HasPermission("reservedslot")) + { + Tools.ForceKick(player, "Server is full"); + handler.Handled = true; + } + else + { + var ban = Bans.GetBanByIp(player.IP); + if (ban != null) + { + Tools.ForceKick(player, string.Format("You are banned: {0}", ban.Reason)); + handler.Handled = true; + } + else if (!FileTools.OnWhitelist(player.IP)) + { + Tools.ForceKick(player, "Not on whitelist."); + handler.Handled = true; + } + } + + Players[ply] = player; + Netplay.serverSock[ply].spamCheck = ConfigurationManager.SpamChecks; + } + + private void OnLeave(int ply) + { + if (Main.netMode != 2) + return; + + var tsplr = Players[ply]; + if (tsplr != null && tsplr.ReceivedInfo) + Log.Info(string.Format("{0} left.", tsplr.Name)); + + Players[ply] = null; + } + + private void OnChat(messageBuffer msg, int ply, string text, HandledEventArgs e) + { + if (Main.netMode != 2) + return; + + if (msg.whoAmI != ply) + { + e.Handled = Tools.HandleGriefer(Players[ply], "Faking Chat"); + return; + } + + var tsplr = Players[msg.whoAmI]; + + if (tsplr.Group.HasPermission("adminchat") && !text.StartsWith("/")) + { + Tools.Broadcast(ConfigurationManager.AdminChatPrefix + "<" + tsplr.Name + "> " + text, + (byte)ConfigurationManager.AdminChatRGB[0], (byte)ConfigurationManager.AdminChatRGB[1], (byte)ConfigurationManager.AdminChatRGB[2]); + e.Handled = true; + return; + } + + if (text.StartsWith("/")) + { + if (Commands.HandleCommand(tsplr, text)) + e.Handled = true; + } + else + { + Log.Info(string.Format("{0} said: {1}", tsplr.Name, text)); + } + } + /// /// When a server command is run. /// @@ -255,363 +327,31 @@ namespace TShockAPI } - private void NpcHooks_OnStrikeNpc(NpcStrikeEventArgs e) - { - if (ConfigurationManager.InfiniteInvasion) - { - IncrementKills(); - if (Main.invasionSize < 10) - { - Main.invasionSize = 20000000; - } - } - } - private void GetData(GetDataEventArgs e) { - if (!Players[e.Msg.whoAmI].ConnectionAlive) + PacketTypes type = (PacketTypes) e.MsgID; + TSPlayer player = Players[e.Msg.whoAmI]; + + if (!player.ConnectionAlive) return; if (Main.verboseNetplay) - Debug.WriteLine("{0:X} ({2}): {3} ({1:XX})", e.Msg.whoAmI, e.MsgID, Main.player[e.Msg.whoAmI].dead ? "dead " : "alive", MsgNames[e.MsgID]); + Debug.WriteLine("{0:X} ({2}): {3} ({1:XX})", player.Index, (byte) type, player.TPlayer.dead ? "dead " : "alive", type.ToString()); - HandleGetDataD func; - if (GetDataFuncs.TryGetValue(e.MsgID, out func)) + using (var data = new MemoryStream(e.Msg.readBuffer, e.Index, e.Length)) { - using (var data = new MemoryStream(e.Msg.readBuffer, e.Index, e.Length)) + try { - try - { - e.Handled = func(data, e); - } - catch (Exception ex) - { - Log.Error(ex.ToString()); - } + if (GetDataHandlers.HandlerGetData(type, player, data)) + e.Handled = true; + } + catch (Exception ex) + { + Log.Error(ex.ToString()); } } } - bool HandlePlayerInfo(MemoryStream data, GetDataEventArgs e) - { - var player = Players[e.Msg.whoAmI]; - if (player == null) - { - Tools.ForceKick(new TSPlayer(e.Msg.whoAmI), "Player doesn't exist"); - return true; - } - var ban = Bans.GetBanByName(player.Name); - if (ban != null) - { - Tools.ForceKick(player, string.Format("You are banned: {0}", ban.Reason)); - return true; - } - byte hair = e.Msg.readBuffer[e.Index + 1]; - if (hair > 0x10) - { - Tools.ForceKick(player, "Hair crash exploit."); - return true; - } - - string name = Encoding.ASCII.GetString(e.Msg.readBuffer, e.Index + 23, (e.Length - (e.Index + 23)) + e.Index - 1); - if (name.Length > 32) - { - Tools.ForceKick(player, "Name exceeded 32 characters."); - return true; - } - if (name.Trim().Length == 0) - { - Tools.ForceKick(player, "Empty Name."); - return true; - } - if (player.ReceivedInfo) - { - return Tools.HandleGriefer(Players[e.Msg.whoAmI], "Sent client info more than once"); - } - - player.ReceivedInfo = true; - return false; - } - - bool HandleSendTileSquare(MemoryStream data, GetDataEventArgs e) - { - short size = data.ReadInt16(); - int x = data.ReadInt32(); - int y = data.ReadInt32(); - int plyX = Math.Abs((int)Main.player[e.Msg.whoAmI].position.X / 16); - int plyY = Math.Abs((int)Main.player[e.Msg.whoAmI].position.Y / 16); - int tileX = Math.Abs(x); - int tileY = Math.Abs(y); - if (size > 5 || (ConfigurationManager.RangeChecks && (Math.Abs(plyX - tileX) > 32 || Math.Abs(plyY - tileY) > 32))) - { - Log.Debug(string.Format("SendTileSquare(PlyXY:{0}_{1}, TileXY:{2}_{3}, Result:{4}_{5}, Size:{6})", - plyX, plyY, - tileX, tileY, - Math.Abs(plyX - tileX), Math.Abs(plyY - tileY), - size - )); - return Tools.HandleGriefer(Players[e.Msg.whoAmI], "Send Tile Square Abuse"); - } - return false; - } - - bool HandleTile(MemoryStream data, GetDataEventArgs e) - { - byte type = data.ReadInt8(); - int x = data.ReadInt32(); - int y = data.ReadInt32(); - byte tiletype = data.ReadInt8(); - if (type == 1 || type == 3) - { - int plyX = Math.Abs((int)Main.player[e.Msg.whoAmI].position.X / 16); - int plyY = Math.Abs((int)Main.player[e.Msg.whoAmI].position.Y / 16); - int tileX = Math.Abs(x); - int tileY = Math.Abs(y); - - if (Players[e.Msg.whoAmI].TPlayer.selectedItem == 0x72) //Dirt Rod - { - return Tools.Kick(Players[e.Msg.whoAmI], "Using dirt rod"); - } - - if (ConfigurationManager.RangeChecks && ((Math.Abs(plyX - tileX) > 32) || (Math.Abs(plyY - tileY) > 32))) - { - Log.Debug(string.Format("TilePlaced(PlyXY:{0}_{1}, TileXY:{2}_{3}, Result:{4}_{5}, Type:{6})", - plyX, plyY, - tileX, tileY, - Math.Abs(plyX - tileX), Math.Abs(plyY - tileY), - tiletype - )); - return Tools.HandleGriefer(Players[e.Msg.whoAmI], "Placing impossible to place blocks."); - } - } - if (ConfigurationManager.DisableBuild) - { - if (!Players[e.Msg.whoAmI].Group.HasPermission("editspawn")) - { - Players[e.Msg.whoAmI].SendMessage("World protected from changes.", Color.Red); - RevertPlayerChanges(e.Msg.whoAmI, x, y); - return true; - } - } - if (ConfigurationManager.SpawnProtect) - { - if (!Players[e.Msg.whoAmI].Group.HasPermission("editspawn")) - { - var flag = CheckSpawn(x, y); - if (flag) - { - Players[e.Msg.whoAmI].SendMessage("Spawn protected from changes.", Color.Red); - RevertPlayerChanges(e.Msg.whoAmI, x, y); - return true; - } - } - } - - if (type == 0 && BlacklistTiles[Main.tile[x, y].type] && Main.player[e.Msg.whoAmI].active) - { - Players[e.Msg.whoAmI].TileThreshold++; - var coords = new Vector2(x, y); - if (!Players[e.Msg.whoAmI].TilesDestroyed.ContainsKey(coords)) - Players[e.Msg.whoAmI].TilesDestroyed.Add(coords, Main.tile[x, y]); - } - - return false; - } - - private static void RevertPlayerChanges(int player, int x, int y) - { - NetMessage.SendData(20, player, -1, "", 10, (float)(x - 5), (float)(y - 5), 0f); - } - - bool HandleTogglePvp(MemoryStream data, GetDataEventArgs e) - { - int id = data.ReadByte(); - bool pvp = data.ReadBoolean(); - - Main.player[e.Msg.whoAmI].hostile = pvp; - if (id != e.Msg.whoAmI) - Main.player[e.Msg.whoAmI].hostile = true; - if (ConfigurationManager.PermaPvp) - Main.player[e.Msg.whoAmI].hostile = true; - NetMessage.SendData(30, -1, -1, "", e.Msg.whoAmI); - return true; - } - - bool HandleSendSection(MemoryStream data, GetDataEventArgs e) - { - return Tools.HandleGriefer(Players[e.Msg.whoAmI], "SendSection abuse."); - } - - bool HandleNpcUpdate(MemoryStream data, GetDataEventArgs e) - { - return Tools.HandleGriefer(Players[e.Msg.whoAmI], "Spawn NPC abuse"); - } - - bool HandlePlayerUpdate(MemoryStream data, GetDataEventArgs e) - { - byte plr = data.ReadInt8(); - byte control = data.ReadInt8(); - byte item = data.ReadInt8(); - float posx = data.ReadSingle(); - float posy = data.ReadSingle(); - float velx = data.ReadSingle(); - float vely = data.ReadSingle(); - - if (Main.verboseNetplay) - Debug.WriteLine("Update: {{{0},{1}}} {{{2}, {3}}}", (int)posx, (int)posy, (int)velx, (int)vely); - - if (plr != e.Msg.whoAmI) - { - return Tools.HandleGriefer(Players[e.Msg.whoAmI], "Update Player abuse"); - } - return false; - } - - bool HandleProjectileNew(MemoryStream data, GetDataEventArgs e) - { - short ident = data.ReadInt16(); - float posx = data.ReadSingle(); - float posy = data.ReadSingle(); - float velx = data.ReadSingle(); - float vely = data.ReadSingle(); - float knockback = data.ReadSingle(); - short dmg = data.ReadInt16(); - byte owner = data.ReadInt8(); - byte type = data.ReadInt8(); - - if (type == 29 || type == 28 || type == 37) - { - var plr = Main.player[e.Msg.whoAmI]; - Log.Debug(string.Format("Explosive(PlyXY:{0}_{1}, Type:{2})", - (int)(plr.position.X / 16), - (int)(plr.position.Y / 16), - type - )); - return Tools.HandleExplosivesUser(Players[e.Msg.whoAmI], "Throwing an explosive device."); - } - return false; - } - - bool HandlePlayerKillMe(MemoryStream data, GetDataEventArgs e) - { - byte id = data.ReadInt8(); - byte hitdirection = data.ReadInt8(); - short dmg = data.ReadInt16(); - bool pvp = data.ReadBoolean(); - - if (id != e.Msg.whoAmI) - { - return Tools.HandleGriefer(Players[e.Msg.whoAmI], "Trying to execute KillMe on someone else."); - } - return false; - } - - bool HandlePlayerDamage(MemoryStream data, GetDataEventArgs e) - { - byte playerid = data.ReadInt8(); - byte direction = data.ReadInt8(); - Int16 damage = data.ReadInt16(); - byte pvp = data.ReadInt8(); - - return !Main.player[playerid].hostile; - } - - bool HandleLiquidSet(MemoryStream data, GetDataEventArgs e) - { - int x = data.ReadInt32(); - int y = data.ReadInt32(); - byte liquid = data.ReadInt8(); - bool lava = data.ReadBoolean(); - - //The liquid was picked up. - if (liquid == 0) - return false; - - int plyX = Math.Abs((int)Main.player[e.Msg.whoAmI].position.X / 16); - int plyY = Math.Abs((int)Main.player[e.Msg.whoAmI].position.Y / 16); - int tileX = Math.Abs(x); - int tileY = Math.Abs(y); - - bool bucket = false; - for (int i = 0; i < 44; i++) - { - if (Main.player[e.Msg.whoAmI].inventory[i].type >= 205 && Main.player[e.Msg.whoAmI].inventory[i].type <= 207) - { - bucket = true; - break; - } - } - - if (lava && !Players[e.Msg.whoAmI].Group.HasPermission("canlava")) - { - Players[e.Msg.whoAmI].SendMessage("You do not have permission to use lava", Color.Red); - Tools.SendLogs(string.Format("{0} tried using lava", Main.player[e.Msg.whoAmI].name), Color.Red); - - return true; - } - if (!lava && !Players[e.Msg.whoAmI].Group.HasPermission("canwater")) - { - Players[e.Msg.whoAmI].SendMessage("You do not have permission to use water", Color.Red); - Tools.SendLogs(string.Format("{0} tried using water", Main.player[e.Msg.whoAmI].name), Color.Red); - return true; - } - - if (!bucket) - { - Log.Debug(string.Format("{0}(PlyXY:{1}_{2}, TileXY:{3}_{4}, Result:{5}_{6}, Amount:{7})", - lava ? "Lava" : "Water", - plyX, plyY, - tileX, tileY, - Math.Abs(plyX - tileX), Math.Abs(plyY - tileY), - liquid - )); - return Tools.HandleGriefer(Players[e.Msg.whoAmI], "Manipulating liquid without bucket."); ; - } - if (ConfigurationManager.RangeChecks && ((Math.Abs(plyX - tileX) > 32) || (Math.Abs(plyY - tileY) > 32))) - { - Log.Debug(string.Format("Liquid(PlyXY:{0}_{1}, TileXY:{2}_{3}, Result:{4}_{5}, Amount:{6})", - plyX, plyY, - tileX, tileY, - Math.Abs(plyX - tileX), Math.Abs(plyY - tileY), - liquid - )); - return Tools.HandleGriefer(Players[e.Msg.whoAmI], "Placing impossible to place liquid."); ; - } - - if (ConfigurationManager.SpawnProtect) - { - if (!Players[e.Msg.whoAmI].Group.HasPermission("editspawn")) - { - var flag = CheckSpawn(x, y); - if (flag) - { - Players[e.Msg.whoAmI].SendMessage("The spawn is protected!", Color.Red); - return true; - } - } - } - return false; - } - - bool HandleTileKill(MemoryStream data, GetDataEventArgs e) - { - int tilex = data.ReadInt32(); - int tiley = data.ReadInt32(); - if (tilex < 0 || tilex >= Main.maxTilesX || tiley < 0 || tiley >= Main.maxTilesY) - return false; - - if (Main.tile[tilex, tiley].type != 0x15) //Chest - { - Log.Debug(string.Format("TileKill(TileXY:{0}_{1}, Type:{2})", - tilex, tiley, - Main.tile[tilex, tiley].type - )); - Tools.ForceKick(Players[e.Msg.whoAmI], string.Format("Tile Kill abuse ({0})", Main.tile[tilex, tiley].type)); - return true; - } - return false; - } - private void OnGreetPlayer(int who, HandledEventArgs e) { if (Main.netMode != 2) @@ -637,144 +377,14 @@ namespace TShockAPI e.Handled = true; } - private void OnChat(messageBuffer msg, int ply, string text, HandledEventArgs e) + private void NpcHooks_OnStrikeNpc(NpcStrikeEventArgs e) { - if (Main.netMode != 2) - return; - - if (msg.whoAmI != ply) + if (ConfigurationManager.InfiniteInvasion) { - e.Handled = Tools.HandleGriefer(Players[ply], "Faking Chat"); - return; - } - - var tsplr = Players[msg.whoAmI]; - - if (tsplr.Group.HasPermission("adminchat") && !text.StartsWith("/")) - { - Tools.Broadcast(ConfigurationManager.AdminChatPrefix + "<" + tsplr.Name + "> " + text, - (byte)ConfigurationManager.AdminChatRGB[0], (byte)ConfigurationManager.AdminChatRGB[1], (byte)ConfigurationManager.AdminChatRGB[2]); - e.Handled = true; - return; - } - - if (text.StartsWith("/")) - { - if (Commands.HandleCommand(tsplr, text)) - e.Handled = true; - } - else - { - Log.Info(string.Format("{0} said: {1}", tsplr.Name, text)); - } - } - - private void OnJoin(int ply, HandledEventArgs handler) - { - if (Main.netMode != 2) - { - return; - } - - var player = new TSPlayer(ply); - player.Group = Tools.GetGroupForIP(player.IP); - - if (Tools.ActivePlayers() + 1 > ConfigurationManager.MaxSlots && - !player.Group.HasPermission("reservedslot")) - { - Tools.ForceKick(player, "Server is full"); - handler.Handled = true; - } - else - { - var ban = Bans.GetBanByIp(player.IP); - if (ban != null) + IncrementKills(); + if (Main.invasionSize < 10) { - Tools.ForceKick(player, string.Format("You are banned: {0}", ban.Reason)); - handler.Handled = true; - } - else if (!FileTools.OnWhitelist(player.IP)) - { - Tools.ForceKick(player, "Not on whitelist."); - handler.Handled = true; - } - } - - Players[ply] = player; - Netplay.serverSock[ply].spamCheck = ConfigurationManager.SpamChecks; - } - - private void OnLeave(int ply) - { - if (Main.netMode != 2) - return; - - var tsplr = Players[ply]; - if (tsplr != null && tsplr.ReceivedInfo) - Log.Info(string.Format("{0} left.", tsplr.Name)); - - Players[ply] = null; - } - - private void OnPostInit() - { - if (!File.Exists(Path.Combine(SavePath, "auth.lck"))) - { - var r = new Random((int)DateTime.Now.ToBinary()); - ConfigurationManager.AuthToken = r.Next(100000, 10000000); - Console.WriteLine("TShock Notice: To become SuperAdmin, join the game and type /auth " + - ConfigurationManager.AuthToken); - Console.WriteLine("This token will only display ONCE. This only works ONCE. If you don't use it and the server goes down, delete auth.lck."); - FileTools.CreateFile(Path.Combine(SavePath, "auth.lck")); - } - } - - void HandleCommandLine(string[] parms) - { - for (int i = 0; i < parms.Length; i++) - { - if (parms[i].ToLower() == "-ip") - { - IPAddress ip; - if (IPAddress.TryParse(parms[++i], out ip)) - { - Netplay.serverListenIP = ip; - Console.Write("Using IP: {0}", ip); - } - else - { - Console.WriteLine("Bad IP: {0}", parms[i]); - } - } - } - } - - private void OnUpdate(GameTime time) - { - UpdateManager.UpdateProcedureCheck(); - foreach (TSPlayer player in TShock.Players) - { - if (player != null && player.Active) - { - if (player.TileThreshold >= 20) - { - if (Tools.HandleTntUser(player, "Kill tile abuse detected.")) - { - RevertKillTile(player); - player.TileThreshold = 0; - player.TilesDestroyed.Clear(); - } - else if (player.TileThreshold > 0) - { - player.TileThreshold = 0; - player.TilesDestroyed.Clear(); - } - - } - else if (player.TileThreshold > 0) - { - player.TileThreshold = 0; - } + Main.invasionSize = 20000000; } } } @@ -881,6 +491,11 @@ namespace TShockAPI NetMessage.SendData(26, -1, -1, "", player.Index, ((new Random()).Next(-1, 1)), damage, (float)0); } + public static void SendTileSquare(TSPlayer player, int x, int y, int size = 10) + { + NetMessage.SendData(20, player.Index, -1, "", size, (float)(x - (size / 2)), (float)(y - (size / 2)), 0f); + } + //TODO : Notify the player if there is more than one match. (or do we want a First() kinda thing?) public static int GetNPCID(string name, bool exact = false) { diff --git a/TShockAPI/TShockAPI.csproj b/TShockAPI/TShockAPI.csproj index dc9bb6d0..4f5919fb 100644 --- a/TShockAPI/TShockAPI.csproj +++ b/TShockAPI/TShockAPI.csproj @@ -61,6 +61,7 @@ +