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Moved all GetData checks to GetDataHandlers

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Fixed GetBanByName not working
This commit is contained in:
ricky 2011-06-16 21:00:54 +10:00
parent 8d1377c7cf
commit f3be17a911
3 changed files with 596 additions and 554 deletions
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426
TShockAPI/GetDataHandlers.cs Executable file
View file

@ -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 <http://www.gnu.org/licenses/>.
*/
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<PacketTypes, GetDataHandlerDelegate> 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, GetDataHandlerDelegate>
{
{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;
}
}
}

723
TShockAPI/TShock.cs
View file

@ -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<byte, HandleGetDataD> 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, HandleGetDataD>
{
{(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));
}
}
/// <summary>
/// When a server command is run.
/// </summary>
@ -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)
{

1
TShockAPI/TShockAPI.csproj
View file

@ -61,6 +61,7 @@
<Compile Include="ConfigFile.cs" />
<Compile Include="ConfigurationManager.cs" />
<Compile Include="FileTools.cs" />
<Compile Include="GetDataHandlers.cs" />
<Compile Include="Group.cs" />
<Compile Include="Log.cs" />
<Compile Include="Resources.Designer.cs">