TShock/TShockAPI/TShock.cs
high 445a3fd9d8 Added event 'TShock.Initialized' that is called after tshock is initialized.
'Called after TShock is initialized. Useful for plugins that needs hooks before tshock but also depend on tshock being loaded.'
2011-08-15 19:02:10 -04:00

784 lines
No EOL
28 KiB
C#

/*
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/>.
*/
/* TShock wouldn't be possible without:
* Github
* Microsoft Visual Studio 2010
* HostPenda
* And you, for your continued support and devotion to the evolution of TShock
* Kerplunc Gaming
* TerrariaGSP
*/
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Diagnostics;
using System.IO;
using System.Net;
using System.Reflection;
using System.Linq;
using System.Threading;
using Community.CsharpSqlite.SQLiteClient;
using Microsoft.Xna.Framework;
using MySql.Data.MySqlClient;
using Terraria;
using TerrariaAPI;
using TerrariaAPI.Hooks;
using TShockAPI.DB;
namespace TShockAPI
{
[APIVersion(1, 7)]
public class TShock : TerrariaPlugin
{
public static readonly Version VersionNum = Assembly.GetExecutingAssembly().GetName().Version;
public static readonly string VersionCodename = "Yes, we're adding Logblock style functionality soon, don't worry.";
public static string SavePath = "tshock";
public static TSPlayer[] Players = new TSPlayer[Main.maxPlayers];
public static BanManager Bans;
public static WarpManager Warps;
public static RegionManager Regions;
public static BackupManager Backups;
public static GroupManager Groups;
public static UserManager Users;
public static ItemManager Itembans;
public static RemeberedPosManager RememberedPos;
public static ConfigFile Config { get; set; }
public static IDbConnection DB;
public static bool OverridePort;
static PacketBufferer bufferer;
/// <summary>
/// Called after TShock is initialized. Useful for plugins that needs hooks before tshock but also depend on tshock being loaded.
/// </summary>
public static event Action Initialized;
public override Version Version
{
get { return VersionNum; }
}
public override string Name
{
get { return "TShock"; }
}
public override string Author
{
get { return "The TShock Team"; }
}
public override string Description
{
get { return "The administration modification of the future."; }
}
public TShock(Main game)
: base(game)
{
Config = new ConfigFile();
Order = 0;
}
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Security", "CA2122:DoNotIndirectlyExposeMethodsWithLinkDemands")]
public override void Initialize()
{
if (!Directory.Exists(SavePath))
Directory.CreateDirectory(SavePath);
#if DEBUG
Log.Initialize(Path.Combine(SavePath, "log.txt"), LogLevel.All, false);
#else
Log.Initialize(Path.Combine(SavePath, "log.txt"), LogLevel.All & ~LogLevel.Debug, false);
#endif
AppDomain.CurrentDomain.UnhandledException += CurrentDomain_UnhandledException;
try
{
if (File.Exists(Path.Combine(SavePath, "tshock.pid")))
{
Log.ConsoleInfo("TShock was improperly shut down. Deleting invalid pid file...");
File.Delete(Path.Combine(SavePath, "tshock.pid"));
}
File.WriteAllText(Path.Combine(SavePath, "tshock.pid"), Process.GetCurrentProcess().Id.ToString());
ConfigFile.ConfigRead += OnConfigRead;
FileTools.SetupConfig();
HandleCommandLine(Environment.GetCommandLineArgs());
if (Config.StorageType.ToLower() == "sqlite")
{
string sql = Path.Combine(SavePath, "tshock.sqlite");
DB = new SqliteConnection(string.Format("uri=file://{0},Version=3", sql));
}
else if (Config.StorageType.ToLower() == "mysql")
{
try
{
var hostport = Config.MySqlHost.Split(':');
DB = new MySqlConnection();
DB.ConnectionString =
String.Format("Server='{0}'; Port='{1}'; Database='{2}'; Uid='{3}'; Pwd='{4}';",
hostport[0],
hostport.Length > 1 ? hostport[1] : "3306",
Config.MySqlDbName,
Config.MySqlUsername,
Config.MySqlPassword
);
}
catch (MySqlException ex)
{
Log.Error(ex.ToString());
throw new Exception("MySql not setup correctly");
}
}
else
{
throw new Exception("Invalid storage type");
}
Backups = new BackupManager(Path.Combine(SavePath, "backups"));
Backups.KeepFor = Config.BackupKeepFor;
Backups.Interval = Config.BackupInterval;
Bans = new BanManager(DB);
Warps = new WarpManager(DB);
Users = new UserManager(DB);
Groups = new GroupManager(DB);
Groups.LoadPermisions();
Regions = new RegionManager(DB);
Itembans = new ItemManager(DB);
RememberedPos = new RemeberedPosManager(DB);
Log.ConsoleInfo(string.Format("TShock Version {0} ({1}) now running.", Version, VersionCodename));
GameHooks.PostInitialize += OnPostInit;
GameHooks.Update += OnUpdate;
ServerHooks.Join += OnJoin;
ServerHooks.Leave += OnLeave;
ServerHooks.Chat += OnChat;
ServerHooks.Command += ServerHooks_OnCommand;
NetHooks.GetData += GetData;
NetHooks.GreetPlayer += OnGreetPlayer;
NpcHooks.StrikeNpc += NpcHooks_OnStrikeNpc;
GetDataHandlers.InitGetDataHandler();
Commands.InitCommands();
//RconHandler.StartThread();
if (Config.BufferPackets)
bufferer = new PacketBufferer();
Log.ConsoleInfo("AutoSave " + (Config.AutoSave ? "Enabled" : "Disabled"));
Log.ConsoleInfo("Backups " + (Backups.Interval > 0 ? "Enabled" : "Disabled"));
if (Initialized != null)
Initialized();
}
catch (Exception ex)
{
Log.Error("Fatal Startup Exception");
Log.Error(ex.ToString());
Environment.Exit(1);
}
}
public override void DeInitialize()
{
GameHooks.PostInitialize -= OnPostInit;
GameHooks.Update -= OnUpdate;
ServerHooks.Join -= OnJoin;
ServerHooks.Leave -= OnLeave;
ServerHooks.Chat -= OnChat;
ServerHooks.Command -= ServerHooks_OnCommand;
NetHooks.GetData -= GetData;
NetHooks.GreetPlayer -= OnGreetPlayer;
NpcHooks.StrikeNpc -= NpcHooks_OnStrikeNpc;
if (File.Exists(Path.Combine(SavePath, "tshock.pid")))
{
Console.WriteLine("Thanks for using TShock! Process ID file is now being destroyed.");
File.Delete(Path.Combine(SavePath, "tshock.pid"));
}
}
/// <summary>
/// Handles exceptions that we didn't catch or that Red fucked up
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void CurrentDomain_UnhandledException(object sender, UnhandledExceptionEventArgs e)
{
Log.Error(e.ExceptionObject.ToString());
if (e.ExceptionObject.ToString().Contains("Terraria.Netplay.ListenForClients") ||
e.ExceptionObject.ToString().Contains("Terraria.Netplay.ServerLoop"))
{
var sb = new List<string>();
for (int i = 0; i < Netplay.serverSock.Length; i++)
{
if (Netplay.serverSock[i] == null)
{
sb.Add("Sock[" + i + "]");
}
else if (Netplay.serverSock[i].tcpClient == null)
{
sb.Add("Tcp[" + i + "]");
}
}
Log.Error(string.Join(", ", sb));
}
if (e.IsTerminating)
{
if (Main.worldPathName != null)
{
Main.worldPathName += ".crash";
WorldGen.saveWorld();
}
}
}
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]);
}
}
if (parms[i].ToLower() == "-configpath")
{
var path = parms[++i];
if (path.IndexOfAny(Path.GetInvalidPathChars()) == -1)
{
SavePath = path;
Log.ConsoleInfo("Config path has been set to " + path);
}
}
if (parms[i].ToLower() == "-worldpath")
{
var path = parms[++i];
if (path.IndexOfAny(Path.GetInvalidPathChars()) == -1)
{
Main.WorldPath = path;
Log.ConsoleInfo("World path has been set to " + path);
}
}
if (parms[i].ToLower() == "-port")
{
int port = Convert.ToInt32(parms[++i]);
Netplay.serverPort = port;
Config.ServerPort = port;
OverridePort = true;
Log.ConsoleInfo("Port overridden by startup argument. Set to " + port);
}
}
}
/*
* Hooks:
*
*/
public static int AuthToken = -1;
private void OnPostInit()
{
if (!File.Exists(Path.Combine(SavePath, "auth.lck")) && !File.Exists(Path.Combine(SavePath, "authcode.txt")))
{
var r = new Random((int)DateTime.Now.ToBinary());
AuthToken = r.Next(100000, 10000000);
Console.ForegroundColor = ConsoleColor.Yellow;
Console.WriteLine("TShock Notice: To become SuperAdmin, join the game and type /auth " + AuthToken);
Console.WriteLine("This token will display until disabled by verification. (/auth-verify)");
Console.ForegroundColor = ConsoleColor.Gray;
FileTools.CreateFile(Path.Combine(SavePath, "authcode.txt"));
using (var tw = new StreamWriter(Path.Combine(SavePath, "authcode.txt")))
{
tw.WriteLine(AuthToken);
}
}
else if (File.Exists(Path.Combine(SavePath, "authcode.txt")))
{
using (var tr = new StreamReader(Path.Combine(SavePath, "authcode.txt")))
{
AuthToken = Convert.ToInt32(tr.ReadLine());
}
Console.ForegroundColor = ConsoleColor.Yellow;
Console.WriteLine(
"TShock Notice: authcode.txt is still present, and the AuthToken located in that file will be used.");
Console.WriteLine("To become superadmin, join the game and type /auth " + AuthToken);
Console.WriteLine("This token will display until disabled by verification. (/auth-verify)");
Console.ForegroundColor = ConsoleColor.Gray;
}
else
{
AuthToken = 0;
}
Regions.ReloadAllRegions();
}
private DateTime LastCheck = DateTime.UtcNow;
private void OnUpdate(GameTime time)
{
UpdateManager.UpdateProcedureCheck();
if (Backups.IsBackupTime)
Backups.Backup();
//call these every second, not every update
if ((DateTime.UtcNow - LastCheck).TotalSeconds >= 1)
{
LastCheck = DateTime.UtcNow;
foreach (TSPlayer player in Players)
{
if (player != null && player.Active)
{
if (player.TilesDestroyed != null)
{
if (player.TileThreshold >= Config.TileThreshold)
{
if (Tools.HandleTntUser(player, "Kill tile abuse detected."))
{
TSPlayer.Server.RevertKillTile(player.TilesDestroyed);
}
}
if (player.TileThreshold > 0)
{
player.TileThreshold = 0;
player.TilesDestroyed.Clear();
}
}
}
}
}
}
private void OnJoin(int ply, HandledEventArgs handler)
{
var player = new TSPlayer(ply);
if (Config.EnableDNSHostResolution)
{
player.Group = Users.GetGroupForIPExpensive(player.IP);
}
else
{
player.Group = Users.GetGroupForIP(player.IP);
}
if (Tools.ActivePlayers() + 1 > Config.MaxSlots && !player.Group.HasPermission("reservedslot"))
{
Tools.ForceKick(player, Config.ServerFullReason);
handler.Handled = true;
return;
}
var ban = Bans.GetBanByIp(player.IP);
if (ban != null)
{
Tools.ForceKick(player, string.Format("You are banned: {0}", ban.Reason));
handler.Handled = true;
return;
}
if (!FileTools.OnWhitelist(player.IP))
{
Tools.ForceKick(player, "Not on whitelist.");
handler.Handled = true;
return;
}
Players[ply] = player;
}
private void OnLeave(int ply)
{
var tsplr = Players[ply];
Players[ply] = null;
if (tsplr != null && tsplr.ReceivedInfo)
{
Log.Info(string.Format("{0} left.", tsplr.Name));
if (Config.RememberLeavePos)
{
RememberedPos.InsertLeavePos(tsplr.Name, tsplr.IP, (int)(tsplr.X / 16), (int)(tsplr.Y / 16));
}
}
}
private void OnChat(messageBuffer msg, int ply, string text, HandledEventArgs e)
{
if (e.Handled)
return;
var tsplr = Players[msg.whoAmI];
if (tsplr == null)
{
e.Handled = true;
return;
}
if (!Tools.ValidString(text))
{
Tools.Kick(tsplr, "Unprintable character in chat");
e.Handled = true;
return;
}
if (msg.whoAmI != ply)
{
e.Handled = Tools.HandleGriefer(tsplr, "Faking Chat");
return;
}
if (tsplr.Group.HasPermission("adminchat") && !text.StartsWith("/") && Config.AdminChatEnabled)
{
Tools.Broadcast(Config.AdminChatPrefix + "<" + tsplr.Name + "> " + text,
tsplr.Group.R, tsplr.Group.G,
tsplr.Group.B);
e.Handled = true;
return;
}
if (text.StartsWith("/"))
{
try
{
e.Handled = Commands.HandleCommand(tsplr, text);
}
catch (Exception ex)
{
Log.ConsoleError("Command exception");
Log.Error(ex.ToString());
}
}
else
{
Tools.Broadcast("{2}<{0}> {1}".SFormat(tsplr.Name, text, Config.ChatDisplayGroup ? "[{0}] ".SFormat(tsplr.Group.Name) : ""),
tsplr.Group.R, tsplr.Group.G,
tsplr.Group.B);
//Log.Info(string.Format("{0} said: {1}", tsplr.Name, text));
e.Handled = true;
}
}
/// <summary>
/// When a server command is run.
/// </summary>
/// <param name="cmd"></param>
/// <param name="e"></param>
private void ServerHooks_OnCommand(string text, HandledEventArgs e)
{
if (e.Handled)
return;
// Damn you ThreadStatic and Redigit
if (Main.rand == null)
{
Main.rand = new Random();
}
if (WorldGen.genRand == null)
{
WorldGen.genRand = new Random();
}
if (text.StartsWith("exit"))
{
Tools.ForceKickAll("Server shutting down!");
}
else if (text.StartsWith("playing") || text.StartsWith("/playing"))
{
int count = 0;
foreach (TSPlayer player in Players)
{
if (player != null && player.Active)
{
count++;
TSPlayer.Server.SendMessage(string.Format("{0} ({1}) [{2}] <{3}>", player.Name, player.IP,
player.Group.Name, player.UserAccountName));
}
}
TSPlayer.Server.SendMessage(string.Format("{0} players connected.", count));
e.Handled = true;
}
else if (text.StartsWith("say "))
{
Log.Info(string.Format("Server said: {0}", text.Remove(0, 4)));
}
else if (text == "autosave")
{
Main.autoSave = Config.AutoSave = !Config.AutoSave;
Log.ConsoleInfo("AutoSave " + (Config.AutoSave ? "Enabled" : "Disabled"));
e.Handled = true;
}
else if (text.StartsWith("/"))
{
if (Commands.HandleCommand(TSPlayer.Server, text))
e.Handled = true;
}
}
private void GetData(GetDataEventArgs e)
{
if (e.Handled)
return;
PacketTypes type = e.MsgID;
var player = Players[e.Msg.whoAmI];
if (player == null)
{
e.Handled = true;
return;
}
if (!player.ConnectionAlive)
{
e.Handled = true;
return;
}
//if (type == PacketTypes.SyncPlayers)
//Debug.WriteLine("Recv: {0:X} ({2}): {3} ({1:XX})", player.Index, (byte)type, player.TPlayer.dead ? "dead " : "alive", type.ToString());
// Stop accepting updates from player as this player is going to be kicked/banned during OnUpdate (different thread so can produce race conditions)
if ((Config.BanKillTileAbusers || Config.KickKillTileAbusers) &&
player.TileThreshold >= Config.TileThreshold && !player.Group.HasPermission("ignoregriefdetection"))
{
Log.Debug("Rejecting " + type + " from " + player.Name + " as this player is about to be kicked");
e.Handled = true;
}
else
{
using (var data = new MemoryStream(e.Msg.readBuffer, e.Index, e.Length))
{
try
{
if (GetDataHandlers.HandlerGetData(type, player, data))
e.Handled = true;
}
catch (Exception ex)
{
Log.Error(ex.ToString());
}
}
}
}
private void OnGreetPlayer(int who, HandledEventArgs e)
{
var player = Players[who];
if (player == null)
{
e.Handled = true;
return;
}
NetMessage.SendData((int)PacketTypes.TimeSet, -1, -1, "", 0, 0, Main.sunModY, Main.moonModY);
NetMessage.syncPlayers();
Log.Info(string.Format("{0} ({1}) from '{2}' group joined.", player.Name, player.IP, player.Group.Name));
Tools.ShowFileToUser(player, "motd.txt");
if (HackedHealth(player))
{
Tools.HandleCheater(player, "Hacked health.");
}
if (Config.AlwaysPvP)
{
player.SetPvP(true);
player.SendMessage(
"PvP is forced! Enable PvP else you can't deal damage to other people. (People can kill you)",
Color.Red);
}
if (player.Group.HasPermission("causeevents") && Config.InfiniteInvasion)
{
StartInvasion();
}
if (Config.RememberLeavePos)
{
var pos = RememberedPos.GetLeavePos(player.Name, player.IP);
player.Teleport((int)pos.X, (int)pos.Y);
player.SendTileSquare((int)pos.X, (int)pos.Y);
}
e.Handled = true;
}
private void NpcHooks_OnStrikeNpc(NpcStrikeEventArgs e)
{
if (Config.InfiniteInvasion)
{
IncrementKills();
if (Main.invasionSize < 10)
{
Main.invasionSize = 20000000;
}
}
}
/// <summary>
/// Send bytes to client using packetbuffering if available
/// </summary>
/// <param name="client">socket to send to</param>
/// <param name="bytes">bytes to send</param>
/// <returns>False on exception</returns>
public static bool SendBytes(ServerSock client, byte[] bytes)
{
if (bufferer != null)
{
bufferer.SendBytes(client, bytes);
return true;
}
try
{
if (client.tcpClient.Connected)
client.networkStream.Write(bytes, 0, bytes.Length);
return true;
}
catch (Exception ex)
{
Log.Error(ex.ToString());
}
return false;
}
private void OnSaveWorld(bool resettime, HandledEventArgs e)
{
Tools.Broadcast("Saving world. Momentary lag might result from this.", Color.Red);
Thread SaveWorld = new Thread(Tools.SaveWorld);
SaveWorld.Start();
e.Handled = true;
}
/*
* Useful stuff:
* */
public static void StartInvasion()
{
Main.invasionType = 1;
if (Config.InfiniteInvasion)
{
Main.invasionSize = 20000000;
}
else
{
Main.invasionSize = 100 + (Config.InvasionMultiplier * Tools.ActivePlayers());
}
Main.invasionWarn = 0;
if (new Random().Next(2) == 0)
{
Main.invasionX = 0.0;
}
else
{
Main.invasionX = Main.maxTilesX;
}
}
private static int KillCount;
public static void IncrementKills()
{
KillCount++;
Random r = new Random();
int random = r.Next(5);
if (KillCount % 100 == 0)
{
switch (random)
{
case 0:
Tools.Broadcast(string.Format("You call that a lot? {0} goblins killed!", KillCount));
break;
case 1:
Tools.Broadcast(string.Format("Fatality! {0} goblins killed!", KillCount));
break;
case 2:
Tools.Broadcast(string.Format("Number of 'noobs' killed to date: {0}", KillCount));
break;
case 3:
Tools.Broadcast(string.Format("Duke Nukem would be proud. {0} goblins killed.", KillCount));
break;
case 4:
Tools.Broadcast(string.Format("You call that a lot? {0} goblins killed!", KillCount));
break;
case 5:
Tools.Broadcast(string.Format("{0} copies of Call of Duty smashed.", KillCount));
break;
}
}
}
public static bool CheckSpawn(int x, int y)
{
Vector2 tile = new Vector2(x, y);
Vector2 spawn = new Vector2(Main.spawnTileX, Main.spawnTileY);
return Vector2.Distance(spawn, tile) <= Config.SpawnProtectionRadius;
}
public static bool HackedHealth(TSPlayer player)
{
return (player.TPlayer.statManaMax > 400) ||
(player.TPlayer.statMana > 400) ||
(player.TPlayer.statLifeMax > 400) ||
(player.TPlayer.statLife > 400);
}
public void OnConfigRead(ConfigFile file)
{
NPC.defaultMaxSpawns = file.DefaultMaximumSpawns;
NPC.defaultSpawnRate = file.DefaultSpawnRate;
Main.autoSave = file.AutoSave;
if (Backups != null)
{
Backups.KeepFor = file.BackupKeepFor;
Backups.Interval = file.BackupInterval;
}
if (!OverridePort)
{
Netplay.serverPort = file.ServerPort;
}
Netplay.spamCheck = file.SpamChecks;
RconHandler.Password = file.RconPassword;
RconHandler.ListenPort = file.RconPort;
Tools.HashAlgo = file.HashAlgorithm;
}
}
}