109 lines
3.8 KiB
C#
109 lines
3.8 KiB
C#
/*
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TShock, a server mod for Terraria
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Copyright (C) 2011 The TShock Team
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Net;
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using System.Text;
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using System.Threading;
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using System.Threading.Tasks;
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using Microsoft.Xna.Framework;
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using Terraria;
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namespace TShockAPI
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{
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class UpdateManager
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{
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static string updateUrl = "http://shankshock.com/tshock-update.txt";
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public static bool updateCmd;
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public static DateTime lastcheck = DateTime.MinValue;
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public static string[] globalChanges = {};
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/// <summary>
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/// Check once every X minutes.
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/// </summary>
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static readonly int CheckXMinutes = 30;
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/// <summary>
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/// Checks to see if the server is out of date.
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/// </summary>
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/// <returns></returns>
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public static bool ServerIsOutOfDate()
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{
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WebClient client = new WebClient();
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client.Headers.Add("user-agent",
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"Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; .NET CLR 1.0.3705;)");
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try
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{
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string updateString = client.DownloadString(updateUrl);
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string[] changes = updateString.Split(',');
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Version updateVersion = new Version(Convert.ToInt32(changes[0]), Convert.ToInt32(changes[1]),
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Convert.ToInt32(changes[2]), Convert.ToInt32(changes[3]));
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if (TShock.VersionNum.CompareTo(updateVersion) < 0)
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{
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globalChanges = changes;
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return true;
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}
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}
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catch (Exception e)
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{
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FileTools.WriteError(e.Message);
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}
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return false;
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}
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public static void EnableUpdateCommand()
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{
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Commands.commands.Add(new Commands.Command("updatenow", "maintenance", Commands.UpdateNow));
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updateCmd = true;
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}
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public static void NotifyAdministrators(string[] changes)
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{
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for (int i = 0; i < Main.maxPlayers; i++)
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{
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if (Main.player[i].active)
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{
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if (!TShock.players[i].Group.HasPermission("maintenance"))
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return;
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Tools.SendMessage(i, "The server is out of date. To update, type /updatenow.");
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for (int j = 4; j < changes.Length; j++)
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{
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Tools.SendMessage(i, changes[j], Color.Red);
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}
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}
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}
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}
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public static void UpdateProcedureCheck()
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{
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if ((DateTime.Now - lastcheck).TotalMinutes >= CheckXMinutes)
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{
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ThreadPool.QueueUserWorkItem(CheckUpdate);
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lastcheck = DateTime.Now;
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}
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}
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public static void CheckUpdate(object o)
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{
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if (ServerIsOutOfDate())
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{
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EnableUpdateCommand();
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NotifyAdministrators(globalChanges);
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}
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}
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}
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}
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