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104 lines
3.5 KiB
C#
104 lines
3.5 KiB
C#
// ClassicalSharp copyright 2014-2016 UnknownShadow200 | Licensed under MIT
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// This class was partially based on information from http://files.worldofminecraft.com/texturing/
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// NOTE: http://files.worldofminecraft.com/ has been down for quite a while, so support was removed on Oct 10, 2015
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using System;
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using ClassicalSharp.Map;
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namespace ClassicalSharp.Network.Protocols {
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/// <summary> Implements the WoM http environment protocol. </summary>
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public sealed class WoMProtocol : IProtocol {
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public WoMProtocol(Game game) : base(game) { }
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string womEnvIdentifier = "womenv_0";
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int womCounter = 0;
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internal bool sendWomId = false, sentWomId = false;
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public override void Tick() {
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DownloadedItem item;
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game.AsyncDownloader.TryGetItem(womEnvIdentifier, out item);
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if (item != null && item.Data != null) {
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ParseWomConfig((string)item.Data);
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}
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}
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internal void CheckMotd() {
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int index = net.ServerMotd.IndexOf("cfg=");
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if (game.PureClassic || index == -1) return;
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string host = net.ServerMotd.Substring(index + 4); // "cfg=".Length
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string url = "http://" + host;
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url = url.Replace("$U", game.Username);
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// NOTE: this (should, I did test this) ensure that if the user quickly changes to a
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// different world, the environment settings from the last world are not loaded in the
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// new world if the async 'get request' didn't complete before the new world was loaded.
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womCounter++;
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womEnvIdentifier = "womenv_" + womCounter;
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game.AsyncDownloader.DownloadPage(url, true, womEnvIdentifier);
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sendWomId = true;
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}
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internal void CheckSendWomID() {
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if (sendWomId && !sentWomId) {
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net.SendChat("/womid WoMClient-2.0.7", false);
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sentWomId = true;
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}
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}
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void ParseWomConfig(string page) {
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string line;
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int start = 0;
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while ((line = ReadLine(ref start, page)) != null) {
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Utils.LogDebug(line);
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int sepIndex = line.IndexOf('=');
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if (sepIndex == -1) continue;
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string key = line.Substring(0, sepIndex).TrimEnd();
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string value = line.Substring(sepIndex + 1).TrimStart();
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if (key == "environment.cloud") {
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FastColour col = ParseWomColour(value, WorldEnv.DefaultCloudsColour);
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game.World.Env.SetCloudsColour(col);
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} else if (key == "environment.sky") {
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FastColour col = ParseWomColour(value, WorldEnv.DefaultSkyColour);
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game.World.Env.SetSkyColour(col);
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} else if (key == "environment.fog") {
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FastColour col = ParseWomColour(value, WorldEnv.DefaultFogColour);
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game.World.Env.SetFogColour(col);
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} else if (key == "environment.level") {
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int waterLevel = 0;
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if (Int32.TryParse(value, out waterLevel))
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game.World.Env.SetEdgeLevel(waterLevel);
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} else if (key == "user.detail" && !net.cpeData.useMessageTypes) {
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game.Chat.Add(value, MessageType.Status2);
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}
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}
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}
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const int fullAlpha = 0xFF << 24;
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static FastColour ParseWomColour(string value, FastColour defaultCol) {
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int argb;
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return Int32.TryParse(value, out argb) ? FastColour.Argb(argb | fullAlpha) : defaultCol;
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}
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static string ReadLine(ref int start, string value) {
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if (start == -1) return null;
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for (int i = start; i < value.Length; i++) {
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char c = value[i];
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if (c != '\r' && c != '\n') continue;
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string line = value.Substring(start, i - start);
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start = i + 1;
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if (c == '\r' && start < value.Length && value[start] == '\n')
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start++; // we stop at the \r, so make sure to skip following \n
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return line;
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}
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string last = value.Substring(start);
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start = -1;
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return last;
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}
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}
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}
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