public ResourceInfo GetArchiveEntryByInternalName(string name)
        {
            var archiveCache = new ArchiveCache(UnitsyncWritableFolder);
            var ret          = archiveCache.Archives.FirstOrDefault(x => x.Name == name);

            if (ret == null)
            {
                ReInit();
                archiveCache = new ArchiveCache(UnitsyncWritableFolder);
                return(archiveCache.Archives.FirstOrDefault(x => x.Name == name));
            }
            return(ret);
        }
        public ResourceInfo GetArchiveEntryByArchiveName(string filePath)
        {
            var archiveCache = new ArchiveCache(UnitsyncWritableFolder);
            var ret          = archiveCache.Archives.FirstOrDefault(x => x.ArchiveName == Path.GetFileName(filePath));

            if (ret == null)
            {
                ReInit();

                archiveCache = new ArchiveCache(UnitsyncWritableFolder);
                return(archiveCache.Archives.FirstOrDefault(x => x.ArchiveName == Path.GetFileName(filePath)));
            }
            return(ret);
        }
        public static void Main(string[] args)
        {
            try
            {
                //Stopwatch stopWatch = new Stopwatch(); stopWatch.Start();
                Trace.Listeners.Add(new ConsoleTraceListener());


                if (Environment.OSVersion.Platform != PlatformID.Unix)
                {
                    var ver = GetNetVersionFromRegistry();
                    if (ver < 378675)
                    {
                        MessageBox.Show(new Form {
                            TopMost = true
                        },
                                        "Zero-K launcher needs Microsoft .NET framework 4.5.1\nPlease download and install it first",
                                        "Program is unable to run",
                                        MessageBoxButtons.OK,
                                        MessageBoxIcon.Error);
                    }
                }

                Directory.SetCurrentDirectory(StartupPath);

                // extract fonts
                EmbeddedResourceExtractor.ExtractFile("ZeroKLobby.NativeLibs.SM.ttf", "SM.ttf");
                EmbeddedResourceExtractor.ExtractFile("ZeroKLobby.NativeLibs.OpenSans-Regular.ttf", "OpenSans-Regular.ttf");

                Conf = new Config();

                IsSteamFolder = File.Exists(Path.Combine(StartupPath, "steamfolder.txt"));

                SelfUpdater = new SelfUpdater("Zero-K");

                StartupArgs = args;

                try
                {
                    Application.EnableVisualStyles();
                    Application.SetCompatibleTextRenderingDefault(false);
                }
                catch (Exception ex)
                {
                    Trace.TraceWarning("Failed to set rendering compatibility: {0}", ex);
                }

                if (!Debugger.IsAttached)
                {
                    try
                    {
                        AppDomain.CurrentDomain.UnhandledException += CurrentDomain_UnhandledException;
                        Thread.GetDomain().UnhandledException += UnhandledException;
                        Application.ThreadException += Application_ThreadException;
                        Application.SetUnhandledExceptionMode(UnhandledExceptionMode.CatchException);
                    }
                    catch (Exception ex)
                    {
                        Trace.TraceWarning("Failed to set exception handling :{0}", ex);
                    }
                }



                //HttpWebRequest.DefaultCachePolicy = new RequestCachePolicy(RequestCacheLevel.NoCacheNoStore);
                Trace.TraceInformation("Starting with version {0}", SelfUpdater.CurrentVersion);

                WebRequest.DefaultWebProxy = null;
                ThreadPool.SetMaxThreads(500, 2000);
                ServicePointManager.Expect100Continue = false;
                LoadConfig();



                Trace.Listeners.Add(new LogTraceListener());
                if (Environment.OSVersion.Platform != PlatformID.Unix && !Conf.UseExternalBrowser)
                {
                    Utils.SetIeCompatibility();                                                                                //set to current IE version
                }
                var contentDir = !string.IsNullOrEmpty(Conf.DataFolder) ? Conf.DataFolder : StartupPath;
                if (!Directory.Exists(contentDir) || !SpringPaths.IsDirectoryWritable(contentDir))
                {
                    var dc = new SelectWritableFolder {
                        SelectedPath = SpringPaths.GetMySpringDocPath()
                    };
                    if (dc.ShowDialog() != DialogResult.OK)
                    {
                        return;
                    }
                    contentDir = dc.SelectedPath;
                }
                if (Conf.DataFolder != StartupPath)
                {
                    Conf.DataFolder = contentDir;
                }
                else
                {
                    Conf.DataFolder = null;
                }

                if (!SpringPaths.IsDirectoryWritable(StartupPath))
                {
                    var newTarget = Path.Combine(contentDir, "Zero-K.exe");
                    if (SelfUpdater.CheckForUpdate(newTarget, true))
                    {
                        Conf.Save(Path.Combine(contentDir, Config.ConfigFileName));
                        Process.Start(newTarget);
                        return;
                    }
                    MessageBox.Show(new Form {
                        TopMost = true
                    }, "Move failed, please copy Zero-K.exe to a writable folder");
                    return;
                }



                SpringPaths = new SpringPaths(contentDir, true, true);

                if (
                    MessageBox.Show(new Form()
                {
                    TopMost = true
                },
                                    "WARNING: Zero-K lobby is now obsolete. Starting Chobby instead, ok? ",
                                    "WARNING: launcher obsolete",
                                    MessageBoxButtons.YesNo,
                                    MessageBoxIcon.Question) == DialogResult.Yes)
                {
                    var targetPath = Path.Combine(SpringPaths.WritableDirectory, "Chobby.exe");
                    if (!File.Exists(targetPath))
                    {
                        var wc = new WebClient();
                        wc.DownloadFile(GlobalConst.BaseSiteUrl + "/lobby/Chobby.exe", targetPath);
                    }
                    Process.Start(targetPath);
                    Environment.Exit(0);
                }

                // speed up spring start
                SpringPaths.SpringVersionChanged += (sender, engine) =>
                {
                    ZkData.Utils.StartAsync(
                        () =>
                    {
                        UnitSync unitSync = null;
                        try
                        {
                            unitSync = new UnitSync(SpringPaths, engine);     // initialize unitsync to avoid slowdowns when starting

                            if (unitSync.UnitsyncWritableFolder != SpringPaths.WritableDirectory)
                            {
                                // unitsync created its cache in different folder than is used to start spring -> move it
                                var fi = ArchiveCache.GetCacheFile(unitSync.UnitsyncWritableFolder);
                                if (fi != null)
                                {
                                    File.Copy(fi.FullName, Path.Combine(SpringPaths.WritableDirectory, "cache", fi.Name), true);
                                }
                            }
                        }
                        finally
                        {
                            unitSync?.Dispose();
                        }
                    });
                };

                SaveConfig();


                // write license files
                try
                {
                    var path    = SpringPaths.WritableDirectory;
                    var pathGPL = Utils.MakePath(path, "license_GPLv3");
                    var gpl     = Encoding.UTF8.GetString(License.GPLv3);
                    if (!File.Exists(pathGPL))
                    {
                        File.WriteAllText(pathGPL, gpl);
                    }
                    var pathMIT = Utils.MakePath(path, "license_MIT");
                    var mit     = Encoding.UTF8.GetString(License.MITlicense);
                    if (!File.Exists(pathMIT))
                    {
                        File.WriteAllText(pathMIT, mit);
                    }
                }
                catch (Exception ex)
                {
                    Trace.TraceError(ex.ToString());
                }



                if (Conf.IsFirstRun)
                {
                    if (!IsSteamFolder)
                    {
                        Utils.CreateDesktopShortcut();
                    }
                    if (Environment.OSVersion.Platform != PlatformID.Unix)
                    {
                        Utils.RegisterProtocol();
                    }
                }

                MetaData           = new MetaDataCache(SpringPaths);
                AutoJoinManager    = new AutoJoinManager();
                EngineConfigurator = new EngineConfigurator(SpringPaths.WritableDirectory);

                SpringScanner = new PlasmaResourceChecker(SpringPaths);
                SpringScanner.LocalResourceAdded   += (s, e) => Trace.TraceInformation("New resource found: {0}", e.Item.InternalName);
                SpringScanner.LocalResourceRemoved += (s, e) => Trace.TraceInformation("Resource removed: {0}", e.Item.InternalName);
                Downloader = new PlasmaDownloader.PlasmaDownloader(SpringScanner, SpringPaths); //rapid
                Downloader.DownloadAdded += (s, e) => Trace.TraceInformation("Download started: {0}", e.Data.Name);
                //Downloader.GetResource(DownloadType.ENGINE, GlobalConst.DefaultEngineOverride);

                var isLinux = Environment.OSVersion.Platform == PlatformID.Unix;
                TasClient = new TasClient(string.Format("ZK {0}{1}", SelfUpdater.CurrentVersion, isLinux ? " linux" : ""));

                SayCommandHandler = new SayCommandHandler(TasClient);

                ServerImages = new ServerImagesHandler(SpringPaths, TasClient);


                // log, for debugging
                TasClient.Connected     += (s, e) => Trace.TraceInformation("TASC connected");
                TasClient.LoginAccepted += (s, e) =>
                {
                    Trace.TraceInformation("TASC login accepted");
                    Trace.TraceInformation("Server is using Spring version {0}", TasClient.ServerSpringVersion);
                    if (Environment.OSVersion.Platform == PlatformID.Unix || Conf.UseExternalBrowser)
                    {
                        if (MainWindow != null)
                        {
                            MainWindow.navigationControl.Path = "battles";
                        }
                    }
                };

                TasClient.LoginDenied     += (s, e) => Trace.TraceInformation("TASC login denied");
                TasClient.ChannelJoined   += (s, e) => { Trace.TraceInformation("TASC channel joined: " + e.Name); };
                TasClient.ConnectionLost  += (s, e) => Trace.TraceInformation("Connection lost");
                TasClient.WelcomeReceived += (s, e) =>
                {
                    Downloader.GetResource(DownloadType.ENGINE, e.Engine);
                    Downloader.GetResource(DownloadType.RAPID, e.Game);
                };

                Program.AreYouReadyDialog = new AreYouReadyDialog(TasClient);

                // special handling
                TasClient.PreviewSaid += (s, e) =>
                {
                    var  tas  = (TasClient)s;
                    User user = null;
                    if (e.Data.UserName != null)
                    {
                        tas.ExistingUsers.TryGetValue(e.Data.UserName, out user);
                        if ((user != null && user.BanMute) || TasClient.Ignores.Contains(e.Data.UserName))
                        {
                            e.Cancel = true;
                        }
                    }
                };

                TasClient.SiteToLobbyCommandReceived += (eventArgs, o) =>
                {
                    if (MainWindow != null)
                    {
                        MainWindow.navigationControl.Path = o.Command;
                        MainWindow.PopupSelf();
                    }
                };

                ModStore = new ModStore();

                ConnectBar        = new ConnectBar(TasClient);
                ToolTip           = new ToolTipHandler();
                BrowserInterop    = new BrowserInterop(TasClient, Conf);
                BattleIconManager = new BattleIconManager();
                Application.AddMessageFilter(ToolTip);

                SteamHandler = new ZklSteamHandler(TasClient);

                MainWindow = new MainWindow();

                Application.AddMessageFilter(new ScrollMessageFilter());

                MainWindow.Size = new Size(
                    Math.Min(SystemInformation.VirtualScreen.Width - 30, MainWindow.Width),
                    Math.Min(SystemInformation.VirtualScreen.Height - 30, MainWindow.Height)); //in case user have less space than 1024x768

                BattleBar     = new BattleBar();
                VoteBar       = new VoteBar();
                PwBar         = new PwBar();
                MatchMakerBar = new MatchMakerBar(TasClient);

                SelfUpdater.ProgramUpdated += s =>
                {
                    Program.MainWindow.InvokeFunc(
                        () => WarningBar.DisplayWarning($"New version of Zero-K launcher downloaded, restart it to apply changes", "Restart", Restart));
                };
                if (!Debugger.IsAttached && !Conf.DisableAutoUpdate && !IsSteamFolder)
                {
                    SelfUpdater.StartChecking();
                }

                if (GlobalConst.Mode != ModeType.Local)
                {
                    SteamHandler.Connect();
                }
                Application.Run(MainWindow);

                ShutDown();
            }
            catch (Exception ex)
            {
                ErrorHandling.HandleException(ex, true);
                if (Debugger.IsAttached)
                {
                    Debugger.Break();
                }
            }
            finally
            {
                ShutDown();
            }
            if (ErrorHandling.HasFatalException && !CloseOnNext)
            {
                if (Debugger.IsAttached)
                {
                    Debugger.Break();
                }
                Application.Restart();
            }
        }
        //[STAThread]
        private static void Main(params string[] args)
        {
            var          startupPath   = Path.GetDirectoryName(Path.GetFullPath(Application.ExecutablePath));
            var          springPaths   = new SpringPaths(startupPath);
            Spring       runningSpring = null;
            TcpTransport connection    = null;

            // speed up spring start
            springPaths.SpringVersionChanged += (sender, engine) =>
            {
                Utils.StartAsync(
                    () =>
                {
                    UnitSync unitSync = null;
                    try
                    {
                        unitSync = new UnitSync(springPaths, engine);     // initialize unitsync to avoid slowdowns when starting

                        if (unitSync.UnitsyncWritableFolder != springPaths.WritableDirectory)
                        {
                            // unitsync created its cache in different folder than is used to start spring -> move it
                            var fi = ArchiveCache.GetCacheFile(unitSync.UnitsyncWritableFolder);
                            if (fi != null)
                            {
                                File.Copy(fi.FullName, Path.Combine(springPaths.WritableDirectory, "cache", fi.Name), true);
                            }
                        }
                    }
                    finally
                    {
                        unitSync?.Dispose();
                    }
                });
            };

            Config config = null;

            try { config = JsonConvert.DeserializeObject <Config>(File.ReadAllText(startupPath + "/config.json")); } catch (Exception) { }

            CefWrapper.Initialize(startupPath + "/render", args);


            var springScanner = new SpringScanner(springPaths);

            springScanner.Start();

            EventHandler <ProgressEventArgs> workHandler =
                (s, e) => { CefWrapper.ExecuteJavascript("on_spring_scanner_work(" + JsonConvert.SerializeObject(e) + ");"); };

            springScanner.WorkStarted         += workHandler;
            springScanner.WorkProgressChanged += workHandler;
            springScanner.WorkStopped         += (s, e) => { CefWrapper.ExecuteJavascript("on_spring_scanner_work(null);"); };
            springScanner.LocalResourceAdded  +=
                (s, e) => { CefWrapper.ExecuteJavascript("on_spring_scanner_add(" + JsonConvert.SerializeObject(e.Item) + ")"); };
            springScanner.LocalResourceRemoved +=
                (s, e) => { CefWrapper.ExecuteJavascript("on_spring_scanner_remove(" + JsonConvert.SerializeObject(e.Item) + ")"); };


            var downloader = new PlasmaDownloader.PlasmaDownloader(springScanner, springPaths); //rapid

            downloader.GetResource(DownloadType.ENGINE, GlobalConst.DefaultEngineOverride);

            // ZKL's downloader doesn't send events to monitor download progress, so we have to poll it.
            Timer pollDownloads = new Timer();

            pollDownloads.Interval = 250;
            pollDownloads.Tick    += (s, e) => {
                CefWrapper.ExecuteJavascript("on_downloads_change(" + JsonConvert.SerializeObject(downloader.Downloads) + ")");
            };
            // Through some WinAPI dark magic it manages to use the message pump in the window that is run by CEF.
            // Can this be dangerous?
            pollDownloads.Start();


            CefWrapper.RegisterApiFunction(
                "getEngines",
                () => {
                return(new List <string> {
                    "100.0"
                });                                      // TODO: stub
            });
            CefWrapper.RegisterApiFunction("getMods", () => { return(springScanner.GetAllModResource()); });
            CefWrapper.RegisterApiFunction("getMaps", () => { return(springScanner.GetAllMapResource()); });

            CefWrapper.RegisterApiFunction(
                "downloadEngine",
                (string engine) =>
            {
                // Don't let GetAndSwitchEngine() touch the main SpringPaths.
                var path = new SpringPaths(springPaths.WritableDirectory);
                downloader.GetResource(DownloadType.ENGINE, engine);
            });
            CefWrapper.RegisterApiFunction("downloadMod", (string game) => { downloader.GetResource(DownloadType.MOD, game); });
            CefWrapper.RegisterApiFunction("downloadMap", (string map) => { downloader.GetResource(DownloadType.MAP, map); });
            CefWrapper.RegisterApiFunction(
                "abortDownload",
                (string name) =>
            {
                downloader.Downloads.FirstOrDefault(d => d.Name == name)?.Abort();
            });

            CefWrapper.RegisterApiFunction(
                "startSpringScript",
                (string engineVer, string script) =>
            {
                if (runningSpring != null)
                {
                    return(null);
                }
                // Ultimately we should get rid of the concept of a "current set engine", but for now let's work around it.
                var path      = new SpringPaths(springPaths.WritableDirectory);
                runningSpring = new Spring(path);
                runningSpring.SpringExited += (obj, evt) =>
                {
                    CefWrapper.ExecuteJavascript("on_spring_exit(" + (evt.IsCrash ? "true" : "false") + ");");
                    runningSpring = null;
                };
                try
                {
                    runningSpring.RunLocalScriptGame(script, engineVer);
                    return(null);
                }
                catch (Exception e)
                {
                    runningSpring = null;
                    return(e.Message);
                }
            });

            CefWrapper.RegisterApiFunction(
                "connect",
                (string host, int port) =>
            {
                if (connection != null)
                {
                    connection.RequestClose();
                }
                connection = new TcpTransport(host, port);
                connection.ConnectAndRun(
                    async(s) => CefWrapper.ExecuteJavascript(
                        $"on_lobby_message({CefWrapper.mangleUtf8(JsonConvert.SerializeObject(s))})"),
                    async() => { },
                    async(requested) => CefWrapper.ExecuteJavascript(
                        $"on_connection_closed({CefWrapper.mangleUtf8(JsonConvert.SerializeObject(requested))})")
                    );
            });
            CefWrapper.RegisterApiFunction("disconnect", () => connection?.RequestClose());
            CefWrapper.RegisterApiFunction("sendLobbyMessage", (string msg) => connection?.SendLine(CefWrapper.unmangleUtf8(msg) + '\n'));

            CefWrapper.RegisterApiFunction(
                "readConfig",
                () =>
            {
                try { return(JsonConvert.DeserializeObject(File.ReadAllText(startupPath + "/config.json"))); }
                catch (FileNotFoundException) { return(null); }
            });
            CefWrapper.RegisterApiFunction("saveConfig", (object conf) => File.WriteAllText(startupPath + "/config.json",
                                                                                            JsonConvert.SerializeObject(conf, Formatting.Indented)));

            CefWrapper.RegisterApiFunction("setFullscreen", (bool fullscreen) => CefWrapper.SetFullscreen(fullscreen));

            var fileUrl = new Uri(startupPath + "/zkwl/index.html");

            CefWrapper.StartMessageLoop(fileUrl.AbsoluteUri, "black", !config?.lobbyWindowed ?? true);
            CefWrapper.Deinitialize();

            downloader.Dispose();
            springScanner.Dispose();
        }