/// <summary>
/// Starts up the IPC listner channel to wait for message from other instances.
/// </summary>
/// <param name="p_eifEnvironmentInfo">The application's envrionment info.</param>
/// <param name="p_gmdGameModeInfo">The descriptor of the game mode for which mods are being managed.</param>
/// <param name="p_mmgModManager">The mod manager to use to manage mods.</param>
/// <param name="p_frmMainForm">The main application form.</param>
public static IMessager InitializeListener(EnvironmentInfo p_eifEnvironmentInfo, IGameModeDescriptor p_gmdGameModeInfo, ModManager p_mmgModManager, MainForm p_frmMainForm)
{
if (m_schMessagerChannel != null)
throw new InvalidOperationException("The IPC Channel has already been created as a SERVER.");
string strUri = String.Format("{0}-{1}IpcServer", p_eifEnvironmentInfo.Settings.ModManagerName, p_gmdGameModeInfo.ModeId);
m_schMessagerChannel = new IpcServerChannel(strUri);
ChannelServices.RegisterChannel(m_schMessagerChannel, true);
MessagerServer msgMessager = new MessagerServer(p_mmgModManager, p_frmMainForm);
string strEndpoint = String.Format("{0}Listener", p_gmdGameModeInfo.ModeId);
RemotingServices.Marshal(msgMessager, strEndpoint, typeof(IMessager));
strUri += "/" + strEndpoint;
string strTraceInfo = String.Format("Setting up listener on {0} at {1}", strUri, DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss"));
Trace.TraceInformation(strTraceInfo);
return msgMessager;
}
/// <summary>
/// Starts up the IPC listner channel to wait for message from other instances.
/// </summary>
/// <param name="p_eifEnvironmentInfo">The application's envrionment info.</param>
/// <param name="p_gmdGameModeInfo">The descriptor of the game mode for which mods are being managed.</param>
/// <param name="p_mmgModManager">The mod manager to use to manage mods.</param>
/// <param name="p_frmMainForm">The main application form.</param>
public static IMessager InitializeListener(EnvironmentInfo p_eifEnvironmentInfo, IGameModeDescriptor p_gmdGameModeInfo, ModManager p_mmgModManager, MainForm p_frmMainForm)
{
if (m_schMessagerChannel != null)
{
throw new InvalidOperationException("The IPC Channel has already been created as a SERVER.");
}
string strUri = String.Format("{0}-{1}IpcServer", CommonData.ModManagerName, p_gmdGameModeInfo.ModeId);
m_schMessagerChannel = new IpcServerChannel(strUri);
ChannelServices.RegisterChannel(m_schMessagerChannel, true);
MessagerServer msgMessager = new MessagerServer(p_mmgModManager, p_frmMainForm);
string strEndpoint = String.Format("{0}Listener", p_gmdGameModeInfo.ModeId);
RemotingServices.Marshal(msgMessager, strEndpoint, typeof(IMessager));
strUri += "/" + strEndpoint;
string strTraceInfo = String.Format("Setting up listener on {0} at {1}", strUri, DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss"));
Trace.TraceInformation(strTraceInfo);
return(msgMessager);
}
/// <summary>
/// Runs the applications
/// </summary>
/// <remarks>
/// This method makes sure the environment is sane. If so, it creates the required services
/// and launches the main form.
/// </remarks>
/// <param name="args">The command line arguments passed to the application.</param>
/// <returns><c>true</c> if the application started as expected;
/// <c>false</c> otherwise.</returns>
public bool RunMainForm(string[] args)
{
if (!SandboxCheck(_environmentInfo))
{
return(false);
}
SetCompressorPath(_environmentInfo);
var deletedDll = CheckModScriptDLL();
string requestedGameMode = null;
Uri modToAdd = null;
if (args.Length > 0 && !args[0].StartsWith("-"))
{
if (Uri.TryCreate(args[0], UriKind.Absolute, out modToAdd) && modToAdd.Scheme.Equals("nxm", StringComparison.OrdinalIgnoreCase))
{
requestedGameMode = DetermineRequestedGameMode(modToAdd.Host);
}
}
else
{
for (var i = 0; i < args.Length; i++)
{
var strArg = args[i];
if (strArg == "-game")
{
requestedGameMode = args[i + 1];
Trace.Write("Game Specified On Command line: " + requestedGameMode + ") ");
}
}
}
var changeDefaultGameMode = false;
var supportedGames = GetSupportedGameModes();
do
{
var fontSetResolver = SetUpFonts();
var installedGames = GetInstalledGameModes(supportedGames);
if (installedGames == null)
{
Trace.TraceInformation("No installed games.");
MessageBox.Show($"No games were detected! {_environmentInfo.Settings.ModManagerName} will now close.", "No Games", MessageBoxButtons.OK, MessageBoxIcon.Error);
return(false);
}
CheckIfDefaultGameModeIsInstalled(installedGames);
var selector = new GameModeSelector(supportedGames, installedGames, _environmentInfo);
var gameModeFactory = selector.SelectGameMode(requestedGameMode, changeDefaultGameMode);
if (selector.RescanRequested)
{
_environmentInfo.Settings.InstalledGamesDetected = false;
_environmentInfo.Settings.Save();
changeDefaultGameMode = true;
continue;
}
if (gameModeFactory == null)
{
return(false);
}
Trace.TraceInformation($"Game Mode Factory Selected: {gameModeFactory.GameModeDescriptor.Name} ({gameModeFactory.GameModeDescriptor.ModeId})");
Mutex gameModeMutex = null;
var ownsMutex = false;
try
{
for (var attemptCount = 0; attemptCount < 3; attemptCount++)
{
Trace.TraceInformation($"Creating Game Mode mutex (Attempt: {attemptCount})");
gameModeMutex = new Mutex(true, $"{_environmentInfo.Settings.ModManagerName}-{gameModeFactory.GameModeDescriptor.ModeId}-GameModeMutex", out ownsMutex);
//If the mutex is owned, you are the first instance of the mod manager for game mode, so break out of loop.
if (ownsMutex)
{
break;
}
try
{
//If the mutex isn't owned, attempt to talk across the messager.
using (var messager = MessagerClient.GetMessager(_environmentInfo, gameModeFactory.GameModeDescriptor))
{
if (messager != null)
{
//Messenger was created OK, send download request, or bring to front.
if (modToAdd != null)
{
Trace.TraceInformation($"Messaging to add: {modToAdd}");
messager.AddMod(modToAdd.ToString());
}
else
{
Trace.TraceInformation("Messaging to bring to front.");
messager.BringToFront();
}
return(true);
}
}
gameModeMutex.Close();
gameModeMutex = null;
}
catch (InvalidOperationException)
{
var stbPromptMessage = new StringBuilder();
stbPromptMessage.AppendLine($"{_environmentInfo.Settings.ModManagerName} was unable to start. It appears another instance of {_environmentInfo.Settings.ModManagerName} is already running.");
stbPromptMessage.AppendLine($"If you were trying to download multiple files, wait for {_environmentInfo.Settings.ModManagerName} to start before clicking on a new file download.");
MessageBox.Show(stbPromptMessage.ToString(), "Already running", MessageBoxButtons.OK, MessageBoxIcon.Information);
return(false);
}
//Messenger couldn't be created, so sleep for a few seconds to give time for opening
// the running copy of the mod manager to start up/shut down
Thread.Sleep(TimeSpan.FromSeconds(5.0d));
}
if (!ownsMutex)
{
var htlListener = (HeaderlessTextWriterTraceListener)Trace.Listeners["DefaultListener"];
htlListener.ChangeFilePath(Path.Combine(Path.GetDirectoryName(htlListener.FilePath), "Messager" + Path.GetFileName(htlListener.FilePath)));
Trace.TraceInformation("THIS IS A MESSAGER TRACE LOG.");
if (!htlListener.TraceIsForced)
{
htlListener.SaveToFile();
}
var stbPromptMessage = new StringBuilder();
stbPromptMessage.AppendLine($"{_environmentInfo.Settings.ModManagerName} was unable to start. It appears another instance of {_environmentInfo.Settings.ModManagerName} is already running.");
stbPromptMessage.AppendLine("A Trace Log file was created at:");
stbPromptMessage.AppendLine(htlListener.FilePath);
stbPromptMessage.AppendLine("Before reporting the issue, don't close this window and check for a fix here (you can close it afterwards):");
stbPromptMessage.AppendLine(NexusLinks.FAQs);
stbPromptMessage.AppendLine("If you can't find a solution, please make a bug report and attach the TraceLog file here:");
stbPromptMessage.AppendLine(NexusLinks.Issues);
MessageBox.Show(stbPromptMessage.ToString(), "Error", MessageBoxButtons.OK, MessageBoxIcon.Information);
return(false);
}
ApplicationInitializer appInitializer = null;
while ((appInitializer == null) || (appInitializer.Status == TaskStatus.Retrying))
{
appInitializer = new ApplicationInitializer(_environmentInfo, fontSetResolver, deletedDll);
var appInitializerForm = new ApplicationInitializationForm(appInitializer);
appInitializer.Initialize(gameModeFactory, SynchronizationContext.Current);
appInitializerForm.ShowDialog();
}
if (appInitializer.Status != TaskStatus.Complete)
{
if (appInitializer.Status == TaskStatus.Error)
{
return(false);
}
changeDefaultGameMode = true;
DisposeServices(appInitializer.Services);
continue;
}
var gameMode = appInitializer.GameMode;
var services = appInitializer.Services;
var mainFormViewModel = new MainFormVM(_environmentInfo, installedGames, gameMode, services.ModRepository, services.DownloadMonitor, services.ModActivationMonitor, services.ModManager, services.PluginManager);
var mainForm = new MainForm(mainFormViewModel);
using (var msgMessager = MessagerServer.InitializeListener(_environmentInfo, gameMode, services.ModManager, mainForm))
{
if (modToAdd != null)
{
Trace.TraceInformation("Adding mod: " + modToAdd);
msgMessager.AddMod(modToAdd.ToString());
modToAdd = null;
}
Trace.TraceInformation("Running Application.");
try
{
Application.Run(mainForm);
services.ModInstallLog.Backup();
requestedGameMode = mainFormViewModel.RequestedGameMode;
changeDefaultGameMode = mainFormViewModel.DefaultGameModeChangeRequested;
}
finally
{
DisposeServices(services);
gameMode.Dispose();
}
}
}
finally
{
if (gameModeMutex != null)
{
if (ownsMutex)
{
gameModeMutex.ReleaseMutex();
}
gameModeMutex.Close();
}
FileUtil.ForceDelete(_environmentInfo.TemporaryPath);
//Clean up created font's.
FontManager.Dispose();
}
} while (!string.IsNullOrEmpty(requestedGameMode) || changeDefaultGameMode);
return(true);
}
/// <summary>
/// Runs the applications
/// </summary>
/// <remarks>
/// This method makes sure the environment is sane. If so, it creates the required services
/// and launches the main form.
/// </remarks>
/// <param name="p_strArgs">The command line arguments passed to the application.</param>
/// <returns><c>true</c> if the application started as expected;
/// <c>false</c> otherwise.</returns>
public bool RunMainForm(string[] p_strArgs)
{
if (!SandboxCheck(m_eifEnvironmentInfo))
return false;
SetCompressorPath(m_eifEnvironmentInfo);
string strRequestedGameMode = null;
string[] strArgs = p_strArgs;
Uri uriModToAdd = null;
if ((p_strArgs.Length > 0) && !p_strArgs[0].StartsWith("-"))
{
if (Uri.TryCreate(p_strArgs[0], UriKind.Absolute, out uriModToAdd) && uriModToAdd.Scheme.Equals("nxm", StringComparison.OrdinalIgnoreCase))
strRequestedGameMode = uriModToAdd.Host;
}
else
for (Int32 i = 0; i < p_strArgs.Length; i++)
{
string strArg = p_strArgs[i];
if (strArg.StartsWith("-"))
{
switch (strArg)
{
case "-game":
strRequestedGameMode = p_strArgs[i + 1];
Trace.Write("Game Specified On Command line: " + strRequestedGameMode + ") ");
break;
}
}
}
bool booChangeDefaultGameMode = false;
GameModeRegistry gmrSupportedGames = GetSupportedGameModes();
do
{
NexusFontSetResolver nfrResolver = SetUpFonts();
GameModeRegistry gmrInstalledGames = GetInstalledGameModes(gmrSupportedGames);
if (gmrInstalledGames == null)
{
Trace.TraceInformation("No installed games.");
MessageBox.Show(String.Format("No games were detected! {0} will now close.", m_eifEnvironmentInfo.Settings.ModManagerName), "No Games", MessageBoxButtons.OK, MessageBoxIcon.Error);
return false;
}
GameModeSelector gmsSelector = new GameModeSelector(gmrSupportedGames, gmrInstalledGames, m_eifEnvironmentInfo);
IGameModeFactory gmfGameModeFactory = gmsSelector.SelectGameMode(strRequestedGameMode, booChangeDefaultGameMode);
if (gmsSelector.RescanRequested)
{
m_eifEnvironmentInfo.Settings.InstalledGamesDetected = false;
m_eifEnvironmentInfo.Settings.Save();
booChangeDefaultGameMode = true;
continue;
}
if (gmfGameModeFactory == null)
return false;
Trace.TraceInformation(String.Format("Game Mode Factory Selected: {0} ({1})", gmfGameModeFactory.GameModeDescriptor.Name, gmfGameModeFactory.GameModeDescriptor.ModeId));
Mutex mtxGameModeMutex = null;
bool booOwnsMutex = false;
try
{
for (Int32 intAttemptCount = 0; intAttemptCount < 3; intAttemptCount++)
{
Trace.TraceInformation("Creating Game Mode mutex (Attempt: {0})", intAttemptCount);
mtxGameModeMutex = new Mutex(true, String.Format("{0}-{1}-GameModeMutex", m_eifEnvironmentInfo.Settings.ModManagerName, gmfGameModeFactory.GameModeDescriptor.ModeId), out booOwnsMutex);
//If the mutex is owned, you are the first instance of the mod manager for game mode, so break out of loop.
if (booOwnsMutex)
break;
try
{
//If the mutex isn't owned, attempt to talk across the messager.
using (IMessager msgMessager = MessagerClient.GetMessager(m_eifEnvironmentInfo, gmfGameModeFactory.GameModeDescriptor))
{
if (msgMessager != null)
{
//Messenger was created OK, send download request, or bring to front.
if (uriModToAdd != null)
{
Trace.TraceInformation(String.Format("Messaging to add: {0}", uriModToAdd));
msgMessager.AddMod(uriModToAdd.ToString());
}
else
{
Trace.TraceInformation(String.Format("Messaging to bring to front."));
msgMessager.BringToFront();
}
return true;
}
}
mtxGameModeMutex.Close();
mtxGameModeMutex = null;
}
catch (InvalidOperationException)
{
StringBuilder stbPromptMessage = new StringBuilder();
stbPromptMessage.AppendFormat("{0} was unable to start. It appears another instance of {0} is already running.", m_eifEnvironmentInfo.Settings.ModManagerName).AppendLine();
stbPromptMessage.AppendFormat("If you were trying to download multiple files, wait for {0} to start before clicking on a new file download.", m_eifEnvironmentInfo.Settings.ModManagerName).AppendLine();
MessageBox.Show(stbPromptMessage.ToString(), "Already running", MessageBoxButtons.OK, MessageBoxIcon.Information);
return false;
}
//Messenger couldn't be created, so sleep for a few seconds to give time for opening
// the running copy of the mod manager to start up/shut down
Thread.Sleep(TimeSpan.FromSeconds(5.0d));
}
if (!booOwnsMutex)
{
HeaderlessTextWriterTraceListener htlListener = (HeaderlessTextWriterTraceListener)Trace.Listeners["DefaultListener"];
htlListener.ChangeFilePath(Path.Combine(Path.GetDirectoryName(htlListener.FilePath), "Messager" + Path.GetFileName(htlListener.FilePath)));
Trace.TraceInformation("THIS IS A MESSAGER TRACE LOG.");
if (!htlListener.TraceIsForced)
htlListener.SaveToFile();
StringBuilder stbPromptMessage = new StringBuilder();
stbPromptMessage.AppendFormat("{0} was unable to start. It appears another instance of {0} is already running.", m_eifEnvironmentInfo.Settings.ModManagerName).AppendLine();
stbPromptMessage.AppendLine("A Trace Log file was created at:");
stbPromptMessage.AppendLine(htlListener.FilePath);
stbPromptMessage.AppendLine("Before reporting the issue, don't close this window and check for a fix here (you can close it afterwards):");
stbPromptMessage.AppendLine(NexusLinks.FAQs);
stbPromptMessage.AppendLine("If you can't find a solution, please make a bug report and attach the TraceLog file here:");
stbPromptMessage.AppendLine(NexusLinks.Issues);
MessageBox.Show(stbPromptMessage.ToString(), "Error", MessageBoxButtons.OK, MessageBoxIcon.Information);
return false;
}
//ApplicationInitializer ainInitializer = new ApplicationInitializer(m_eifEnvironmentInfo, nfrResolver);
//ApplicationInitializationForm frmAppInitilizer = new ApplicationInitializationForm(ainInitializer);
//ainInitializer.Initialize(gmfGameModeFactory, SynchronizationContext.Current);
//frmAppInitilizer.ShowDialog();
ApplicationInitializer ainInitializer = null;
ApplicationInitializationForm frmAppInitilizer = null;
while ((ainInitializer == null) || (ainInitializer.Status == TaskStatus.Retrying))
{
ainInitializer = new ApplicationInitializer(m_eifEnvironmentInfo, nfrResolver);
frmAppInitilizer = new ApplicationInitializationForm(ainInitializer);
ainInitializer.Initialize(gmfGameModeFactory, SynchronizationContext.Current);
frmAppInitilizer.ShowDialog();
}
if (ainInitializer.Status != TaskStatus.Complete)
{
if (ainInitializer.Status == TaskStatus.Error)
return false;
booChangeDefaultGameMode = true;
DisposeServices(ainInitializer.Services);
continue;
}
IGameMode gmdGameMode = ainInitializer.GameMode;
ServiceManager svmServices = ainInitializer.Services;
MainFormVM vmlMainForm = new MainFormVM(m_eifEnvironmentInfo, gmrInstalledGames, gmdGameMode, svmServices.ModRepository, svmServices.DownloadMonitor, svmServices.ActivateModsMonitor, svmServices.UpdateManager, svmServices.ModManager, svmServices.PluginManager);
MainForm frmMain = new MainForm(vmlMainForm);
using (IMessager msgMessager = MessagerServer.InitializeListener(m_eifEnvironmentInfo, gmdGameMode, svmServices.ModManager, frmMain))
{
if (uriModToAdd != null)
{
Trace.TraceInformation("Adding mod: " + uriModToAdd.ToString());
msgMessager.AddMod(uriModToAdd.ToString());
uriModToAdd = null;
}
Trace.TraceInformation("Running Application.");
try
{
Application.Run(frmMain);
svmServices.ModInstallLog.Backup();
strRequestedGameMode = vmlMainForm.RequestedGameMode;
booChangeDefaultGameMode = vmlMainForm.DefaultGameModeChangeRequested;
}
finally
{
DisposeServices(svmServices);
gmdGameMode.Dispose();
}
}
}
finally
{
if (mtxGameModeMutex != null)
{
if (booOwnsMutex)
mtxGameModeMutex.ReleaseMutex();
mtxGameModeMutex.Close();
}
FileUtil.ForceDelete(m_eifEnvironmentInfo.TemporaryPath);
//Clean up created font's.
FontManager.Dispose();
}
} while (!String.IsNullOrEmpty(strRequestedGameMode) || booChangeDefaultGameMode);
return true;
}