public SaveMenuLayoutTaskData(AsyncTaskWithProgress task, MenuLayout menuLayout, string path, bool nonDirtying)
: base(task)
{
lock (menuLayout.FileSystem)
{
if (!string.IsNullOrEmpty(path) && System.IO.File.Exists(path))
{
var menuPath = string.Intern(path);
lock (menuPath)
{
BackupPath = path.GetUniqueBackupFilePath();
System.IO.File.Copy(path, BackupPath);
}
}
}
OriginalMenuLayout = menuLayout;
SaveGeneration = menuLayout.SaveGeneration;
if (menuLayout.FileSystem.Origin == FileSystemOrigin.HostComputer)
{
MenuLayoutToSave = menuLayout.FileSystem.Clone().Directories[GlobalDirectoryTable.RootDirectoryNumber] as MenuLayout;
MenuLayoutToSave.FileSystem.Frozen = true;
#if MEASURE_SAVE_PERFORMANCE
MenuLayoutToSave.SaveGeneration = menuLayout.SaveGeneration;
#endif // MEASURE_SAVE_PERFORMANCE
}
else
{
MenuLayoutToSave = menuLayout;
}
Path = path;
NonDirtying = nonDirtying;
}
public static MenuLayout Load(string filePath)
{
MenuLayout menuLayout = null;
#if MEASURE_LOAD_PERFORMANCE
var stopwatch = System.Diagnostics.Stopwatch.StartNew();
try
{
#endif // MEASURE_LOAD_PERFORMANCE
var path = string.Intern(filePath);
lock (path)
{
using (var fileStream = FileUtilities.OpenFileStream(filePath))
{
var overrides = GetAttributeOverrides();
var serializer = new System.Xml.Serialization.XmlSerializer(typeof(MenuLayout), overrides, new System.Type[] { typeof(FileNode), typeof(MenuLayout), typeof(Folder), typeof(Program) }, null, null);
menuLayout = serializer.Deserialize(fileStream) as MenuLayout;
menuLayout.LoadComplete(false);
return(menuLayout);
}
}
#if MEASURE_LOAD_PERFORMANCE
}
finally
{
stopwatch.Stop();
DebugMessage("Load " + filePath + " took " + stopwatch.Elapsed.ToString());
if (menuLayout != null)
{
menuLayout.Logger.Log("Load: " + filePath + " took " + stopwatch.Elapsed.ToString());
}
}
#endif // MEASURE_LOAD_PERFORMANCE
}
/// <summary>
/// Gets the menu layout to save.
/// </summary>
/// <returns>The menu layout to save.</returns>
public MenuLayout GetMenuLayoutToSave()
{
if (MenuLayoutToSave.Crc32 != OriginalMenuLayout.Crc32)
{
MenuLayoutToSave = OriginalMenuLayout.FileSystem.Clone().Directories[GlobalDirectoryTable.RootDirectoryNumber] as MenuLayout;
MenuLayoutToSave.SaveGeneration = OriginalMenuLayout.SaveGeneration;
}
return(MenuLayoutToSave);
}
/// <summary>
/// Synchronizes the host system's MenuLayout to match the contents of a Locutus device.
/// </summary>
/// <param name="device">The Locutus device whose file system is to be imposed upon the Menu Layout of the host PC.</param>
/// <param name="hostMenuLayout">The host PC MenuLayout to be brought in sync with Locutus.</param>
/// <param name="ignoreInconsistentFileSystem">If <c>true</c> and the device's file system is in an inconsistent state, do the sync anyway.</param>
/// <param name="onCompleteHandler">Called upon successful completion of the operation. This argument may be <c>null</c>.</param>
/// <param name="errorHandler">Error handler, used to report errors to the user.</param>
public static void SyncDeviceToHost(this Device device, MenuLayout hostMenuLayout, bool ignoreInconsistentFileSystem, DeviceCommandCompleteHandler onCompleteHandler, DeviceCommandErrorHandler errorHandler)
{
if (device.IsSafeToStartCommand())
{
////var configuration = SingleInstanceApplication.Instance.GetConfiguration<Configuration>();
var customData = new Tuple <MenuLayout, bool>(hostMenuLayout, ignoreInconsistentFileSystem);
var executeCommandTaskData = new ExecuteDeviceCommandAsyncTaskData(device, ProtocolCommandId.MultistagePseudoCommand)
{
Title = Resources.Strings.DeviceMultistageCommand_SyncingToFiles_Title,
ProgressUpdateMode = ExecuteDeviceCommandProgressUpdateMode.Custom,
Data = customData,
OnSuccess = onCompleteHandler,
OnFailure = errorHandler
};
executeCommandTaskData.StartTask(SyncDeviceToHost, true, 1);
}
}
/// <summary>
/// Downloads the host system's MenuLayout file system content to a Locutus device.
/// </summary>
/// <param name="device">The target Locutus device whose file system is to be updated to match that of the host PC.</param>
/// <param name="hostMenuLayout">The host PC MenuLayout to push down to Locutus.</param>
/// <param name="onCompleteHandler">Called upon successful completion of the operation. This argument may be <c>null</c>.</param>
/// <param name="errorHandler">Error handler, used to report errors to the user.</param>
public static void SyncHostToDevice(this Device device, MenuLayout hostMenuLayout, DeviceCommandCompleteHandler onCompleteHandler, DeviceCommandErrorHandler errorHandler)
{
if (device.IsSafeToStartCommand())
{
var executeCommandTaskData = new ExecuteDeviceCommandAsyncTaskData(device, ProtocolCommandId.MultistagePseudoCommand)
{
Title = Resources.Strings.DeviceMultistageCommand_UpdatingFiles_Title,
ProgressUpdateMode = ExecuteDeviceCommandProgressUpdateMode.Custom,
// First bool is whether to reset menu position data (true => REMOVE IT).
// Second bool is whether to update root file name (false => RETAIN IT).
Data = new Tuple <MenuLayout, bool, bool>(hostMenuLayout, true, false),
OnSuccess = onCompleteHandler,
OnFailure = errorHandler
};
executeCommandTaskData.StartTask(SyncHostToDevice, true, 1);
}
}
private static void RestoreFileSystem(AsyncTaskData taskData)
{
var data = (ExecuteDeviceCommandAsyncTaskData)taskData;
var succeeded = false;
try
{
var restoreDirectory = data.Data as string;
var menuLayoutPath = System.IO.Path.Combine(restoreDirectory, Configuration.Instance.DefaultMenuLayoutFileName);
var menuLayout = MenuLayout.Load(menuLayoutPath);
// First bool is whether to reset menu position data (false => RESTORE IT).
// Second bool is whether to update root file name (true => RESTORE IT).
data.Data = new Tuple <MenuLayout, bool, bool>(menuLayout, false, true);
SyncHostToDevice(data);
succeeded = data.Succeeded;
}
finally
{
data.Succeeded = succeeded;
}
}
private static void BackupFileSystem(AsyncTaskData taskData)
{
var data = (ExecuteDeviceCommandAsyncTaskData)taskData;
var succeeded = false;
try
{
var configuration = SingleInstanceApplication.Instance.GetConfiguration <Configuration>();
var romsConfiguration = SingleInstanceApplication.Instance.GetConfiguration <INTV.Shared.Model.RomListConfiguration>();
var roms = SingleInstanceApplication.Instance.Roms;
var device = data.Device;
data.UpdateTaskProgress(0, Resources.Strings.DeviceMultistageCommand_BackupFileSystem_Syncing);
var deviceFileSystemFlags = GetDirtyFlags.Instance.Execute <LfsDirtyFlags>(device.Port, data);
// Always re-fetch the file system. When we're done, tell the UI to refresh.
var fileSystem = DownloadFileSystemTables.Instance.Execute <FileSystem>(device.Port, data);
fileSystem.Status = deviceFileSystemFlags;
data.Result = new FileSystemSyncErrors(deviceFileSystemFlags);
// Retrieve the forks.
var backupDirectory = data.Data as string;
var forksToBackup = fileSystem.Forks.Where(f => f != null);
if (forksToBackup.Any() && !data.AcceptCancelIfRequested())
{
var forkFileNames = new List <string>();
foreach (var fork in forksToBackup)
{
bool dontCare;
var backupDir = backupDirectory; // we don't want to modify backupDirectory
var fileName = GetPathForFork(data, fork, fileSystem, roms, romsConfiguration, ref backupDir, out dontCare);
fileName = System.IO.Path.GetFileName(fileName);
forkFileNames.Add(fileName);
}
succeeded = device.RetrieveForkData(data, forksToBackup, backupDirectory, forkFileNames);
}
else
{
succeeded = data.CancelRequsted;
}
if (succeeded && !data.AcceptCancelIfRequested())
{
data.UpdateTaskProgress(0, Resources.Strings.DeviceMultistageCommand_BackupFileSystem_CreatingMenuLayout);
var menuBackupPath = System.IO.Path.Combine(backupDirectory, configuration.DefaultMenuLayoutFileName);
var menuLayout = new MenuLayout(fileSystem, device.UniqueId);
menuLayout.LoadComplete(false);
menuLayout.Save(menuBackupPath, true);
}
else if (data.CancelRequsted && succeeded)
{
succeeded = true;
}
}
catch (Exception e)
{
System.Diagnostics.Debug.WriteLine(e.Message);
succeeded = false;
if (!string.IsNullOrWhiteSpace(data.FailureMessage))
{
var builder = new System.Text.StringBuilder(Resources.Strings.DeviceMultistageCommand_BackupFileSystem_Failed);
builder.AppendLine().AppendLine(data.FailureMessage);
data.FailureMessage = builder.ToString();
}
else
{
data.FailureMessage = Resources.Strings.DeviceMultistageCommand_BackupFileSystem_Failed;
}
throw;
}
finally
{
data.Succeeded = succeeded;
}
}
