/// <inheritdoc />
public async Task <LoadResult> LoadFile(IFileSystem fileSystem, UPath path, LoadFileContext loadFileContext)
{
ContractAssertions.IsNotNull(_stateInfo, "stateInfo");
// If the same file is passed to another plugin, take the parent of the current state
var parent = _stateInfo;
var statePath = _stateInfo.AbsoluteDirectory / _stateInfo.FilePath.ToRelative();
if (fileSystem.ConvertPathToInternal(path) == statePath)
{
parent = _stateInfo.ParentStateInfo;
}
// 1. Load file
var loadResult = await _parentPluginManager.LoadFile(fileSystem, path, parent, loadFileContext);
if (!loadResult.IsSuccessful)
{
return(loadResult);
}
// 2. Add file to loaded files
_loadedFiles.Add(loadResult.LoadedState);
return(loadResult);
}
/// <inheritdoc />
public Task <LoadResult> LoadFile(Stream stream, UPath streamName, LoadFileContext loadFileContext)
{
// We don't check for an already loaded file here, since that should never happen
// 1. Create file system action
var fileSystemAction = new Func <IStreamManager, IFileSystem>(streamManager =>
FileSystemFactory.CreateMemoryFileSystem(stream, streamName, streamManager));
// 2. Load file
// A stream has no parent, since it should never occur to be loaded from somewhere deeper in the system
return(LoadFile(fileSystemAction, streamName, null, loadFileContext));
}
/// <inheritdoc />
public async Task <LoadResult> LoadFile(StreamFile streamFile, LoadFileContext loadFileContext)
{
ContractAssertions.IsNotNull(_fileState, "fileState");
// 1. Load file
var loadResult = await _parentFileManager.LoadFile(streamFile, loadFileContext);
if (!loadResult.IsSuccessful)
{
return(loadResult);
}
// 2. Add file to loaded files
_loadedFiles.Add(loadResult.LoadedFileState);
return(loadResult);
}
public Task <LoadResult> LoadFile(string file, Guid pluginId, LoadFileContext loadFileContext)
{
// 1. Get UPath
var path = new UPath(file);
// If file is already loaded
if (IsLoaded(path))
{
return(Task.FromResult(new LoadResult(GetLoadedFile(path))));
}
// 2. Create file system action
var fileSystemAction = new Func <IStreamManager, IFileSystem>(streamManager =>
FileSystemFactory.CreatePhysicalFileSystem(path.GetDirectory(), streamManager));
// 3. Load file
// Physical files don't have a parent, if loaded like this
return(LoadFile(fileSystemAction, path.GetName(), null, pluginId, loadFileContext));
}
/// <inheritdoc />
public Task <LoadResult> LoadFile(IStateInfo stateInfo, IArchiveFileInfo afi, LoadFileContext loadFileContext)
{
return(_parentPluginManager.LoadFile(stateInfo, afi, loadFileContext));
}
/// <inheritdoc />
public Task <LoadResult> LoadFile(IFileSystem fileSystem, UPath path, LoadFileContext loadFileContext)
{
return(LoadFile(fileSystem, path, Guid.Empty, loadFileContext));
}
private async Task <LoadResult> LoadFile(Func <IStreamManager, IFileSystem> fileSystemAction, UPath path, IStateInfo parentStateInfo, Guid pluginId, LoadFileContext loadFileContext)
{
// 1. Create stream manager
var streamManager = _streamMonitor.CreateStreamManager();
// 2. Create file system
var fileSystem = fileSystemAction(streamManager);
// 3. Find plugin
IFilePlugin plugin = null;
if (pluginId != Guid.Empty)
{
plugin = _filePluginLoaders.Select(pl => pl.GetPlugin(pluginId)).First();
}
var progress = loadFileContext.Progress ?? _progress;
var isRunning = progress.IsRunning();
if (!isRunning)
{
progress.StartProgress();
}
// 4. Load file
var loadResult = await _fileLoader.LoadAsync(fileSystem, path, new LoadInfo
{
ParentStateInfo = parentStateInfo,
StreamManager = streamManager,
PluginManager = this,
Plugin = plugin,
Progress = progress,
DialogManager = new InternalDialogManager(_dialogManager, loadFileContext.Options),
AllowManualSelection = AllowManualSelection
});
if (!isRunning)
{
progress.FinishProgress();
}
if (!loadResult.IsSuccessful)
{
return(loadResult);
}
// 5. Add file to loaded files
lock (_loadedFilesLock)
{
_loadedFiles.Add(loadResult.LoadedState);
}
return(loadResult);
}
/// <inheritdoc />
public Task <LoadResult> LoadFile(Stream stream, UPath streamName, LoadFileContext loadFileContext)
{
return(LoadFile(stream, streamName, Guid.Empty, loadFileContext));
}
/// <inheritdoc />
public Task <LoadResult> LoadFile(IFileSystem fileSystem, UPath path, Guid pluginId, IStateInfo parentStateInfo, LoadFileContext loadFileContext)
{
// Downside of not having ArchiveChildren is not having the states saved below automatically when opened file is saved
// If file is loaded
var absoluteFilePath = UPath.Combine(fileSystem.ConvertPathToInternal(UPath.Root), path.ToRelative());
if (IsLoaded(absoluteFilePath))
{
return(Task.FromResult(new LoadResult(GetLoadedFile(absoluteFilePath))));
}
// 1. Create file system action
var fileSystemAction = new Func <IStreamManager, IFileSystem>(fileSystem.Clone);
// 2. Load file
// Only if called by a SubPluginManager the parent state is not null
// Does not add ArchiveChildren to parent state
return(LoadFile(fileSystemAction, path, parentStateInfo, pluginId, loadFileContext));
}
/// <inheritdoc />
public Task <LoadResult> LoadFile(IFileSystem fileSystem, UPath path, Guid pluginId, LoadFileContext loadFileContext)
{
return(LoadFile(fileSystem, path, pluginId, null, loadFileContext));
}
/// <inheritdoc />
public Task <LoadResult> LoadFile(IFileSystem fileSystem, UPath path, IStateInfo parentStateInfo, LoadFileContext loadFileContext)
{
return(LoadFile(fileSystem, path, Guid.Empty, parentStateInfo, loadFileContext));
}
/// <inheritdoc />
public async Task <LoadResult> LoadFile(IStateInfo stateInfo, ArchiveFileInfo afi, Guid pluginId, LoadFileContext loadFileContext)
{
// If stateInfo is no archive state
if (!(stateInfo.PluginState is IArchiveState archiveState))
{
throw new InvalidOperationException("The state represents no archive.");
}
// If file is already loaded
var absoluteFilePath = UPath.Combine(stateInfo.AbsoluteDirectory, stateInfo.FilePath.ToRelative(), afi.FilePath.ToRelative());
if (IsLoaded(absoluteFilePath))
{
return(new LoadResult(GetLoadedFile(absoluteFilePath)));
}
// 1. Create file system action
var fileSystemAction = new Func <IStreamManager, IFileSystem>(streamManager =>
FileSystemFactory.CreateAfiFileSystem(stateInfo, UPath.Root, streamManager));
// 2. Load file
// ArchiveFileInfos have stateInfo as their parent, if loaded like this
var loadResult = await LoadFile(fileSystemAction, afi.FilePath, stateInfo, pluginId, loadFileContext);
if (!loadResult.IsSuccessful)
{
return(loadResult);
}
// 3. Add archive child to parent
// ArchiveChildren are only added, if a file is loaded like this
stateInfo.ArchiveChildren.Add(loadResult.LoadedState);
return(loadResult);
}
/// <inheritdoc />
public Task <LoadResult> LoadFile(IStateInfo stateInfo, ArchiveFileInfo afi, LoadFileContext loadFileContext)
{
return(LoadFile(stateInfo, afi, Guid.Empty, loadFileContext));
}
/// <inheritdoc />
public Task <LoadResult> LoadFile(string file, LoadFileContext loadFileContext)
{
return(LoadFile(file, Guid.Empty, loadFileContext));
}
/// <inheritdoc />
public Task <LoadResult> LoadFile(IFileState fileState, IArchiveFileInfo afi, LoadFileContext loadFileContext)
{
return(_parentFileManager.LoadFile(fileState, afi, loadFileContext));
}