public Result OpenDirectory(out DirectoryHandle handle, U8Span path, OpenDirectoryMode mode)
{
handle = default;
Result rc = FindFileSystem(out FileSystemAccessor fileSystem, out U8Span subPath, path);
if (rc.IsFailure())
{
return(rc);
}
if (IsEnabledAccessLog() && fileSystem.IsAccessLogEnabled)
{
TimeSpan startTime = Time.GetCurrent();
rc = fileSystem.OpenDirectory(out DirectoryAccessor dir, subPath, mode);
handle = new DirectoryHandle(dir);
TimeSpan endTime = Time.GetCurrent();
OutputAccessLog(rc, startTime, endTime, handle, $", path: \"{path.ToString()}\", open_mode: {mode}");
}
else
{
rc = fileSystem.OpenDirectory(out DirectoryAccessor dir, subPath, mode);
handle = new DirectoryHandle(dir);
}
return(rc);
}
public static void CopyDirectory(this FileSystemManager fs, string sourcePath, string destPath,
CreateFileOptions options = CreateFileOptions.None, IProgressReport logger = null)
{
using (DirectoryHandle sourceHandle = fs.OpenDirectory(sourcePath, OpenDirectoryMode.All))
{
foreach (DirectoryEntry entry in fs.ReadDirectory(sourceHandle))
{
string subSrcPath = PathTools.Normalize(PathTools.Combine(sourcePath, entry.Name));
string subDstPath = PathTools.Normalize(PathTools.Combine(destPath, entry.Name));
if (entry.Type == DirectoryEntryType.Directory)
{
fs.EnsureDirectoryExists(subDstPath);
fs.CopyDirectory(subSrcPath, subDstPath, options, logger);
}
if (entry.Type == DirectoryEntryType.File)
{
logger?.LogMessage(subSrcPath);
fs.CreateOrOverwriteFile(subDstPath, entry.Size, options);
fs.CopyFile(subSrcPath, subDstPath, logger);
}
}
}
}
public static IEnumerable <DirectoryEntry> EnumerateEntries(this FileSystemManager fs, string path, string searchPattern, SearchOptions searchOptions)
{
bool ignoreCase = searchOptions.HasFlag(SearchOptions.CaseInsensitive);
bool recurse = searchOptions.HasFlag(SearchOptions.RecurseSubdirectories);
using (DirectoryHandle sourceHandle = fs.OpenDirectory(path, OpenDirectoryMode.All))
{
foreach (DirectoryEntry entry in fs.ReadDirectory(sourceHandle))
{
if (PathTools.MatchesPattern(searchPattern, entry.Name, ignoreCase))
{
yield return(entry);
}
if (entry.Type != DirectoryEntryType.Directory || !recurse)
{
continue;
}
string subPath = PathTools.Normalize(PathTools.Combine(path, entry.Name));
IEnumerable <DirectoryEntry> subEntries = fs.EnumerateEntries(subPath, searchPattern, searchOptions);
foreach (DirectoryEntry subEntry in subEntries)
{
subEntry.FullPath = PathTools.Combine(path, subEntry.Name);
yield return(subEntry);
}
}
}
}
public IEnumerable <DirectoryEntry> ReadDirectory(DirectoryHandle handle)
{
if (IsEnabledAccessLog() && IsEnabledHandleAccessLog(handle))
{
TimeSpan startTime = Time.GetCurrent();
IEnumerable <DirectoryEntry> entries = handle.Directory.Read();
TimeSpan endTime = Time.GetCurrent();
OutputAccessLog(startTime, endTime, handle, string.Empty);
return(entries);
}
return(handle.Directory.Read());
}
public void CloseDirectory(DirectoryHandle handle)
{
if (IsEnabledAccessLog() && IsEnabledHandleAccessLog(handle))
{
TimeSpan startTime = Time.GetCurrent();
handle.Directory.Dispose();
TimeSpan endTime = Time.GetCurrent();
OutputAccessLog(startTime, endTime, handle, string.Empty);
}
else
{
handle.Directory.Dispose();
}
}
public DirectoryHandle OpenDirectory(string path, OpenDirectoryMode mode)
{
FindFileSystem(path.AsSpan(), out FileSystemAccessor fileSystem, out ReadOnlySpan <char> subPath)
.ThrowIfFailure();
DirectoryHandle handle;
if (IsEnabledAccessLog() && fileSystem.IsAccessLogEnabled)
{
TimeSpan startTime = Time.GetCurrent();
DirectoryAccessor dir = fileSystem.OpenDirectory(subPath.ToString(), mode);
handle = new DirectoryHandle(dir);
TimeSpan endTime = Time.GetCurrent();
OutputAccessLog(startTime, endTime, handle, $", path: \"{path}\", open_mode: {mode}");
}
else
{
DirectoryAccessor dir = fileSystem.OpenDirectory(subPath.ToString(), mode);
handle = new DirectoryHandle(dir);
}
return(handle);
}
internal void OutputAccessLog(Result result, TimeSpan startTime, TimeSpan endTime, DirectoryHandle handle, string message, [CallerMemberName] string caller = "")
{
OutputAccessLogImpl(result, startTime, endTime, handle.GetId(), message, caller);
}
internal bool IsEnabledHandleAccessLog(DirectoryHandle handle)
{
return(handle.Directory.Parent.IsAccessLogEnabled);
}
// ==========================
// Operations on directory handles
// ==========================
public int GetDirectoryEntryCount(DirectoryHandle handle)
{
return(handle.Directory.GetEntryCount());
}
public Result GetDirectoryEntryCount(out long count, DirectoryHandle handle)
{
return(handle.Directory.GetEntryCount(out count));
}
public Result ReadDirectory(out long entriesRead, Span <DirectoryEntry> entryBuffer, DirectoryHandle handle)
{
Result rc;
if (IsEnabledAccessLog() && IsEnabledHandleAccessLog(handle))
{
TimeSpan startTime = Time.GetCurrent();
rc = handle.Directory.Read(out entriesRead, entryBuffer);
TimeSpan endTime = Time.GetCurrent();
OutputAccessLog(rc, startTime, endTime, handle, string.Empty);
}
else
{
rc = handle.Directory.Read(out entriesRead, entryBuffer);
}
return(rc);
}
