public int DeleteDirectory(string filename, DokanFileInfo info)
{
PFSDirectory dir = GetDirectory(filename);
if (dir == null)
{
return(-1);
}
Queue <string> todel = new Queue <string>();
foreach (KeyValuePair <ulong, ChunkMetadata> cmd in chunkMetadata)
{
foreach (KeyValuePair <string, FileMetadata> file in cmd.Value.files)
{
if (GetPath(file.Key) != filename)
{
continue;
}
todel.Enqueue(file.Key);
}
while (todel.Count > 0)
{
string curItem = todel.Dequeue();
DeleteFile(curItem, info);
}
}
directories.Remove(filename);
// Check if we should save
EditSave();
return(0);
}
private PFSDirectory GetDirectory(string fulldir)
{
// Hard fix : Root dir
if (fulldir == "\\")
{
return(directories["\\"]);
}
// Split fulldir into parts
List <string> dirs = new List <string>(fulldir.Split("\\".ToCharArray(), StringSplitOptions.RemoveEmptyEntries));
string basedir = "\\" + dirs[0];
// Remove basedir from array (Splicing)
dirs.RemoveAt(0);
if (!directories.ContainsKey(basedir))
{
return(null);
}
PFSDirectory current = directories[basedir];
foreach (string dir in dirs)
{
if (!current.innerdirs.ContainsKey(dir))
{
return(null);
}
current = current.innerdirs[dir];
}
return(current);
}
private void LoadMetadata(string[] metadataFiles)
{
chunkMetadata = new Dictionary <ulong, ChunkMetadata>();
files = new Dictionary <string, ulong>();
Console.WriteLine("Loading " + metadataFiles.LongLength + " metadata files...");
Regex _regex = new Regex(@"(.*)chunk-([0-9]+)\.meta$");
// Load every file
foreach (string mdpath in metadataFiles)
{
Match match = _regex.Match(mdpath);
if (!match.Success)
{
continue;
}
ulong chunkId;
if (!ulong.TryParse(match.Groups[2].Value, out chunkId))
{
continue;
}
Console.WriteLine(" - Loading chunk #" + chunkId + " metadata...");
chunkMetadata[chunkId] = metadata.LoadChunkMetadata(chunkId);
foreach (KeyValuePair <string, FileMetadata> file in chunkMetadata[chunkId].files)
{
files[file.Key] = chunkId;
}
}
// Load directories
directories = metadata.LoadDirectoryMetadata();
// Hard fix : Root dir
// Root data
rootData = new FileInformation
{
Attributes = FileAttributes.Directory | FileAttributes.Hidden | FileAttributes.System,
CreationTime = DateTime.Now,
LastAccessTime = DateTime.Now,
LastWriteTime = DateTime.Now,
FileName = settings.mountPoint,
Length = 0
};
// Root Dir Entry
directories["\\"] = new PFSDirectory {
name = "\\", info = rootData, innerdirs = null
};
Console.WriteLine(" - Loading directories metadata...");
Console.WriteLine("Metadata loaded...");
}
public int CreateDirectory(string filename, DokanFileInfo info)
{
if (GetDirectory(filename) == null)
{
// Split fulldir into parts
List <string> dirs = new List <string>(filename.Split("\\".ToCharArray(), StringSplitOptions.RemoveEmptyEntries));
string basedir = "\\" + dirs[0];
// Remove basedir from array (Splicing)
dirs.RemoveAt(0);
if (!directories.ContainsKey(basedir))
{
PFSDirectory basedirval = new PFSDirectory
{
name = GetFilename(basedir),
info = new FileInformation
{
Attributes = FileAttributes.Directory, FileName = GetFilename(basedir), Length = 0,
CreationTime = DateTime.Now, LastAccessTime = DateTime.Now, LastWriteTime = DateTime.Now
},
innerdirs = new Dictionary <string, PFSDirectory>()
};
directories.Add(basedir, basedirval);
}
PFSDirectory current = directories[basedir];
foreach (string dir in dirs)
{
if (!current.innerdirs.ContainsKey(dir))
{
PFSDirectory dirval = new PFSDirectory
{
name = GetFilename(dir),
info = new FileInformation
{
Attributes = FileAttributes.Directory, FileName = GetFilename(dir), Length = 0,
CreationTime = DateTime.Now, LastAccessTime = DateTime.Now, LastWriteTime = DateTime.Now
},
innerdirs = new Dictionary <string, PFSDirectory>()
};
current.innerdirs.Add(dir, dirval);
}
current = current.innerdirs[dir];
}
}
// Check if we should save
EditSave();
return(0);
}
public int GetFileInformation(string filename, ref FileInformation fileinfo, DokanFileInfo info)
{
// Is it a directory?
PFSDirectory dir = GetDirectory(filename);
if (dir != null)
{
fileinfo = dir.info;
return(0);
}
// Or is it a file?
else if (files.ContainsKey(filename))
{
fileinfo = chunkMetadata[files[filename]].files[filename].fileinfo;
return(0);
}
return(-DokanNet.ERROR_FILE_NOT_FOUND);
}
public int FindFiles(string filename, System.Collections.ArrayList ofiles, DokanFileInfo info)
{
// THIS SHOULD ALWAYS EXISTS -- IF IT DOESN'T.. SCREW YOU WINDOWS!
PFSDirectory dir = GetDirectory(filename);
// Still, a little check should be done anyway.
if (dir == null)
{
return(-1);
}
// Get file list
foreach (KeyValuePair <string, ulong> file in files)
{
if (GetPath(file.Key) != filename)
{
continue;
}
FileInformation fi = chunkMetadata[file.Value].files[file.Key].fileinfo;
ofiles.Add(fi);
}
// Hard Fix : Root dir
if (filename == "\\")
{
foreach (PFSDirectory innerdir in directories.Values)
{
if (innerdir.name == "\\")
{
continue;
}
ofiles.Add(innerdir.info);
}
return(0);
}
// Get directory list
foreach (PFSDirectory innerdir in dir.innerdirs.Values)
{
ofiles.Add(innerdir.info);
}
return(0);
}
public int MoveFile(string filename, string newname, bool replace, DokanFileInfo info)
{
PFSDirectory dir = GetDirectory(filename);
// Is it a file?
if (files.ContainsKey(filename))
{
ulong id = files[filename];
// Change File record and metadata
files.Add(newname, id);
chunkMetadata[id].files.Add(newname, chunkMetadata[id].files[filename]);
chunkMetadata[id].files[newname].fileinfo.FileName = GetFilename(newname);
// Load and change inner Chunk record (if loaded)
if (loadedChunks.ContainsKey(id))
{
loadedChunks[id].files.Add(newname, loadedChunks[id].files[filename]);
// Remove old file from chunk
loadedChunks[id].files.Remove(filename);
}
// Remove old record from metadata and filelist
chunkMetadata[id].files.Remove(filename);
files.Remove(filename);
// Check if we should save
EditSave();
return(0);
}
// Or is it a directory
else if (dir != null)
{
// Check if it's a root dir
if (directories.ContainsKey(filename))
{
directories.Add(newname, directories[filename]);
directories[newname].name = directories[newname].info.FileName = GetFilename(newname);
directories.Remove(filename);
}
else
{
// Find parent dir
// Split fulldir into parts
List <string> dirs = new List <string>(filename.Split("\\".ToCharArray(), StringSplitOptions.RemoveEmptyEntries));
string basedir = "\\" + dirs[0];
// Remove basedir from array (Splicing)
dirs.RemoveAt(0);
PFSDirectory current = directories[basedir];
string targetName = GetFilename(filename), newfname = GetFilename(newname);
foreach (string dirp in dirs)
{
if (dirp == targetName)
{
current.innerdirs.Add(newfname, current.innerdirs[targetName]);
current.innerdirs.Remove(targetName);
current = current.innerdirs[newfname];
current.name = current.info.FileName = newfname;
break;
}
current = current.innerdirs[dirp];
}
}
Queue <Tuple <string, string> > renames = new Queue <Tuple <string, string> >();
foreach (KeyValuePair <ulong, ChunkMetadata> cmd in chunkMetadata)
{
bool isChunkLoaded = loadedChunks.ContainsKey(cmd.Key);
foreach (KeyValuePair <string, FileMetadata> file in cmd.Value.files)
{
if (file.Key.IndexOf(filename + "\\") < 0)
{
continue;
}
string newpath = file.Key.Replace(filename, newname);
renames.Enqueue(new Tuple <string, string>(file.Key, newpath));
}
while (renames.Count > 0)
{
Tuple <string, string> curItem = renames.Dequeue();
files.Add(curItem.Item2, files[curItem.Item1]);
files.Remove(curItem.Item1);
chunkMetadata[cmd.Key].files.Add(curItem.Item2, chunkMetadata[cmd.Key].files[curItem.Item1]);
chunkMetadata[cmd.Key].files.Remove(curItem.Item1);
if (isChunkLoaded)
{
loadedChunks[cmd.Key].files.Add(curItem.Item2, loadedChunks[cmd.Key].files[curItem.Item1]);
loadedChunks[cmd.Key].files.Remove(curItem.Item1);
}
}
}
// Check if we should save
EditSave();
return(0);
}
return(-1);
}
