Exemplo n.º 1
0
func (fh *FileHandle) Read(ctx context.Context, req *fuse.ReadRequest, resp *fuse.ReadResponse) error {
	glog.Infof("Entered Read.\n")
	//TODO: Check if we need to add something here for playlists and drop directories.
	if fh.r == nil {
		if fh.f.name == ".description" {
			glog.Info("Reading description file\n")
			if len(fh.f.artist) < 1 {
				return fuse.ENOENT
			}
			_, err := store.GetArtistPath(fh.f.artist)
			if err != nil {
				return err
			}

			if len(fh.f.album) > 1 {
				_, err = store.GetAlbumPath(fh.f.artist, fh.f.album)
				if err != nil {
					return err
				}
			}
			descBytes, err := store.GetDescription(fh.f.artist, fh.f.album, fh.f.name)
			if err != nil {
				return err
			}
			resp.Data = []byte(descBytes)
			return nil
		}

		glog.Info("There is no file handler.\n")
		return fuse.EIO
	}

	glog.Infof("Reading file: %s.\n", fh.r.Name())
	if _, err := fh.r.Seek(req.Offset, 0); err != nil {
		return err
	}
	buf := make([]byte, req.Size)
	n, err := fh.r.Read(buf)
	resp.Data = buf[:n]
	if err != nil && err != io.EOF {
		glog.Error(err)
		return err
	}
	return nil
}
Exemplo n.º 2
0
func (d *Dir) Lookup(ctx context.Context, name string) (fs.Node, error) {
	glog.Infof("Entering Lookup with artist: %s, album: %s and name: %s.\n", d.artist, d.album, name)
	if name == ".description" {
		return &File{artist: d.artist, album: d.album, song: name, name: name, mPoint: d.mPoint}, nil
	}

	if name[0] == '.' {
		return nil, fuse.EIO
	}

	if len(d.artist) < 1 {
		if name == "drop" {
			return &Dir{fs: d.fs, artist: "drop", album: "", mPoint: d.mPoint}, nil
		}
		if name == "playlists" {
			return &Dir{fs: d.fs, artist: "playlists", album: "", mPoint: d.mPoint}, nil
		}

		_, err := store.GetArtistPath(name)
		if err != nil {
			glog.Info(err)
			return nil, err
		}
		return &Dir{fs: d.fs, artist: name, album: "", mPoint: d.mPoint}, nil
	}

	if len(d.album) < 1 && d.artist != "drop" && d.artist != "playlists" {
		_, err := store.GetAlbumPath(d.artist, name)
		if err != nil {
			glog.Info(err)
			return nil, err
		}
		return &Dir{fs: d.fs, artist: d.artist, album: name, mPoint: d.mPoint}, nil
	}

	var err error
	if d.artist == "drop" {
		_, err = store.GetDropFilePath(name, d.mPoint)
		if err != nil {
			glog.Info(err)
			return nil, fuse.ENOENT
		}
	} else if d.artist == "playlists" {
		if len(d.album) < 1 {
			_, err = store.GetPlaylistPath(name)
			if err != nil {
				glog.Info(err)
				return nil, fuse.ENOENT
			}
			return &Dir{fs: d.fs, artist: d.artist, album: name, mPoint: d.mPoint}, nil
		} else {
			_, err = store.GetPlaylistFilePath(d.album, name, d.mPoint)
			if err != nil {
				glog.Info(err)
				return nil, fuse.ENOENT
			}
		}
	} else {
		_, err = store.GetFilePath(d.artist, d.album, name)
		if err != nil {
			glog.Info(err)
			return nil, err
		}
	}
	extension := filepath.Ext(name)
	songName := name[:len(name)-len(extension)]
	return &File{artist: d.artist, album: d.album, song: songName, name: name, mPoint: d.mPoint}, nil
}