138 lines
4.4 KiB
Python
138 lines
4.4 KiB
Python
from __future__ import absolute_import, unicode_literals
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import re
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from mopidy.models import TlTrack
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# TODO: special handling of local:// uri scheme
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normalize_path_re = re.compile(r'[^/]+')
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def normalize_path(path, relative=False):
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parts = normalize_path_re.findall(path or '')
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if not relative:
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parts.insert(0, '')
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return '/'.join(parts)
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def track_to_mpd_format(track, position=None):
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"""
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Format track for output to MPD client.
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:param track: the track
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:type track: :class:`mopidy.models.Track` or :class:`mopidy.models.TlTrack`
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:param position: track's position in playlist
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:type position: integer
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:param key: if we should set key
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:type key: boolean
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:param mtime: if we should set mtime
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:type mtime: boolean
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:rtype: list of two-tuples
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"""
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if isinstance(track, TlTrack):
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(tlid, track) = track
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else:
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(tlid, track) = (None, track)
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result = [
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('file', track.uri or ''),
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('Time', track.length and (track.length // 1000) or 0),
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('Artist', artists_to_mpd_format(track.artists)),
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('Title', track.name or ''),
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('Album', track.album and track.album.name or ''),
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]
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if track.date:
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result.append(('Date', track.date))
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if track.album is not None and track.album.num_tracks is not None:
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result.append(('Track', '%d/%d' % (
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track.track_no or 0, track.album.num_tracks)))
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else:
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result.append(('Track', track.track_no or 0))
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if position is not None and tlid is not None:
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result.append(('Pos', position))
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result.append(('Id', tlid))
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if track.album is not None and track.album.musicbrainz_id is not None:
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result.append(('MUSICBRAINZ_ALBUMID', track.album.musicbrainz_id))
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# FIXME don't use first and best artist?
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# FIXME don't duplicate following code?
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if track.album is not None and track.album.artists:
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artists = artists_to_mpd_format(track.album.artists)
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result.append(('AlbumArtist', artists))
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artists = filter(
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lambda a: a.musicbrainz_id is not None, track.album.artists)
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if artists:
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result.append(
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('MUSICBRAINZ_ALBUMARTISTID', artists[0].musicbrainz_id))
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if track.artists:
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artists = filter(lambda a: a.musicbrainz_id is not None, track.artists)
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if artists:
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result.append(('MUSICBRAINZ_ARTISTID', artists[0].musicbrainz_id))
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if track.composers:
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result.append(('Composer', artists_to_mpd_format(track.composers)))
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if track.performers:
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result.append(('Performer', artists_to_mpd_format(track.performers)))
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if track.genre:
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result.append(('Genre', track.genre))
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if track.disc_no:
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result.append(('Disc', track.disc_no))
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if track.comment:
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result.append(('Comment', track.comment))
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if track.musicbrainz_id is not None:
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result.append(('MUSICBRAINZ_TRACKID', track.musicbrainz_id))
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return result
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def artists_to_mpd_format(artists):
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"""
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Format track artists for output to MPD client.
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:param artists: the artists
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:type track: array of :class:`mopidy.models.Artist`
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:rtype: string
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"""
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artists = list(artists)
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artists.sort(key=lambda a: a.name)
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return ', '.join([a.name for a in artists if a.name])
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def tracks_to_mpd_format(tracks, start=0, end=None):
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"""
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Format list of tracks for output to MPD client.
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Optionally limit output to the slice ``[start:end]`` of the list.
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:param tracks: the tracks
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:type tracks: list of :class:`mopidy.models.Track` or
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:class:`mopidy.models.TlTrack`
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:param start: position of first track to include in output
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:type start: int (positive or negative)
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:param end: position after last track to include in output
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:type end: int (positive or negative) or :class:`None` for end of list
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:rtype: list of lists of two-tuples
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"""
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if end is None:
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end = len(tracks)
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tracks = tracks[start:end]
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positions = range(start, end)
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assert len(tracks) == len(positions)
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result = []
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for track, position in zip(tracks, positions):
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result.append(track_to_mpd_format(track, position))
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return result
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def playlist_to_mpd_format(playlist, *args, **kwargs):
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"""
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Format playlist for output to MPD client.
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Arguments as for :func:`tracks_to_mpd_format`, except the first one.
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"""
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return tracks_to_mpd_format(playlist.tracks, *args, **kwargs)
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