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# Copyright (c) 2011, Jeffrey Aylesworth <jeffrey@aylesworth.ca>
#
# Permission to use, copy, modify, and/or distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
from __future__ import print_function
from beets.plugins import BeetsPlugin
from beets.ui import Subcommand
from beets import ui
from beets import config
import musicbrainzngs
import re
import logging
SUBMISSION_CHUNK_SIZE = 200
UUID_REGEX = r'^[a-f0-9]{8}(-[a-f0-9]{4}){3}-[a-f0-9]{12}$'
log = logging.getLogger('beets.bpd')
def mb_call(func, *args, **kwargs):
"""Call a MusicBrainz API function and catch exceptions.
"""
try:
return func(*args, **kwargs)
except musicbrainzngs.AuthenticationError:
raise ui.UserError('authentication with MusicBrainz failed')
except musicbrainzngs.ResponseError as exc:
raise ui.UserError('MusicBrainz API error: {0}'.format(exc))
except musicbrainzngs.UsageError:
raise ui.UserError('MusicBrainz credentials missing')
def submit_albums(collection_id, release_ids):
"""Add all of the release IDs to the indicated collection. Multiple
requests are made if there are many release IDs to submit.
"""
for i in range(0, len(release_ids), SUBMISSION_CHUNK_SIZE):
chunk = release_ids[i:i + SUBMISSION_CHUNK_SIZE]
mb_call(
musicbrainzngs.add_releases_to_collection,
collection_id, chunk
)
def update_album_list(album_list):
"""Update the MusicBrainz colleciton from a list of Beets albums
"""
# Get the collection to modify.
collections = mb_call(musicbrainzngs.get_collections)
if not collections['collection-list']:
raise ui.UserError('no collections exist for user')
collection_id = collections['collection-list'][0]['id']
# Get a list of all the album IDs.
album_ids = []
for album in album_list:
aid = album.mb_albumid
if aid:
if re.match(UUID_REGEX, aid):
album_ids.append(aid)
else:
log.info(u'skipping invalid MBID: {0}'.format(aid))
# Submit to MusicBrainz.
print('Updating MusicBrainz collection {0}...'.format(collection_id))
submit_albums(collection_id, album_ids)
print('...MusicBrainz collection updated.')
def update_collection(lib, opts, args):
update_album_list(lib.albums())
update_mb_collection_cmd = Subcommand('mbupdate',
help='Update MusicBrainz collection')
update_mb_collection_cmd.func = update_collection
class MusicBrainzCollectionPlugin(BeetsPlugin):
def __init__(self):
super(MusicBrainzCollectionPlugin, self).__init__()
musicbrainzngs.auth(
config['musicbrainz']['user'].get(unicode),
config['musicbrainz']['pass'].get(unicode),
)
self.config.add({'auto': False})
if self.config['auto']:
self.import_stages = [self.imported]
def commands(self):
return [update_mb_collection_cmd]
def imported(self, session, task):
"""Add each imported album to the collection.
"""
if task.is_album:
update_album_list([task.album])
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