kopia lustrzana https://dev.funkwhale.audio/funkwhale/funkwhale
338 wiersze
12 KiB
Python
338 wiersze
12 KiB
Python
import logging
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import os
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from django.core.files.base import ContentFile
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from musicbrainzngs import ResponseError
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from funkwhale_api.common import preferences
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from funkwhale_api.federation import activity
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from funkwhale_api.federation import actors
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from funkwhale_api.federation import models as federation_models
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from funkwhale_api.federation import serializers as federation_serializers
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from funkwhale_api.taskapp import celery
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from funkwhale_api.providers.acoustid import get_acoustid_client
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from funkwhale_api.providers.audiofile import tasks as audiofile_tasks
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from django.conf import settings
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from . import models
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from . import lyrics as lyrics_utils
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from . import utils as music_utils
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logger = logging.getLogger(__name__)
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@celery.app.task(name='acoustid.set_on_track_file')
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@celery.require_instance(models.TrackFile, 'track_file')
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def set_acoustid_on_track_file(track_file):
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client = get_acoustid_client()
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result = client.get_best_match(track_file.audio_file.path)
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def update(id):
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track_file.acoustid_track_id = id
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track_file.save(update_fields=['acoustid_track_id'])
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return id
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if result:
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return update(result['id'])
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def import_track_from_remote(library_track):
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metadata = library_track.metadata
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try:
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track_mbid = metadata['recording']['musicbrainz_id']
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assert track_mbid # for null/empty values
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except (KeyError, AssertionError):
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pass
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else:
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return models.Track.get_or_create_from_api(mbid=track_mbid)[0]
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try:
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album_mbid = metadata['release']['musicbrainz_id']
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assert album_mbid # for null/empty values
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except (KeyError, AssertionError):
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pass
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else:
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album, _ = models.Album.get_or_create_from_api(mbid=album_mbid)
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return models.Track.get_or_create_from_title(
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library_track.title, artist=album.artist, album=album)[0]
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try:
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artist_mbid = metadata['artist']['musicbrainz_id']
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assert artist_mbid # for null/empty values
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except (KeyError, AssertionError):
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pass
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else:
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artist, _ = models.Artist.get_or_create_from_api(mbid=artist_mbid)
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album, _ = models.Album.get_or_create_from_title(
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library_track.album_title, artist=artist)
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return models.Track.get_or_create_from_title(
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library_track.title, artist=artist, album=album)[0]
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# worst case scenario, we have absolutely no way to link to a
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# musicbrainz resource, we rely on the name/titles
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artist, _ = models.Artist.get_or_create_from_name(
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library_track.artist_name)
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album, _ = models.Album.get_or_create_from_title(
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library_track.album_title, artist=artist)
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return models.Track.get_or_create_from_title(
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library_track.title, artist=artist, album=album)[0]
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def _do_import(import_job, replace=False, use_acoustid=False):
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logger.info('[Import Job %s] starting job', import_job.pk)
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from_file = bool(import_job.audio_file)
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mbid = import_job.mbid
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acoustid_track_id = None
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duration = None
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track = None
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# use_acoustid = use_acoustid and preferences.get('providers_acoustid__api_key')
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# Acoustid is not reliable, we disable it for now.
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use_acoustid = False
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if not mbid and use_acoustid and from_file:
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# we try to deduce mbid from acoustid
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client = get_acoustid_client()
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match = client.get_best_match(import_job.audio_file.path)
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if match:
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duration = match['recordings'][0]['duration']
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mbid = match['recordings'][0]['id']
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acoustid_track_id = match['id']
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if mbid:
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logger.info(
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'[Import Job %s] importing track from musicbrainz recording %s',
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import_job.pk,
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str(mbid))
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track, _ = models.Track.get_or_create_from_api(mbid=mbid)
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elif import_job.audio_file:
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logger.info(
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'[Import Job %s] importing track from uploaded track data at %s',
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import_job.pk,
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import_job.audio_file.path)
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track = audiofile_tasks.import_track_data_from_path(
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import_job.audio_file.path)
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elif import_job.library_track:
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logger.info(
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'[Import Job %s] importing track from federated library track %s',
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import_job.pk,
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import_job.library_track.pk)
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track = import_track_from_remote(import_job.library_track)
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elif import_job.source.startswith('file://'):
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tf_path = import_job.source.replace('file://', '', 1)
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logger.info(
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'[Import Job %s] importing track from local track data at %s',
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import_job.pk,
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tf_path)
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track = audiofile_tasks.import_track_data_from_path(
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tf_path)
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else:
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raise ValueError(
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'Not enough data to process import, '
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'add a mbid, an audio file or a library track')
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track_file = None
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if replace:
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logger.info(
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'[Import Job %s] replacing existing audio file', import_job.pk)
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track_file = track.files.first()
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elif track.files.count() > 0:
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logger.info(
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'[Import Job %s] skipping, we already have a file for this track',
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import_job.pk)
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if import_job.audio_file:
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import_job.audio_file.delete()
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import_job.status = 'skipped'
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import_job.save()
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return
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track_file = track_file or models.TrackFile(
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track=track, source=import_job.source)
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track_file.acoustid_track_id = acoustid_track_id
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if from_file:
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track_file.audio_file = ContentFile(import_job.audio_file.read())
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track_file.audio_file.name = import_job.audio_file.name
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track_file.duration = duration
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elif import_job.library_track:
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track_file.library_track = import_job.library_track
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track_file.mimetype = import_job.library_track.audio_mimetype
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if import_job.library_track.library.download_files:
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raise NotImplementedError()
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else:
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# no downloading, we hotlink
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pass
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elif not import_job.audio_file and not import_job.source.startswith('file://'):
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# not an implace import, and we have a source, so let's download it
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logger.info(
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'[Import Job %s] downloading audio file from remote',
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import_job.pk)
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track_file.download_file()
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elif not import_job.audio_file and import_job.source.startswith('file://'):
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# in place import, we set mimetype from extension
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path, ext = os.path.splitext(import_job.source)
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track_file.mimetype = music_utils.get_type_from_ext(ext)
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track_file.set_audio_data()
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track_file.save()
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# if no cover is set on track album, we try to update it as well:
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if not track.album.cover:
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logger.info(
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'[Import Job %s] retrieving album cover',
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import_job.pk)
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update_album_cover(track.album, track_file)
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import_job.status = 'finished'
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import_job.track_file = track_file
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if import_job.audio_file:
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# it's imported on the track, we don't need it anymore
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import_job.audio_file.delete()
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import_job.save()
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logger.info(
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'[Import Job %s] job finished',
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import_job.pk)
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return track_file
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def update_album_cover(album, track_file, replace=False):
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if album.cover and not replace:
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return
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if track_file:
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# maybe the file has a cover embedded?
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try:
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metadata = track_file.get_metadata()
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except FileNotFoundError:
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metadata = None
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if metadata:
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cover = metadata.get_picture('cover_front')
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if cover:
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# best case scenario, cover is embedded in the track
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logger.info(
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'[Album %s] Using cover embedded in file',
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album.pk)
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return album.get_image(data=cover)
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if track_file.source and track_file.source.startswith('file://'):
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# let's look for a cover in the same directory
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path = os.path.dirname(track_file.source.replace('file://', '', 1))
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logger.info(
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'[Album %s] scanning covers from %s',
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album.pk,
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path)
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cover = get_cover_from_fs(path)
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if cover:
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return album.get_image(data=cover)
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if not album.mbid:
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return
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try:
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logger.info(
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'[Album %s] Fetching cover from musicbrainz release %s',
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album.pk,
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str(album.mbid))
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return album.get_image()
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except ResponseError as exc:
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logger.warning(
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'[Album %s] cannot fetch cover from musicbrainz: %s',
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album.pk,
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str(exc))
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IMAGE_TYPES = [
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('jpg', 'image/jpeg'),
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('png', 'image/png'),
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]
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def get_cover_from_fs(dir_path):
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if os.path.exists(dir_path):
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for e, m in IMAGE_TYPES:
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cover_path = os.path.join(dir_path, 'cover.{}'.format(e))
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if not os.path.exists(cover_path):
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logger.debug('Cover %s does not exists', cover_path)
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continue
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with open(cover_path, 'rb') as c:
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logger.info('Found cover at %s', cover_path)
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return {
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'mimetype': m,
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'content': c.read(),
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}
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@celery.app.task(name='ImportJob.run', bind=True)
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@celery.require_instance(
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models.ImportJob.objects.filter(
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status__in=['pending', 'errored']),
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'import_job')
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def import_job_run(self, import_job, replace=False, use_acoustid=False):
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def mark_errored(exc):
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logger.error(
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'[Import Job %s] Error during import: %s',
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import_job.pk, str(exc))
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import_job.status = 'errored'
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import_job.save(update_fields=['status'])
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try:
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tf = _do_import(import_job, replace, use_acoustid=use_acoustid)
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return tf.pk if tf else None
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except Exception as exc:
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if not settings.DEBUG:
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try:
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self.retry(exc=exc, countdown=30, max_retries=3)
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except:
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mark_errored(exc)
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raise
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mark_errored(exc)
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raise
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@celery.app.task(name='ImportBatch.run')
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@celery.require_instance(models.ImportBatch, 'import_batch')
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def import_batch_run(import_batch):
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for job_id in import_batch.jobs.order_by('id').values_list('id', flat=True):
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import_job_run.delay(import_job_id=job_id)
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@celery.app.task(name='Lyrics.fetch_content')
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@celery.require_instance(models.Lyrics, 'lyrics')
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def fetch_content(lyrics):
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html = lyrics_utils._get_html(lyrics.url)
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content = lyrics_utils.extract_content(html)
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cleaned_content = lyrics_utils.clean_content(content)
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lyrics.content = cleaned_content
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lyrics.save(update_fields=['content'])
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@celery.app.task(name='music.import_batch_notify_followers')
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@celery.require_instance(
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models.ImportBatch.objects.filter(status='finished'), 'import_batch')
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def import_batch_notify_followers(import_batch):
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if not preferences.get('federation__enabled'):
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return
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if import_batch.source == 'federation':
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return
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library_actor = actors.SYSTEM_ACTORS['library'].get_actor_instance()
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followers = library_actor.get_approved_followers()
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jobs = import_batch.jobs.filter(
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status='finished',
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library_track__isnull=True,
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track_file__isnull=False,
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).select_related(
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'track_file__track__artist',
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'track_file__track__album__artist',
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)
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track_files = [job.track_file for job in jobs]
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collection = federation_serializers.CollectionSerializer({
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'actor': library_actor,
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'id': import_batch.get_federation_url(),
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'items': track_files,
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'item_serializer': federation_serializers.AudioSerializer
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}).data
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for f in followers:
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create = federation_serializers.ActivitySerializer(
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{
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'type': 'Create',
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'id': collection['id'],
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'object': collection,
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'actor': library_actor.url,
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'to': [f.url],
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}
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).data
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activity.deliver(create, on_behalf_of=library_actor, to=[f.url])
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