Files
vrobbler/vrobbler/apps/music/models.py

267 lines
8.9 KiB
Python

import logging
from tempfile import NamedTemporaryFile
from typing import Dict, Optional
from urllib.request import urlopen
from uuid import uuid4
import musicbrainzngs
from django.conf import settings
from django.core.files.base import ContentFile, File
from django.db import models
from django.urls import reverse
from django.utils.translation import gettext_lazy as _
from django_extensions.db.models import TimeStampedModel
from scrobbles.mixins import ScrobblableMixin
from scrobbles.theaudiodb import lookup_artist_from_tadb
logger = logging.getLogger(__name__)
BNULL = {"blank": True, "null": True}
class Artist(TimeStampedModel):
uuid = models.UUIDField(default=uuid4, editable=False, **BNULL)
name = models.CharField(max_length=255)
biography = models.TextField(**BNULL)
theaudiodb_genre = models.CharField(max_length=255, **BNULL)
theaudiodb_mood = models.CharField(max_length=255, **BNULL)
musicbrainz_id = models.CharField(max_length=255, **BNULL)
thumbnail = models.ImageField(upload_to="artist/", **BNULL)
class Meta:
unique_together = [['name', 'musicbrainz_id']]
def __str__(self):
return self.name
@property
def mb_link(self):
return f"https://musicbrainz.org/artist/{self.musicbrainz_id}"
def get_absolute_url(self):
return reverse('music:artist_detail', kwargs={'slug': self.uuid})
def scrobbles(self):
from scrobbles.models import Scrobble
return Scrobble.objects.filter(
track__in=self.track_set.all()
).order_by('-timestamp')
@property
def tracks(self):
return (
self.track_set.all()
.annotate(scrobble_count=models.Count('scrobble'))
.order_by('-scrobble_count')
)
def charts(self):
from scrobbles.models import ChartRecord
return ChartRecord.objects.filter(track__artist=self).order_by('-year')
def fix_metadata(self):
tadb_info = lookup_artist_from_tadb(self.name)
if not tadb_info:
logger.warn(f"No response from TADB for artist {self.name}")
return
self.biography = tadb_info['biography']
self.theaudiodb_genre = tadb_info['genre']
self.theaudiodb_mood = tadb_info['mood']
img_temp = NamedTemporaryFile(delete=True)
img_temp.write(urlopen(tadb_info['thumb_url']).read())
img_temp.flush()
img_filename = f"{self.name}_{self.uuid}.jpg"
self.thumbnail.save(img_filename, File(img_temp))
class Album(TimeStampedModel):
uuid = models.UUIDField(default=uuid4, editable=False, **BNULL)
name = models.CharField(max_length=255)
artists = models.ManyToManyField(Artist)
year = models.IntegerField(**BNULL)
musicbrainz_id = models.CharField(max_length=255, unique=True, **BNULL)
musicbrainz_releasegroup_id = models.CharField(max_length=255, **BNULL)
musicbrainz_albumartist_id = models.CharField(max_length=255, **BNULL)
cover_image = models.ImageField(upload_to="albums/", **BNULL)
def __str__(self):
return self.name
def get_absolute_url(self):
return reverse("music:album_detail", kwargs={'slug': self.uuid})
def scrobbles(self):
from scrobbles.models import Scrobble
return Scrobble.objects.filter(
track__in=self.track_set.all()
).order_by('-timestamp')
@property
def tracks(self):
return (
self.track_set.all()
.annotate(scrobble_count=models.Count('scrobble'))
.order_by('-scrobble_count')
)
@property
def primary_artist(self):
return self.artists.first()
def fix_metadata(self):
if (
not self.musicbrainz_albumartist_id
or not self.year
or not self.musicbrainz_releasegroup_id
):
musicbrainzngs.set_useragent('vrobbler', '0.3.0')
mb_data = musicbrainzngs.get_release_by_id(
self.musicbrainz_id, includes=['artists', 'release-groups']
)
if not self.musicbrainz_releasegroup_id:
self.musicbrainz_releasegroup_id = mb_data['release'][
'release-group'
]['id']
if not self.musicbrainz_albumartist_id:
self.musicbrainz_albumartist_id = mb_data['release'][
'artist-credit'
][0]['artist']['id']
if not self.year:
try:
self.year = mb_data['release']['date'][0:4]
except KeyError:
pass
except IndexError:
pass
self.save(
update_fields=[
'musicbrainz_albumartist_id',
'musicbrainz_releasegroup_id',
'year',
]
)
new_artist = Artist.objects.filter(
musicbrainz_id=self.musicbrainz_albumartist_id
).first()
if self.musicbrainz_albumartist_id and new_artist:
self.artists.add(new_artist)
if not new_artist:
for t in self.track_set.all():
self.artists.add(t.artist)
if (
not self.cover_image
or self.cover_image == 'default-image-replace-me'
):
self.fetch_artwork()
def fetch_artwork(self, force=False):
if not self.cover_image and not force:
if self.musicbrainz_id:
try:
img_data = musicbrainzngs.get_image_front(
self.musicbrainz_id
)
name = f"{self.name}_{self.uuid}.jpg"
self.cover_image = ContentFile(img_data, name=name)
logger.info(f'Setting image to {name}')
except musicbrainzngs.ResponseError:
logger.warning(
f'No cover art found for {self.name} by release'
)
if (
not self.cover_image
or self.cover_image == "default-image-replace-me"
) and self.musicbrainz_releasegroup_id:
try:
img_data = musicbrainzngs.get_release_group_image_front(
self.musicbrainz_releasegroup_id
)
name = f"{self.name}_{self.uuid}.jpg"
self.cover_image = ContentFile(img_data, name=name)
logger.info(f'Setting image to {name}')
except musicbrainzngs.ResponseError:
logger.warning(
f'No cover art found for {self.name} by release group'
)
if not self.cover_image:
logger.debug(
f"No cover art found for release or release group for {self.name}, setting to default"
)
self.save()
@property
def mb_link(self):
return f"https://musicbrainz.org/release/{self.musicbrainz_id}"
class Track(ScrobblableMixin):
COMPLETION_PERCENT = getattr(settings, 'MUSIC_COMPLETION_PERCENT', 90)
class Opinion(models.IntegerChoices):
DOWN = -1, 'Thumbs down'
NEUTRAL = 0, 'No opinion'
UP = 1, 'Thumbs up'
artist = models.ForeignKey(Artist, on_delete=models.DO_NOTHING)
album = models.ForeignKey(Album, on_delete=models.DO_NOTHING, **BNULL)
musicbrainz_id = models.CharField(max_length=255, **BNULL)
class Meta:
unique_together = [['album', 'musicbrainz_id']]
def __str__(self):
return f"{self.title} by {self.artist}"
def get_absolute_url(self):
return reverse('music:track_detail', kwargs={'slug': self.uuid})
@property
def subtitle(self):
return self.artist
@property
def mb_link(self):
return f"https://musicbrainz.org/recording/{self.musicbrainz_id}"
@property
def info_link(self):
return self.mb_link
@classmethod
def find_or_create(
cls, artist_dict: Dict, album_dict: Dict, track_dict: Dict
) -> Optional["Track"]:
"""Given a data dict from Jellyfin, does the heavy lifting of looking up
the video and, if need, TV Series, creating both if they don't yet
exist.
"""
if not artist_dict.get('name') or not artist_dict.get(
'musicbrainz_id'
):
logger.warning(
f"No artist or artist musicbrainz ID found in message from source, not scrobbling"
)
return
artist, artist_created = Artist.objects.get_or_create(**artist_dict)
album, album_created = Album.objects.get_or_create(**album_dict)
album.fix_metadata()
if not album.cover_image:
album.fetch_artwork()
track_dict['album_id'] = getattr(album, "id", None)
track_dict['artist_id'] = artist.id
track, created = cls.objects.get_or_create(**track_dict)
return track