mirror of
https://code.eliotberriot.com/funkwhale/funkwhale.git
synced 2025-10-03 09:09:16 +02:00
153 lines
4.5 KiB
Python
153 lines
4.5 KiB
Python
from xml.etree.ElementTree import Element
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from django.db.models.fields import CharField, IntegerField
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from rest_framework import serializers
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from funkwhale_api.federation import serializers as federation_serializers
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from funkwhale_api.music.models import Track
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from funkwhale_api.music.serializers import TrackSerializer
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from funkwhale_api.playlists import utils
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from funkwhale_api.playlists.models import Playlist
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from funkwhale_api.users.serializers import UserBasicSerializer
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from . import models
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class PlaylistTrackSerializer(serializers.ModelSerializer):
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# track = TrackSerializer()
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track = serializers.SerializerMethodField()
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class Meta:
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model = models.PlaylistTrack
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fields = ("track", "index", "creation_date")
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def get_track(self, o):
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track = o._prefetched_track if hasattr(o, "_prefetched_track") else o.track
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return TrackSerializer(track).data
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class PlaylistSerializer(serializers.ModelSerializer):
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tracks_count = serializers.SerializerMethodField(read_only=True)
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duration = serializers.SerializerMethodField(read_only=True)
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album_covers = serializers.SerializerMethodField(read_only=True)
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user = UserBasicSerializer(read_only=True)
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is_playable = serializers.SerializerMethodField()
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actor = serializers.SerializerMethodField()
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class Meta:
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model = models.Playlist
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fields = (
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"id",
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"name",
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"user",
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"modification_date",
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"creation_date",
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"privacy_level",
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"tracks_count",
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"album_covers",
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"duration",
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"is_playable",
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"actor",
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)
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read_only_fields = ["id", "modification_date", "creation_date"]
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def get_actor(self, obj):
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actor = obj.user.actor
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if actor:
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return federation_serializers.APIActorSerializer(actor).data
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def get_is_playable(self, obj):
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try:
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return bool(obj.playable_plts)
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except AttributeError:
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return None
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def get_tracks_count(self, obj):
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try:
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return obj.tracks_count
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except AttributeError:
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# no annotation?
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return obj.playlist_tracks.count()
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def get_duration(self, obj):
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try:
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return obj.duration
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except AttributeError:
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# no annotation?
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return 0
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def get_album_covers(self, obj):
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try:
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plts = obj.plts_for_cover
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except AttributeError:
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return []
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excluded_artists = []
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try:
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user = self.context["request"].user
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except (KeyError, AttributeError):
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user = None
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if user and user.is_authenticated:
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excluded_artists = list(
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user.content_filters.values_list("target_artist", flat=True)
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)
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covers = []
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max_covers = 5
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for plt in plts:
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if plt.track.album.artist_id in excluded_artists:
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continue
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url = plt.track.album.attachment_cover.download_url_medium_square_crop
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if url in covers:
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continue
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covers.append(url)
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if len(covers) >= max_covers:
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break
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full_urls = []
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for url in covers:
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if "request" in self.context:
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url = self.context["request"].build_absolute_uri(url)
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full_urls.append(url)
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return full_urls
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class PlaylistAddManySerializer(serializers.Serializer):
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tracks = serializers.PrimaryKeyRelatedField(
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many=True, queryset=Track.objects.for_nested_serialization()
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)
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allow_duplicates = serializers.BooleanField(required=False)
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class Meta:
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fields = "allow_duplicates"
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class XspfSerializer(serializers.Serializer):
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title = CharField()
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playlist_id = IntegerField()
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class Meta:
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fields = (
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"title",
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"playlist_id",
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)
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def get_title():
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return "test"
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def generate_xspf_from_playlist():
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"""
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This returns a string containing playlist data in xspf format
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"""
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fw_playlist = Playlist.objects.get(id=playlist_id)
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plt_tracks = fw_playlist.playlist_tracks.prefetch_related("track")
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xspf_playlist = Element("playlist")
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xspf_tracklist = utils.write_xspf_headers(
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xspf_playlist, fw_playlist.name, str(fw_playlist.creation_date)
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)
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for plt_track in plt_tracks:
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track = plt_track.track
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utils.write_xspf_track_data(track, xspf_tracklist)
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return utils.prettify(xspf_playlist)
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