121 lines
4.0 KiB
Python
121 lines
4.0 KiB
Python
from django.db.models import Count
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from django.db import transaction
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from rest_framework import exceptions
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from rest_framework import generics, mixins, viewsets
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from rest_framework import status
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from rest_framework.decorators import detail_route
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from rest_framework.response import Response
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from rest_framework.permissions import IsAuthenticatedOrReadOnly
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from funkwhale_api.music.models import Track
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from funkwhale_api.common import permissions
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from funkwhale_api.common import fields
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from . import filters
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from . import models
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from . import serializers
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class PlaylistViewSet(
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mixins.RetrieveModelMixin,
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mixins.CreateModelMixin,
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mixins.UpdateModelMixin,
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mixins.DestroyModelMixin,
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mixins.ListModelMixin,
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viewsets.GenericViewSet):
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serializer_class = serializers.PlaylistSerializer
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queryset = (
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models.Playlist.objects.all().select_related('user')
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.annotate(tracks_count=Count('playlist_tracks'))
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)
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permission_classes = [
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permissions.ConditionalAuthentication,
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permissions.OwnerPermission,
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IsAuthenticatedOrReadOnly,
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]
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owner_checks = ['write']
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filter_class = filters.PlaylistFilter
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def get_serializer_class(self):
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if self.request.method in ['PUT', 'PATCH', 'DELETE', 'POST']:
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return serializers.PlaylistWriteSerializer
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return self.serializer_class
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@detail_route(methods=['get'])
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def tracks(self, request, *args, **kwargs):
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playlist = self.get_object()
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plts = playlist.playlist_tracks.all().for_nested_serialization()
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serializer = serializers.PlaylistTrackSerializer(plts, many=True)
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data = {
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'count': len(plts),
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'results': serializer.data
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}
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return Response(data, status=200)
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@detail_route(methods=['post'])
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@transaction.atomic
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def add(self, request, *args, **kwargs):
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playlist = self.get_object()
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serializer = serializers.PlaylistAddManySerializer(data=request.data)
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serializer.is_valid(raise_exception=True)
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try:
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plts = playlist.insert_many(serializer.validated_data['tracks'])
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except exceptions.ValidationError as e:
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payload = {'playlist': e.detail}
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return Response(payload, status=400)
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ids = [p.id for p in plts]
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plts = models.PlaylistTrack.objects.filter(
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pk__in=ids).order_by('index').for_nested_serialization()
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serializer = serializers.PlaylistTrackSerializer(plts, many=True)
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data = {
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'count': len(plts),
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'results': serializer.data
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}
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return Response(data, status=201)
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def get_queryset(self):
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return self.queryset.filter(
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fields.privacy_level_query(self.request.user))
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def perform_create(self, serializer):
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return serializer.save(
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user=self.request.user,
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privacy_level=serializer.validated_data.get(
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'privacy_level', self.request.user.privacy_level)
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)
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class PlaylistTrackViewSet(
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mixins.RetrieveModelMixin,
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mixins.CreateModelMixin,
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mixins.UpdateModelMixin,
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mixins.DestroyModelMixin,
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mixins.ListModelMixin,
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viewsets.GenericViewSet):
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serializer_class = serializers.PlaylistTrackSerializer
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queryset = (models.PlaylistTrack.objects.all().for_nested_serialization())
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permission_classes = [
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permissions.ConditionalAuthentication,
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permissions.OwnerPermission,
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IsAuthenticatedOrReadOnly,
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]
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owner_field = 'playlist.user'
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owner_checks = ['write']
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def get_serializer_class(self):
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if self.request.method in ['PUT', 'PATCH', 'DELETE', 'POST']:
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return serializers.PlaylistTrackWriteSerializer
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return self.serializer_class
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def get_queryset(self):
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return self.queryset.filter(
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fields.privacy_level_query(
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self.request.user,
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lookup_field='playlist__privacy_level'))
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def perform_destroy(self, instance):
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instance.delete(update_indexes=True)
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