See #170: exclude by default all channels-related entities from /artists, /albums and /tracks endpoints results, for backward compatibility

api/funkwhale_api/audio/views.py

@@ -0,0 +1,54 @@
+from rest_framework import exceptions, mixins, viewsets
+
+from django import http
+
+from funkwhale_api.common import permissions
+from funkwhale_api.common import preferences
+from funkwhale_api.users.oauth import permissions as oauth_permissions
+
+from . import filters, models, serializers
+
+
+class ChannelsMixin(object):
+    def dispatch(self, request, *args, **kwargs):
+        if not preferences.get("audio__channels_enabled"):
+            return http.HttpResponse(status=405)
+        return super().dispatch(request, *args, **kwargs)
+
+
+class ChannelViewSet(
+    ChannelsMixin,
+    mixins.CreateModelMixin,
+    mixins.RetrieveModelMixin,
+    mixins.UpdateModelMixin,
+    mixins.ListModelMixin,
+    mixins.DestroyModelMixin,
+    viewsets.GenericViewSet,
+):
+    lookup_field = "uuid"
+    filterset_class = filters.ChannelFilter
+    serializer_class = serializers.ChannelSerializer
+    queryset = (
+        models.Channel.objects.all()
+        .prefetch_related("library", "attributed_to", "artist", "actor")
+        .order_by("-creation_date")
+    )
+    permission_classes = [
+        oauth_permissions.ScopePermission,
+        permissions.OwnerPermission,
+    ]
+    required_scope = "libraries"
+    anonymous_policy = "setting"
+    owner_checks = ["write"]
+    owner_field = "attributed_to.user"
+    owner_exception = exceptions.PermissionDenied
+
+    def get_serializer_class(self):
+        if self.request.method.lower() in ["head", "get", "options"]:
+            return serializers.ChannelSerializer
+        elif self.action in ["update", "partial_update"]:
+            return serializers.ChannelUpdateSerializer
+        return serializers.ChannelCreateSerializer
+
+    def perform_create(self, serializer):
+        return serializer.save(attributed_to=self.request.user.actor)