See #272: updated API to return upload data on tracks

This commit is contained in:
Eliot Berriot 2018-10-26 14:18:50 +02:00
parent 8489c79c89
commit d3f8fb6cb0
No known key found for this signature in database
GPG Key ID: DD6965E2476E5C27
16 changed files with 97 additions and 142 deletions

View File

@ -51,7 +51,7 @@ class TrackFavoriteViewSet(
queryset = queryset.filter(
fields.privacy_level_query(self.request.user, "user__privacy_level")
)
tracks = Track.objects.annotate_playable_by_actor(
tracks = Track.objects.with_playable_uploads(
music_utils.get_actor_from_request(self.request)
).select_related("artist", "album__artist")
queryset = queryset.prefetch_related(Prefetch("track", queryset=tracks))

View File

@ -41,7 +41,7 @@ class ListeningViewSet(
queryset = queryset.filter(
fields.privacy_level_query(self.request.user, "user__privacy_level")
)
tracks = Track.objects.annotate_playable_by_actor(
tracks = Track.objects.with_playable_uploads(
music_utils.get_actor_from_request(self.request)
).select_related("artist", "album__artist")
return queryset.prefetch_related(Prefetch("track", queryset=tracks))

View File

@ -124,8 +124,8 @@ class ArtistQuerySet(models.QuerySet):
def annotate_playable_by_actor(self, actor):
tracks = (
Track.objects.playable_by(actor)
.filter(artist=models.OuterRef("id"))
Upload.objects.playable_by(actor)
.filter(track__artist=models.OuterRef("id"))
.order_by("id")
.values("id")[:1]
)
@ -192,8 +192,8 @@ class AlbumQuerySet(models.QuerySet):
def annotate_playable_by_actor(self, actor):
tracks = (
Track.objects.playable_by(actor)
.filter(album=models.OuterRef("id"))
Upload.objects.playable_by(actor)
.filter(track__album=models.OuterRef("id"))
.order_by("id")
.values("id")[:1]
)
@ -207,6 +207,15 @@ class AlbumQuerySet(models.QuerySet):
else:
return self.exclude(tracks__in=tracks).distinct()
def with_prefetched_tracks_and_playable_uploads(self, actor):
tracks = Track.objects.with_playable_uploads(actor)
return self.prefetch_related(
models.Prefetch(
'tracks',
queryset=tracks,
)
)
class Album(APIModelMixin):
title = models.CharField(max_length=255)
@ -403,18 +412,14 @@ class TrackQuerySet(models.QuerySet):
else:
return self.exclude(uploads__in=files).distinct()
def annotate_duration(self):
first_upload = Upload.objects.filter(track=models.OuterRef("pk")).order_by("pk")
return self.annotate(
duration=models.Subquery(first_upload.values("duration")[:1])
def with_playable_uploads(self, actor):
uploads = Upload.objects.playable_by(actor).select_related('track')
return self.prefetch_related(
models.Prefetch(
'uploads',
queryset=uploads,
to_attr='playable_uploads'
)
def annotate_file_data(self):
first_upload = Upload.objects.filter(track=models.OuterRef("pk")).order_by("pk")
return self.annotate(
bitrate=models.Subquery(first_upload.values("bitrate")[:1]),
size=models.Subquery(first_upload.values("size")[:1]),
mimetype=models.Subquery(first_upload.values("mimetype")[:1]),
)

View File

@ -59,7 +59,7 @@ class ArtistSimpleSerializer(serializers.ModelSerializer):
class AlbumTrackSerializer(serializers.ModelSerializer):
artist = ArtistSimpleSerializer(read_only=True)
is_playable = serializers.SerializerMethodField()
uploads = serializers.SerializerMethodField()
listen_url = serializers.SerializerMethodField()
duration = serializers.SerializerMethodField()
@ -73,16 +73,14 @@ class AlbumTrackSerializer(serializers.ModelSerializer):
"artist",
"creation_date",
"position",
"is_playable",
"uploads",
"listen_url",
"duration",
)
def get_is_playable(self, obj):
try:
return bool(obj.is_playable_by_actor)
except AttributeError:
return None
def get_uploads(self, obj):
uploads = getattr(obj, "playable_uploads", [])
return TrackUploadSerializer(uploads, many=True).data
def get_listen_url(self, obj):
return obj.listen_url
@ -123,7 +121,9 @@ class AlbumSerializer(serializers.ModelSerializer):
def get_is_playable(self, obj):
try:
return any([bool(t.is_playable_by_actor) for t in obj.tracks.all()])
return any(
[bool(getattr(t, "playable_uploads", [])) for t in obj.tracks.all()]
)
except AttributeError:
return None
@ -145,16 +145,26 @@ class TrackAlbumSerializer(serializers.ModelSerializer):
)
class TrackUploadSerializer(serializers.ModelSerializer):
class Meta:
model = models.Upload
fields = (
"uuid",
"listen_url",
"size",
"duration",
"bitrate",
"mimetype",
"extension",
)
class TrackSerializer(serializers.ModelSerializer):
artist = ArtistSimpleSerializer(read_only=True)
album = TrackAlbumSerializer(read_only=True)
lyrics = serializers.SerializerMethodField()
is_playable = serializers.SerializerMethodField()
uploads = serializers.SerializerMethodField()
listen_url = serializers.SerializerMethodField()
duration = serializers.SerializerMethodField()
bitrate = serializers.SerializerMethodField()
size = serializers.SerializerMethodField()
mimetype = serializers.SerializerMethodField()
class Meta:
model = models.Track
@ -167,12 +177,8 @@ class TrackSerializer(serializers.ModelSerializer):
"creation_date",
"position",
"lyrics",
"is_playable",
"uploads",
"listen_url",
"duration",
"bitrate",
"size",
"mimetype",
)
def get_lyrics(self, obj):
@ -181,35 +187,9 @@ class TrackSerializer(serializers.ModelSerializer):
def get_listen_url(self, obj):
return obj.listen_url
def get_is_playable(self, obj):
try:
return bool(obj.is_playable_by_actor)
except AttributeError:
return None
def get_duration(self, obj):
try:
return obj.duration
except AttributeError:
return None
def get_bitrate(self, obj):
try:
return obj.bitrate
except AttributeError:
return None
def get_size(self, obj):
try:
return obj.size
except AttributeError:
return None
def get_mimetype(self, obj):
try:
return obj.mimetype
except AttributeError:
return None
def get_uploads(self, obj):
uploads = getattr(obj, "playable_uploads", [])
return TrackUploadSerializer(uploads, many=True).data
class LibraryForOwnerSerializer(serializers.ModelSerializer):

View File

@ -5,7 +5,6 @@ import mutagen
import pydub
from funkwhale_api.common.search import normalize_query, get_query # noqa
from funkwhale_api.common import utils
def guess_mimetype(f):

View File

@ -93,17 +93,9 @@ class AlbumViewSet(viewsets.ReadOnlyModelViewSet):
def get_queryset(self):
queryset = super().get_queryset()
tracks = models.Track.objects.annotate_playable_by_actor(
tracks = models.Track.objects.select_related("artist").with_playable_uploads(
utils.get_actor_from_request(self.request)
).select_related("artist")
if (
hasattr(self, "kwargs")
and self.kwargs
and self.request.method.lower() == "get"
):
# we are detailing a single album, so we can add the overhead
# to fetch additional data
tracks = tracks.annotate_duration()
)
qs = queryset.prefetch_related(Prefetch("tracks", queryset=tracks))
return qs.distinct()
@ -194,18 +186,10 @@ class TrackViewSet(TagViewSetMixin, viewsets.ReadOnlyModelViewSet):
if user.is_authenticated and filter_favorites == "true":
queryset = queryset.filter(track_favorites__user=user)
queryset = queryset.annotate_playable_by_actor(
queryset = queryset.with_playable_uploads(
utils.get_actor_from_request(self.request)
).annotate_duration()
if (
hasattr(self, "kwargs")
and self.kwargs
and self.request.method.lower() == "get"
):
# we are detailing a single track, so we can add the overhead
# to fetch additional data
queryset = queryset.annotate_file_data()
return queryset.distinct()
)
return queryset
@detail_route(methods=["get"])
@transaction.non_atomic_requests

View File

@ -38,15 +38,14 @@ class PlaylistQuerySet(models.QuerySet):
)
return self.prefetch_related(plt_prefetch)
def annotate_playable_by_actor(self, actor):
plts = (
PlaylistTrack.objects.playable_by(actor)
.filter(playlist=models.OuterRef("id"))
.order_by("id")
.values("id")[:1]
def with_playable_plts(self, actor):
return self.prefetch_related(
models.Prefetch(
"playlist_tracks",
queryset=PlaylistTrack.objects.playable_by(actor),
to_attr="playable_plts",
)
)
subquery = models.Subquery(plts)
return self.annotate(is_playable_by_actor=subquery)
def playable_by(self, actor, include=True):
plts = PlaylistTrack.objects.playable_by(actor, include)
@ -148,7 +147,7 @@ class Playlist(models.Model):
class PlaylistTrackQuerySet(models.QuerySet):
def for_nested_serialization(self, actor=None):
tracks = music_models.Track.objects.annotate_playable_by_actor(actor)
tracks = music_models.Track.objects.with_playable_uploads(actor)
tracks = tracks.select_related("artist", "album__artist")
return self.prefetch_related(
models.Prefetch("track", queryset=tracks, to_attr="_prefetched_track")
@ -156,8 +155,8 @@ class PlaylistTrackQuerySet(models.QuerySet):
def annotate_playable_by_actor(self, actor):
tracks = (
music_models.Track.objects.playable_by(actor)
.filter(pk=models.OuterRef("track"))
music_models.Upload.objects.playable_by(actor)
.filter(track__pk=models.OuterRef("track"))
.order_by("id")
.values("id")[:1]
)

View File

@ -93,7 +93,7 @@ class PlaylistSerializer(serializers.ModelSerializer):
def get_is_playable(self, obj):
try:
return bool(obj.is_playable_by_actor)
return bool(obj.playable_plts)
except AttributeError:
return None

View File

@ -78,7 +78,7 @@ class PlaylistViewSet(
def get_queryset(self):
return self.queryset.filter(
fields.privacy_level_query(self.request.user)
).annotate_playable_by_actor(music_utils.get_actor_from_request(self.request))
).with_playable_plts(music_utils.get_actor_from_request(self.request))
def perform_create(self, serializer):
return serializer.save(

View File

@ -35,7 +35,6 @@ def test_user_can_get_his_favorites(api_request, factories, logged_in_client, cl
"creation_date": favorite.creation_date.isoformat().replace("+00:00", "Z"),
}
]
expected[0]["track"]["is_playable"] = False
assert response.status_code == 200
assert response.data["results"] == expected

View File

@ -464,24 +464,6 @@ def test_library_queryset_with_follows(factories):
assert l2._follows == [follow]
def test_annotate_duration(factories):
tf = factories["music.Upload"](duration=32)
track = models.Track.objects.annotate_duration().get(pk=tf.track.pk)
assert track.duration == 32
def test_annotate_file_data(factories):
tf = factories["music.Upload"](size=42, bitrate=55, mimetype="audio/ogg")
track = models.Track.objects.annotate_file_data().get(pk=tf.track.pk)
assert track.size == 42
assert track.bitrate == 55
assert track.mimetype == "audio/ogg"
@pytest.mark.parametrize(
"model,factory_args,namespace",
[

View File

@ -48,6 +48,7 @@ def test_artist_with_albums_serializer(factories, to_api_date):
def test_album_track_serializer(factories, to_api_date):
upload = factories["music.Upload"]()
track = upload.track
setattr(track, "playable_uploads", [upload])
expected = {
"id": track.id,
@ -56,7 +57,7 @@ def test_album_track_serializer(factories, to_api_date):
"mbid": str(track.mbid),
"title": track.title,
"position": track.position,
"is_playable": None,
"uploads": [serializers.TrackUploadSerializer(upload).data],
"creation_date": to_api_date(track.creation_date),
"listen_url": track.listen_url,
"duration": None,
@ -127,7 +128,7 @@ def test_album_serializer(factories, to_api_date):
"title": album.title,
"artist": serializers.ArtistSimpleSerializer(album.artist).data,
"creation_date": to_api_date(album.creation_date),
"is_playable": None,
"is_playable": False,
"cover": {
"original": album.cover.url,
"square_crop": album.cover.crop["400x400"].url,
@ -145,7 +146,7 @@ def test_album_serializer(factories, to_api_date):
def test_track_serializer(factories, to_api_date):
upload = factories["music.Upload"]()
track = upload.track
setattr(track, "playable_uploads", [upload])
expected = {
"id": track.id,
"artist": serializers.ArtistSimpleSerializer(track.artist).data,
@ -153,14 +154,10 @@ def test_track_serializer(factories, to_api_date):
"mbid": str(track.mbid),
"title": track.title,
"position": track.position,
"is_playable": None,
"uploads": [serializers.TrackUploadSerializer(upload).data],
"creation_date": to_api_date(track.creation_date),
"lyrics": track.get_lyrics_url(),
"listen_url": track.listen_url,
"duration": None,
"size": None,
"bitrate": None,
"mimetype": None,
}
serializer = serializers.TrackSerializer(track)
assert serializer.data == expected
@ -260,3 +257,20 @@ def test_manage_upload_action_relaunch_import(factories, mocker):
finished.refresh_from_db()
assert finished.import_status == "finished"
assert m.call_count == 3
def test_track_upload_serializer(factories):
upload = factories["music.Upload"]()
expected = {
"listen_url": upload.listen_url,
"uuid": str(upload.uuid),
"size": upload.size,
"bitrate": upload.bitrate,
"mimetype": upload.mimetype,
"extension": upload.extension,
"duration": upload.duration,
}
serializer = serializers.TrackUploadSerializer(upload)
assert serializer.data == expected

View File

@ -549,11 +549,11 @@ def test_scan_page_trigger_next_page_scan_skip_if_same(mocker, factories, r_mock
def test_clean_transcoding_cache(preferences, now, factories):
preferences['music__transcoding_cache_duration'] = 60
u1 = factories['music.UploadVersion'](
preferences["music__transcoding_cache_duration"] = 60
u1 = factories["music.UploadVersion"](
accessed_date=now - datetime.timedelta(minutes=61)
)
u2 = factories['music.UploadVersion'](
u2 = factories["music.UploadVersion"](
accessed_date=now - datetime.timedelta(minutes=59)
)

View File

@ -39,13 +39,11 @@ def test_album_list_serializer(api_request, factories, logged_in_api_client):
).track
album = track.album
request = api_request.get("/")
qs = album.__class__.objects.all()
qs = album.__class__.objects.with_prefetched_tracks_and_playable_uploads(None)
serializer = serializers.AlbumSerializer(
qs, many=True, context={"request": request}
)
expected = {"count": 1, "next": None, "previous": None, "results": serializer.data}
expected["results"][0]["is_playable"] = True
expected["results"][0]["tracks"][0]["is_playable"] = True
url = reverse("api:v1:albums-list")
response = logged_in_api_client.get(url)
@ -58,12 +56,11 @@ def test_track_list_serializer(api_request, factories, logged_in_api_client):
library__privacy_level="everyone", import_status="finished"
).track
request = api_request.get("/")
qs = track.__class__.objects.all()
qs = track.__class__.objects.with_playable_uploads(None)
serializer = serializers.TrackSerializer(
qs, many=True, context={"request": request}
)
expected = {"count": 1, "next": None, "previous": None, "results": serializer.data}
expected["results"][0]["is_playable"] = True
url = reverse("api:v1:tracks-list")
response = logged_in_api_client.get(url)

View File

@ -150,10 +150,6 @@ def test_playlist_playable_by_anonymous(privacy_level, expected, factories):
factories["music.Upload"](
track=track, library__privacy_level=privacy_level, import_status="finished"
)
queryset = playlist.__class__.objects.playable_by(None).annotate_playable_by_actor(
None
)
queryset = playlist.__class__.objects.playable_by(None).with_playable_plts(None)
match = playlist in list(queryset)
assert match is expected
if expected:
assert bool(queryset.first().is_playable_by_actor) is expected

View File

@ -145,7 +145,7 @@ def test_can_list_tracks_from_playlist(level, factories, logged_in_api_client):
url = reverse("api:v1:playlists-tracks", kwargs={"pk": plt.playlist.pk})
response = logged_in_api_client.get(url)
serialized_plt = serializers.PlaylistTrackSerializer(plt).data
serialized_plt["track"]["is_playable"] = False
assert response.data["count"] == 1
assert response.data["results"][0] == serialized_plt