def get_top(cls, after=None, before=None,
song_num=10, album_num=10, keys_only=False):
# Sanitize our range dates. Dates instead of times make caching
# more convenient, and I don't even think we can ask for times
# anyway
if before is None:
before = datetime.date.today() + datetime.timedelta(days=1)
else:
if isinstance(before, datetime.datetime):
before = before.date()
before += datetime.timedelta(days=1)
if after is None:
after = datetime.date.today() - datetime.timedelta(days=6)
elif isinstance(after, datetime.datetime):
after = after.date()
cached_songs = cls.get_cached_query(cls.TOP_SONGS, before, after)
cached_albums = cls.get_cached_query(cls.TOP_ALBUMS, before, after)
# If our caches exist and are sufficient
if not (cached_songs is None or
cached_songs.need_fetch(song_num) or
cached_albums is None or
cached_albums.need_fetch(album_num)):
songs = cached_songs.results
albums = cached_albums.results
else:
new_plays = cls.get(before=before, after=after, is_new=True, num=1000)
songs = {}
albums = {}
for play in new_plays:
song_key = play.song_key
if song_key in songs:
songs[song_key] += 1
else:
songs[song_key] = 1
if play.song_key is not None and play.song.album_key is not None:
album_key = play.song.album_key
if album_key in albums:
albums[album_key] += 1
else:
albums[album_key] = 1
songs = songs.items()
albums = albums.items()
if not keys_only:
songs = [(Song.get(song), count) for song,count in songs]
if not keys_only:
albums = [(Album.get(album), count) for album,count in albums]
songs = sorted(songs, key=(lambda x: x[1]), reverse=True)[:song_num]
albums = sorted(albums, key=(lambda x: x[1]), reverse=True)[:album_num]
cached_songs
return (songs, albums)
def get_top(cls, after=None, before=None,
song_num=10, album_num=10, keys_only=False):
# Sanitize our range dates. Dates instead of times make caching
# more convenient, and I don't even think we can ask for times
# anyway
if before is None and after is None:
before, after = last_week_span()
elif before is None:
before = last_week_span(after + datetime.timedelta(6))[0]
elif after is None:
after = last_week_span(before)[1]
cached_songs = CountTableCache.fetch(cls.TOP_SONGS%(before, after))
cached_albums = CountTableCache.fetch(cls.TOP_ALBUMS%(before, after))
cached = False
# If our caches exist and are sufficient
if not (True or cached_songs.need_fetch(song_num) or
cached_albums.need_fetch(album_num)):
song_counts = cached_songs.results
album_counts = cached_albums.results
cached = True
else:
new_plays, cursor, more = cls.get(
before=before, after=after, is_new=True, num=1000, page=True)
song_counts = {}
album_counts = {}
for play in new_plays:
song_key = play.song_key
if song_key in song_counts:
song_counts[song_key] += 1
else:
song_counts[song_key] = 1
if play.song_key is not None and play.song.album_key is not None:
album_key = play.song.album_key
if album_key in album_counts:
album_counts[album_key] += 1
else:
album_counts[album_key] = 1
logging.debug(song_counts)
if not keys_only:
if song_counts:
songs = zip(Song.get(song_counts.keys()), song_counts.values())
else:
songs = []
if album_counts:
albums = zip(Album.get(album_counts.keys()), album_counts.values())
else:
albums = []
else:
songs = song_counts.iteritems()
albums = album_counts.iteritems()
if not cached:
cached_songs.set(song_counts, more)
cached_albums.set(album_counts, more)
cached_songs.save()
cached_albums.save()
songs = sorted(songs,
key=itemgetter(1), reverse=True)[:song_num]
albums = sorted(albums,
key=itemgetter(1), reverse=True)[:album_num]
return (songs, albums)