def sort_key(self):
return (self.album_key,
self("~#disc"), self("~#track"),
human(self("artistsort")),
self.get("musicbrainz_artistid", ""),
human(self.get("title", "")),
self.get("~filename"))
def sort_by_func(tag):
"""Returns a fast sort function for a specific tag (or pattern).
Some keys are already in the sort cache, so we can use them."""
def title_sort(song):
key = song.sort_key
return (key[5], key)
def artist_sort(song):
key = song.sort_key
return (key[3], key)
if callable(tag):
return lambda song: (human(tag(song)), song.sort_key)
elif tag == "albumsort":
return lambda song: song.sort_key
elif tag == "title":
return title_sort
elif tag == "artistsort":
return artist_sort
elif tag.startswith("~#") and "~" not in tag[2:]:
return lambda song: (song(tag), song.sort_key)
return lambda song: (human(song(tag)), song.sort_key)
def __album_key(self):
return (human(self("albumsort", "")),
self.get("album_grouping_key") or self.get("labelid") or
self.get("musicbrainz_albumid") or "")
