X-Git-Url: https://git.mdrn.pl/wolnelektury.git/blobdiff_plain/276656dcc680e1a35103d310dea046152ddc3785..ee8d5955079e5363a77c6d55577216392a219945:/apps/social/utils.py diff --git a/apps/social/utils.py b/apps/social/utils.py index 96f0ca0c7..00cf43e28 100755 --- a/apps/social/utils.py +++ b/apps/social/utils.py @@ -1,7 +1,8 @@ from django.db.models import Q -from catalogue.models import Tag +from catalogue.models import Book, Tag from catalogue import utils from catalogue.tasks import touch_tag +from social.models import Cite def likes(user, work): @@ -33,3 +34,10 @@ def set_sets(user, work, sets): # delete empty tags Tag.objects.filter(category='set', user=user, book_count=0).delete() + + +def cites_for_tags(tags): + """Returns a QuerySet with all Cites for books with given tags.""" + books = Book.tagged.with_all(tags).order_by().values_list('id', flat=True) + books = list(books) + return Cite.objects.filter(book__id__in=books)