apps/catalogue/tasks.py

   1 # -*- coding: utf-8 -*-
   2 #
   3 # This file is part of MIL/PEER, licensed under GNU Affero GPLv3 or later.
   4 # Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
   5 #
   6 from celery.task import task
   7 from django.utils import translation
   8
   9
  10 @task(ignore_result=True)
  11 def _refresh_by_pk(cls, pk, language=None):
  12     prev_language = translation.get_language()
  13     language and translation.activate(language)
  14     try:
  15         cls._default_manager.get(pk=pk).refresh()
  16     finally:
  17         translation.activate(prev_language)
  18
  19
  20 def refresh_instance(instance):
  21     _refresh_by_pk.delay(type(instance), instance.pk, translation.get_language())
  22
  23
  24 @task(ignore_result=True)
  25 def book_content_updated(book):
  26     book.refresh_dc_cache()