X-Git-Url: https://git.mdrn.pl/wolnelektury.git/blobdiff_plain/739f27c960d11c123e8ba20a282b1755b9fcd358..d69fc5f16ed739c02685e7d695abf6de59c2bf5e:/apps/catalogue/models/listeners.py diff --git a/apps/catalogue/models/listeners.py b/apps/catalogue/models/listeners.py deleted file mode 100644 index 7e034a1c6..000000000 --- a/apps/catalogue/models/listeners.py +++ /dev/null @@ -1,70 +0,0 @@ -# -*- coding: utf-8 -*- -# This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later. -# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information. -# -from django.conf import settings -from django.core.cache import get_cache -from django.db.models.signals import post_save, pre_delete, post_delete -import django.dispatch -from catalogue.models import Tag, BookMedia, Book, Fragment, Collection -from catalogue import tasks -from newtagging.models import tags_updated - - -permanent_cache = get_cache('permanent') - - -def _tags_updated_handler(sender, affected_tags, **kwargs): - # reset tag global counter - # we want Tag.changed_at updated for API to know the tag was touched - for tag in affected_tags: - tasks.touch_tag(tag) - - # if book tags changed, reset book tag counter - if isinstance(sender, Book) and \ - Tag.objects.filter(pk__in=(tag.pk for tag in affected_tags)).\ - exclude(category__in=('book', 'theme', 'set')).count(): - sender.reset_tag_counter() - # if fragment theme changed, reset book theme counter - elif isinstance(sender, Fragment) and \ - Tag.objects.filter(pk__in=(tag.pk for tag in affected_tags)).\ - filter(category='theme').count(): - sender.book.reset_theme_counter() -tags_updated.connect(_tags_updated_handler) - - -def _pre_delete_handler(sender, instance, **kwargs): - """ refresh Book on BookMedia delete """ - if sender == BookMedia: - instance.book.save() -pre_delete.connect(_pre_delete_handler) - - -def _post_save_handler(sender, instance, **kwargs): - """ refresh all the short_html stuff on BookMedia update """ - if sender == BookMedia: - instance.book.save() - elif sender == Collection: - permanent_cache.delete('catalogue.collection:%s' % instance.slug) -post_save.connect(_post_save_handler) - - -def post_publish(sender, **kwargs): - permanent_cache.delete_many(['catalogue.book_list', - 'catalogue.audiobook_list', 'catalogue.daisy_list']) -Book.published.connect(post_publish) - - -if not settings.NO_SEARCH_INDEX: - @django.dispatch.receiver(post_delete, sender=Book) - def _remove_book_from_index_handler(sender, instance, **kwargs): - """ remove the book from search index, when it is deleted.""" - import search - search.JVM.attachCurrentThread() - idx = search.Index() - idx.open(timeout=10000) # 10 seconds timeout. - try: - idx.remove_book(instance) - idx.index_tags() - finally: - idx.close()