def break_enforcement_cache(sender, instance, **kwargs):
base = instance.get_site().root_url
batch = PurgeBatch()
enf_api_url = base + reverse('enforcement_action_api')
enf_charts_url = base + '/enforcement/payments-harmed-consumers/enforcement-database/' # noqa: E501
batch.add_urls([enf_api_url, enf_charts_url])
batch.purge()
def section_saved(sender, instance, **kwargs):
if not instance.subpart.version.draft:
batch = PurgeBatch()
for page in instance.subpart.version.part.page.all():
urls = page.get_urls_for_version(instance.subpart.version,
section=instance)
batch.add_urls(urls)
batch.purge()
def effective_version_saved(sender, instance, **kwargs):
""" Invalidate the cache if the effective_version is not a draft """
if not instance.draft:
batch = PurgeBatch()
for page in instance.part.page.all():
urls = page.get_urls_for_version(instance)
batch.add_urls(urls)
batch.purge()
def purge_document_from_cache(document):
# No need for check if they are public or private - if they've changed,
# they should be out of cache.
logger.debug('Purge document "%s" from the front-end cache',
document.file.name)
frontend_cache_configuration = get_frontend_cache_configuration()
if frontend_cache_configuration:
s3_batch = PurgeBatch()
s3_batch.add_url(document.file.url)
s3_batch.purge(backend_settings=frontend_cache_configuration)
# Purge Wagtail document view URLs using normal site's cache.
wagtail_batch = PurgeBatch()
wagtail_batch.add_urls(
build_absolute_urls_for_all_sites_for_path(document.url))
wagtail_batch.purge()
def purge_collection_documents_from_cache(collection):
# Do not purge documents if they are in a public collection. Documents
# themselves have not changed so no need to make redundant calls for big
# collections.
if not collection.get_view_restrictions():
return
logger.debug(
'Purge documents of collection "%s" from the front-end cache',
collection.name,
)
# Purge download URLs and actual files if they possibly used to be public.
wagtail_batch = PurgeBatch()
s3_batch = PurgeBatch()
for document in get_document_model().objects.filter(collection=collection):
wagtail_batch.add_urls(
build_absolute_urls_for_all_sites_for_path(document.url))
s3_batch.add_url(document.file.url)
wagtail_batch.purge()
frontend_cache_configuration = get_frontend_cache_configuration()
if frontend_cache_configuration:
s3_batch.purge(backend_settings=frontend_cache_configuration)