def re_add_users_following_before_delete(instance):
# First, let's see if this page existed before.
if instance.versions.all().count() > 2:
# Now let's get the version before it was deleted
before_delete = instance.versions.all()[2]
past_follows = Follow.versions.filter(target_page__id=before_delete.id)
# Now, re-follow.
for follow in follows_before_cascade(past_follows):
f = Follow(user=follow.user, target_page=instance)
# For versioning purposes, let's keep the same pk
# we had before delete.
f.id = follow.id
# We set TYPE_REVERTED here because it's slightly
# more accurate than the (default) TYPE_ADDED.
f._history_type = TYPE_REVERTED
f.save()
def re_add_users_following_before_delete(instance):
# First, let's see if this page existed before.
if instance.versions.all().count() > 2:
# Now let's get the version before it was deleted
before_delete = instance.versions.all()[2]
past_follows = Follow.versions.filter(target_page__id=before_delete.id)
# Now, re-follow.
for follow in follows_before_cascade(past_follows):
f = Follow(user=follow.user, target_page=instance)
# For versioning purposes, let's keep the same pk
# we had before delete.
f.id = follow.id
# We set TYPE_REVERTED here because it's slightly
# more accurate than the (default) TYPE_ADDED.
f._history_type = TYPE_REVERTED
f.save()
