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Only send separate Note if community is remote or local community has no followers from post.author's instance

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This commit is contained in:
freamon 2024-03-24 16:38:20 +00:00
parent 403a04df7c
commit a0e974df11
2 changed files with 17 additions and 4 deletions
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8
app/models.py
View file

@ -470,6 +470,14 @@ class Community(db.Model):
instances = instances.filter(Instance.id != 1, Instance.gone_forever == False)
return instances.all()
def has_followers_from_domain(self, domain: str) -> bool:
instances = Instance.query.join(User, User.instance_id == Instance.id).join(CommunityMember, CommunityMember.user_id == User.id)
instances = instances.filter(CommunityMember.community_id == self.id, CommunityMember.is_banned == False)
for instance in instances:
if instance.domain == domain:
return True
return False
def delete_dependencies(self):
for post in self.posts:
post.delete_dependencies()

13
app/post/routes.py
View file

@ -183,10 +183,15 @@ def show_post(post_id: int):
if instance.inbox and not current_user.has_blocked_instance(instance.id) and not instance_banned(instance.domain):
send_to_remote_instance(instance.id, community.id, announce)
# send copy of Note to post author (who won't otherwise get it if they're not subscribed to the community)
if not post.author.is_local():
if post.author.ap_domain != community.ap_domain:
post_request(post.author.ap_inbox_url, create_json, current_user.private_key,
# send copy of Note to post author (who won't otherwise get it if no-one else on their instance is subscribed to the community)
if not post.author.is_local() and post.author.ap_domain != community.ap_domain:
if not community.is_local() or (community.is_local and not community.has_followers_from_domain(post.author.ap_domain)):
success = post_request(post.author.ap_inbox_url, create_json, current_user.private_key,
current_user.ap_profile_id + '#main-key')
if not success:
# sending to shared inbox is good enough for Mastodon, but Lemmy will reject it the local community has no followers
personal_inbox = post.author.public_url() + '/inbox'
post_request(personal_inbox, create_json, current_user.private_key,
current_user.ap_profile_id + '#main-key')
return redirect(url_for('activitypub.post_ap', post_id=post_id)) # redirect to current page to avoid refresh resubmitting the form