activities::send_lemmy_activity,
activity_lists::AnnouncableActivities,
local_instance,
- objects::community::ApubCommunity,
+ objects::{community::ApubCommunity, person::ApubPerson},
protocol::activities::community::announce::AnnounceActivity,
- ActorType,
};
use activitypub_federation::{core::object_id::ObjectId, traits::Actor};
+use lemmy_db_schema::source::person::PersonFollower;
use lemmy_utils::error::LemmyError;
use lemmy_websocket::LemmyContext;
use url::Url;
pub mod report;
pub mod update;
-#[tracing::instrument(skip_all)]
-pub(crate) async fn send_activity_in_community<ActorT>(
+/// This function sends all activities which are happening in a community to the right inboxes.
+/// For example Create/Page, Add/Mod etc, but not private messages.
+///
+/// Activities are sent to the community itself if it lives on another instance. If the community
+/// is local, the activity is directly wrapped into Announce and sent to community followers.
+/// Activities are also sent to those who follow the actor (with exception of moderation activities).
+///
+/// * `activity` - The activity which is being sent
+/// * `actor` - The user who is sending the activity
+/// * `community` - Community inside which the activity is sent
+/// * `inboxes` - Any additional inboxes the activity should be sent to (for example,
+/// to the user who is being promoted to moderator)
+/// * `is_mod_activity` - True for things like Add/Mod, these are not sent to user followers
+pub(crate) async fn send_activity_in_community(
activity: AnnouncableActivities,
- actor: &ActorT,
+ actor: &ApubPerson,
community: &ApubCommunity,
- mut inboxes: Vec<Url>,
+ extra_inboxes: Vec<Url>,
+ is_mod_action: bool,
context: &LemmyContext,
-) -> Result<(), LemmyError>
-where
- ActorT: Actor + ActorType,
-{
- inboxes.push(community.shared_inbox_or_inbox());
- send_lemmy_activity(context, activity.clone(), actor, inboxes, false).await?;
+) -> Result<(), LemmyError> {
+ // send to extra_inboxes
+ send_lemmy_activity(context, activity.clone(), actor, extra_inboxes, false).await?;
if community.local {
- AnnounceActivity::send(activity, community, context).await?;
+ // send directly to community followers
+ AnnounceActivity::send(activity.clone().try_into()?, community, context).await?;
+ } else {
+ // send to the community, which will then forward to followers
+ let inbox = vec![community.shared_inbox_or_inbox()];
+ send_lemmy_activity(context, activity.clone(), actor, inbox, false).await?;
+ }
+
+ // send to those who follow `actor`
+ if !is_mod_action {
+ let inboxes = PersonFollower::list_followers(context.pool(), actor.id)
+ .await?
+ .into_iter()
+ .map(|p| ApubPerson(p).shared_inbox_or_inbox())
+ .collect();
+ send_lemmy_activity(context, activity, actor, inboxes, false).await?;
}
Ok(())
) -> Result<ApubCommunity, LemmyError> {
let community_id = Url::parse(&moderators.to_string().replace("/moderators", ""))?;
ObjectId::new(community_id)
- .dereference(context, local_instance(context), request_counter)
+ .dereference(context, local_instance(context).await, request_counter)
.await
}