crates/apub/src/activities/community/mod.rs

   1 use crate::{
   2   activities::community::announce::{AnnouncableActivities, AnnounceActivity},
   3   check_is_apub_id_valid,
   4   fetcher::object_id::ObjectId,
   5   insert_activity,
   6   objects::community::ApubCommunity,
   7   send_lemmy_activity,
   8 };
   9 use itertools::Itertools;
  10 use lemmy_apub_lib::traits::ActorType;
  11 use lemmy_utils::LemmyError;
  12 use lemmy_websocket::LemmyContext;
  13 use url::Url;
  14
  15 pub mod add_mod;
  16 pub mod announce;
  17 pub mod block_user;
  18 pub mod remove_mod;
  19 pub mod undo_block_user;
  20 pub mod update;
  21
  22 async fn list_community_follower_inboxes(
  23   community: &ApubCommunity,
  24   additional_inboxes: Vec<Url>,
  25   context: &LemmyContext,
  26 ) -> Result<Vec<Url>, LemmyError> {
  27   Ok(
  28     vec![
  29       community
  30         .get_follower_inboxes(context.pool(), &context.settings())
  31         .await?,
  32       additional_inboxes,
  33     ]
  34     .iter()
  35     .flatten()
  36     .unique()
  37     .filter(|inbox| inbox.host_str() != Some(&context.settings().hostname))
  38     .filter(|inbox| check_is_apub_id_valid(inbox, false, &context.settings()).is_ok())
  39     .map(|inbox| inbox.to_owned())
  40     .collect(),
  41   )
  42 }
  43
  44 pub(crate) async fn send_to_community<T: ActorType>(
  45   activity: AnnouncableActivities,
  46   activity_id: &Url,
  47   actor: &T,
  48   community: &ApubCommunity,
  49   additional_inboxes: Vec<Url>,
  50   context: &LemmyContext,
  51 ) -> Result<(), LemmyError> {
  52   // if this is a local community, we need to do an announce from the community instead
  53   if community.local {
  54     insert_activity(activity_id, activity.clone(), true, false, context.pool()).await?;
  55     AnnounceActivity::send(activity, community, additional_inboxes, context).await?;
  56   } else {
  57     let mut inboxes = additional_inboxes;
  58     inboxes.push(community.shared_inbox_or_inbox_url());
  59     send_lemmy_activity(context, &activity, activity_id, actor, inboxes, false).await?;
  60   }
  61
  62   Ok(())
  63 }
  64
  65 async fn get_community_from_moderators_url(
  66   moderators: &Url,
  67   context: &LemmyContext,
  68   request_counter: &mut i32,
  69 ) -> Result<ApubCommunity, LemmyError> {
  70   let community_id = Url::parse(&moderators.to_string().replace("/moderators", ""))?;
  71   ObjectId::new(community_id)
  72     .dereference(context, request_counter)
  73     .await
  74 }