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

   1 use crate::{
   2   activities::{
   3     community::announce::{AnnouncableActivities, AnnounceActivity},
   4     send_lemmy_activity,
   5   },
   6   check_is_apub_id_valid,
   7   fetcher::object_id::ObjectId,
   8   insert_activity,
   9   objects::community::ApubCommunity,
  10 };
  11 use itertools::Itertools;
  12 use lemmy_apub_lib::traits::ActorType;
  13 use lemmy_utils::LemmyError;
  14 use lemmy_websocket::LemmyContext;
  15 use url::Url;
  16
  17 pub mod add_mod;
  18 pub mod announce;
  19 pub mod block_user;
  20 pub mod remove_mod;
  21 pub mod undo_block_user;
  22 pub mod update;
  23
  24 async fn list_community_follower_inboxes(
  25   community: &ApubCommunity,
  26   additional_inboxes: Vec<Url>,
  27   context: &LemmyContext,
  28 ) -> Result<Vec<Url>, LemmyError> {
  29   Ok(
  30     vec![
  31       community
  32         .get_follower_inboxes(context.pool(), &context.settings())
  33         .await?,
  34       additional_inboxes,
  35     ]
  36     .iter()
  37     .flatten()
  38     .unique()
  39     .filter(|inbox| inbox.host_str() != Some(&context.settings().hostname))
  40     .filter(|inbox| check_is_apub_id_valid(inbox, false, &context.settings()).is_ok())
  41     .map(|inbox| inbox.to_owned())
  42     .collect(),
  43   )
  44 }
  45
  46 pub(crate) async fn send_to_community<T: ActorType>(
  47   activity: AnnouncableActivities,
  48   activity_id: &Url,
  49   actor: &T,
  50   community: &ApubCommunity,
  51   additional_inboxes: Vec<Url>,
  52   context: &LemmyContext,
  53 ) -> Result<(), LemmyError> {
  54   // if this is a local community, we need to do an announce from the community instead
  55   if community.local {
  56     insert_activity(activity_id, activity.clone(), true, false, context.pool()).await?;
  57     AnnounceActivity::send(activity, community, additional_inboxes, context).await?;
  58   } else {
  59     let mut inboxes = additional_inboxes;
  60     inboxes.push(community.shared_inbox_or_inbox_url());
  61     send_lemmy_activity(context, &activity, activity_id, actor, inboxes, false).await?;
  62   }
  63
  64   Ok(())
  65 }
  66
  67 async fn get_community_from_moderators_url(
  68   moderators: &Url,
  69   context: &LemmyContext,
  70   request_counter: &mut i32,
  71 ) -> Result<ApubCommunity, LemmyError> {
  72   let community_id = Url::parse(&moderators.to_string().replace("/moderators", ""))?;
  73   ObjectId::new(community_id)
  74     .dereference(context, request_counter)
  75     .await
  76 }