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

   1 use crate::{
   2   activities::{
   3     community::send_activity_in_community,
   4     generate_activity_id,
   5     verify_is_public,
   6     verify_mod_action,
   7     verify_person_in_community,
   8   },
   9   activity_lists::AnnouncableActivities,
  10   objects::{community::ApubCommunity, person::ApubPerson},
  11   protocol::{activities::community::update::UpdateCommunity, InCommunity},
  12   ActorType,
  13 };
  14 use activitypub_federation::{
  15   core::object_id::ObjectId,
  16   data::Data,
  17   traits::{ActivityHandler, ApubObject},
  18 };
  19 use activitystreams_kinds::{activity::UpdateType, public};
  20 use lemmy_api_common::{
  21   websocket::{send::send_community_ws_message, UserOperationCrud},
  22   LemmyContext,
  23 };
  24 use lemmy_db_schema::{source::community::Community, traits::Crud};
  25 use lemmy_utils::error::LemmyError;
  26 use url::Url;
  27
  28 impl UpdateCommunity {
  29   #[tracing::instrument(skip_all)]
  30   pub async fn send(
  31     community: ApubCommunity,
  32     actor: &ApubPerson,
  33     context: &LemmyContext,
  34   ) -> Result<(), LemmyError> {
  35     let id = generate_activity_id(
  36       UpdateType::Update,
  37       &context.settings().get_protocol_and_hostname(),
  38     )?;
  39     let update = UpdateCommunity {
  40       actor: ObjectId::new(actor.actor_id()),
  41       to: vec![public()],
  42       object: Box::new(community.clone().into_apub(context).await?),
  43       cc: vec![community.actor_id()],
  44       kind: UpdateType::Update,
  45       id: id.clone(),
  46       audience: Some(ObjectId::new(community.actor_id())),
  47     };
  48
  49     let activity = AnnouncableActivities::UpdateCommunity(update);
  50     send_activity_in_community(activity, actor, &community, vec![], true, context).await
  51   }
  52 }
  53
  54 #[async_trait::async_trait(?Send)]
  55 impl ActivityHandler for UpdateCommunity {
  56   type DataType = LemmyContext;
  57   type Error = LemmyError;
  58
  59   fn id(&self) -> &Url {
  60     &self.id
  61   }
  62
  63   fn actor(&self) -> &Url {
  64     self.actor.inner()
  65   }
  66
  67   #[tracing::instrument(skip_all)]
  68   async fn verify(
  69     &self,
  70     context: &Data<LemmyContext>,
  71     request_counter: &mut i32,
  72   ) -> Result<(), LemmyError> {
  73     verify_is_public(&self.to, &self.cc)?;
  74     let community = self.community(context, request_counter).await?;
  75     verify_person_in_community(&self.actor, &community, context, request_counter).await?;
  76     verify_mod_action(
  77       &self.actor,
  78       self.object.id.inner(),
  79       community.id,
  80       context,
  81       request_counter,
  82     )
  83     .await?;
  84     ApubCommunity::verify(
  85       &self.object,
  86       &community.actor_id.clone().into(),
  87       context,
  88       request_counter,
  89     )
  90     .await?;
  91     Ok(())
  92   }
  93
  94   #[tracing::instrument(skip_all)]
  95   async fn receive(
  96     self,
  97     context: &Data<LemmyContext>,
  98     request_counter: &mut i32,
  99   ) -> Result<(), LemmyError> {
 100     let community = self.community(context, request_counter).await?;
 101
 102     let community_update_form = self.object.into_update_form();
 103
 104     let updated_community =
 105       Community::update(context.pool(), community.id, &community_update_form).await?;
 106
 107     send_community_ws_message(
 108       updated_community.id,
 109       UserOperationCrud::EditCommunity,
 110       None,
 111       None,
 112       context,
 113     )
 114     .await?;
 115     Ok(())
 116   }
 117 }