crates/apub/src/protocol/activities/create_or_update/note.rs

   1 use crate::{
   2   activities::verify_community_matches,
   3   local_instance,
   4   mentions::MentionOrValue,
   5   objects::{community::ApubCommunity, person::ApubPerson},
   6   protocol::{activities::CreateOrUpdateType, objects::note::Note, InCommunity},
   7 };
   8 use activitypub_federation::{core::object_id::ObjectId, deser::helpers::deserialize_one_or_many};
   9 use lemmy_api_common::context::LemmyContext;
  10 use lemmy_db_schema::{source::community::Community, traits::Crud};
  11 use lemmy_utils::error::LemmyError;
  12 use serde::{Deserialize, Serialize};
  13 use url::Url;
  14
  15 #[derive(Clone, Debug, Deserialize, Serialize)]
  16 #[serde(rename_all = "camelCase")]
  17 pub struct CreateOrUpdateNote {
  18   pub(crate) actor: ObjectId<ApubPerson>,
  19   #[serde(deserialize_with = "deserialize_one_or_many")]
  20   pub(crate) to: Vec<Url>,
  21   pub(crate) object: Note,
  22   #[serde(deserialize_with = "deserialize_one_or_many")]
  23   pub(crate) cc: Vec<Url>,
  24   #[serde(default)]
  25   pub(crate) tag: Vec<MentionOrValue>,
  26   #[serde(rename = "type")]
  27   pub(crate) kind: CreateOrUpdateType,
  28   pub(crate) id: Url,
  29   pub(crate) audience: Option<ObjectId<ApubCommunity>>,
  30 }
  31
  32 #[async_trait::async_trait(?Send)]
  33 impl InCommunity for CreateOrUpdateNote {
  34   async fn community(
  35     &self,
  36     context: &LemmyContext,
  37     request_counter: &mut i32,
  38   ) -> Result<ApubCommunity, LemmyError> {
  39     let post = self.object.get_parents(context, request_counter).await?.0;
  40     if let Some(audience) = &self.audience {
  41       let audience = audience
  42         .dereference(context, local_instance(context).await, request_counter)
  43         .await?;
  44       verify_community_matches(&audience, post.community_id)?;
  45       Ok(audience)
  46     } else {
  47       let community = Community::read(context.pool(), post.community_id).await?;
  48       Ok(community.into())
  49     }
  50   }
  51 }