crates/apub/src/protocol/activities/deletion/undo_delete.rs

   1 use crate::{
   2   activities::verify_community_matches,
   3   objects::{community::ApubCommunity, person::ApubPerson},
   4   protocol::{activities::deletion::delete::Delete, InCommunity},
   5 };
   6 use activitypub_federation::{core::object_id::ObjectId, deser::helpers::deserialize_one_or_many};
   7 use activitystreams_kinds::activity::UndoType;
   8 use lemmy_api_common::context::LemmyContext;
   9 use lemmy_utils::error::LemmyError;
  10 use serde::{Deserialize, Serialize};
  11 use serde_with::skip_serializing_none;
  12 use url::Url;
  13
  14 #[skip_serializing_none]
  15 #[derive(Clone, Debug, Deserialize, Serialize)]
  16 #[serde(rename_all = "camelCase")]
  17 pub struct UndoDelete {
  18   pub(crate) actor: ObjectId<ApubPerson>,
  19   #[serde(deserialize_with = "deserialize_one_or_many")]
  20   pub(crate) to: Vec<Url>,
  21   pub(crate) object: Delete,
  22   #[serde(rename = "type")]
  23   pub(crate) kind: UndoType,
  24   pub(crate) id: Url,
  25   pub(crate) audience: Option<ObjectId<ApubCommunity>>,
  26
  27   #[serde(deserialize_with = "deserialize_one_or_many", default)]
  28   #[serde(skip_serializing_if = "Vec::is_empty")]
  29   pub(crate) cc: Vec<Url>,
  30 }
  31
  32 #[async_trait::async_trait(?Send)]
  33 impl InCommunity for UndoDelete {
  34   async fn community(
  35     &self,
  36     context: &LemmyContext,
  37     request_counter: &mut i32,
  38   ) -> Result<ApubCommunity, LemmyError> {
  39     let community = self.object.community(context, request_counter).await?;
  40     if let Some(audience) = &self.audience {
  41       verify_community_matches(audience, community.actor_id.clone())?;
  42     }
  43     Ok(community)
  44   }
  45 }