crates/apub/src/activities/comment/remove.rs

   1 use crate::activities::{comment::send_websocket_message, verify_mod_action};
   2 use activitystreams::activity::kind::RemoveType;
   3 use lemmy_api_common::blocking;
   4 use crate::{check_is_apub_id_valid, fetcher::objects::get_or_fetch_and_insert_comment};
   5 use lemmy_apub_lib::{verify_domains_match, ActivityCommonFields, ActivityHandlerNew, PublicUrl};
   6 use lemmy_db_queries::source::comment::Comment_;
   7 use lemmy_db_schema::source::comment::Comment;
   8 use lemmy_utils::LemmyError;
   9 use lemmy_websocket::{LemmyContext, UserOperationCrud};
  10 use url::Url;
  11
  12 #[derive(Clone, Debug, serde::Deserialize, serde::Serialize)]
  13 #[serde(rename_all = "camelCase")]
  14 pub struct RemoveComment {
  15   to: PublicUrl,
  16   pub(in crate::activities::comment) object: Url,
  17   cc: [Url; 1],
  18   #[serde(rename = "type")]
  19   kind: RemoveType,
  20   #[serde(flatten)]
  21   common: ActivityCommonFields,
  22 }
  23
  24 #[async_trait::async_trait(?Send)]
  25 impl ActivityHandlerNew for RemoveComment {
  26   async fn verify(&self, context: &LemmyContext, _: &mut i32) -> Result<(), LemmyError> {
  27     verify_domains_match(&self.common.actor, self.common.id_unchecked())?;
  28     check_is_apub_id_valid(&self.common.actor, false)?;
  29     verify_mod_action(&self.common.actor, self.cc[0].clone(), context).await
  30   }
  31
  32   async fn receive(
  33     &self,
  34     context: &LemmyContext,
  35     request_counter: &mut i32,
  36   ) -> Result<(), LemmyError> {
  37     let comment = get_or_fetch_and_insert_comment(&self.object, context, request_counter).await?;
  38
  39     let removed_comment = blocking(context.pool(), move |conn| {
  40       Comment::update_removed(conn, comment.id, true)
  41     })
  42     .await??;
  43
  44     send_websocket_message(
  45       removed_comment.id,
  46       vec![],
  47       UserOperationCrud::EditComment,
  48       context,
  49     )
  50     .await
  51   }
  52
  53   fn common(&self) -> &ActivityCommonFields {
  54     &self.common
  55   }
  56 }