crates/api_crud/src/comment/update.rs

   1 use crate::PerformCrud;
   2 use actix_web::web::Data;
   3 use lemmy_api_common::{
   4   blocking,
   5   check_community_ban,
   6   comment::*,
   7   get_local_user_view_from_jwt,
   8   send_local_notifs,
   9 };
  10 use lemmy_apub::activities::{
  11   comment::create_or_update::CreateOrUpdateComment,
  12   CreateOrUpdateType,
  13 };
  14 use lemmy_db_queries::source::comment::Comment_;
  15 use lemmy_db_schema::source::comment::*;
  16 use lemmy_db_views::comment_view::CommentView;
  17 use lemmy_utils::{
  18   utils::{remove_slurs, scrape_text_for_mentions},
  19   ApiError,
  20   ConnectionId,
  21   LemmyError,
  22 };
  23 use lemmy_websocket::{send::send_comment_ws_message, LemmyContext, UserOperationCrud};
  24
  25 #[async_trait::async_trait(?Send)]
  26 impl PerformCrud for EditComment {
  27   type Response = CommentResponse;
  28
  29   async fn perform(
  30     &self,
  31     context: &Data<LemmyContext>,
  32     websocket_id: Option<ConnectionId>,
  33   ) -> Result<CommentResponse, LemmyError> {
  34     let data: &EditComment = self;
  35     let local_user_view =
  36       get_local_user_view_from_jwt(&data.auth, context.pool(), context.secret()).await?;
  37
  38     let comment_id = data.comment_id;
  39     let orig_comment = blocking(context.pool(), move |conn| {
  40       CommentView::read(conn, comment_id, None)
  41     })
  42     .await??;
  43
  44     // TODO is this necessary? It should really only need to check on create
  45     check_community_ban(
  46       local_user_view.person.id,
  47       orig_comment.community.id,
  48       context.pool(),
  49     )
  50     .await?;
  51
  52     // Verify that only the creator can edit
  53     if local_user_view.person.id != orig_comment.creator.id {
  54       return Err(ApiError::err("no_comment_edit_allowed").into());
  55     }
  56
  57     // Do the update
  58     let content_slurs_removed =
  59       remove_slurs(&data.content.to_owned(), &context.settings().slur_regex());
  60     let comment_id = data.comment_id;
  61     let updated_comment = blocking(context.pool(), move |conn| {
  62       Comment::update_content(conn, comment_id, &content_slurs_removed)
  63     })
  64     .await?
  65     .map_err(|_| ApiError::err("couldnt_update_comment"))?;
  66
  67     // Send the apub update
  68     CreateOrUpdateComment::send(
  69       &updated_comment,
  70       &local_user_view.person,
  71       CreateOrUpdateType::Update,
  72       context,
  73     )
  74     .await?;
  75
  76     // Do the mentions / recipients
  77     let updated_comment_content = updated_comment.content.to_owned();
  78     let mentions = scrape_text_for_mentions(&updated_comment_content);
  79     let recipient_ids = send_local_notifs(
  80       mentions,
  81       updated_comment,
  82       local_user_view.person.clone(),
  83       orig_comment.post,
  84       context.pool(),
  85       false,
  86       &context.settings(),
  87     )
  88     .await?;
  89
  90     send_comment_ws_message(
  91       data.comment_id,
  92       UserOperationCrud::EditComment,
  93       websocket_id,
  94       data.form_id.to_owned(),
  95       None,
  96       recipient_ids,
  97       context,
  98     )
  99     .await
 100   }
 101 }