crates/api_crud/src/community/update.rs

   1 use crate::PerformCrud;
   2 use actix_web::web::Data;
   3 use lemmy_api_common::{
   4   community::{CommunityResponse, EditCommunity},
   5   utils::{blocking, get_local_user_view_from_jwt},
   6 };
   7 use lemmy_apub::protocol::activities::community::update::UpdateCommunity;
   8 use lemmy_db_schema::{
   9   newtypes::PersonId,
  10   source::community::{Community, CommunityForm},
  11   traits::Crud,
  12   utils::{diesel_option_overwrite, diesel_option_overwrite_to_url, naive_now},
  13 };
  14 use lemmy_db_views_actor::structs::CommunityModeratorView;
  15 use lemmy_utils::{error::LemmyError, utils::check_slurs_opt, ConnectionId};
  16 use lemmy_websocket::{send::send_community_ws_message, LemmyContext, UserOperationCrud};
  17
  18 #[async_trait::async_trait(?Send)]
  19 impl PerformCrud for EditCommunity {
  20   type Response = CommunityResponse;
  21
  22   #[tracing::instrument(skip(context, websocket_id))]
  23   async fn perform(
  24     &self,
  25     context: &Data<LemmyContext>,
  26     websocket_id: Option<ConnectionId>,
  27   ) -> Result<CommunityResponse, LemmyError> {
  28     let data: &EditCommunity = self;
  29     let local_user_view =
  30       get_local_user_view_from_jwt(&data.auth, context.pool(), context.secret()).await?;
  31
  32     let icon = diesel_option_overwrite_to_url(&data.icon)?;
  33     let banner = diesel_option_overwrite_to_url(&data.banner)?;
  34     let description = diesel_option_overwrite(&data.description);
  35
  36     check_slurs_opt(&data.title, &context.settings().slur_regex())?;
  37     check_slurs_opt(&data.description, &context.settings().slur_regex())?;
  38
  39     // Verify its a mod (only mods can edit it)
  40     let community_id = data.community_id;
  41     let mods: Vec<PersonId> = blocking(context.pool(), move |conn| {
  42       CommunityModeratorView::for_community(conn, community_id)
  43         .map(|v| v.into_iter().map(|m| m.moderator.id).collect())
  44     })
  45     .await??;
  46     if !mods.contains(&local_user_view.person.id) {
  47       return Err(LemmyError::from_message("not_a_moderator"));
  48     }
  49
  50     let community_id = data.community_id;
  51     let read_community = blocking(context.pool(), move |conn| {
  52       Community::read(conn, community_id)
  53     })
  54     .await??;
  55
  56     let community_form = CommunityForm {
  57       name: read_community.name,
  58       title: data.title.to_owned().unwrap_or(read_community.title),
  59       description,
  60       icon,
  61       banner,
  62       nsfw: data.nsfw,
  63       posting_restricted_to_mods: data.posting_restricted_to_mods,
  64       updated: Some(naive_now()),
  65       ..CommunityForm::default()
  66     };
  67
  68     let community_id = data.community_id;
  69     let updated_community = blocking(context.pool(), move |conn| {
  70       Community::update(conn, community_id, &community_form)
  71     })
  72     .await?
  73     .map_err(|e| LemmyError::from_error_message(e, "couldnt_update_community"))?;
  74
  75     UpdateCommunity::send(
  76       updated_community.into(),
  77       &local_user_view.person.into(),
  78       context,
  79     )
  80     .await?;
  81
  82     let op = UserOperationCrud::EditCommunity;
  83     send_community_ws_message(data.community_id, op, websocket_id, None, context).await
  84   }
  85 }