-use crate::Perform;
-use actix_web::web::Data;
+use activitypub_federation::config::Data;
+use actix_web::web::Json;
use lemmy_api_common::{
- community::{FollowCommunity, FollowCommunityResponse},
- utils::{
- blocking,
- check_community_ban,
- check_community_deleted_or_removed,
- get_local_user_view_from_jwt,
- },
-};
-use lemmy_apub::{
- objects::community::ApubCommunity,
- protocol::activities::following::{
- follow::FollowCommunity as FollowCommunityApub,
- undo_follow::UndoFollowCommunity,
- },
+ community::{CommunityResponse, FollowCommunity},
+ context::LemmyContext,
+ send_activity::{ActivityChannel, SendActivityData},
+ utils::{check_community_ban, check_community_deleted_or_removed, local_user_view_from_jwt},
};
use lemmy_db_schema::{
- source::community::{Community, CommunityFollower, CommunityFollowerForm},
+ source::{
+ actor_language::CommunityLanguage,
+ community::{Community, CommunityFollower, CommunityFollowerForm},
+ },
traits::{Crud, Followable},
};
-use lemmy_db_views_actor::structs::CommunityFollowerView;
-use lemmy_utils::{ConnectionId, LemmyError};
-use lemmy_websocket::LemmyContext;
-
-#[async_trait::async_trait(?Send)]
-impl Perform for FollowCommunity {
- type Response = FollowCommunityResponse;
+use lemmy_db_views_actor::structs::CommunityView;
+use lemmy_utils::error::{LemmyError, LemmyErrorExt, LemmyErrorType};
- #[tracing::instrument(skip(context, _websocket_id))]
- async fn perform(
- &self,
- context: &Data<LemmyContext>,
- _websocket_id: Option<ConnectionId>,
- ) -> Result<Self::Response, LemmyError> {
- let data: &FollowCommunity = self;
- let local_user_view =
- get_local_user_view_from_jwt(&data.auth, context.pool(), context.secret()).await?;
+#[tracing::instrument(skip(context))]
+pub async fn follow_community(
+ data: Json<FollowCommunity>,
+ context: Data<LemmyContext>,
+) -> Result<Json<CommunityResponse>, LemmyError> {
+ let local_user_view = local_user_view_from_jwt(&data.auth, &context).await?;
- let community_id = data.community_id;
- let community: ApubCommunity = blocking(context.pool(), move |conn| {
- Community::read(conn, community_id)
- })
- .await??
- .into();
- let community_follower_form = CommunityFollowerForm {
- community_id: data.community_id,
- person_id: local_user_view.person.id,
- pending: false, // Don't worry, this form isn't used for remote follows
- };
+ let community = Community::read(&mut context.pool(), data.community_id).await?;
+ let mut community_follower_form = CommunityFollowerForm {
+ community_id: community.id,
+ person_id: local_user_view.person.id,
+ pending: false,
+ };
+ if data.follow {
if community.local {
- if data.follow {
- check_community_ban(local_user_view.person.id, community_id, context.pool()).await?;
- check_community_deleted_or_removed(community_id, context.pool()).await?;
+ check_community_ban(local_user_view.person.id, community.id, &mut context.pool()).await?;
+ check_community_deleted_or_removed(community.id, &mut context.pool()).await?;
- let follow = move |conn: &'_ _| CommunityFollower::follow(conn, &community_follower_form);
- blocking(context.pool(), follow)
- .await?
- .map_err(|e| LemmyError::from_error_message(e, "community_follower_already_exists"))?;
- } else {
- let unfollow =
- move |conn: &'_ _| CommunityFollower::unfollow(conn, &community_follower_form);
- blocking(context.pool(), unfollow)
- .await?
- .map_err(|e| LemmyError::from_error_message(e, "community_follower_already_exists"))?;
- }
- } else if data.follow {
- // Dont actually add to the community followers here, because you need
- // to wait for the accept
- FollowCommunityApub::send(&local_user_view.person.clone().into(), &community, context)
- .await?;
+ CommunityFollower::follow(&mut context.pool(), &community_follower_form)
+ .await
+ .with_lemmy_type(LemmyErrorType::CommunityFollowerAlreadyExists)?;
} else {
- UndoFollowCommunity::send(&local_user_view.person.clone().into(), &community, context)
- .await?;
- let unfollow = move |conn: &'_ _| CommunityFollower::unfollow(conn, &community_follower_form);
- blocking(context.pool(), unfollow)
- .await?
- .map_err(|e| LemmyError::from_error_message(e, "community_follower_already_exists"))?;
+ // Mark as pending, the actual federation activity is sent via `SendActivity` handler
+ community_follower_form.pending = true;
+ CommunityFollower::follow(&mut context.pool(), &community_follower_form)
+ .await
+ .with_lemmy_type(LemmyErrorType::CommunityFollowerAlreadyExists)?;
}
+ }
+ if !data.follow {
+ CommunityFollower::unfollow(&mut context.pool(), &community_follower_form)
+ .await
+ .with_lemmy_type(LemmyErrorType::CommunityFollowerAlreadyExists)?;
+ }
- let community_id = data.community_id;
- let person_id = local_user_view.person.id;
- let community_follower_view = blocking(context.pool(), move |conn| {
- CommunityFollowerView::read(conn, community_id, person_id)
- })
- .await??;
+ ActivityChannel::submit_activity(
+ SendActivityData::FollowCommunity(community, local_user_view.person.clone(), data.follow),
+ &context,
+ )
+ .await?;
- Ok(Self::Response {
- community_follower_view,
- })
- }
+ let community_id = data.community_id;
+ let person_id = local_user_view.person.id;
+ let community_view =
+ CommunityView::read(&mut context.pool(), community_id, Some(person_id), false).await?;
+ let discussion_languages = CommunityLanguage::read(&mut context.pool(), community_id).await?;
+
+ Ok(Json(CommunityResponse {
+ community_view,
+ discussion_languages,
+ }))
}