]> Untitled Git - lemmy.git/blobdiff - crates/apub/src/http/community.rs
Make functions work with both connection and pool (#3420)
[lemmy.git] / crates / apub / src / http / community.rs
index 964ac2a15da25e874906cdae3c8a490f8ea1770c..18ad860b0adbd6a626167640a93e0475c32183f9 100644 (file)
 use crate::{
-  extensions::context::lemmy_context,
+  activity_lists::GroupInboxActivities,
+  collections::{
+    community_featured::ApubCommunityFeatured,
+    community_moderators::ApubCommunityModerators,
+    community_outbox::ApubCommunityOutbox,
+  },
   http::{create_apub_response, create_apub_tombstone_response},
-  objects::ToApub,
-  ActorType,
+  objects::{community::ApubCommunity, person::ApubPerson},
+  protocol::collections::group_followers::GroupFollowers,
 };
-use activitystreams::{
-  base::{AnyBase, BaseExt},
-  collection::{CollectionExt, OrderedCollection, UnorderedCollection},
+use activitypub_federation::{
+  actix_web::inbox::receive_activity,
+  config::Data,
+  protocol::context::WithContext,
+  traits::{Collection, Object},
 };
-use actix_web::{body::Body, web, HttpResponse};
-use lemmy_db_queries::source::{activity::Activity_, community::Community_};
-use lemmy_db_schema::source::{activity::Activity, community::Community};
-use lemmy_db_views_actor::community_follower_view::CommunityFollowerView;
-use lemmy_structs::blocking;
-use lemmy_utils::LemmyError;
-use lemmy_websocket::LemmyContext;
+use actix_web::{web, web::Bytes, HttpRequest, HttpResponse};
+use lemmy_api_common::context::LemmyContext;
+use lemmy_db_schema::{source::community::Community, traits::ApubActor};
+use lemmy_utils::error::{LemmyError, LemmyErrorType};
 use serde::Deserialize;
 
 #[derive(Deserialize)]
-pub struct CommunityQuery {
+pub(crate) struct CommunityQuery {
   community_name: String,
 }
 
 /// Return the ActivityPub json representation of a local community over HTTP.
-pub async fn get_apub_community_http(
+#[tracing::instrument(skip_all)]
+pub(crate) async fn get_apub_community_http(
   info: web::Path<CommunityQuery>,
-  context: web::Data<LemmyContext>,
-) -> Result<HttpResponse<Body>, LemmyError> {
-  let community = blocking(context.pool(), move |conn| {
-    Community::read_from_name(conn, &info.community_name)
-  })
-  .await??;
+  context: Data<LemmyContext>,
+) -> Result<HttpResponse, LemmyError> {
+  let community: ApubCommunity =
+    Community::read_from_name(&mut context.pool(), &info.community_name, true)
+      .await?
+      .into();
 
-  if !community.deleted {
-    let apub = community.to_apub(context.pool()).await?;
+  if !community.deleted && !community.removed {
+    let apub = community.into_json(&context).await?;
 
-    Ok(create_apub_response(&apub))
+    create_apub_response(&apub)
   } else {
-    Ok(create_apub_tombstone_response(&community.to_tombstone()?))
+    create_apub_tombstone_response(community.actor_id.clone())
   }
 }
 
+/// Handler for all incoming receive to community inboxes.
+#[tracing::instrument(skip_all)]
+pub async fn community_inbox(
+  request: HttpRequest,
+  body: Bytes,
+  data: Data<LemmyContext>,
+) -> Result<HttpResponse, LemmyError> {
+  receive_activity::<WithContext<GroupInboxActivities>, ApubPerson, LemmyContext>(
+    request, body, &data,
+  )
+  .await
+}
+
 /// Returns an empty followers collection, only populating the size (for privacy).
-pub async fn get_apub_community_followers(
+pub(crate) async fn get_apub_community_followers(
   info: web::Path<CommunityQuery>,
-  context: web::Data<LemmyContext>,
-) -> Result<HttpResponse<Body>, LemmyError> {
-  let community = blocking(context.pool(), move |conn| {
-    Community::read_from_name(&conn, &info.community_name)
-  })
-  .await??;
-
-  let community_id = community.id;
-  let community_followers = blocking(context.pool(), move |conn| {
-    CommunityFollowerView::for_community(&conn, community_id)
-  })
-  .await??;
-
-  let mut collection = UnorderedCollection::new();
-  collection
-    .set_many_contexts(lemmy_context()?)
-    .set_id(community.followers_url.into())
-    .set_total_items(community_followers.len() as u64);
-  Ok(create_apub_response(&collection))
+  context: Data<LemmyContext>,
+) -> Result<HttpResponse, LemmyError> {
+  let community =
+    Community::read_from_name(&mut context.pool(), &info.community_name, false).await?;
+  let followers = GroupFollowers::new(community, &context).await?;
+  create_apub_response(&followers)
 }
 
 /// Returns the community outbox, which is populated by a maximum of 20 posts (but no other
 /// activites like votes or comments).
-pub async fn get_apub_community_outbox(
+pub(crate) async fn get_apub_community_outbox(
   info: web::Path<CommunityQuery>,
-  context: web::Data<LemmyContext>,
-) -> Result<HttpResponse<Body>, LemmyError> {
-  let community = blocking(context.pool(), move |conn| {
-    Community::read_from_name(&conn, &info.community_name)
-  })
-  .await??;
-
-  let community_actor_id = community.actor_id.to_owned();
-  let activities = blocking(context.pool(), move |conn| {
-    Activity::read_community_outbox(conn, &community_actor_id)
-  })
-  .await??;
-
-  let activities = activities
-    .iter()
-    .map(AnyBase::from_arbitrary_json)
-    .collect::<Result<Vec<AnyBase>, serde_json::Error>>()?;
-  let len = activities.len();
-  let mut collection = OrderedCollection::new();
-  collection
-    .set_many_items(activities)
-    .set_many_contexts(lemmy_context()?)
-    .set_id(community.get_outbox_url()?)
-    .set_total_items(len as u64);
-  Ok(create_apub_response(&collection))
+  context: Data<LemmyContext>,
+) -> Result<HttpResponse, LemmyError> {
+  let community: ApubCommunity =
+    Community::read_from_name(&mut context.pool(), &info.community_name, false)
+      .await?
+      .into();
+  if community.deleted || community.removed {
+    return Err(LemmyErrorType::Deleted)?;
+  }
+  let outbox = ApubCommunityOutbox::read_local(&community, &context).await?;
+  create_apub_response(&outbox)
 }
 
-pub async fn get_apub_community_inbox(
+#[tracing::instrument(skip_all)]
+pub(crate) async fn get_apub_community_moderators(
   info: web::Path<CommunityQuery>,
-  context: web::Data<LemmyContext>,
-) -> Result<HttpResponse<Body>, LemmyError> {
-  let community = blocking(context.pool(), move |conn| {
-    Community::read_from_name(&conn, &info.community_name)
-  })
-  .await??;
+  context: Data<LemmyContext>,
+) -> Result<HttpResponse, LemmyError> {
+  let community: ApubCommunity =
+    Community::read_from_name(&mut context.pool(), &info.community_name, false)
+      .await?
+      .into();
+  if community.deleted || community.removed {
+    return Err(LemmyErrorType::Deleted)?;
+  }
+  let moderators = ApubCommunityModerators::read_local(&community, &context).await?;
+  create_apub_response(&moderators)
+}
 
-  let mut collection = OrderedCollection::new();
-  collection
-    .set_id(format!("{}/inbox", community.actor_id).parse()?)
-    .set_many_contexts(lemmy_context()?);
-  Ok(create_apub_response(&collection))
+/// Returns collection of featured (stickied) posts.
+pub(crate) async fn get_apub_community_featured(
+  info: web::Path<CommunityQuery>,
+  context: Data<LemmyContext>,
+) -> Result<HttpResponse, LemmyError> {
+  let community: ApubCommunity =
+    Community::read_from_name(&mut context.pool(), &info.community_name, false)
+      .await?
+      .into();
+  if community.deleted || community.removed {
+    return Err(LemmyErrorType::Deleted)?;
+  }
+  let featured = ApubCommunityFeatured::read_local(&community, &context).await?;
+  create_apub_response(&featured)
 }