use crate::{
activities::{
- following::accept::AcceptFollowCommunity,
generate_activity_id,
- verify_activity,
+ send_lemmy_activity,
verify_person,
+ verify_person_in_community,
},
- activity_queue::send_activity_new,
- extensions::context::lemmy_context,
- fetcher::{community::get_or_fetch_and_upsert_community, person::get_or_fetch_and_upsert_person},
+ check_apub_id_valid,
+ fetch_local_site_data,
+ local_instance,
+ objects::{community::ApubCommunity, person::ApubPerson},
+ protocol::activities::following::{accept::AcceptFollowCommunity, follow::FollowCommunity},
ActorType,
};
-use activitystreams::activity::kind::FollowType;
-use lemmy_api_common::blocking;
-use lemmy_apub_lib::{verify_urls_match, ActivityCommonFields, ActivityHandler};
-use lemmy_db_queries::Followable;
-use lemmy_db_schema::source::{
- community::{Community, CommunityFollower, CommunityFollowerForm},
- person::Person,
+use activitypub_federation::{
+ core::object_id::ObjectId,
+ data::Data,
+ traits::{ActivityHandler, Actor},
};
-use lemmy_utils::LemmyError;
+use activitystreams_kinds::activity::FollowType;
+use lemmy_api_common::utils::blocking;
+use lemmy_db_schema::{
+ source::community::{CommunityFollower, CommunityFollowerForm},
+ traits::Followable,
+};
+use lemmy_utils::error::LemmyError;
use lemmy_websocket::LemmyContext;
use url::Url;
-#[derive(Clone, Debug, serde::Deserialize, serde::Serialize)]
-#[serde(rename_all = "camelCase")]
-pub struct FollowCommunity {
- pub(in crate::activities::following) to: Url,
- pub(in crate::activities::following) object: Url,
- #[serde(rename = "type")]
- pub(in crate::activities::following) kind: FollowType,
- #[serde(flatten)]
- pub(in crate::activities::following) common: ActivityCommonFields,
-}
-
impl FollowCommunity {
+ pub(in crate::activities::following) fn new(
+ actor: &ApubPerson,
+ community: &ApubCommunity,
+ context: &LemmyContext,
+ ) -> Result<FollowCommunity, LemmyError> {
+ Ok(FollowCommunity {
+ actor: ObjectId::new(actor.actor_id()),
+ object: ObjectId::new(community.actor_id()),
+ kind: FollowType::Follow,
+ id: generate_activity_id(
+ FollowType::Follow,
+ &context.settings().get_protocol_and_hostname(),
+ )?,
+ unparsed: Default::default(),
+ })
+ }
+
+ #[tracing::instrument(skip_all)]
pub async fn send(
- actor: &Person,
- community: &Community,
+ actor: &ApubPerson,
+ community: &ApubCommunity,
context: &LemmyContext,
) -> Result<(), LemmyError> {
let community_follower_form = CommunityFollowerForm {
})
.await?;
- let id = generate_activity_id(FollowType::Follow)?;
- let follow = FollowCommunity {
- to: community.actor_id(),
- object: community.actor_id(),
- kind: FollowType::Follow,
- common: ActivityCommonFields {
- context: lemmy_context(),
- id: id.clone(),
- actor: actor.actor_id(),
- unparsed: Default::default(),
- },
- };
- let inbox = vec![community.inbox_url.clone().into()];
- send_activity_new(context, &follow, &id, actor, inbox, true).await
+ let follow = FollowCommunity::new(actor, community, context)?;
+ let inbox = vec![community.shared_inbox_or_inbox()];
+ send_lemmy_activity(context, follow, actor, inbox, true).await
}
}
#[async_trait::async_trait(?Send)]
impl ActivityHandler for FollowCommunity {
+ type DataType = LemmyContext;
+ type Error = LemmyError;
+
+ fn id(&self) -> &Url {
+ &self.id
+ }
+
+ fn actor(&self) -> &Url {
+ self.actor.inner()
+ }
+
+ #[tracing::instrument(skip_all)]
async fn verify(
&self,
- context: &LemmyContext,
+ context: &Data<LemmyContext>,
request_counter: &mut i32,
) -> Result<(), LemmyError> {
- verify_activity(self.common())?;
- verify_urls_match(&self.to, &self.object)?;
- verify_person(&self.common.actor, context, request_counter).await?;
+ let local_site_data = blocking(context.pool(), fetch_local_site_data).await??;
+ check_apub_id_valid(self.id(), &local_site_data, context.settings())
+ .map_err(LemmyError::from_message)?;
+ verify_person(&self.actor, context, request_counter).await?;
+ let community = self
+ .object
+ .dereference(context, local_instance(context), request_counter)
+ .await?;
+ verify_person_in_community(&self.actor, &community, context, request_counter).await?;
Ok(())
}
+ #[tracing::instrument(skip_all)]
async fn receive(
self,
- context: &LemmyContext,
+ context: &Data<LemmyContext>,
request_counter: &mut i32,
) -> Result<(), LemmyError> {
- let actor =
- get_or_fetch_and_upsert_person(&self.common.actor, context, request_counter).await?;
- let community =
- get_or_fetch_and_upsert_community(&self.object, context, request_counter).await?;
+ let person = self
+ .actor
+ .dereference(context, local_instance(context), request_counter)
+ .await?;
+ let community = self
+ .object
+ .dereference(context, local_instance(context), request_counter)
+ .await?;
let community_follower_form = CommunityFollowerForm {
community_id: community.id,
- person_id: actor.id,
+ person_id: person.id,
pending: false,
};
})
.await?;
- AcceptFollowCommunity::send(self, context).await
- }
-
- fn common(&self) -> &ActivityCommonFields {
- &self.common
+ AcceptFollowCommunity::send(self, context, request_counter).await
}
}