mirror of
https://github.com/LemmyNet/lemmy.git
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353a1fe0a0
* Rewrite following activities * Rewrite person apub * Rewrite community apub * Rewrite private message activity sending
102 lines
3 KiB
Rust
102 lines
3 KiB
Rust
use crate::{
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activities::{
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following::follow::FollowCommunity,
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generate_activity_id,
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verify_activity,
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verify_community,
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},
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activity_queue::send_activity_new,
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extensions::context::lemmy_context,
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fetcher::{community::get_or_fetch_and_upsert_community, person::get_or_fetch_and_upsert_person},
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ActorType,
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};
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use activitystreams::activity::kind::AcceptType;
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use lemmy_api_common::blocking;
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use lemmy_apub_lib::{verify_urls_match, ActivityCommonFields, ActivityHandler};
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use lemmy_db_queries::{ApubObject, Followable};
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use lemmy_db_schema::source::{
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community::{Community, CommunityFollower},
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person::Person,
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};
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use lemmy_utils::LemmyError;
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use lemmy_websocket::LemmyContext;
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use url::Url;
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#[derive(Clone, Debug, serde::Deserialize, serde::Serialize)]
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#[serde(rename_all = "camelCase")]
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pub struct AcceptFollowCommunity {
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to: Url,
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object: FollowCommunity,
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#[serde(rename = "type")]
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kind: AcceptType,
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#[serde(flatten)]
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common: ActivityCommonFields,
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}
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impl AcceptFollowCommunity {
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pub async fn send(follow: FollowCommunity, context: &LemmyContext) -> Result<(), LemmyError> {
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let community_id = follow.object.clone();
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let community = blocking(context.pool(), move |conn| {
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Community::read_from_apub_id(conn, &community_id.into())
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})
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.await??;
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let person_id = follow.common.actor.clone();
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let person = blocking(context.pool(), move |conn| {
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Person::read_from_apub_id(conn, &person_id.into())
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})
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.await??;
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let id = generate_activity_id(AcceptType::Accept)?;
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let accept = AcceptFollowCommunity {
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to: person.actor_id(),
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object: follow,
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kind: AcceptType::Accept,
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common: ActivityCommonFields {
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context: lemmy_context(),
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id: id.clone(),
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actor: community.actor_id(),
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unparsed: Default::default(),
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},
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};
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let inbox = vec![person.inbox_url.into()];
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send_activity_new(context, &accept, &id, &community, inbox, true).await
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}
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}
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/// Handle accepted follows
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#[async_trait::async_trait(?Send)]
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impl ActivityHandler for AcceptFollowCommunity {
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async fn verify(
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&self,
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context: &LemmyContext,
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request_counter: &mut i32,
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) -> Result<(), LemmyError> {
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verify_activity(self.common())?;
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verify_urls_match(&self.to, &self.object.common.actor)?;
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verify_urls_match(&self.common.actor, &self.object.to)?;
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verify_community(&self.common.actor, context, request_counter).await?;
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self.object.verify(context, request_counter).await?;
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Ok(())
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}
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async fn receive(
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self,
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context: &LemmyContext,
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request_counter: &mut i32,
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) -> Result<(), LemmyError> {
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let actor =
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get_or_fetch_and_upsert_community(&self.common.actor, context, request_counter).await?;
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let to = get_or_fetch_and_upsert_person(&self.to, context, request_counter).await?;
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// This will throw an error if no follow was requested
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blocking(context.pool(), move |conn| {
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CommunityFollower::follow_accepted(conn, actor.id, to.id)
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})
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.await??;
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Ok(())
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}
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fn common(&self) -> &ActivityCommonFields {
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&self.common
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}
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}
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