3 community::announce::AnnouncableActivities,
6 verify_person_in_community,
10 vote::{Vote, VoteType},
13 activity_queue::send_to_community_new,
14 extensions::context::lemmy_context,
15 fetcher::object_id::ObjectId,
19 use activitystreams::{
20 activity::kind::UndoType,
22 primitives::OneOrMany,
25 use lemmy_api_common::blocking;
26 use lemmy_apub_lib::{values::PublicUrl, verify_urls_match, ActivityFields, ActivityHandler};
27 use lemmy_db_queries::Crud;
28 use lemmy_db_schema::{
29 source::{community::Community, person::Person},
32 use lemmy_utils::LemmyError;
33 use lemmy_websocket::LemmyContext;
34 use serde::{Deserialize, Serialize};
38 #[derive(Clone, Debug, Deserialize, Serialize, ActivityFields)]
39 #[serde(rename_all = "camelCase")]
41 actor: ObjectId<Person>,
44 cc: [ObjectId<Community>; 1],
45 #[serde(rename = "type")]
48 #[serde(rename = "@context")]
49 context: OneOrMany<AnyBase>,
56 object: &PostOrComment,
58 community_id: CommunityId,
60 context: &LemmyContext,
61 ) -> Result<(), LemmyError> {
62 let community = blocking(context.pool(), move |conn| {
63 Community::read(conn, community_id)
67 let object = Vote::new(object, actor, &community, kind.clone())?;
68 let id = generate_activity_id(UndoType::Undo)?;
69 let undo_vote = UndoVote {
70 actor: ObjectId::new(actor.actor_id()),
71 to: [PublicUrl::Public],
73 cc: [ObjectId::new(community.actor_id())],
76 context: lemmy_context(),
77 unparsed: Default::default(),
79 let activity = AnnouncableActivities::UndoVote(undo_vote);
80 send_to_community_new(activity, &id, actor, &community, vec![], context).await
84 #[async_trait::async_trait(?Send)]
85 impl ActivityHandler for UndoVote {
88 context: &LemmyContext,
89 request_counter: &mut i32,
90 ) -> Result<(), LemmyError> {
91 verify_activity(self)?;
92 verify_person_in_community(&self.actor, &self.cc[0], context, request_counter).await?;
93 verify_urls_match(self.actor(), self.object.actor())?;
94 self.object.verify(context, request_counter).await?;
100 context: &LemmyContext,
101 request_counter: &mut i32,
102 ) -> Result<(), LemmyError> {
103 let actor = self.actor.dereference(context, request_counter).await?;
107 .dereference(context, request_counter)
110 PostOrComment::Post(p) => undo_vote_post(actor, p.deref(), context).await,
111 PostOrComment::Comment(c) => undo_vote_comment(actor, c.deref(), context).await,