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67 lines
2.1 KiB
Rust
67 lines
2.1 KiB
Rust
use crate::{
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activities::{following::follow::FollowCommunity, verify_activity, verify_person},
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fetcher::{community::get_or_fetch_and_upsert_community, person::get_or_fetch_and_upsert_person},
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};
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use activitystreams::activity::kind::UndoType;
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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::Followable;
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use lemmy_db_schema::source::community::{CommunityFollower, CommunityFollowerForm};
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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 UndoFollowCommunity {
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to: Url,
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object: FollowCommunity,
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#[serde(rename = "type")]
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kind: UndoType,
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#[serde(flatten)]
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common: ActivityCommonFields,
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}
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#[async_trait::async_trait(?Send)]
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impl ActivityHandler for UndoFollowCommunity {
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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.object)?;
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verify_urls_match(&self.common.actor, &self.object.common.actor)?;
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verify_person(&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_person(&self.common.actor, context, request_counter).await?;
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let community = get_or_fetch_and_upsert_community(&self.to, context, request_counter).await?;
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let community_follower_form = CommunityFollowerForm {
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community_id: community.id,
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person_id: actor.id,
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pending: false,
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};
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// This will fail if they aren't a follower, but ignore the error.
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blocking(context.pool(), move |conn| {
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CommunityFollower::unfollow(conn, &community_follower_form).ok()
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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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