mirror of
https://github.com/LemmyNet/lemmy.git
synced 2024-06-02 13:39:21 +00:00
527eefbe92
* Use new fetcher implementation for post/comment * rewrite person fetch to use new fetcher * rewrite community to use new fetcher * rename new_fetcher to dereference_object_id * make ObjectId a newtype * handle deletion in new fetcher * rewrite apub object search to be generic * move upsert() method out of ApubObject trait * simplify ObjectId::new (and fix clippy)
104 lines
3 KiB
Rust
104 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::object_id::ObjectId,
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ActorType,
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};
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use activitystreams::{
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activity::kind::AcceptType,
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base::AnyBase,
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primitives::OneOrMany,
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unparsed::Unparsed,
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};
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use lemmy_api_common::blocking;
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use lemmy_apub_lib::{verify_urls_match, ActivityFields, 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 serde::{Deserialize, Serialize};
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use url::Url;
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#[derive(Clone, Debug, Deserialize, Serialize, ActivityFields)]
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#[serde(rename_all = "camelCase")]
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pub struct AcceptFollowCommunity {
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actor: ObjectId<Community>,
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to: ObjectId<Person>,
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object: FollowCommunity,
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#[serde(rename = "type")]
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kind: AcceptType,
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id: Url,
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#[serde(rename = "@context")]
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context: OneOrMany<AnyBase>,
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#[serde(flatten)]
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unparsed: Unparsed,
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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.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 accept = AcceptFollowCommunity {
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actor: ObjectId::new(community.actor_id()),
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to: ObjectId::new(person.actor_id()),
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object: follow,
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kind: AcceptType::Accept,
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id: generate_activity_id(AcceptType::Accept)?,
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context: lemmy_context(),
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unparsed: Default::default(),
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};
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let inbox = vec![person.inbox_url.into()];
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send_activity_new(context, &accept, &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)?;
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verify_urls_match(self.to.inner(), self.object.actor())?;
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verify_urls_match(self.actor(), self.object.to.inner())?;
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verify_community(&self.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 = self.actor.dereference(context, request_counter).await?;
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let to = self.to.dereference(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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}
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