it compiles!

crates/apub_receive/src/activities_new/follow.rs

@@ -1,67 +1,78 @@
-use url::Url;
-use crate::inbox::new_inbox_routing::{ReceiveActivity, Activity, verify_domains_match};
-use activitystreams::activity::kind::FollowType;
-use activitystreams::activity::kind::AcceptType;
-use crate::activities::receive::verify_activity_domains_valid;
-use activitystreams::base::ExtendsExt;
+use crate::{
+  activities::receive::verify_activity_domains_valid,
+  inbox::new_inbox_routing::{verify_domains_match, Activity, ReceiveActivity},
+};
+use activitystreams::{
+  activity::kind::{AcceptType, FollowType},
+  base::ExtendsExt,
+};
 use anyhow::Context;
-use lemmy_apub::fetcher::community::get_or_fetch_and_upsert_community;
 use lemmy_api_common::blocking;
-use lemmy_db_schema::source::community::CommunityFollower;
-use lemmy_websocket::LemmyContext;
-use lemmy_utils::LemmyError;
-use lemmy_utils::location_info;
+use lemmy_apub::fetcher::{
+  community::get_or_fetch_and_upsert_community,
+  person::get_or_fetch_and_upsert_person,
+};
 use lemmy_db_queries::Followable;
-use lemmy_apub::fetcher::person::get_or_fetch_and_upsert_person;
+use lemmy_db_schema::source::community::CommunityFollower;
+use lemmy_utils::{location_info, LemmyError};
+use lemmy_websocket::LemmyContext;
+use url::Url;
 
 #[derive(Clone, Debug, serde::Deserialize, serde::Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct Follow {
-    // todo: implement newtypes PersonUrl, GroupUrl etc (with deref function)
-    actor: Url,
-    to: Url,
-    object: Url,
-    #[serde(rename = "type")]
-    kind: FollowType,
+  // todo: implement newtypes PersonUrl, GroupUrl etc (with deref function)
+  actor: Url,
+  to: Url,
+  object: Url,
+  #[serde(rename = "type")]
+  kind: FollowType,
 }
 
 #[async_trait::async_trait(?Send)]
-impl ReceiveActivity for Follow {
-    type Kind = FollowType;
-    async fn receive(&self,activity: Activity<Self::Kind>,  context: &LemmyContext, request_counter: &mut i32) -> Result<(), LemmyError> {
-        println!("receive follow");
-        todo!()
-    }
+impl ReceiveActivity for Activity<Follow> {
+  async fn receive(
+    &self,
+    context: &LemmyContext,
+    request_counter: &mut i32,
+  ) -> Result<(), LemmyError> {
+    println!("receive follow");
+    todo!()
+  }
 }
 
 #[derive(Clone, Debug, serde::Deserialize, serde::Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct Accept {
-    // todo: implement newtypes PersonUrl, GroupUrl etc (with deref function)
-    actor: Url,
-    to: Url,
-    object: Activity<Follow>,
-    #[serde(rename = "type")]
-    kind: AcceptType,
+  // todo: implement newtypes PersonUrl, GroupUrl etc (with deref function)
+  actor: Url,
+  to: Url,
+  object: Activity<Follow>,
+  #[serde(rename = "type")]
+  kind: AcceptType,
 }
 
 /// Handle accepted follows
 #[async_trait::async_trait(?Send)]
-impl ReceiveActivity for Accept {
-    type Kind = AcceptType;
-    async fn receive(&self, activity: Activity<Self::Kind>, context: &LemmyContext, request_counter: &mut i32) -> Result<(), LemmyError> {
-        verify_domains_match(&self.actor, &activity.id_unchecked())?;
-        verify_domains_match(&self.object.inner.actor, &self.object.id_unchecked())?;
+impl ReceiveActivity for Activity<Accept> {
+  async fn receive(
+    &self,
+    context: &LemmyContext,
+    request_counter: &mut i32,
+  ) -> Result<(), LemmyError> {
+    verify_domains_match(&self.inner.actor, self.id_unchecked())?;
+    let follow = &self.inner.object;
+    verify_domains_match(&follow.inner.actor, &follow.id_unchecked())?;
 
-        let community =
-            get_or_fetch_and_upsert_community(&self.actor, context, request_counter).await?;
-        let person = get_or_fetch_and_upsert_person(&self.to, context, request_counter).await?;
-        // This will throw an error if no follow was requested
-        blocking(&context.pool(), move |conn| {
-            CommunityFollower::follow_accepted(conn, community.id, person.id)
-        })
-            .await??;
+    let community =
+      get_or_fetch_and_upsert_community(&self.inner.actor, context, request_counter).await?;
+    let person = get_or_fetch_and_upsert_person(&self.inner.to, context, request_counter).await?;
+    // This will throw an error if no follow was requested
+    blocking(&context.pool(), move |conn| {
+      CommunityFollower::follow_accepted(conn, community.id, person.id)
+    })
+    .await??;
 
-        Ok(())
-    }
-}
+    Ok(())
+  }
+}

crates/apub_receive/src/activities_new/mod.rs

@@ -1 +1 @@
-pub mod follow;
+pub mod follow;

crates/apub_receive/src/inbox/new_inbox_routing.rs

@@ -1,12 +1,14 @@
-use activitystreams::base::{AnyBase};
-use lemmy_utils::{LemmyError};
-use lemmy_websocket::LemmyContext;
-use activitystreams::unparsed::Unparsed;
-use activitystreams::primitives::{OneOrMany};
-use url::Url;
 use crate::activities_new::follow::Accept;
+use activitystreams::{
+  base::AnyBase,
+  error::DomainError,
+  primitives::OneOrMany,
+  unparsed::Unparsed,
+};
+use lemmy_utils::LemmyError;
+use lemmy_websocket::LemmyContext;
 use std::marker::PhantomData;
-use activitystreams::error::DomainError;
+use url::Url;
 
 // for now, limit it to activity routing only, no http sigs, parsing or any of that
 // need to route in this order:
@@ -43,17 +45,21 @@ pub fn verify_domains_match(a: &Url, b: &Url) -> Result<(), LemmyError> {
 // todo: maybe add a separate method verify()
 #[async_trait::async_trait(?Send)]
 pub trait ReceiveActivity {
-  type Kind;
-  // todo: would be nice if we didnt have to pass Activity and Self separately
   // todo: later handle request_counter completely inside library
-  async fn receive(&self, activity: Activity<Self::Kind>, context: &LemmyContext, request_counter: &mut i32) -> Result<(), LemmyError>;
+  async fn receive(
+    &self,
+    context: &LemmyContext,
+    request_counter: &mut i32,
+  ) -> Result<(), LemmyError>;
 }
 
 // todo: instead of phantomdata, might use option<kind> to cache the fetched object (or just fetch on construction)
 pub struct ObjectId<'a, Kind>(Url, &'a PhantomData<Kind>);
 
 impl<Kind> ObjectId<'_, Kind> {
-  pub fn url(self) -> Url {self.0}
+  pub fn url(self) -> Url {
+    self.0
+  }
   pub fn dereference(self) -> Result<Kind, LemmyError> {
     // todo: fetch object from http or database
     todo!()
@@ -92,11 +98,13 @@ pub enum PersonAcceptedActivitiesNew {
 
 // todo: there should be a better way to do this (maybe needs a derive macro)
 #[async_trait::async_trait(?Send)]
-impl ReceiveActivity<Kind> for PersonAcceptedActivitiesNew {
-  async fn receive(&self, activity: Activity<Kind>, context: &LemmyContext, request_counter: &mut i32) -> Result<(), LemmyError> {
+impl ReceiveActivity for PersonAcceptedActivitiesNew {
+  async fn receive(
+    &self,
+    context: &LemmyContext,
+    request_counter: &mut i32,
+  ) -> Result<(), LemmyError> {
     use PersonAcceptedActivitiesNew::*;
-    match self {
-      Accept(a) => a.receive(activity, context, request_counter)
-    }.await
+    self.receive(context, request_counter).await
   }
-}
+}

crates/apub_receive/src/inbox/person_inbox.rs

@@ -23,6 +23,7 @@ use crate::{
     is_activity_already_known,
     is_addressed_to_community_followers,
     is_addressed_to_local_person,
+    new_inbox_routing::{Activity, PersonAcceptedActivitiesNew, ReceiveActivity},
     receive_for_community::{
       receive_add_for_community,
       receive_block_user_for_community,
@@ -66,7 +67,6 @@ use serde::{Deserialize, Serialize};
 use std::fmt::Debug;
 use strum_macros::EnumString;
 use url::Url;
-use crate::inbox::new_inbox_routing::{PersonAcceptedActivitiesNew, ReceiveActivity, Activity};
 
 /// Allowed activities for person inbox.
 #[derive(Clone, Debug, Eq, Ord, PartialEq, PartialOrd, Deserialize, Serialize)]
@@ -154,8 +154,7 @@ pub(crate) async fn person_receive_message(
   let kind = activity.kind().context(location_info!())?;
   let actor_url = actor.actor_id();
   match kind {
-    PersonValidTypes::Accept => {
-    }
+    PersonValidTypes::Accept => {}
     PersonValidTypes::Announce => {
       Box::pin(receive_announce(&context, any_base, actor, request_counter)).await?
     }

crates/apub_receive/src/lib.rs

@@ -1,5 +1,5 @@
 mod activities;
+pub mod activities_new;
 mod http;
 mod inbox;
 pub mod routes;
-pub mod activities_new;