From b7ad93611dfd637ef42dc24238a30c032f7f7c6e Mon Sep 17 00:00:00 2001
From: Dessalines <tyhou13@gmx.com>
Date: Mon, 22 Nov 2021 13:07:23 -0500
Subject: [PATCH] Removing is_activity_already_known

---
 .../apub/src/activities/community/announce.rs |  5 +----
 crates/apub/src/http/mod.rs                   | 21 +------------------
 2 files changed, 2 insertions(+), 24 deletions(-)

diff --git a/crates/apub/src/activities/community/announce.rs b/crates/apub/src/activities/community/announce.rs
index 2784039bc..cc30a89f3 100644
--- a/crates/apub/src/activities/community/announce.rs
+++ b/crates/apub/src/activities/community/announce.rs
@@ -1,7 +1,7 @@
 use crate::{
   activities::{generate_activity_id, send_lemmy_activity, verify_activity, verify_is_public},
   activity_lists::AnnouncableActivities,
-  http::{is_activity_already_known, ActivityCommonFields},
+  http::ActivityCommonFields,
   insert_activity,
   objects::community::ApubCommunity,
   protocol::activities::{community::announce::AnnounceActivity, CreateOrUpdateType},
@@ -109,9 +109,6 @@ impl ActivityHandler for AnnounceActivity {
         let object_value = serde_json::to_value(&self.object)?;
         let object_data: ActivityCommonFields = serde_json::from_value(object_value.to_owned())?;
 
-        if is_activity_already_known(context.pool(), &object_data.id).await? {
-          return Ok(());
-        }
         insert_activity(&object_data.id, object_value, false, true, context.pool()).await?;
       }
     }
diff --git a/crates/apub/src/http/mod.rs b/crates/apub/src/http/mod.rs
index 18e654d43..03eb9e5bf 100644
--- a/crates/apub/src/http/mod.rs
+++ b/crates/apub/src/http/mod.rs
@@ -24,7 +24,7 @@ use lemmy_apub_lib::{
   traits::{ActivityHandler, ActorType},
   APUB_JSON_CONTENT_TYPE,
 };
-use lemmy_db_schema::{source::activity::Activity, DbPool};
+use lemmy_db_schema::source::activity::Activity;
 use lemmy_utils::{location_info, LemmyError};
 use lemmy_websocket::LemmyContext;
 use log::info;
@@ -97,10 +97,6 @@ where
     .await?;
   verify_signature(&request, &actor.public_key())?;
 
-  // Do nothing if we received the same activity before
-  if is_activity_already_known(context.pool(), &activity_data.id).await? {
-    return Ok(HttpResponse::Ok().finish());
-  }
   info!("Verifying activity {}", activity_data.id.to_string());
   activity
     .verify(&Data::new(context.clone()), request_counter)
@@ -178,21 +174,6 @@ pub(crate) async fn get_activity(
   }
 }
 
-pub(crate) async fn is_activity_already_known(
-  pool: &DbPool,
-  activity_id: &Url,
-) -> Result<bool, LemmyError> {
-  let activity_id = activity_id.to_owned().into();
-  let existing = blocking(pool, move |conn| {
-    Activity::read_from_apub_id(conn, &activity_id)
-  })
-  .await?;
-  match existing {
-    Ok(_) => Ok(true),
-    Err(_) => Ok(false),
-  }
-}
-
 fn assert_activity_not_local(id: &Url, hostname: &str) -> Result<(), LemmyError> {
   let activity_domain = id.domain().context(location_info!())?;