Mods and admins can comment in locked posts (fixes #4116)

crates/api_crud/src/comment/create.rs

@@ -15,6 +15,7 @@ use lemmy_api_common::{
     EndpointType,
   },
 };
+use lemmy_api_common::utils::is_mod_or_admin;
 use lemmy_db_schema::{
   impls::actor_language::default_post_language,
   source::{
@@ -55,7 +56,8 @@ pub async fn create_comment(
   check_post_deleted_or_removed(&post)?;
 
   // Check if post is locked, no new comments
-  if post.locked {
+  let is_mod_or_admin = is_mod_or_admin(&mut context.pool(), local_user_view.person, community_id)?;
+  if post.locked && !is_mod_or_admin {
     Err(LemmyErrorType::Locked)?
   }
 

crates/apub/src/objects/comment.rs

@@ -36,6 +36,7 @@ use lemmy_utils::{
 };
 use std::ops::Deref;
 use url::Url;
+use lemmy_api_common::utils::is_mod_or_admin;
 
 #[derive(Clone, Debug)]
 pub struct ApubComment(pub(crate) Comment);
@@ -142,7 +143,9 @@ impl Object for ApubComment {
     verify_is_remote_object(note.id.inner(), context.settings())?;
     verify_person_in_community(&note.attributed_to, &community, context).await?;
     let (post, _) = note.get_parents(context).await?;
-    if post.locked {
+    let creator = note.attributed_to.dereference(context).await?;
+    let is_mod_or_admin = is_mod_or_admin(&mut context.pool(), creator, community.id)?;
+    if post.locked && !is_mod_or_admin {
       Err(LemmyErrorType::PostIsLocked)?
     } else {
       Ok(())