clippy

crates/api_common/src/context.rs

@@ -76,7 +76,7 @@ impl LemmyContext {
       .app_data(context)
       .debug(true)
       // Dont allow any network fetches
-      .http_fetch_limit(10)
+      .http_fetch_limit(0)
       .build()
       .await
       .expect("build federation config")

crates/apub/src/api/resolve_object.rs

@@ -1,4 +1,5 @@
 use crate::fetcher::{
+  post_or_comment::PostOrComment,
   search::{search_query_to_object_id, search_query_to_object_id_local, SearchableObjects},
   user_or_community::UserOrCommunity,
 };
@@ -46,21 +47,22 @@ async fn convert_response(
   local_user_view: Option<LocalUserView>,
   pool: &mut DbPool<'_>,
 ) -> LemmyResult<Json<ResolveObjectResponse>> {
-  use SearchableObjects::*;
   let removed_or_deleted;
   let mut res = ResolveObjectResponse::default();
   let local_user = local_user_view.map(|l| l.local_user);
 
   match object {
-    Post(p) => {
+    SearchableObjects::PostOrComment(pc) => match *pc {
-      removed_or_deleted = p.deleted || p.removed;
+      PostOrComment::Post(p) => {
-      res.post = Some(PostView::read(pool, p.id, local_user.as_ref(), false).await?)
+        removed_or_deleted = p.deleted || p.removed;
-    }
+        res.post = Some(PostView::read(pool, p.id, local_user.as_ref(), false).await?)
-    Comment(c) => {
+      }
-      removed_or_deleted = c.deleted || c.removed;
+      PostOrComment::Comment(c) => {
-      res.comment = Some(CommentView::read(pool, c.id, local_user.as_ref()).await?)
+        removed_or_deleted = c.deleted || c.removed;
-    }
+        res.comment = Some(CommentView::read(pool, c.id, local_user.as_ref()).await?)
-    PersonOrCommunity(p) => match *p {
+      }
+    },
+    SearchableObjects::PersonOrCommunity(pc) => match *pc {
       UserOrCommunity::User(u) => {
         removed_or_deleted = u.deleted;
         res.person = Some(PersonView::read(pool, u.id).await?)

crates/apub/src/api/user_settings_backup.rs

@@ -310,7 +310,7 @@ where
 
 #[cfg(test)]
 #[expect(clippy::indexing_slicing)]
-mod tests {
+pub(crate) mod tests {
 
   use crate::api::user_settings_backup::{export_settings, import_settings, UserSettingsBackup};
   use activitypub_federation::config::Data;
@@ -332,7 +332,7 @@ mod tests {
   use std::time::Duration;
   use tokio::time::sleep;
 
-  async fn create_user(
+  pub(crate) async fn create_user(
     name: String,
     bio: Option<String>,
     context: &Data<LemmyContext>,

crates/apub/src/fetcher/markdown_links.rs

@@ -0,0 +1,184 @@
+use super::{search::SearchableObjects, user_or_community::UserOrCommunity};
+use crate::fetcher::post_or_comment::PostOrComment;
+use activitypub_federation::{config::Data, fetch::object_id::ObjectId};
+use lemmy_api_common::{
+  context::LemmyContext,
+  utils::{generate_local_apub_endpoint, EndpointType},
+};
+use lemmy_db_schema::{newtypes::InstanceId, source::instance::Instance};
+use lemmy_utils::{
+  error::LemmyResult,
+  utils::markdown::image_links::{markdown_find_links, markdown_handle_title},
+};
+use url::Url;
+
+pub async fn markdown_rewrite_remote_links_opt(
+  src: Option<String>,
+  context: &Data<LemmyContext>,
+) -> Option<String> {
+  match src {
+    Some(t) => Some(markdown_rewrite_remote_links(t, context).await),
+    None => None,
+  }
+}
+
+/// Goes through all remote markdown links and attempts to resolve them as Activitypub objects.
+/// If successful, the link is rewritten to a local link, so it can be viewed without leaving the
+/// local instance.
+///
+/// As it relies on ObjectId::dereference, it can only be used for incoming federated objects, not
+/// for the API.
+pub async fn markdown_rewrite_remote_links(
+  mut src: String,
+  context: &Data<LemmyContext>,
+) -> String {
+  let links_offsets = markdown_find_links(&src);
+
+  // Go through the collected links in reverse order
+  for (start, end) in links_offsets.into_iter().rev() {
+    let (url, extra) = markdown_handle_title(&src, start, end);
+
+    // TODO: needs cleanup
+
+    if let Some(local_url) = to_local_url(url, context).await {
+      let mut local_url = local_url.to_string();
+      // restore title
+      if let Some(extra) = extra {
+        local_url = format!("{local_url} {extra}");
+      }
+      src.replace_range(start..end, local_url.as_str());
+    }
+  }
+
+  src
+}
+
+pub(crate) async fn to_local_url(url: &str, context: &Data<LemmyContext>) -> Option<Url> {
+  let local_domain = &context.settings().get_protocol_and_hostname();
+  let object_id = ObjectId::<SearchableObjects>::parse(url).ok()?;
+  if object_id.inner().domain() == Some(local_domain) {
+    return None;
+  }
+  let dereferenced = object_id.dereference(context).await.ok()?;
+  match dereferenced {
+    SearchableObjects::PostOrComment(pc) => match *pc {
+      PostOrComment::Post(post) => {
+        generate_local_apub_endpoint(EndpointType::Post, &post.id.to_string(), local_domain)
+      }
+      PostOrComment::Comment(comment) => {
+        generate_local_apub_endpoint(EndpointType::Comment, &comment.id.to_string(), local_domain)
+      }
+    }
+    .ok()
+    .map(Into::into),
+    SearchableObjects::PersonOrCommunity(pc) => match *pc {
+      UserOrCommunity::User(user) => {
+        format_actor_url(&user.name, "u", user.instance_id, context).await
+      }
+      UserOrCommunity::Community(community) => {
+        format_actor_url(&community.name, "c", community.instance_id, context).await
+      }
+    }
+    .ok(),
+  }
+}
+
+async fn format_actor_url(
+  name: &str,
+  kind: &str,
+  instance_id: InstanceId,
+  context: &LemmyContext,
+) -> LemmyResult<Url> {
+  let local_protocol_and_hostname = context.settings().get_protocol_and_hostname();
+  let local_hostname = &context.settings().hostname;
+  let instance = Instance::read(&mut context.pool(), instance_id).await?;
+  let url = if &instance.domain != local_hostname {
+    format!(
+      "{local_protocol_and_hostname}/{kind}/{name}@{}",
+      instance.domain
+    )
+  } else {
+    format!("{local_protocol_and_hostname}/{kind}/{name}")
+  };
+  Ok(Url::parse(&url)?)
+}
+
+#[cfg(test)]
+mod tests {
+  use super::*;
+  use crate::api::user_settings_backup::tests::create_user;
+  use lemmy_db_schema::{
+    source::{
+      community::{Community, CommunityInsertForm},
+      post::{Post, PostInsertForm},
+    },
+    traits::Crud,
+  };
+  use pretty_assertions::assert_eq;
+
+  #[tokio::test]
+  async fn test_markdown_rewrite_remote_links() -> LemmyResult<()> {
+    let context = LemmyContext::init_test_context().await;
+    let instance = Instance::read_or_create(&mut context.pool(), "example.com".to_string()).await?;
+    let community = Community::create(
+      &mut context.pool(),
+      &CommunityInsertForm::new(
+        instance.id,
+        "my_community".to_string(),
+        "My Community".to_string(),
+        "pubkey".to_string(),
+      ),
+    )
+    .await?;
+    let user = create_user("john".to_string(), None, &context).await?;
+    let post_form = PostInsertForm {
+      ..PostInsertForm::new("My post".to_string(), user.person.id, community.id)
+    };
+    let post = Post::create(&mut context.pool(), &post_form).await?;
+
+    let tests: Vec<_> = vec![
+      (
+        "rewrite remote link",
+        format!("[link]({})", post.ap_id),
+        "[link](https://lemmy-alpha/post/1)",
+      ),
+      (
+        "rewrite community link",
+        format!("[link]({})", community.actor_id),
+        "[link](https://lemmy-alpha/c/my_community@example.com)",
+      ),
+      (
+        "dont rewrite local post link",
+        "[link](https://lemmy-alpha/post/2)".to_string(),
+        "[link](https://lemmy-alpha/post/2)",
+      ),
+      (
+        "dont rewrite local community link",
+        "[link](https://lemmy-alpha/c/test)".to_string(),
+        "[link](https://lemmy-alpha/c/test)",
+      ),
+      (
+        "dont rewrite non-fediverse link",
+        "[link](https://example.com/)".to_string(),
+        "[link](https://example.com/)",
+      ),
+      (
+        "dont rewrite invalid url",
+        "[link](example-com)".to_string(),
+        "[link](example-com)",
+      ),
+    ];
+
+    let context = LemmyContext::init_test_context().await;
+    for (msg, input, expected) in &tests {
+      let result = markdown_rewrite_remote_links(input.to_string(), &context).await;
+
+      assert_eq!(
+        &result, expected,
+        "Testing {}, with original input '{}'",
+        msg, input
+      );
+    }
+    Ok(())
+  }
+}

crates/apub/src/fetcher/mod.rs

@@ -10,7 +10,7 @@ use lemmy_db_schema::traits::ApubActor;
 use lemmy_db_views::structs::LocalUserView;
 use lemmy_utils::error::{LemmyError, LemmyResult};
 
-pub(crate) mod post_links;
+pub(crate) mod markdown_links;
 pub mod post_or_comment;
 pub mod search;
 pub mod site_or_community_or_user;

crates/apub/src/fetcher/post_links.rs

@@ -1,113 +0,0 @@
-use crate::fetcher::post_or_comment::PostOrComment;
-use activitypub_federation::{config::Data, fetch::object_id::ObjectId};
-use lemmy_api_common::{
-  context::LemmyContext,
-  utils::{generate_local_apub_endpoint, EndpointType},
-};
-use lemmy_utils::utils::markdown::image_links::{markdown_find_links, markdown_handle_title};
-use url::Url;
-
-pub async fn markdown_rewrite_remote_post_links_opt(
-  src: Option<String>,
-  context: &Data<LemmyContext>,
-) -> Option<String> {
-  match src {
-    Some(t) => Some(markdown_rewrite_remote_post_links(t, context).await),
-    None => None,
-  }
-}
-
-// TODO: call this logic for comment.text etc
-/// TODO: as it uses ObjectId::dereference, it can currently only be used in apub crate
-pub async fn markdown_rewrite_remote_post_links(
-  mut src: String,
-  context: &Data<LemmyContext>,
-) -> String {
-  let links_offsets = markdown_find_links(&src);
-
-  // Go through the collected links in reverse order
-  for (start, end) in links_offsets.into_iter().rev() {
-    let (url, extra) = markdown_handle_title(&src, start, end);
-
-    // TODO: needs cleanup
-
-    if let Some(local_url) = to_local_url(&url, &context).await {
-      let mut local_url = local_url.to_string();
-      // restore title
-      if let Some(extra) = extra {
-        local_url = format!("{local_url} {extra}");
-      }
-      src.replace_range(start..end, local_url.as_str());
-    }
-  }
-
-  src
-}
-
-// TODO: also resolve user and community links
-pub(crate) async fn to_local_url(url: &str, context: &Data<LemmyContext>) -> Option<Url> {
-  let local_domain = &context.settings().get_protocol_and_hostname();
-  let object_id = ObjectId::<PostOrComment>::parse(url).ok()?;
-  if object_id.inner().domain() == Some(local_domain) {
-    return None;
-  }
-  let dereferenced = object_id.dereference(context).await;
-  dereferenced
-    .map(|d| match d {
-      PostOrComment::Post(post) => {
-        generate_local_apub_endpoint(EndpointType::Post, &post.id.to_string(), local_domain).ok()
-      }
-      PostOrComment::Comment(comment) => {
-        generate_local_apub_endpoint(EndpointType::Comment, &comment.id.to_string(), local_domain)
-          .ok()
-      }
-    })
-    .ok()
-    .flatten()
-    .map(|u| u.into())
-}
-
-#[cfg(test)]
-#[expect(clippy::unwrap_used)]
-mod tests {
-
-  use super::*;
-  use pretty_assertions::assert_eq;
-
-  #[tokio::test]
-  async fn test_markdown_rewrite_remote_post_links() {
-    let tests: Vec<_> = vec![
-      (
-        "rewrite remote link",
-        "[link](https://feddit.org/post/3172593)",
-        "[link](https://lemmy-alpha/post/1)",
-      ),
-      (
-        "dont rewrite local link",
-        "[link](https://lemmy-alpha/post/2)",
-        "[link](https://lemmy-alpha/post/2)",
-      ),
-      (
-        "dont rewrite non-fediverse link",
-        "[link](https://example.com/)",
-        "[link](https://example.com/)",
-      ),
-      (
-        "dont rewrite invalid url",
-        "[link](example-com)",
-        "[link](example-com)",
-      ),
-    ];
-
-    let context = LemmyContext::init_test_context().await;
-    for &(msg, input, expected) in &tests {
-      let result = markdown_rewrite_remote_post_links(input.to_string(), &context).await;
-
-      assert_eq!(
-        result, expected,
-        "Testing {}, with original input '{}'",
-        msg, input
-      );
-    }
-  }
-}

crates/apub/src/fetcher/search.rs

@@ -1,8 +1,5 @@
-use crate::{
+use super::post_or_comment::{PageOrNote, PostOrComment};
-  fetcher::user_or_community::{PersonOrGroup, UserOrCommunity},
+use crate::fetcher::user_or_community::{PersonOrGroup, UserOrCommunity};
-  objects::{comment::ApubComment, community::ApubCommunity, person::ApubPerson, post::ApubPost},
-  protocol::objects::{note::Note, page::Page},
-};
 use activitypub_federation::{
   config::Data,
   fetch::{object_id::ObjectId, webfinger::webfinger_resolve_actor},
@@ -54,16 +51,14 @@ pub(crate) async fn search_query_to_object_id_local(
 /// The types of ActivityPub objects that can be fetched directly by searching for their ID.
 #[derive(Debug)]
 pub(crate) enum SearchableObjects {
-  Post(ApubPost),
+  PostOrComment(Box<PostOrComment>),
-  Comment(ApubComment),
   PersonOrCommunity(Box<UserOrCommunity>),
 }
 
 #[derive(Deserialize)]
 #[serde(untagged)]
 pub(crate) enum SearchableKinds {
-  Page(Box<Page>),
+  PageOrNote(Box<PageOrNote>),
-  Note(Note),
   PersonOrGroup(Box<PersonOrGroup>),
 }
 
@@ -75,8 +70,7 @@ impl Object for SearchableObjects {
 
   fn last_refreshed_at(&self) -> Option<DateTime<Utc>> {
     match self {
-      SearchableObjects::Post(p) => p.last_refreshed_at(),
+      SearchableObjects::PostOrComment(p) => p.last_refreshed_at(),
-      SearchableObjects::Comment(c) => c.last_refreshed_at(),
       SearchableObjects::PersonOrCommunity(p) => p.last_refreshed_at(),
     }
   }
@@ -95,13 +89,9 @@ impl Object for SearchableObjects {
     if let Some(uc) = uc {
       return Ok(Some(SearchableObjects::PersonOrCommunity(Box::new(uc))));
     }
-    let p = ApubPost::read_from_id(object_id.clone(), context).await?;
+    let pc = PostOrComment::read_from_id(object_id.clone(), context).await?;
-    if let Some(p) = p {
+    if let Some(pc) = pc {
-      return Ok(Some(SearchableObjects::Post(p)));
+      return Ok(Some(SearchableObjects::PostOrComment(Box::new(pc))));
-    }
-    let c = ApubComment::read_from_id(object_id, context).await?;
-    if let Some(c) = c {
-      return Ok(Some(SearchableObjects::Comment(c)));
     }
     Ok(None)
   }
@@ -109,25 +99,16 @@ impl Object for SearchableObjects {
   #[tracing::instrument(skip_all)]
   async fn delete(self, data: &Data<Self::DataType>) -> LemmyResult<()> {
     match self {
-      SearchableObjects::Post(p) => p.delete(data).await,
+      SearchableObjects::PostOrComment(pc) => pc.delete(data).await,
-      SearchableObjects::Comment(c) => c.delete(data).await,
+      SearchableObjects::PersonOrCommunity(pc) => pc.delete(data).await,
-      SearchableObjects::PersonOrCommunity(pc) => match *pc {
-        UserOrCommunity::User(p) => p.delete(data).await,
-        UserOrCommunity::Community(c) => c.delete(data).await,
-      },
     }
   }
 
   async fn into_json(self, data: &Data<Self::DataType>) -> LemmyResult<Self::Kind> {
+    use SearchableObjects::*;
     Ok(match self {
-      SearchableObjects::Post(p) => SearchableKinds::Page(Box::new(p.into_json(data).await?)),
+      PostOrComment(pc) => SearchableKinds::PageOrNote(Box::new(pc.into_json(data).await?)),
-      SearchableObjects::Comment(c) => SearchableKinds::Note(c.into_json(data).await?),
+      PersonOrCommunity(pc) => SearchableKinds::PersonOrGroup(Box::new(pc.into_json(data).await?)),
-      SearchableObjects::PersonOrCommunity(pc) => {
-        SearchableKinds::PersonOrGroup(Box::new(match *pc {
-          UserOrCommunity::User(p) => PersonOrGroup::Person(p.into_json(data).await?),
-          UserOrCommunity::Community(c) => PersonOrGroup::Group(c.into_json(data).await?),
-        }))
-      }
     })
   }
 
@@ -137,24 +118,20 @@ impl Object for SearchableObjects {
     expected_domain: &Url,
     data: &Data<Self::DataType>,
   ) -> LemmyResult<()> {
+    use SearchableKinds::*;
     match apub {
-      SearchableKinds::Page(a) => ApubPost::verify(a, expected_domain, data).await,
+      PageOrNote(pn) => PostOrComment::verify(pn, expected_domain, data).await,
-      SearchableKinds::Note(a) => ApubComment::verify(a, expected_domain, data).await,
+      PersonOrGroup(pg) => UserOrCommunity::verify(pg, expected_domain, data).await,
-      SearchableKinds::PersonOrGroup(pg) => match pg.as_ref() {
-        PersonOrGroup::Person(a) => ApubPerson::verify(a, expected_domain, data).await,
-        PersonOrGroup::Group(a) => ApubCommunity::verify(a, expected_domain, data).await,
-      },
     }
   }
 
   #[tracing::instrument(skip_all)]
   async fn from_json(apub: Self::Kind, context: &Data<LemmyContext>) -> LemmyResult<Self> {
-    use SearchableKinds as SAT;
+    use SearchableKinds::*;
     use SearchableObjects as SO;
     Ok(match apub {
-      SAT::Page(p) => SO::Post(ApubPost::from_json(*p, context).await?),
+      PageOrNote(pg) => SO::PostOrComment(Box::new(PostOrComment::from_json(*pg, context).await?)),
-      SAT::Note(n) => SO::Comment(ApubComment::from_json(n, context).await?),
+      PersonOrGroup(pg) => {
-      SAT::PersonOrGroup(pg) => {
         SO::PersonOrCommunity(Box::new(UserOrCommunity::from_json(*pg, context).await?))
       }
     })

crates/apub/src/objects/comment.rs

@@ -1,6 +1,7 @@
 use crate::{
   activities::{verify_is_public, verify_person_in_community},
   check_apub_id_valid_with_strictness,
+  fetcher::markdown_links::markdown_rewrite_remote_links,
   mentions::collect_non_local_mentions,
   objects::{read_from_string_or_source, verify_is_remote_object},
   protocol::{
@@ -169,6 +170,7 @@ impl Object for ApubComment {
     let slur_regex = &local_site_opt_to_slur_regex(&local_site);
     let url_blocklist = get_url_blocklist(context).await?;
     let content = process_markdown(&content, slur_regex, &url_blocklist, context).await?;
+    let content = markdown_rewrite_remote_links(content, context).await;
     let language_id =
       LanguageTag::to_language_id_single(note.language, &mut context.pool()).await?;
 

crates/apub/src/objects/community.rs

@@ -1,6 +1,7 @@
 use crate::{
   activities::GetActorType,
   check_apub_id_valid,
+  fetcher::markdown_links::markdown_rewrite_remote_links_opt,
   local_site_data_cached,
   objects::{instance::fetch_instance_actor_for_object, read_from_string_or_source_opt},
   protocol::{
@@ -148,6 +149,7 @@ impl Object for ApubCommunity {
     let description = read_from_string_or_source_opt(&group.summary, &None, &group.source);
     let description =
       process_markdown_opt(&description, slur_regex, &url_blocklist, context).await?;
+    let description = markdown_rewrite_remote_links_opt(description, context).await;
     let icon = proxy_image_link_opt_apub(group.icon.map(|i| i.url), context).await?;
     let banner = proxy_image_link_opt_apub(group.image.map(|i| i.url), context).await?;
 

crates/apub/src/objects/instance.rs

@@ -2,6 +2,7 @@ use super::verify_is_remote_object;
 use crate::{
   activities::GetActorType,
   check_apub_id_valid_with_strictness,
+  fetcher::markdown_links::markdown_rewrite_remote_links_opt,
   local_site_data_cached,
   objects::read_from_string_or_source_opt,
   protocol::{
@@ -151,6 +152,7 @@ impl Object for ApubSite {
     let url_blocklist = get_url_blocklist(context).await?;
     let sidebar = read_from_string_or_source_opt(&apub.content, &None, &apub.source);
     let sidebar = process_markdown_opt(&sidebar, slur_regex, &url_blocklist, context).await?;
+    let sidebar = markdown_rewrite_remote_links_opt(sidebar, context).await;
     let icon = proxy_image_link_opt_apub(apub.icon.map(|i| i.url), context).await?;
     let banner = proxy_image_link_opt_apub(apub.image.map(|i| i.url), context).await?;
 

crates/apub/src/objects/person.rs

@@ -2,6 +2,7 @@ use super::verify_is_remote_object;
 use crate::{
   activities::GetActorType,
   check_apub_id_valid_with_strictness,
+  fetcher::markdown_links::markdown_rewrite_remote_links_opt,
   local_site_data_cached,
   objects::{instance::fetch_instance_actor_for_object, read_from_string_or_source_opt},
   protocol::{
@@ -156,6 +157,7 @@ impl Object for ApubPerson {
     let url_blocklist = get_url_blocklist(context).await?;
     let bio = read_from_string_or_source_opt(&person.summary, &None, &person.source);
     let bio = process_markdown_opt(&bio, slur_regex, &url_blocklist, context).await?;
+    let bio = markdown_rewrite_remote_links_opt(bio, context).await;
     let avatar = proxy_image_link_opt_apub(person.icon.map(|i| i.url), context).await?;
     let banner = proxy_image_link_opt_apub(person.image.map(|i| i.url), context).await?;
 

crates/apub/src/objects/post.rs

@@ -1,7 +1,7 @@
 use crate::{
   activities::{verify_is_public, verify_person_in_community},
   check_apub_id_valid_with_strictness,
-  fetcher::post_links::{markdown_rewrite_remote_post_links_opt, to_local_url},
+  fetcher::markdown_links::{markdown_rewrite_remote_links_opt, to_local_url},
   local_site_data_cached,
   objects::{read_from_string_or_source_opt, verify_is_remote_object},
   protocol::{
@@ -228,8 +228,8 @@ impl Object for ApubPost {
     let url_blocklist = get_url_blocklist(context).await?;
 
     if let Some(ref mut url) = url {
-      is_url_blocked(&url, &url_blocklist)?;
+      is_url_blocked(url, &url_blocklist)?;
-      is_valid_url(&url)?;
+      is_valid_url(url)?;
       if let Some(local_url) = to_local_url(url.as_str(), context).await {
         *url = local_url;
       }
@@ -241,7 +241,7 @@ impl Object for ApubPost {
 
     let body = read_from_string_or_source_opt(&page.content, &page.media_type, &page.source);
     let body = process_markdown_opt(&body, slur_regex, &url_blocklist, context).await?;
-    let body = markdown_rewrite_remote_post_links_opt(body, context).await;
+    let body = markdown_rewrite_remote_links_opt(body, context).await;
     let language_id =
       LanguageTag::to_language_id_single(page.language, &mut context.pool()).await?;
 

crates/apub/src/objects/private_message.rs

@@ -1,6 +1,7 @@
 use super::verify_is_remote_object;
 use crate::{
   check_apub_id_valid_with_strictness,
+  fetcher::markdown_links::markdown_rewrite_remote_links,
   objects::read_from_string_or_source,
   protocol::{
     objects::chat_message::{ChatMessage, ChatMessageType},
@@ -134,6 +135,7 @@ impl Object for ApubPrivateMessage {
     let url_blocklist = get_url_blocklist(context).await?;
     let content = read_from_string_or_source(&note.content, &None, &note.source);
     let content = process_markdown(&content, slur_regex, &url_blocklist, context).await?;
+    let content = markdown_rewrite_remote_links(content, context).await;
 
     let form = PrivateMessageInsertForm {
       creator_id: creator.id,

crates/db_schema/src/impls/instance.rs

@@ -67,6 +67,11 @@ impl Instance {
       }
     }
   }
+  pub async fn read(pool: &mut DbPool<'_>, instance_id: InstanceId) -> Result<Self, Error> {
+    let conn = &mut get_conn(pool).await?;
+    instance::table.find(instance_id).first(conn).await
+  }
+
   pub async fn update(
     pool: &mut DbPool<'_>,
     instance_id: InstanceId,

crates/utils/src/utils/markdown/image_links.rs

@@ -39,7 +39,7 @@ pub fn markdown_rewrite_image_links(mut src: String) -> (String, Vec<Url>) {
   (src, links)
 }
 
-pub fn markdown_handle_title(src: &String, start: usize, end: usize) -> (&str, Option<&str>) {
+pub fn markdown_handle_title(src: &str, start: usize, end: usize) -> (&str, Option<&str>) {
   let content = src.get(start..end).unwrap_or_default();
   // necessary for custom emojis which look like `![name](url "title")`
   let (url, extra) = if content.contains(' ') {
@@ -95,7 +95,6 @@ impl UrlAndTitle for Link {
 }
 
 #[cfg(test)]
-#[expect(clippy::unwrap_used)]
 mod tests {
 
   use super::*;