Move Post::object_id function to activitypub::identifiers

src/activitypub/builders/announce.rs

@@ -7,7 +7,12 @@ use crate::activitypub::{
     actors::types::Actor,
     constants::AP_PUBLIC,
     deliverer::OutgoingActivity,
-    identifiers::{local_actor_followers, local_actor_id, local_object_id},
+    identifiers::{
+        local_actor_followers,
+        local_actor_id,
+        local_object_id,
+        post_object_id,
+    },
     types::{build_default_context, Context},
     vocabulary::ANNOUNCE,
 };
@@ -41,8 +46,9 @@ fn build_announce(
     repost: &Post,
 ) -> Announce {
     let actor_id = local_actor_id(instance_url, sender_username);
-    let post = repost.repost_of.as_ref().unwrap();
+    let post = repost.repost_of.as_ref()
-    let object_id = post.object_id(instance_url);
+        .expect("repost_of field should be populated");
+    let object_id = post_object_id(instance_url, post);
     let activity_id = local_object_id(instance_url, &repost.id);
     let recipient_id = post.author.actor_id(instance_url);
     let followers = local_actor_followers(instance_url, sender_username);

src/activitypub/builders/create_note.rs

@@ -14,6 +14,7 @@ use crate::activitypub::{
         local_emoji_id,
         local_object_id,
         local_tag_collection,
+        post_object_id,
     },
     types::{
         build_default_context,
@@ -158,7 +159,7 @@ pub fn build_note(
     for linked in &post.linked {
         // Build FEP-e232 object link
         // https://codeberg.org/fediverse/fep/src/branch/main/feps/fep-e232.md
-        let link_href = linked.object_id(instance_url);
+        let link_href = post_object_id(instance_url, linked);
         let tag = LinkTag {
             name: None,  // no microsyntax
             tag_type: LINK.to_string(),
@@ -170,7 +171,7 @@ pub fn build_note(
         };
     };
     let maybe_quote_url = post.linked.get(0)
-        .map(|linked| linked.object_id(instance_url));
+        .map(|linked| post_object_id(instance_url, linked));
 
     for emoji in &post.emojis {
         let tag = build_emoji_tag(instance_url, emoji);
@@ -186,7 +187,7 @@ pub fn build_note(
             if !primary_audience.contains(&in_reply_to_actor_id) {
                 primary_audience.push(in_reply_to_actor_id);
             };
-            Some(in_reply_to.object_id(instance_url))
+            Some(post_object_id(instance_url, in_reply_to))
         },
         None => None,
     };

src/activitypub/builders/delete_note.rs

@@ -4,7 +4,7 @@ use mitra_config::Instance;
 
 use crate::activitypub::{
     deliverer::OutgoingActivity,
-    identifiers::local_actor_id,
+    identifiers::{local_actor_id, local_object_id},
     types::{build_default_context, Context},
     vocabulary::{DELETE, NOTE, TOMBSTONE},
 };
@@ -52,7 +52,8 @@ fn build_delete_note(
     instance_url: &str,
     post: &Post,
 ) -> DeleteNote {
-    let object_id = post.object_id(instance_url);
+    assert!(post.is_local());
+    let object_id = local_object_id(instance_url, &post.id);
     let activity_id = format!("{}/delete", object_id);
     let actor_id = local_actor_id(instance_url, &post.author.username);
     let Note { to, cc, .. } = build_note(

src/activitypub/builders/like.rs

@@ -7,7 +7,7 @@ use crate::activitypub::{
     actors::types::Actor,
     constants::AP_PUBLIC,
     deliverer::OutgoingActivity,
-    identifiers::{local_actor_id, local_object_id},
+    identifiers::{local_actor_id, local_object_id, post_object_id},
     types::{build_default_context, Context},
     vocabulary::LIKE,
 };
@@ -93,7 +93,7 @@ pub async fn prepare_like(
         &instance.url(),
         post,
     ).await?;
-    let object_id = post.object_id(&instance.url());
+    let object_id = post_object_id(&instance.url(), post);
     let post_author_id = post.author.actor_id(&instance.url());
     let activity = build_like(
         &instance.url(),

src/activitypub/identifiers.rs

@@ -2,6 +2,7 @@ use regex::Regex;
 use uuid::Uuid;
 
 use crate::errors::ValidationError;
+use crate::models::posts::types::Post;
 
 const ACTOR_KEY_SUFFIX: &str = "#main-key";
 
@@ -114,6 +115,13 @@ pub fn parse_local_object_id(
     Ok(internal_object_id)
 }
 
+pub fn post_object_id(instance_url: &str, post: &Post) -> String {
+    match post.object_id {
+        Some(ref object_id) => object_id.to_string(),
+        None => local_object_id(instance_url, &post.id),
+    }
+}
+
 #[cfg(test)]
 mod tests {
     use mitra_utils::id::generate_ulid;

src/mastodon_api/statuses/types.rs

@@ -2,7 +2,10 @@ use chrono::{DateTime, Utc};
 use serde::{Deserialize, Serialize};
 use uuid::Uuid;
 
-use crate::activitypub::identifiers::local_tag_collection;
+use crate::activitypub::identifiers::{
+    local_tag_collection,
+    post_object_id,
+};
 use crate::mastodon_api::{
     accounts::types::Account,
     custom_emojis::types::CustomEmoji,
@@ -90,7 +93,7 @@ impl Status {
         instance_url: &str,
         post: Post,
     ) -> Self {
-        let object_id = post.object_id(instance_url);
+        let object_id = post_object_id(instance_url, &post);
         let attachments: Vec<Attachment> = post.attachments.into_iter()
             .map(|item| Attachment::from_db(base_url, item))
             .collect();

src/mastodon_api/statuses/views.rs

@@ -15,13 +15,16 @@ use uuid::Uuid;
 use mitra_config::Config;
 use mitra_utils::markdown::markdown_lite_to_html;
 
-use crate::activitypub::builders::{
+use crate::activitypub::{
-    announce::prepare_announce,
+    builders::{
-    create_note::prepare_create_note,
+        announce::prepare_announce,
-    delete_note::prepare_delete_note,
+        create_note::prepare_create_note,
-    like::prepare_like,
+        delete_note::prepare_delete_note,
-    undo_announce::prepare_undo_announce,
+        like::prepare_like,
-    undo_like::prepare_undo_like,
+        undo_announce::prepare_undo_announce,
+        undo_like::prepare_undo_like,
+    },
+    identifiers::local_object_id,
 };
 use crate::database::{get_database_client, DatabaseError, DbPool};
 use crate::errors::ValidationError;
@@ -565,7 +568,8 @@ async fn make_permanent(
         attachment.ipfs_cid = Some(image_cid.clone());
         attachments.push((attachment.id, image_cid));
     };
-    let post_url = post.object_id(&config.instance_url());
+    assert!(post.is_local());
+    let post_url = local_object_id(&config.instance_url(), &post.id);
     let maybe_post_image_cid = post.attachments.first()
         .and_then(|attachment| attachment.ipfs_cid.as_deref());
     let post_metadata = PostMetadata::new(

src/models/posts/types.rs

@@ -3,7 +3,6 @@ use postgres_types::FromSql;
 use tokio_postgres::Row;
 use uuid::Uuid;
 
-use crate::activitypub::identifiers::local_object_id;
 use crate::database::{
     int_enum::{int_enum_from_sql, int_enum_to_sql},
     DatabaseError,
@@ -181,13 +180,6 @@ impl Post {
     pub fn is_public(&self) -> bool {
         matches!(self.visibility, Visibility::Public)
     }
-
-    pub fn object_id(&self, instance_url: &str) -> String {
-        match &self.object_id {
-            Some(object_id) => object_id.to_string(),
-            None => local_object_id(instance_url, &self.id),
-        }
-    }
 }
 
 #[cfg(test)]

src/web_client/views.rs

@@ -14,6 +14,7 @@ use uuid::Uuid;
 use mitra_config::Config;
 
 use crate::activitypub::{
+    identifiers::post_object_id,
     views::is_activitypub_request,
 };
 use crate::database::{get_database_client, DbPool};
@@ -96,7 +97,7 @@ async fn post_page_redirect_view(
 ) -> Result<HttpResponse, HttpError> {
     let db_client = &**get_database_client(&db_pool).await?;
     let post = get_post_by_id(db_client, &post_id).await?;
-    let object_id = post.object_id(&config.instance_url());
+    let object_id = post_object_id(&config.instance_url(), &post);
     let response = HttpResponse::Found()
         .append_header(("Location", object_id))
         .finish();