Change: サークルの送り先アカウント指定方法をaccount_username（Fedibirdと同様）に変更

app/lib/activitypub/tag_manager.rb

@@ -119,10 +119,7 @@ def to(status)
         end.compact
       end
     when 'limited'
-      status.mentions.each_with_object([]) do |mention, result|
-        result << uri_for(mention.account)
-        result << followers_uri_for(mention.account) if mention.account.group?
-      end.compact
+      ['kmyblue:Limited'] # to avoid Fedibird personal visibility
     end
   end
 

app/lib/status_reach_finder.rb

@@ -25,6 +25,12 @@ def inboxes_for_friend
     (reached_account_inboxes_for_friend + followers_inboxes_for_friend + friend_inboxes).uniq
   end
 
+  def inboxes_for_limited
+    DeliveryFailureTracker.without_unavailable(
+      @status.mentioned_accounts.where.not(domain: nil).pluck(:inbox_url).compact.uniq
+    )
+  end
+
   def all_inboxes
     (inboxes + inboxes_for_misskey + inboxes_for_friend).uniq
   end

app/workers/activitypub/distribution_worker.rb

@@ -7,13 +7,23 @@ def perform(status_id)
     @status  = Status.find(status_id)
     @account = @status.account
 
-    distribute!
+    if @status.limited_visibility?
+      distribute_limited!
+    else
+      distribute!
+    end
   rescue ActiveRecord::RecordNotFound
     true
   end
 
   protected
 
+  def distribute_limited!
+    ActivityPub::DeliveryWorker.push_bulk(inboxes_for_limited, limit: 1_000) do |inbox_url|
+      [payload, @account.id, inbox_url, options]
+    end
+  end
+
   def inboxes
     @inboxes ||= status_reach_finder.inboxes
   end
@@ -26,6 +36,10 @@ def inboxes_for_friend
     @inboxes_for_friend ||= status_reach_finder.inboxes_for_friend
   end
 
+  def inboxes_for_limited
+    @inboxes_for_limited ||= status_reach_finder.inboxes_for_limited
+  end
+
   def status_reach_finder
     @status_reach_finder ||= StatusReachFinder.new(@status)
   end

spec/workers/activitypub/distribution_worker_spec.rb

@@ -6,7 +6,7 @@
   subject { described_class.new }
 
   let(:status)   { Fabricate(:status) }
-  let(:follower) { Fabricate(:account, protocol: :activitypub, inbox_url: 'http://example.com', domain: 'example.com') }
+  let(:follower) { Fabricate(:account, protocol: :activitypub, shared_inbox_url: 'http://example.com', inbox_url: 'http://example.com/follower/inbox', domain: 'example.com') }
 
   describe '#perform' do
     before do
@@ -25,6 +25,18 @@
       end
     end
 
+    context 'with unlisted status' do
+      before do
+        status.update(visibility: :unlisted)
+      end
+
+      it 'delivers to followers' do
+        expect_push_bulk_to_match(ActivityPub::DeliveryWorker, [[kind_of(String), status.account.id, 'http://example.com', anything]]) do
+          subject.perform(status.id)
+        end
+      end
+    end
+
     context 'with private status' do
       before do
         status.update(visibility: :private)
@@ -37,6 +49,20 @@
       end
     end
 
+    context 'with limited status' do
+      before do
+        status.update(visibility: :limited)
+        status.capability_tokens.create!
+        status.mentions.create!(account: follower, silent: true)
+      end
+
+      it 'delivers to followers' do
+        expect_push_bulk_to_match(ActivityPub::DeliveryWorker, [[kind_of(String), status.account.id, 'http://example.com/follower/inbox', anything]]) do
+          subject.perform(status.id)
+        end
+      end
+    end
+
     context 'with direct status' do
       let(:mentioned_account) { Fabricate(:account, protocol: :activitypub, inbox_url: 'https://foo.bar/inbox', domain: 'foo.bar') }