Add: #595 リモート保留中アカウントからメンションが来た場合にuriを記録し、承認時にフェッチしに行く処理 (#620)

* Add: #591 リモート保留中アカウントからメンションが来た場合にuriを記録し、承認時にフェッチしに行く処理

* Rename fetch_remove_status_worker.rb to fetch_remote_status_worker.rb

* Wip

* Add lock code

app/workers/activitypub/fetch_remote_status_worker.rb

@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+class ActivityPub::FetchRemoteStatusWorker
+  include Sidekiq::Worker
+  include Redisable
+
+  sidekiq_options queue: 'pull', retry: 3
+
+  def perform(uri, author_account_id, on_behalf_of_account_id)
+    author       = Account.find(author_account_id)
+    on_behalf_of = on_behalf_of_account_id.present? ? Account.find(on_behalf_of_account_id) : nil
+
+    ActivityPub::FetchRemoteStatusService.new.call(uri, on_behalf_of: on_behalf_of, expected_actor_uri: ActivityPub::TagManager.instance.uri_for(author), request_id: uri)
+  rescue ActiveRecord::RecordNotFound, Mastodon::RaceConditionError
+    true
+  end
+end