Fix: 投稿編集時にハッシュタグ拒否のドメインブロックが動作しない問題 (#519)

app/services/activitypub/process_status_update_service.rb

@@ -193,7 +193,7 @@ class ActivityPub::ProcessStatusUpdateService < BaseService
 
     as_array(@json['tag']).each do |tag|
       if equals_or_includes?(tag['type'], 'Hashtag')
-        @raw_tags << tag['name'] if tag['name'].present?
+        @raw_tags << tag['name'] if !ignore_hashtags? && tag['name'].present?
       elsif equals_or_includes?(tag['type'], 'Mention')
         @raw_mentions << tag['href'] if tag['href'].present?
       elsif equals_or_includes?(tag['type'], 'Emoji')
@@ -298,6 +298,12 @@ class ActivityPub::ProcessStatusUpdateService < BaseService
     @skip_download ||= DomainBlock.reject_media?(@account.domain)
   end
 
+  def ignore_hashtags?
+    return @ignore_hashtags if defined?(@ignore_hashtags)
+
+    @ignore_hashtags ||= DomainBlock.reject_hashtag?(@account.domain)
+  end
+
   def unsupported_media_type?(mime_type)
     mime_type.present? && !MediaAttachment.supported_mime_types.include?(mime_type)
   end