posts: hotfix bug in /posts.json?tags=blah+order:random.

app/logical/post_sets/post.rb

@@ -137,7 +137,7 @@ module PostSets
         end
 
         # XXX HACK: uploader_name is needed in api responses and in data-uploader attribs (visible to mods only).
-        temp = temp.includes(:uploader) if format.to_sym != :html || CurrentUser.is_moderator?
+        temp = temp.includes(:uploader) if !is_random? && (format.to_sym != :html || CurrentUser.is_moderator?)
 
         temp.each # hack to force rails to eager load
         temp

test/functional/posts_controller_test.rb

@@ -146,6 +146,9 @@ class PostsControllerTest < ActionDispatch::IntegrationTest
 
           get posts_path, params: { random: "1" }
           assert_response :success
+
+          get posts_path(format: :json), params: { random: "1" }
+          assert_response :success
         end
       end
     end