fix chaining of hidden_attributes/method_attributes

app/models/forum_post.rb

@@ -104,7 +104,7 @@ class ForumPost < ActiveRecord::Base
     end
     
     def hidden_attributes
-      [:text_index]
+      super + [:text_index]
     end
   end
 

app/models/forum_topic.rb

@@ -178,7 +178,7 @@ class ForumTopic < ActiveRecord::Base
   end
 
   def hidden_attributes
-    [:text_index, :min_level]
+    super + [:text_index, :min_level]
   end
 
   def merge(topic)

app/models/post.rb

@@ -1469,7 +1469,7 @@ class Post < ActiveRecord::Base
 
   module ApiMethods
     def hidden_attributes
-      list = [:tag_index]
+      list = super + [:tag_index]
       if !visible?
         list += [:md5, :file_ext]
       end
@@ -1477,7 +1477,7 @@ class Post < ActiveRecord::Base
     end
 
     def method_attributes
-      list = [:uploader_name, :has_large, :tag_string_artist, :tag_string_character, :tag_string_copyright, :tag_string_general, :has_visible_children]
+      list = super + [:uploader_name, :has_large, :tag_string_artist, :tag_string_character, :tag_string_copyright, :tag_string_general, :has_visible_children]
       if visible?
         list += [:file_url, :large_file_url, :preview_file_url]
       end

app/models/post_flag.rb

@@ -79,7 +79,7 @@ class PostFlag < ActiveRecord::Base
 
   module ApiMethods
     def hidden_attributes
-      list = []
+      list = super
       unless CurrentUser.is_moderator?
         list += [:creator_id]
       end