can [:create, :edit, :comment, :subscribe, :unsubscribe], DiaryEntry
+ can [:read, :read_one], UserPreference if has_capability?(token, :allow_read_prefs)
+ can [:update, :update_one, :delete_one], UserPreference if has_capability?(token, :allow_write_prefs)
+
if user.administrator?
can [:hide, :hidecomment], [DiaryEntry, DiaryComment]
end