public Topic getTopicById(boolean flag, Long id) {
try {
Topic topic = forumManager.getTopicById(flag, id);
if (topic == null) return null;
// the purpose of this is to trigger a null pointer error if the forum doesn't exist
// if you delete the forum, it doesn't delete the topics, but showing a topic without
// its forum causes confusion. The /direct code does the following, so it will give
// an error.
if (topic.getOpenForum().getArea() == null) return null;
return topic;
} catch (Exception e) {
return null;
}
}
