/**
  * Enables the selected post.
  */
 public function enable()
 {
     if (!$this->board->getModeratorPermission('canEnablePost')) {
         return;
     }
     if ($this->post != null && $this->post->isDisabled) {
         $this->post->enable();
         $this->thread->checkVisibility();
         $this->addPost();
     }
 }