public function showAction()
 {
     //Get the post
     $_post = $this->_getParam("post");
     if (!isset($_post) || !$_post instanceof Post) {
         $_permalink = $this->_request->getParam("permalink");
         $_post = $this->_postsTable->findByPermalink($_permalink);
     }
     //Get the comments
     $_comments = $this->_commentsTable->getApprovedCommentsForPost($_post->id);
     $this->view->post = $_post;
     $this->view->commentsCount = count($_comments);
     $this->view->comments = $_comments;
     //Create the comment form...
     $_form = $this->_getParam("form");
     if (!isset($_form) || !$_form instanceof AddCommentForm) {
         $_form = new AddCommentForm();
     }
     $_form->setPost($_post);
     $this->view->commentForm = $_form;
 }