protected function add(Comment $comment)
 {
     if ($comment->email() != null) {
         $q = $this->dao->prepare('INSERT INTO T_NEW_commentc SET NCC_fk_NNC = :news, NCC_auteur = :auteur, NCC_email = :email, NCC_content = :contenu, NCC_date = NOW()');
         $q->bindValue(':email', $comment->email());
     } else {
         $q = $this->dao->prepare('INSERT INTO T_NEW_commentc SET NCC_fk_NNC = :news, NCC_fk_NMC = :auteur, NCC_content = :contenu, NCC_date = NOW()');
     }
     $q->bindValue(':news', $comment->news(), \PDO::PARAM_INT);
     $q->bindValue(':auteur', $comment->auteur());
     $q->bindValue(':contenu', $comment->contenu());
     $q->execute();
     $comment->setId($this->dao->lastInsertId());
 }