private function commentAction()
 {
     $name = $_POST['name'];
     $comment = $_POST['comment'];
     $iMark = $_POST['stars'];
     $productId = $_POST['product-id'];
     $oProduct = ProductManager::get($productId);
     $oUser = UserManager::getCurrent();
     $oComment = new Comment();
     $oComment->setDate(date('Y-m-d H:i:s'));
     $oComment->setMark($iMark);
     $oComment->setName($name);
     $oComment->setComment($comment);
     $oComment->setProduct($oProduct);
     $oComment->setUser($oUser);
     try {
         $result = CommentManager::create($oComment);
     } catch (\Exception $e) {
         $result = $e->getMessage();
     }
     echo $result;
 }
 private function validateAction()
 {
     $iId = intval($_GET['id']);
     $email = $_GET['email'];
     $oProduct = ProductManager::get($iId);
     $oUser = UserManager::getFromEmail($email);
     $oComment = CommentManager::get($oProduct, $oUser);
     $oComment = CommentManager::validate($oProduct, $oUser);
 }