private function editCategory()
 {
     if (isset($_POST['editcategory'])) {
         $ctg = new Category($_GET["id"]);
         $ctg->edit($_POST['name'], $_POST['image']);
         header("Location: home.php");
     }
     $ctg = new Category($_GET["id"]);
     $data = array('category' => $ctg->getInfos());
     $this->loadView('cm_editcategory', $data);
 }