public static function getPrestaProdCat()
 {
     $cats = sdsconfig::getCategories();
     //1 Context::getContext()->language->id
     self::$prestacats = array();
     if (!empty($cats)) {
         foreach ($cats as $cat) {
             self::$prestacats['category_' . $cat['category_id']] = htmlspecialchars_decode($cat['name']);
             self::getPrestaProdChildCat($cat['category_id']);
         }
     }
     return self::$prestacats;
 }