public static function delete()
 {
     $rules = ['delete_confirmation' => FILTER_REQUIRE_SCALAR, 'id' => ['filter' => FILTER_VALIDATE_INT, 'options' => ['min_range' => 1]]];
     $data = filter_input_array(INPUT_POST, $rules);
     if (self::checkValues($data)) {
         UporabnikDB::delete($data);
         $url = BASE_URL . "uporabnik";
     } else {
         if (isset($data["id"])) {
             $url = BASE_URL . "uporabnik/edit?id=" . $data["id"];
         } else {
             $url = BASE_URL . "uporabnik";
         }
     }
     ViewHelper::redirect($url);
 }