public function findSettingItem($owner, $code)
    {
        if ($this->items === null) {
            $this->loadItems();
        }

        $owner = strtolower($owner);
        $code = strtolower($code);

        foreach ($this->items as $item) {
            if (strtolower($item->owner) == $owner && strtolower($item->code) == $code) {
                return $item;
            }
        }

        return false;
    }