Phrozn\Site\View\Base::locateParam PHP Method

    private function locateParam($params, $param)
    {
        $value = null;
        $keys = explode('.', $param);
        for ($i = 0, $mx = count($keys); $i < $mx; $i++) {
            $key = $keys[$i];
            if (isset($params[$key])) {
                $value = $params[$key];
                if ($i + 1 < $mx && is_array($value)) {
                    return $this->locateParam($value, implode('.', array_slice($keys, $i)));
                }
            }
        }
        return $value;
    }