Frontend\Core\Engine\Url::__construct PHP Метод

    public function __construct(KernelInterface $kernel)
    {
        parent::__construct($kernel);
        // add ourself to the reference so other classes can retrieve us
        $this->getContainer()->set('url', $this);
        // fetch the request object from the container
        $this->request = $this->get('request');
        // if there is a trailing slash we permanent redirect to the page without slash
        if (mb_strlen($this->request->getRequestUri()) != 1 && mb_substr($this->request->getRequestUri(), -1) == '/') {
            throw new RedirectException('Redirect', new RedirectResponse(mb_substr($this->request->getRequestUri(), 0, -1), 301));
        }
        // set query-string and parameters for later use
        $this->parameters = $this->request->query->all();
        // process URL
        $this->processQueryString();
    }