RedirectCallback.php

<?php

namespace ZfcUser\Controller;

use Laminas\Mvc\Application;
use Laminas\Router\RouteInterface;
use Laminas\Router\Exception;
use Laminas\Http\PhpEnvironment\Response;
use ZfcUser\Options\ModuleOptions;

/**
 * Buils a redirect response based on the current routing and parameters
 */
class RedirectCallback
{

    /** @var RouteInterface  */
    private $router;

    /** @var Application */
    private $application;

    /** @var ModuleOptions */
    private $options;

    /**
     * @param Application $application
     * @param RouteInterface $router
     * @param ModuleOptions $options
     */
    public function __construct(Application $application, RouteInterface $router, ModuleOptions $options)
    {
        $this->router = $router;
        $this->application = $application;
        $this->options = $options;
    }

    /**
     * @return Response
     */
    public function __invoke()
    {
        $routeMatch = $this->application->getMvcEvent()->getRouteMatch();
        $redirect = $this->getRedirect($routeMatch->getMatchedRouteName(), $this->getRedirectRouteFromRequest());

        $response = $this->application->getResponse();
        $response->getHeaders()->addHeaderLine('Location', $redirect);
        $response->setStatusCode(302);
        return $response;
    }

    /**
     * Return the redirect from param.
     * First checks GET then POST
     * @return string
     */
    private function getRedirectRouteFromRequest()
    {
        $request  = $this->application->getRequest();
        $redirect = $request->getQuery('redirect');
        if ($redirect && $this->routeExists($redirect)) {
            return $redirect;
        }

        $redirect = $request->getPost('redirect');
        if ($redirect && $this->routeExists($redirect)) {
            return $redirect;
        }

        return false;