php__symfony__book/src/Controller/LuckyController.php

<?php

namespace App\Controller;


use Psr\Log\LoggerInterface;
use Sensio\Bundle\FrameworkExtraBundle\Configuration\Route;
use Symfony\Bundle\FrameworkBundle\Controller\Controller;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Session\SessionInterface;

class LuckyController extends Controller {

  /**
   * @Route(
   *   name="lucky-number",
   *   path="/lucky/number",
   *   methods={"GET", "POST", "PUT", "PATCH"}
   * )
   *
   * @see config/services.yaml
   *
   * Notice how we overrode auto-wiring to receive an instance of App\Logger.
   */
  public function number(LoggerInterface $logger, Request $request) {
    $number = $request->query->has('value')
      ? (int) $request->query->get('value')
      : mt_rand(0, 100);

    /* Example features of the Request */
    assert(false === $request->isXmlHttpRequest());

    // Uses Accept-Language header.
    $preferred = $request->getPreferredLanguage(['en', 'fr']);

    // Empty on GET, valid on PATH, POST, PUT.
    $requestValue = $request->request->get('value');

    $logger->notice("We sent $number on GET, $requestValue on POST/PUT/PATCH");
    return $this->render("lucky/number.html.twig", [
      "number" => $number,
      // No need for cookies->all(): Twig can use {% for %} on iterators.
      "cookies" => $request->cookies,
    ]);
  }

  /**
   * @\Symfony\Component\Routing\Annotation\Route(
   *   name = "lucky-not-found",
   *   path = "/lucky/not-found"
   * )
   */
  public function notFound() {
    $notFound = $this->createNotFoundException();
    throw $this->createAccessDeniedException("Denied because it was not found", $notFound);
  }

  /**
   * @\Symfony\Component\Routing\Annotation\Route(
   *   name = "lucky-denied",
   *   path = "/lucky/denied"
   * )
   */
  public function denied() {
    $denied = $this->createAccessDeniedException();
    throw $this->createNotFoundException("Not found because it was denied", $denied);
  }
}