src/Wallabag/CoreBundle/Helper/Redirect.php

   1 <?php
   2
   3 namespace Wallabag\CoreBundle\Helper;
   4
   5 use Symfony\Component\Routing\Router;
   6
   7 /**
   8  * Manage redirections to avoid redirecting to empty routes.
   9  */
  10 class Redirect
  11 {
  12     private $router;
  13
  14     public function __construct(Router $router)
  15     {
  16         $this->router = $router;
  17     }
  18
  19     /**
  20      * @param string $url      URL to redirect
  21      * @param string $fallback Fallback URL if $url is null
  22      *
  23      * @return string
  24      */
  25     public function to($url, $fallback = '')
  26     {
  27         if (null !== $url) {
  28             return $url;
  29         }
  30
  31         if ('' === $fallback) {
  32             return $this->router->generate('homepage');
  33         }
  34
  35         return $fallback;
  36     }
  37 }