vendor/symfony/form/Symfony/Component/Form/Extension/Core/EventListener/FixUrlProtocolListener.php

   1 <?php
   2
   3 /*
   4  * This file is part of the Symfony package.
   5  *
   6  * (c) Fabien Potencier <fabien@symfony.com>
   7  *
   8  * For the full copyright and license information, please view the LICENSE
   9  * file that was distributed with this source code.
  10  */
  11
  12 namespace Symfony\Component\Form\Extension\Core\EventListener;
  13
  14 use Symfony\Component\Form\FormEvents;
  15 use Symfony\Component\Form\FormEvent;
  16 use Symfony\Component\EventDispatcher\EventSubscriberInterface;
  17
  18 /**
  19  * Adds a protocol to a URL if it doesn't already have one.
  20  *
  21  * @author Bernhard Schussek <bschussek@gmail.com>
  22  */
  23 class FixUrlProtocolListener implements EventSubscriberInterface
  24 {
  25     private $defaultProtocol;
  26
  27     public function __construct($defaultProtocol = 'http')
  28     {
  29         $this->defaultProtocol = $defaultProtocol;
  30     }
  31
  32     public function onSubmit(FormEvent $event)
  33     {
  34         $data = $event->getData();
  35
  36         if ($this->defaultProtocol && $data && !preg_match('~^\w+://~', $data)) {
  37             $event->setData($this->defaultProtocol.'://'.$data);
  38         }
  39     }
  40
  41     /**
  42      * Alias of {@link onSubmit()}.
  43      *
  44      * @deprecated Deprecated since version 2.3, to be removed in 3.0. Use
  45      *             {@link onSubmit()} instead.
  46      */
  47     public function onBind(FormEvent $event)
  48     {
  49         $this->onSubmit($event);
  50     }
  51
  52     public static function getSubscribedEvents()
  53     {
  54         return array(FormEvents::SUBMIT => 'onSubmit');
  55     }
  56 }