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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\Form\Extension\Core\EventListener;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;
use Symfony\Component\Form\FormEvent;
use Symfony\Component\Form\FormEvents;
use Symfony\Component\Form\Util\StringUtil;
/**
* Trims string data.
*
* @author Bernhard Schussek <bschussek@gmail.com>
*/
class TrimListener implements EventSubscriberInterface
{
public function preSubmit(FormEvent $event)
{
$data = $event->getData();
if (!\is_string($data)) {
return;
}
$event->setData(StringUtil::trim($data));
}
public static function getSubscribedEvents()
{
return [FormEvents::PRE_SUBMIT => 'preSubmit'];
}
}