Sonata\TranslationBundle\EventSubscriber\LocaleSubscriber

Complexity

Total Complexity

5

Size/Duplication

Total Lines	51
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	2

Importance

Changes

0

3 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	4	1
A	onKernelRequest()	0	15	3
A	getSubscribedEvents()	0	7	1

<?php

/*
 * This file is part of the Sonata Project package.
 *
 * (c) Thomas Rabaix <thomas.rabaix@sonata-project.org>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Sonata\TranslationBundle\EventSubscriber;

use Symfony\Component\HttpKernel\Event\GetResponseEvent;
use Symfony\Component\HttpKernel\KernelEvents;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;

/**
 * Locale subscriber.
 *
 * @author Jonathan Vautrin <jonathan.vautrin@gmail.com>
 */
class LocaleSubscriber implements EventSubscriberInterface
{
    /**
     * The default locale.
     *
     * @var string
     */
    private $defaultLocale;

    /**
     * @param string $defaultLocale
     */
    public function __construct(string $defaultLocale = 'en')
    {
        $this->defaultLocale = $defaultLocale;
    }

    /**
     * Kernel request.
     *
     * @param GetResponseEvent $event
     */
    public function onKernelRequest(GetResponseEvent $event)
    {
        $request = $event->getRequest();
        if (!$request->hasPreviousSession()) {
            return;
        }

        // try to see if the locale has been set as a _locale routing parameter
        if ($locale = $request->attributes->get('_locale')) {
            $request->getSession()->set('_locale', $locale);
        } else {
            // if no explicit locale has been set on this request, use one from the session
            $request->setLocale($request->getSession()->get('_locale', $this->defaultLocale));
        }
    }

    /**
     * Subscribed events.
     *
     * @return array
     */
    public static function getSubscribedEvents()
    {
        return array(
            // must be registered before (i.e. with a higher priority than) the default Locale listener
            KernelEvents::REQUEST => array(array('onKernelRequest', 20)),
        );
    }
}