From: Raphaël Gertz <git@rapsys.eu>
Date: Wed, 15 Sep 2021 14:46:22 +0000 (+0200)
Subject: Add facebook subscriber that change locale on demand
X-Git-Tag: 0.2.0~4
X-Git-Url: https://git.rapsys.eu/.gitweb.cgi/packbundle/commitdiff_plain/f414da492f983455e1db3f9e89f8cb12a8a1ed8b?ds=sidebyside

Add facebook subscriber that change locale on demand
---

diff --git a/Subscriber/FacebookSubscriber.php b/Subscriber/FacebookSubscriber.php
new file mode 100644
index 0000000..c87b19a
--- /dev/null
+++ b/Subscriber/FacebookSubscriber.php
@@ -0,0 +1,90 @@
+<?php declare(strict_types=1);
+
+/*
+ * This file is part of the Rapsys PackBundle package.
+ *
+ * (c) Raphaël Gertz <symfony@rapsys.eu>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Rapsys\PackBundle\Subscriber;
+
+use Symfony\Component\EventDispatcher\EventSubscriberInterface;
+use Symfony\Component\HttpKernel\Event\RequestEvent;
+use Symfony\Component\HttpKernel\KernelEvents;
+use Symfony\Component\Routing\RouterInterface;
+
+/**
+ * {@inheritdoc}
+ */
+class FacebookSubscriber implements EventSubscriberInterface {
+	///Supported locales array
+	private $locales;
+
+	///Router instance
+	private $router;
+
+	/*
+	 * Inject router interface and locales
+	 *
+	 * @param RouterInterface $router The router instance
+	 * @param array $locales The supported locales
+	 */
+	public function __construct(RouterInterface $router, array $locales) {
+		//Set locales
+		$this->locales = $locales;
+
+		//Set router
+		$this->router = $router;
+	}
+
+	/**
+	 * Change locale for request with ?fb_locale=xx
+	 *
+	 * @param RequestEvent The request event
+	 */
+	public function onKernelRequest(RequestEvent $event): void {
+		//Without main request
+		if (!$event->isMainRequest()) {
+			return;
+		}
+
+		//Retrieve request
+		$request = $event->getRequest();
+
+		//Check for facebook locale
+		if (
+			$request->query->has('fb_locale') &&
+			in_array($locale = $request->query->get('fb_locale'), $this->locales)
+		) {
+			//Set locale
+			$request->setLocale($locale);
+
+			//Set default locale
+			$request->setDefaultLocale($locale);
+
+			//Get router context
+			$context = $this->router->getContext();
+
+			//Set context locale
+			$context->setParameter('_locale', $locale);
+
+			//Set back router context
+			$this->router->setContext($context);
+		}
+	}
+
+	/**
+	 * Get subscribed events
+	 *
+	 * @return array The subscribed events
+	 */
+	public static function getSubscribedEvents(): array {
+		return [
+			// must be registered before the default locale listener
+			KernelEvents::REQUEST => [['onKernelRequest', 10]]
+		];
+	}
+}