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<?php |
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declare(strict_types = 1); |
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/** |
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* /src/EventSubscriber/AcceptLanguageSubscriber.php |
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* |
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* @author TLe, Tarmo Leppänen <[email protected]> |
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*/ |
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namespace App\EventSubscriber; |
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use Symfony\Component\EventDispatcher\EventSubscriberInterface; |
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use Symfony\Component\HttpKernel\Event\RequestEvent; |
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use function in_array; |
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/** |
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* Class AcceptLanguageSubscriber |
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* |
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* @package App\EventSubscriber |
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* @author TLe, Tarmo Leppänen <[email protected]> |
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*/ |
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class AcceptLanguageSubscriber implements EventSubscriberInterface |
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{ |
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// Supported locales |
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public const LOCALE_EN = 'en'; |
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public const LOCALE_FI = 'fi'; |
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public const SUPPORTED_LOCALES = [ |
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self::LOCALE_EN, |
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self::LOCALE_FI, |
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]; |
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public function __construct( |
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private readonly string $locale, |
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) { |
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} |
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/** |
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* {@inheritdoc} |
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* |
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* @return array<string, array<int, string|int>> |
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*/ |
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public static function getSubscribedEvents(): array |
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{ |
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return [ |
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RequestEvent::class => [ |
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'onKernelRequest', |
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// Note that this needs to at least `100` to get translation messages as expected |
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100, |
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], |
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]; |
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} |
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/** |
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* Method to change used locale according to current request. |
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*/ |
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public function onKernelRequest(RequestEvent $event): void |
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{ |
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$request = $event->getRequest(); |
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$locale = $request->headers->get('Accept-Language', $this->locale); |
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// Ensure that given locale is supported, if not fallback to default. |
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if (!in_array($locale, self::SUPPORTED_LOCALES, true)) { |
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$locale = $this->locale; |
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} |
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$request->setLocale($locale); |
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} |
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} |
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tarlepp /
symfony-flex-backend
