What’s new in Symfony 5.3

Malte Schlüter malte.schlueter@qossmic.com @malteschlueter marco.petersen@qossmic.com @ocrampete16 Marco Petersen jan.schadlich@siemens.de @jschaedl Jan Schädlich

Agenda

Agenda Deprecations

Agenda Deprecations Improvements

No content

Deprecations Symfony 5.3 from 5.2 to 5.3 Code will be removed in Symfony 6.0

Rename master request to main request HttpKernelInterface::MASTER_REQUEST -> HttpKernelInterface::MAIN_REQUEST KernelEvent::isMasterRequest() -> KernelEvent::isMainRequest() RequestStack::getMasterRequest() -> RequestStack::getMainRequest() HttpFoundation|HttpKernel

Deprecated the SessionInterface alias use Symfony\Component\HttpFoundation\Session\SessionInterface; final class SessionAwareService { public function __construct( private SessionInterface $session ) { } public function someMethodUsingTheSession(): void { $foo = $this->session->get('foo'); } } FrameworkBundle

Deprecated the SessionInterface alias use Symfony\Component\HttpFoundation\RequestStack; final class SessionAwareService { public function __construct( private RequestStack $requestStack ) { } public function someMethodUsingTheSession(): void { $foo = $this->requestStack->getSession()->get('foo'); } } final class TestController { public function __invoke(Request $request): Response { $foo = $request->getSession()->get('foo'); } } FrameworkBundle

Removed dependency on symfony/intl composer req symfony/intl Form LocaleType CountryType CurrencyType LanguageType TimezoneType

Deprecated the use of TLS option for Redis Bridge # .env # before MESSENGER_TRANSPORT_DSN=redis://localhost:6379/messages?tls=true # after MESSENGER_TRANSPORT_DSN=rediss://localhost:6379/messages Messenger

https://github.com/symfony/symfony/blob/master/UPGRADE-5.3.md

Improvements

More PHP 8 Attributes

Autowire arguments in controller actions final class Symfony52Controller { #[Route('/symfony52', name: 'symfony52', methods: ['GET'])] public function __invoke(UserRepository $userRepository): Response { return new Response('Go and get PHP 8!'); } } Symfony 5.2 # services.yaml App\Controller\Symfony52Controller: tags: ['controller.service_arguments'] Symfony 5.2

#[AsController] #[AsController] final class Symfony53Controller { #[Route('/symfony52', name: 'symfony52', methods: ['GET'])] public function __invoke(UserRepository $userRepository): Response { return new Response('Symfony 💖 PHP 8!'); } } Symfony 5.3 # services.yaml App\Controller\Symfony52Controller: tags: ['controller.service_arguments'] Symfony 5.3

Event Listeners/Subscribers final class Symfony52Listener implements EventSubscriberInterface { public static function getSubscribedEvents() { return [ CustomEvent::class => [ ['onCustomEvent', 10], ], ]; } public function onCustomEvent(CustomEvent $event): void { $event->messages[] = 'Greetings from Symfony52Listener 👋'; } } Symfony 5.2

#[AsEventListener] #[AsEventListener( event: CustomEvent::class, method: 'onCustomEvent', priority: 10 )] final class Symfony53Listener { public function onCustomEvent(CustomEvent $event): void { $event->messages[] = 'Greetings from Symfony53Listener 👋'; } } Symfony 5.3

Commands final class Symfony52Command extends Command { protected static $defaultName = 'app:symfony52'; protected static $defaultDescription = 'an awesome description'; protected function configure() { $this ->setAliases(['symfony52']) ->setHidden(false); } protected function execute(InputInterface $input, OutputInterface $output) { (new SymfonyStyle($input, $output))->text('Go and get PHP 8!'); return 0; } } Symfony 5.2

#[AsCommand] #[AsCommand( name: 'app:symfony53', description: 'an awesome description', aliases: ['symfony53'], hidden: false )] final class Symfony53Command extends Command { protected function execute(InputInterface $input, OutputInterface $output) { (new SymfonyStyle($input, $output))->text('Symfony 💖 PHP 8!'); return 0; } } Symfony 5.3

#[When] #[When(env: 'dev')] #[AsCommand(name: 'app:when-dev')] final class WhenDevCommand extends Command { protected function execute(InputInterface $input, OutputInterface $output) { (new SymfonyStyle($input, $output)) ->text(‘Symfony 💖 PHP 8, but for now only in dev environment!'); return 0; } } Symfony 5.3

Autocon fi gure services via Attributes services: _defaults: autoconfigure: true # Automatically registers your services # as commands, event subscribers, etc. Symfony 5.2

Autocon fi gure services via Attributes services: _defaults: autoconfigure: true # Automatically registers your services # as commands, event subscribers, etc. Symfony 5.2 services: _instanceof: App\Security\CustomInterface: tags: ['app.custom_tag']

Autocon fi gure services via Attributes services: _defaults: autoconfigure: true # Automatically registers your services # as commands, event subscribers, etc. Symfony 5.2 services: _instanceof: App\Security\CustomInterface: tags: ['app.custom_tag'] // src/Kernel.php class Kernel extends BaseKernel { // ... protected function build(ContainerBuilder $container): void { $container->registerForAutoconfiguration(CustomInterface::class) ->addTag('app.custom_tag') ; } }

Autocon fi gure services via Attributes services: _defaults: autoconfigure: true # Automatically registers your services # as commands, event subscribers, etc. Symfony 5.2 services: _instanceof: App\Security\CustomInterface: tags: ['app.custom_tag'] // src/Kernel.php class Kernel extends BaseKernel { // ... protected function build(ContainerBuilder $container): void { $container->registerForAutoconfiguration(CustomInterface::class) ->addTag('app.custom_tag') ; } } // src/DependencyInjection/MyBundleExtension.php class MyBundleExtension extends Extension { // ... public function load(array $configs, ContainerBuilder $container): void { $container->registerForAutoconfiguration(CustomInterface::class) ->addTag('app.custom_tag') ; } }

#[Autocon fi gure] Symfony 5.3 use Symfony\Component\DependencyInjection\Attribute\Autoconfigure; #[Autoconfigure(tags: ['app.loader'])] interface LoaderInterface { public function supports(string $type): bool; public function load(); }

#[Autocon fi gure] Symfony 5.3 use Symfony\Component\DependencyInjection\Attribute\Autoconfigure; #[Autoconfigure(tags: ['app.loader'])] interface LoaderInterface { public function supports(string $type): bool; public function load(); } namespace Symfony\Component\DependencyInjection\Attribute; #[\Attribute(\Attribute::TARGET_CLASS | \Attribute::IS_REPEATABLE)] class Autoconfigure { public function __construct( public ?array $tags = null, public ?array $calls = null, public ?array $bind = null, public bool|string|null $lazy = null, public ?bool $public = null, public ?bool $shared = null, public ?bool $autowire = null, public ?array $properties = null, public array|string|null $configurator = null, ) { } }

#[Autocon fi gureTag] Symfony 5.3 namespace App\Loader; use Symfony\Component\DependencyInjection\Attribute\AutoconfigureTag; #[AutoconfigureTag('app.loader')] #[AutoconfigureTag()] # tag name => App\Loader\LoaderInterface interface LoaderInterface { public function supports(string $type): bool; public function load(); }

Use tagged services use Symfony\Component\DependencyInjection\Attribute\TaggedIterator; final class LoaderIterator { public function __construct( #[TaggedIterator('app.loader')] private iterable $loaders, ) { } } Symfony 5.3

Use tagged services use Symfony\Component\DependencyInjection\Attribute\TaggedIterator; final class LoaderIterator { public function __construct( #[TaggedIterator('app.loader')] private iterable $loaders, ) { } } use Symfony\Component\DependencyInjection\Attribute\AsTaggedItem; #[AsTaggedItem(index: 'yaml_loader', priority: 10)] final class YamlLoader implements LoaderInterface { public function supports(string $type): bool { ... } public function load() { ... } } Symfony 5.3

Use tagged services use Symfony\Component\DependencyInjection\Attribute\TaggedIterator; final class LoaderIterator { public function __construct( #[TaggedIterator('app.loader')] private iterable $loaders, ) { } } use Symfony\Component\DependencyInjection\Attribute\AsTaggedItem; #[AsTaggedItem(index: 'xml_loader', priority: 20)] final class XmlLoader implements LoaderInterface { public function supports(string $type): bool { ... } public function load() { ... } } use Symfony\Component\DependencyInjection\Attribute\AsTaggedItem; #[AsTaggedItem(index: 'yaml_loader', priority: 10)] final class YamlLoader implements LoaderInterface { public function supports(string $type): bool { ... } public function load() { ... } } Symfony 5.3

Use tagged services use Symfony\Component\DependencyInjection\Attribute\TaggedIterator; final class LoaderIterator { public function __construct( #[TaggedIterator('app.loader')] private iterable $loaders, ) { } } use Symfony\Component\DependencyInjection\Attribute\AsTaggedItem; #[AsTaggedItem(index: 'xml_loader', priority: 20)] final class XmlLoader implements LoaderInterface { public function supports(string $type): bool { ... } public function load() { ... } } use Symfony\Component\DependencyInjection\Attribute\AsTaggedItem; #[AsTaggedItem(index: 'yaml_loader', priority: 10)] final class YamlLoader implements LoaderInterface { public function supports(string $type): bool { ... } public function load() { ... } } use Symfony\Component\DependencyInjection\Attribute\TaggedIterator; final class LoaderIterator { public function __construct( #[TaggedIterator('app.loader')] private iterable $loaders, ) { } } Symfony 5.3

Use tagged services use Symfony\Component\DependencyInjection\Attribute\TaggedIterator; final class LoaderIterator { public function __construct( #[TaggedIterator('app.loader')] private iterable $loaders, ) { } } use Symfony\Component\DependencyInjection\Attribute\AsTaggedItem; #[AsTaggedItem(index: 'xml_loader', priority: 20)] final class XmlLoader implements LoaderInterface { public function supports(string $type): bool { ... } public function load() { ... } } use Symfony\Component\DependencyInjection\Attribute\AsTaggedItem; #[AsTaggedItem(index: 'yaml_loader', priority: 10)] final class YamlLoader implements LoaderInterface { public function supports(string $type): bool { ... } public function load() { ... } } use Symfony\Component\DependencyInjection\Attribute\TaggedIterator; final class LoaderIterator { public function __construct( #[TaggedIterator('app.loader')] private iterable $loaders, ) { } } use Symfony\Component\DependencyInjection\Attribute\TaggedLocator; final class LoaderLocator { public function __construct( #[TaggedLocator('app.loader')] private ContainerInterface $container, ) { $yamlLoader = $container->get('yaml_loader'); $xmlLoader = $container->get('xml_loader'); } } Symfony 5.3

Add support for sorting fi elds Form

Add support for sorting fi elds Form class PersonRegistrationType extends AbstractType { public function buildForm(FormBuilderInterface $builder, array $options) { $builder ->add('firstName') ->add('lastName') ->add(‘register', SubmitType::class); $builder->addEventListener(FormEvents::PRE_SET_DATA, function (FormEvent $event) { $person = $event->getData(); if ($person->isLegalType()) { $event->getForm()->add('company'); } }); } }

Add support for sorting fi elds Form class PersonRegistrationType extends AbstractType { public function buildForm(FormBuilderInterface $builder, array $options) { $builder ->add('firstName') ->add('lastName') ->add(‘register', SubmitType::class); $builder->addEventListener(FormEvents::PRE_SET_DATA, function (FormEvent $event) { $person = $event->getData(); if ($person->isLegalType()) { $event->getForm()->add('company'); } }); } } Register {# wrong place #} {# wrong place #}

class PersonRegistrationType extends AbstractType { public function buildForm(FormBuilderInterface $builder, array $options) { $builder ->add('firstName') ->add('lastName') ->add(‘register', SubmitType::class, ['priority' => -1/*, ... */]); $builder->addEventListener(FormEvents::PRE_SET_DATA, function (FormEvent $event) { $person = $event->getData(); if ($person->isLegalType()) { $event->getForm()->add('company', null, ['priority' => 1]); } }); } } Add support for sorting fi elds Form

Noti fi er Component Symfony 5.3

Noti fi er Component Symfony 5.3 not experimental anymore

New Noti fi er integrations Noti fi er Texter Chatter

FakeSms & FakeChat Noti fi er # .env FAKE_SMS_DSN=fakesms+email://default?to=TO&from=FROM FAKE_CHAT_DSN=fakechat+email://default?to=TO&from=FROM # config/packages/dev/notifier.yaml framework: notifier: chatter_transports: slack: '%env(FAKE_CHAT_DSN)%' telegram: '%env(FAKE_CHAT_DSN)%' texter_transports: twilio: '%env(FAKE_SMS_DSN)%' nexmo: '%env(FAKE_SMS_DSN)%'

(de)normalization context in mapping Serializer use Symfony\Component\Serializer\Annotation as Serializer; use Symfony\Component\Serializer\Normalizer\DateTimeNormalizer; class Foo { /** * @Serializer\Context({ DateTimeNormalizer::FORMAT_KEY = 'Y-m-d' }) */ public \DateTime $date; // In PHP 8 applications you can use PHP attributes instead: #[Serializer\Context([DateTimeNormalizer::FORMAT_KEY => 'Y-m-d'])] public \DateTime $anotherDate; }

(de)normalization context in mapping Serializer #[Serializer\Context( normalizationContext: [DateTimeNormalizer::FORMAT_KEY => 'Y-m-d'], denormalizationContext: [DateTimeNormalizer::FORMAT_KEY => \DateTimeImmutable::COOKIE] )] public \DateTime $date; #[Serializer\Context( normalizationContext: [DateTimeNormalizer::FORMAT_KEY => \DateTimeImmutable::RFC3339], groups: ['extended'] )] public \DateTime $date;

New Tailwind CSS form theme TwigBridge # twig.yaml twig: form_themes: - tailwind_2_layout.html.twig

Export concatenated translations {{ ('aa' ~ 'bb') | trans }} TwigBridge php bin/console translation:update --dump-messages de

Twig serialize fi lter {{ object|serialize(format = 'json', context = []) }} TwigBridge

Twig serialize fi lter {{ object|serialize(format = 'json', context = []) }} TwigBridge {{ stimulus_controller('product-show', { product: product|serialize('json', { groups: 'product:read'}) }) }}

PHP Con fi guration Builder Con fi g

PHP Con fi guration Builder Con fi g

Removing Directories without Race Conditions Filesystem

No-Lock Rate Limiters RateLimiter

A Quick Security Recap

New Authentication System (since 5.1) • Remove everything but Guard. • Use an event-driven system (like HttpKernel). • Guards are now called Authenticators, and are a bit di ff erent. • Unauthenticated Tokens are now Passports, and are also a bit di ff erent.

Mandatory Passport Badges Security

bin/console debug: fi rewall Security

bin/console debug: fi rewall Security

Generate Login Link with User Locale Security

Mask CSRF Token against BREACH Security

UID Component (experimental) 🎉

New UID Factory Methods UID

Generate UIDs via CLI UID

Generate UIDs via CLI UID

UUID & ULID Form Types Form / UID

New UID Normalization Formats Serializer / UID

Support binary / negatable options Contributed by jderusse in #39642 Console class SomeCommand extends Comman }

Support binary / negatable options Contributed by jderusse in #39642 Console class SomeCommand extends Comman d { // ... protected function execute(InputInterface $input, OutputInterface $output): in t { // if command is run as `command-name`, $useAnsi = nul l // if command is run as `command-name --ansi`, $useAnsi = tru e // if command is run as `command-name --no-ansi`, $useAnsi = fals e $useAnsi = $input->getOption('ansi') ; // .. . } }

Linter: add Github annotations format for errors Contributed by ogizanagi in #38982 Console

Linter: add Github annotations format for errors Contributed by ogizanagi in #38982 Console

Linter: add Github annotations format for errors Contributed by ogizanagi in #38982 Console

Add a remove() method to the PHP con fi gurator Contributed by dunglas in #39806 DependencyInjection // config/services.ph p namespace Symfony\Component\DependencyInjection\Loader\Configurator ; use App\Service\FooService ; return function(ContainerConfigurator $configurator) { // .. . $services->remove(FooService::class) ; };

Add env() and EnvCon fi gurator in the PHP-DSL Contributed by fancyweb in #40682 DependencyInjection // config/services.ph p namespace Symfony\Component\DependencyInjection\Loader\Configurator ; use App\Service\FooService ; use App\Service\BarService ; return function(ContainerConfigurator $configurator) { // .. . $services->set(FooService::class ) ->arg('$myArg', '%env(default:my_param:key:path:url:MY_ENV_VAR)%' ) ; $services->set(BarService::class ) ->arg ( '$myArg' , env('MY_ENV_VAR' ) ->url( ) ->key('path' ) ->default('my_param' ) ) ; };

Negated (not:) env var processor Contributed by bpolaszek in #40169 DependencyInjection # .en v TRUE_ENV_VAR=tru e FALSE_ENV_VAR=false # config/services.yam l parameters : is_processed_as_false: ‘%env(not:TRUE_ENV_VAR)% ’ is_processed_as_true: ‘%env(not:FALSE_ENV_VAR)%’

New Form Handler Helper "renderForm" Contributed by lyrixx and nicolas-grekas in #41178 and #41190 FrameworkBundle use Symfony\Bundle\FrameworkBundle\Controller\AbstractController ; class TaskController extends AbstractControlle r { public function new(Request $request): Respons e { $form = $this->createForm(TaskType::class ) ->handleRequest($request ) ; $response = $this->render('task/new.html.twig', [ 'form' => $form->createView() , 'other_variable' => 'foo' , ]) ; if ($form->isSubmitted() && !$form->isValid()) { $response->setStatusCode(Response::HTTP_UNPROCESSABLE_ENTITY) ; } return $response ; } }

New Form Handler Helper "renderForm" Contributed by lyrixx and nicolas-grekas in #41178 and #41190 FrameworkBundle use Symfony\Bundle\FrameworkBundle\Controller\AbstractController ; class TaskController extends AbstractControlle r { public function new(Request $request): Respons e { $form = $this->createForm(TaskType::class ) ->handleRequest($request ) ; return $this->renderForm('task/new.html.twig', [ 'form' => $form , 'other_variable' => 'foo' , ]) ; } }

Command cache:pool:clear warns and fails when one of the pools fails to clear Contributed by jderusse in #39910 FrameworkBundle Symfony <=5.2 Symfony >=5.3 Return code: 0 Return code: 1

Con fi gure Multiple Environments in a Single File Contributed by nicolas-grekas in #40214 and #40782 FrameworkBundle

Con fi gure Multiple Environments in a Single File Contributed by nicolas-grekas in #40214 and #40782 FrameworkBundle // config/packages/framework.ph l framework: secret: '%env(APP_SECRET)%' when@dev: services: App\SomeServiceForDev: ~ when@test: framework: test: true # ...

Con fi gure Multiple Environments in a Single File Contributed by nicolas-grekas in #40214 and #40782 FrameworkBundle // config/packages/framework.ph >

Con fi gure Multiple Environments in a Single File Contributed by nicolas-grekas in #40214 and #40782 FrameworkBundle # config/packages/framework.yam p namespace Symfony\Component\DependencyInjection\Loader\Configurator ; use App\SomeServiceForDev ; use Symfony\Config\FrameworkConfig ; return static function (FrameworkConfig $framework, ContainerConfigurator $container) { $framework->secret(env('APP_SECRET')) ; if ($container->env() === 'dev') { $container->services( ) ->set(SomeServiceForDev::class ) ; } if ($container->env() === 'test') { $framework->test(true) ; } // .. . };

Add SYMFONY_PHPUNIT_REQUIRE env variable Contributed by acasademont in #40059 PhpUnitBridge

Add SYMFONY_PHPUNIT_REQUIRE env variable Contributed by acasademont in #40059 PhpUnitBridge

Add SYMFONY_PHPUNIT_REQUIRE env variable Contributed by acasademont in #40059 PhpUnitBridge

class BooksTest extends WebTestCas e { public function testGetCollection(): voi d { static::createClient()->request('GET', '/books') ; $this->assertResponseFormatSame('jsonld') ; } } // Predefined formats see \Symfony\Component\HttpFoundation\Request::initializeFormats() add assertResponseFormatSame() Contributed by dunglas in #39666 FrameworkBundle

class FooTest extends WebTestCas e { public function testGetContainerA(): void { $kernel = self::bootKernel() ; $container = $kernel->getContainer() ; } public function testGetContainerB(): void { self::bootKernel() ; $container = self::$container; // @deprecated since Symfony 5.3, use static::getContainer() instea d } public function testGetContainerC(): void { $client = self::createClient() ; $container = $client->getContainer() ; } public function testGetContainerTheOnlyWayYouShouldUse(): void { $container = self::getContainer() ; } Add KernelTestCase::getContainer() Contributed by Nyholm in #40366 FrameworkBundle

There is even more 😱 https://symfony.com/blog/category/living-on-the-edge/5.3 https://github.com/symfony/symfony/blob/5.x/CHANGELOG-5.3.md https://github.com/symfony/symfony/blob/5.x/UPGRADE-5.3.md

New Components

Questions?

Thank you!