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UPGRADE-5.0.md

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UPGRADE FROM 4.x to 5.0

Cache

  • Removed CacheItem::getPreviousTags(), use CacheItem::getMetadata() instead.

Config

  • Dropped support for constructing a TreeBuilder without passing root node information.
  • Added the getChildNodeDefinitions() method to ParentNodeDefinitionInterface.
  • The Processor class has been made final
  • Removed FileLoaderLoadException, use LoaderLoadException instead.

Console

  • Removed the setCrossingChar() method in favor of the setDefaultCrossingChar() method in TableStyle.

  • Removed the setHorizontalBorderChar() method in favor of the setDefaultCrossingChars() method in TableStyle.

  • Removed the getHorizontalBorderChar() method in favor of the getBorderChars() method in TableStyle.

  • Removed the setVerticalBorderChar() method in favor of the setVerticalBorderChars() method in TableStyle.

  • Removed the getVerticalBorderChar() method in favor of the getBorderChars() method in TableStyle.

  • The ProcessHelper::run() method takes the command as an array of arguments.

    Before:

    $processHelper->run($output, 'ls -l');

    After:

    $processHelper->run($output, array('ls', '-l'));
    
    // alternatively, when a shell wrapper is required
    $processHelper->run($output, Process::fromShellCommandline('ls -l'));

DependencyInjection

  • Removed the TypedReference::canBeAutoregistered() and TypedReference::getRequiringClass() methods.
  • Removed support for auto-discovered extension configuration class which does not implement ConfigurationInterface.

DoctrineBridge

  • Deprecated injecting ClassMetadataFactory in DoctrineExtractor, an instance of EntityManagerInterface should be injected instead

EventDispatcher

  • The TraceableEventDispatcherInterface has been removed.

FrameworkBundle

  • Removed support for bundle:controller:action and service:action syntaxes to reference controllers. Use serviceOrFqcn::method instead where serviceOrFqcn is either the service ID when using controllers as services or the FQCN of the controller.

    Before:

    bundle_controller:
        path: /
        defaults:
            _controller: FrameworkBundle:Redirect:redirect
    
    service_controller:
        path: /
        defaults:
            _controller: app.my_controller:myAction

    After:

    bundle_controller:
        path: /
        defaults:
            _controller: Symfony\Bundle\FrameworkBundle\Controller\RedirectController::redirectAction
    
    service_controller:
        path: /
        defaults:
            _controller: app.my_controller::myAction
  • Removed Symfony\Bundle\FrameworkBundle\Controller\ControllerNameParser.

  • Warming up a router in RouterCacheWarmer that does not implement the WarmableInterface is not supported anymore.

  • The RequestDataCollector class has been removed. Use the Symfony\Component\HttpKernel\DataCollector\RequestDataCollector class instead.

  • Removed Symfony\Bundle\FrameworkBundle\Controller\Controller. Use Symfony\Bundle\FrameworkBundle\Controller\AbstractController instead.

  • Added support for the SameSite attribute for session cookies. It is highly recommended to set this setting (framework.session.cookie_samesite) to lax for increased security against CSRF attacks.

  • The ContainerAwareCommand class has been removed, use Symfony\Component\Console\Command\Command with dependency injection instead.

HttpFoundation

  • The $size argument of the UploadedFile constructor has been removed.
  • The getClientSize() method of the UploadedFile class has been removed.
  • The getSession() method of the Request class throws an exception when session is null.

Process

  • Removed the Process::setCommandline() and the PhpProcess::setPhpBinary() methods.

  • Commands must be defined as arrays when creating a Process instance.

    Before:

    $process = new Process('ls -l');

    After:

    $process = new Process(array('ls', '-l'));
    
    // alternatively, when a shell wrapper is required
    $process = Process::fromShellCommandline('ls -l');

Security

  • The ContextListener::setLogoutOnUserChange() method has been removed.
  • The Symfony\Component\Security\Core\User\AdvancedUserInterface has been removed.
  • The ExpressionVoter::addExpressionLanguageProvider() method has been removed.
  • The FirewallMapInterface::getListeners() method must return an array of 3 elements, the 3rd one must be either a LogoutListener instance or null.
  • The AuthenticationTrustResolver constructor arguments have been removed.
  • A user object that is not an instance of UserInterface cannot be accessed from Security::getUser() anymore and returns null instead.

SecurityBundle

  • The logout_on_user_change firewall option has been removed.
  • The switch_user.stateless firewall option has been removed.
  • The SecurityUserValueResolver class has been removed.
  • Passing a FirewallConfig instance as 3rd argument to the FirewallContext constructor now throws a \TypeError, pass a LogoutListener instance instead.
  • The security.authentication.trust_resolver.anonymous_class parameter has been removed.
  • The security.authentication.trust_resolver.rememberme_class parameter has been removed.

Translation

  • The FileDumper::setBackup() method has been removed.
  • The TranslationWriter::disableBackup() method has been removed.
  • The TranslatorInterface has been removed in favor of Symfony\Contracts\Translation\TranslatorInterface
  • The MessageSelector, Interval and PluralizationRules classes have been removed, use IdentityTranslator instead

TwigBundle

  • The default value (false) of the twig.strict_variables configuration option has been changed to %kernel.debug%.

Validator

  • The Email::__construct() 'strict' property has been removed. Use 'mode'=>"strict" instead.
  • Calling EmailValidator::__construct() method with a boolean parameter has been removed, use EmailValidator("strict") instead.
  • Removed the checkDNS and dnsMessage options from the Url constraint.
  • The component is now decoupled from symfony/translation and uses Symfony\Contracts\Translation\TranslatorInterface instead
  • The ValidatorBuilderInterface has been removed and ValidatorBuilder is now final
  • Removed support for validating instances of \DateTimeInterface in DateTimeValidator, DateValidator and TimeValidator. Use Type instead or remove the constraint if the underlying model is type hinted to \DateTimeInterface already.

Workflow

  • The DefinitionBuilder::reset() method has been removed, use the clear() one instead.
  • add method has been removed use addWorkflow method in Workflow\Registry instead.
  • SupportStrategyInterface has been removed, use WorkflowSupportStrategyInterface instead.
  • ClassInstanceSupportStrategy has been removed, use InstanceOfSupportStrategy instead.