symfony/UPGRADE-5.0.md

UPGRADE FROM 4.x to 5.0

Config

• Added the getChildNodeDefinitions() method to ParentNodeDefinitionInterface.

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.

HttpFoundation

• The $size argument of the UploadedFile constructor has been removed.
• The getClientSize() method of the UploadedFile class has been removed.

Security

• The ContextListener::setLogoutOnUserChange() method has been removed.
• The Symfony\Component\Security\Core\User\AdvancedUserInterface has been removed.

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.

Translation

• The FileDumper::setBackup() method has been removed.
• The TranslationWriter::disableBackup() method has been removed.

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.

Workflow

• 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.