vendor/symfony/form/Extension/DataCollector/Proxy/ResolvedTypeDataCollectorProxy.php line 103

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  1. <?php
  3. /*
  4.  * This file is part of the Symfony package.
  5.  *
  6.  * (c) Fabien Potencier <fabien@symfony.com>
  7.  *
  8.  * For the full copyright and license information, please view the LICENSE
  9.  * file that was distributed with this source code.
  10.  */
  12. namespace Symfony\Component\Form\Extension\DataCollector\Proxy;
  14. use Symfony\Component\Form\Extension\DataCollector\FormDataCollectorInterface;
  15. use Symfony\Component\Form\FormBuilderInterface;
  16. use Symfony\Component\Form\FormFactoryInterface;
  17. use Symfony\Component\Form\FormInterface;
  18. use Symfony\Component\Form\FormTypeInterface;
  19. use Symfony\Component\Form\FormView;
  20. use Symfony\Component\Form\ResolvedFormTypeInterface;
  21. use Symfony\Component\OptionsResolver\OptionsResolver;
  23. /**
  24.  * Proxy that invokes a data collector when creating a form and its view.
  25.  *
  26.  * @author Bernhard Schussek <bschussek@gmail.com>
  27.  */
  28. class ResolvedTypeDataCollectorProxy implements ResolvedFormTypeInterface
  29. {
  30.     private $proxiedType;
  31.     private $dataCollector;
  33.     public function __construct(ResolvedFormTypeInterface $proxiedType, FormDataCollectorInterface $dataCollector)
  34.     {
  35.         $this->proxiedType = $proxiedType;
  36.         $this->dataCollector = $dataCollector;
  37.     }
  39.     /**
  40.      * {@inheritdoc}
  41.      */
  42.     public function getBlockPrefix(): string
  43.     {
  44.         return $this->proxiedType->getBlockPrefix();
  45.     }
  47.     /**
  48.      * {@inheritdoc}
  49.      */
  50.     public function getParent(): ?ResolvedFormTypeInterface
  51.     {
  52.         return $this->proxiedType->getParent();
  53.     }
  55.     /**
  56.      * {@inheritdoc}
  57.      */
  58.     public function getInnerType(): FormTypeInterface
  59.     {
  60.         return $this->proxiedType->getInnerType();
  61.     }
  63.     /**
  64.      * {@inheritdoc}
  65.      */
  66.     public function getTypeExtensions(): array
  67.     {
  68.         return $this->proxiedType->getTypeExtensions();
  69.     }
  71.     /**
  72.      * {@inheritdoc}
  73.      */
  74.     public function createBuilder(FormFactoryInterface $factory, string $name, array $options = []): FormBuilderInterface
  75.     {
  76.         $builder = $this->proxiedType->createBuilder($factory, $name, $options);
  78.         $builder->setAttribute('data_collector/passed_options', $options);
  79.         $builder->setType($this);
  81.         return $builder;
  82.     }
  84.     /**
  85.      * {@inheritdoc}
  86.      */
  87.     public function createView(FormInterface $form, FormView $parent = null): FormView
  88.     {
  89.         return $this->proxiedType->createView($form, $parent);
  90.     }
  92.     /**
  93.      * {@inheritdoc}
  94.      */
  95.     public function buildForm(FormBuilderInterface $builder, array $options)
  96.     {
  97.         $this->proxiedType->buildForm($builder, $options);
  98.     }
  100.     /**
  101.      * {@inheritdoc}
  102.      */
  103.     public function buildView(FormView $view, FormInterface $form, array $options)
  104.     {
  105.         $this->proxiedType->buildView($view, $form, $options);
  106.     }
  108.     /**
  109.      * {@inheritdoc}
  110.      */
  111.     public function finishView(FormView $view, FormInterface $form, array $options)
  112.     {
  113.         $this->proxiedType->finishView($view, $form, $options);
  115.         // Remember which view belongs to which form instance, so that we can
  116.         // get the collected data for a view when its form instance is not
  117.         // available (e.g. CSRF token)
  118.         $this->dataCollector->associateFormWithView($form, $view);
  120.         // Since the CSRF token is only present in the FormView tree, we also
  121.         // need to check the FormView tree instead of calling isRoot() on the
  122.         // FormInterface tree
  123.         if (null === $view->parent) {
  124.             $this->dataCollector->collectViewVariables($view);
  126.             // Re-assemble data, in case FormView instances were added, for
  127.             // which no FormInterface instances were present (e.g. CSRF token).
  128.             // Since finishView() is called after finishing the views of all
  129.             // children, we can safely assume that information has been
  130.             // collected about the complete form tree.
  131.             $this->dataCollector->buildFinalFormTree($form, $view);
  132.         }
  133.     }
  135.     /**
  136.      * {@inheritdoc}
  137.      */
  138.     public function getOptionsResolver(): OptionsResolver
  139.     {
  140.         return $this->proxiedType->getOptionsResolver();
  141.     }
  142. }