src/Form/VehicleRegistrationHasDoc.php line 13

  1. <?php
  3. namespace App\Form;
  5. use App\Entity\VehicleDocs;
  6. use App\Entity\VehicleRegistrations;
  7. use Symfony\Component\Form\AbstractType;
  8. use Symfony\Component\Form\FormBuilderInterface;
  9. use Symfony\Component\Form\FormEvent;
  10. use Symfony\Component\Form\FormEvents;
  11. use Symfony\Component\OptionsResolver\OptionsResolver;
  13. class VehicleRegistrationHasDoc extends AbstractType
  14. {
  15.     /**
  16.      * {@inheritdoc}
  17.      */
  18.     public function buildForm(FormBuilderInterface $builder, array $options)
  19.     {
  20.         $locale = $options['locale'];
  22.         $formModifier = function ($form) use($locale) {
  23.             $form->add('registrationDoc', VehicleDocsCollectionType::class, array(
  24.                 'label'        => false,
  25.                 'data_class'   => VehicleDocs::class,
  26.                 'by_reference' => false,
  27.                 'locale'       => $locale
  28.             ));
  29.         };
  31.         //this will add registrationDoc field to the form before fetching form fields data from DB
  32.         $builder->addEventListener(FormEvents::PRE_SET_DATA, function (FormEvent $event) use ($formModifier) {
  33.             // this is the entity, i.e. registrationDoc
  34.             $form= $event->getForm();
  35.             $formModifier($form);
  36.         });
  38.         //this will add registrationDoc field to the form after the from is posted and before mapping the posted data to the FormType class
  39.         $builder->addEventListener(FormEvents::PRE_SUBMIT, function (FormEvent $event) use ($formModifier) {
  40.             // this is the posted data as an array
  41.             $child = $event->getData();
  42.             $form  = $event->getForm();
  43.             if (isset($child['registrationDoc'])) {
  44.                 $formModifier($form);
  45.             }
  46.         });
  47.     }
  48.     
  49.     /**
  50.      * {@inheritdoc}
  51.      */
  52.     public function configureOptions(OptionsResolver $resolver)
  53.     {
  54.         $resolver->setDefaults(array(
  55.             'data_class'         => VehicleRegistrations::class,
  56.             'translation_domain' => 'vehicles',
  57.             'locale'             => 'en'
  58.         ));
  59.     }
  61.     /**
  62.      * {@inheritdoc}
  63.      */
  64.     public function getBlockPrefix()
  65.     {
  66.         return 'appbundle_vehicleregistrationsdoc';
  67.     }
  68. }