1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
<?php
namespace App\Form;
use App\Form\EntityToIdTransformer;
use Symfony\Component\Form\AbstractTypeExtension;
use Symfony\Component\Form\Extension\Core\Type\HiddenType;
use Symfony\Component\Form\FormBuilderInterface;
use Symfony\Component\OptionsResolver\OptionsResolver;
class HiddenEntityExtension extends AbstractTypeExtension
{
public function getExtendedTypes()
{
return array(HiddenType::class);
}
/**
* Add the entity_class option
*
* @param OptionsResolver $resolver
*/
public function configureOptions(OptionsResolver $resolver)
{
$resolver->setDefined(array('em'));
$resolver->setDefined(array('entity_class'));
}
public function buildForm(FormBuilderInterface $builder, array $options)
{
if (isset($options['em'])&&isset($options['entity_class'])) {
$builder->addModelTransformer(new EntityToIdTransformer(
$options['em'],
$options['entity_class']
));
}
}
}