vendor/symfony/doctrine-bridge/Form/Type/EntityType.php line 22

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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\Bridge\Doctrine\Form\Type;
  14. use Doctrine\ORM\Query\Parameter;
  15. use Doctrine\ORM\QueryBuilder;
  16. use Doctrine\Persistence\ObjectManager;
  17. use Symfony\Bridge\Doctrine\Form\ChoiceList\ORMQueryBuilderLoader;
  18. use Symfony\Component\Form\Exception\UnexpectedTypeException;
  19. use Symfony\Component\OptionsResolver\Options;
  20. use Symfony\Component\OptionsResolver\OptionsResolver;
  22. class EntityType extends DoctrineType
  23. {
  24. public function configureOptions(OptionsResolver $resolver)
  25. {
  26. parent::configureOptions($resolver);
  28. // Invoke the query builder closure so that we can cache choice lists
  29. // for equal query builders
  30. $queryBuilderNormalizer = function (Options $options, $queryBuilder) {
  31. if (\is_callable($queryBuilder)) {
  32. $queryBuilder = $queryBuilder($options['em']->getRepository($options['class']));
  34. if (null !== $queryBuilder && !$queryBuilder instanceof QueryBuilder) {
  35. throw new UnexpectedTypeException($queryBuilder, QueryBuilder::class);
  36. }
  37. }
  39. return $queryBuilder;
  40. };
  42. $resolver->setNormalizer('query_builder', $queryBuilderNormalizer);
  43. $resolver->setAllowedTypes('query_builder', ['null', 'callable', QueryBuilder::class]);
  44. }
  46. /**
  47. * Return the default loader object.
  48. *
  49. * @param QueryBuilder $queryBuilder
  50. *
  51. * @return ORMQueryBuilderLoader
  52. */
  53. public function getLoader(ObjectManager $manager, object $queryBuilder, string $class)
  54. {
  55. if (!$queryBuilder instanceof QueryBuilder) {
  56. throw new \TypeError(sprintf('Expected an instance of "%s", but got "%s".', QueryBuilder::class, get_debug_type($queryBuilder)));
  57. }
  59. return new ORMQueryBuilderLoader($queryBuilder);
  60. }
  62. /**
  63. * {@inheritdoc}
  64. */
  65. public function getBlockPrefix()
  66. {
  67. return 'entity';
  68. }
  70. /**
  71. * We consider two query builders with an equal SQL string and
  72. * equal parameters to be equal.
  73. *
  74. * @param QueryBuilder $queryBuilder
  75. *
  76. * @internal This method is public to be usable as callback. It should not
  77. * be used in user code.
  78. */
  79. public function getQueryBuilderPartsForCachingHash(object $queryBuilder): ?array
  80. {
  81. if (!$queryBuilder instanceof QueryBuilder) {
  82. throw new \TypeError(sprintf('Expected an instance of "%s", but got "%s".', QueryBuilder::class, get_debug_type($queryBuilder)));
  83. }
  85. return [
  86. $queryBuilder->getQuery()->getSQL(),
  87. array_map([$this, 'parameterToArray'], $queryBuilder->getParameters()->toArray()),
  88. ];
  89. }
  91. /**
  92. * Converts a query parameter to an array.
  93. */
  94. private function parameterToArray(Parameter $parameter): array
  95. {
  96. return [$parameter->getName(), $parameter->getType(), $parameter->getValue()];
  97. }
  98. }