bundle/w3des/AdminBundle/src/Form/Type/AdvFileType.php line 54

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  1. <?php
  2. namespace w3des\AdminBundle\Form\Type;
  4. use Symfony\Component\Form\AbstractType;
  5. use Symfony\Component\Form\FormBuilderInterface;
  6. use Symfony\Component\OptionsResolver\OptionsResolver;
  7. use Symfony\Component\Form\Extension\Core\Type\FileType as BasicFileType;
  8. use Symfony\Component\Form\Extension\Core\Type\CheckboxType;
  9. use Symfony\Component\Form\FormEvents;
  10. use Symfony\Component\Form\FormEvent;
  11. use w3des\AdminBundle\Entity\File;
  12. use Symfony\Component\Form\CallbackTransformer;
  13. use w3des\AdminBundle\Service\Values;
  14. use Doctrine\ORM\EntityManagerInterface;
  15. use Symfony\Component\HttpFoundation\File\UploadedFile;
  17. class AdvFileType extends AbstractType
  18. {
  20. private $values;
  22. private $em;
  24. public function __construct(Values $values, EntityManagerInterface $em)
  25. {
  26. $this->values = $values;
  27. $this->em = $em;
  28. }
  30. /**
  31. * {@inheritdoc}
  32. */
  33. public function buildForm(FormBuilderInterface $builder, array $options)
  34. {
  35. $builder->addModelTransformer(new CallbackTransformer(function (File $file = null) {
  36. $model = [
  37. 'remove' => false,
  38. 'path' => null,
  39. 'meta' => null,
  40. 'width' => null,
  41. 'height' => null,
  42. 'mime' => null,
  43. 'file' => null,
  44. 'previous' => $file
  45. ];
  46. if ($file) {
  47. $model['path'] = $file->getPath();
  48. $model['meta'] = $file->getMeta();
  49. $model['mime'] = $file->getMime();
  50. $model['width'] = $file->getWidth();
  51. $model['height'] = $file->getHeight();
  52. }
  53. return $model;
  54. }, function (array $data = null) {
  55. if ($data['file'] instanceof UploadedFile || $data['remove']) {
  56. if ($data['previous'] && $data['previous']->getPath()) {
  57. // XXX remove without em access, only if not used anymore
  58. //$this->em->remove($data['previous']);
  59. $data['previous'] = null;
  60. }
  61. }
  62. if ($data['file'] instanceof UploadedFile) {
  63. return $this->values->saveFile($data['file'], null);
  64. }
  67. return $data['previous'];
  68. }));
  69. $builder->add('file', BasicFileType::class, [
  70. 'label' => 'Wgraj nowy',
  71. 'required' => false
  72. ]);
  73. $builder->addEventListener(FormEvents::POST_SET_DATA, function (FormEvent $event) use ($builder, $options) {
  74. if (empty($event->getData()) || empty($event->getData()
  75. ->getPath())) {
  76. if ($options['allow_remove']) {
  77. $event->getForm()
  78. ->remove('remove');
  79. }
  80. } else {
  81. $event->getForm()
  82. ->remove('file');
  83. $event->getForm()
  84. ->add('file', BasicFileType::class, [
  85. 'label' => 'Zastąp',
  86. 'required' => false
  87. ]);
  88. if ($options['allow_remove']) {
  89. $event->getForm()
  90. ->add('remove', CheckboxType::class, [
  91. 'label' => 'Usuń plik',
  92. 'required' => false
  93. ]);
  94. }
  95. }
  96. });
  97. }
  99. /**
  100. * {@inheritdoc}
  101. */
  102. public function configureOptions(OptionsResolver $resolver)
  103. {
  104. $resolver->setDefaults([
  105. 'dir' => 'settings',
  106. 'allow_remove' => true
  107. ]);
  108. }
  110. public function getBlockPrefix()
  111. {
  112. return 'adv_file';
  113. }
  114. }