vendor/symfony/form/Extension/Core/Type/NumberType.php line 25

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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\Core\Type;
  14. use Symfony\Component\Form\AbstractType;
  15. use Symfony\Component\Form\CallbackTransformer;
  16. use Symfony\Component\Form\Exception\LogicException;
  17. use Symfony\Component\Form\Extension\Core\DataTransformer\NumberToLocalizedStringTransformer;
  18. use Symfony\Component\Form\Extension\Core\DataTransformer\StringToFloatTransformer;
  19. use Symfony\Component\Form\FormBuilderInterface;
  20. use Symfony\Component\Form\FormInterface;
  21. use Symfony\Component\Form\FormView;
  22. use Symfony\Component\OptionsResolver\Options;
  23. use Symfony\Component\OptionsResolver\OptionsResolver;
  25. class NumberType extends AbstractType
  26. {
  27.     /**
  28.      * {@inheritdoc}
  29.      */
  30.     public function buildForm(FormBuilderInterface $builder, array $options)
  31.     {
  32.         $builder->addViewTransformer(new NumberToLocalizedStringTransformer(
  33.             $options['scale'],
  34.             $options['grouping'],
  35.             $options['rounding_mode'],
  36.             $options['html5'] ? 'en' : null
  37.         ));
  39.         if ('string' === $options['input']) {
  40.             $builder->addModelTransformer(new StringToFloatTransformer($options['scale']));
  41.             $builder->addModelTransformer(new CallbackTransformer(
  42.                 function ($value) {
  43.                     if (\is_float($value) || \is_int($value)) {
  44.                         @trigger_error(sprintf('Using the %s with float or int data when the "input" option is set to "string" is deprecated since Symfony 4.4 and will throw an exception in 5.0.', self::class), \E_USER_DEPRECATED);
  45.                         $value = (string) $value;
  46.                     }
  48.                     return $value;
  49.                 },
  50.                 function ($value) {
  51.                     return $value;
  52.                 }
  53.             ));
  54.         }
  55.     }
  57.     /**
  58.      * {@inheritdoc}
  59.      */
  60.     public function buildView(FormView $view, FormInterface $form, array $options)
  61.     {
  62.         if ($options['html5']) {
  63.             $view->vars['type'] = 'number';
  64.         }
  65.     }
  67.     /**
  68.      * {@inheritdoc}
  69.      */
  70.     public function configureOptions(OptionsResolver $resolver)
  71.     {
  72.         $resolver->setDefaults([
  73.             // default scale is locale specific (usually around 3)
  74.             'scale' => null,
  75.             'grouping' => false,
  76.             'rounding_mode' => NumberToLocalizedStringTransformer::ROUND_HALF_UP,
  77.             'compound' => false,
  78.             'input' => 'number',
  79.             'html5' => false,
  80.         ]);
  82.         $resolver->setAllowedValues('rounding_mode', [
  83.             NumberToLocalizedStringTransformer::ROUND_FLOOR,
  84.             NumberToLocalizedStringTransformer::ROUND_DOWN,
  85.             NumberToLocalizedStringTransformer::ROUND_HALF_DOWN,
  86.             NumberToLocalizedStringTransformer::ROUND_HALF_EVEN,
  87.             NumberToLocalizedStringTransformer::ROUND_HALF_UP,
  88.             NumberToLocalizedStringTransformer::ROUND_UP,
  89.             NumberToLocalizedStringTransformer::ROUND_CEILING,
  90.         ]);
  91.         $resolver->setAllowedValues('input', ['number', 'string']);
  92.         $resolver->setAllowedTypes('scale', ['null', 'int']);
  93.         $resolver->setAllowedTypes('html5', 'bool');
  95.         $resolver->setNormalizer('grouping', function (Options $options, $value) {
  96.             if (true === $value && $options['html5']) {
  97.                 throw new LogicException('Cannot use the "grouping" option when the "html5" option is enabled.');
  98.             }
  100.             return $value;
  101.         });
  102.     }
  104.     /**
  105.      * {@inheritdoc}
  106.      */
  107.     public function getBlockPrefix()
  108.     {
  109.         return 'number';
  110.     }
  111. }