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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\Form\Extension\Core\Type;
use Symfony\Component\Form\AbstractType;
use Symfony\Component\Form\Exception\LogicException;
use Symfony\Component\Form\Extension\Core\DataTransformer\NumberToLocalizedStringTransformer;
use Symfony\Component\Form\FormBuilderInterface;
use Symfony\Component\Form\FormInterface;
use Symfony\Component\Form\FormView;
use Symfony\Component\OptionsResolver\Options;
use Symfony\Component\OptionsResolver\OptionsResolver;
class NumberType extends AbstractType
{
/**
* {@inheritdoc}
*/
public function buildForm(FormBuilderInterface $builder, array $options)
{
$builder->addViewTransformer(new NumberToLocalizedStringTransformer(
$options['scale'],
$options['grouping'],
$options['rounding_mode'],
$options['html5'] ? 'en' : null
));
}
/**
* {@inheritdoc}
*/
public function buildView(FormView $view, FormInterface $form, array $options)
{
if ($options['html5']) {
$view->vars['type'] = 'number';
}
}
/**
* {@inheritdoc}
*/
public function configureOptions(OptionsResolver $resolver)
{
$resolver->setDefaults([
// default scale is locale specific (usually around 3)
'scale' => null,
'grouping' => false,
'rounding_mode' => NumberToLocalizedStringTransformer::ROUND_HALF_UP,
'compound' => false,
'html5' => false,
]);
$resolver->setAllowedValues('rounding_mode', [
NumberToLocalizedStringTransformer::ROUND_FLOOR,
NumberToLocalizedStringTransformer::ROUND_DOWN,
NumberToLocalizedStringTransformer::ROUND_HALF_DOWN,
NumberToLocalizedStringTransformer::ROUND_HALF_EVEN,
NumberToLocalizedStringTransformer::ROUND_HALF_UP,
NumberToLocalizedStringTransformer::ROUND_UP,
NumberToLocalizedStringTransformer::ROUND_CEILING,
]);
$resolver->setAllowedTypes('scale', ['null', 'int']);
$resolver->setAllowedTypes('html5', 'bool');
$resolver->setNormalizer('grouping', function (Options $options, $value) {
if (true === $value && $options['html5']) {
throw new LogicException('Cannot use the "grouping" option when the "html5" option is enabled.');
}
return $value;
});
}
/**
* {@inheritdoc}
*/
public function getBlockPrefix()
{
return 'number';
}
}
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