✏️ Editing: MoneyType.php Read Only

<?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\FormInterface;
use Symfony\Component\Form\FormBuilderInterface;
use Symfony\Component\Form\Extension\Core\DataTransformer\MoneyToLocalizedStringTransformer;
use Symfony\Component\Form\FormView;
use Symfony\Component\OptionsResolver\OptionsResolverInterface;

class MoneyType extends AbstractType
{
    protected static $patterns = array();

/**
     * {@inheritdoc}
     */
    public function buildForm(FormBuilderInterface $builder, array $options)
    {
        $builder
            ->addViewTransformer(new MoneyToLocalizedStringTransformer(
                $options['precision'],
                $options['grouping'],
                null,
                $options['divisor']
            ))
        ;
    }

/**
     * {@inheritdoc}
     */
    public function buildView(FormView $view, FormInterface $form, array $options)
    {
        $view->vars['money_pattern'] = self::getPattern($options['currency']);
    }

/**
     * {@inheritdoc}
     */
    public function setDefaultOptions(OptionsResolverInterface $resolver)
    {
        $resolver->setDefaults(array(
            'precision' => 2,
            'grouping'  => false,
            'divisor'   => 1,
            'currency'  => 'EUR',
            'compound'  => false,
        ));
    }

/**
     * {@inheritdoc}
     */
    public function getName()
    {
        return 'money';
    }

/**
     * Returns the pattern for this locale
     *
     * The pattern contains the placeholder "{{ widget }}" where the HTML tag should
     * be inserted
     */
    protected static function getPattern($currency)
    {
        if (!$currency) {
            return '{{ widget }}';
        }

$locale = \Locale::getDefault();

if (!isset(self::$patterns[$locale])) {
            self::$patterns[$locale] = array();
        }

if (!isset(self::$patterns[$locale][$currency])) {
            $format = new \NumberFormatter($locale, \NumberFormatter::CURRENCY);
            $pattern = $format->formatCurrency('123', $currency);

// the spacings between currency symbol and number are ignored, because
            // a single space leads to better readability in combination with input
            // fields

// the regex also considers non-break spaces (0xC2 or 0xA0 in UTF-8)

preg_match('/^([^\s\xc2\xa0]*)[\s\xc2\xa0]*123(?:[,.]0+)?[\s\xc2\xa0]*([^\s\xc2\xa0]*)$/u', $pattern, $matches);

if (!empty($matches[1])) {
                self::$patterns[$locale][$currency] = $matches[1].' {{ widget }}';
            } elseif (!empty($matches[2])) {
                self::$patterns[$locale][$currency] = '{{ widget }} '.$matches[2];
            } else {
                self::$patterns[$locale][$currency] = '{{ widget }}';
            }
        }

return self::$patterns[$locale][$currency];
    }
}

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