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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\DataTransformer;
use Symfony\Component\Form\Exception\TransformationFailedException;
/**
* Transforms between a normalized format and a localized money string.
*
* @author Bernhard Schussek <bschussek@gmail.com>
* @author Florian Eckerstorfer <florian@eckerstorfer.org>
*/
class MoneyToLocalizedStringTransformer extends NumberToLocalizedStringTransformer
{
private $divisor;
public function __construct(?int $scale = 2, ?bool $grouping = true, ?int $roundingMode = self::ROUND_HALF_UP, ?int $divisor = 1)
{
if (null === $grouping) {
$grouping = true;
}
if (null === $scale) {
$scale = 2;
}
parent::__construct($scale, $grouping, $roundingMode);
if (null === $divisor) {
$divisor = 1;
}
$this->divisor = $divisor;
}
/**
* Transforms a normalized format into a localized money string.
*
* @param int|float $value Normalized number
*
* @return string Localized money string
*
* @throws TransformationFailedException if the given value is not numeric or
* if the value can not be transformed
*/
public function transform($value)
{
if (null !== $value && 1 !== $this->divisor) {
if (!is_numeric($value)) {
throw new TransformationFailedException('Expected a numeric.');
}
$value /= $this->divisor;
}
return parent::transform($value);
}
/**
* Transforms a localized money string into a normalized format.
*
* @param string $value Localized money string
*
* @return int|float Normalized number
*
* @throws TransformationFailedException if the given value is not a string
* or if the value can not be transformed
*/
public function reverseTransform($value)
{
$value = parent::reverseTransform($value);
if (null !== $value && 1 !== $this->divisor) {
$value = (float) (string) ($value * $this->divisor);
}
return $value;
}
}
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