vendor/symfony/form/Symfony/Component/Form/Extension/Core/DataTransformer/MoneyToLocalizedStringTransformer.php

   1 <?php
   2
   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  */
  11
  12 namespace Symfony\Component\Form\Extension\Core\DataTransformer;
  13
  14 use Symfony\Component\Form\Exception\TransformationFailedException;
  15
  16 /**
  17  * Transforms between a normalized format and a localized money string.
  18  *
  19  * @author Bernhard Schussek <bschussek@gmail.com>
  20  * @author Florian Eckerstorfer <florian@eckerstorfer.org>
  21  */
  22 class MoneyToLocalizedStringTransformer extends NumberToLocalizedStringTransformer
  23 {
  24
  25     private $divisor;
  26
  27     public function __construct($precision = null, $grouping = null, $roundingMode = null, $divisor = null)
  28     {
  29         if (null === $grouping) {
  30             $grouping = true;
  31         }
  32
  33         if (null === $precision) {
  34             $precision = 2;
  35         }
  36
  37         parent::__construct($precision, $grouping, $roundingMode);
  38
  39         if (null === $divisor) {
  40             $divisor = 1;
  41         }
  42
  43         $this->divisor = $divisor;
  44     }
  45
  46     /**
  47      * Transforms a normalized format into a localized money string.
  48      *
  49      * @param number $value Normalized number
  50      *
  51      * @return string Localized money string.
  52      *
  53      * @throws TransformationFailedException If the given value is not numeric or
  54      *                                       if the value can not be transformed.
  55      */
  56     public function transform($value)
  57     {
  58         if (null !== $value) {
  59             if (!is_numeric($value)) {
  60                 throw new TransformationFailedException('Expected a numeric.');
  61             }
  62
  63             $value /= $this->divisor;
  64         }
  65
  66         return parent::transform($value);
  67     }
  68
  69     /**
  70      * Transforms a localized money string into a normalized format.
  71      *
  72      * @param string $value Localized money string
  73      *
  74      * @return number Normalized number
  75      *
  76      * @throws TransformationFailedException If the given value is not a string
  77      *                                       or if the value can not be transformed.
  78      */
  79     public function reverseTransform($value)
  80     {
  81         $value = parent::reverseTransform($value);
  82
  83         if (null !== $value) {
  84             $value *= $this->divisor;
  85         }
  86
  87         return $value;
  88     }
  89
  90 }