/
DateTimeImmutableToDateTimeTransformer.php
67 lines (58 loc) · 1.92 KB
/
DateTimeImmutableToDateTimeTransformer.php
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
<?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\DataTransformerInterface;
use Symfony\Component\Form\Exception\TransformationFailedException;
/**
* Transforms between a DateTimeImmutable object and a DateTime object.
*
* @author Valentin Udaltsov <udaltsov.valentin@gmail.com>
*/
final class DateTimeImmutableToDateTimeTransformer implements DataTransformerInterface
{
/**
* Transforms a DateTimeImmutable into a DateTime object.
*
* @param \DateTimeImmutable|null $value A DateTimeImmutable object
*
* @return \DateTime|null A \DateTime object
*
* @throws TransformationFailedException If the given value is not a \DateTimeImmutable
*/
public function transform($value)
{
if (null === $value) {
return null;
}
if (!$value instanceof \DateTimeImmutable) {
throw new TransformationFailedException('Expected a \DateTimeImmutable.');
}
return \DateTime::createFromFormat(\DateTime::RFC3339, $value->format(\DateTime::RFC3339));
}
/**
* Transforms a DateTime object into a DateTimeImmutable object.
*
* @param \DateTime|null $value A DateTime object
*
* @return \DateTimeImmutable|null A DateTimeImmutable object
*
* @throws TransformationFailedException If the given value is not a \DateTime
*/
public function reverseTransform($value)
{
if (null === $value) {
return null;
}
if (!$value instanceof \DateTime) {
throw new TransformationFailedException('Expected a \DateTime.');
}
return \DateTimeImmutable::createFromMutable($value);
}
}