diff options
Diffstat (limited to 'vendor/symfony/form/Symfony/Component/Form/CallbackTransformer.php')
-rw-r--r-- | vendor/symfony/form/Symfony/Component/Form/CallbackTransformer.php | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/vendor/symfony/form/Symfony/Component/Form/CallbackTransformer.php b/vendor/symfony/form/Symfony/Component/Form/CallbackTransformer.php new file mode 100644 index 00000000..1dfe8900 --- /dev/null +++ b/vendor/symfony/form/Symfony/Component/Form/CallbackTransformer.php | |||
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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; | ||
13 | |||
14 | class CallbackTransformer implements DataTransformerInterface | ||
15 | { | ||
16 | /** | ||
17 | * The callback used for forward transform | ||
18 | * @var \Closure | ||
19 | */ | ||
20 | private $transform; | ||
21 | |||
22 | /** | ||
23 | * The callback used for reverse transform | ||
24 | * @var \Closure | ||
25 | */ | ||
26 | private $reverseTransform; | ||
27 | |||
28 | /** | ||
29 | * Constructor. | ||
30 | * | ||
31 | * @param \Closure $transform The forward transform callback | ||
32 | * @param \Closure $reverseTransform The reverse transform callback | ||
33 | */ | ||
34 | public function __construct(\Closure $transform, \Closure $reverseTransform) | ||
35 | { | ||
36 | $this->transform = $transform; | ||
37 | $this->reverseTransform = $reverseTransform; | ||
38 | } | ||
39 | |||
40 | /** | ||
41 | * Transforms a value from the original representation to a transformed representation. | ||
42 | * | ||
43 | * @param mixed $data The value in the original representation | ||
44 | * | ||
45 | * @return mixed The value in the transformed representation | ||
46 | * | ||
47 | * @throws UnexpectedTypeException when the argument is not a string | ||
48 | * @throws TransformationFailedException when the transformation fails | ||
49 | */ | ||
50 | public function transform($data) | ||
51 | { | ||
52 | return call_user_func($this->transform, $data); | ||
53 | } | ||
54 | |||
55 | /** | ||
56 | * Transforms a value from the transformed representation to its original | ||
57 | * representation. | ||
58 | * | ||
59 | * @param mixed $data The value in the transformed representation | ||
60 | * | ||
61 | * @return mixed The value in the original representation | ||
62 | * | ||
63 | * @throws UnexpectedTypeException when the argument is not of the expected type | ||
64 | * @throws TransformationFailedException when the transformation fails | ||
65 | */ | ||
66 | public function reverseTransform($data) | ||
67 | { | ||
68 | return call_user_func($this->reverseTransform, $data); | ||
69 | } | ||
70 | } | ||