diff options
Diffstat (limited to 'vendor/symfony/form/Symfony/Component/Form/Extension/Core/DataTransformer/ArrayToPartsTransformer.php')
-rw-r--r-- | vendor/symfony/form/Symfony/Component/Form/Extension/Core/DataTransformer/ArrayToPartsTransformer.php | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/vendor/symfony/form/Symfony/Component/Form/Extension/Core/DataTransformer/ArrayToPartsTransformer.php b/vendor/symfony/form/Symfony/Component/Form/Extension/Core/DataTransformer/ArrayToPartsTransformer.php new file mode 100644 index 00000000..fc080f25 --- /dev/null +++ b/vendor/symfony/form/Symfony/Component/Form/Extension/Core/DataTransformer/ArrayToPartsTransformer.php | |||
@@ -0,0 +1,86 @@ | |||
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\DataTransformerInterface; | ||
15 | use Symfony\Component\Form\Exception\TransformationFailedException; | ||
16 | |||
17 | /** | ||
18 | * @author Bernhard Schussek <bschussek@gmail.com> | ||
19 | */ | ||
20 | class ArrayToPartsTransformer implements DataTransformerInterface | ||
21 | { | ||
22 | private $partMapping; | ||
23 | |||
24 | public function __construct(array $partMapping) | ||
25 | { | ||
26 | $this->partMapping = $partMapping; | ||
27 | } | ||
28 | |||
29 | public function transform($array) | ||
30 | { | ||
31 | if (null === $array) { | ||
32 | $array = array(); | ||
33 | } | ||
34 | |||
35 | if (!is_array($array) ) { | ||
36 | throw new TransformationFailedException('Expected an array.'); | ||
37 | } | ||
38 | |||
39 | $result = array(); | ||
40 | |||
41 | foreach ($this->partMapping as $partKey => $originalKeys) { | ||
42 | if (empty($array)) { | ||
43 | $result[$partKey] = null; | ||
44 | } else { | ||
45 | $result[$partKey] = array_intersect_key($array, array_flip($originalKeys)); | ||
46 | } | ||
47 | } | ||
48 | |||
49 | return $result; | ||
50 | } | ||
51 | |||
52 | public function reverseTransform($array) | ||
53 | { | ||
54 | if (!is_array($array) ) { | ||
55 | throw new TransformationFailedException('Expected an array.'); | ||
56 | } | ||
57 | |||
58 | $result = array(); | ||
59 | $emptyKeys = array(); | ||
60 | |||
61 | foreach ($this->partMapping as $partKey => $originalKeys) { | ||
62 | if (!empty($array[$partKey])) { | ||
63 | foreach ($originalKeys as $originalKey) { | ||
64 | if (isset($array[$partKey][$originalKey])) { | ||
65 | $result[$originalKey] = $array[$partKey][$originalKey]; | ||
66 | } | ||
67 | } | ||
68 | } else { | ||
69 | $emptyKeys[] = $partKey; | ||
70 | } | ||
71 | } | ||
72 | |||
73 | if (count($emptyKeys) > 0) { | ||
74 | if (count($emptyKeys) === count($this->partMapping)) { | ||
75 | // All parts empty | ||
76 | return null; | ||
77 | } | ||
78 | |||
79 | throw new TransformationFailedException( | ||
80 | sprintf('The keys "%s" should not be empty', implode('", "', $emptyKeys) | ||
81 | )); | ||
82 | } | ||
83 | |||
84 | return $result; | ||
85 | } | ||
86 | } | ||