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| 1 | <?php |
| 2 | |
| 3 | declare(strict_types=1); |
| 4 | |
| 5 | /** @license For full copyright and license information, please see the LICENSE.md file. */ |
| 6 | |
| 7 | namespace App\Core\Engine\Application\Transformer; |
| 8 | |
| 9 | defined('AMMONLY_APP') || exit('Direct script access is forbidden.'); |
| 10 | |
| 11 | use App\Core\Engine\Domain\Model\FieldMetadata; |
| 12 | |
| 13 | /** |
| 14 | * JSON Viewer UiType Transformer. |
| 15 | * |
| 16 | * Handles UiType: json_display. |
| 17 | * Read: decodes and formats JSON string for display. |
| 18 | * Write: validates JSON string and stores as-is. |
| 19 | * |
| 20 | * @package App\Core\Engine\Application\Transformer |
| 21 | */ |
| 22 | final class JsonDisplayTransformer implements UiTypeTransformerInterface |
| 23 | { |
| 24 | /** {@inheritdoc} */ |
| 25 | public function supports(string $uitypeName): bool |
| 26 | { |
| 27 | return $uitypeName === 'json_display'; |
| 28 | } |
| 29 | |
| 30 | /** {@inheritdoc} */ |
| 31 | public function transformRead(mixed $rawValue, FieldMetadata $field): string |
| 32 | { |
| 33 | if ($rawValue === null || $rawValue === '') { |
| 34 | return ''; |
| 35 | } |
| 36 | |
| 37 | $raw = (string) $rawValue; |
| 38 | $decoded = json_decode($raw, true); |
| 39 | |
| 40 | if (json_last_error() !== JSON_ERROR_NONE || !is_array($decoded)) { |
| 41 | return $raw; |
| 42 | } |
| 43 | |
| 44 | $pretty = json_encode($decoded, JSON_UNESCAPED_UNICODE); |
| 45 | return $pretty !== false ? $pretty : $raw; |
| 46 | } |
| 47 | |
| 48 | /** {@inheritdoc} */ |
| 49 | public function transformWrite(mixed $inputValue, FieldMetadata $field): mixed |
| 50 | { |
| 51 | if ($inputValue === null || $inputValue === '') { |
| 52 | return null; |
| 53 | } |
| 54 | |
| 55 | $raw = (string) $inputValue; |
| 56 | json_decode($raw); |
| 57 | |
| 58 | if (json_last_error() !== JSON_ERROR_NONE) { |
| 59 | return null; |
| 60 | } |
| 61 | |
| 62 | return $raw; |
| 63 | } |
| 64 | } |