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<?php |
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declare(strict_types=1); |
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/* |
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* (c) Christian Gripp <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Core23\Form\Type; |
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use Symfony\Component\Form\AbstractType; |
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use Symfony\Component\Form\DataTransformerInterface; |
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use Symfony\Component\Form\Extension\Core\Type\TextareaType; |
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use Symfony\Component\Form\FormBuilderInterface; |
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final class JsonType extends AbstractType implements DataTransformerInterface |
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{ |
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/** |
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* {@inheritdoc} |
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*/ |
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public function buildForm(FormBuilderInterface $builder, array $options): void |
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{ |
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$builder->addModelTransformer($this); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function transform($json) |
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{ |
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if (null === $json) { |
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return ''; |
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} |
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if (!\is_array($json)) { |
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$json = json_decode($json, true); |
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} |
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$text = ''; |
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if (\is_array($json)) { |
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foreach ($json as $key => $value) { |
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$text .= trim($key).': '.trim($value)."\r\n"; |
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} |
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} |
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return $text; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function reverseTransform($text) |
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{ |
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if (null === $text) { |
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return []; |
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} |
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$json = json_decode($text, true); |
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if (false !== $json && \is_string($text)) { |
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$json = self::transformTextToArray($text); |
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} |
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return $json; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getParent() |
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{ |
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return TextareaType::class; |
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} |
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/** |
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* @param string $text |
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* |
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* @return array |
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*/ |
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private static function transformTextToArray(string $text): array |
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{ |
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$json = []; |
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foreach (explode("\n", $text) as $keyValue) { |
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$parts = explode(':', $keyValue); |
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if (2 === \count($parts)) { |
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$key = trim($parts[0]); |
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$value = trim($parts[1]); |
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if ($key || $value) { |
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$json[$key] = $value; |
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} |
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} |
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} |
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return $json; |
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} |
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} |
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core23 /
form-extensions
