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<?php |
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declare(strict_types=1); |
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namespace Chubbyphp\Serialization\Serializer\Field; |
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use Chubbyphp\Serialization\Accessor\AccessorInterface; |
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use Chubbyphp\Serialization\SerializerInterface; |
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use Psr\Http\Message\ServerRequestInterface as Request; |
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final class ValueFieldSerializer implements FieldSerializerInterface |
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{ |
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/** |
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* @var AccessorInterface |
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*/ |
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private $accessor; |
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/** |
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* @var string|null |
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*/ |
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private $cast; |
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const CAST_BOOL = 'bool'; |
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const CAST_FLOAT = 'float'; |
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const CAST_INT = 'int'; |
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/** |
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* @param AccessorInterface $accessor |
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* @param string $cast |
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*/ |
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public function __construct(AccessorInterface $accessor, string $cast = null) |
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{ |
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$this->accessor = $accessor; |
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if (null !== $cast) { |
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$supportedCasts = [self::CAST_BOOL, self::CAST_FLOAT, self::CAST_INT]; |
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if (!in_array($cast, $supportedCasts, true)) { |
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throw new \InvalidArgumentException( |
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sprintf('Cast %s is not support, supported casts: %s', $cast, implode(', ', $supportedCasts)) |
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); |
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} |
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$this->cast = $cast; |
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} |
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} |
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/** |
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* @param string $path |
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* @param Request $request |
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* @param object $object |
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* @param SerializerInterface|null $serializer |
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* |
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* @return mixed |
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*/ |
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public function serializeField(string $path, Request $request, $object, SerializerInterface $serializer = null) |
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{ |
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return $this->castValue($this->accessor->getValue($object)); |
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} |
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/** |
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* @param mixed $value |
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* |
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* @return mixed |
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*/ |
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private function castValue($value) |
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{ |
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if (is_array($value)) { |
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$castedValue = []; |
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foreach ($value as $key => $subValue) { |
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$castedValue[$key] = $this->castValue($subValue); |
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} |
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return $castedValue; |
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} |
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if (null !== $value && null !== $this->cast) { |
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switch ($this->cast) { |
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case self::CAST_BOOL: |
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return (bool) $value; |
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case self::CAST_FLOAT: |
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return (float) $value; |
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case self::CAST_INT: |
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return (int) $value; |
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} |
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} |
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return $value; |
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} |
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} |
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chubbyphp /
chubbyphp-serialization
