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<?php |
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namespace Zenstruck\Queue; |
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use Assert\AssertionFailedException; |
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/** |
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* @author Kevin Bond <[email protected]> |
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*/ |
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final class Payload implements \JsonSerializable |
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{ |
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private $serializedEnvelope; |
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private $metadata; |
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/** |
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* @param string $json |
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* |
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* @return Payload|null |
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*/ |
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public static function fromJson($json) |
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{ |
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if (!is_scalar($json)) { |
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return null; |
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} |
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$decodedData = json_decode($json, true); |
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if (JSON_ERROR_NONE !== json_last_error()) { |
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return null; |
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} |
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if (!is_array($decodedData)) { |
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return null; |
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} |
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return self::fromArray($decodedData); |
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} |
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/** |
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* @param array $array |
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* |
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* @return Payload|null |
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*/ |
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public static function fromArray(array $array) |
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{ |
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if (!isset($array['serialized_envelope']) || !isset($array['metadata'])) { |
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return null; |
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} |
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try { |
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\Assert\that($array['serialized_envelope'])->string(); |
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\Assert\that($array['metadata'])->string(); |
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} catch (AssertionFailedException $e) { |
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return null; |
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} |
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return new self($array['serialized_envelope'], $array['metadata']); |
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} |
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/** |
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* @param string $serializedEnvelope |
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* @param string $metadata |
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*/ |
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public function __construct($serializedEnvelope, $metadata) |
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{ |
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$this->serializedEnvelope = $serializedEnvelope; |
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$this->metadata = $metadata; |
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} |
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/** |
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* @return string |
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*/ |
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public function serializedEnvelope() |
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{ |
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return $this->serializedEnvelope; |
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} |
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/** |
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* @return string |
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*/ |
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public function metadata() |
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{ |
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return $this->metadata; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function jsonSerialize() |
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{ |
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return [ |
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'serialized_envelope' => $this->serializedEnvelope, |
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'metadata' => $this->metadata, |
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]; |
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} |
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} |
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kbond /
php-queue
