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82 lines (67 loc) · 2.6 KB
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<?php
declare(strict_types=1);
namespace Yiisoft\Queue\Message;
use InvalidArgumentException;
use JsonException;
use function is_array;
use function is_string;
use const JSON_THROW_ON_ERROR;
final class JsonMessageSerializer implements MessageSerializerInterface
{
/**
* @throws JsonException
*/
public function serialize(MessageInterface $message): string
{
$payload = [
'type' => $message->getType(),
'data' => $message->getData(),
'meta' => $message->getMetadata(),
];
if (!isset($payload['meta']['message-class'])) {
$payload['meta']['message-class'] = $message instanceof EnvelopeInterface
? $message->getMessage()::class
: $message::class;
}
return json_encode($payload, JSON_THROW_ON_ERROR);
}
/**
* @throws JsonException
* @throws InvalidArgumentException
*/
public function unserialize(string $value): MessageInterface
{
$payload = json_decode($value, true, 512, JSON_THROW_ON_ERROR);
if (!is_array($payload)) {
throw new InvalidArgumentException('Payload must be array. Got ' . get_debug_type($payload) . '.');
}
$type = $payload['type'] ?? null;
if (!isset($type) || !is_string($type)) {
throw new InvalidArgumentException('Message type must be a string. Got ' . get_debug_type($type) . '.');
}
$meta = $payload['meta'] ?? [];
if (!is_array($meta)) {
throw new InvalidArgumentException('Metadata must be an array. Got ' . get_debug_type($meta) . '.');
}
$envelopes = [];
if (isset($meta[EnvelopeInterface::ENVELOPE_STACK_KEY]) && is_array($meta[EnvelopeInterface::ENVELOPE_STACK_KEY])) {
$envelopes = $meta[EnvelopeInterface::ENVELOPE_STACK_KEY];
}
$meta[EnvelopeInterface::ENVELOPE_STACK_KEY] = [];
$class = $meta['message-class'] ?? Message::class;
// Don't check subclasses when it's a default class: that's faster
if ($class !== Message::class && !is_subclass_of($class, MessageInterface::class)) {
$class = Message::class;
}
/**
* @var class-string<MessageInterface> $class
*/
$message = $class::fromData($type, $payload['data'] ?? null, $meta);
foreach ($envelopes as $envelope) {
if (is_string($envelope) && class_exists($envelope) && is_subclass_of($envelope, EnvelopeInterface::class)) {
$message = $envelope::fromMessage($message);
}
}
return $message;
}
}