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<?php |
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namespace Spatie\ResponseCache; |
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use Symfony\Component\HttpFoundation\Response; |
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use Spatie\ResponseCache\Exceptions\CouldNotUnserialize; |
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use Symfony\Component\HttpFoundation\BinaryFileResponse; |
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class ResponseSerializer |
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{ |
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const RESPONSE_TYPE_NORMAL = 'response_type_normal'; |
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const RESPONSE_TYPE_FILE = 'response_type_file'; |
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public function serialize(Response $response): string |
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{ |
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return serialize($this->getResponseData($response)); |
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} |
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public function unserialize(string $serializedResponse): Response |
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{ |
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$responseProperties = unserialize($serializedResponse); |
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if (! $this->containsValidResponseProperties($responseProperties)) { |
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throw CouldNotUnserialize::serializedResponse($serializedResponse); |
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} |
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$response = $this->buildResponse($responseProperties); |
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$response->headers = $responseProperties['headers']; |
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return $response; |
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} |
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protected function getResponseData(Response $response): array |
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{ |
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$statusCode = $response->getStatusCode(); |
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$headers = $response->headers; |
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if ($response instanceof BinaryFileResponse) { |
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$content = $response->getFile()->getPathname(); |
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$type = self::RESPONSE_TYPE_FILE; |
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return compact('statusCode', 'headers', 'content', 'type'); |
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} |
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$content = $response->getContent(); |
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$type = self::RESPONSE_TYPE_NORMAL; |
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return compact('statusCode', 'headers', 'content', 'type'); |
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} |
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protected function containsValidResponseProperties($properties): bool |
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{ |
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if (! is_array($properties)) { |
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return false; |
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} |
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if (! isset($properties['content'], $properties['statusCode'])) { |
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return false; |
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} |
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return true; |
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} |
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protected function buildResponse(array $responseProperties): Response |
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{ |
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$type = $responseProperties['type'] ?? self::RESPONSE_TYPE_NORMAL; |
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if ($type === self::RESPONSE_TYPE_FILE) { |
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return new BinaryFileResponse( |
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$responseProperties['content'], |
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$responseProperties['statusCode'] |
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); |
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} |
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return new Response($responseProperties['content'], $responseProperties['statusCode']); |
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} |
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} |
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spatie /
laravel-responsecache
