annotate vendor/zendframework/zend-diactoros/src/Response/ArraySerializer.php @ 19:fa3358dc1485 tip

Add ndrum files
author Chris Cannam
date Wed, 28 Aug 2019 13:14:47 +0100
parents c2387f117808
children
rev   line source
Chris@0 1 <?php
Chris@0 2 /**
Chris@0 3 * @see http://github.com/zendframework/zend-diactoros for the canonical source repository
Chris@0 4 * @copyright Copyright (c) 2017 Zend Technologies USA Inc. (http://www.zend.com)
Chris@0 5 * @license https://github.com/zendframework/zend-diactoros/blob/master/LICENSE.md New BSD License
Chris@0 6 */
Chris@0 7
Chris@0 8 namespace Zend\Diactoros\Response;
Chris@0 9
Chris@0 10 use Psr\Http\Message\ResponseInterface;
Chris@0 11 use UnexpectedValueException;
Chris@0 12 use Zend\Diactoros\Response;
Chris@0 13 use Zend\Diactoros\Stream;
Chris@0 14
Chris@16 15 use function sprintf;
Chris@16 16
Chris@0 17 /**
Chris@0 18 * Serialize or deserialize response messages to/from arrays.
Chris@0 19 *
Chris@0 20 * This class provides functionality for serializing a ResponseInterface instance
Chris@0 21 * to an array, as well as the reverse operation of creating a Response instance
Chris@0 22 * from an array representing a message.
Chris@0 23 */
Chris@0 24 final class ArraySerializer
Chris@0 25 {
Chris@0 26 /**
Chris@0 27 * Serialize a response message to an array.
Chris@0 28 *
Chris@0 29 * @param ResponseInterface $response
Chris@0 30 * @return array
Chris@0 31 */
Chris@0 32 public static function toArray(ResponseInterface $response)
Chris@0 33 {
Chris@0 34 return [
Chris@0 35 'status_code' => $response->getStatusCode(),
Chris@0 36 'reason_phrase' => $response->getReasonPhrase(),
Chris@0 37 'protocol_version' => $response->getProtocolVersion(),
Chris@0 38 'headers' => $response->getHeaders(),
Chris@0 39 'body' => (string) $response->getBody(),
Chris@0 40 ];
Chris@0 41 }
Chris@0 42
Chris@0 43 /**
Chris@0 44 * Deserialize a response array to a response instance.
Chris@0 45 *
Chris@0 46 * @param array $serializedResponse
Chris@0 47 * @return Response
Chris@0 48 * @throws UnexpectedValueException when cannot deserialize response
Chris@0 49 */
Chris@0 50 public static function fromArray(array $serializedResponse)
Chris@0 51 {
Chris@0 52 try {
Chris@0 53 $body = new Stream('php://memory', 'wb+');
Chris@0 54 $body->write(self::getValueFromKey($serializedResponse, 'body'));
Chris@0 55
Chris@0 56 $statusCode = self::getValueFromKey($serializedResponse, 'status_code');
Chris@0 57 $headers = self::getValueFromKey($serializedResponse, 'headers');
Chris@0 58 $protocolVersion = self::getValueFromKey($serializedResponse, 'protocol_version');
Chris@0 59 $reasonPhrase = self::getValueFromKey($serializedResponse, 'reason_phrase');
Chris@0 60
Chris@0 61 return (new Response($body, $statusCode, $headers))
Chris@0 62 ->withProtocolVersion($protocolVersion)
Chris@0 63 ->withStatus($statusCode, $reasonPhrase);
Chris@0 64 } catch (\Exception $exception) {
Chris@0 65 throw new UnexpectedValueException('Cannot deserialize response', null, $exception);
Chris@0 66 }
Chris@0 67 }
Chris@0 68
Chris@0 69 /**
Chris@0 70 * @param array $data
Chris@0 71 * @param string $key
Chris@0 72 * @param string $message
Chris@0 73 * @return mixed
Chris@0 74 * @throws UnexpectedValueException
Chris@0 75 */
Chris@0 76 private static function getValueFromKey(array $data, $key, $message = null)
Chris@0 77 {
Chris@0 78 if (isset($data[$key])) {
Chris@0 79 return $data[$key];
Chris@0 80 }
Chris@0 81 if ($message === null) {
Chris@0 82 $message = sprintf('Missing "%s" key in serialized request', $key);
Chris@0 83 }
Chris@0 84 throw new UnexpectedValueException($message);
Chris@0 85 }
Chris@0 86 }