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WPS3Media/vendor/Aws3/Aws/Api/Parser/Crc32ValidatingParser.php

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<?php
namespace DeliciousBrains\WP_Offload_Media\Aws3\Aws\Api\Parser;
use DeliciousBrains\WP_Offload_Media\Aws3\Aws\Api\StructureShape;
use DeliciousBrains\WP_Offload_Media\Aws3\Aws\CommandInterface;
use DeliciousBrains\WP_Offload_Media\Aws3\Aws\Exception\AwsException;
use DeliciousBrains\WP_Offload_Media\Aws3\Psr\Http\Message\ResponseInterface;
use DeliciousBrains\WP_Offload_Media\Aws3\Psr\Http\Message\StreamInterface;
use DeliciousBrains\WP_Offload_Media\Aws3\GuzzleHttp\Psr7;
/**
* @internal Decorates a parser and validates the x-amz-crc32 header.
*/
class Crc32ValidatingParser extends AbstractParser
{
/**
* @param callable $parser Parser to wrap.
*/
public function __construct(callable $parser)
{
$this->parser = $parser;
}
public function __invoke(CommandInterface $command, ResponseInterface $response)
{
if ($expected = $response->getHeaderLine('x-amz-crc32')) {
$hash = \hexdec(Psr7\Utils::hash($response->getBody(), 'crc32b'));
if ($expected != $hash) {
throw new AwsException("crc32 mismatch. Expected {$expected}, found {$hash}.", $command, ['code' => 'ClientChecksumMismatch', 'connection_error' => \true, 'response' => $response]);
}
}
$fn = $this->parser;
return $fn($command, $response);
}
public function parseMemberFromStream(StreamInterface $stream, StructureShape $member, $response)
{
return $this->parser->parseMemberFromStream($stream, $member, $response);
}
}