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<?php |
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namespace Dudlewebs\WPMCS\s3\Aws\Api\Parser; |
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|
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use Dudlewebs\WPMCS\s3\Aws\Api\StructureShape; |
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use Dudlewebs\WPMCS\s3\Aws\CommandInterface; |
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use Dudlewebs\WPMCS\s3\Aws\Exception\AwsException; |
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use Dudlewebs\WPMCS\s3\Psr\Http\Message\ResponseInterface; |
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use Dudlewebs\WPMCS\s3\Psr\Http\Message\StreamInterface; |
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use Dudlewebs\WPMCS\s3\GuzzleHttp\Psr7; |
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/** |
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* @internal Decorates a parser and validates the x-amz-crc32 header. |
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*/ |
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class Crc32ValidatingParser extends AbstractParser |
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{ |
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/** |
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* @param callable $parser Parser to wrap. |
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*/ |
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public function __construct(callable $parser) |
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{ |
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$this->parser = $parser; |
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} |
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public function __invoke(CommandInterface $command, ResponseInterface $response) |
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{ |
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if ($expected = $response->getHeaderLine('x-amz-crc32')) { |
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$hash = \hexdec(Psr7\Utils::hash($response->getBody(), 'crc32b')); |
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if ($expected != $hash) { |
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throw new AwsException("crc32 mismatch. Expected {$expected}, found {$hash}.", $command, ['code' => 'ClientChecksumMismatch', 'connection_error' => \true, 'response' => $response]); |
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} |
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} |
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$fn = $this->parser; |
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return $fn($command, $response); |
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} |
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public function parseMemberFromStream(StreamInterface $stream, StructureShape $member, $response) |
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{ |
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return $this->parser->parseMemberFromStream($stream, $member, $response); |
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} |
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} |
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