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<?php |
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namespace Tarantool\Client\Packer; |
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use Tarantool\Client\Exception\Exception; |
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use Tarantool\Client\IProto; |
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use Tarantool\Client\Request\Request; |
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use Tarantool\Client\Response; |
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class PeclLitePacker implements Packer |
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{ |
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/** |
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* {@inheritdoc} |
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*/ |
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public function pack(Request $request, $sync = null) |
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{ |
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// @see https://github.com/msgpack/msgpack-php/issues/45 |
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$content = pack('C*', 0x82, IProto::CODE, $request->getType(), IProto::SYNC); |
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$content .= msgpack_pack((int) $sync); |
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if (null !== $body = $request->getBody()) { |
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$content .= msgpack_pack($body); |
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} |
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return PackUtils::packLength(strlen($content)).$content; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function unpack($data) |
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{ |
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$headerSize = PackUtils::getHeaderSize($data); |
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if (!$header = substr($data, 0, $headerSize)) { |
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throw new Exception('Unable to unpack data.'); |
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} |
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$header = msgpack_unpack($header); |
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if (!is_array($header)) { |
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throw new Exception('Unable to unpack data.'); |
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} |
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$code = $header[IProto::CODE]; |
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$body = substr($data, $headerSize); |
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$body = msgpack_unpack($body); |
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if ($code >= Request::TYPE_ERROR) { |
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throw new Exception($body[IProto::ERROR], $code & (Request::TYPE_ERROR - 1)); |
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} |
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return new Response($header[IProto::SYNC], $body ? $body[IProto::DATA] : null); |
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} |
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} |
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tarantool-php /
client
