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<?php |
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namespace Tarantool\Client\Packer; |
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use MessagePack\BufferUnpacker; |
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use MessagePack\Packer as MessagePackPacker; |
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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 PurePacker implements Packer |
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{ |
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private $packer; |
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private $unpacker; |
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58 |
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public function __construct() |
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{ |
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$this->packer = new MessagePackPacker(); |
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$this->unpacker = new BufferUnpacker(); |
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} |
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public function pack(Request $request, $sync = null) |
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{ |
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108 |
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$content = $this->packer->packMap([ |
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IProto::CODE => $request->getType(), |
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IProto::SYNC => (int) $sync, |
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]); |
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if (null !== $body = $request->getBody()) { |
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$content .= $this->packer->packMap($body); |
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} |
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108 |
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return PackUtils::packLength(strlen($content)).$content; |
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} |
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public function unpack($data) |
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{ |
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$message = $this->unpacker->reset($data)->tryUnpack(); |
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if (2 !== count($message)) { |
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throw new Exception('Unable to unpack data.'); |
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} |
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list($header, $body) = $message; |
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$code = $header[IProto::CODE]; |
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if ($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
