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<?php |
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/** |
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* This file is part of the rybakit/msgpack.php package. |
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* |
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* (c) Eugene Leonovich <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace MessagePack\Extension; |
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use MessagePack\BufferUnpacker; |
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use MessagePack\Extension; |
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use MessagePack\Packer; |
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use MessagePack\Type\Timestamp; |
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final class TimestampExtension implements Extension |
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{ |
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private const TYPE = -1; |
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334 |
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public function getType() : int |
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{ |
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return self::TYPE; |
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} |
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public function pack(Packer $packer, $value) : ?string |
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{ |
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if (!$value instanceof Timestamp) { |
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return null; |
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} |
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$sec = $value->getSeconds(); |
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$nsec = $value->getNanoseconds(); |
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if ($sec >> 34) { |
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return $packer->packExt(self::TYPE, \pack('NJ', $nsec, $sec)); |
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} |
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return (0 === $nsec && $sec <= 0xffffffff) |
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? $packer->packExt(self::TYPE, \pack('N', $sec)) |
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: $packer->packExt(self::TYPE, \pack('J', ($nsec << 34) | $sec)); |
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} |
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/** |
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* @return Timestamp |
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*/ |
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public function unpackExt(BufferUnpacker $unpacker, int $extLength) |
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{ |
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if (4 === $extLength) { |
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$data = $unpacker->read(4); |
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$sec = \ord($data[0]) << 24 |
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| \ord($data[1]) << 16 |
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| \ord($data[2]) << 8 |
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| \ord($data[3]); |
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return new Timestamp($sec); |
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} |
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if (8 === $extLength) { |
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$data = $unpacker->read(8); |
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$num = \unpack('J', $data)[1]; |
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$nsec = $num >> 34; |
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if ($nsec < 0) { |
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1 |
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$nsec += 0x40000000; |
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} |
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return new Timestamp($num & 0x3ffffffff, $nsec); |
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} |
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$data = $unpacker->read(12); |
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$nsec = \ord($data[0]) << 24 |
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| \ord($data[1]) << 16 |
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| \ord($data[2]) << 8 |
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| \ord($data[3]); |
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return new Timestamp(\unpack('J', $data, 4)[1], $nsec); |
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} |
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} |
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rybakit /
msgpack.php
