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48 lines
1.1 KiB
PHP
48 lines
1.1 KiB
PHP
<?php
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/*
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* This file is part of the Predis package.
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*
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* (c) Daniele Alessandri <suppakilla@gmail.com>
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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 Predis\Protocol\Text;
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use Predis\Command\CommandInterface;
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use Predis\Protocol\RequestSerializerInterface;
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/**
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* Request serializer for the standard Redis wire protocol.
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*
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* @link http://redis.io/topics/protocol
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*
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* @author Daniele Alessandri <suppakilla@gmail.com>
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*/
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class RequestSerializer implements RequestSerializerInterface
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{
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/**
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* {@inheritdoc}
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*/
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public function serialize(CommandInterface $command)
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{
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$commandID = $command->getId();
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$arguments = $command->getArguments();
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$cmdlen = strlen($commandID);
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$reqlen = count($arguments) + 1;
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$buffer = "*{$reqlen}\r\n\${$cmdlen}\r\n{$commandID}\r\n";
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for ($i = 0, $reqlen--; $i < $reqlen; ++$i) {
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$argument = $arguments[$i];
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$arglen = strlen($argument);
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$buffer .= "\${$arglen}\r\n{$argument}\r\n";
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}
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return $buffer;
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}
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}
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