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<?php
/*
* This file is part of the Predis package.
*
* (c) 2009-2020 Daniele Alessandri
* (c) 2021-2025 Till Krüss
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Predis\Command\Redis;
use Predis\Command\Command as RedisCommand;
/**
* @see http://redis.io/commands/pubsub
*/
class PUBSUB extends RedisCommand
{
/**
* {@inheritdoc}
*/
public function getId()
{
return 'PUBSUB';
}
/**
* {@inheritdoc}
*/
public function parseResponse($data)
{
switch (strtolower($this->getArgument(0))) {
case 'numsub':
return self::processNumsub($data);
default:
return $data;
}
}
/**
* Returns the processed response to PUBSUB NUMSUB.
*
* @param array $channels List of channels
*
* @return array
*/
protected static function processNumsub(array $channels)
{
$processed = [];
$count = count($channels);
for ($i = 0; $i < $count; ++$i) {
$processed[$channels[$i]] = $channels[++$i];
}
return $processed;
}
}