return -1;
}
public function getScript()
{
return <<<LUA
local cmd, insert = redis.call, table.insert
local increment, results = ARGV[1], { }
for idx, key in ipairs(KEYS) do
if cmd('exists', key) == 1 then
insert(results, idx, cmd('incrby', key, increment))
else
insert(results, idx, false)
end
end
return results
LUA;
}
}
$client = new Predis\Client($single_server);
$client->getProfile()->defineCommand('increxby', 'IncrementExistingKeysBy');
$client->mset('foo', 10, 'foobar', 100);
var_export($client->increxby('foo', 'foofoo', 'foobar', 50));
/*
array (
0 => 60,
1 => NULL,
2 => 150,
)
*/
private function createRedisClient(array $parameters = array())
{
$predisClient = new \Predis\Client($parameters, $this->options);
$predisClient->getProfile()->defineCommand('role', '\\PSRedis\\Client\\Adapter\\Predis\\Command\\RoleCommand');
return $predisClient;
}
<?php
require 'vendor/autoload.php';
Predis\Autoloader::register();
$client = new Predis\Client(array('host' => '127.0.0.1', 'port' => 6379), array('prefix' => 'php:'));
class MultiplyValue extends Predis\Command\ScriptCommand
{
public function getKeysCount()
{
return 1;
}
public function getScript()
{
$lua = <<<LUASCRIPT
local value = redis.call('GET', KEYS[1])
value = tonumber(value)
local newvalue = value * ARGV[1]
redis.call('SET', KEYS[1], newvalue)
return newvalue
LUASCRIPT;
return $lua;
}
}
$client->getProfile()->defineCommand('multiply', 'MultiplyValue');
$client->set("mynumber", 4);
$client->multiply("mynumber", 2);
#8
/**
* Creates predis client
* @param array $parameters
* @return \Predis\Client
*/
public function createClient(array $parameters = array())
{
$predisClient = new \Predis\Client($parameters);
$predisClient->getProfile()->defineCommand('sentinel', '\\Redis\\Client\\Adapter\\Predis\\Command\\SentinelCommand');
$predisClient->getProfile()->defineCommand('role', '\\Redis\\Client\\Adapter\\Predis\\Command\\RoleCommand');
return $predisClient;
}
