Php+Redis 实现Redis提供的lua脚本功能

<?php  require_once "PRedis-0.8/autoload.php";  $config['schema'] = 'tcp';  $config['host']= "192.168.1.7";  $config['port'] = 6379;  $redis = new Predis/Client($config);  class wode extends Predis/Command/ScriptedCommand {    public function getKyesCount(){      return false;    }    public function getScript(){      return <<<LUAlocal result = {}for i,v in ipairs(KEYS) do  result[i] = redis.call("HGETALL",v)endreturn resultLUA;    }  }  $redis->getProfile()->defineCommand('ri','wode');  $a = $redis->ri(0,'tt1','tt2','tt3');  print_r($a);?>