server/Gameserver/gamesys/app/utils/CRedis.php

<?php

/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */

/**
 * Description of Redis
 *
 * @author jgao
 */
class CRedis {
    //put your code here
    var $redis = null;
    
    public function conn($host, $port, $db=0) {
        $this->redis = new Redis();
        $ret = $this->redis->connect($host, $port);
        if($ret==null || !$ret){
            $this->halt("connect failed!");
        }
        $this->redis->select($db);
        return $ret;
    }
    
    public function get($key){
        $result = $this->redis->get($key);
        if (!$result || $result == "" || $result == null){
            return null;
        }
        return JsonUtil::decode($result);
    }
  
    public function set($key, $val) {
        if($val == null || $val == ""){ 
            return false;
        }
        $ret = $this->redis->set($key, JsonUtil::encode($val));
        return "OK" == $ret;
    }
    
    public function delete($key) {
        $infos = array(); $infos[] = $key;
        return $this->redis->del($infos);
    }
    
    public function cas($key, $value) {
        return $this->set($key, $value);
    }
    
    public function copy($surKey, $desKey) {
        return $this->set($desKey, $this->get($surKey));
    }
    
    public function close() {
        $this->redis->close();
    }
    
    /**
     * 获得Redis扩展客户端
     * @return Redis 
     */
    public function getRedisClient(){
        return $this->redis;
    }
    
    /**
     * 错误中断
     * @param type $msg
     */
    function halt($msg=null){
        exit($msg.'<br /> '.$this->redis->getLastError());
    }
}