<?php

namespace loyalsoft;

/**
 * Description of CMemdUtil
 * CMemd工具类[CMem线上版]
 * @deprecated since version 2017.08.08
 * @author jgao,gwang
 */
class CMemdUtil extends CMemBase
{

    //put your code here
    public $mem = 0;
    public $keyDic = null;

    public function conn($host, $port, $pwd = "")
    {
        $this->mem = new Memcached();
        $this->mem->addServer($host, $port);
        $this->keyDic = new \stdClass();
    }

    public function get($key)
    {
        $cas_token = "";
        $result = $this->mem->get($key, null, $cas_token);
        if (!$result || $result == "" || $result == null) {
            return null;
        }
        $this->keyDic->$key = $cas_token;
        return JsonUtil::decode($result);
    }

    public function set($key, $value, $ts = 0)
    {
        if ($value == null || $value == "") {
            return false;
        }
        return $this->mem->set($key, JsonUtil::encode($value), $ts);
    }

    public function add($key, $value, $ts = 0)
    {
        if ($value == null || $value == "") {
            return false;
        }
        return $this->mem->add($key, JsonUtil::encode($value), $ts);
    }

    public function replace($key, $value, $ts = 0)
    {
        if ($value == null || $value == "") {
            return false;
        }
        return $this->mem->replace($this->mem, $key, JsonUtil::encode($value), $ts);
    }

    public function delete($key)
    {
        return $this->mem->delete($key);
    }

    public function increment($key)
    {
        return $this->mem->increment($key);
    }

    public function getMulti($keys)
    {
        $resultMulti = $this->mem->getMulti($keys);
        $retArray = array();
        foreach ($resultMulti as $result) {
            if (!$result || $result == "" || $result == null) {
                $retArray[] = null;
            } else {
                $retArray[] = JsonUtil::decode($result);
            }
        }
        return $retArray;
    }

    public function cas($key, $value, $ts)
    {
        if (!property_exists($this->keyDic, $key)) {
            return false;
        }
        if ($value == null || $value == "") {
            return false;
        }
        $cas_token = $this->keyDic->$key;
        return $this->mem->cas($cas_token, $key, JsonUtil::encode($value), $ts);
    }

    public function close()
    {
        return $this->mem->quit();
    }

// --> 实现抽象类的 功能
    public function copy($surKey, $desKey)
    {
        return $this->set($desKey, $this->get($surKey));
    }

    /**
     *
     * @deprecated since version 20160413113950 经过自己考察json_encode对数据的影响并不存在
     * @param type $key
     */
    public function getWithoutJson($key)
    {

    }

    /**
     *
     * @deprecated since version 20160413113950 经过自己考察json_encode对数据的影响并不存在
     * @param type $key
     * @param type $value
     * @param type $ts
     */
    public function setWithoutJson($key, $value, $ts = 0)
    {

    }

    public function setMutlti($dict, $expireTs = 0)
    {

    }

}