128 lines
3.1 KiB
PHP
128 lines
3.1 KiB
PHP
<?php
|
||
// +----------------------------------------------------------------------
|
||
// | likeshop开源商城系统
|
||
// +----------------------------------------------------------------------
|
||
// | 欢迎阅读学习系统程序代码，建议反馈是我们前进的动力
|
||
// | gitee下载：https://gitee.com/likeshop_gitee
|
||
// | github下载：https://github.com/likeshop-github
|
||
// | 访问官网：https://www.likeshop.cn
|
||
// | 访问社区：https://home.likeshop.cn
|
||
// | 访问手册：http://doc.likeshop.cn
|
||
// | 微信公众号：likeshop技术社区
|
||
// | likeshop系列产品在gitee、github等公开渠道开源版本可免费商用，未经许可不能去除前后端官方版权标识
|
||
// | likeshop系列产品收费版本务必购买商业授权，购买去版权授权后，方可去除前后端官方版权标识
|
||
// | 禁止对系统程序代码以任何目的，任何形式的再发布
|
||
// | likeshop团队版权所有并拥有最终解释权
|
||
// +----------------------------------------------------------------------
|
||
// | author: likeshop.cn.team
|
||
// +----------------------------------------------------------------------
|
||
|
||
namespace app\common\cache;
|
||
|
||
use think\facade\Cache;
|
||
|
||
abstract class CacheBase
|
||
{
|
||
protected $tag;
|
||
protected $extend;
|
||
protected $name;
|
||
|
||
public function __construct($key = '', $extend = [])
|
||
{
|
||
$this->tag = $this->setTag();
|
||
$this->name = $this->tag . '_' . $key;
|
||
$this->extend = $extend;
|
||
}
|
||
|
||
|
||
public abstract function setTag();
|
||
|
||
/**
|
||
* 子类实现查出数据
|
||
* @return mixed
|
||
*/
|
||
public abstract function setData();
|
||
|
||
/**
|
||
* 创建并获取数据
|
||
* @param null $expire
|
||
* @return mixed
|
||
*/
|
||
public function set($expire = null)
|
||
{
|
||
$data = self::cacheGet($this->name);
|
||
if ($data !== false) {
|
||
return $data;
|
||
}
|
||
$data = $this->setData();
|
||
self::cacheSet($this->name, $data, $expire);
|
||
return $data;
|
||
}
|
||
|
||
/**
|
||
* User: 意象信息科技 lr
|
||
* Desc: 获取数据
|
||
* @return mixed
|
||
*/
|
||
public function get()
|
||
{
|
||
return self::cacheGet($this->name);
|
||
}
|
||
|
||
|
||
/**
|
||
* 判断数据是否为空
|
||
* @return bool
|
||
*/
|
||
public function isEmpty()
|
||
{
|
||
$data = self::cacheGet($this->name);
|
||
if ($data !== false) {
|
||
return false;
|
||
}
|
||
return true;
|
||
}
|
||
|
||
/**
|
||
* 删除数据
|
||
* @return bool
|
||
*/
|
||
public function del()
|
||
{
|
||
if (self::isEmpty()) {
|
||
return true;
|
||
}
|
||
return self::cacheRm($this->name);
|
||
}
|
||
|
||
public function delAll()
|
||
{
|
||
return Cache::clear($this->tag);
|
||
}
|
||
|
||
|
||
/**
|
||
* 刷新并获取
|
||
* @return mixed
|
||
*/
|
||
public function refresh()
|
||
{
|
||
$this->del();
|
||
return $this->set();
|
||
}
|
||
|
||
protected function cacheSet($name, $value, $expire = null)
|
||
{
|
||
Cache::tag($this->tag)->set($name, $value, $expire);
|
||
}
|
||
|
||
protected function cacheRm($name)
|
||
{
|
||
return Cache::delete($name);
|
||
}
|
||
|
||
protected function cacheGet($name, $default = false)
|
||
{
|
||
return Cache::get($name, $default);
|
||
}
|
||
} |