128 lines
3.1 KiB
PHP
128 lines
3.1 KiB
PHP
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<?php
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// +----------------------------------------------------------------------
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// | likeshop开源商城系统
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// +----------------------------------------------------------------------
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// | 欢迎阅读学习系统程序代码，建议反馈是我们前进的动力
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// | gitee下载：https://gitee.com/likeshop_gitee
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// | github下载：https://github.com/likeshop-github
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// | 访问官网：https://www.likeshop.cn
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// | 访问社区：https://home.likeshop.cn
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// | 访问手册：http://doc.likeshop.cn
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// | 微信公众号：likeshop技术社区
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// | 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
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// | 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
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// | 禁止对系统程序代码以任何目的，任何形式的再发布
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// | likeshop团队版权所有并拥有最终解释权
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// +----------------------------------------------------------------------
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// | author: likeshop.cn.team
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// +----------------------------------------------------------------------
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namespace app\common\cache;
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use think\facade\Cache;
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abstract class CacheBase
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{
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protected $tag;
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protected $extend;
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protected $name;
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public function __construct($key = '', $extend = [])
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{
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$this->tag = $this->setTag();
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$this->name = $this->tag . '_' . $key;
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$this->extend = $extend;
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}
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public abstract function setTag();
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/**
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* 子类实现查出数据
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* @return mixed
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*/
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public abstract function setData();
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/**
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* 创建并获取数据
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* @param null $expire
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* @return mixed
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*/
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public function set($expire = null)
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{
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$data = self::cacheGet($this->name);
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if ($data !== false) {
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return $data;
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}
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$data = $this->setData();
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self::cacheSet($this->name, $data, $expire);
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return $data;
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}
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/**
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* User: 意象信息科技 lr
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* Desc: 获取数据
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* @return mixed
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*/
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public function get()
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{
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return self::cacheGet($this->name);
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}
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/**
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* 判断数据是否为空
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* @return bool
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*/
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public function isEmpty()
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{
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$data = self::cacheGet($this->name);
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if ($data !== false) {
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return false;
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}
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return true;
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}
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/**
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* 删除数据
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* @return bool
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*/
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public function del()
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{
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if (self::isEmpty()) {
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return true;
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}
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return self::cacheRm($this->name);
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}
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public function delAll()
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{
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return Cache::clear($this->tag);
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}
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/**
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* 刷新并获取
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* @return mixed
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*/
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public function refresh()
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{
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$this->del();
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return $this->set();
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}
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protected function cacheSet($name, $value, $expire = null)
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{
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Cache::tag($this->tag)->set($name, $value, $expire);
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}
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protected function cacheRm($name)
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{
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return Cache::delete($name);
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}
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protected function cacheGet($name, $default = false)
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{
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return Cache::get($name, $default);
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}
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}
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