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application/common/cache/CacheBase.php

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+<?php
+// +----------------------------------------------------------------------
+// | likeshop100%开源免费商用商城系统
+// +----------------------------------------------------------------------
+// | 欢迎阅读学习系统程序代码，建议反馈是我们前进的动力
+// | 开源版本可自由商用，可去除界面版权logo
+// | 商业版本务必购买商业授权，以免引起法律纠纷
+// | 禁止对系统程序代码以任何目的，任何形式的再发布
+// | 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团队 版权所有 拥有最终解释权
+// +----------------------------------------------------------------------
+// | author: likeshopTeam
+// +----------------------------------------------------------------------
+
+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 ($data !== false) {
+            return false;
+        }
+        return true;
+    }
+
+    /**
+     * 删除数据
+     * @return bool
+     */
+    public function del()
+    {
+        return self::cacheRm($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::rm($name);
+    }
+
+    protected function cacheGet($name, $default = false)
+    {
+        return Cache::get($name, $default);
+    }
+}