thinkphp/library/think/Cache.php

这里只显示每个文件的开头 60 行。登录后可以解锁完整代码。

微信扫码关注公众号，代码整理好后第一时间通知你。

<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006~2017 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: liu21st <liu21st@gmail.com>
// +----------------------------------------------------------------------

namespace think;

use think\cache\Driver;

class Cache
{
    protected static $instance = [];
    public static $readTimes   = 0;
    public static $writeTimes  = 0;

    /**
     * 操作句柄
     * @var object
     * @access protected
     */
    protected static $handler;

    /**
     * 连接缓存
     * @access public
     * @param array         $options  配置数组
     * @param bool|string   $name 缓存连接标识 true 强制重新连接
     * @return Driver
     */
    public static function connect(array $options = [], $name = false)
    {
        $type = !empty($options['type']) ? $options['type'] : 'File';
        if (false === $name) {
            $name = md5(serialize($options));
        }

        if (true === $name || !isset(self::$instance[$name])) {
            $class = false !== strpos($type, '\\') ? $type : '\\think\\cache\\driver\\' . ucwords($type);

            // 记录初始化信息
            App::$debug && Log::record('[ CACHE ] INIT ' . $type, 'info');
            if (true === $name) {
                return new $class($options);
            } else {
                self::$instance[$name] = new $class($options);
            }
        }
        return self::$instance[$name];
    }

    /**
     * 自动初始化缓存
     * @access public
     * @param array         $options  配置数组