92 lines
2.3 KiB
PHP
92 lines
2.3 KiB
PHP
<?php
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// +----------------------------------------------------------------------
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// | ThinkPHP [ WE CAN DO IT JUST THINK ]
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// +----------------------------------------------------------------------
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// | Copyright (c) 2006~2018 http://thinkphp.cn All rights reserved.
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// +----------------------------------------------------------------------
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// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
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// +----------------------------------------------------------------------
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// | Author: liu21st <liu21st@gmail.com>
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// +----------------------------------------------------------------------
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namespace app\common\library\token;
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/**
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* Token基础类
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*/
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abstract class Driver
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{
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protected $handler = null;
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protected $options = [];
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/**
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* 存储Token
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* @param string $token Token
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* @param int $user_id 会员ID
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* @param int $expire 过期时长,0表示无限,单位秒
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* @return bool
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*/
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abstract function set($token, $user_id, $expire = 0);
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/**
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* 获取Token内的信息
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* @param string $token
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* @return array
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*/
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abstract function get($token);
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/**
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* 判断Token是否可用
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* @param string $token Token
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* @param int $user_id 会员ID
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* @return boolean
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*/
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abstract function check($token, $user_id);
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/**
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* 删除Token
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* @param string $token
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* @return boolean
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*/
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abstract function delete($token);
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/**
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* 删除指定用户的所有Token
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* @param int $user_id
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* @return boolean
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*/
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abstract function clear($user_id);
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/**
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* 返回句柄对象，可执行其它高级方法
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*
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* @access public
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* @return object
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*/
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public function handler()
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{
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return $this->handler;
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}
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/**
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* 获取加密后的Token
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* @param string $token Token标识
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* @return string
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*/
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protected function getEncryptedToken($token)
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{
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$config = \think\Config::get('token');
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return hash_hmac($config['hashalgo'], $token, $config['key']);
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}
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/**
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* 获取过期剩余时长
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* @param $expiretime
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* @return float|int|mixed
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*/
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protected function getExpiredIn($expiretime)
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{
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return $expiretime ? max(0, $expiretime - time()) : 365 * 86400;
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}
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}
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