<?php
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namespace app\common\library\token\driver;
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use app\common\library\token\Driver;
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/**
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* Token操作类
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*/
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class Mysql extends Driver
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{
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/**
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* 默认配置
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* @var array
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*/
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protected $options = [
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'table' => 'user_token',
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'expire' => 2592000,
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'connection' => [],
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];
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/**
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* 构造函数
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* @param array $options 参数
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* @access public
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*/
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public function __construct($options = [])
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{
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if (!empty($options)) {
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$this->options = array_merge($this->options, $options);
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}
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if ($this->options['connection']) {
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$this->handler = \think\Db::connect($this->options['connection'])->name($this->options['table']);
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} else {
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$this->handler = \think\Db::name($this->options['table']);
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}
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$time = time();
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$tokentime = cache('tokentime');
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if (!$tokentime || $tokentime < $time - 86400) {
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cache('tokentime', $time);
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$this->handler->where('expiretime', '<', $time)->where('expiretime', '>', 0)->delete();
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}
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}
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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 $expire 过期时长,0表示无限,单位秒
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* @return bool
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*/
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public function set($token, $user_id, $expire = null)
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{
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$expiretime = !is_null($expire) && $expire !== 0 ? time() + $expire : 0;
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$token = $this->getEncryptedToken($token);
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$this->handler->insert(['token' => $token, 'user_id' => $user_id, 'createtime' => time(), 'expiretime' => $expiretime]);
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return true;
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}
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/**
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* 获取Token内的信息
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* @param string $token
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* @return array
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*/
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public function get($token)
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{
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$data = $this->handler->where('token', $this->getEncryptedToken($token))->find();
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if ($data) {
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if (!$data['expiretime'] || $data['expiretime'] > time()) {
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//返回未加密的token给客户端使用
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$data['token'] = $token;
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//返回剩余有效时间
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$data['expires_in'] = $this->getExpiredIn($data['expiretime']);
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return $data;
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} else {
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self::delete($token);
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}
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}
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return [];
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}
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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 $user_id 会员ID
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* @return boolean
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*/
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public function check($token, $user_id)
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{
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$data = $this->get($token);
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return $data && $data['user_id'] == $user_id ? true : false;
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}
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/**
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* 删除Token
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* @param string $token
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* @return boolean
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*/
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public function delete($token)
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{
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$this->handler->where('token', $this->getEncryptedToken($token))->delete();
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return true;
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}
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/**
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* 删除指定用户的所有Token
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* @param int $user_id
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* @return boolean
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*/
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public function clear($user_id)
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{
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$this->handler->where('user_id', $user_id)->delete();
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return true;
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}
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}
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