132 lines
3.0 KiB
PHP
132 lines
3.0 KiB
PHP
<?php
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// 文件路径：application/common/library/token/driver/Cache.php
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namespace app\common\library\token\driver;
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use think\Cache as Caches;
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/**
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* Token缓存驱动
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*/
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class Cache
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{
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/**
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* @var array 配置参数
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*/
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protected $options = [];
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/**
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* @var Cache 缓存实例
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*/
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protected $cache;
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/**
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* 构造函数
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* @param array $options 配置参数
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*/
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public function __construct($options = [])
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{
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$this->options = $options;
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// 获取缓存配置
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$cacheName = isset($options['cache']) ? $options['cache'] : 'cache';
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$cacheConfig = config($cacheName);
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// 初始化缓存实例
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$this->cache = Caches::connect($cacheConfig ?: []);
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}
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/**
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* 获取Token
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* @param string $token Token标识
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* @return array|false
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*/
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public function get($token)
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{
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if (!$token) {
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return false;
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}
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$key = $this->getCacheKey($token);
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$data = $this->cache->get($key);
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if (!$data) {
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return false;
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}
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// 检查是否过期
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if (isset($data['expire_time']) && $data['expire_time'] < time()) {
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$this->delete($token);
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return false;
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}
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return $data;
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}
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/**
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* 设置Token
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* @param string $token Token标识
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* @param mixed $user_id 用户ID
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* @param int $expire 过期时间（秒）
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* @return bool
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*/
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public function set($token, $user_id, $expire = 0)
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{
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if (!$token) {
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return false;
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}
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$data = [
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'token' => $token,
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'user_id' => $user_id,
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'expire_time' => $expire > 0 ? time() + $expire : 0,
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'create_time' => time(),
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];
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$key = $this->getCacheKey($token);
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if ($expire > 0) {
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return $this->cache->set($key, $data, $expire);
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} else {
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return $this->cache->set($key, $data);
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}
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}
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/**
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* 删除Token
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* @param string $token Token标识
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* @return bool
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*/
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public function delete($token)
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{
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if (!$token) {
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return false;
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}
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$key = $this->getCacheKey($token);
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return $this->cache->rm($key);
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}
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/**
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* 清除用户的所有Token
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* @param mixed $user_id 用户ID
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* @return bool
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*/
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public function clear($user_id)
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{
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// 注意：缓存驱动可能无法直接按用户ID清理所有Token
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// 如果需要此功能，建议使用Redis驱动或在业务层维护Token列表
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// 这里简单实现，实际项目中可能需要更复杂的逻辑
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return true;
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}
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/**
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* 获取缓存键名
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* @param string $token Token标识
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* @return string
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*/
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protected function getCacheKey($token)
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{
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$prefix = isset($this->options['prefix']) ? $this->options['prefix'] : 'fastadmin:token:';
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return $prefix . $token;
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}
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} |