初始化项目：添加后端代码、ThinkPHP框架、前端资源

2026-09-03 12:42:39 +08:00
commit 482bece22e
3726 changed files with 416708 additions and 0 deletions
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+<?php
+
+namespace app\common\library\token\driver;
+
+use app\common\library\token\Driver;
+
+/**
+ * Token操作类
+ */
+class Mysql extends Driver
+{
+
+    /**
+     * 默认配置
+     * @var array
+     */
+    protected $options = [
+        'table'      => 'user_token',
+        'expire'     => 2592000,
+        'connection' => [],
+    ];
+
+
+    /**
+     * 构造函数
+     * @param array $options 参数
+     * @access public
+     */
+    public function __construct($options = [])
+    {
+        if (!empty($options)) {
+            $this->options = array_merge($this->options, $options);
+        }
+        if ($this->options['connection']) {
+            $this->handler = \think\Db::connect($this->options['connection'])->name($this->options['table']);
+        } else {
+            $this->handler = \think\Db::name($this->options['table']);
+        }
+        $time = time();
+        $tokentime = cache('tokentime');
+        if (!$tokentime || $tokentime < $time - 86400) {
+            cache('tokentime', $time);
+            $this->handler->where('expiretime', '<', $time)->where('expiretime', '>', 0)->delete();
+        }
+    }
+
+    /**
+     * 存储Token
+     * @param string $token   Token
+     * @param int    $user_id 会员ID
+     * @param int    $expire  过期时长,0表示无限,单位秒
+     * @param string|null $platform 平台标识（header-platform），仅审计用
+     * @return bool
+     */
+    public function set($token, $user_id, $expire = null, $platform = null)
+    {
+        $expiretime = !is_null($expire) && $expire !== 0 ? time() + $expire : 0;
+        $token = $this->getEncryptedToken($token);
+        $data = [
+            'token'      => $token,
+            'user_id'    => $user_id,
+            'createtime' => time(),
+            'expiretime' => $expiretime,
+        ];
+        // platform 字段为审计用，避免老数据库未添加字段时报错
+        if (!is_null($platform) && $platform !== '') {
+            $data['platform'] = (string)$platform;
+        }
+        $this->handler->insert($data);
+        return true;
+    }
+
+    /**
+     * 获取新的查询构造器（避免与 $this->handler 的链式 where 状态相互污染）
+     * @return \think\db\Query
+     */
+    protected function getQuery()
+    {
+        if (!empty($this->options['connection'])) {
+            return \think\Db::connect($this->options['connection'])->name($this->options['table']);
+        }
+        return \think\Db::name($this->options['table']);
+    }
+
+    /**
+     * 统计用户当前有效终端数（未过期的 Token 数量）
+     * @param int $user_id 会员ID
+     * @return int
+     */
+    public function getUserTerminalCount($user_id)
+    {
+        $time = time();
+        return (int)$this->getQuery()
+            ->where('user_id', $user_id)
+            ->where(function ($query) use ($time) {
+                $query->where('expiretime', 0)
+                    ->whereOr('expiretime', '>', $time);
+            })
+            ->count();
+    }
+
+    /**
+     * 删除该用户最早创建的一条有效 Token（按 createtime 升序）
+     * @param int $user_id 会员ID
+     * @return bool
+     */
+    public function deleteOldestTerminal($user_id)
+    {
+        $time = time();
+        $row = $this->getQuery()
+            ->where('user_id', $user_id)
+            ->where(function ($query) use ($time) {
+                $query->where('expiretime', 0)
+                    ->whereOr('expiretime', '>', $time);
+            })
+            ->order('createtime', 'asc')
+            ->find();
+        if (!$row) {
+            return false;
+        }
+        $this->getQuery()->where('token', $row['token'])->delete();
+        return true;
+    }
+
+    /**
+     * 获取Token内的信息
+     * @param string $token
+     * @return  array
+     */
+    public function get($token)
+    {
+        $data = $this->handler->where('token', $this->getEncryptedToken($token))->find();
+        if ($data) {
+            if (!$data['expiretime'] || $data['expiretime'] > time()) {
+                //返回未加密的token给客户端使用
+                $data['token'] = $token;
+                //返回剩余有效时间
+                $data['expires_in'] = $this->getExpiredIn($data['expiretime']);
+                return $data;
+            } else {
+                self::delete($token);
+            }
+        }
+        return [];
+    }
+
+    /**
+     * 判断Token是否可用
+     * @param string $token   Token
+     * @param int    $user_id 会员ID
+     * @return  boolean
+     */
+    public function check($token, $user_id)
+    {
+        $data = $this->get($token);
+        return $data && $data['user_id'] == $user_id ? true : false;
+    }
+
+    /**
+     * 删除Token
+     * @param string $token
+     * @return  boolean
+     */
+    public function delete($token)
+    {
+        $this->handler->where('token', $this->getEncryptedToken($token))->delete();
+        return true;
+    }
+
+    /**
+     * 删除指定用户的所有Token
+     * @param int $user_id
+     * @return  boolean
+     */
+    public function clear($user_id)
+    {
+        $this->handler->where('user_id', $user_id)->delete();
+        return true;
+    }
+
+}