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jurong_circle_shopping_black/middleware/auth.js
2025-10-10 17:30:49 +08:00

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const jwt = require('jsonwebtoken');
const { getDB } = require('../database');
const JWT_SECRET = process.env.JWT_SECRET || 'your-secret-key'; // 在生产环境中应该使用环境变量
/**
* 用户认证中间件
* 验证JWT令牌并检查用户状态包括是否被拉黑
*/
const auth = async (req, res, next) => {
try {
const token = req.header('Authorization')?.replace('Bearer ', '');
if (!token) {
return res.status(401).json({ success: false, message: '未提供认证令牌' });
}
const decoded = jwt.verify(token, JWT_SECRET);
const db = getDB();
const [users] = await db.execute('SELECT * FROM users WHERE id = ?', [decoded.userId]);
if (users.length === 0) {
return res.status(401).json({ success: false, message: '用户不存在' });
}
const user = users[0];
// 检查用户是否被拉黑
if (user.is_blacklisted) {
return res.status(403).json({
success: false,
message: '账户已被拉黑,请联系管理员',
code: 'USER_BLACKLISTED'
});
}
// 检查支付状态(管理员除外)
if (user.role !== 'admin' && user.payment_status === 'unpaid') {
return res.status(403).json({
success: false,
message: '您的账户尚未激活,请完成支付后再使用',
code: 'PAYMENT_REQUIRED',
needPayment: true,
userId: user.id
});
}
req.user = user;
next();
} catch (error) {
console.log(error);
res.status(401).json({ success: false, message: '无效的认证令牌' });
}
};
/**
* 支付认证中间件
* 只验证JWT令牌和用户状态不检查支付状态
* 用于支付相关接口,允许未支付用户创建支付订单
*/
const paymentAuth = async (req, res, next) => {
try {
const token = req.header('Authorization')?.replace('Bearer ', '');
if (!token) {
return res.status(401).json({ success: false, message: '未提供认证令牌' });
}
const decoded = jwt.verify(token, JWT_SECRET);
const db = getDB();
const [users] = await db.execute('SELECT * FROM users WHERE id = ?', [decoded.userId]);
if (users.length === 0) {
return res.status(401).json({ success: false, message: '用户不存在' });
}
const user = users[0];
// 检查用户是否被拉黑
if (user.is_blacklisted) {
return res.status(403).json({
success: false,
message: '账户已被拉黑,请联系管理员',
code: 'USER_BLACKLISTED'
});
}
// 注意:这里不检查支付状态,允许未支付用户创建支付订单
req.user = user;
next();
} catch (error) {
console.error('支付认证失败:', error);
if (error.name === 'JsonWebTokenError') {
return res.status(401).json({ success: false, message: '无效的认证令牌' });
}
if (error.name === 'TokenExpiredError') {
return res.status(401).json({ success: false, message: '认证令牌已过期' });
}
return res.status(500).json({ success: false, message: '认证失败' });
}
};
module.exports = { paymentAuth, JWT_SECRET };