132 lines
3.4 KiB
JavaScript
132 lines
3.4 KiB
JavaScript
const express = require('express');
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const cors = require('cors');
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const session = require('express-session');
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const MySQLStore = require('express-mysql-session')(session);
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const path = require('path');
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require('dotenv').config();
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// 导入路由
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const authRoutes = require('./routes/auth');
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const studentRoutes = require('./routes/student');
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const teacherRoutes = require('./routes/teacher');
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const adminRoutes = require('./routes/admin');
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// 数据库配置
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const db = require('./config/database');
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const app = express();
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const PORT = process.env.PORT || 3000;
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// 中间件
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app.use(cors({
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origin: 'http://localhost:3000',
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credentials: true
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}));
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app.use(express.json());
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app.use(express.urlencoded({ extended: true }));
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// 会话配置
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const sessionStore = new MySQLStore({
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expiration: 86400000, // 1天
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createDatabaseTable: true,
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schema: {
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tableName: 'sessions',
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columnNames: {
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session_id: 'session_id',
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expires: 'expires',
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data: 'data'
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}
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}
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}, db.pool);
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app.use(session({
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key: 'session_cookie',
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secret: process.env.SESSION_SECRET || 'your-secret-key',
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store: sessionStore,
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resave: false,
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saveUninitialized: false,
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cookie: {
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maxAge: 86400000,
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httpOnly: true,
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secure: process.env.NODE_ENV === 'production'
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}
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}));
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// 静态文件服务
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app.use(express.static(path.join(__dirname, '../frontend')));
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// 重定向旧路径 /frontend/html/* 到 /html/*
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app.get('/frontend/html/*', (req, res) => {
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const path = req.params[0];
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res.redirect(`/html/${path}`);
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});
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// 路由
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app.use('/api/auth', authRoutes);
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app.use('/api/student', studentRoutes);
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app.use('/api/teacher', teacherRoutes);
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app.use('/api/admin', adminRoutes);
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// 认证中间件
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const { requireAuth, requireRole } = require('./middleware/auth');
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// 页面路由
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app.get('/', (req, res) => {
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res.sendFile(path.join(__dirname, '../frontend/html/login.html'));
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});
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app.get('/dashboard', requireAuth, (req, res) => {
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// 根据用户角色重定向到不同的仪表板
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const role = req.session.user?.role;
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switch (role) {
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case 'student':
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res.redirect('/html/student_dashboard.html');
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break;
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case 'teacher':
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res.redirect('/html/teacher_dashboard.html');
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break;
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case 'admin':
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res.redirect('/html/admin_dashboard.html');
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break;
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default:
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// 如果没有角色信息，重定向到登录页面
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res.redirect('/');
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break;
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}
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});
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// 学生页面路由
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app.get('/student/*', requireAuth, requireRole(['student', 'admin', 'teacher']), (req, res, next) => {
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next();
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});
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// 教师页面路由
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app.get('/teacher/*', requireAuth, requireRole(['teacher', 'admin']), (req, res, next) => {
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next();
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});
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// 管理员页面路由
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app.get('/admin/*', requireAuth, requireRole(['admin']), (req, res, next) => {
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next();
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});
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// 404处理
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app.use((req, res) => {
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res.status(404).json({ error: 'Not found' });
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});
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// 错误处理
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app.use((err, req, res, next) => {
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console.error(err.stack);
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res.status(500).json({ error: 'Internal server error' });
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});
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app.listen(PORT, async () => {
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console.log(`Server running on port ${PORT}`);
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console.log(`访问地址: http://localhost:${PORT}`);
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// 测试数据库连接
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const dbConfig = require('./config/database');
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await dbConfig.testConnection();
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}); |