58 lines
1.3 KiB
JavaScript
58 lines
1.3 KiB
JavaScript
import jwt from 'jsonwebtoken';
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const ROLE_HIERARCHY = {
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'user': 1,
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'moderator': 2,
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'superadmin': 3
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};
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export function authenticateToken(req, res, next) {
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const authHeader = req.headers['authorization'];
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const token = authHeader && authHeader.split(' ')[1];
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if (!token) {
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return res.status(401).json({ error: 'Token required' });
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}
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jwt.verify(token, process.env.JWT_SECRET, (err, user) => {
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if (err) {
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return res.status(403).json({ error: 'Invalid token' });
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}
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req.user = user;
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next();
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});
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}
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// Optional authentication - doesn't fail if no token
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export function optionalAuth(req, res, next) {
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const authHeader = req.headers['authorization'];
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const token = authHeader && authHeader.split(' ')[1];
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if (!token) {
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req.user = null;
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return next();
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}
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jwt.verify(token, process.env.JWT_SECRET, (err, user) => {
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if (err) {
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req.user = null;
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} else {
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req.user = user;
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}
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next();
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});
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}
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export function requireRole(minRole) {
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return (req, res, next) => {
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const userRole = req.user?.role || 'user';
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const userLevel = ROLE_HIERARCHY[userRole] || 0;
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const requiredLevel = ROLE_HIERARCHY[minRole] || 0;
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if (userLevel < requiredLevel) {
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return res.status(403).json({ error: 'Insufficient permissions' });
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}
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next();
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};
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}
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