A really optimized and simple replit authentication middleware for Express. The middleware can be applied to all routes or specific routes, and a custom login page can be used.

Installation

npm install replit-auth

Usage

const express = require('express');
const authMiddleware = require('replit-auth');

const app = express();

// Apply the middleware to all routes
authMiddleware(app);

// Apply the middleware to specific routes
const auth = authMiddleware(app, { allRoutes: false });
app.get('/protected', auth, (req, res) => {
  res.send(`Hello, ${req.user.name}!`);
});

// Use a custom login page
authMiddleware(app, { customPage: '/path/to/custom/login.html' });

API

authMiddleware(app, options)

This function takes in an Express application instance and an options object.

Parameters

• app (Express application instance): The Express application instance to which the middleware will be applied.
• options (Object): An object containing optional parameters.
  • allRoutes (Boolean): Whether auth should be applied on all routes or not. Defaults to true.
  • customPage (String): Path to custom auth page file.

Returns

If allRoutes is false, returns an auth middleware function that can be used on specific routes. If allRoutes is true, returns undefined.

Type for req.user:

interface UserInfo {
  id?: number;
  name?: string;
  bio?: string;
  url?: string;
  profileImage?: string;
  roles?: string[];
  teams?: string[];
	[prop: string]: any;
}