Zeogram Auth Library

Zeogram Auth Library is Express-compatible authentication middleware for Node.js using Zeogram account.

Usage

To use Zeogram Auth library create an auth app account in Zeogram. Zeogram will provide a client id and secret code.

Installation

Install zeogram-auth-library with npm

  npm install zeogram-auth-library

Examples

const express = require('express');
const app = express();
const zeoauth = require('zeogram-auth-library');

// Must be install
const cookieSession = require('cookie-session');
const cookieParser = require('cookie-parser');

//Add this middleware
app.use(cookieParser())
app.use(cookieSession({
    maxAge: 24*60*60*1000,
    keys: ['a-secret-key']
}));

// Initialize Auth App
app.use(
  zeoauth.initialize(
    'client-id',
    'client-secret',
    ["name@profile", "avatar@profile", "email@profile", "birth@profile", "gender@profile"], //scopes
    '/auth/zeogram/redirect',   //redirect URL
  )
);

// Add zeoauth.authenticate() middleware in which route will send auth request
app.get('/zeo/auth', zeoauth.authenticate());


// After Zeogram Auth this route will fire.
app.get('/auth/zeogram/redirect', zeoauth.callback('zeogram'), (req, res) => {
    res.redirect('/')
});



// basic authorization middleware for website
function auth(req, res, next) {
  if(req.session.user == undefined || req.session.user == null) {
      res.send('Welcome to My website.. <a href="/zeo/auth">continue with Zeogram</a>')
  } else {
      res.user = req.session.user;
      next()
  }
}

// Route you need to authenticated.
app.get('/', zeoauth.authorizer(), auth, async(req, res) => {
    res.send('Hello ' + res.user.givenName + '. Welcome to my Website <br/> <a href="/signout">Sign out</a>');
});


// Sign out route
app.get('/signout', zeoauth.logout, async(req, res) => {
    res.redirect('/')
});

/**** another routes *****/

app.listen(3000);

Authors

• Udayan Basak

License

The MIT License