Auth Token Interceptor Service for AngularJS and Passport HTTP Bearer Strategy

angular-app.js

angular.module('your-app')

.config(function($httpProvider){
	$httpProvider.interceptors.push('AuthTokenInterceptor');
})

Auth Token Interceptor Service for AngularJS and Passport HTTP Bearer Strategy

Auth Token Interceptor Service for AngularJS and Passport HTTP Bearer Strategy

auth-token-interceptor-service.js

.factory('AuthTokenInterceptor', function ($q, Storage) {
    return {
        request: function (config) {

            var authToken = Storage.get("authToken");
            config.headers = config.headers || {};

            if (authToken) {
                config.headers.Authorization = 'Bearer ' + authToken;
            }

            return config || $q.when(config);

        }
    };
})

route-auth.js

// Used when an auth token is required for a route

var passport = require("passport");
var path = require('path');
var BearerStrategy = require("passport-http-bearer").Strategy;
var User = require('./models/user-model');

// Use Bearer Strategy as authentication
passport.use(new BearerStrategy(
    function(token, done) {
        User.findOne({ authToken: token }, function (err, user) {
            if (err) { return done(err); }
            if (!user) { return done(null, false); }
            return done(null, user, { scope: 'all' });
        });
    }
));

module.exports = {
    protect: passport.authenticate('bearer', { session: false })
}

user-api.js

// User Api

var express = require('express');
var userApi = express.Router();
var userRoute = require('./routes/user/base-user-route');
var RouteAuth = require('./util/route-auth');

userApi.post('/update-something', RouteAuth.protect, userRoute.updateSomething);

module.exports = userApi;

Integration into an Ionic / NodeJS project can be found here. Happy coding 😄