server.js

// Load required packages
var express = require('express');
var mongoose = require('mongoose');
var bodyParser = require('body-parser');
var ejs = require('ejs');
var session = require('express-session');
var passport = require('passport');
var log = require('./log');
var userController = require('./controllers/user');
var authController = require('./controllers/auth');
var oauth2Controller = require('./controllers/oauth2');
var clientController = require('./controllers/client');
var appRouter = require('./router');

// Connect to the vipshare MongoDB
mongoose.connect('mongodb://localhost:27017/vipshare');

// Create our Express application
var app = express();

// Set view engine to ejs
app.set('view engine', 'ejs');

// Use the body-parser package in our application
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({
  extended: true
}));

// Use express session support since OAuth2orize requires it
app.use(session({
  secret: 'Super Secret Session Key',
  saveUninitialized: true,
  resave: true
}));

// Use the passport package in our application
app.use(passport.initialize());

// Create our Express router
var router = express.Router();

// Create endpoint handlers for /users
router.route('/users')
  .post(userController.postUsers)
  .get(authController.isAppAuthenticated, userController.getUsers);

// Create endpoint handlers for /clients
router.route('/clients')
  .post(authController.isAuthenticated, clientController.postClients)
  .get(authController.isAuthenticated, clientController.getClients);

// Create endpoint handlers for oauth2 authorize
router.route('/oauth2/authorize')
  .get(authController.isAuthenticated, oauth2Controller.authorization)
  .post(authController.isAuthenticated, oauth2Controller.decision);

// Create endpoint handlers for oauth2 token
router.route('/oauth2/token')
  .post(authController.isClientAuthenticated, oauth2Controller.token);

// Register app router
appRouter(router, authController);

// Register log record
log.use(app);

// Register all our routes with /api
app.use('/api', router);

// Handle 404
app.use(function(req, res) {
    res.status(404).json({ message: '亲，您是不是迷路了？' });
});

// Handle 500
app.use(function(error, req, res, next) {
    res.status(500).json({ message: '亲，不好的消息哦！' });
});

// Start the server
app.listen(3000);