datastore.js

// Module dependencies
var mongoose = require('mongoose');
var	Schema = mongoose.Schema;

// dependencies for authentication
var passport = require('passport')
    , LocalStrategy = require('passport-local').Strategy;

var Map = require('./models/map');
var User = require('./models/user');

// Define local strategy for Passport
passport.use(new LocalStrategy({
        usernameField: 'email'
    },
    function(email, password, done) {
        User.authenticate(email, password, function(err, user) {
            return done(err, user);
        });
    }
));

// serialize user on login
passport.serializeUser(function(user, done) {
    done(null, user);
});

// deserialize user on logout
passport.deserializeUser(function(id, done) {
    done(null, id);

//    User.findById(id, function (err, user) {
//        done(err, user);
//    });
});

// connect to database
module.exports = {

    // initialize DB
    startup: function(dbToUse) {
        mongoose.connect(dbToUse);
        // Check connection to mongoDB
        mongoose.connection.on('open', function() {
            console.log('We have connected to mongodb: ' + dbToUse);
        });
    },

    // save a user
    saveUser: function(userInfo, callback) {
        //console.log(userInfo['fname']);
        var newUser = new User ({
            name : { first: userInfo.fname, last: userInfo.lname }
            , email: userInfo.email
            , password: userInfo.password
        });

        newUser.save(function(err) {
            if (err) {throw err;}
            //console.log('Name: ' + newUser.name + '\nEmail: ' + newUser.email);
            callback(null, userInfo);
        });
    },

    // disconnect from database
    closeDB: function() {
        mongoose.disconnect();
    },

    // get all the users
    getUsers: function(callback) {
        User.find({}, ['name', '_id'], function(err, users) {
            callback(null, users);
        });
    }
}