Server

Kode sumber dari aplikasi ini dapat di download di link berikut

https://github.com/junwatu/rest-node-mongoose-mongodb

Instalasi

Clone kode sumber melalui git dan instal depedensi paket melalui npm

$ git clone https://github.com/junwatu/rest-node-mongoose-mongodb.git
$ cd rest-node-mongoose-mongodb
$ npm install

Pastikan database MongoDB sudah berjalan pada sistem anda jika menggunakan service systemd pada linux anda bisa menjalankannya dengan perintah berikut

$ sudo service mongod start

Kode

Untuk lingkungan produksi ada baiknya untuk memecah file kode ke bagian yang lebih kecil supaya lebih mudah dalam hal maintenance. Untuk kemudahan dan kesederhanaan aplikasi ini maka kode utama ditulis dalam satu file.

app.js

/*
* Koneksi Nodejs dengan MongoDB menggunakan Mongoose
*
* Author By Equan Pr.
* http://equan.me
*
* License : Whatever you want! :D
*/
var express = require("express"),
app = express(),
mongoose = require('mongoose'),
path = require('path'),
engines = require('consolidate');
app.configure(function () {
app.use(express.logger());
app.use(function(req, res, next) {
res.header('Access-Control-Allow-Origin', '*');
res.header('Access-Control-Allow-Methods', 'GET,PUT,POST,DELETE');
res.header('Access-Control-Allow-Headers', 'Content-Type')
if ('OPTIONS' == req.method) {
res.send(200);
}
else {
next();
}
})
app.use(express.bodyParser());
app.use(express.methodOverride());
app.use(express.static(__dirname+'/public'));
app.engine('html', engines.handlebars);
app.set('views', __dirname + '/views');
app.set('view engine', 'html');
app.set('PORT', process.env.PORT || 5000);
app.set('MONGODB_URI', process.env.MONGOLAB_URI ||
process.env.MONGOHQ_URL || 'mongodb://localhost/persons');
});
/**
* MongoDB connection
*/
var db = mongoose.createConnection(app.get('MONGODB_URI'));
db.on('connected', function () {
console.log('Connected to MongoDB.');
});
db.on('error', function (err) {
console.error.bind(console, 'Connection to MongoDB error!.');
});
db.on('close', function () {
console.log('Connection to MongoDB closed.');
});
// Schema
var PersonsSchema = new mongoose.Schema({
name: 'string',
username: 'string',
website: 'string',
createdAt: 'date',
updatedAt: 'date'
}),
Persons = db.model('Persons', PersonsSchema);
// Routes
app.get("/", function (req, res) {
res.render('index',{
data: 'Silly RESTful sample app built with Node.js, Express, Mongoose and MongoDB. ' +
'Maybe it\'s useful for beginners ;)'
});
});
// GET /persons
app.get("/persons", function (req, res) {
// Find All
Persons.find(function (err, persons) {
if (err) res.json({error: err})
if(persons)
res.json({persons: persons});
})
});
// POST /persons
app.post("/persons", function(req, res){
/**
* Get data from post
* @type {Persons}
*/
var person = new Persons({
name: req.body.name,
username: req.body.username,
website: req.body.website,
createdAt: new Date(),
updatedAt: new Date()
});
person.save(function (err, person) {
if (err) {
res.send({error:err});
}else {
console.log('Save data: ' + person);
res.json({message: ' save ok'});
}
})
});
// GET /persons/:username
app.get('/persons/:username', function(req, res){
var param_username = req.params.username;
Persons.find({username:param_username}, function(err, person){
if(err) {
res.json({
data:"Error finding person."
});
}else {
res.json({
person: person
});
}
})
});
// PUT /persons/:username
app.put('/persons/:username', function(req, res){
var query = {username: req.params.username},
data_update = {
name : req.body.name,
username: req.params.username,
website: req.body.website,
updatedAt: new Date()
}
Persons.update(query, data_update, {multi:false}, function(err, numberAffected, rawResponse ){
if(err) {
res.json({
error:err
})
}else {
res.json({
numberAffected:numberAffected,
rawResponse: rawResponse
});
}
});
});
// DELETE /persons/:username
app.delete('/persons/:username', function(req, res){
var param_username_del = req.params.username;
Persons.remove({username:param_username_del}, function(err){
if(err){ res.json({
error:err
})
}else {
res.json({message: "delete ok"});
}
});
});
app.listen(app.get('PORT'));
console.log("Server Port: " + app.get('PORT'));