NodeJS qui sert des fichiers et accède à MongoDB
// Exemple copié collé et adapté sur stackoverflow :
// http://stackoverflow.com/questions/15630770/node-js-check-if-path-is-file-or-directory
// http://stackoverflow.com/questions/7268033/basic-static-file-server-in-nodejs
//
var http = require('http'),
url = require('url'),
fs = require('fs'),
mongoose = require('mongoose'),
fileSystem = require('fs'),
path = require('path');
var mimeTypes = {
"html": "text/html",
"jpeg": "image/jpeg",
"jpg": "image/jpeg",
"png": "image/png",
"js": "text/javascript",
"css": "text/css"};
var server;
var Schema = mongoose.Schema;
mongoose.connect('mongodb://localhost/test');
var db = mongoose.connection;
var personneSchema = new Schema({
nom: String,
prenom: String
});
var Personne = db.model('Personne', personneSchema);
db.on('error', console.error.bind(console, 'connection error:'));
db.once('open', function () {
console.log('DB connexion reussie');
server = http.createServer(function (request, response) {
if (request.url=='/personnes') {
console.log("> JSON");
Personne.find({}).select('nom prenom').exec(function (err, p) {
if (err) {
return console.log(err);
}
var retour='[';
for (var i = 0; i < p.length; i++) {
retour+='{'+ p[i].nom+', '+p[i].prenom+'},';
};
retour=retour.substr(0, retour.length-2)+']';
response.writeHead(200, {
'Cache-Control': 'no-cache, must-revalidate',
'Expires': 'Mon, 26 Jul 1997 05:00:00 GMT',
'Content-type': 'application/json'
});
response.end(retour);
});
// Stopper tout traitement :
return;
}
var uri = url.parse(request.url).pathname;
var filename = path.join(process.cwd(), uri);
console.log("> " + filename);
fs.exists(filename, function(exists) {
if ((!exists) || (fs.lstatSync(filename).isDirectory())) {
console.log(">> fichier inexistant : " + filename);
response.writeHead(200, {'Content-Type': 'text/plain'});
response.write('404 Not Found\n');
response.end();
// Stopper tout traitement :
return;
}
var mimeType = mimeTypes[path.extname(filename).split(".")[1]];
response.writeHead(200, {'Content-Type':mimeType});
var fileStream = fs.createReadStream(filename);
fileStream.pipe(response);
});
//var p = new Personne({
// nom: 'Pons',
// prenom: 'Olivier'
//});
//p.save(function (err) {
// if (err) {
// return console.log(err);
// }
// var query = Personne.find();
// query.select('nom prenom');
// query.exec(function (err, p) {
// if (err) return console.log(err);
// for (var i = 0; i < p.length; i++) {
// console.log(p[i].nom+' '+p[i].prenom);
// };
// console.log('Nombre total d\'enregistrements : '+p.length);
// });
//})
});
// Listen on port 8000, IP defaults to 127.0.0.1
server.listen(8000);
// Put a friendly message on the terminal
console.log("Server running at http://127.0.0.1:8000/");
});
