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app.js
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var express = require('express');
var routes = require('./routes');
var http = require('http');
var path = require('path');
var mongoose = require('mongoose');
var app = express();
// all environments
app.set('port', process.env.PORT || 3000);
app.set('views', __dirname + '/views');
app.set('view engine', 'jade');
app.use(express.favicon());
app.use(express.logger('dev'));
app.use(express.bodyParser());
app.use(express.methodOverride());
app.use(express.cookieParser('your secret here'));
app.use(express.session());
app.use(app.router);
app.use(express.static(path.join(__dirname, 'public')));
// routes
routes(app);
// run application
mongoose.connect(getMongodbURL(), function(error) {
if (error) {
console.log('Mongoose.connect error: ' + error);
return;
}
console.log('Connected to mongodb');
http.createServer(app).listen(app.get('port'), function(){
console.log('Express server listening on port ' + app.get('port'));
});
});
function getMongodbURL() {
//look for the ready mongodb link
if (process.env.MONGO_URL) {
return process.env.MONGO_URL;
}
if (process.env.VCAP_SERVICES) {
var mongo = JSON.parse(process.env.VCAP_SERVICES)['mongodb-1.8'][0]['credentials'];
}
if (!mongo) {
mongo = {
"hostname":"localhost",
"port":27017,
"db":"notter"
}
}
var result = 'mongodb://';
if (mongo.username && mongo.password) {
result += mongo.username + ":" + mongo.password + "@";
}
result += mongo.hostname + ":" + mongo.port + '/' + mongo.db;
return result;
}