googlechart.js

var express = require( 'express' );

var app = express();

// set up handlebars view engine
var handlebars = require( 'express3-handlebars' ) .create( { defaultLayout:'main' } );
app.engine( 'handlebars', handlebars.engine );
app.set( 'view engine', 'handlebars' );

app.set( 'port', 8080 );

app.use(express.static(__dirname + '/public'));

app.use(function(req, res, next){
   res.locals.showTests = app.get('env') !== 'production' && req.query.test === '1';
   next();
});

app.get('/', function(req, res) {
   res.render('home');
});

app.get('/about', function(req, res) {
   res.render('about');
});

app.get('/linechart', function(req, res) {
   res.render('linechart');
});

// 404 catch-all handler (middleware)
app.use(function(req, res, next){ res.status(404);
   res.render('404');
});

// 500 error handler (middleware)
app.use(function(err, req, res, next){ console.error(err.stack);
   res.status(500);
   res.render('500');
});

app.listen( app.get( 'port' ), function(){
   console.log( 'Express started on http://localhost:' +
   app.get( 'port' ) + '; press Ctrl-C to terminate.' );
});