server.js

var express = require('express');
var path = require('path');
var favicon = require('serve-favicon');
var logger = require('morgan');
var cookieParser = require('cookie-parser');
var bodyParser = require('body-parser');

// get all routes
var routes = require('./server/routes/index');
var users = require('./server/routes/users');
var speakers = require('./server/routes/speaker');

// get config
var config = require('./server/config/config.js')

var app = express();

// view engine setup
app.set('views', path.join(__dirname, 'server/views'));
app.set('view engine', 'ejs');

// uncomment after placing your favicon in /public
//app.use(favicon(__dirname + '/public/favicon.ico'));
app.use(logger('dev'));
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: false }));
app.use(cookieParser());
app.use(express.static(path.join(__dirname, 'public')));

// set routes to paths
app.use('/', routes);
app.use('/users', users);
app.use('/api/speakers', speakers);

// connect to DB
var mongoose = require("mongoose");
mongoose.connect(config.url);

// check error
mongoose.connection.on('error', function(){
  console.log('make sure mongod is running ' );
});

// catch 404 and forward to error handler
app.use(function(req, res, next) {
  var err = new Error('Not Found');
  err.status = 404;
  next(err);
});

// error handlers

// development error handler
// will print stacktrace
if (app.get('env') === 'development') {
  app.use(function(err, req, res, next) {
    res.status(err.status || 500);
    res.render('error', {
      message: err.message,
      error: err
    });
  });
}

// production error handler
// no stacktraces leaked to user
app.use(function(err, req, res, next) {
  res.status(err.status || 500);
  res.render('error', {
    message: err.message,
    error: {}
  });
});

app.set("port", process.env.PORT || 3000);
var server = app.listen(app.get("port"),function(){
  console.log('listening at' + server.address().port);
});

module.exports = app;