app.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');
var session = require('express-session');
var mongoose = require('mongoose');
var passport = require('passport');
var flash = require('connect-flash');

var configDB = require('./config/database.js');

var app = express();

mongoose.connect(configDB.url);

// configDB.drop(function() { configDB.seed(); });

require('./config/passport')(passport);

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

var hbs = require('hbs')

hbs.registerHelper('section', function(name, options) {
  if(!this._sections) this._sections = {};
  this._sections[name] = options.fn(this);
  return null;
});

hbs.registerHelper('if_eq', function(a, b, opts) {
    if(a == b) // Or === depending on your needs
        return opts.fn(this);
    else
        return opts.inverse(this);
});

app.set('view engine', 'hbs');

// uncomment after placing favicon in /public
//app.use(favicon(path.join(__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')));

// required for passport
app.use(session({ secret: 'pinkfluffyunicornsdancingonrainbows' })); // session secret
app.use(passport.initialize());
app.use(passport.session()); // persistent login sessions
app.use(flash()); // use connect-flash for flash messages stored in sessions

require('./routes')(app, passport);

// 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: {}
  });
});


module.exports = app;