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var express = require('express');
var path = require('path');
var cookieParser = require('cookie-parser');
var bodyParser = require('body-parser');
var hbs = require('express-handlebars');
var dbFile = require("./node_simple.js");
var sanitizer = require ("sanitizer");
var expressValidator = require('express-validator');
var session = require('express-session');
var passport = require('passport');
var flash = require('connect-flash');
var compression = require('compression');
var MongoStore = require('connect-mongo') (session); //for storing sessions in database
var routes = require('./routes/index');
var userRoutes = require('./routes/user');
var adminRoutes = require('./routes/admin');
var app = express();
// Templating engine, we are using handlebars
// This will allow us to create html pages dynamically before serving them.
app.engine('.hbs', hbs({extname: '.hbs', defaultLayout: 'layout',
layoutsDir: __dirname + '/views/layouts/', // Set directory for base layout
partialsDir: __dirname + '/views/partials'})); // Set directory for partials
app.set('views', path.join(__dirname, 'views')); // Our view path
app.set('view engine', 'hbs');
// Middleware initialization, make sure everything is initialized in proper order
app.use(compression());
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({extended: true}));
app.use(expressValidator());
app.use(cookieParser());
// session is stored in memory, change to storage in mongo later
app.use(session({
secret: 'pickBetterLater',
resave: false,
saveUninitialized: false,
store: new MongoStore({url : dbFile.uri}),
cookie: {maxAge: 120 * 60 * 1000} // in milliseconds - 120 mins, expires after this amount of time
}));
app.use(flash());
app.use(passport.initialize());
app.use(passport.session());
require('./config/passport'); // simply need to load it
/*LOADS ALL STATIC FILES FROM THE DIRECTORY __dirname*/
//app.use(minify({cache: __dirname + '/cache'}));
app.use(express.static(__dirname));
// Needed to style the header based on the whether the user is signed in or not
app.use(function(req, res, next) {
res.locals.login = req.isAuthenticated(); // global variable
res.locals.session = req.session;
res.locals.user = req.user;
if (req.user && req.email && !req.user.login_info && (req.originalUrl != '/user/verify')
&& (!req.originalUrl.toString().includes('facebook'))){
req.logout();
}
res.locals.messages = req.session.messages;
next();
});
// Allows us to customize express routing
// in a separate file.
app.use('/admin', adminRoutes);
app.use('/user', userRoutes);
app.use('/', routes);
/* Handle error page */
app.use(function(req, res, next){
res.status(404);
// respond with html page
if (req.accepts('html')) {
res.render('error', { url: req.url });
return;
}
// default to plain-text. send()
res.type('txt').send('Not found');
});
app.use(function(error, req, res, next) {
res.status(500);
url = req.url;
res.render('error', {error: error, url: url});
});
module.exports = app;
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