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server.js
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server.js
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const express = require('express');
const cookieParser = require('cookie-parser');
const Handlebars = require('handlebars');
const bodyParser = require('body-parser');
const handlebars = require('express-handlebars');
const validator = require('express-validator');
// const session = require('express-session');
const cookieSession = require('cookie-session');
const flash = require('connect-flash');
const passport = require('passport');
const {allowInsecurePrototypeAccess} = require('@handlebars/allow-prototype-access')
const app = express();
// passport configuration. pass in passport object
require('./config/passport')(passport);
// setup handlebars
const hbs = handlebars.create({
defaultLayout: 'home',
handlebars: allowInsecurePrototypeAccess(Handlebars),
// create custom handlebars helpers to be used in views
helpers : {
// truncate text helper
truncate: function(str) {
var charLimit = 80;
if (str.length > charLimit) {
var out = str.substring(0, charLimit);
out = out + "...";
return out;
}
else {
return str;
}
},
// helper function to convert number to currency
convertToCurrency: function(num) {
var currency = Number(num).toFixed(2).replace(/(\d)(?=(\d{3})+(?!\d))/g, '$1,');
return '$' + currency;
},
convertToArray: function(qty) {
qty = Number(qty);
var productCountArr = [];
for (var i = 0; i <= qty; i++) {
productCountArr.push(i);
};
return productCountArr;
}
}
});
// setup handlebars view engine
app.engine('handlebars', hbs.engine);
app.set('view engine', 'handlebars');
// static resources
app.use(express.static(__dirname + '/public'));
// cookies
app.use(cookieParser());
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: false }));
// setup the express validator
app.use(validator());
// sessions
app.use(cookieSession({
name: 'session',
keys: ['secret_key'],
// Cookie Options
maxAge: 24 * 60 * 60 * 1000 // 24 hours
}))
// passport authentication
app.use(passport.initialize());
app.use(passport.session());
app.use(flash());
// global variables
app.use(function(req, res, next) {
// allow session variable to be used in any template
res.locals.session = req.session;
// setup flash global messages to be used in templates
res.locals.successMessage = req.flash('successMessage');
res.locals.errorMessage = req.flash('errorMessage');
res.locals.error = req.flash('error');
// logged-in user request object
res.locals.userSignedIn = req.user || null;
next();
});
// Routing
var routes = require('./routes/index');
app.use('/', routes);
app.use((req, res) => {
res.status(404);
res.render('404');
});
app.listen(3000, () => {
console.log('http://localhost:3000');
});