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app.js
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app.js
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'use strict';
const express = require('express');
const session = require('express-session');
const path = require('path');
const { SESSION_SECRET } = process.env;
if (!SESSION_SECRET) {
console.error('SESSION_SECRET is not set!');
process.exit(1);
}
const index = require('./routes/index');
const app = express();
if (app.get('env') === 'production') {
// Redirect to HTTPS if called with HTTP
app.use((req, res, next) => {
const xForwardedProtoHeader = req.headers['x-forwarded-proto'];
if (xForwardedProtoHeader != 'https') {
res.redirect(`https://${req.headers.host}${req.originalUrl}`);
return;
}
next();
});
}
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'pug');
app.use(express.static(path.join(__dirname, 'public')));
const sessionOptions = {
secret: SESSION_SECRET,
resave: false,
saveUninitialized: true
}
if (app.get('env') === 'production') {
app.set('trust proxy', 1);
sessionOptions.cookie = {
secure: true,
}
}
app.use(session(sessionOptions));
app.use('/', index);
app.use((req, res, next) => {
const err = new Error('Not Found');
err.status = 404;
next(err);
});
app.use((err, req, res, next) => {
res.locals.message = err.message;
res.locals.error = req.app.get('env') === 'development' ? err : {};
res.status(err.status || 500);
res.render('error');
});
module.exports = app;