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app.js
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app.js
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'use strict';
const config = require('config');
const log = require('npmlog');
const _ = require('./lib/translate')._;
const express = require('express');
const bodyParser = require('body-parser');
const path = require('path');
const favicon = require('serve-favicon');
const logger = require('morgan');
const cookieParser = require('cookie-parser');
const session = require('express-session');
const RedisStore = require('connect-redis')(session);
const flash = require('connect-flash');
const hbs = require('hbs');
const handlebarsHelpers = require('./lib/handlebars-helpers');
const compression = require('compression');
const passport = require('./lib/passport');
const tools = require('./lib/tools');
const routes = require('./routes/index');
const users = require('./routes/users');
const lists = require('./routes/lists');
const settings = require('./routes/settings');
const settingsModel = require('./lib/models/settings');
const templates = require('./routes/templates');
const campaigns = require('./routes/campaigns');
const links = require('./routes/links');
const fields = require('./routes/fields');
const forms = require('./routes/forms');
const segments = require('./routes/segments');
const triggers = require('./routes/triggers');
const webhooks = require('./routes/webhooks');
const subscription = require('./routes/subscription');
const archive = require('./routes/archive');
const api = require('./routes/api');
const blacklist = require('./routes/blacklist');
const editorapi = require('./routes/editorapi');
const grapejs = require('./routes/grapejs');
const mosaico = require('./routes/mosaico');
const reports = require('./routes/reports');
const reportsTemplates = require('./routes/report-templates');
const app = express();
// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'hbs');
// Handle proxies. Needed to resolve client IP
if (config.www.proxy) {
app.set('trust proxy', config.www.proxy);
}
// Do not expose software used
app.disable('x-powered-by');
hbs.registerPartials(__dirname + '/views/partials');
hbs.registerPartials(__dirname + '/views/subscription/partials/');
hbs.registerPartials(__dirname + '/views/report-templates/partials/');
hbs.registerPartials(__dirname + '/views/reports/partials/');
/**
* We need this helper to make sure that we consume flash messages only
* when we are able to actually display these. Otherwise we might end up
* in a situation where we consume a flash messages but then comes a redirect
* and the message is never displayed
*/
hbs.registerHelper('flash_messages', function () { // eslint-disable-line prefer-arrow-callback
if (typeof this.flash !== 'function') { // eslint-disable-line no-invalid-this
return '';
}
let messages = this.flash(); // eslint-disable-line no-invalid-this
let response = [];
// group messages by type
Object.keys(messages).forEach(key => {
let el = '<div class="alert alert-' + key + ' alert-dismissible" role="alert"><button type="button" class="close" data-dismiss="alert" aria-label="Close"><span aria-hidden="true">×</span></button>';
if (key === 'danger') {
el += '<span class="glyphicon glyphicon-exclamation-sign" aria-hidden="true"></span> ';
}
let rows = [];
messages[key].forEach(message => {
message = hbs.handlebars.escapeExpression(message);
message = message.replace(/(\r\n|\n|\r)/gm, '<br>');
rows.push(message);
});
if (rows.length > 1) {
el += '<p>' + rows.join('</p>\n<p>') + '</p>';
} else {
el += rows.join('');
}
el += '</div>';
response.push(el);
});
return new hbs.handlebars.SafeString(
response.join('\n')
);
});
handlebarsHelpers.registerHelpers(hbs.handlebars);
app.use(compression());
app.use(favicon(path.join(__dirname, 'public', 'favicon.ico')));
app.use(logger(config.www.log, {
stream: {
write: message => {
message = (message || '').toString();
if (message) {
log.info('HTTP', message.replace('\n', '').trim());
}
}
}
}));
app.use(cookieParser());
app.use(express.static(path.join(__dirname, 'public')));
app.use(session({
store: config.redis.enabled ? new RedisStore(config.redis) : false,
secret: config.www.secret,
saveUninitialized: false,
resave: false
}));
app.use(flash());
app.use((req, res, next) => {
req._ = str => _(str);
next();
});
app.use(bodyParser.urlencoded({
extended: true,
limit: config.www.postsize
}));
app.use(bodyParser.text({
limit: config.www.postsize
}));
app.use(bodyParser.json({
limit: config.www.postsize
}));
passport.setup(app);
// make sure flash messages are available
app.use((req, res, next) => {
res.locals.flash = req.flash.bind(req);
res.locals.user = req.user;
res.locals.ldap = {
enabled: config.ldap.enabled,
passwordresetlink: config.ldap.passwordresetlink
};
let menu = [{
title: _('Home'),
url: '/',
selected: true
}];
res.setSelectedMenu = key => {
menu.forEach(item => {
item.selected = (item.key === key);
});
};
res.locals.menu = menu;
tools.updateMenu(res);
res.locals.customStyles = config.customstyles || [];
res.locals.customScripts = config.customscripts || [];
let bodyClasses = [];
if (req.user) {
bodyClasses.push('logged-in user-' + req.user.username);
}
res.locals.bodyClass = bodyClasses.join(' ');
settingsModel.list(['ua_code', 'shoutout'], (err, configItems) => {
if (err) {
return next(err);
}
Object.keys(configItems).forEach(key => {
res.locals[key] = configItems[key];
});
next();
});
});
app.use('/', routes);
app.use('/users', users);
app.use('/lists', lists);
app.use('/templates', templates);
app.use('/campaigns', campaigns);
app.use('/settings', settings);
app.use('/blacklist', blacklist);
app.use('/links', links);
app.use('/fields', fields);
app.use('/forms', forms);
app.use('/segments', segments);
app.use('/triggers', triggers);
app.use('/webhooks', webhooks);
app.use('/subscription', subscription);
app.use('/archive', archive);
app.use('/api', api);
app.use('/editorapi', editorapi);
app.use('/grapejs', grapejs);
app.use('/mosaico', mosaico);
if (config.reports && config.reports.enabled === true) {
app.use('/reports', reports);
app.use('/report-templates', reportsTemplates);
}
// catch 404 and forward to error handler
app.use((req, res, next) => {
let 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((err, req, res, next) => {
if (!err) {
return next();
}
res.status(err.status || 500);
res.render('error', {
message: err.message,
error: err
});
});
}
// production error handler
// no stacktraces leaked to user
app.use((err, req, res, next) => {
if (!err) {
return next();
}
res.status(err.status || 500);
res.render('error', {
message: err.message,
error: {}
});
});
module.exports = app;