gancio-upstream/server/helpers.js

64 lines
2 KiB
JavaScript

const settingsController = require('./api/controller/settings')
const acceptLanguage = require('accept-language')
const moment = require('moment-timezone')
const config = require('config')
const pkg = require('../package.json')
const DOMPurify = require('dompurify')
const { JSDOM } = require('jsdom')
const { window } = new JSDOM('<!DOCTYPE html>')
const domPurify = DOMPurify(window)
const URL = require('url')
domPurify.addHook('beforeSanitizeElements', node => {
if (node.hasAttribute && node.hasAttribute('href')) {
const href = node.getAttribute('href')
const text = node.textContent
if (href.includes('fbclid=')) {
try {
const url = new URL.URL(href)
url.searchParams.delete('fbclid')
node.setAttribute('href', url.href)
if (text.includes('fbclid=')) {
node.textContent = url.href
}
} catch (e) {
return node
}
}
}
return node
})
module.exports = {
sanitizeHTML (html) {
return domPurify.sanitize(html, {
ALLOWED_TAGS: ['p', 'h1', 'h2', 'h3', 'h4', 'h5',
'h6', 'b', 'a', 'li', 'ul', 'ol', 'code', 'blockquote', 'u', 's', 'strong'],
ALLOWED_ATTR: ['href']
})
},
async initSettings (req, res, next) {
await settingsController.load()
// initialize settings
req.settings = settingsController.settings
req.secretSettings = settingsController.secretSettings
req.settings.baseurl = config.baseurl
req.settings.title = req.settings.title || config.title
req.settings.description = req.settings.description || config.description
req.settings.version = pkg.version
// set locale and user locale
const acceptedLanguages = req.headers['accept-language']
const supportedLanguages = ['en', 'it', 'es', 'ca']
acceptLanguage.languages(supportedLanguages)
req.settings.locale = acceptLanguage.get(acceptedLanguages)
req.settings.user_locale = settingsController.user_locale[req.settings.locale]
moment.locale(req.settings.locale)
moment.tz.setDefault(req.settings.instance_timezone)
next()
}
}