2019-10-11 18:34:14 +02:00
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const settingsController = require('./api/controller/settings')
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const acceptLanguage = require('accept-language')
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2019-10-20 14:22:55 +02:00
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const moment = require('moment-timezone')
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2019-10-11 18:34:14 +02:00
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const config = require('config')
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2020-05-14 22:36:58 +02:00
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const debug = require('debug')('helpers')
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2019-10-30 14:58:40 +01:00
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const pkg = require('../package.json')
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2020-05-14 22:36:58 +02:00
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const fs = require('fs')
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const path = require('path')
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const sharp = require('sharp')
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const axios = require('axios')
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const crypto = require('crypto')
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2019-10-11 18:34:14 +02:00
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2020-02-10 00:40:23 +01:00
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const DOMPurify = require('dompurify')
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const { JSDOM } = require('jsdom')
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const { window } = new JSDOM('<!DOCTYPE html>')
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const domPurify = DOMPurify(window)
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const URL = require('url')
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2020-02-20 18:37:10 +01:00
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const locales = require('../locales')
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2020-02-10 00:40:23 +01:00
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domPurify.addHook('beforeSanitizeElements', node => {
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if (node.hasAttribute && node.hasAttribute('href')) {
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const href = node.getAttribute('href')
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const text = node.textContent
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if (href.includes('fbclid=')) {
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try {
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const url = new URL.URL(href)
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url.searchParams.delete('fbclid')
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node.setAttribute('href', url.href)
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if (text.includes('fbclid=')) {
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node.textContent = url.href
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}
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} catch (e) {
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return node
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}
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}
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}
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return node
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})
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2019-10-11 18:34:14 +02:00
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module.exports = {
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2020-02-10 00:40:23 +01:00
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sanitizeHTML (html) {
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return domPurify.sanitize(html, {
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ALLOWED_TAGS: ['p', 'h1', 'h2', 'h3', 'h4', 'h5',
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'h6', 'b', 'a', 'li', 'ul', 'ol', 'code', 'blockquote', 'u', 's', 'strong'],
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ALLOWED_ATTR: ['href']
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})
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},
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2020-01-27 00:47:03 +01:00
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async initSettings (req, res, next) {
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2019-12-04 00:50:15 +01:00
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await settingsController.load()
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2019-10-11 18:34:14 +02:00
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// initialize settings
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req.settings = settingsController.settings
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req.secretSettings = settingsController.secretSettings
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req.settings.baseurl = config.baseurl
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2020-01-15 23:51:09 +01:00
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req.settings.title = req.settings.title || config.title
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req.settings.description = req.settings.description || config.description
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2019-10-30 14:58:40 +01:00
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req.settings.version = pkg.version
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2019-10-11 18:34:14 +02:00
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// set locale and user locale
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const acceptedLanguages = req.headers['accept-language']
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2020-02-20 18:37:10 +01:00
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acceptLanguage.languages(Object.keys(locales))
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2019-10-11 18:34:14 +02:00
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req.settings.locale = acceptLanguage.get(acceptedLanguages)
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req.settings.user_locale = settingsController.user_locale[req.settings.locale]
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2019-10-20 14:22:55 +02:00
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moment.locale(req.settings.locale)
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2020-01-15 23:51:09 +01:00
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moment.tz.setDefault(req.settings.instance_timezone)
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2020-01-27 00:47:03 +01:00
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next()
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2020-05-14 22:36:58 +02:00
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},
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async getImageFromURL (url) {
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debug(`getImageFromURL ${url}`)
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const filename = crypto.randomBytes(16).toString('hex') + '.webp'
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const finalPath = path.resolve(config.upload_path, filename)
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const thumbPath = path.resolve(config.upload_path, 'thumb', filename)
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const outStream = fs.createWriteStream(finalPath)
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const thumbStream = fs.createWriteStream(thumbPath)
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const resizer = sharp().resize(1200).webp({ quality: 95 })
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const thumbnailer = sharp().resize(400).webp({ quality: 90 })
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const response = await axios({ method: 'GET', url, responseType: 'stream' })
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return new Promise((resolve, reject) => {
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let onError = false
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const err = e => {
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if (onError) {
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return
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}
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onError = true
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reject(e)
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}
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response.data
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.pipe(thumbnailer)
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.on('error', err)
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.pipe(thumbStream)
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.on('error', err)
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response.data
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.pipe(resizer)
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.on('error', err)
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.pipe(outStream)
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.on('error', err)
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outStream.on('finish', () => resolve(filename))
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})
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2019-10-11 18:34:14 +02:00
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}
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2020-01-27 00:47:03 +01:00
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2019-10-30 14:58:40 +01:00
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}
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