1 import * as express from 'express'
2 import { join } from 'path'
3 import { root } from '../helpers/core-utils'
4 import { ACCEPT_HEADERS, STATIC_MAX_AGE } from '../initializers'
5 import { asyncMiddleware, embedCSP } from '../middlewares'
6 import { buildFileLocale, getCompleteLocale, is18nLocale, LOCALE_FILES } from '../../shared/models/i18n/i18n'
7 import { ClientHtml } from '../lib/client-html'
8 import { logger } from '../helpers/logger'
10 const clientsRouter = express.Router()
12 const distPath = join(root(), 'client', 'dist')
13 const assetsImagesPath = join(root(), 'client', 'dist', 'assets', 'images')
14 const embedPath = join(distPath, 'standalone', 'videos', 'embed.html')
15 const testEmbedPath = join(distPath, 'standalone', 'videos', 'test-embed.html')
17 // Special route that add OpenGraph and oEmbed tags
18 // Do not use a template engine for a so little thing
19 clientsRouter.use('/videos/watch/:id', asyncMiddleware(generateWatchHtmlPage))
24 (req: express.Request, res: express.Response) => {
25 res.removeHeader('X-Frame-Options')
26 res.sendFile(embedPath)
31 (req: express.Request, res: express.Response) => res.sendFile(testEmbedPath)
34 // Static HTML/CSS/JS client files
36 const staticClientFiles = [
37 'manifest.webmanifest',
41 for (const staticClientFile of staticClientFiles) {
42 const path = join(root(), 'client', 'dist', staticClientFile)
43 clientsRouter.use('/' + staticClientFile, express.static(path, { maxAge: STATIC_MAX_AGE }))
46 clientsRouter.use('/client', express.static(distPath, { maxAge: STATIC_MAX_AGE }))
47 clientsRouter.use('/client/assets/images', express.static(assetsImagesPath, { maxAge: STATIC_MAX_AGE }))
49 clientsRouter.use('/client/locales/:locale/:file.json', function (req, res) {
50 const locale = req.params.locale
51 const file = req.params.file
53 if (is18nLocale(locale) && LOCALE_FILES.indexOf(file) !== -1) {
54 const completeLocale = getCompleteLocale(locale)
55 const completeFileLocale = buildFileLocale(completeLocale)
56 return res.sendFile(join(__dirname, `../../../client/dist/locale/${file}_${completeFileLocale}.json`))
59 return res.sendStatus(404)
62 // 404 for static files not found
63 clientsRouter.use('/client/*', (req: express.Request, res: express.Response, next: express.NextFunction) => {
67 // Always serve index client page (the client is a single page application, let it handle routing)
68 // Try to provide the right language index.html
69 clientsRouter.use('/(:language)?', async function (req, res) {
70 if (req.accepts(ACCEPT_HEADERS) === 'html') {
72 await generateHTMLPage(req, res, req.params.language)
75 logger.error('Cannot generate HTML page.', err)
79 return res.status(404).end()
82 // ---------------------------------------------------------------------------
88 // ---------------------------------------------------------------------------
90 async function generateHTMLPage (req: express.Request, res: express.Response, paramLang?: string) {
91 const html = await ClientHtml.getDefaultHTMLPage(req, res, paramLang)
93 return sendHTML(html, res)
96 async function generateWatchHtmlPage (req: express.Request, res: express.Response) {
97 const html = await ClientHtml.getWatchHTMLPage(req.params.id + '', req, res)
99 return sendHTML(html, res)
102 function sendHTML (html: string, res: express.Response) {
103 res.set('Content-Type', 'text/html; charset=UTF-8')
105 return res.send(html)