server/controllers/static.ts

   1 import * as cors from 'cors'
   2 import * as express from 'express'
   3 import {
   4   HLS_STREAMING_PLAYLIST_DIRECTORY,
   5   PEERTUBE_VERSION,
   6   ROUTE_CACHE_LIFETIME,
   7   STATIC_DOWNLOAD_PATHS,
   8   STATIC_MAX_AGE,
   9   STATIC_PATHS,
  10   WEBSERVER
  11 } from '../initializers/constants'
  12 import { cacheRoute } from '../middlewares/cache'
  13 import { asyncMiddleware, videosGetValidator } from '../middlewares'
  14 import { VideoModel } from '../models/video/video'
  15 import { UserModel } from '../models/account/user'
  16 import { VideoCommentModel } from '../models/video/video-comment'
  17 import { HttpNodeinfoDiasporaSoftwareNsSchema20 } from '../../shared/models/nodeinfo'
  18 import { join } from 'path'
  19 import { root } from '../helpers/core-utils'
  20 import { CONFIG } from '../initializers/config'
  21 import { getPreview, getVideoCaption } from './lazy-static'
  22
  23 const staticRouter = express.Router()
  24
  25 staticRouter.use(cors())
  26
  27 /*
  28   Cors is very important to let other servers access torrent and video files
  29 */
  30
  31 const torrentsPhysicalPath = CONFIG.STORAGE.TORRENTS_DIR
  32 staticRouter.use(
  33   STATIC_PATHS.TORRENTS,
  34   cors(),
  35   express.static(torrentsPhysicalPath, { maxAge: 0 }) // Don't cache because we could regenerate the torrent file
  36 )
  37 staticRouter.use(
  38   STATIC_DOWNLOAD_PATHS.TORRENTS + ':id-:resolution([0-9]+).torrent',
  39   asyncMiddleware(videosGetValidator),
  40   asyncMiddleware(downloadTorrent)
  41 )
  42
  43 // Videos path for webseeding
  44 staticRouter.use(
  45   STATIC_PATHS.WEBSEED,
  46   cors(),
  47   express.static(CONFIG.STORAGE.VIDEOS_DIR, { fallthrough: false }) // 404 because we don't have this video
  48 )
  49 staticRouter.use(
  50   STATIC_PATHS.REDUNDANCY,
  51   cors(),
  52   express.static(CONFIG.STORAGE.REDUNDANCY_DIR, { fallthrough: false }) // 404 because we don't have this video
  53 )
  54
  55 staticRouter.use(
  56   STATIC_DOWNLOAD_PATHS.VIDEOS + ':id-:resolution([0-9]+).:extension',
  57   asyncMiddleware(videosGetValidator),
  58   asyncMiddleware(downloadVideoFile)
  59 )
  60
  61 // HLS
  62 staticRouter.use(
  63   STATIC_PATHS.STREAMING_PLAYLISTS.HLS,
  64   cors(),
  65   express.static(HLS_STREAMING_PLAYLIST_DIRECTORY, { fallthrough: false }) // 404 if the file does not exist
  66 )
  67
  68 // Thumbnails path for express
  69 const thumbnailsPhysicalPath = CONFIG.STORAGE.THUMBNAILS_DIR
  70 staticRouter.use(
  71   STATIC_PATHS.THUMBNAILS,
  72   express.static(thumbnailsPhysicalPath, { maxAge: STATIC_MAX_AGE.SERVER, fallthrough: false }) // 404 if the file does not exist
  73 )
  74
  75 // DEPRECATED: use lazy-static route instead
  76 const avatarsPhysicalPath = CONFIG.STORAGE.AVATARS_DIR
  77 staticRouter.use(
  78   STATIC_PATHS.AVATARS,
  79   express.static(avatarsPhysicalPath, { maxAge: STATIC_MAX_AGE.SERVER, fallthrough: false }) // 404 if the file does not exist
  80 )
  81
  82 // DEPRECATED: use lazy-static route instead
  83 staticRouter.use(
  84   STATIC_PATHS.PREVIEWS + ':uuid.jpg',
  85   asyncMiddleware(getPreview)
  86 )
  87
  88 // DEPRECATED: use lazy-static route instead
  89 staticRouter.use(
  90   STATIC_PATHS.VIDEO_CAPTIONS + ':videoId-:captionLanguage([a-z]+).vtt',
  91   asyncMiddleware(getVideoCaption)
  92 )
  93
  94 // robots.txt service
  95 staticRouter.get('/robots.txt',
  96   asyncMiddleware(cacheRoute(ROUTE_CACHE_LIFETIME.ROBOTS)),
  97   (_, res: express.Response) => {
  98     res.type('text/plain')
  99     return res.send(CONFIG.INSTANCE.ROBOTS)
 100   }
 101 )
 102
 103 // security.txt service
 104 staticRouter.get('/security.txt',
 105   (_, res: express.Response) => {
 106     return res.redirect(301, '/.well-known/security.txt')
 107   }
 108 )
 109
 110 staticRouter.get('/.well-known/security.txt',
 111   asyncMiddleware(cacheRoute(ROUTE_CACHE_LIFETIME.SECURITYTXT)),
 112   (_, res: express.Response) => {
 113     res.type('text/plain')
 114     return res.send(CONFIG.INSTANCE.SECURITYTXT + CONFIG.INSTANCE.SECURITYTXT_CONTACT)
 115   }
 116 )
 117
 118 // nodeinfo service
 119 staticRouter.use('/.well-known/nodeinfo',
 120   asyncMiddleware(cacheRoute(ROUTE_CACHE_LIFETIME.NODEINFO)),
 121   (_, res: express.Response) => {
 122     return res.json({
 123       links: [
 124         {
 125           rel: 'http://nodeinfo.diaspora.software/ns/schema/2.0',
 126           href: WEBSERVER.URL + '/nodeinfo/2.0.json'
 127         }
 128       ]
 129     })
 130   }
 131 )
 132 staticRouter.use('/nodeinfo/:version.json',
 133   asyncMiddleware(cacheRoute(ROUTE_CACHE_LIFETIME.NODEINFO)),
 134   asyncMiddleware(generateNodeinfo)
 135 )
 136
 137 // dnt-policy.txt service (see https://www.eff.org/dnt-policy)
 138 staticRouter.use('/.well-known/dnt-policy.txt',
 139   asyncMiddleware(cacheRoute(ROUTE_CACHE_LIFETIME.DNT_POLICY)),
 140   (_, res: express.Response) => {
 141     res.type('text/plain')
 142
 143     return res.sendFile(join(root(), 'dist/server/static/dnt-policy/dnt-policy-1.0.txt'))
 144   }
 145 )
 146
 147 // dnt service (see https://www.w3.org/TR/tracking-dnt/#status-resource)
 148 staticRouter.use('/.well-known/dnt/',
 149   (_, res: express.Response) => {
 150     res.json({ tracking: 'N' })
 151   }
 152 )
 153
 154 staticRouter.use('/.well-known/change-password',
 155   (_, res: express.Response) => {
 156     res.redirect('/my-account/settings')
 157   }
 158 )
 159
 160 staticRouter.use('/.well-known/host-meta',
 161   (_, res: express.Response) => {
 162     res.type('application/xml')
 163
 164     const xml = '<?xml version="1.0" encoding="UTF-8"?>\n' +
 165       '<XRD xmlns="http://docs.oasis-open.org/ns/xri/xrd-1.0">\n' +
 166       `  <Link rel="lrdd" type="application/xrd+xml" template="${WEBSERVER.URL}/.well-known/webfinger?resource={uri}"/>\n` +
 167       '</XRD>'
 168
 169     res.send(xml).end()
 170   }
 171 )
 172
 173 // ---------------------------------------------------------------------------
 174
 175 export {
 176   staticRouter
 177 }
 178
 179 // ---------------------------------------------------------------------------
 180
 181 async function generateNodeinfo (req: express.Request, res: express.Response) {
 182   const { totalVideos } = await VideoModel.getStats()
 183   const { totalLocalVideoComments } = await VideoCommentModel.getStats()
 184   const { totalUsers } = await UserModel.getStats()
 185   let json = {}
 186
 187   if (req.params.version && (req.params.version === '2.0')) {
 188     json = {
 189       version: '2.0',
 190       software: {
 191         name: 'peertube',
 192         version: PEERTUBE_VERSION
 193       },
 194       protocols: [
 195         'activitypub'
 196       ],
 197       services: {
 198         inbound: [],
 199         outbound: [
 200           'atom1.0',
 201           'rss2.0'
 202         ]
 203       },
 204       openRegistrations: CONFIG.SIGNUP.ENABLED,
 205       usage: {
 206         users: {
 207           total: totalUsers
 208         },
 209         localPosts: totalVideos,
 210         localComments: totalLocalVideoComments
 211       },
 212       metadata: {
 213         taxonomy: {
 214           postsName: 'Videos'
 215         },
 216         nodeName: CONFIG.INSTANCE.NAME,
 217         nodeDescription: CONFIG.INSTANCE.SHORT_DESCRIPTION
 218       }
 219     } as HttpNodeinfoDiasporaSoftwareNsSchema20
 220     res.contentType('application/json; profile="http://nodeinfo.diaspora.software/ns/schema/2.0#"')
 221   } else {
 222     json = { error: 'Nodeinfo schema version not handled' }
 223     res.status(404)
 224   }
 225
 226   return res.send(json).end()
 227 }
 228
 229 async function downloadTorrent (req: express.Request, res: express.Response) {
 230   const { video, videoFile } = getVideoAndFile(req, res)
 231   if (!videoFile) return res.status(404).end()
 232
 233   return res.download(video.getTorrentFilePath(videoFile), `${video.name}-${videoFile.resolution}p.torrent`)
 234 }
 235
 236 async function downloadVideoFile (req: express.Request, res: express.Response) {
 237   const { video, videoFile } = getVideoAndFile(req, res)
 238   if (!videoFile) return res.status(404).end()
 239
 240   return res.download(video.getVideoFilePath(videoFile), `${video.name}-${videoFile.resolution}p${videoFile.extname}`)
 241 }
 242
 243 function getVideoAndFile (req: express.Request, res: express.Response) {
 244   const resolution = parseInt(req.params.resolution, 10)
 245   const video = res.locals.videoAll
 246
 247   const videoFile = video.VideoFiles.find(f => f.resolution === resolution)
 248
 249   return { video, videoFile }
 250 }