server/controllers/static.ts

   1 import * as cors from 'cors'
   2 import * as express from 'express'
   3 import { CONFIG, STATIC_MAX_AGE, STATIC_PATHS } from '../initializers'
   4 import { VideosPreviewCache } from '../lib/cache'
   5 import { asyncMiddleware } from '../middlewares'
   6
   7 const staticRouter = express.Router()
   8
   9 /*
  10   Cors is very important to let other servers access torrent and video files
  11 */
  12
  13 const torrentsPhysicalPath = CONFIG.STORAGE.TORRENTS_DIR
  14 staticRouter.use(
  15   STATIC_PATHS.TORRENTS,
  16   cors(),
  17   express.static(torrentsPhysicalPath, { maxAge: 0 }) // Don't cache because we could regenerate the torrent file
  18 )
  19
  20 // Videos path for webseeding
  21 const videosPhysicalPath = CONFIG.STORAGE.VIDEOS_DIR
  22 staticRouter.use(
  23   STATIC_PATHS.WEBSEED,
  24   cors(),
  25   express.static(videosPhysicalPath, { maxAge: STATIC_MAX_AGE })
  26 )
  27
  28 // Thumbnails path for express
  29 const thumbnailsPhysicalPath = CONFIG.STORAGE.THUMBNAILS_DIR
  30 staticRouter.use(
  31   STATIC_PATHS.THUMBNAILS,
  32   express.static(thumbnailsPhysicalPath, { maxAge: STATIC_MAX_AGE })
  33 )
  34
  35 const avatarsPhysicalPath = CONFIG.STORAGE.AVATARS_DIR
  36 staticRouter.use(
  37   STATIC_PATHS.AVATARS,
  38   express.static(avatarsPhysicalPath, { maxAge: STATIC_MAX_AGE })
  39 )
  40
  41 // Video previews path for express
  42 staticRouter.use(
  43   STATIC_PATHS.PREVIEWS + ':uuid.jpg',
  44   asyncMiddleware(getPreview)
  45 )
  46
  47 // robots.txt service
  48 staticRouter.get('/robots.txt', (req: express.Request, res: express.Response) => {
  49   res.type('text/plain')
  50   return res.send(CONFIG.INSTANCE.ROBOTS)
  51 })
  52
  53 // ---------------------------------------------------------------------------
  54
  55 export {
  56   staticRouter
  57 }
  58
  59 // ---------------------------------------------------------------------------
  60
  61 async function getPreview (req: express.Request, res: express.Response, next: express.NextFunction) {
  62   const path = await VideosPreviewCache.Instance.getPreviewPath(req.params.uuid)
  63   if (!path) return res.sendStatus(404)
  64
  65   return res.sendFile(path, { maxAge: STATIC_MAX_AGE })
  66 }