server/controllers/static.ts

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