shared/server-commands/miscs/webtorrent.ts

   1 import { readFile } from 'fs-extra'
   2 import parseTorrent from 'parse-torrent'
   3 import { basename, join } from 'path'
   4 import * as WebTorrent from 'webtorrent'
   5 import { VideoFile } from '@shared/models'
   6 import { PeerTubeServer } from '../server'
   7
   8 let webtorrent: WebTorrent.Instance
   9
  10 function webtorrentAdd (torrentId: string, refreshWebTorrent = false) {
  11   const WebTorrent = require('webtorrent')
  12
  13   if (webtorrent && refreshWebTorrent) webtorrent.destroy()
  14   if (!webtorrent || refreshWebTorrent) webtorrent = new WebTorrent()
  15
  16   webtorrent.on('error', err => console.error('Error in webtorrent', err))
  17
  18   return new Promise<WebTorrent.Torrent>(res => {
  19     const torrent = webtorrent.add(torrentId, res)
  20
  21     torrent.on('error', err => console.error('Error in webtorrent torrent', err))
  22     torrent.on('warning', warn => {
  23       const msg = typeof warn === 'string'
  24         ? warn
  25         : warn.message
  26
  27       if (msg.includes('Unsupported')) return
  28
  29       console.error('Warning in webtorrent torrent', warn)
  30     })
  31   })
  32 }
  33
  34 async function parseTorrentVideo (server: PeerTubeServer, file: VideoFile) {
  35   const torrentName = basename(file.torrentUrl)
  36   const torrentPath = server.servers.buildDirectory(join('torrents', torrentName))
  37
  38   const data = await readFile(torrentPath)
  39
  40   return parseTorrent(data)
  41 }
  42
  43 export {
  44   webtorrentAdd,
  45   parseTorrentVideo
  46 }