import { logger } from './logger'
import { generateVideoTmpPath } from './utils'
import * as WebTorrent from 'webtorrent'
-import { createWriteStream } from 'fs'
+import { createWriteStream, remove } from 'fs-extra'
+import { CONFIG } from '../initializers'
+import { join } from 'path'
-function downloadWebTorrentVideo (target: string) {
- const path = generateVideoTmpPath(target)
+function downloadWebTorrentVideo (target: { magnetUri: string, torrentName: string }) {
+ const id = target.magnetUri || target.torrentName
- logger.info('Importing torrent video %s', target)
+ const path = generateVideoTmpPath(id)
+ logger.info('Importing torrent video %s', id)
return new Promise<string>((res, rej) => {
const webtorrent = new WebTorrent()
- const torrent = webtorrent.add(target, torrent => {
- if (torrent.files.length !== 1) throw new Error('The number of files is not equal to 1 for ' + target)
+ const torrentId = target.magnetUri || join(CONFIG.STORAGE.TORRENTS_DIR, target.torrentName)
+
+ const options = { path: CONFIG.STORAGE.VIDEOS_DIR }
+ const torrent = webtorrent.add(torrentId, options, torrent => {
+ if (torrent.files.length !== 1) return rej(new Error('The number of files is not equal to 1 for ' + torrentId))
const file = torrent.files[ 0 ]
- file.createReadStream().pipe(createWriteStream(path))
- })
- torrent.on('done', () => res(path))
+ const writeStream = createWriteStream(path)
+ writeStream.on('finish', () => {
+ webtorrent.destroy(async err => {
+ if (err) return rej(err)
+
+ if (target.torrentName) {
+ remove(torrentId)
+ .catch(err => logger.error('Cannot remove torrent %s in webtorrent download.', torrentId, { err }))
+ }
+
+ remove(join(CONFIG.STORAGE.VIDEOS_DIR, file.name))
+ .catch(err => logger.error('Cannot remove torrent file %s in webtorrent download.', file.name, { err }))
+
+ res(path)
+ })
+ })
+
+ file.createReadStream().pipe(writeStream)
+ })
torrent.on('error', err => rej(err))
})