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