mirror of https://github.com/Chocobozzz/PeerTube
82 lines
2.7 KiB
TypeScript
82 lines
2.7 KiB
TypeScript
// Thanks: https://github.com/przemyslawpluta/node-youtube-dl/blob/master/lib/downloader.js
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// We rewrote it to avoid sync calls
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import { AbstractScheduler } from './abstract-scheduler'
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import { SCHEDULER_INTERVALS_MS } from '../../initializers'
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import { logger } from '../../helpers/logger'
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import * as request from 'request'
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import { createWriteStream, ensureDir, writeFile } from 'fs-extra'
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import { join } from 'path'
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import { root } from '../../helpers/core-utils'
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export class YoutubeDlUpdateScheduler extends AbstractScheduler {
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private static instance: AbstractScheduler
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protected schedulerIntervalMs = SCHEDULER_INTERVALS_MS.youtubeDLUpdate
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private constructor () {
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super()
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}
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async execute () {
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logger.info('Updating youtubeDL binary.')
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const binDirectory = join(root(), 'node_modules', 'youtube-dl', 'bin')
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const bin = join(binDirectory, 'youtube-dl')
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const detailsPath = join(binDirectory, 'details')
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const url = 'https://yt-dl.org/downloads/latest/youtube-dl'
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await ensureDir(binDirectory)
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return new Promise(res => {
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request.get(url, { followRedirect: false }, (err, result) => {
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if (err) {
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logger.error('Cannot update youtube-dl.', { err })
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return res()
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}
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if (result.statusCode !== 302) {
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logger.error('youtube-dl update error: did not get redirect for the latest version link. Status %d', result.statusCode)
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return res()
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}
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const url = result.headers.location
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const downloadFile = request.get(url)
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const newVersion = /yt-dl\.org\/downloads\/(\d{4}\.\d\d\.\d\d(\.\d)?)\/youtube-dl/.exec(url)[ 1 ]
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downloadFile.on('response', result => {
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if (result.statusCode !== 200) {
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logger.error('Cannot update youtube-dl: new version response is not 200, it\'s %d.', result.statusCode)
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return res()
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}
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downloadFile.pipe(createWriteStream(bin, { mode: 493 }))
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})
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downloadFile.on('error', err => {
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logger.error('youtube-dl update error.', { err })
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return res()
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})
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downloadFile.on('end', () => {
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const details = JSON.stringify({ version: newVersion, path: bin, exec: 'youtube-dl' })
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writeFile(detailsPath, details, { encoding: 'utf8' }, err => {
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if (err) {
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logger.error('youtube-dl update error: cannot write details.', { err })
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return res()
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}
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logger.info('youtube-dl updated to version %s.', newVersion)
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return res()
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})
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})
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})
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})
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}
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static get Instance () {
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return this.instance || (this.instance = new this())
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}
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}
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