Live streaming implementation first step

[github/Chocobozzz/PeerTube.git] / server / helpers / youtube-dl.ts

diff --git a/server/helpers/youtube-dl.ts b/server/helpers/youtube-dl.ts
index 6d2e6f6d188ea686e64aaf813b7b8f0f9d187a48..c2aa8870ae3b5d7627899077b6138241b750ab35 100644 (file)
--- a/server/helpers/youtube-dl.ts
+++ b/server/helpers/youtube-dl.ts
@@ -1,4 +1,4 @@
-import { CONSTRAINTS_FIELDS, VIDEO_CATEGORIES } from '../initializers/constants'
+import { CONSTRAINTS_FIELDS, VIDEO_CATEGORIES, VIDEO_LANGUAGES, VIDEO_LICENCES } from '../initializers/constants'
 import { logger } from './logger'
 import { generateVideoImportTmpPath } from './utils'
 import { join } from 'path'
@@ -12,6 +12,7 @@ export type YoutubeDLInfo = {
   name?: string
   description?: string
   category?: number
+  language?: string
   licence?: number
   nsfw?: boolean
   tags?: string[]
@@ -60,22 +61,22 @@ function getYoutubeDLSubs (url: string, opts?: object): Promise<YoutubeDLSubs> {
       .then(youtubeDL => {
         youtubeDL.getSubs(url, options, (err, files) => {
           if (err) return rej(err)
+          if (!files) return []
 
           logger.debug('Get subtitles from youtube dl.', { url, files })
 
           const subtitles = files.reduce((acc, filename) => {
             const matched = filename.match(/\.([a-z]{2})\.(vtt|ttml)/i)
-
-            if (matched[1]) {
-              return [
-                ...acc,
-                {
-                  language: matched[1],
-                  path: join(cwd, filename),
-                  filename
-                }
-              ]
-            }
+            if (!matched || !matched[1]) return acc
+
+            return [
+              ...acc,
+              {
+                language: matched[1],
+                path: join(cwd, filename),
+                filename
+              }
+            ]
           }, [])
 
           return res(subtitles)
@@ -137,7 +138,7 @@ async function updateYoutubeDLBinary () {
   const binDirectory = join(root(), 'node_modules', 'youtube-dl', 'bin')
   const bin = join(binDirectory, 'youtube-dl')
   const detailsPath = join(binDirectory, 'details')
-  const url = 'https://yt-dl.org/downloads/latest/youtube-dl'
+  const url = process.env.YOUTUBE_DL_DOWNLOAD_HOST || 'https://yt-dl.org/downloads/latest/youtube-dl'
 
   await ensureDir(binDirectory)
 
@@ -252,12 +253,13 @@ function normalizeObject (obj: any) {
   return newObj
 }
 
-function buildVideoInfo (obj: any) {
+function buildVideoInfo (obj: any): YoutubeDLInfo {
   return {
     name: titleTruncation(obj.title),
     description: descriptionTruncation(obj.description),
     category: getCategory(obj.categories),
     licence: getLicence(obj.license),
+    language: getLanguage(obj.language),
     nsfw: isNSFW(obj),
     tags: getTags(obj.tags),
     thumbnailUrl: obj.thumbnail || undefined,
@@ -302,6 +304,11 @@ function getLicence (licence: string) {
 
   if (licence.includes('Creative Commons Attribution')) return 1
 
+  for (const key of Object.keys(VIDEO_LICENCES)) {
+    const peertubeLicence = VIDEO_LICENCES[key]
+    if (peertubeLicence.toLowerCase() === licence.toLowerCase()) return parseInt(key, 10)
+  }
+
   return undefined
 }
 
@@ -321,6 +328,10 @@ function getCategory (categories: string[]) {
   return undefined
 }
 
+function getLanguage (language: string) {
+  return VIDEO_LANGUAGES[language] ? language : undefined
+}
+
 function wrapWithProxyOptions (options: string[]) {
   if (CONFIG.IMPORT.VIDEOS.HTTP.PROXY.ENABLED) {
     logger.debug('Using proxy for YoutubeDL')