Implement captions/subtitles

2 files changed, 23 insertions, 2 deletions

diff --git a/server/initializers/constants.ts b/server/initializers/constants.ts
index c5bc886d8..49809e64c 100644
--- a/server/initializers/constants.ts
+++ b/server/initializers/constants.ts
@@ -138,6 +138,7 @@ const CONFIG = {
     VIDEOS_DIR: buildPath(config.get<string>('storage.videos')),
     THUMBNAILS_DIR: buildPath(config.get<string>('storage.thumbnails')),
     PREVIEWS_DIR: buildPath(config.get<string>('storage.previews')),
+    CAPTIONS_DIR: buildPath(config.get<string>('storage.captions')),
     TORRENTS_DIR: buildPath(config.get<string>('storage.torrents')),
     CACHE_DIR: buildPath(config.get<string>('storage.cache'))
   },
@@ -183,6 +184,9 @@ const CONFIG = {
   CACHE: {
     PREVIEWS: {
       get SIZE () { return config.get<number>('cache.previews.size') }
+    },
+    VIDEO_CAPTIONS: {
+      get SIZE () { return config.get<number>('cache.captions.size') }
     }
   },
   INSTANCE: {
@@ -225,6 +229,14 @@ const CONSTRAINTS_FIELDS = {
     SUPPORT: { min: 3, max: 500 }, // Length
     URL: { min: 3, max: 2000 } // Length
   },
+  VIDEO_CAPTIONS: {
+    CAPTION_FILE: {
+      EXTNAME: [ '.vtt' ],
+      FILE_SIZE: {
+        max: 2 * 1024 * 1024 // 2MB
+      }
+    }
+  },
   VIDEOS: {
     NAME: { min: 3, max: 120 }, // Length
     LANGUAGE: { min: 1, max: 10 }, // Length
@@ -351,6 +363,10 @@ const IMAGE_MIMETYPE_EXT = {
   'image/jpeg': '.jpg'
 }
 
+const VIDEO_CAPTIONS_MIMETYPE_EXT = {
+  'text/vtt': '.vtt'
+}
+
 // ---------------------------------------------------------------------------
 
 const SERVER_ACTOR_NAME = 'peertube'
@@ -403,7 +419,8 @@ const STATIC_PATHS = {
   THUMBNAILS: '/static/thumbnails/',
   TORRENTS: '/static/torrents/',
   WEBSEED: '/static/webseed/',
-  AVATARS: '/static/avatars/'
+  AVATARS: '/static/avatars/',
+  VIDEO_CAPTIONS: '/static/video-captions/'
 }
 const STATIC_DOWNLOAD_PATHS = {
   TORRENTS: '/download/torrents/',
@@ -435,7 +452,8 @@ const EMBED_SIZE = {
 // Sub folders of cache directory
 const CACHE = {
   DIRECTORIES: {
-    PREVIEWS: join(CONFIG.STORAGE.CACHE_DIR, 'previews')
+    PREVIEWS: join(CONFIG.STORAGE.CACHE_DIR, 'previews'),
+    VIDEO_CAPTIONS: join(CONFIG.STORAGE.CACHE_DIR, 'video-captions')
   }
 }
 
@@ -490,6 +508,7 @@ updateWebserverConfig()
 
 export {
   API_VERSION,
+  VIDEO_CAPTIONS_MIMETYPE_EXT,
   AVATARS_SIZE,
   ACCEPT_HEADERS,
   BCRYPT_SALT_SIZE,
diff --git a/server/initializers/database.ts b/server/initializers/database.ts
index 4d90c90fc..434d7ef19 100644
--- a/server/initializers/database.ts
+++ b/server/initializers/database.ts
@@ -23,6 +23,7 @@ import { VideoShareModel } from '../models/video/video-share'
 import { VideoTagModel } from '../models/video/video-tag'
 import { CONFIG } from './constants'
 import { ScheduleVideoUpdateModel } from '../models/video/schedule-video-update'
+import { VideoCaptionModel } from '../models/video/video-caption'
 
 require('pg').defaults.parseInt8 = true // Avoid BIGINT to be converted to string
 
@@ -71,6 +72,7 @@ async function initDatabaseModels (silent: boolean) {
     VideoChannelModel,
     VideoShareModel,
     VideoFileModel,
+    VideoCaptionModel,
     VideoBlacklistModel,
     VideoTagModel,
     VideoModel,