server/controllers/api/videos/import.ts

   1 import * as express from 'express'
   2 import * as magnetUtil from 'magnet-uri'
   3 import { auditLoggerFactory, getAuditIdFromRes, VideoImportAuditView } from '../../../helpers/audit-logger'
   4 import { asyncMiddleware, asyncRetryTransactionMiddleware, authenticate, videoImportAddValidator } from '../../../middlewares'
   5 import { MIMETYPES } from '../../../initializers/constants'
   6 import { getYoutubeDLInfo, YoutubeDLInfo, getYoutubeDLSubs } from '../../../helpers/youtube-dl'
   7 import { createReqFiles } from '../../../helpers/express-utils'
   8 import { logger } from '../../../helpers/logger'
   9 import { VideoImportCreate, VideoImportState, VideoPrivacy, VideoState } from '../../../../shared'
  10 import { VideoModel } from '../../../models/video/video'
  11 import { VideoCaptionModel } from '../../../models/video/video-caption'
  12 import { moveAndProcessCaptionFile } from '../../../helpers/captions-utils'
  13 import { getVideoActivityPubUrl } from '../../../lib/activitypub/url'
  14 import { TagModel } from '../../../models/video/tag'
  15 import { VideoImportModel } from '../../../models/video/video-import'
  16 import { JobQueue } from '../../../lib/job-queue/job-queue'
  17 import { join } from 'path'
  18 import { isArray } from '../../../helpers/custom-validators/misc'
  19 import * as Bluebird from 'bluebird'
  20 import * as parseTorrent from 'parse-torrent'
  21 import { getSecureTorrentName } from '../../../helpers/utils'
  22 import { move, readFile } from 'fs-extra'
  23 import { autoBlacklistVideoIfNeeded } from '../../../lib/video-blacklist'
  24 import { CONFIG } from '../../../initializers/config'
  25 import { sequelizeTypescript } from '../../../initializers/database'
  26 import { createVideoMiniatureFromExisting, createVideoMiniatureFromUrl } from '../../../lib/thumbnail'
  27 import { ThumbnailType } from '../../../../shared/models/videos/thumbnail.type'
  28 import {
  29   MChannelAccountDefault,
  30   MThumbnail,
  31   MUser,
  32   MVideoAccountDefault,
  33   MVideoCaptionVideo,
  34   MVideoTag,
  35   MVideoThumbnailAccountDefault,
  36   MVideoWithBlacklistLight
  37 } from '@server/typings/models'
  38 import { MVideoImport, MVideoImportFormattable } from '@server/typings/models/video/video-import'
  39
  40 const auditLogger = auditLoggerFactory('video-imports')
  41 const videoImportsRouter = express.Router()
  42
  43 const reqVideoFileImport = createReqFiles(
  44   [ 'thumbnailfile', 'previewfile', 'torrentfile' ],
  45   Object.assign({}, MIMETYPES.TORRENT.MIMETYPE_EXT, MIMETYPES.IMAGE.MIMETYPE_EXT),
  46   {
  47     thumbnailfile: CONFIG.STORAGE.TMP_DIR,
  48     previewfile: CONFIG.STORAGE.TMP_DIR,
  49     torrentfile: CONFIG.STORAGE.TMP_DIR
  50   }
  51 )
  52
  53 videoImportsRouter.post('/imports',
  54   authenticate,
  55   reqVideoFileImport,
  56   asyncMiddleware(videoImportAddValidator),
  57   asyncRetryTransactionMiddleware(addVideoImport)
  58 )
  59
  60 // ---------------------------------------------------------------------------
  61
  62 export {
  63   videoImportsRouter
  64 }
  65
  66 // ---------------------------------------------------------------------------
  67
  68 function addVideoImport (req: express.Request, res: express.Response) {
  69   if (req.body.targetUrl) return addYoutubeDLImport(req, res)
  70
  71   const file = req.files && req.files['torrentfile'] ? req.files['torrentfile'][0] : undefined
  72   if (req.body.magnetUri || file) return addTorrentImport(req, res, file)
  73 }
  74
  75 async function addTorrentImport (req: express.Request, res: express.Response, torrentfile: Express.Multer.File) {
  76   const body: VideoImportCreate = req.body
  77   const user = res.locals.oauth.token.User
  78
  79   let videoName: string
  80   let torrentName: string
  81   let magnetUri: string
  82
  83   if (torrentfile) {
  84     torrentName = torrentfile.originalname
  85
  86     // Rename the torrent to a secured name
  87     const newTorrentPath = join(CONFIG.STORAGE.TORRENTS_DIR, getSecureTorrentName(torrentName))
  88     await move(torrentfile.path, newTorrentPath)
  89     torrentfile.path = newTorrentPath
  90
  91     const buf = await readFile(torrentfile.path)
  92     const parsedTorrent = parseTorrent(buf)
  93
  94     videoName = isArray(parsedTorrent.name) ? parsedTorrent.name[0] : parsedTorrent.name as string
  95   } else {
  96     magnetUri = body.magnetUri
  97
  98     const parsed = magnetUtil.decode(magnetUri)
  99     videoName = isArray(parsed.name) ? parsed.name[0] : parsed.name as string
 100   }
 101
 102   const video = buildVideo(res.locals.videoChannel.id, body, { name: videoName })
 103
 104   const thumbnailModel = await processThumbnail(req, video)
 105   const previewModel = await processPreview(req, video)
 106
 107   const tags = body.tags || undefined
 108   const videoImportAttributes = {
 109     magnetUri,
 110     torrentName,
 111     state: VideoImportState.PENDING,
 112     userId: user.id
 113   }
 114   const videoImport = await insertIntoDB({
 115     video,
 116     thumbnailModel,
 117     previewModel,
 118     videoChannel: res.locals.videoChannel,
 119     tags,
 120     videoImportAttributes,
 121     user
 122   })
 123
 124   // Create job to import the video
 125   const payload = {
 126     type: torrentfile ? 'torrent-file' as 'torrent-file' : 'magnet-uri' as 'magnet-uri',
 127     videoImportId: videoImport.id,
 128     magnetUri
 129   }
 130   await JobQueue.Instance.createJobWithPromise({ type: 'video-import', payload })
 131
 132   auditLogger.create(getAuditIdFromRes(res), new VideoImportAuditView(videoImport.toFormattedJSON()))
 133
 134   return res.json(videoImport.toFormattedJSON()).end()
 135 }
 136
 137 async function addYoutubeDLImport (req: express.Request, res: express.Response) {
 138   const body: VideoImportCreate = req.body
 139   const targetUrl = body.targetUrl
 140   const user = res.locals.oauth.token.User
 141
 142   // Get video infos
 143   let youtubeDLInfo: YoutubeDLInfo
 144   try {
 145     youtubeDLInfo = await getYoutubeDLInfo(targetUrl)
 146   } catch (err) {
 147     logger.info('Cannot fetch information from import for URL %s.', targetUrl, { err })
 148
 149     return res.status(400).json({
 150       error: 'Cannot fetch remote information of this URL.'
 151     }).end()
 152   }
 153
 154   const video = buildVideo(res.locals.videoChannel.id, body, youtubeDLInfo)
 155
 156   let thumbnailModel: MThumbnail
 157
 158   // Process video thumbnail from request.files
 159   thumbnailModel = await processThumbnail(req, video)
 160
 161   // Process video thumbnail from url if processing from request.files failed
 162   if (!thumbnailModel && youtubeDLInfo.thumbnailUrl) {
 163     thumbnailModel = await processThumbnailFromUrl(youtubeDLInfo.thumbnailUrl, video)
 164   }
 165
 166   let previewModel: MThumbnail
 167
 168   // Process video preview from request.files
 169   previewModel = await processPreview(req, video)
 170
 171   // Process video preview from url if processing from request.files failed
 172   if (!previewModel && youtubeDLInfo.thumbnailUrl) {
 173     previewModel = await processPreviewFromUrl(youtubeDLInfo.thumbnailUrl, video)
 174   }
 175
 176   const tags = body.tags || youtubeDLInfo.tags
 177   const videoImportAttributes = {
 178     targetUrl,
 179     state: VideoImportState.PENDING,
 180     userId: user.id
 181   }
 182   const videoImport = await insertIntoDB({
 183     video,
 184     thumbnailModel,
 185     previewModel,
 186     videoChannel: res.locals.videoChannel,
 187     tags,
 188     videoImportAttributes,
 189     user
 190   })
 191
 192   // Get video subtitles
 193   try {
 194     const subtitles = await getYoutubeDLSubs(targetUrl)
 195
 196     logger.info('Will create %s subtitles from youtube import %s.', subtitles.length, targetUrl)
 197
 198     for (const subtitle of subtitles) {
 199       const videoCaption = new VideoCaptionModel({
 200         videoId: video.id,
 201         language: subtitle.language
 202       }) as MVideoCaptionVideo
 203       videoCaption.Video = video
 204
 205       // Move physical file
 206       await moveAndProcessCaptionFile(subtitle, videoCaption)
 207
 208       await sequelizeTypescript.transaction(async t => {
 209         await VideoCaptionModel.insertOrReplaceLanguage(video.id, subtitle.language, null, t)
 210       })
 211     }
 212   } catch (err) {
 213     logger.warn('Cannot get video subtitles.', { err })
 214   }
 215
 216   // Create job to import the video
 217   const payload = {
 218     type: 'youtube-dl' as 'youtube-dl',
 219     videoImportId: videoImport.id,
 220     generateThumbnail: !thumbnailModel,
 221     generatePreview: !previewModel,
 222     fileExt: youtubeDLInfo.fileExt
 223       ? `.${youtubeDLInfo.fileExt}`
 224       : '.mp4'
 225   }
 226   await JobQueue.Instance.createJobWithPromise({ type: 'video-import', payload })
 227
 228   auditLogger.create(getAuditIdFromRes(res), new VideoImportAuditView(videoImport.toFormattedJSON()))
 229
 230   return res.json(videoImport.toFormattedJSON()).end()
 231 }
 232
 233 function buildVideo (channelId: number, body: VideoImportCreate, importData: YoutubeDLInfo) {
 234   const videoData = {
 235     name: body.name || importData.name || 'Unknown name',
 236     remote: false,
 237     category: body.category || importData.category,
 238     licence: body.licence || importData.licence,
 239     language: body.language || importData.language,
 240     commentsEnabled: body.commentsEnabled !== false, // If the value is not "false", the default is "true"
 241     downloadEnabled: body.downloadEnabled !== false,
 242     waitTranscoding: body.waitTranscoding || false,
 243     state: VideoState.TO_IMPORT,
 244     nsfw: body.nsfw || importData.nsfw || false,
 245     description: body.description || importData.description,
 246     support: body.support || null,
 247     privacy: body.privacy || VideoPrivacy.PRIVATE,
 248     duration: 0, // duration will be set by the import job
 249     channelId: channelId,
 250     originallyPublishedAt: body.originallyPublishedAt || importData.originallyPublishedAt
 251   }
 252   const video = new VideoModel(videoData)
 253   video.url = getVideoActivityPubUrl(video)
 254
 255   return video
 256 }
 257
 258 async function processThumbnail (req: express.Request, video: VideoModel) {
 259   const thumbnailField = req.files ? req.files['thumbnailfile'] : undefined
 260   if (thumbnailField) {
 261     const thumbnailPhysicalFile = thumbnailField[0]
 262
 263     return createVideoMiniatureFromExisting(thumbnailPhysicalFile.path, video, ThumbnailType.MINIATURE, false)
 264   }
 265
 266   return undefined
 267 }
 268
 269 async function processPreview (req: express.Request, video: VideoModel) {
 270   const previewField = req.files ? req.files['previewfile'] : undefined
 271   if (previewField) {
 272     const previewPhysicalFile = previewField[0]
 273
 274     return createVideoMiniatureFromExisting(previewPhysicalFile.path, video, ThumbnailType.PREVIEW, false)
 275   }
 276
 277   return undefined
 278 }
 279
 280 async function processThumbnailFromUrl (url: string, video: VideoModel) {
 281   try {
 282     return createVideoMiniatureFromUrl(url, video, ThumbnailType.MINIATURE)
 283   } catch (err) {
 284     logger.warn('Cannot generate video thumbnail %s for %s.', url, video.url, { err })
 285     return undefined
 286   }
 287 }
 288
 289 async function processPreviewFromUrl (url: string, video: VideoModel) {
 290   try {
 291     return createVideoMiniatureFromUrl(url, video, ThumbnailType.PREVIEW)
 292   } catch (err) {
 293     logger.warn('Cannot generate video preview %s for %s.', url, video.url, { err })
 294     return undefined
 295   }
 296 }
 297
 298 function insertIntoDB (parameters: {
 299   video: MVideoThumbnailAccountDefault
 300   thumbnailModel: MThumbnail
 301   previewModel: MThumbnail
 302   videoChannel: MChannelAccountDefault
 303   tags: string[]
 304   videoImportAttributes: Partial<MVideoImport>
 305   user: MUser
 306 }): Bluebird<MVideoImportFormattable> {
 307   const { video, thumbnailModel, previewModel, videoChannel, tags, videoImportAttributes, user } = parameters
 308
 309   return sequelizeTypescript.transaction(async t => {
 310     const sequelizeOptions = { transaction: t }
 311
 312     // Save video object in database
 313     const videoCreated = await video.save(sequelizeOptions) as (MVideoAccountDefault & MVideoWithBlacklistLight & MVideoTag)
 314     videoCreated.VideoChannel = videoChannel
 315
 316     if (thumbnailModel) await videoCreated.addAndSaveThumbnail(thumbnailModel, t)
 317     if (previewModel) await videoCreated.addAndSaveThumbnail(previewModel, t)
 318
 319     await autoBlacklistVideoIfNeeded({
 320       video: videoCreated,
 321       user,
 322       notify: false,
 323       isRemote: false,
 324       isNew: true,
 325       transaction: t
 326     })
 327
 328     // Set tags to the video
 329     if (tags) {
 330       const tagInstances = await TagModel.findOrCreateTags(tags, t)
 331
 332       await videoCreated.$set('Tags', tagInstances, sequelizeOptions)
 333       videoCreated.Tags = tagInstances
 334     } else {
 335       videoCreated.Tags = []
 336     }
 337
 338     // Create video import object in database
 339     const videoImport = await VideoImportModel.create(
 340       Object.assign({ videoId: videoCreated.id }, videoImportAttributes),
 341       sequelizeOptions
 342     ) as MVideoImportFormattable
 343     videoImport.Video = videoCreated
 344
 345     return videoImport
 346   })
 347 }