server/controllers/api/videos/import.ts

   1 import * as express from 'express'
   2 import { move, readFile } from 'fs-extra'
   3 import * as magnetUtil from 'magnet-uri'
   4 import * as parseTorrent from 'parse-torrent'
   5 import { join } from 'path'
   6 import { setVideoTags } from '@server/lib/video'
   7 import {
   8   MChannelAccountDefault,
   9   MThumbnail,
  10   MUser,
  11   MVideoAccountDefault,
  12   MVideoCaption,
  13   MVideoTag,
  14   MVideoThumbnail,
  15   MVideoWithBlacklistLight
  16 } from '@server/types/models'
  17 import { MVideoImport, MVideoImportFormattable } from '@server/types/models/video/video-import'
  18 import { VideoImportCreate, VideoImportState, VideoPrivacy, VideoState } from '../../../../shared'
  19 import { HttpStatusCode } from '../../../../shared/core-utils/miscs/http-error-codes'
  20 import { ThumbnailType } from '../../../../shared/models/videos/thumbnail.type'
  21 import { auditLoggerFactory, getAuditIdFromRes, VideoImportAuditView } from '../../../helpers/audit-logger'
  22 import { moveAndProcessCaptionFile } from '../../../helpers/captions-utils'
  23 import { isArray } from '../../../helpers/custom-validators/misc'
  24 import { createReqFiles } from '../../../helpers/express-utils'
  25 import { logger } from '../../../helpers/logger'
  26 import { getSecureTorrentName } from '../../../helpers/utils'
  27 import { getYoutubeDLInfo, getYoutubeDLSubs, YoutubeDLInfo } from '../../../helpers/youtube-dl'
  28 import { CONFIG } from '../../../initializers/config'
  29 import { MIMETYPES } from '../../../initializers/constants'
  30 import { sequelizeTypescript } from '../../../initializers/database'
  31 import { getLocalVideoActivityPubUrl } from '../../../lib/activitypub/url'
  32 import { JobQueue } from '../../../lib/job-queue/job-queue'
  33 import { createVideoMiniatureFromExisting, createVideoMiniatureFromUrl } from '../../../lib/thumbnail'
  34 import { autoBlacklistVideoIfNeeded } from '../../../lib/video-blacklist'
  35 import { asyncMiddleware, asyncRetryTransactionMiddleware, authenticate, videoImportAddValidator } from '../../../middlewares'
  36 import { VideoModel } from '../../../models/video/video'
  37 import { VideoCaptionModel } from '../../../models/video/video-caption'
  38 import { VideoImportModel } from '../../../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?.['torrentfile']?.[0]
  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(HttpStatusCode.BAD_REQUEST_400)
 150               .json({
 151                 error: 'Cannot fetch remote information of this URL.'
 152               })
 153   }
 154
 155   const video = buildVideo(res.locals.videoChannel.id, body, youtubeDLInfo)
 156
 157   // Process video thumbnail from request.files
 158   let thumbnailModel = await processThumbnail(req, video)
 159
 160   // Process video thumbnail from url if processing from request.files failed
 161   if (!thumbnailModel && youtubeDLInfo.thumbnailUrl) {
 162     thumbnailModel = await processThumbnailFromUrl(youtubeDLInfo.thumbnailUrl, video)
 163   }
 164
 165   // Process video preview from request.files
 166   let previewModel = await processPreview(req, video)
 167
 168   // Process video preview from url if processing from request.files failed
 169   if (!previewModel && youtubeDLInfo.thumbnailUrl) {
 170     previewModel = await processPreviewFromUrl(youtubeDLInfo.thumbnailUrl, video)
 171   }
 172
 173   const tags = body.tags || youtubeDLInfo.tags
 174   const videoImportAttributes = {
 175     targetUrl,
 176     state: VideoImportState.PENDING,
 177     userId: user.id
 178   }
 179   const videoImport = await insertIntoDB({
 180     video,
 181     thumbnailModel,
 182     previewModel,
 183     videoChannel: res.locals.videoChannel,
 184     tags,
 185     videoImportAttributes,
 186     user
 187   })
 188
 189   // Get video subtitles
 190   try {
 191     const subtitles = await getYoutubeDLSubs(targetUrl)
 192
 193     logger.info('Will create %s subtitles from youtube import %s.', subtitles.length, targetUrl)
 194
 195     for (const subtitle of subtitles) {
 196       const videoCaption = new VideoCaptionModel({
 197         videoId: video.id,
 198         language: subtitle.language,
 199         filename: VideoCaptionModel.generateCaptionName(subtitle.language)
 200       }) as MVideoCaption
 201
 202       // Move physical file
 203       await moveAndProcessCaptionFile(subtitle, videoCaption)
 204
 205       await sequelizeTypescript.transaction(async t => {
 206         await VideoCaptionModel.insertOrReplaceLanguage(videoCaption, t)
 207       })
 208     }
 209   } catch (err) {
 210     logger.warn('Cannot get video subtitles.', { err })
 211   }
 212
 213   // Create job to import the video
 214   const payload = {
 215     type: 'youtube-dl' as 'youtube-dl',
 216     videoImportId: videoImport.id,
 217     fileExt: `.${youtubeDLInfo.ext || 'mp4'}`
 218   }
 219   await JobQueue.Instance.createJobWithPromise({ type: 'video-import', payload })
 220
 221   auditLogger.create(getAuditIdFromRes(res), new VideoImportAuditView(videoImport.toFormattedJSON()))
 222
 223   return res.json(videoImport.toFormattedJSON()).end()
 224 }
 225
 226 function buildVideo (channelId: number, body: VideoImportCreate, importData: YoutubeDLInfo): MVideoThumbnail {
 227   const videoData = {
 228     name: body.name || importData.name || 'Unknown name',
 229     remote: false,
 230     category: body.category || importData.category,
 231     licence: body.licence || importData.licence,
 232     language: body.language || importData.language,
 233     commentsEnabled: body.commentsEnabled !== false, // If the value is not "false", the default is "true"
 234     downloadEnabled: body.downloadEnabled !== false,
 235     waitTranscoding: body.waitTranscoding || false,
 236     state: VideoState.TO_IMPORT,
 237     nsfw: body.nsfw || importData.nsfw || false,
 238     description: body.description || importData.description,
 239     support: body.support || null,
 240     privacy: body.privacy || VideoPrivacy.PRIVATE,
 241     duration: 0, // duration will be set by the import job
 242     channelId: channelId,
 243     originallyPublishedAt: body.originallyPublishedAt || importData.originallyPublishedAt
 244   }
 245   const video = new VideoModel(videoData)
 246   video.url = getLocalVideoActivityPubUrl(video)
 247
 248   return video
 249 }
 250
 251 async function processThumbnail (req: express.Request, video: MVideoThumbnail) {
 252   const thumbnailField = req.files ? req.files['thumbnailfile'] : undefined
 253   if (thumbnailField) {
 254     const thumbnailPhysicalFile = thumbnailField[0]
 255
 256     return createVideoMiniatureFromExisting({
 257       inputPath: thumbnailPhysicalFile.path,
 258       video,
 259       type: ThumbnailType.MINIATURE,
 260       automaticallyGenerated: false
 261     })
 262   }
 263
 264   return undefined
 265 }
 266
 267 async function processPreview (req: express.Request, video: MVideoThumbnail): Promise<MThumbnail> {
 268   const previewField = req.files ? req.files['previewfile'] : undefined
 269   if (previewField) {
 270     const previewPhysicalFile = previewField[0]
 271
 272     return createVideoMiniatureFromExisting({
 273       inputPath: previewPhysicalFile.path,
 274       video,
 275       type: ThumbnailType.PREVIEW,
 276       automaticallyGenerated: false
 277     })
 278   }
 279
 280   return undefined
 281 }
 282
 283 async function processThumbnailFromUrl (url: string, video: MVideoThumbnail) {
 284   try {
 285     return createVideoMiniatureFromUrl({ downloadUrl: url, video, type: ThumbnailType.MINIATURE })
 286   } catch (err) {
 287     logger.warn('Cannot generate video thumbnail %s for %s.', url, video.url, { err })
 288     return undefined
 289   }
 290 }
 291
 292 async function processPreviewFromUrl (url: string, video: MVideoThumbnail) {
 293   try {
 294     return createVideoMiniatureFromUrl({ downloadUrl: url, video, type: ThumbnailType.PREVIEW })
 295   } catch (err) {
 296     logger.warn('Cannot generate video preview %s for %s.', url, video.url, { err })
 297     return undefined
 298   }
 299 }
 300
 301 async function insertIntoDB (parameters: {
 302   video: MVideoThumbnail
 303   thumbnailModel: MThumbnail
 304   previewModel: MThumbnail
 305   videoChannel: MChannelAccountDefault
 306   tags: string[]
 307   videoImportAttributes: Partial<MVideoImport>
 308   user: MUser
 309 }): Promise<MVideoImportFormattable> {
 310   const { video, thumbnailModel, previewModel, videoChannel, tags, videoImportAttributes, user } = parameters
 311
 312   const videoImport = await sequelizeTypescript.transaction(async t => {
 313     const sequelizeOptions = { transaction: t }
 314
 315     // Save video object in database
 316     const videoCreated = await video.save(sequelizeOptions) as (MVideoAccountDefault & MVideoWithBlacklistLight & MVideoTag)
 317     videoCreated.VideoChannel = videoChannel
 318
 319     if (thumbnailModel) await videoCreated.addAndSaveThumbnail(thumbnailModel, t)
 320     if (previewModel) await videoCreated.addAndSaveThumbnail(previewModel, t)
 321
 322     await autoBlacklistVideoIfNeeded({
 323       video: videoCreated,
 324       user,
 325       notify: false,
 326       isRemote: false,
 327       isNew: true,
 328       transaction: t
 329     })
 330
 331     await setVideoTags({ video: videoCreated, tags, transaction: t })
 332
 333     // Create video import object in database
 334     const videoImport = await VideoImportModel.create(
 335       Object.assign({ videoId: videoCreated.id }, videoImportAttributes),
 336       sequelizeOptions
 337     ) as MVideoImportFormattable
 338     videoImport.Video = videoCreated
 339
 340     return videoImport
 341   })
 342
 343   return videoImport
 344 }