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'
  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 } 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   const thumbnailModel = await processThumbnail(req, video)
 157   const previewModel = await processPreview(req, video)
 158
 159   const tags = body.tags || youtubeDLInfo.tags
 160   const videoImportAttributes = {
 161     targetUrl,
 162     state: VideoImportState.PENDING,
 163     userId: user.id
 164   }
 165   const videoImport = await insertIntoDB({
 166     video,
 167     thumbnailModel,
 168     previewModel,
 169     videoChannel: res.locals.videoChannel,
 170     tags,
 171     videoImportAttributes,
 172     user
 173   })
 174
 175   // Get video subtitles
 176   try {
 177     const subtitles = await getYoutubeDLSubs(targetUrl)
 178
 179     logger.info('Will create %s subtitles from youtube import %s.', subtitles.length, targetUrl)
 180
 181     for (const subtitle of subtitles) {
 182       const videoCaption = new VideoCaptionModel({
 183         videoId: video.id,
 184         language: subtitle.language
 185       }) as MVideoCaptionVideo
 186       videoCaption.Video = video
 187
 188       // Move physical file
 189       await moveAndProcessCaptionFile(subtitle, videoCaption)
 190
 191       await sequelizeTypescript.transaction(async t => {
 192         await VideoCaptionModel.insertOrReplaceLanguage(video.id, subtitle.language, null, t)
 193       })
 194     }
 195   } catch (err) {
 196     logger.warn('Cannot get video subtitles.', { err })
 197   }
 198
 199   // Create job to import the video
 200   const payload = {
 201     type: 'youtube-dl' as 'youtube-dl',
 202     videoImportId: videoImport.id,
 203     thumbnailUrl: youtubeDLInfo.thumbnailUrl,
 204     downloadThumbnail: !thumbnailModel,
 205     downloadPreview: !previewModel,
 206     fileExt: youtubeDLInfo.fileExt
 207       ? `.${youtubeDLInfo.fileExt}`
 208       : '.mp4'
 209   }
 210   await JobQueue.Instance.createJobWithPromise({ type: 'video-import', payload })
 211
 212   auditLogger.create(getAuditIdFromRes(res), new VideoImportAuditView(videoImport.toFormattedJSON()))
 213
 214   return res.json(videoImport.toFormattedJSON()).end()
 215 }
 216
 217 function buildVideo (channelId: number, body: VideoImportCreate, importData: YoutubeDLInfo) {
 218   const videoData = {
 219     name: body.name || importData.name || 'Unknown name',
 220     remote: false,
 221     category: body.category || importData.category,
 222     licence: body.licence || importData.licence,
 223     language: body.language || undefined,
 224     commentsEnabled: body.commentsEnabled !== false, // If the value is not "false", the default is "true"
 225     downloadEnabled: body.downloadEnabled !== false,
 226     waitTranscoding: body.waitTranscoding || false,
 227     state: VideoState.TO_IMPORT,
 228     nsfw: body.nsfw || importData.nsfw || false,
 229     description: body.description || importData.description,
 230     support: body.support || null,
 231     privacy: body.privacy || VideoPrivacy.PRIVATE,
 232     duration: 0, // duration will be set by the import job
 233     channelId: channelId,
 234     originallyPublishedAt: importData.originallyPublishedAt
 235   }
 236   const video = new VideoModel(videoData)
 237   video.url = getVideoActivityPubUrl(video)
 238
 239   return video
 240 }
 241
 242 async function processThumbnail (req: express.Request, video: VideoModel) {
 243   const thumbnailField = req.files ? req.files['thumbnailfile'] : undefined
 244   if (thumbnailField) {
 245     const thumbnailPhysicalFile = thumbnailField[0]
 246
 247     return createVideoMiniatureFromExisting(thumbnailPhysicalFile.path, video, ThumbnailType.MINIATURE, false)
 248   }
 249
 250   return undefined
 251 }
 252
 253 async function processPreview (req: express.Request, video: VideoModel) {
 254   const previewField = req.files ? req.files['previewfile'] : undefined
 255   if (previewField) {
 256     const previewPhysicalFile = previewField[0]
 257
 258     return createVideoMiniatureFromExisting(previewPhysicalFile.path, video, ThumbnailType.PREVIEW, false)
 259   }
 260
 261   return undefined
 262 }
 263
 264 function insertIntoDB (parameters: {
 265   video: MVideoThumbnailAccountDefault
 266   thumbnailModel: MThumbnail
 267   previewModel: MThumbnail
 268   videoChannel: MChannelAccountDefault
 269   tags: string[]
 270   videoImportAttributes: Partial<MVideoImport>
 271   user: MUser
 272 }): Bluebird<MVideoImportFormattable> {
 273   const { video, thumbnailModel, previewModel, videoChannel, tags, videoImportAttributes, user } = parameters
 274
 275   return sequelizeTypescript.transaction(async t => {
 276     const sequelizeOptions = { transaction: t }
 277
 278     // Save video object in database
 279     const videoCreated = await video.save(sequelizeOptions) as (MVideoAccountDefault & MVideoWithBlacklistLight & MVideoTag)
 280     videoCreated.VideoChannel = videoChannel
 281
 282     if (thumbnailModel) await videoCreated.addAndSaveThumbnail(thumbnailModel, t)
 283     if (previewModel) await videoCreated.addAndSaveThumbnail(previewModel, t)
 284
 285     await autoBlacklistVideoIfNeeded({
 286       video: videoCreated,
 287       user,
 288       notify: false,
 289       isRemote: false,
 290       isNew: true,
 291       transaction: t
 292     })
 293
 294     // Set tags to the video
 295     if (tags) {
 296       const tagInstances = await TagModel.findOrCreateTags(tags, t)
 297
 298       await videoCreated.$set('Tags', tagInstances, sequelizeOptions)
 299       videoCreated.Tags = tagInstances
 300     } else {
 301       videoCreated.Tags = []
 302     }
 303
 304     // Create video import object in database
 305     const videoImport = await VideoImportModel.create(
 306       Object.assign({ videoId: videoCreated.id }, videoImportAttributes),
 307       sequelizeOptions
 308     ) as MVideoImportFormattable
 309     videoImport.Video = videoCreated
 310
 311     return videoImport
 312   })
 313 }