server/controllers/api/videos/import.ts

   1 import * as express from 'express'
   2 import * as magnetUtil from 'magnet-uri'
   3 import 'multer'
   4 import { auditLoggerFactory, getAuditIdFromRes, VideoImportAuditView } from '../../../helpers/audit-logger'
   5 import { asyncMiddleware, asyncRetryTransactionMiddleware, authenticate, videoImportAddValidator } from '../../../middlewares'
   6 import { MIMETYPES } from '../../../initializers/constants'
   7 import { getYoutubeDLInfo, YoutubeDLInfo } from '../../../helpers/youtube-dl'
   8 import { createReqFiles } from '../../../helpers/express-utils'
   9 import { logger } from '../../../helpers/logger'
  10 import { VideoImportCreate, VideoImportState, VideoPrivacy, VideoState } from '../../../../shared'
  11 import { VideoModel } from '../../../models/video/video'
  12 import { getVideoActivityPubUrl } from '../../../lib/activitypub'
  13 import { TagModel } from '../../../models/video/tag'
  14 import { VideoImportModel } from '../../../models/video/video-import'
  15 import { JobQueue } from '../../../lib/job-queue/job-queue'
  16 import { join } from 'path'
  17 import { isArray } from '../../../helpers/custom-validators/misc'
  18 import { VideoChannelModel } from '../../../models/video/video-channel'
  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 { createVideoThumbnailFromExisting } from '../../../lib/thumbnail'
  27 import { ThumbnailType } from '../../../../shared/models/videos/thumbnail.type'
  28 import { ThumbnailModel } from '../../../models/video/thumbnail'
  29
  30 const auditLogger = auditLoggerFactory('video-imports')
  31 const videoImportsRouter = express.Router()
  32
  33 const reqVideoFileImport = createReqFiles(
  34   [ 'thumbnailfile', 'previewfile', 'torrentfile' ],
  35   Object.assign({}, MIMETYPES.TORRENT.MIMETYPE_EXT, MIMETYPES.IMAGE.MIMETYPE_EXT),
  36   {
  37     thumbnailfile: CONFIG.STORAGE.TMP_DIR,
  38     previewfile: CONFIG.STORAGE.TMP_DIR,
  39     torrentfile: CONFIG.STORAGE.TMP_DIR
  40   }
  41 )
  42
  43 videoImportsRouter.post('/imports',
  44   authenticate,
  45   reqVideoFileImport,
  46   asyncMiddleware(videoImportAddValidator),
  47   asyncRetryTransactionMiddleware(addVideoImport)
  48 )
  49
  50 // ---------------------------------------------------------------------------
  51
  52 export {
  53   videoImportsRouter
  54 }
  55
  56 // ---------------------------------------------------------------------------
  57
  58 function addVideoImport (req: express.Request, res: express.Response) {
  59   if (req.body.targetUrl) return addYoutubeDLImport(req, res)
  60
  61   const file = req.files && req.files['torrentfile'] ? req.files['torrentfile'][0] : undefined
  62   if (req.body.magnetUri || file) return addTorrentImport(req, res, file)
  63 }
  64
  65 async function addTorrentImport (req: express.Request, res: express.Response, torrentfile: Express.Multer.File) {
  66   const body: VideoImportCreate = req.body
  67   const user = res.locals.oauth.token.User
  68
  69   let videoName: string
  70   let torrentName: string
  71   let magnetUri: string
  72
  73   if (torrentfile) {
  74     torrentName = torrentfile.originalname
  75
  76     // Rename the torrent to a secured name
  77     const newTorrentPath = join(CONFIG.STORAGE.TORRENTS_DIR, getSecureTorrentName(torrentName))
  78     await move(torrentfile.path, newTorrentPath)
  79     torrentfile.path = newTorrentPath
  80
  81     const buf = await readFile(torrentfile.path)
  82     const parsedTorrent = parseTorrent(buf)
  83
  84     videoName = isArray(parsedTorrent.name) ? parsedTorrent.name[ 0 ] : parsedTorrent.name as string
  85   } else {
  86     magnetUri = body.magnetUri
  87
  88     const parsed = magnetUtil.decode(magnetUri)
  89     videoName = isArray(parsed.name) ? parsed.name[ 0 ] : parsed.name as string
  90   }
  91
  92   const video = buildVideo(res.locals.videoChannel.id, body, { name: videoName })
  93
  94   const thumbnailModel = await processThumbnail(req, video)
  95   const previewModel = await processPreview(req, video)
  96
  97   const tags = body.tags || undefined
  98   const videoImportAttributes = {
  99     magnetUri,
 100     torrentName,
 101     state: VideoImportState.PENDING,
 102     userId: user.id
 103   }
 104   const videoImport = await insertIntoDB({
 105     video,
 106     thumbnailModel,
 107     previewModel,
 108     videoChannel: res.locals.videoChannel,
 109     tags,
 110     videoImportAttributes
 111   })
 112
 113   // Create job to import the video
 114   const payload = {
 115     type: torrentfile ? 'torrent-file' as 'torrent-file' : 'magnet-uri' as 'magnet-uri',
 116     videoImportId: videoImport.id,
 117     magnetUri
 118   }
 119   await JobQueue.Instance.createJob({ type: 'video-import', payload })
 120
 121   auditLogger.create(getAuditIdFromRes(res), new VideoImportAuditView(videoImport.toFormattedJSON()))
 122
 123   return res.json(videoImport.toFormattedJSON()).end()
 124 }
 125
 126 async function addYoutubeDLImport (req: express.Request, res: express.Response) {
 127   const body: VideoImportCreate = req.body
 128   const targetUrl = body.targetUrl
 129   const user = res.locals.oauth.token.User
 130
 131   let youtubeDLInfo: YoutubeDLInfo
 132   try {
 133     youtubeDLInfo = await getYoutubeDLInfo(targetUrl)
 134   } catch (err) {
 135     logger.info('Cannot fetch information from import for URL %s.', targetUrl, { err })
 136
 137     return res.status(400).json({
 138       error: 'Cannot fetch remote information of this URL.'
 139     }).end()
 140   }
 141
 142   const video = buildVideo(res.locals.videoChannel.id, body, youtubeDLInfo)
 143
 144   const thumbnailModel = await processThumbnail(req, video)
 145   const previewModel = await processPreview(req, video)
 146
 147   const tags = body.tags || youtubeDLInfo.tags
 148   const videoImportAttributes = {
 149     targetUrl,
 150     state: VideoImportState.PENDING,
 151     userId: user.id
 152   }
 153   const videoImport = await insertIntoDB({
 154     video: video,
 155     thumbnailModel,
 156     previewModel,
 157     videoChannel: res.locals.videoChannel,
 158     tags,
 159     videoImportAttributes
 160   })
 161
 162   // Create job to import the video
 163   const payload = {
 164     type: 'youtube-dl' as 'youtube-dl',
 165     videoImportId: videoImport.id,
 166     thumbnailUrl: youtubeDLInfo.thumbnailUrl,
 167     downloadThumbnail: !thumbnailModel,
 168     downloadPreview: !previewModel
 169   }
 170   await JobQueue.Instance.createJob({ type: 'video-import', payload })
 171
 172   auditLogger.create(getAuditIdFromRes(res), new VideoImportAuditView(videoImport.toFormattedJSON()))
 173
 174   return res.json(videoImport.toFormattedJSON()).end()
 175 }
 176
 177 function buildVideo (channelId: number, body: VideoImportCreate, importData: YoutubeDLInfo) {
 178   const videoData = {
 179     name: body.name || importData.name || 'Unknown name',
 180     remote: false,
 181     category: body.category || importData.category,
 182     licence: body.licence || importData.licence,
 183     language: body.language || undefined,
 184     commentsEnabled: body.commentsEnabled || true,
 185     downloadEnabled: body.downloadEnabled || true,
 186     waitTranscoding: body.waitTranscoding || false,
 187     state: VideoState.TO_IMPORT,
 188     nsfw: body.nsfw || importData.nsfw || false,
 189     description: body.description || importData.description,
 190     support: body.support || null,
 191     privacy: body.privacy || VideoPrivacy.PRIVATE,
 192     duration: 0, // duration will be set by the import job
 193     channelId: channelId,
 194     originallyPublishedAt: importData.originallyPublishedAt
 195   }
 196   const video = new VideoModel(videoData)
 197   video.url = getVideoActivityPubUrl(video)
 198
 199   return video
 200 }
 201
 202 async function processThumbnail (req: express.Request, video: VideoModel) {
 203   const thumbnailField = req.files ? req.files['thumbnailfile'] : undefined
 204   if (thumbnailField) {
 205     const thumbnailPhysicalFile = thumbnailField[ 0 ]
 206
 207     return createVideoThumbnailFromExisting(thumbnailPhysicalFile.path, video, ThumbnailType.THUMBNAIL)
 208   }
 209
 210   return undefined
 211 }
 212
 213 async function processPreview (req: express.Request, video: VideoModel) {
 214   const previewField = req.files ? req.files['previewfile'] : undefined
 215   if (previewField) {
 216     const previewPhysicalFile = previewField[0]
 217
 218     return createVideoThumbnailFromExisting(previewPhysicalFile.path, video, ThumbnailType.PREVIEW)
 219   }
 220
 221   return undefined
 222 }
 223
 224 function insertIntoDB (parameters: {
 225   video: VideoModel,
 226   thumbnailModel: ThumbnailModel,
 227   previewModel: ThumbnailModel,
 228   videoChannel: VideoChannelModel,
 229   tags: string[],
 230   videoImportAttributes: Partial<VideoImportModel>
 231 }): Bluebird<VideoImportModel> {
 232   let { video, thumbnailModel, previewModel, videoChannel, tags, videoImportAttributes } = parameters
 233
 234   return sequelizeTypescript.transaction(async t => {
 235     const sequelizeOptions = { transaction: t }
 236
 237     // Save video object in database
 238     const videoCreated = await video.save(sequelizeOptions)
 239     videoCreated.VideoChannel = videoChannel
 240
 241     if (thumbnailModel) {
 242       thumbnailModel.videoId = videoCreated.id
 243       videoCreated.addThumbnail(await thumbnailModel.save({ transaction: t }))
 244     }
 245     if (previewModel) {
 246       previewModel.videoId = videoCreated.id
 247       videoCreated.addThumbnail(await previewModel.save({ transaction: t }))
 248     }
 249
 250     await autoBlacklistVideoIfNeeded(video, videoChannel.Account.User, t)
 251
 252     // Set tags to the video
 253     if (tags) {
 254       const tagInstances = await TagModel.findOrCreateTags(tags, t)
 255
 256       await videoCreated.$set('Tags', tagInstances, sequelizeOptions)
 257       videoCreated.Tags = tagInstances
 258     } else {
 259       videoCreated.Tags = []
 260     }
 261
 262     // Create video import object in database
 263     const videoImport = await VideoImportModel.create(
 264       Object.assign({ videoId: videoCreated.id }, videoImportAttributes),
 265       sequelizeOptions
 266     )
 267     videoImport.Video = videoCreated
 268
 269     return videoImport
 270   })
 271 }