server/lib/activitypub/videos.ts

   1 import * as Bluebird from 'bluebird'
   2 import * as sequelize from 'sequelize'
   3 import * as magnetUtil from 'magnet-uri'
   4 import * as request from 'request'
   5 import {
   6   ActivityHashTagObject,
   7   ActivityMagnetUrlObject,
   8   ActivityPlaylistSegmentHashesObject,
   9   ActivityPlaylistUrlObject,
  10   ActivityTagObject,
  11   ActivityUrlObject,
  12   ActivityVideoUrlObject,
  13   VideoState
  14 } from '../../../shared/index'
  15 import { VideoTorrentObject } from '../../../shared/models/activitypub/objects'
  16 import { VideoPrivacy } from '../../../shared/models/videos'
  17 import { sanitizeAndCheckVideoTorrentObject } from '../../helpers/custom-validators/activitypub/videos'
  18 import { isVideoFileInfoHashValid } from '../../helpers/custom-validators/videos'
  19 import { deleteNonExistingModels, resetSequelizeInstance, retryTransactionWrapper } from '../../helpers/database-utils'
  20 import { logger } from '../../helpers/logger'
  21 import { doRequest } from '../../helpers/requests'
  22 import {
  23   ACTIVITY_PUB,
  24   MIMETYPES,
  25   P2P_MEDIA_LOADER_PEER_VERSION,
  26   PREVIEWS_SIZE,
  27   REMOTE_SCHEME,
  28   STATIC_PATHS, THUMBNAILS_SIZE
  29 } from '../../initializers/constants'
  30 import { TagModel } from '../../models/video/tag'
  31 import { VideoModel } from '../../models/video/video'
  32 import { VideoFileModel } from '../../models/video/video-file'
  33 import { getOrCreateActorAndServerAndModel } from './actor'
  34 import { addVideoComments } from './video-comments'
  35 import { crawlCollectionPage } from './crawl'
  36 import { sendCreateVideo, sendUpdateVideo } from './send'
  37 import { isArray } from '../../helpers/custom-validators/misc'
  38 import { VideoCaptionModel } from '../../models/video/video-caption'
  39 import { JobQueue } from '../job-queue'
  40 import { ActivitypubHttpFetcherPayload } from '../job-queue/handlers/activitypub-http-fetcher'
  41 import { createRates } from './video-rates'
  42 import { addVideoShares, shareVideoByServerAndChannel } from './share'
  43 import { fetchVideoByUrl, VideoFetchByUrlType } from '../../helpers/video'
  44 import { buildRemoteVideoBaseUrl, checkUrlsSameHost, getAPId } from '../../helpers/activitypub'
  45 import { Notifier } from '../notifier'
  46 import { VideoStreamingPlaylistModel } from '../../models/video/video-streaming-playlist'
  47 import { VideoStreamingPlaylistType } from '../../../shared/models/videos/video-streaming-playlist.type'
  48 import { AccountVideoRateModel } from '../../models/account/account-video-rate'
  49 import { VideoShareModel } from '../../models/video/video-share'
  50 import { VideoCommentModel } from '../../models/video/video-comment'
  51 import { sequelizeTypescript } from '../../initializers/database'
  52 import { createPlaceholderThumbnail, createVideoMiniatureFromUrl } from '../thumbnail'
  53 import { ThumbnailType } from '../../../shared/models/videos/thumbnail.type'
  54 import { join } from 'path'
  55 import { FilteredModelAttributes } from '../../typings/sequelize'
  56 import { autoBlacklistVideoIfNeeded } from '../video-blacklist'
  57 import { ActorFollowScoreCache } from '../files-cache'
  58 import {
  59   MAccountIdActor,
  60   MChannelAccountLight,
  61   MChannelDefault,
  62   MChannelId,
  63   MStreamingPlaylist,
  64   MVideo,
  65   MVideoAccountLight,
  66   MVideoAccountLightBlacklistAllFiles,
  67   MVideoAP,
  68   MVideoAPWithoutCaption,
  69   MVideoFile,
  70   MVideoFullLight,
  71   MVideoId, MVideoImmutable,
  72   MVideoThumbnail
  73 } from '../../typings/models'
  74 import { MThumbnail } from '../../typings/models/video/thumbnail'
  75 import { maxBy, minBy } from 'lodash'
  76
  77 async function federateVideoIfNeeded (videoArg: MVideoAPWithoutCaption, isNewVideo: boolean, transaction?: sequelize.Transaction) {
  78   const video = videoArg as MVideoAP
  79
  80   if (
  81     // Check this is not a blacklisted video, or unfederated blacklisted video
  82     (video.isBlacklisted() === false || (isNewVideo === false && video.VideoBlacklist.unfederated === false)) &&
  83     // Check the video is public/unlisted and published
  84     video.hasPrivacyForFederation() && video.state === VideoState.PUBLISHED
  85   ) {
  86     // Fetch more attributes that we will need to serialize in AP object
  87     if (isArray(video.VideoCaptions) === false) {
  88       video.VideoCaptions = await video.$get('VideoCaptions', {
  89         attributes: [ 'language' ],
  90         transaction
  91       })
  92     }
  93
  94     if (isNewVideo) {
  95       // Now we'll add the video's meta data to our followers
  96       await sendCreateVideo(video, transaction)
  97       await shareVideoByServerAndChannel(video, transaction)
  98     } else {
  99       await sendUpdateVideo(video, transaction)
 100     }
 101   }
 102 }
 103
 104 async function fetchRemoteVideo (videoUrl: string): Promise<{ response: request.RequestResponse, videoObject: VideoTorrentObject }> {
 105   const options = {
 106     uri: videoUrl,
 107     method: 'GET',
 108     json: true,
 109     activityPub: true
 110   }
 111
 112   logger.info('Fetching remote video %s.', videoUrl)
 113
 114   const { response, body } = await doRequest(options)
 115
 116   if (sanitizeAndCheckVideoTorrentObject(body) === false || checkUrlsSameHost(body.id, videoUrl) !== true) {
 117     logger.debug('Remote video JSON is not valid.', { body })
 118     return { response, videoObject: undefined }
 119   }
 120
 121   return { response, videoObject: body }
 122 }
 123
 124 async function fetchRemoteVideoDescription (video: MVideoAccountLight) {
 125   const host = video.VideoChannel.Account.Actor.Server.host
 126   const path = video.getDescriptionAPIPath()
 127   const options = {
 128     uri: REMOTE_SCHEME.HTTP + '://' + host + path,
 129     json: true
 130   }
 131
 132   const { body } = await doRequest(options)
 133   return body.description ? body.description : ''
 134 }
 135
 136 function getOrCreateVideoChannelFromVideoObject (videoObject: VideoTorrentObject) {
 137   const channel = videoObject.attributedTo.find(a => a.type === 'Group')
 138   if (!channel) throw new Error('Cannot find associated video channel to video ' + videoObject.url)
 139
 140   if (checkUrlsSameHost(channel.id, videoObject.id) !== true) {
 141     throw new Error(`Video channel url ${channel.id} does not have the same host than video object id ${videoObject.id}`)
 142   }
 143
 144   return getOrCreateActorAndServerAndModel(channel.id, 'all')
 145 }
 146
 147 type SyncParam = {
 148   likes: boolean
 149   dislikes: boolean
 150   shares: boolean
 151   comments: boolean
 152   thumbnail: boolean
 153   refreshVideo?: boolean
 154 }
 155 async function syncVideoExternalAttributes (video: MVideo, fetchedVideo: VideoTorrentObject, syncParam: SyncParam) {
 156   logger.info('Adding likes/dislikes/shares/comments of video %s.', video.uuid)
 157
 158   const jobPayloads: ActivitypubHttpFetcherPayload[] = []
 159
 160   if (syncParam.likes === true) {
 161     const handler = items => createRates(items, video, 'like')
 162     const cleaner = crawlStartDate => AccountVideoRateModel.cleanOldRatesOf(video.id, 'like' as 'like', crawlStartDate)
 163
 164     await crawlCollectionPage<string>(fetchedVideo.likes, handler, cleaner)
 165       .catch(err => logger.error('Cannot add likes of video %s.', video.uuid, { err, rootUrl: fetchedVideo.likes }))
 166   } else {
 167     jobPayloads.push({ uri: fetchedVideo.likes, videoId: video.id, type: 'video-likes' as 'video-likes' })
 168   }
 169
 170   if (syncParam.dislikes === true) {
 171     const handler = items => createRates(items, video, 'dislike')
 172     const cleaner = crawlStartDate => AccountVideoRateModel.cleanOldRatesOf(video.id, 'dislike' as 'dislike', crawlStartDate)
 173
 174     await crawlCollectionPage<string>(fetchedVideo.dislikes, handler, cleaner)
 175       .catch(err => logger.error('Cannot add dislikes of video %s.', video.uuid, { err, rootUrl: fetchedVideo.dislikes }))
 176   } else {
 177     jobPayloads.push({ uri: fetchedVideo.dislikes, videoId: video.id, type: 'video-dislikes' as 'video-dislikes' })
 178   }
 179
 180   if (syncParam.shares === true) {
 181     const handler = items => addVideoShares(items, video)
 182     const cleaner = crawlStartDate => VideoShareModel.cleanOldSharesOf(video.id, crawlStartDate)
 183
 184     await crawlCollectionPage<string>(fetchedVideo.shares, handler, cleaner)
 185       .catch(err => logger.error('Cannot add shares of video %s.', video.uuid, { err, rootUrl: fetchedVideo.shares }))
 186   } else {
 187     jobPayloads.push({ uri: fetchedVideo.shares, videoId: video.id, type: 'video-shares' as 'video-shares' })
 188   }
 189
 190   if (syncParam.comments === true) {
 191     const handler = items => addVideoComments(items)
 192     const cleaner = crawlStartDate => VideoCommentModel.cleanOldCommentsOf(video.id, crawlStartDate)
 193
 194     await crawlCollectionPage<string>(fetchedVideo.comments, handler, cleaner)
 195       .catch(err => logger.error('Cannot add comments of video %s.', video.uuid, { err, rootUrl: fetchedVideo.comments }))
 196   } else {
 197     jobPayloads.push({ uri: fetchedVideo.comments, videoId: video.id, type: 'video-comments' as 'video-comments' })
 198   }
 199
 200   await Bluebird.map(jobPayloads, payload => JobQueue.Instance.createJobWithPromise({ type: 'activitypub-http-fetcher', payload }))
 201 }
 202
 203 type GetVideoResult <T> = Promise<{
 204   video: T
 205   created: boolean
 206   autoBlacklisted?: boolean
 207 }>
 208
 209 type GetVideoParamAll = {
 210   videoObject: { id: string } | string
 211   syncParam?: SyncParam
 212   fetchType?: 'all'
 213   allowRefresh?: boolean
 214 }
 215
 216 type GetVideoParamImmutable = {
 217   videoObject: { id: string } | string
 218   syncParam?: SyncParam
 219   fetchType: 'only-immutable-attributes'
 220   allowRefresh: false
 221 }
 222
 223 type GetVideoParamOther = {
 224   videoObject: { id: string } | string
 225   syncParam?: SyncParam
 226   fetchType?: 'all' | 'only-video'
 227   allowRefresh?: boolean
 228 }
 229
 230 function getOrCreateVideoAndAccountAndChannel (options: GetVideoParamAll): GetVideoResult<MVideoAccountLightBlacklistAllFiles>
 231 function getOrCreateVideoAndAccountAndChannel (options: GetVideoParamImmutable): GetVideoResult<MVideoImmutable>
 232 function getOrCreateVideoAndAccountAndChannel (
 233   options: GetVideoParamOther
 234 ): GetVideoResult<MVideoAccountLightBlacklistAllFiles | MVideoThumbnail>
 235 async function getOrCreateVideoAndAccountAndChannel (
 236   options: GetVideoParamAll | GetVideoParamImmutable | GetVideoParamOther
 237 ): GetVideoResult<MVideoAccountLightBlacklistAllFiles | MVideoThumbnail | MVideoImmutable> {
 238   // Default params
 239   const syncParam = options.syncParam || { likes: true, dislikes: true, shares: true, comments: true, thumbnail: true, refreshVideo: false }
 240   const fetchType = options.fetchType || 'all'
 241   const allowRefresh = options.allowRefresh !== false
 242
 243   // Get video url
 244   const videoUrl = getAPId(options.videoObject)
 245   let videoFromDatabase = await fetchVideoByUrl(videoUrl, fetchType)
 246
 247   if (videoFromDatabase) {
 248     // If allowRefresh is true, we could not call this function using 'only-immutable-attributes' fetch type
 249     if (allowRefresh === true && (videoFromDatabase as MVideoThumbnail).isOutdated()) {
 250       const refreshOptions = {
 251         video: videoFromDatabase as MVideoThumbnail,
 252         fetchedType: fetchType,
 253         syncParam
 254       }
 255
 256       if (syncParam.refreshVideo === true) {
 257         videoFromDatabase = await refreshVideoIfNeeded(refreshOptions)
 258       } else {
 259         await JobQueue.Instance.createJobWithPromise({
 260           type: 'activitypub-refresher',
 261           payload: { type: 'video', url: videoFromDatabase.url }
 262         })
 263       }
 264     }
 265
 266     return { video: videoFromDatabase, created: false }
 267   }
 268
 269   const { videoObject: fetchedVideo } = await fetchRemoteVideo(videoUrl)
 270   if (!fetchedVideo) throw new Error('Cannot fetch remote video with url: ' + videoUrl)
 271
 272   const actor = await getOrCreateVideoChannelFromVideoObject(fetchedVideo)
 273   const videoChannel = actor.VideoChannel
 274   const { autoBlacklisted, videoCreated } = await retryTransactionWrapper(createVideo, fetchedVideo, videoChannel, syncParam.thumbnail)
 275
 276   await syncVideoExternalAttributes(videoCreated, fetchedVideo, syncParam)
 277
 278   return { video: videoCreated, created: true, autoBlacklisted }
 279 }
 280
 281 async function updateVideoFromAP (options: {
 282   video: MVideoAccountLightBlacklistAllFiles
 283   videoObject: VideoTorrentObject
 284   account: MAccountIdActor
 285   channel: MChannelDefault
 286   overrideTo?: string[]
 287 }) {
 288   const { video, videoObject, account, channel, overrideTo } = options
 289
 290   logger.debug('Updating remote video "%s".', options.videoObject.uuid, { account, channel })
 291
 292   let videoFieldsSave: any
 293   const wasPrivateVideo = video.privacy === VideoPrivacy.PRIVATE
 294   const wasUnlistedVideo = video.privacy === VideoPrivacy.UNLISTED
 295
 296   try {
 297     let thumbnailModel: MThumbnail
 298
 299     try {
 300       thumbnailModel = await createVideoMiniatureFromUrl(getThumbnailFromIcons(videoObject).url, video, ThumbnailType.MINIATURE)
 301     } catch (err) {
 302       logger.warn('Cannot generate thumbnail of %s.', videoObject.id, { err })
 303     }
 304
 305     const videoUpdated = await sequelizeTypescript.transaction(async t => {
 306       const sequelizeOptions = { transaction: t }
 307
 308       videoFieldsSave = video.toJSON()
 309
 310       // Check actor has the right to update the video
 311       const videoChannel = video.VideoChannel
 312       if (videoChannel.Account.id !== account.id) {
 313         throw new Error('Account ' + account.Actor.url + ' does not own video channel ' + videoChannel.Actor.url)
 314       }
 315
 316       const to = overrideTo || videoObject.to
 317       const videoData = await videoActivityObjectToDBAttributes(channel, videoObject, to)
 318       video.name = videoData.name
 319       video.uuid = videoData.uuid
 320       video.url = videoData.url
 321       video.category = videoData.category
 322       video.licence = videoData.licence
 323       video.language = videoData.language
 324       video.description = videoData.description
 325       video.support = videoData.support
 326       video.nsfw = videoData.nsfw
 327       video.commentsEnabled = videoData.commentsEnabled
 328       video.downloadEnabled = videoData.downloadEnabled
 329       video.waitTranscoding = videoData.waitTranscoding
 330       video.state = videoData.state
 331       video.duration = videoData.duration
 332       video.createdAt = videoData.createdAt
 333       video.publishedAt = videoData.publishedAt
 334       video.originallyPublishedAt = videoData.originallyPublishedAt
 335       video.privacy = videoData.privacy
 336       video.channelId = videoData.channelId
 337       video.views = videoData.views
 338
 339       const videoUpdated = await video.save(sequelizeOptions) as MVideoFullLight
 340
 341       if (thumbnailModel) await videoUpdated.addAndSaveThumbnail(thumbnailModel, t)
 342
 343       const previewUrl = videoUpdated.getPreview().getFileUrl(videoUpdated)
 344       const previewModel = createPlaceholderThumbnail(previewUrl, video, ThumbnailType.PREVIEW, PREVIEWS_SIZE)
 345       await videoUpdated.addAndSaveThumbnail(previewModel, t)
 346
 347       {
 348         const videoFileAttributes = videoFileActivityUrlToDBAttributes(videoUpdated, videoObject.url)
 349         const newVideoFiles = videoFileAttributes.map(a => new VideoFileModel(a))
 350
 351         // Remove video files that do not exist anymore
 352         const destroyTasks = deleteNonExistingModels(videoUpdated.VideoFiles, newVideoFiles, t)
 353         await Promise.all(destroyTasks)
 354
 355         // Update or add other one
 356         const upsertTasks = newVideoFiles.map(f => VideoFileModel.customUpsert(f, 'video', t))
 357         videoUpdated.VideoFiles = await Promise.all(upsertTasks)
 358       }
 359
 360       {
 361         const streamingPlaylistAttributes = streamingPlaylistActivityUrlToDBAttributes(videoUpdated, videoObject, videoUpdated.VideoFiles)
 362         const newStreamingPlaylists = streamingPlaylistAttributes.map(a => new VideoStreamingPlaylistModel(a))
 363
 364         // Remove video playlists that do not exist anymore
 365         const destroyTasks = deleteNonExistingModels(videoUpdated.VideoStreamingPlaylists, newStreamingPlaylists, t)
 366         await Promise.all(destroyTasks)
 367
 368         let oldStreamingPlaylistFiles: MVideoFile[] = []
 369         for (const videoStreamingPlaylist of videoUpdated.VideoStreamingPlaylists) {
 370           oldStreamingPlaylistFiles = oldStreamingPlaylistFiles.concat(videoStreamingPlaylist.VideoFiles)
 371         }
 372
 373         videoUpdated.VideoStreamingPlaylists = []
 374
 375         for (const playlistAttributes of streamingPlaylistAttributes) {
 376           const streamingPlaylistModel = await VideoStreamingPlaylistModel.upsert(playlistAttributes, { returning: true, transaction: t })
 377                                      .then(([ streamingPlaylist ]) => streamingPlaylist)
 378
 379           const newVideoFiles: MVideoFile[] = videoFileActivityUrlToDBAttributes(streamingPlaylistModel, playlistAttributes.tagAPObject)
 380             .map(a => new VideoFileModel(a))
 381           const destroyTasks = deleteNonExistingModels(oldStreamingPlaylistFiles, newVideoFiles, t)
 382           await Promise.all(destroyTasks)
 383
 384           // Update or add other one
 385           const upsertTasks = newVideoFiles.map(f => VideoFileModel.customUpsert(f, 'streaming-playlist', t))
 386           streamingPlaylistModel.VideoFiles = await Promise.all(upsertTasks)
 387
 388           videoUpdated.VideoStreamingPlaylists.push(streamingPlaylistModel)
 389         }
 390       }
 391
 392       {
 393         // Update Tags
 394         const tags = videoObject.tag
 395                                 .filter(isAPHashTagObject)
 396                                 .map(tag => tag.name)
 397         const tagInstances = await TagModel.findOrCreateTags(tags, t)
 398         await videoUpdated.$set('Tags', tagInstances, sequelizeOptions)
 399       }
 400
 401       {
 402         // Update captions
 403         await VideoCaptionModel.deleteAllCaptionsOfRemoteVideo(videoUpdated.id, t)
 404
 405         const videoCaptionsPromises = videoObject.subtitleLanguage.map(c => {
 406           return VideoCaptionModel.insertOrReplaceLanguage(videoUpdated.id, c.identifier, c.url, t)
 407         })
 408         await Promise.all(videoCaptionsPromises)
 409       }
 410
 411       return videoUpdated
 412     })
 413
 414     await autoBlacklistVideoIfNeeded({
 415       video: videoUpdated,
 416       user: undefined,
 417       isRemote: true,
 418       isNew: false,
 419       transaction: undefined
 420     })
 421
 422     if (wasPrivateVideo || wasUnlistedVideo) Notifier.Instance.notifyOnNewVideoIfNeeded(videoUpdated) // Notify our users?
 423
 424     logger.info('Remote video with uuid %s updated', videoObject.uuid)
 425
 426     return videoUpdated
 427   } catch (err) {
 428     if (video !== undefined && videoFieldsSave !== undefined) {
 429       resetSequelizeInstance(video, videoFieldsSave)
 430     }
 431
 432     // This is just a debug because we will retry the insert
 433     logger.debug('Cannot update the remote video.', { err })
 434     throw err
 435   }
 436 }
 437
 438 async function refreshVideoIfNeeded (options: {
 439   video: MVideoThumbnail
 440   fetchedType: VideoFetchByUrlType
 441   syncParam: SyncParam
 442 }): Promise<MVideoThumbnail> {
 443   if (!options.video.isOutdated()) return options.video
 444
 445   // We need more attributes if the argument video was fetched with not enough joints
 446   const video = options.fetchedType === 'all'
 447     ? options.video as MVideoAccountLightBlacklistAllFiles
 448     : await VideoModel.loadByUrlAndPopulateAccount(options.video.url)
 449
 450   try {
 451     const { response, videoObject } = await fetchRemoteVideo(video.url)
 452     if (response.statusCode === 404) {
 453       logger.info('Cannot refresh remote video %s: video does not exist anymore. Deleting it.', video.url)
 454
 455       // Video does not exist anymore
 456       await video.destroy()
 457       return undefined
 458     }
 459
 460     if (videoObject === undefined) {
 461       logger.warn('Cannot refresh remote video %s: invalid body.', video.url)
 462
 463       await video.setAsRefreshed()
 464       return video
 465     }
 466
 467     const channelActor = await getOrCreateVideoChannelFromVideoObject(videoObject)
 468
 469     const updateOptions = {
 470       video,
 471       videoObject,
 472       account: channelActor.VideoChannel.Account,
 473       channel: channelActor.VideoChannel
 474     }
 475     await retryTransactionWrapper(updateVideoFromAP, updateOptions)
 476     await syncVideoExternalAttributes(video, videoObject, options.syncParam)
 477
 478     ActorFollowScoreCache.Instance.addGoodServerId(video.VideoChannel.Actor.serverId)
 479
 480     return video
 481   } catch (err) {
 482     logger.warn('Cannot refresh video %s.', options.video.url, { err })
 483
 484     ActorFollowScoreCache.Instance.addBadServerId(video.VideoChannel.Actor.serverId)
 485
 486     // Don't refresh in loop
 487     await video.setAsRefreshed()
 488     return video
 489   }
 490 }
 491
 492 export {
 493   updateVideoFromAP,
 494   refreshVideoIfNeeded,
 495   federateVideoIfNeeded,
 496   fetchRemoteVideo,
 497   getOrCreateVideoAndAccountAndChannel,
 498   fetchRemoteVideoDescription,
 499   getOrCreateVideoChannelFromVideoObject
 500 }
 501
 502 // ---------------------------------------------------------------------------
 503
 504 function isAPVideoUrlObject (url: any): url is ActivityVideoUrlObject {
 505   const mimeTypes = Object.keys(MIMETYPES.VIDEO.MIMETYPE_EXT)
 506
 507   const urlMediaType = url.mediaType
 508   return mimeTypes.indexOf(urlMediaType) !== -1 && urlMediaType.startsWith('video/')
 509 }
 510
 511 function isAPStreamingPlaylistUrlObject (url: ActivityUrlObject): url is ActivityPlaylistUrlObject {
 512   return url && url.mediaType === 'application/x-mpegURL'
 513 }
 514
 515 function isAPPlaylistSegmentHashesUrlObject (tag: any): tag is ActivityPlaylistSegmentHashesObject {
 516   return tag && tag.name === 'sha256' && tag.type === 'Link' && tag.mediaType === 'application/json'
 517 }
 518
 519 function isAPMagnetUrlObject (url: any): url is ActivityMagnetUrlObject {
 520   return url && url.mediaType === 'application/x-bittorrent;x-scheme-handler/magnet'
 521 }
 522
 523 function isAPHashTagObject (url: any): url is ActivityHashTagObject {
 524   return url && url.type === 'Hashtag'
 525 }
 526
 527 async function createVideo (videoObject: VideoTorrentObject, channel: MChannelAccountLight, waitThumbnail = false) {
 528   logger.debug('Adding remote video %s.', videoObject.id)
 529
 530   const videoData = await videoActivityObjectToDBAttributes(channel, videoObject, videoObject.to)
 531   const video = VideoModel.build(videoData) as MVideoThumbnail
 532
 533   const promiseThumbnail = createVideoMiniatureFromUrl(getThumbnailFromIcons(videoObject).url, video, ThumbnailType.MINIATURE)
 534
 535   let thumbnailModel: MThumbnail
 536   if (waitThumbnail === true) {
 537     thumbnailModel = await promiseThumbnail
 538   }
 539
 540   const { autoBlacklisted, videoCreated } = await sequelizeTypescript.transaction(async t => {
 541     const sequelizeOptions = { transaction: t }
 542
 543     const videoCreated = await video.save(sequelizeOptions) as MVideoFullLight
 544     videoCreated.VideoChannel = channel
 545
 546     if (thumbnailModel) await videoCreated.addAndSaveThumbnail(thumbnailModel, t)
 547
 548     const previewIcon = getPreviewFromIcons(videoObject)
 549     const previewUrl = previewIcon
 550       ? previewIcon.url
 551       : buildRemoteVideoBaseUrl(videoCreated, join(STATIC_PATHS.PREVIEWS, video.generatePreviewName()))
 552     const previewModel = createPlaceholderThumbnail(previewUrl, videoCreated, ThumbnailType.PREVIEW, PREVIEWS_SIZE)
 553
 554     if (thumbnailModel) await videoCreated.addAndSaveThumbnail(previewModel, t)
 555
 556     // Process files
 557     const videoFileAttributes = videoFileActivityUrlToDBAttributes(videoCreated, videoObject.url)
 558
 559     const videoFilePromises = videoFileAttributes.map(f => VideoFileModel.create(f, { transaction: t }))
 560     const videoFiles = await Promise.all(videoFilePromises)
 561
 562     const streamingPlaylistsAttributes = streamingPlaylistActivityUrlToDBAttributes(videoCreated, videoObject, videoFiles)
 563     videoCreated.VideoStreamingPlaylists = []
 564
 565     for (const playlistAttributes of streamingPlaylistsAttributes) {
 566       const playlistModel = await VideoStreamingPlaylistModel.create(playlistAttributes, { transaction: t })
 567
 568       const playlistFiles = videoFileActivityUrlToDBAttributes(playlistModel, playlistAttributes.tagAPObject)
 569       const videoFilePromises = playlistFiles.map(f => VideoFileModel.create(f, { transaction: t }))
 570       playlistModel.VideoFiles = await Promise.all(videoFilePromises)
 571
 572       videoCreated.VideoStreamingPlaylists.push(playlistModel)
 573     }
 574
 575     // Process tags
 576     const tags = videoObject.tag
 577                             .filter(isAPHashTagObject)
 578                             .map(t => t.name)
 579     const tagInstances = await TagModel.findOrCreateTags(tags, t)
 580     await videoCreated.$set('Tags', tagInstances, sequelizeOptions)
 581
 582     // Process captions
 583     const videoCaptionsPromises = videoObject.subtitleLanguage.map(c => {
 584       return VideoCaptionModel.insertOrReplaceLanguage(videoCreated.id, c.identifier, c.url, t)
 585     })
 586     await Promise.all(videoCaptionsPromises)
 587
 588     videoCreated.VideoFiles = videoFiles
 589     videoCreated.Tags = tagInstances
 590
 591     const autoBlacklisted = await autoBlacklistVideoIfNeeded({
 592       video: videoCreated,
 593       user: undefined,
 594       isRemote: true,
 595       isNew: true,
 596       transaction: t
 597     })
 598
 599     logger.info('Remote video with uuid %s inserted.', videoObject.uuid)
 600
 601     return { autoBlacklisted, videoCreated }
 602   })
 603
 604   if (waitThumbnail === false) {
 605     promiseThumbnail.then(thumbnailModel => {
 606       thumbnailModel = videoCreated.id
 607
 608       return thumbnailModel.save()
 609     }).catch(err => logger.error('Cannot create miniature from url.', { err }))
 610   }
 611
 612   return { autoBlacklisted, videoCreated }
 613 }
 614
 615 function videoActivityObjectToDBAttributes (videoChannel: MChannelId, videoObject: VideoTorrentObject, to: string[] = []) {
 616   const privacy = to.indexOf(ACTIVITY_PUB.PUBLIC) !== -1 ? VideoPrivacy.PUBLIC : VideoPrivacy.UNLISTED
 617   const duration = videoObject.duration.replace(/[^\d]+/, '')
 618
 619   let language: string | undefined
 620   if (videoObject.language) {
 621     language = videoObject.language.identifier
 622   }
 623
 624   let category: number | undefined
 625   if (videoObject.category) {
 626     category = parseInt(videoObject.category.identifier, 10)
 627   }
 628
 629   let licence: number | undefined
 630   if (videoObject.licence) {
 631     licence = parseInt(videoObject.licence.identifier, 10)
 632   }
 633
 634   const description = videoObject.content || null
 635   const support = videoObject.support || null
 636
 637   return {
 638     name: videoObject.name,
 639     uuid: videoObject.uuid,
 640     url: videoObject.id,
 641     category,
 642     licence,
 643     language,
 644     description,
 645     support,
 646     nsfw: videoObject.sensitive,
 647     commentsEnabled: videoObject.commentsEnabled,
 648     downloadEnabled: videoObject.downloadEnabled,
 649     waitTranscoding: videoObject.waitTranscoding,
 650     state: videoObject.state,
 651     channelId: videoChannel.id,
 652     duration: parseInt(duration, 10),
 653     createdAt: new Date(videoObject.published),
 654     publishedAt: new Date(videoObject.published),
 655     originallyPublishedAt: videoObject.originallyPublishedAt ? new Date(videoObject.originallyPublishedAt) : null,
 656     updatedAt: new Date(videoObject.updated),
 657     views: videoObject.views,
 658     likes: 0,
 659     dislikes: 0,
 660     remote: true,
 661     privacy
 662   }
 663 }
 664
 665 function videoFileActivityUrlToDBAttributes (
 666   videoOrPlaylist: MVideo | MStreamingPlaylist,
 667   urls: (ActivityTagObject | ActivityUrlObject)[]
 668 ) {
 669   const fileUrls = urls.filter(u => isAPVideoUrlObject(u)) as ActivityVideoUrlObject[]
 670
 671   if (fileUrls.length === 0) return []
 672
 673   const attributes: FilteredModelAttributes<VideoFileModel>[] = []
 674   for (const fileUrl of fileUrls) {
 675     // Fetch associated magnet uri
 676     const magnet = urls.filter(isAPMagnetUrlObject)
 677                        .find(u => u.height === fileUrl.height)
 678
 679     if (!magnet) throw new Error('Cannot find associated magnet uri for file ' + fileUrl.href)
 680
 681     const parsed = magnetUtil.decode(magnet.href)
 682     if (!parsed || isVideoFileInfoHashValid(parsed.infoHash) === false) {
 683       throw new Error('Cannot parse magnet URI ' + magnet.href)
 684     }
 685
 686     const mediaType = fileUrl.mediaType
 687     const attribute = {
 688       extname: MIMETYPES.VIDEO.MIMETYPE_EXT[mediaType],
 689       infoHash: parsed.infoHash,
 690       resolution: fileUrl.height,
 691       size: fileUrl.size,
 692       fps: fileUrl.fps || -1,
 693
 694       // This is a video file owned by a video or by a streaming playlist
 695       videoId: (videoOrPlaylist as MStreamingPlaylist).playlistUrl ? null : videoOrPlaylist.id,
 696       videoStreamingPlaylistId: (videoOrPlaylist as MStreamingPlaylist).playlistUrl ? videoOrPlaylist.id : null
 697     }
 698
 699     attributes.push(attribute)
 700   }
 701
 702   return attributes
 703 }
 704
 705 function streamingPlaylistActivityUrlToDBAttributes (video: MVideoId, videoObject: VideoTorrentObject, videoFiles: MVideoFile[]) {
 706   const playlistUrls = videoObject.url.filter(u => isAPStreamingPlaylistUrlObject(u)) as ActivityPlaylistUrlObject[]
 707   if (playlistUrls.length === 0) return []
 708
 709   const attributes: (FilteredModelAttributes<VideoStreamingPlaylistModel> & { tagAPObject?: ActivityTagObject[] })[] = []
 710   for (const playlistUrlObject of playlistUrls) {
 711     const segmentsSha256UrlObject = playlistUrlObject.tag.find(isAPPlaylistSegmentHashesUrlObject)
 712
 713     let files: unknown[] = playlistUrlObject.tag.filter(u => isAPVideoUrlObject(u)) as ActivityVideoUrlObject[]
 714
 715     // FIXME: backward compatibility introduced in v2.1.0
 716     if (files.length === 0) files = videoFiles
 717
 718     if (!segmentsSha256UrlObject) {
 719       logger.warn('No segment sha256 URL found in AP playlist object.', { playlistUrl: playlistUrlObject })
 720       continue
 721     }
 722
 723     const attribute = {
 724       type: VideoStreamingPlaylistType.HLS,
 725       playlistUrl: playlistUrlObject.href,
 726       segmentsSha256Url: segmentsSha256UrlObject.href,
 727       p2pMediaLoaderInfohashes: VideoStreamingPlaylistModel.buildP2PMediaLoaderInfoHashes(playlistUrlObject.href, files),
 728       p2pMediaLoaderPeerVersion: P2P_MEDIA_LOADER_PEER_VERSION,
 729       videoId: video.id,
 730       tagAPObject: playlistUrlObject.tag
 731     }
 732
 733     attributes.push(attribute)
 734   }
 735
 736   return attributes
 737 }
 738
 739 function getThumbnailFromIcons (videoObject: VideoTorrentObject) {
 740   let validIcons = videoObject.icon.filter(i => i.width > THUMBNAILS_SIZE.minWidth)
 741   // Fallback if there are not valid icons
 742   if (validIcons.length === 0) validIcons = videoObject.icon
 743
 744   return minBy(validIcons, 'width')
 745 }
 746
 747 function getPreviewFromIcons (videoObject: VideoTorrentObject) {
 748   const validIcons = videoObject.icon.filter(i => i.width > PREVIEWS_SIZE.minWidth)
 749
 750   // FIXME: don't put a fallback here for compatibility with PeerTube <2.2
 751
 752   return maxBy(validIcons, 'width')
 753 }