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 { isAPVideoFileMetadataObject, 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,
  29   THUMBNAILS_SIZE
  30 } from '../../initializers/constants'
  31 import { TagModel } from '../../models/video/tag'
  32 import { VideoModel } from '../../models/video/video'
  33 import { VideoFileModel } from '../../models/video/video-file'
  34 import { getOrCreateActorAndServerAndModel } from './actor'
  35 import { addVideoComments } from './video-comments'
  36 import { crawlCollectionPage } from './crawl'
  37 import { sendCreateVideo, sendUpdateVideo } from './send'
  38 import { isArray } from '../../helpers/custom-validators/misc'
  39 import { VideoCaptionModel } from '../../models/video/video-caption'
  40 import { JobQueue } from '../job-queue'
  41 import { ActivitypubHttpFetcherPayload } from '../job-queue/handlers/activitypub-http-fetcher'
  42 import { createRates } from './video-rates'
  43 import { addVideoShares, shareVideoByServerAndChannel } from './share'
  44 import { fetchVideoByUrl, VideoFetchByUrlType } from '../../helpers/video'
  45 import { buildRemoteVideoBaseUrl, checkUrlsSameHost, getAPId } from '../../helpers/activitypub'
  46 import { Notifier } from '../notifier'
  47 import { VideoStreamingPlaylistModel } from '../../models/video/video-streaming-playlist'
  48 import { VideoStreamingPlaylistType } from '../../../shared/models/videos/video-streaming-playlist.type'
  49 import { AccountVideoRateModel } from '../../models/account/account-video-rate'
  50 import { VideoShareModel } from '../../models/video/video-share'
  51 import { VideoCommentModel } from '../../models/video/video-comment'
  52 import { sequelizeTypescript } from '../../initializers/database'
  53 import { createPlaceholderThumbnail, createVideoMiniatureFromUrl } from '../thumbnail'
  54 import { ThumbnailType } from '../../../shared/models/videos/thumbnail.type'
  55 import { join } from 'path'
  56 import { FilteredModelAttributes } from '../../typings/sequelize'
  57 import { autoBlacklistVideoIfNeeded } from '../video-blacklist'
  58 import { ActorFollowScoreCache } from '../files-cache'
  59 import {
  60   MAccountIdActor,
  61   MChannelAccountLight,
  62   MChannelDefault,
  63   MChannelId,
  64   MStreamingPlaylist,
  65   MVideo,
  66   MVideoAccountLight,
  67   MVideoAccountLightBlacklistAllFiles,
  68   MVideoAP,
  69   MVideoAPWithoutCaption,
  70   MVideoFile,
  71   MVideoFullLight,
  72   MVideoId,
  73   MVideoImmutable,
  74   MVideoThumbnail
  75 } from '../../typings/models'
  76 import { MThumbnail } from '../../typings/models/video/thumbnail'
  77 import { maxBy, minBy } from 'lodash'
  78
  79 async function federateVideoIfNeeded (videoArg: MVideoAPWithoutCaption, isNewVideo: boolean, transaction?: sequelize.Transaction) {
  80   const video = videoArg as MVideoAP
  81
  82   if (
  83     // Check this is not a blacklisted video, or unfederated blacklisted video
  84     (video.isBlacklisted() === false || (isNewVideo === false && video.VideoBlacklist.unfederated === false)) &&
  85     // Check the video is public/unlisted and published
  86     video.hasPrivacyForFederation() && video.state === VideoState.PUBLISHED
  87   ) {
  88     // Fetch more attributes that we will need to serialize in AP object
  89     if (isArray(video.VideoCaptions) === false) {
  90       video.VideoCaptions = await video.$get('VideoCaptions', {
  91         attributes: [ 'language' ],
  92         transaction
  93       })
  94     }
  95
  96     if (isNewVideo) {
  97       // Now we'll add the video's meta data to our followers
  98       await sendCreateVideo(video, transaction)
  99       await shareVideoByServerAndChannel(video, transaction)
 100     } else {
 101       await sendUpdateVideo(video, transaction)
 102     }
 103   }
 104 }
 105
 106 async function fetchRemoteVideo (videoUrl: string): Promise<{ response: request.RequestResponse, videoObject: VideoTorrentObject }> {
 107   const options = {
 108     uri: videoUrl,
 109     method: 'GET',
 110     json: true,
 111     activityPub: true
 112   }
 113
 114   logger.info('Fetching remote video %s.', videoUrl)
 115
 116   const { response, body } = await doRequest<any>(options)
 117
 118   if (sanitizeAndCheckVideoTorrentObject(body) === false || checkUrlsSameHost(body.id, videoUrl) !== true) {
 119     logger.debug('Remote video JSON is not valid.', { body })
 120     return { response, videoObject: undefined }
 121   }
 122
 123   return { response, videoObject: body }
 124 }
 125
 126 async function fetchRemoteVideoDescription (video: MVideoAccountLight) {
 127   const host = video.VideoChannel.Account.Actor.Server.host
 128   const path = video.getDescriptionAPIPath()
 129   const options = {
 130     uri: REMOTE_SCHEME.HTTP + '://' + host + path,
 131     json: true
 132   }
 133
 134   const { body } = await doRequest<any>(options)
 135   return body.description ? body.description : ''
 136 }
 137
 138 function getOrCreateVideoChannelFromVideoObject (videoObject: VideoTorrentObject) {
 139   const channel = videoObject.attributedTo.find(a => a.type === 'Group')
 140   if (!channel) throw new Error('Cannot find associated video channel to video ' + videoObject.url)
 141
 142   if (checkUrlsSameHost(channel.id, videoObject.id) !== true) {
 143     throw new Error(`Video channel url ${channel.id} does not have the same host than video object id ${videoObject.id}`)
 144   }
 145
 146   return getOrCreateActorAndServerAndModel(channel.id, 'all')
 147 }
 148
 149 type SyncParam = {
 150   likes: boolean
 151   dislikes: boolean
 152   shares: boolean
 153   comments: boolean
 154   thumbnail: boolean
 155   refreshVideo?: boolean
 156 }
 157 async function syncVideoExternalAttributes (video: MVideo, fetchedVideo: VideoTorrentObject, syncParam: SyncParam) {
 158   logger.info('Adding likes/dislikes/shares/comments of video %s.', video.uuid)
 159
 160   const jobPayloads: ActivitypubHttpFetcherPayload[] = []
 161
 162   if (syncParam.likes === true) {
 163     const handler = items => createRates(items, video, 'like')
 164     const cleaner = crawlStartDate => AccountVideoRateModel.cleanOldRatesOf(video.id, 'like' as 'like', crawlStartDate)
 165
 166     await crawlCollectionPage<string>(fetchedVideo.likes, handler, cleaner)
 167       .catch(err => logger.error('Cannot add likes of video %s.', video.uuid, { err, rootUrl: fetchedVideo.likes }))
 168   } else {
 169     jobPayloads.push({ uri: fetchedVideo.likes, videoId: video.id, type: 'video-likes' as 'video-likes' })
 170   }
 171
 172   if (syncParam.dislikes === true) {
 173     const handler = items => createRates(items, video, 'dislike')
 174     const cleaner = crawlStartDate => AccountVideoRateModel.cleanOldRatesOf(video.id, 'dislike' as 'dislike', crawlStartDate)
 175
 176     await crawlCollectionPage<string>(fetchedVideo.dislikes, handler, cleaner)
 177       .catch(err => logger.error('Cannot add dislikes of video %s.', video.uuid, { err, rootUrl: fetchedVideo.dislikes }))
 178   } else {
 179     jobPayloads.push({ uri: fetchedVideo.dislikes, videoId: video.id, type: 'video-dislikes' as 'video-dislikes' })
 180   }
 181
 182   if (syncParam.shares === true) {
 183     const handler = items => addVideoShares(items, video)
 184     const cleaner = crawlStartDate => VideoShareModel.cleanOldSharesOf(video.id, crawlStartDate)
 185
 186     await crawlCollectionPage<string>(fetchedVideo.shares, handler, cleaner)
 187       .catch(err => logger.error('Cannot add shares of video %s.', video.uuid, { err, rootUrl: fetchedVideo.shares }))
 188   } else {
 189     jobPayloads.push({ uri: fetchedVideo.shares, videoId: video.id, type: 'video-shares' as 'video-shares' })
 190   }
 191
 192   if (syncParam.comments === true) {
 193     const handler = items => addVideoComments(items)
 194     const cleaner = crawlStartDate => VideoCommentModel.cleanOldCommentsOf(video.id, crawlStartDate)
 195
 196     await crawlCollectionPage<string>(fetchedVideo.comments, handler, cleaner)
 197       .catch(err => logger.error('Cannot add comments of video %s.', video.uuid, { err, rootUrl: fetchedVideo.comments }))
 198   } else {
 199     jobPayloads.push({ uri: fetchedVideo.comments, videoId: video.id, type: 'video-comments' as 'video-comments' })
 200   }
 201
 202   await Bluebird.map(jobPayloads, payload => JobQueue.Instance.createJobWithPromise({ type: 'activitypub-http-fetcher', payload }))
 203 }
 204
 205 type GetVideoResult <T> = Promise<{
 206   video: T
 207   created: boolean
 208   autoBlacklisted?: boolean
 209 }>
 210
 211 type GetVideoParamAll = {
 212   videoObject: { id: string } | string
 213   syncParam?: SyncParam
 214   fetchType?: 'all'
 215   allowRefresh?: boolean
 216 }
 217
 218 type GetVideoParamImmutable = {
 219   videoObject: { id: string } | string
 220   syncParam?: SyncParam
 221   fetchType: 'only-immutable-attributes'
 222   allowRefresh: false
 223 }
 224
 225 type GetVideoParamOther = {
 226   videoObject: { id: string } | string
 227   syncParam?: SyncParam
 228   fetchType?: 'all' | 'only-video'
 229   allowRefresh?: boolean
 230 }
 231
 232 function getOrCreateVideoAndAccountAndChannel (options: GetVideoParamAll): GetVideoResult<MVideoAccountLightBlacklistAllFiles>
 233 function getOrCreateVideoAndAccountAndChannel (options: GetVideoParamImmutable): GetVideoResult<MVideoImmutable>
 234 function getOrCreateVideoAndAccountAndChannel (
 235   options: GetVideoParamOther
 236 ): GetVideoResult<MVideoAccountLightBlacklistAllFiles | MVideoThumbnail>
 237 async function getOrCreateVideoAndAccountAndChannel (
 238   options: GetVideoParamAll | GetVideoParamImmutable | GetVideoParamOther
 239 ): GetVideoResult<MVideoAccountLightBlacklistAllFiles | MVideoThumbnail | MVideoImmutable> {
 240   // Default params
 241   const syncParam = options.syncParam || { likes: true, dislikes: true, shares: true, comments: true, thumbnail: true, refreshVideo: false }
 242   const fetchType = options.fetchType || 'all'
 243   const allowRefresh = options.allowRefresh !== false
 244
 245   // Get video url
 246   const videoUrl = getAPId(options.videoObject)
 247   let videoFromDatabase = await fetchVideoByUrl(videoUrl, fetchType)
 248
 249   if (videoFromDatabase) {
 250     // If allowRefresh is true, we could not call this function using 'only-immutable-attributes' fetch type
 251     if (allowRefresh === true && (videoFromDatabase as MVideoThumbnail).isOutdated()) {
 252       const refreshOptions = {
 253         video: videoFromDatabase as MVideoThumbnail,
 254         fetchedType: fetchType,
 255         syncParam
 256       }
 257
 258       if (syncParam.refreshVideo === true) {
 259         videoFromDatabase = await refreshVideoIfNeeded(refreshOptions)
 260       } else {
 261         await JobQueue.Instance.createJobWithPromise({
 262           type: 'activitypub-refresher',
 263           payload: { type: 'video', url: videoFromDatabase.url }
 264         })
 265       }
 266     }
 267
 268     return { video: videoFromDatabase, created: false }
 269   }
 270
 271   const { videoObject: fetchedVideo } = await fetchRemoteVideo(videoUrl)
 272   if (!fetchedVideo) throw new Error('Cannot fetch remote video with url: ' + videoUrl)
 273
 274   const actor = await getOrCreateVideoChannelFromVideoObject(fetchedVideo)
 275   const videoChannel = actor.VideoChannel
 276   const { autoBlacklisted, videoCreated } = await retryTransactionWrapper(createVideo, fetchedVideo, videoChannel, syncParam.thumbnail)
 277
 278   await syncVideoExternalAttributes(videoCreated, fetchedVideo, syncParam)
 279
 280   return { video: videoCreated, created: true, autoBlacklisted }
 281 }
 282
 283 async function updateVideoFromAP (options: {
 284   video: MVideoAccountLightBlacklistAllFiles
 285   videoObject: VideoTorrentObject
 286   account: MAccountIdActor
 287   channel: MChannelDefault
 288   overrideTo?: string[]
 289 }) {
 290   const { video, videoObject, account, channel, overrideTo } = options
 291
 292   logger.debug('Updating remote video "%s".', options.videoObject.uuid, { account, channel })
 293
 294   let videoFieldsSave: any
 295   const wasPrivateVideo = video.privacy === VideoPrivacy.PRIVATE
 296   const wasUnlistedVideo = video.privacy === VideoPrivacy.UNLISTED
 297
 298   try {
 299     let thumbnailModel: MThumbnail
 300
 301     try {
 302       thumbnailModel = await createVideoMiniatureFromUrl(getThumbnailFromIcons(videoObject).url, video, ThumbnailType.MINIATURE)
 303     } catch (err) {
 304       logger.warn('Cannot generate thumbnail of %s.', videoObject.id, { err })
 305     }
 306
 307     const videoUpdated = await sequelizeTypescript.transaction(async t => {
 308       const sequelizeOptions = { transaction: t }
 309
 310       videoFieldsSave = video.toJSON()
 311
 312       // Check actor has the right to update the video
 313       const videoChannel = video.VideoChannel
 314       if (videoChannel.Account.id !== account.id) {
 315         throw new Error('Account ' + account.Actor.url + ' does not own video channel ' + videoChannel.Actor.url)
 316       }
 317
 318       const to = overrideTo || videoObject.to
 319       const videoData = await videoActivityObjectToDBAttributes(channel, videoObject, to)
 320       video.name = videoData.name
 321       video.uuid = videoData.uuid
 322       video.url = videoData.url
 323       video.category = videoData.category
 324       video.licence = videoData.licence
 325       video.language = videoData.language
 326       video.description = videoData.description
 327       video.support = videoData.support
 328       video.nsfw = videoData.nsfw
 329       video.commentsEnabled = videoData.commentsEnabled
 330       video.downloadEnabled = videoData.downloadEnabled
 331       video.waitTranscoding = videoData.waitTranscoding
 332       video.state = videoData.state
 333       video.duration = videoData.duration
 334       video.createdAt = videoData.createdAt
 335       video.publishedAt = videoData.publishedAt
 336       video.originallyPublishedAt = videoData.originallyPublishedAt
 337       video.privacy = videoData.privacy
 338       video.channelId = videoData.channelId
 339       video.views = videoData.views
 340
 341       const videoUpdated = await video.save(sequelizeOptions) as MVideoFullLight
 342
 343       if (thumbnailModel) await videoUpdated.addAndSaveThumbnail(thumbnailModel, t)
 344
 345       if (videoUpdated.getPreview()) {
 346         const previewUrl = videoUpdated.getPreview().getFileUrl(videoUpdated)
 347         const previewModel = createPlaceholderThumbnail(previewUrl, video, ThumbnailType.PREVIEW, PREVIEWS_SIZE)
 348         await videoUpdated.addAndSaveThumbnail(previewModel, t)
 349       }
 350
 351       {
 352         const videoFileAttributes = videoFileActivityUrlToDBAttributes(videoUpdated, videoObject.url)
 353         const newVideoFiles = videoFileAttributes.map(a => new VideoFileModel(a))
 354
 355         // Remove video files that do not exist anymore
 356         const destroyTasks = deleteNonExistingModels(videoUpdated.VideoFiles, newVideoFiles, t)
 357         await Promise.all(destroyTasks)
 358
 359         // Update or add other one
 360         const upsertTasks = newVideoFiles.map(f => VideoFileModel.customUpsert(f, 'video', t))
 361         videoUpdated.VideoFiles = await Promise.all(upsertTasks)
 362       }
 363
 364       {
 365         const streamingPlaylistAttributes = streamingPlaylistActivityUrlToDBAttributes(videoUpdated, videoObject, videoUpdated.VideoFiles)
 366         const newStreamingPlaylists = streamingPlaylistAttributes.map(a => new VideoStreamingPlaylistModel(a))
 367
 368         // Remove video playlists that do not exist anymore
 369         const destroyTasks = deleteNonExistingModels(videoUpdated.VideoStreamingPlaylists, newStreamingPlaylists, t)
 370         await Promise.all(destroyTasks)
 371
 372         let oldStreamingPlaylistFiles: MVideoFile[] = []
 373         for (const videoStreamingPlaylist of videoUpdated.VideoStreamingPlaylists) {
 374           oldStreamingPlaylistFiles = oldStreamingPlaylistFiles.concat(videoStreamingPlaylist.VideoFiles)
 375         }
 376
 377         videoUpdated.VideoStreamingPlaylists = []
 378
 379         for (const playlistAttributes of streamingPlaylistAttributes) {
 380           const streamingPlaylistModel = await VideoStreamingPlaylistModel.upsert(playlistAttributes, { returning: true, transaction: t })
 381                                      .then(([ streamingPlaylist ]) => streamingPlaylist)
 382
 383           const newVideoFiles: MVideoFile[] = videoFileActivityUrlToDBAttributes(streamingPlaylistModel, playlistAttributes.tagAPObject)
 384             .map(a => new VideoFileModel(a))
 385           const destroyTasks = deleteNonExistingModels(oldStreamingPlaylistFiles, newVideoFiles, t)
 386           await Promise.all(destroyTasks)
 387
 388           // Update or add other one
 389           const upsertTasks = newVideoFiles.map(f => VideoFileModel.customUpsert(f, 'streaming-playlist', t))
 390           streamingPlaylistModel.VideoFiles = await Promise.all(upsertTasks)
 391
 392           videoUpdated.VideoStreamingPlaylists.push(streamingPlaylistModel)
 393         }
 394       }
 395
 396       {
 397         // Update Tags
 398         const tags = videoObject.tag
 399                                 .filter(isAPHashTagObject)
 400                                 .map(tag => tag.name)
 401         const tagInstances = await TagModel.findOrCreateTags(tags, t)
 402         await videoUpdated.$set('Tags', tagInstances, sequelizeOptions)
 403       }
 404
 405       {
 406         // Update captions
 407         await VideoCaptionModel.deleteAllCaptionsOfRemoteVideo(videoUpdated.id, t)
 408
 409         const videoCaptionsPromises = videoObject.subtitleLanguage.map(c => {
 410           return VideoCaptionModel.insertOrReplaceLanguage(videoUpdated.id, c.identifier, c.url, t)
 411         })
 412         await Promise.all(videoCaptionsPromises)
 413       }
 414
 415       return videoUpdated
 416     })
 417
 418     await autoBlacklistVideoIfNeeded({
 419       video: videoUpdated,
 420       user: undefined,
 421       isRemote: true,
 422       isNew: false,
 423       transaction: undefined
 424     })
 425
 426     if (wasPrivateVideo || wasUnlistedVideo) Notifier.Instance.notifyOnNewVideoIfNeeded(videoUpdated) // Notify our users?
 427
 428     logger.info('Remote video with uuid %s updated', videoObject.uuid)
 429
 430     return videoUpdated
 431   } catch (err) {
 432     if (video !== undefined && videoFieldsSave !== undefined) {
 433       resetSequelizeInstance(video, videoFieldsSave)
 434     }
 435
 436     // This is just a debug because we will retry the insert
 437     logger.debug('Cannot update the remote video.', { err })
 438     throw err
 439   }
 440 }
 441
 442 async function refreshVideoIfNeeded (options: {
 443   video: MVideoThumbnail
 444   fetchedType: VideoFetchByUrlType
 445   syncParam: SyncParam
 446 }): Promise<MVideoThumbnail> {
 447   if (!options.video.isOutdated()) return options.video
 448
 449   // We need more attributes if the argument video was fetched with not enough joints
 450   const video = options.fetchedType === 'all'
 451     ? options.video as MVideoAccountLightBlacklistAllFiles
 452     : await VideoModel.loadByUrlAndPopulateAccount(options.video.url)
 453
 454   try {
 455     const { response, videoObject } = await fetchRemoteVideo(video.url)
 456     if (response.statusCode === 404) {
 457       logger.info('Cannot refresh remote video %s: video does not exist anymore. Deleting it.', video.url)
 458
 459       // Video does not exist anymore
 460       await video.destroy()
 461       return undefined
 462     }
 463
 464     if (videoObject === undefined) {
 465       logger.warn('Cannot refresh remote video %s: invalid body.', video.url)
 466
 467       await video.setAsRefreshed()
 468       return video
 469     }
 470
 471     const channelActor = await getOrCreateVideoChannelFromVideoObject(videoObject)
 472
 473     const updateOptions = {
 474       video,
 475       videoObject,
 476       account: channelActor.VideoChannel.Account,
 477       channel: channelActor.VideoChannel
 478     }
 479     await retryTransactionWrapper(updateVideoFromAP, updateOptions)
 480     await syncVideoExternalAttributes(video, videoObject, options.syncParam)
 481
 482     ActorFollowScoreCache.Instance.addGoodServerId(video.VideoChannel.Actor.serverId)
 483
 484     return video
 485   } catch (err) {
 486     logger.warn('Cannot refresh video %s.', options.video.url, { err })
 487
 488     ActorFollowScoreCache.Instance.addBadServerId(video.VideoChannel.Actor.serverId)
 489
 490     // Don't refresh in loop
 491     await video.setAsRefreshed()
 492     return video
 493   }
 494 }
 495
 496 export {
 497   updateVideoFromAP,
 498   refreshVideoIfNeeded,
 499   federateVideoIfNeeded,
 500   fetchRemoteVideo,
 501   getOrCreateVideoAndAccountAndChannel,
 502   fetchRemoteVideoDescription,
 503   getOrCreateVideoChannelFromVideoObject
 504 }
 505
 506 // ---------------------------------------------------------------------------
 507
 508 function isAPVideoUrlObject (url: any): url is ActivityVideoUrlObject {
 509   const mimeTypes = Object.keys(MIMETYPES.VIDEO.MIMETYPE_EXT)
 510
 511   const urlMediaType = url.mediaType
 512   return mimeTypes.includes(urlMediaType) && urlMediaType.startsWith('video/')
 513 }
 514
 515 function isAPStreamingPlaylistUrlObject (url: ActivityUrlObject): url is ActivityPlaylistUrlObject {
 516   return url && url.mediaType === 'application/x-mpegURL'
 517 }
 518
 519 function isAPPlaylistSegmentHashesUrlObject (tag: any): tag is ActivityPlaylistSegmentHashesObject {
 520   return tag && tag.name === 'sha256' && tag.type === 'Link' && tag.mediaType === 'application/json'
 521 }
 522
 523 function isAPMagnetUrlObject (url: any): url is ActivityMagnetUrlObject {
 524   return url && url.mediaType === 'application/x-bittorrent;x-scheme-handler/magnet'
 525 }
 526
 527 function isAPHashTagObject (url: any): url is ActivityHashTagObject {
 528   return url && url.type === 'Hashtag'
 529 }
 530
 531 async function createVideo (videoObject: VideoTorrentObject, channel: MChannelAccountLight, waitThumbnail = false) {
 532   logger.debug('Adding remote video %s.', videoObject.id)
 533
 534   const videoData = await videoActivityObjectToDBAttributes(channel, videoObject, videoObject.to)
 535   const video = VideoModel.build(videoData) as MVideoThumbnail
 536
 537   const promiseThumbnail = createVideoMiniatureFromUrl(getThumbnailFromIcons(videoObject).url, video, ThumbnailType.MINIATURE)
 538     .catch(err => {
 539       logger.error('Cannot create miniature from url.', { err })
 540       return undefined
 541     })
 542
 543   let thumbnailModel: MThumbnail
 544   if (waitThumbnail === true) {
 545     thumbnailModel = await promiseThumbnail
 546   }
 547
 548   const { autoBlacklisted, videoCreated } = await sequelizeTypescript.transaction(async t => {
 549     const sequelizeOptions = { transaction: t }
 550
 551     const videoCreated = await video.save(sequelizeOptions) as MVideoFullLight
 552     videoCreated.VideoChannel = channel
 553
 554     if (thumbnailModel) await videoCreated.addAndSaveThumbnail(thumbnailModel, t)
 555
 556     const previewIcon = getPreviewFromIcons(videoObject)
 557     const previewUrl = previewIcon
 558       ? previewIcon.url
 559       : buildRemoteVideoBaseUrl(videoCreated, join(STATIC_PATHS.PREVIEWS, video.generatePreviewName()))
 560     const previewModel = createPlaceholderThumbnail(previewUrl, videoCreated, ThumbnailType.PREVIEW, PREVIEWS_SIZE)
 561
 562     if (thumbnailModel) await videoCreated.addAndSaveThumbnail(previewModel, t)
 563
 564     // Process files
 565     const videoFileAttributes = videoFileActivityUrlToDBAttributes(videoCreated, videoObject.url)
 566
 567     const videoFilePromises = videoFileAttributes.map(f => VideoFileModel.create(f, { transaction: t }))
 568     const videoFiles = await Promise.all(videoFilePromises)
 569
 570     const streamingPlaylistsAttributes = streamingPlaylistActivityUrlToDBAttributes(videoCreated, videoObject, videoFiles)
 571     videoCreated.VideoStreamingPlaylists = []
 572
 573     for (const playlistAttributes of streamingPlaylistsAttributes) {
 574       const playlistModel = await VideoStreamingPlaylistModel.create(playlistAttributes, { transaction: t })
 575
 576       const playlistFiles = videoFileActivityUrlToDBAttributes(playlistModel, playlistAttributes.tagAPObject)
 577       const videoFilePromises = playlistFiles.map(f => VideoFileModel.create(f, { transaction: t }))
 578       playlistModel.VideoFiles = await Promise.all(videoFilePromises)
 579
 580       videoCreated.VideoStreamingPlaylists.push(playlistModel)
 581     }
 582
 583     // Process tags
 584     const tags = videoObject.tag
 585                             .filter(isAPHashTagObject)
 586                             .map(t => t.name)
 587     const tagInstances = await TagModel.findOrCreateTags(tags, t)
 588     await videoCreated.$set('Tags', tagInstances, sequelizeOptions)
 589
 590     // Process captions
 591     const videoCaptionsPromises = videoObject.subtitleLanguage.map(c => {
 592       return VideoCaptionModel.insertOrReplaceLanguage(videoCreated.id, c.identifier, c.url, t)
 593     })
 594     await Promise.all(videoCaptionsPromises)
 595
 596     videoCreated.VideoFiles = videoFiles
 597     videoCreated.Tags = tagInstances
 598
 599     const autoBlacklisted = await autoBlacklistVideoIfNeeded({
 600       video: videoCreated,
 601       user: undefined,
 602       isRemote: true,
 603       isNew: true,
 604       transaction: t
 605     })
 606
 607     logger.info('Remote video with uuid %s inserted.', videoObject.uuid)
 608
 609     return { autoBlacklisted, videoCreated }
 610   })
 611
 612   if (waitThumbnail === false) {
 613     // Error is already caught above
 614     // eslint-disable-next-line @typescript-eslint/no-floating-promises
 615     promiseThumbnail.then(thumbnailModel => {
 616       if (!thumbnailModel) return
 617
 618       thumbnailModel = videoCreated.id
 619
 620       return thumbnailModel.save()
 621     })
 622   }
 623
 624   return { autoBlacklisted, videoCreated }
 625 }
 626
 627 function videoActivityObjectToDBAttributes (videoChannel: MChannelId, videoObject: VideoTorrentObject, to: string[] = []) {
 628   const privacy = to.includes(ACTIVITY_PUB.PUBLIC)
 629     ? VideoPrivacy.PUBLIC
 630     : VideoPrivacy.UNLISTED
 631
 632   const duration = videoObject.duration.replace(/[^\d]+/, '')
 633   const language = videoObject.language?.identifier
 634
 635   const category = videoObject.category
 636     ? parseInt(videoObject.category.identifier, 10)
 637     : undefined
 638
 639   const licence = videoObject.licence
 640     ? parseInt(videoObject.licence.identifier, 10)
 641     : undefined
 642
 643   const description = videoObject.content || null
 644   const support = videoObject.support || null
 645
 646   return {
 647     name: videoObject.name,
 648     uuid: videoObject.uuid,
 649     url: videoObject.id,
 650     category,
 651     licence,
 652     language,
 653     description,
 654     support,
 655     nsfw: videoObject.sensitive,
 656     commentsEnabled: videoObject.commentsEnabled,
 657     downloadEnabled: videoObject.downloadEnabled,
 658     waitTranscoding: videoObject.waitTranscoding,
 659     state: videoObject.state,
 660     channelId: videoChannel.id,
 661     duration: parseInt(duration, 10),
 662     createdAt: new Date(videoObject.published),
 663     publishedAt: new Date(videoObject.published),
 664
 665     originallyPublishedAt: videoObject.originallyPublishedAt
 666       ? new Date(videoObject.originallyPublishedAt)
 667       : null,
 668
 669     updatedAt: new Date(videoObject.updated),
 670     views: videoObject.views,
 671     likes: 0,
 672     dislikes: 0,
 673     remote: true,
 674     privacy
 675   }
 676 }
 677
 678 function videoFileActivityUrlToDBAttributes (
 679   videoOrPlaylist: MVideo | MStreamingPlaylist,
 680   urls: (ActivityTagObject | ActivityUrlObject)[]
 681 ) {
 682   const fileUrls = urls.filter(u => isAPVideoUrlObject(u)) as ActivityVideoUrlObject[]
 683
 684   if (fileUrls.length === 0) return []
 685
 686   const attributes: FilteredModelAttributes<VideoFileModel>[] = []
 687   for (const fileUrl of fileUrls) {
 688     // Fetch associated magnet uri
 689     const magnet = urls.filter(isAPMagnetUrlObject)
 690                        .find(u => u.height === fileUrl.height)
 691
 692     if (!magnet) throw new Error('Cannot find associated magnet uri for file ' + fileUrl.href)
 693
 694     const parsed = magnetUtil.decode(magnet.href)
 695     if (!parsed || isVideoFileInfoHashValid(parsed.infoHash) === false) {
 696       throw new Error('Cannot parse magnet URI ' + magnet.href)
 697     }
 698
 699     // Fetch associated metadata url, if any
 700     const metadata = urls.filter(isAPVideoFileMetadataObject)
 701                          .find(u => {
 702                            return u.height === fileUrl.height &&
 703                              u.fps === fileUrl.fps &&
 704                              u.rel.includes(fileUrl.mediaType)
 705                          })
 706
 707     const mediaType = fileUrl.mediaType
 708     const attribute = {
 709       extname: MIMETYPES.VIDEO.MIMETYPE_EXT[mediaType],
 710       infoHash: parsed.infoHash,
 711       resolution: fileUrl.height,
 712       size: fileUrl.size,
 713       fps: fileUrl.fps || -1,
 714       metadataUrl: metadata?.href,
 715
 716       // This is a video file owned by a video or by a streaming playlist
 717       videoId: (videoOrPlaylist as MStreamingPlaylist).playlistUrl ? null : videoOrPlaylist.id,
 718       videoStreamingPlaylistId: (videoOrPlaylist as MStreamingPlaylist).playlistUrl ? videoOrPlaylist.id : null
 719     }
 720
 721     attributes.push(attribute)
 722   }
 723
 724   return attributes
 725 }
 726
 727 function streamingPlaylistActivityUrlToDBAttributes (video: MVideoId, videoObject: VideoTorrentObject, videoFiles: MVideoFile[]) {
 728   const playlistUrls = videoObject.url.filter(u => isAPStreamingPlaylistUrlObject(u)) as ActivityPlaylistUrlObject[]
 729   if (playlistUrls.length === 0) return []
 730
 731   const attributes: (FilteredModelAttributes<VideoStreamingPlaylistModel> & { tagAPObject?: ActivityTagObject[] })[] = []
 732   for (const playlistUrlObject of playlistUrls) {
 733     const segmentsSha256UrlObject = playlistUrlObject.tag.find(isAPPlaylistSegmentHashesUrlObject)
 734
 735     let files: unknown[] = playlistUrlObject.tag.filter(u => isAPVideoUrlObject(u)) as ActivityVideoUrlObject[]
 736
 737     // FIXME: backward compatibility introduced in v2.1.0
 738     if (files.length === 0) files = videoFiles
 739
 740     if (!segmentsSha256UrlObject) {
 741       logger.warn('No segment sha256 URL found in AP playlist object.', { playlistUrl: playlistUrlObject })
 742       continue
 743     }
 744
 745     const attribute = {
 746       type: VideoStreamingPlaylistType.HLS,
 747       playlistUrl: playlistUrlObject.href,
 748       segmentsSha256Url: segmentsSha256UrlObject.href,
 749       p2pMediaLoaderInfohashes: VideoStreamingPlaylistModel.buildP2PMediaLoaderInfoHashes(playlistUrlObject.href, files),
 750       p2pMediaLoaderPeerVersion: P2P_MEDIA_LOADER_PEER_VERSION,
 751       videoId: video.id,
 752       tagAPObject: playlistUrlObject.tag
 753     }
 754
 755     attributes.push(attribute)
 756   }
 757
 758   return attributes
 759 }
 760
 761 function getThumbnailFromIcons (videoObject: VideoTorrentObject) {
 762   let validIcons = videoObject.icon.filter(i => i.width > THUMBNAILS_SIZE.minWidth)
 763   // Fallback if there are not valid icons
 764   if (validIcons.length === 0) validIcons = videoObject.icon
 765
 766   return minBy(validIcons, 'width')
 767 }
 768
 769 function getPreviewFromIcons (videoObject: VideoTorrentObject) {
 770   const validIcons = videoObject.icon.filter(i => i.width > PREVIEWS_SIZE.minWidth)
 771
 772   // FIXME: don't put a fallback here for compatibility with PeerTube <2.2
 773
 774   return maxBy(validIcons, 'width')
 775 }