]> git.immae.eu Git - github/Chocobozzz/PeerTube.git/blobdiff - server/lib/activitypub/videos.ts
Stronger actor association typing in AP functions
[github/Chocobozzz/PeerTube.git] / server / lib / activitypub / videos.ts
index 8521572a1535142e0b410ace2b18f161c8c8f833..3a8451a326116c91c78bfcf04a40dc4d2efdebc9 100644 (file)
@@ -1,9 +1,14 @@
 import * as Bluebird from 'bluebird'
 import * as sequelize from 'sequelize'
 import * as magnetUtil from 'magnet-uri'
-import { join } from 'path'
 import * as request from 'request'
-import { ActivityIconObject, ActivityUrlObject, ActivityVideoUrlObject, VideoState } from '../../../shared/index'
+import {
+  ActivityPlaylistSegmentHashesObject,
+  ActivityPlaylistUrlObject,
+  ActivityUrlObject,
+  ActivityVideoUrlObject,
+  VideoState
+} from '../../../shared/index'
 import { VideoTorrentObject } from '../../../shared/models/activitypub/objects'
 import { VideoPrivacy } from '../../../shared/models/videos'
 import { sanitizeAndCheckVideoTorrentObject } from '../../helpers/custom-validators/activitypub/videos'
@@ -11,11 +16,17 @@ import { isVideoFileInfoHashValid } from '../../helpers/custom-validators/videos
 import { resetSequelizeInstance, retryTransactionWrapper } from '../../helpers/database-utils'
 import { logger } from '../../helpers/logger'
 import { doRequest, doRequestAndSaveToFile } from '../../helpers/requests'
-import { ACTIVITY_PUB, CONFIG, REMOTE_SCHEME, sequelizeTypescript, VIDEO_MIMETYPE_EXT } from '../../initializers'
+import {
+  ACTIVITY_PUB,
+  MIMETYPES,
+  P2P_MEDIA_LOADER_PEER_VERSION,
+  PREVIEWS_SIZE,
+  REMOTE_SCHEME,
+  STATIC_PATHS
+} from '../../initializers/constants'
 import { ActorModel } from '../../models/activitypub/actor'
 import { TagModel } from '../../models/video/tag'
 import { VideoModel } from '../../models/video/video'
-import { VideoChannelModel } from '../../models/video/video-channel'
 import { VideoFileModel } from '../../models/video/video-file'
 import { getOrCreateActorAndServerAndModel } from './actor'
 import { addVideoComments } from './video-comments'
@@ -29,10 +40,30 @@ import { createRates } from './video-rates'
 import { addVideoShares, shareVideoByServerAndChannel } from './share'
 import { AccountModel } from '../../models/account/account'
 import { fetchVideoByUrl, VideoFetchByUrlType } from '../../helpers/video'
+import { checkUrlsSameHost, getAPId } from '../../helpers/activitypub'
+import { Notifier } from '../notifier'
+import { VideoStreamingPlaylistModel } from '../../models/video/video-streaming-playlist'
+import { VideoStreamingPlaylistType } from '../../../shared/models/videos/video-streaming-playlist.type'
+import { AccountVideoRateModel } from '../../models/account/account-video-rate'
+import { VideoShareModel } from '../../models/video/video-share'
+import { VideoCommentModel } from '../../models/video/video-comment'
+import { sequelizeTypescript } from '../../initializers/database'
+import { createPlaceholderThumbnail, createVideoMiniatureFromUrl } from '../thumbnail'
+import { ThumbnailModel } from '../../models/video/thumbnail'
+import { ThumbnailType } from '../../../shared/models/videos/thumbnail.type'
+import { join } from 'path'
+import { FilteredModelAttributes } from '../../typings/sequelize'
+import { autoBlacklistVideoIfNeeded } from '../video-blacklist'
+import { ActorFollowScoreCache } from '../files-cache'
+import { AccountModelIdActor, VideoChannelModelId, VideoChannelModelIdActor } from '../../typings/models'
 
 async function federateVideoIfNeeded (video: VideoModel, isNewVideo: boolean, transaction?: sequelize.Transaction) {
-  // If the video is not private and published, we federate it
-  if (video.privacy !== VideoPrivacy.PRIVATE && video.state === VideoState.PUBLISHED) {
+  if (
+    // Check this is not a blacklisted video, or unfederated blacklisted video
+    (video.isBlacklisted() === false || (isNewVideo === false && video.VideoBlacklist.unfederated === false)) &&
+    // Check the video is public/unlisted and published
+    video.privacy !== VideoPrivacy.PRIVATE && video.state === VideoState.PUBLISHED
+  ) {
     // Fetch more attributes that we will need to serialize in AP object
     if (isArray(video.VideoCaptions) === false) {
       video.VideoCaptions = await video.$get('VideoCaptions', {
@@ -63,7 +94,7 @@ async function fetchRemoteVideo (videoUrl: string): Promise<{ response: request.
 
   const { response, body } = await doRequest(options)
 
-  if (sanitizeAndCheckVideoTorrentObject(body) === false) {
+  if (sanitizeAndCheckVideoTorrentObject(body) === false || checkUrlsSameHost(body.id, videoUrl) !== true) {
     logger.debug('Remote video JSON is not valid.', { body })
     return { response, videoObject: undefined }
   }
@@ -83,30 +114,27 @@ async function fetchRemoteVideoDescription (video: VideoModel) {
   return body.description ? body.description : ''
 }
 
-function fetchRemoteVideoStaticFile (video: VideoModel, path: string, reject: Function) {
-  const host = video.VideoChannel.Account.Actor.Server.host
+function fetchRemoteVideoStaticFile (video: VideoModel, path: string, destPath: string) {
+  const url = buildRemoteBaseUrl(video, path)
 
   // We need to provide a callback, if no we could have an uncaught exception
-  return request.get(REMOTE_SCHEME.HTTP + '://' + host + path, err => {
-    if (err) reject(err)
-  })
+  return doRequestAndSaveToFile({ uri: url }, destPath)
 }
 
-function generateThumbnailFromUrl (video: VideoModel, icon: ActivityIconObject) {
-  const thumbnailName = video.getThumbnailName()
-  const thumbnailPath = join(CONFIG.STORAGE.THUMBNAILS_DIR, thumbnailName)
+function buildRemoteBaseUrl (video: VideoModel, path: string) {
+  const host = video.VideoChannel.Account.Actor.Server.host
 
-  const options = {
-    method: 'GET',
-    uri: icon.url
-  }
-  return doRequestAndSaveToFile(options, thumbnailPath)
+  return REMOTE_SCHEME.HTTP + '://' + host + path
 }
 
 function getOrCreateVideoChannelFromVideoObject (videoObject: VideoTorrentObject) {
   const channel = videoObject.attributedTo.find(a => a.type === 'Group')
   if (!channel) throw new Error('Cannot find associated video channel to video ' + videoObject.url)
 
+  if (checkUrlsSameHost(channel.id, videoObject.id) !== true) {
+    throw new Error(`Video channel url ${channel.id} does not have the same host than video object id ${videoObject.id}`)
+  }
+
   return getOrCreateActorAndServerAndModel(channel.id, 'all')
 }
 
@@ -116,7 +144,7 @@ type SyncParam = {
   shares: boolean
   comments: boolean
   thumbnail: boolean
-  refreshVideo: boolean
+  refreshVideo?: boolean
 }
 async function syncVideoExternalAttributes (video: VideoModel, fetchedVideo: VideoTorrentObject, syncParam: SyncParam) {
   logger.info('Adding likes/dislikes/shares/comments of video %s.', video.uuid)
@@ -124,136 +152,164 @@ async function syncVideoExternalAttributes (video: VideoModel, fetchedVideo: Vid
   const jobPayloads: ActivitypubHttpFetcherPayload[] = []
 
   if (syncParam.likes === true) {
-    await crawlCollectionPage<string>(fetchedVideo.likes, items => createRates(items, video, 'like'))
+    const handler = items => createRates(items, video, 'like')
+    const cleaner = crawlStartDate => AccountVideoRateModel.cleanOldRatesOf(video.id, 'like' as 'like', crawlStartDate)
+
+    await crawlCollectionPage<string>(fetchedVideo.likes, handler, cleaner)
       .catch(err => logger.error('Cannot add likes of video %s.', video.uuid, { err }))
   } else {
     jobPayloads.push({ uri: fetchedVideo.likes, videoId: video.id, type: 'video-likes' as 'video-likes' })
   }
 
   if (syncParam.dislikes === true) {
-    await crawlCollectionPage<string>(fetchedVideo.dislikes, items => createRates(items, video, 'dislike'))
+    const handler = items => createRates(items, video, 'dislike')
+    const cleaner = crawlStartDate => AccountVideoRateModel.cleanOldRatesOf(video.id, 'dislike' as 'dislike', crawlStartDate)
+
+    await crawlCollectionPage<string>(fetchedVideo.dislikes, handler, cleaner)
       .catch(err => logger.error('Cannot add dislikes of video %s.', video.uuid, { err }))
   } else {
     jobPayloads.push({ uri: fetchedVideo.dislikes, videoId: video.id, type: 'video-dislikes' as 'video-dislikes' })
   }
 
   if (syncParam.shares === true) {
-    await crawlCollectionPage<string>(fetchedVideo.shares, items => addVideoShares(items, video))
+    const handler = items => addVideoShares(items, video)
+    const cleaner = crawlStartDate => VideoShareModel.cleanOldSharesOf(video.id, crawlStartDate)
+
+    await crawlCollectionPage<string>(fetchedVideo.shares, handler, cleaner)
       .catch(err => logger.error('Cannot add shares of video %s.', video.uuid, { err }))
   } else {
     jobPayloads.push({ uri: fetchedVideo.shares, videoId: video.id, type: 'video-shares' as 'video-shares' })
   }
 
   if (syncParam.comments === true) {
-    await crawlCollectionPage<string>(fetchedVideo.comments, items => addVideoComments(items, video))
+    const handler = items => addVideoComments(items)
+    const cleaner = crawlStartDate => VideoCommentModel.cleanOldCommentsOf(video.id, crawlStartDate)
+
+    await crawlCollectionPage<string>(fetchedVideo.comments, handler, cleaner)
       .catch(err => logger.error('Cannot add comments of video %s.', video.uuid, { err }))
   } else {
-    jobPayloads.push({ uri: fetchedVideo.shares, videoId: video.id, type: 'video-shares' as 'video-shares' })
+    jobPayloads.push({ uri: fetchedVideo.comments, videoId: video.id, type: 'video-comments' as 'video-comments' })
   }
 
   await Bluebird.map(jobPayloads, payload => JobQueue.Instance.createJob({ type: 'activitypub-http-fetcher', payload }))
 }
 
 async function getOrCreateVideoAndAccountAndChannel (options: {
-  videoObject: VideoTorrentObject | string,
+  videoObject: { id: string } | string,
   syncParam?: SyncParam,
   fetchType?: VideoFetchByUrlType,
-  refreshViews?: boolean
+  allowRefresh?: boolean // true by default
 }) {
   // Default params
   const syncParam = options.syncParam || { likes: true, dislikes: true, shares: true, comments: true, thumbnail: true, refreshVideo: false }
   const fetchType = options.fetchType || 'all'
-  const refreshViews = options.refreshViews || false
+  const allowRefresh = options.allowRefresh !== false
 
   // Get video url
-  const videoUrl = typeof options.videoObject === 'string' ? options.videoObject : options.videoObject.id
+  const videoUrl = getAPId(options.videoObject)
 
   let videoFromDatabase = await fetchVideoByUrl(videoUrl, fetchType)
   if (videoFromDatabase) {
-    const refreshOptions = {
-      video: videoFromDatabase,
-      fetchedType: fetchType,
-      syncParam,
-      refreshViews
+    if (videoFromDatabase.isOutdated() && allowRefresh === true) {
+      const refreshOptions = {
+        video: videoFromDatabase,
+        fetchedType: fetchType,
+        syncParam
+      }
+
+      if (syncParam.refreshVideo === true) videoFromDatabase = await refreshVideoIfNeeded(refreshOptions)
+      else await JobQueue.Instance.createJob({ type: 'activitypub-refresher', payload: { type: 'video', url: videoFromDatabase.url } })
     }
-    const p = refreshVideoIfNeeded(refreshOptions)
-    if (syncParam.refreshVideo === true) videoFromDatabase = await p
 
-    return { video: videoFromDatabase }
+    return { video: videoFromDatabase, created: false }
   }
 
   const { videoObject: fetchedVideo } = await fetchRemoteVideo(videoUrl)
   if (!fetchedVideo) throw new Error('Cannot fetch remote video with url: ' + videoUrl)
 
   const channelActor = await getOrCreateVideoChannelFromVideoObject(fetchedVideo)
-  const video = await retryTransactionWrapper(createVideo, fetchedVideo, channelActor, syncParam.thumbnail)
+  const { autoBlacklisted, videoCreated } = await retryTransactionWrapper(createVideo, fetchedVideo, channelActor, syncParam.thumbnail)
 
-  await syncVideoExternalAttributes(video, fetchedVideo, syncParam)
+  await syncVideoExternalAttributes(videoCreated, fetchedVideo, syncParam)
 
-  return { video }
+  return { video: videoCreated, created: true, autoBlacklisted }
 }
 
 async function updateVideoFromAP (options: {
   video: VideoModel,
   videoObject: VideoTorrentObject,
-  account: AccountModel,
-  channel: VideoChannelModel,
-  updateViews: boolean,
+  account: AccountModelIdActor,
+  channel: VideoChannelModelIdActor,
   overrideTo?: string[]
 }) {
+  const { video, videoObject, account, channel, overrideTo } = options
+
   logger.debug('Updating remote video "%s".', options.videoObject.uuid)
+
   let videoFieldsSave: any
+  const wasPrivateVideo = video.privacy === VideoPrivacy.PRIVATE
+  const wasUnlistedVideo = video.privacy === VideoPrivacy.UNLISTED
 
   try {
+    let thumbnailModel: ThumbnailModel
+
+    try {
+      thumbnailModel = await createVideoMiniatureFromUrl(videoObject.icon.url, video, ThumbnailType.MINIATURE)
+    } catch (err) {
+      logger.warn('Cannot generate thumbnail of %s.', videoObject.id, { err })
+    }
+
     await sequelizeTypescript.transaction(async t => {
-      const sequelizeOptions = {
-        transaction: t
-      }
+      const sequelizeOptions = { transaction: t }
 
-      videoFieldsSave = options.video.toJSON()
+      videoFieldsSave = video.toJSON()
 
       // Check actor has the right to update the video
-      const videoChannel = options.video.VideoChannel
-      if (videoChannel.Account.id !== options.account.id) {
-        throw new Error('Account ' + options.account.Actor.url + ' does not own video channel ' + videoChannel.Actor.url)
+      const videoChannel = video.VideoChannel
+      if (videoChannel.Account.id !== account.id) {
+        throw new Error('Account ' + account.Actor.url + ' does not own video channel ' + videoChannel.Actor.url)
       }
 
-      const to = options.overrideTo ? options.overrideTo : options.videoObject.to
-      const videoData = await videoActivityObjectToDBAttributes(options.channel, options.videoObject, to)
-      options.video.set('name', videoData.name)
-      options.video.set('uuid', videoData.uuid)
-      options.video.set('url', videoData.url)
-      options.video.set('category', videoData.category)
-      options.video.set('licence', videoData.licence)
-      options.video.set('language', videoData.language)
-      options.video.set('description', videoData.description)
-      options.video.set('support', videoData.support)
-      options.video.set('nsfw', videoData.nsfw)
-      options.video.set('commentsEnabled', videoData.commentsEnabled)
-      options.video.set('downloadEnabled', videoData.downloadEnabled)
-      options.video.set('waitTranscoding', videoData.waitTranscoding)
-      options.video.set('state', videoData.state)
-      options.video.set('duration', videoData.duration)
-      options.video.set('createdAt', videoData.createdAt)
-      options.video.set('publishedAt', videoData.publishedAt)
-      options.video.set('privacy', videoData.privacy)
-      options.video.set('channelId', videoData.channelId)
-
-      if (options.updateViews === true) options.video.set('views', videoData.views)
-      await options.video.save(sequelizeOptions)
-
-      // Don't block on request
-      generateThumbnailFromUrl(options.video, options.videoObject.icon)
-        .catch(err => logger.warn('Cannot generate thumbnail of %s.', options.videoObject.id, { err }))
+      const to = overrideTo ? overrideTo : videoObject.to
+      const videoData = await videoActivityObjectToDBAttributes(channel, videoObject, to)
+      video.name = videoData.name
+      video.uuid = videoData.uuid
+      video.url = videoData.url
+      video.category = videoData.category
+      video.licence = videoData.licence
+      video.language = videoData.language
+      video.description = videoData.description
+      video.support = videoData.support
+      video.nsfw = videoData.nsfw
+      video.commentsEnabled = videoData.commentsEnabled
+      video.downloadEnabled = videoData.downloadEnabled
+      video.waitTranscoding = videoData.waitTranscoding
+      video.state = videoData.state
+      video.duration = videoData.duration
+      video.createdAt = videoData.createdAt
+      video.publishedAt = videoData.publishedAt
+      video.originallyPublishedAt = videoData.originallyPublishedAt
+      video.privacy = videoData.privacy
+      video.channelId = videoData.channelId
+      video.views = videoData.views
+
+      await video.save(sequelizeOptions)
+
+      if (thumbnailModel) await video.addAndSaveThumbnail(thumbnailModel, t)
+
+      // FIXME: use icon URL instead
+      const previewUrl = buildRemoteBaseUrl(video, join(STATIC_PATHS.PREVIEWS, video.getPreview().filename))
+      const previewModel = createPlaceholderThumbnail(previewUrl, video, ThumbnailType.PREVIEW, PREVIEWS_SIZE)
+      await video.addAndSaveThumbnail(previewModel, t)
 
       {
-        const videoFileAttributes = videoFileActivityUrlToDBAttributes(options.video, options.videoObject)
+        const videoFileAttributes = videoFileActivityUrlToDBAttributes(video, videoObject)
         const newVideoFiles = videoFileAttributes.map(a => new VideoFileModel(a))
 
         // Remove video files that do not exist anymore
-        const destroyTasks = options.video.VideoFiles
-                                    .filter(f => !newVideoFiles.find(newFile => newFile.hasSameUniqueKeysThan(f)))
-                                    .map(f => f.destroy(sequelizeOptions))
+        const destroyTasks = video.VideoFiles
+                                  .filter(f => !newVideoFiles.find(newFile => newFile.hasSameUniqueKeysThan(f)))
+                                  .map(f => f.destroy(sequelizeOptions))
         await Promise.all(destroyTasks)
 
         // Update or add other one
@@ -262,31 +318,60 @@ async function updateVideoFromAP (options: {
             .then(([ file ]) => file)
         })
 
-        options.video.VideoFiles = await Promise.all(upsertTasks)
+        video.VideoFiles = await Promise.all(upsertTasks)
+      }
+
+      {
+        const streamingPlaylistAttributes = streamingPlaylistActivityUrlToDBAttributes(video, videoObject, video.VideoFiles)
+        const newStreamingPlaylists = streamingPlaylistAttributes.map(a => new VideoStreamingPlaylistModel(a))
+
+        // Remove video files that do not exist anymore
+        const destroyTasks = video.VideoStreamingPlaylists
+                                  .filter(f => !newStreamingPlaylists.find(newPlaylist => newPlaylist.hasSameUniqueKeysThan(f)))
+                                  .map(f => f.destroy(sequelizeOptions))
+        await Promise.all(destroyTasks)
+
+        // Update or add other one
+        const upsertTasks = streamingPlaylistAttributes.map(a => {
+          return VideoStreamingPlaylistModel.upsert<VideoStreamingPlaylistModel>(a, { returning: true, transaction: t })
+                               .then(([ streamingPlaylist ]) => streamingPlaylist)
+        })
+
+        video.VideoStreamingPlaylists = await Promise.all(upsertTasks)
       }
 
       {
         // Update Tags
-        const tags = options.videoObject.tag.map(tag => tag.name)
+        const tags = videoObject.tag.map(tag => tag.name)
         const tagInstances = await TagModel.findOrCreateTags(tags, t)
-        await options.video.$set('Tags', tagInstances, sequelizeOptions)
+        await video.$set('Tags', tagInstances, sequelizeOptions)
       }
 
       {
         // Update captions
-        await VideoCaptionModel.deleteAllCaptionsOfRemoteVideo(options.video.id, t)
+        await VideoCaptionModel.deleteAllCaptionsOfRemoteVideo(video.id, t)
 
-        const videoCaptionsPromises = options.videoObject.subtitleLanguage.map(c => {
-          return VideoCaptionModel.insertOrReplaceLanguage(options.video.id, c.identifier, t)
+        const videoCaptionsPromises = videoObject.subtitleLanguage.map(c => {
+          return VideoCaptionModel.insertOrReplaceLanguage(video.id, c.identifier, t)
         })
-        options.video.VideoCaptions = await Promise.all(videoCaptionsPromises)
+        video.VideoCaptions = await Promise.all(videoCaptionsPromises)
       }
     })
 
-    logger.info('Remote video with uuid %s updated', options.videoObject.uuid)
+    await autoBlacklistVideoIfNeeded({
+      video,
+      user: undefined,
+      isRemote: true,
+      isNew: false,
+      transaction: undefined
+    })
+
+    if (wasPrivateVideo || wasUnlistedVideo) Notifier.Instance.notifyOnNewVideoIfNeeded(video) // Notify our users?
+
+    logger.info('Remote video with uuid %s updated', videoObject.uuid)
   } catch (err) {
-    if (options.video !== undefined && videoFieldsSave !== undefined) {
-      resetSequelizeInstance(options.video, videoFieldsSave)
+    if (video !== undefined && videoFieldsSave !== undefined) {
+      resetSequelizeInstance(video, videoFieldsSave)
     }
 
     // This is just a debug because we will retry the insert
@@ -295,35 +380,118 @@ async function updateVideoFromAP (options: {
   }
 }
 
+async function refreshVideoIfNeeded (options: {
+  video: VideoModel,
+  fetchedType: VideoFetchByUrlType,
+  syncParam: SyncParam
+}): Promise<VideoModel> {
+  if (!options.video.isOutdated()) return options.video
+
+  // We need more attributes if the argument video was fetched with not enough joints
+  const video = options.fetchedType === 'all'
+    ? options.video
+    : await VideoModel.loadByUrlAndPopulateAccount(options.video.url)
+
+  try {
+    const { response, videoObject } = await fetchRemoteVideo(video.url)
+    if (response.statusCode === 404) {
+      logger.info('Cannot refresh remote video %s: video does not exist anymore. Deleting it.', video.url)
+
+      // Video does not exist anymore
+      await video.destroy()
+      return undefined
+    }
+
+    if (videoObject === undefined) {
+      logger.warn('Cannot refresh remote video %s: invalid body.', video.url)
+
+      await video.setAsRefreshed()
+      return video
+    }
+
+    const channelActor = await getOrCreateVideoChannelFromVideoObject(videoObject)
+    const account = await AccountModel.load(channelActor.VideoChannel.accountId)
+
+    const updateOptions = {
+      video,
+      videoObject,
+      account,
+      channel: channelActor.VideoChannel
+    }
+    await retryTransactionWrapper(updateVideoFromAP, updateOptions)
+    await syncVideoExternalAttributes(video, videoObject, options.syncParam)
+
+    ActorFollowScoreCache.Instance.addGoodServerId(video.VideoChannel.Actor.serverId)
+
+    return video
+  } catch (err) {
+    logger.warn('Cannot refresh video %s.', options.video.url, { err })
+
+    ActorFollowScoreCache.Instance.addBadServerId(video.VideoChannel.Actor.serverId)
+
+    // Don't refresh in loop
+    await video.setAsRefreshed()
+    return video
+  }
+}
+
 export {
   updateVideoFromAP,
+  refreshVideoIfNeeded,
   federateVideoIfNeeded,
   fetchRemoteVideo,
   getOrCreateVideoAndAccountAndChannel,
   fetchRemoteVideoStaticFile,
   fetchRemoteVideoDescription,
-  generateThumbnailFromUrl,
   getOrCreateVideoChannelFromVideoObject
 }
 
 // ---------------------------------------------------------------------------
 
-function isActivityVideoUrlObject (url: ActivityUrlObject): url is ActivityVideoUrlObject {
-  const mimeTypes = Object.keys(VIDEO_MIMETYPE_EXT)
+function isAPVideoUrlObject (url: ActivityUrlObject): url is ActivityVideoUrlObject {
+  const mimeTypes = Object.keys(MIMETYPES.VIDEO.MIMETYPE_EXT)
+
+  const urlMediaType = url.mediaType || url.mimeType
+  return mimeTypes.indexOf(urlMediaType) !== -1 && urlMediaType.startsWith('video/')
+}
+
+function isAPStreamingPlaylistUrlObject (url: ActivityUrlObject): url is ActivityPlaylistUrlObject {
+  const urlMediaType = url.mediaType || url.mimeType
 
-  return mimeTypes.indexOf(url.mimeType) !== -1 && url.mimeType.startsWith('video/')
+  return urlMediaType === 'application/x-mpegURL'
+}
+
+function isAPPlaylistSegmentHashesUrlObject (tag: any): tag is ActivityPlaylistSegmentHashesObject {
+  const urlMediaType = tag.mediaType || tag.mimeType
+
+  return tag.name === 'sha256' && tag.type === 'Link' && urlMediaType === 'application/json'
 }
 
 async function createVideo (videoObject: VideoTorrentObject, channelActor: ActorModel, waitThumbnail = false) {
   logger.debug('Adding remote video %s.', videoObject.id)
 
-  const videoCreated: VideoModel = await sequelizeTypescript.transaction(async t => {
-    const sequelizeOptions = { transaction: t }
+  const videoData = await videoActivityObjectToDBAttributes(channelActor.VideoChannel, videoObject, videoObject.to)
+  const video = VideoModel.build(videoData)
 
-    const videoData = await videoActivityObjectToDBAttributes(channelActor.VideoChannel, videoObject, videoObject.to)
-    const video = VideoModel.build(videoData)
+  const promiseThumbnail = createVideoMiniatureFromUrl(videoObject.icon.url, video, ThumbnailType.MINIATURE)
+
+  let thumbnailModel: ThumbnailModel
+  if (waitThumbnail === true) {
+    thumbnailModel = await promiseThumbnail
+  }
+
+  const { autoBlacklisted, videoCreated } = await sequelizeTypescript.transaction(async t => {
+    const sequelizeOptions = { transaction: t }
 
     const videoCreated = await video.save(sequelizeOptions)
+    videoCreated.VideoChannel = channelActor.VideoChannel
+
+    if (thumbnailModel) await videoCreated.addAndSaveThumbnail(thumbnailModel, t)
+
+    // FIXME: use icon URL instead
+    const previewUrl = buildRemoteBaseUrl(videoCreated, join(STATIC_PATHS.PREVIEWS, video.generatePreviewName()))
+    const previewModel = createPlaceholderThumbnail(previewUrl, video, ThumbnailType.PREVIEW, PREVIEWS_SIZE)
+    if (thumbnailModel) await videoCreated.addAndSaveThumbnail(previewModel, t)
 
     // Process files
     const videoFileAttributes = videoFileActivityUrlToDBAttributes(videoCreated, videoObject)
@@ -332,10 +500,16 @@ async function createVideo (videoObject: VideoTorrentObject, channelActor: Actor
     }
 
     const videoFilePromises = videoFileAttributes.map(f => VideoFileModel.create(f, { transaction: t }))
-    await Promise.all(videoFilePromises)
+    const videoFiles = await Promise.all(videoFilePromises)
+
+    const videoStreamingPlaylists = streamingPlaylistActivityUrlToDBAttributes(videoCreated, videoObject, videoFiles)
+    const playlistPromises = videoStreamingPlaylists.map(p => VideoStreamingPlaylistModel.create(p, { transaction: t }))
+    const streamingPlaylists = await Promise.all(playlistPromises)
 
     // Process tags
-    const tags = videoObject.tag.map(t => t.name)
+    const tags = videoObject.tag
+                            .filter(t => t.type === 'Hashtag')
+                            .map(t => t.name)
     const tagInstances = await TagModel.findOrCreateTags(tags, t)
     await videoCreated.$set('Tags', tagInstances, sequelizeOptions)
 
@@ -343,70 +517,39 @@ async function createVideo (videoObject: VideoTorrentObject, channelActor: Actor
     const videoCaptionsPromises = videoObject.subtitleLanguage.map(c => {
       return VideoCaptionModel.insertOrReplaceLanguage(videoCreated.id, c.identifier, t)
     })
-    await Promise.all(videoCaptionsPromises)
-
-    logger.info('Remote video with uuid %s inserted.', videoObject.uuid)
+    const captions = await Promise.all(videoCaptionsPromises)
 
-    videoCreated.VideoChannel = channelActor.VideoChannel
-    return videoCreated
-  })
-
-  const p = generateThumbnailFromUrl(videoCreated, videoObject.icon)
-    .catch(err => logger.warn('Cannot generate thumbnail of %s.', videoObject.id, { err }))
-
-  if (waitThumbnail === true) await p
-
-  return videoCreated
-}
-
-async function refreshVideoIfNeeded (options: {
-  video: VideoModel,
-  fetchedType: VideoFetchByUrlType,
-  syncParam: SyncParam,
-  refreshViews: boolean
-}): Promise<VideoModel> {
-  if (!options.video.isOutdated()) return options.video
-
-  // We need more attributes if the argument video was fetched with not enough joints
-  const video = options.fetchedType === 'all' ? options.video : await VideoModel.loadByUrlAndPopulateAccount(options.video.url)
-
-  try {
-    const { response, videoObject } = await fetchRemoteVideo(video.url)
-    if (response.statusCode === 404) {
-      logger.info('Cannot refresh remote video %s: video does not exist anymore. Deleting it.', video.url)
+    video.VideoFiles = videoFiles
+    video.VideoStreamingPlaylists = streamingPlaylists
+    video.Tags = tagInstances
+    video.VideoCaptions = captions
 
-      // Video does not exist anymore
-      await video.destroy()
-      return undefined
-    }
+    const autoBlacklisted = await autoBlacklistVideoIfNeeded({
+      video,
+      user: undefined,
+      isRemote: true,
+      isNew: true,
+      transaction: t
+    })
 
-    if (videoObject === undefined) {
-      logger.warn('Cannot refresh remote video %s: invalid body.', video.url)
-      return video
-    }
+    logger.info('Remote video with uuid %s inserted.', videoObject.uuid)
 
-    const channelActor = await getOrCreateVideoChannelFromVideoObject(videoObject)
-    const account = await AccountModel.load(channelActor.VideoChannel.accountId)
+    return { autoBlacklisted, videoCreated }
+  })
 
-    const updateOptions = {
-      video,
-      videoObject,
-      account,
-      channel: channelActor.VideoChannel,
-      updateViews: options.refreshViews
-    }
-    await retryTransactionWrapper(updateVideoFromAP, updateOptions)
-    await syncVideoExternalAttributes(video, videoObject, options.syncParam)
+  if (waitThumbnail === false) {
+    promiseThumbnail.then(thumbnailModel => {
+      thumbnailModel = videoCreated.id
 
-    return video
-  } catch (err) {
-    logger.warn('Cannot refresh video %s.', options.video.url, { err })
-    return video
+      return thumbnailModel.save()
+    })
   }
+
+  return { autoBlacklisted, videoCreated }
 }
 
 async function videoActivityObjectToDBAttributes (
-  videoChannel: VideoChannelModel,
+  videoChannel: VideoChannelModelId,
   videoObject: VideoTorrentObject,
   to: string[] = []
 ) {
@@ -449,6 +592,7 @@ async function videoActivityObjectToDBAttributes (
     duration: parseInt(duration, 10),
     createdAt: new Date(videoObject.published),
     publishedAt: new Date(videoObject.published),
+    originallyPublishedAt: videoObject.originallyPublishedAt ? new Date(videoObject.originallyPublishedAt) : null,
     // FIXME: updatedAt does not seems to be considered by Sequelize
     updatedAt: new Date(videoObject.updated),
     views: videoObject.views,
@@ -460,17 +604,18 @@ async function videoActivityObjectToDBAttributes (
 }
 
 function videoFileActivityUrlToDBAttributes (video: VideoModel, videoObject: VideoTorrentObject) {
-  const fileUrls = videoObject.url.filter(u => isActivityVideoUrlObject(u)) as ActivityVideoUrlObject[]
+  const fileUrls = videoObject.url.filter(u => isAPVideoUrlObject(u)) as ActivityVideoUrlObject[]
 
   if (fileUrls.length === 0) {
     throw new Error('Cannot find video files for ' + video.url)
   }
 
-  const attributes: VideoFileModel[] = []
+  const attributes: FilteredModelAttributes<VideoFileModel>[] = []
   for (const fileUrl of fileUrls) {
     // Fetch associated magnet uri
     const magnet = videoObject.url.find(u => {
-      return u.mimeType === 'application/x-bittorrent;x-scheme-handler/magnet' && u.height === fileUrl.height
+      const mediaType = u.mediaType || u.mimeType
+      return mediaType === 'application/x-bittorrent;x-scheme-handler/magnet' && (u as any).height === fileUrl.height
     })
 
     if (!magnet) throw new Error('Cannot find associated magnet uri for file ' + fileUrl.href)
@@ -480,14 +625,46 @@ function videoFileActivityUrlToDBAttributes (video: VideoModel, videoObject: Vid
       throw new Error('Cannot parse magnet URI ' + magnet.href)
     }
 
+    const mediaType = fileUrl.mediaType || fileUrl.mimeType
     const attribute = {
-      extname: VIDEO_MIMETYPE_EXT[ fileUrl.mimeType ],
+      extname: MIMETYPES.VIDEO.MIMETYPE_EXT[ mediaType ],
       infoHash: parsed.infoHash,
       resolution: fileUrl.height,
       size: fileUrl.size,
       videoId: video.id,
       fps: fileUrl.fps || -1
-    } as VideoFileModel
+    }
+
+    attributes.push(attribute)
+  }
+
+  return attributes
+}
+
+function streamingPlaylistActivityUrlToDBAttributes (video: VideoModel, videoObject: VideoTorrentObject, videoFiles: VideoFileModel[]) {
+  const playlistUrls = videoObject.url.filter(u => isAPStreamingPlaylistUrlObject(u)) as ActivityPlaylistUrlObject[]
+  if (playlistUrls.length === 0) return []
+
+  const attributes: FilteredModelAttributes<VideoStreamingPlaylistModel>[] = []
+  for (const playlistUrlObject of playlistUrls) {
+    const segmentsSha256UrlObject = playlistUrlObject.tag
+                                                     .find(t => {
+                                                       return isAPPlaylistSegmentHashesUrlObject(t)
+                                                     }) as ActivityPlaylistSegmentHashesObject
+    if (!segmentsSha256UrlObject) {
+      logger.warn('No segment sha256 URL found in AP playlist object.', { playlistUrl: playlistUrlObject })
+      continue
+    }
+
+    const attribute = {
+      type: VideoStreamingPlaylistType.HLS,
+      playlistUrl: playlistUrlObject.href,
+      segmentsSha256Url: segmentsSha256UrlObject.href,
+      p2pMediaLoaderInfohashes: VideoStreamingPlaylistModel.buildP2PMediaLoaderInfoHashes(playlistUrlObject.href, videoFiles),
+      p2pMediaLoaderPeerVersion: P2P_MEDIA_LOADER_PEER_VERSION,
+      videoId: video.id
+    }
+
     attributes.push(attribute)
   }