server/lib/activitypub/process-add.ts

   1 import * as Bluebird from 'bluebird'
   2 import { VideoTorrentObject } from '../../../shared'
   3 import { ActivityAdd } from '../../../shared/models/activitypub/activity'
   4 import { generateThumbnailFromUrl, getOrCreateAccount, logger, retryTransactionWrapper } from '../../helpers'
   5 import { getOrCreateVideoChannel } from '../../helpers/activitypub'
   6 import { database as db } from '../../initializers'
   7 import { AccountInstance } from '../../models/account/account-interface'
   8 import { VideoChannelInstance } from '../../models/video/video-channel-interface'
   9 import { videoActivityObjectToDBAttributes, videoFileActivityUrlToDBAttributes } from './misc'
  10
  11 async function processAddActivity (activity: ActivityAdd) {
  12   const activityObject = activity.object
  13   const activityType = activityObject.type
  14   const account = await getOrCreateAccount(activity.actor)
  15
  16   if (activityType === 'Video') {
  17     const videoChannelUrl = activity.target
  18     const videoChannel = await getOrCreateVideoChannel(account, videoChannelUrl)
  19
  20     return processAddVideo(account, videoChannel, activityObject as VideoTorrentObject)
  21   }
  22
  23   logger.warn('Unknown activity object type %s when creating activity.', activityType, { activity: activity.id })
  24   return Promise.resolve(undefined)
  25 }
  26
  27 // ---------------------------------------------------------------------------
  28
  29 export {
  30   processAddActivity
  31 }
  32
  33 // ---------------------------------------------------------------------------
  34
  35 function processAddVideo (account: AccountInstance, videoChannel: VideoChannelInstance, video: VideoTorrentObject) {
  36   const options = {
  37     arguments: [ account, videoChannel, video ],
  38     errorMessage: 'Cannot insert the remote video with many retries.'
  39   }
  40
  41   return retryTransactionWrapper(addRemoteVideo, options)
  42 }
  43
  44 function addRemoteVideo (account: AccountInstance, videoChannel: VideoChannelInstance, videoToCreateData: VideoTorrentObject) {
  45   logger.debug('Adding remote video %s.', videoToCreateData.url)
  46
  47   return db.sequelize.transaction(async t => {
  48     const sequelizeOptions = {
  49       transaction: t
  50     }
  51
  52     if (videoChannel.Account.id !== account.id) throw new Error('Video channel is not owned by this account.')
  53
  54     const videoFromDatabase = await db.Video.loadByUUIDOrURL(videoToCreateData.uuid, videoToCreateData.id, t)
  55     if (videoFromDatabase) throw new Error('Video with this UUID/Url already exists.')
  56
  57     const videoData = await videoActivityObjectToDBAttributes(videoChannel, videoToCreateData)
  58     const video = db.Video.build(videoData)
  59
  60     // Don't block on request
  61     generateThumbnailFromUrl(video, videoToCreateData.icon)
  62       .catch(err => logger.warn('Cannot generate thumbnail of %s.', videoToCreateData.id, err))
  63
  64     const videoCreated = await video.save(sequelizeOptions)
  65
  66     const videoFileAttributes = await videoFileActivityUrlToDBAttributes(videoCreated, videoToCreateData)
  67     if (videoFileAttributes.length === 0) {
  68       throw new Error('Cannot find valid files for video %s ' + videoToCreateData.url)
  69     }
  70
  71     const tasks: Bluebird<any>[] = videoFileAttributes.map(f => db.VideoFile.create(f, { transaction: t }))
  72     await Promise.all(tasks)
  73
  74     const tags = videoToCreateData.tag.map(t => t.name)
  75     const tagInstances = await db.Tag.findOrCreateTags(tags, t)
  76     await videoCreated.setTags(tagInstances, sequelizeOptions)
  77
  78     logger.info('Remote video with uuid %s inserted.', videoToCreateData.uuid)
  79
  80     return videoCreated
  81   })
  82 }