server/lib/activitypub/process/process-create.ts

   1 import { ActivityCreate, VideoChannelObject } from '../../../../shared'
   2 import { VideoAbuseObject } from '../../../../shared/models/activitypub/objects/video-abuse-object'
   3 import { ViewObject } from '../../../../shared/models/activitypub/objects/view-object'
   4 import { logger, retryTransactionWrapper } from '../../../helpers'
   5 import { database as db } from '../../../initializers'
   6 import { AccountInstance } from '../../../models/account/account-interface'
   7 import { getOrCreateAccountAndServer } from '../account'
   8 import { sendCreateDislikeToVideoFollowers, sendCreateViewToVideoFollowers } from '../send/send-create'
   9 import { getVideoChannelActivityPubUrl } from '../url'
  10 import { videoChannelActivityObjectToDBAttributes } from './misc'
  11 import { DislikeObject } from '../../../../shared/models/activitypub/objects/dislike-object'
  12
  13 async function processCreateActivity (activity: ActivityCreate) {
  14   const activityObject = activity.object
  15   const activityType = activityObject.type
  16   const account = await getOrCreateAccountAndServer(activity.actor)
  17
  18   if (activityType === 'View') {
  19     return processCreateView(activityObject as ViewObject)
  20   } else if (activityType === 'Dislike') {
  21     return processCreateDislike(account, activityObject as DislikeObject)
  22   } else if (activityType === 'VideoChannel') {
  23     return processCreateVideoChannel(account, activityObject as VideoChannelObject)
  24   } else if (activityType === 'Flag') {
  25     return processCreateVideoAbuse(account, activityObject as VideoAbuseObject)
  26   }
  27
  28   logger.warn('Unknown activity object type %s when creating activity.', activityType, { activity: activity.id })
  29   return Promise.resolve(undefined)
  30 }
  31
  32 // ---------------------------------------------------------------------------
  33
  34 export {
  35   processCreateActivity
  36 }
  37
  38 // ---------------------------------------------------------------------------
  39
  40 async function processCreateDislike (byAccount: AccountInstance, dislike: DislikeObject) {
  41   const options = {
  42     arguments: [ byAccount, dislike ],
  43     errorMessage: 'Cannot dislike the video with many retries.'
  44   }
  45
  46   return retryTransactionWrapper(createVideoDislike, options)
  47 }
  48
  49 function createVideoDislike (byAccount: AccountInstance, dislike: DislikeObject) {
  50   return db.sequelize.transaction(async t => {
  51     const video = await db.Video.loadByUrlAndPopulateAccount(dislike.object)
  52
  53     if (!video) throw new Error('Unknown video ' + dislike.object)
  54
  55     const rate = {
  56       type: 'dislike' as 'dislike',
  57       videoId: video.id,
  58       accountId: byAccount.id
  59     }
  60     const [ , created ] = await db.AccountVideoRate.findOrCreate({
  61       where: rate,
  62       defaults: rate
  63     })
  64     await video.increment('dislikes')
  65
  66     if (video.isOwned() && created === true) await sendCreateDislikeToVideoFollowers(byAccount, video, undefined)
  67   })
  68 }
  69
  70 async function processCreateView (view: ViewObject) {
  71   const video = await db.Video.loadByUrlAndPopulateAccount(view.object)
  72
  73   if (!video) throw new Error('Unknown video ' + view.object)
  74
  75   const account = await db.Account.loadByUrl(view.actor)
  76   if (!account) throw new Error('Unknown account ' + view.actor)
  77
  78   await video.increment('views')
  79
  80   if (video.isOwned()) await sendCreateViewToVideoFollowers(account, video, undefined)
  81 }
  82
  83 function processCreateVideoChannel (account: AccountInstance, videoChannelToCreateData: VideoChannelObject) {
  84   const options = {
  85     arguments: [ account, videoChannelToCreateData ],
  86     errorMessage: 'Cannot insert the remote video channel with many retries.'
  87   }
  88
  89   return retryTransactionWrapper(addRemoteVideoChannel, options)
  90 }
  91
  92 function addRemoteVideoChannel (account: AccountInstance, videoChannelToCreateData: VideoChannelObject) {
  93   logger.debug('Adding remote video channel "%s".', videoChannelToCreateData.uuid)
  94
  95   return db.sequelize.transaction(async t => {
  96     let videoChannel = await db.VideoChannel.loadByUUIDOrUrl(videoChannelToCreateData.uuid, videoChannelToCreateData.id, t)
  97     if (videoChannel) throw new Error('Video channel with this URL/UUID already exists.')
  98
  99     const videoChannelData = videoChannelActivityObjectToDBAttributes(videoChannelToCreateData, account)
 100     videoChannel = db.VideoChannel.build(videoChannelData)
 101     videoChannel.url = getVideoChannelActivityPubUrl(videoChannel)
 102
 103     videoChannel = await videoChannel.save({ transaction: t })
 104     logger.info('Remote video channel with uuid %s inserted.', videoChannelToCreateData.uuid)
 105
 106     return videoChannel
 107   })
 108 }
 109
 110 function processCreateVideoAbuse (account: AccountInstance, videoAbuseToCreateData: VideoAbuseObject) {
 111   const options = {
 112     arguments: [ account, videoAbuseToCreateData ],
 113     errorMessage: 'Cannot insert the remote video abuse with many retries.'
 114   }
 115
 116   return retryTransactionWrapper(addRemoteVideoAbuse, options)
 117 }
 118
 119 function addRemoteVideoAbuse (account: AccountInstance, videoAbuseToCreateData: VideoAbuseObject) {
 120   logger.debug('Reporting remote abuse for video %s.', videoAbuseToCreateData.object)
 121
 122   return db.sequelize.transaction(async t => {
 123     const video = await db.Video.loadByUrlAndPopulateAccount(videoAbuseToCreateData.object, t)
 124     if (!video) {
 125       logger.warn('Unknown video %s for remote video abuse.', videoAbuseToCreateData.object)
 126       return undefined
 127     }
 128
 129     const videoAbuseData = {
 130       reporterAccountId: account.id,
 131       reason: videoAbuseToCreateData.content,
 132       videoId: video.id
 133     }
 134
 135     await db.VideoAbuse.create(videoAbuseData)
 136
 137     logger.info('Remote abuse for video uuid %s created', videoAbuseToCreateData.object)
 138   })
 139 }