server/lib/activitypub/send/send-undo.ts

   1 import { Transaction } from 'sequelize'
   2 import { ActivityCreate, ActivityFollow, ActivityLike, ActivityUndo } from '../../../../shared/models/activitypub/activity'
   3 import { getServerAccount } from '../../../helpers/utils'
   4 import { AccountInstance } from '../../../models'
   5 import { AccountFollowInstance } from '../../../models/account/account-follow-interface'
   6 import { VideoInstance } from '../../../models/video/video-interface'
   7 import { getAccountFollowActivityPubUrl, getUndoActivityPubUrl, getVideoDislikeActivityPubUrl, getVideoLikeActivityPubUrl } from '../url'
   8 import { broadcastToFollowers, getAccountsToForwardVideoAction, unicastTo } from './misc'
   9 import { createActivityData, createDislikeActivityData } from './send-create'
  10 import { followActivityData } from './send-follow'
  11 import { likeActivityData } from './send-like'
  12
  13 async function sendUndoFollow (accountFollow: AccountFollowInstance, t: Transaction) {
  14   const me = accountFollow.AccountFollower
  15   const following = accountFollow.AccountFollowing
  16
  17   const followUrl = getAccountFollowActivityPubUrl(accountFollow)
  18   const undoUrl = getUndoActivityPubUrl(followUrl)
  19
  20   const object = await followActivityData(followUrl, me, following)
  21   const data = await undoActivityData(undoUrl, me, object)
  22
  23   return unicastTo(data, me, following.inboxUrl, t)
  24 }
  25
  26 async function sendUndoLikeToOrigin (byAccount: AccountInstance, video: VideoInstance, t: Transaction) {
  27   const likeUrl = getVideoLikeActivityPubUrl(byAccount, video)
  28   const undoUrl = getUndoActivityPubUrl(likeUrl)
  29
  30   const object = await likeActivityData(likeUrl, byAccount, video)
  31   const data = await undoActivityData(undoUrl, byAccount, object)
  32
  33   return unicastTo(data, byAccount, video.VideoChannel.Account.sharedInboxUrl, t)
  34 }
  35
  36 async function sendUndoLikeToVideoFollowers (byAccount: AccountInstance, video: VideoInstance, t: Transaction) {
  37   const likeUrl = getVideoLikeActivityPubUrl(byAccount, video)
  38   const undoUrl = getUndoActivityPubUrl(likeUrl)
  39
  40   const object = await likeActivityData(likeUrl, byAccount, video)
  41   const data = await undoActivityData(undoUrl, byAccount, object)
  42
  43   const accountsToForwardView = await getAccountsToForwardVideoAction(byAccount, video)
  44   const serverAccount = await getServerAccount()
  45
  46   const followersException = [ byAccount ]
  47   return broadcastToFollowers(data, serverAccount, accountsToForwardView, t, followersException)
  48 }
  49
  50 async function sendUndoDislikeToOrigin (byAccount: AccountInstance, video: VideoInstance, t: Transaction) {
  51   const dislikeUrl = getVideoDislikeActivityPubUrl(byAccount, video)
  52   const undoUrl = getUndoActivityPubUrl(dislikeUrl)
  53
  54   const dislikeActivity = createDislikeActivityData(byAccount, video)
  55   const object = await createActivityData(undoUrl, byAccount, dislikeActivity)
  56
  57   const data = await undoActivityData(undoUrl, byAccount, object)
  58
  59   return unicastTo(data, byAccount, video.VideoChannel.Account.sharedInboxUrl, t)
  60 }
  61
  62 async function sendUndoDislikeToVideoFollowers (byAccount: AccountInstance, video: VideoInstance, t: Transaction) {
  63   const dislikeUrl = getVideoDislikeActivityPubUrl(byAccount, video)
  64   const undoUrl = getUndoActivityPubUrl(dislikeUrl)
  65
  66   const dislikeActivity = createDislikeActivityData(byAccount, video)
  67   const object = await createActivityData(undoUrl, byAccount, dislikeActivity)
  68
  69   const data = await undoActivityData(undoUrl, byAccount, object)
  70
  71   const accountsToForwardView = await getAccountsToForwardVideoAction(byAccount, video)
  72   const serverAccount = await getServerAccount()
  73
  74   const followersException = [ byAccount ]
  75   return broadcastToFollowers(data, serverAccount, accountsToForwardView, t, followersException)
  76 }
  77
  78 // ---------------------------------------------------------------------------
  79
  80 export {
  81   sendUndoFollow,
  82   sendUndoLikeToOrigin,
  83   sendUndoLikeToVideoFollowers,
  84   sendUndoDislikeToOrigin,
  85   sendUndoDislikeToVideoFollowers
  86 }
  87
  88 // ---------------------------------------------------------------------------
  89
  90 async function undoActivityData (url: string, byAccount: AccountInstance, object: ActivityFollow | ActivityLike | ActivityCreate) {
  91   const activity: ActivityUndo = {
  92     type: 'Undo',
  93     id: url,
  94     actor: byAccount.url,
  95     object
  96   }
  97
  98   return activity
  99 }