server/lib/activitypub/send/misc.ts

   1 import { Transaction } from 'sequelize'
   2 import { logger } from '../../../helpers/logger'
   3 import { ACTIVITY_PUB, database as db } from '../../../initializers'
   4 import { AccountInstance } from '../../../models/account/account-interface'
   5 import { activitypubHttpJobScheduler } from '../../jobs/activitypub-http-job-scheduler/activitypub-http-job-scheduler'
   6 import { VideoInstance } from '../../../models/video/video-interface'
   7
   8 async function broadcastToFollowers (
   9   data: any,
  10   byAccount: AccountInstance,
  11   toAccountFollowers: AccountInstance[],
  12   t: Transaction,
  13   followersException: AccountInstance[] = []
  14 ) {
  15   const toAccountFollowerIds = toAccountFollowers.map(a => a.id)
  16
  17   const result = await db.AccountFollow.listAcceptedFollowerSharedInboxUrls(toAccountFollowerIds)
  18   if (result.data.length === 0) {
  19     logger.info('Not broadcast because of 0 followers for %s.', toAccountFollowerIds.join(', '))
  20     return undefined
  21   }
  22
  23   const followersSharedInboxException = followersException.map(f => f.sharedInboxUrl)
  24   const uris = result.data.filter(sharedInbox => followersSharedInboxException.indexOf(sharedInbox) === -1)
  25
  26   const jobPayload = {
  27     uris,
  28     signatureAccountId: byAccount.id,
  29     body: data
  30   }
  31
  32   return activitypubHttpJobScheduler.createJob(t, 'activitypubHttpBroadcastHandler', jobPayload)
  33 }
  34
  35 async function unicastTo (data: any, byAccount: AccountInstance, toAccountUrl: string, t: Transaction) {
  36   const jobPayload = {
  37     uris: [ toAccountUrl ],
  38     signatureAccountId: byAccount.id,
  39     body: data
  40   }
  41
  42   return activitypubHttpJobScheduler.createJob(t, 'activitypubHttpUnicastHandler', jobPayload)
  43 }
  44
  45 function getOriginVideoAudience (video: VideoInstance) {
  46   return {
  47     to: [ video.VideoChannel.Account.url ],
  48     cc: [ video.VideoChannel.Account.url + '/followers' ]
  49   }
  50 }
  51
  52 function getVideoFollowersAudience (video: VideoInstance) {
  53   return {
  54     to: [ video.VideoChannel.Account.url + '/followers' ],
  55     cc: []
  56   }
  57 }
  58
  59 async function getAccountsToForwardVideoAction (byAccount: AccountInstance, video: VideoInstance) {
  60   const accountsToForwardView = await db.VideoShare.loadAccountsByShare(video.id)
  61   accountsToForwardView.push(video.VideoChannel.Account)
  62
  63   return accountsToForwardView
  64 }
  65
  66 async function getAudience (accountSender: AccountInstance, isPublic = true) {
  67   const followerInboxUrls = await accountSender.getFollowerSharedInboxUrls()
  68
  69   // Thanks Mastodon: https://github.com/tootsuite/mastodon/blob/master/app/lib/activitypub/tag_manager.rb#L47
  70   let to = []
  71   let cc = []
  72
  73   if (isPublic) {
  74     to = [ ACTIVITY_PUB.PUBLIC ]
  75     cc = followerInboxUrls
  76   } else { // Unlisted
  77     to = followerInboxUrls
  78     cc = [ ACTIVITY_PUB.PUBLIC ]
  79   }
  80
  81   return { to, cc }
  82 }
  83
  84 // ---------------------------------------------------------------------------
  85
  86 export {
  87   broadcastToFollowers,
  88   unicastTo,
  89   getAudience,
  90   getOriginVideoAudience,
  91   getAccountsToForwardVideoAction,
  92   getVideoFollowersAudience
  93 }