server/lib/activitypub/process-delete.ts

   1 import { ActivityDelete } from '../../../shared/models/activitypub/activity'
   2 import { getOrCreateAccount } from '../../helpers/activitypub'
   3 import { retryTransactionWrapper } from '../../helpers/database-utils'
   4 import { logger } from '../../helpers/logger'
   5 import { database as db } from '../../initializers'
   6 import { AccountInstance } from '../../models/account/account-interface'
   7 import { VideoChannelInstance } from '../../models/video/video-channel-interface'
   8 import { VideoInstance } from '../../models/video/video-interface'
   9
  10 async function processDeleteActivity (activity: ActivityDelete) {
  11   const account = await getOrCreateAccount(activity.actor)
  12
  13   if (account.url === activity.id) {
  14     return processDeleteAccount(account)
  15   }
  16
  17   {
  18     let videoObject = await db.Video.loadByUrl(activity.id)
  19     if (videoObject !== undefined) {
  20       return processDeleteVideo(account, videoObject)
  21     }
  22   }
  23
  24   {
  25     let videoChannelObject = await db.VideoChannel.loadByUrl(activity.id)
  26     if (videoChannelObject !== undefined) {
  27       return processDeleteVideoChannel(account, videoChannelObject)
  28     }
  29   }
  30
  31   return undefined
  32 }
  33
  34 // ---------------------------------------------------------------------------
  35
  36 export {
  37   processDeleteActivity
  38 }
  39
  40 // ---------------------------------------------------------------------------
  41
  42 async function processDeleteVideo (account: AccountInstance, videoToDelete: VideoInstance) {
  43   const options = {
  44     arguments: [ account, videoToDelete ],
  45     errorMessage: 'Cannot remove the remote video with many retries.'
  46   }
  47
  48   await retryTransactionWrapper(deleteRemoteVideo, options)
  49 }
  50
  51 async function deleteRemoteVideo (account: AccountInstance, videoToDelete: VideoInstance) {
  52   logger.debug('Removing remote video "%s".', videoToDelete.uuid)
  53
  54   await db.sequelize.transaction(async t => {
  55     if (videoToDelete.VideoChannel.Account.id !== account.id) {
  56       throw new Error('Account ' + account.url + ' does not own video channel ' + videoToDelete.VideoChannel.url)
  57     }
  58
  59     await videoToDelete.destroy({ transaction: t })
  60   })
  61
  62   logger.info('Remote video with uuid %s removed.', videoToDelete.uuid)
  63 }
  64
  65 async function processDeleteVideoChannel (account: AccountInstance, videoChannelToRemove: VideoChannelInstance) {
  66   const options = {
  67     arguments: [ account, videoChannelToRemove ],
  68     errorMessage: 'Cannot remove the remote video channel with many retries.'
  69   }
  70
  71   await retryTransactionWrapper(deleteRemoteVideoChannel, options)
  72 }
  73
  74 async function deleteRemoteVideoChannel (account: AccountInstance, videoChannelToRemove: VideoChannelInstance) {
  75   logger.debug('Removing remote video channel "%s".', videoChannelToRemove.uuid)
  76
  77   await db.sequelize.transaction(async t => {
  78     if (videoChannelToRemove.Account.id !== account.id) {
  79       throw new Error('Account ' + account.url + ' does not own video channel ' + videoChannelToRemove.url)
  80     }
  81
  82     await videoChannelToRemove.destroy({ transaction: t })
  83   })
  84
  85   logger.info('Remote video channel with uuid %s removed.', videoChannelToRemove.uuid)
  86 }
  87
  88 async function processDeleteAccount (accountToRemove: AccountInstance) {
  89   const options = {
  90     arguments: [ accountToRemove ],
  91     errorMessage: 'Cannot remove the remote account with many retries.'
  92   }
  93
  94   await retryTransactionWrapper(deleteRemoteAccount, options)
  95 }
  96
  97 async function deleteRemoteAccount (accountToRemove: AccountInstance) {
  98   logger.debug('Removing remote account "%s".', accountToRemove.uuid)
  99
 100   await db.sequelize.transaction(async t => {
 101     await accountToRemove.destroy({ transaction: t })
 102   })
 103
 104   logger.info('Remote account with uuid %s removed.', accountToRemove.uuid)
 105 }