server/lib/activitypub/process/process.ts

   1 import { Activity, ActivityType } from '../../../../shared/models/activitypub'
   2 import { getActorUrl } from '../../../helpers/activitypub'
   3 import { logger } from '../../../helpers/logger'
   4 import { ActorModel } from '../../../models/activitypub/actor'
   5 import { processAcceptActivity } from './process-accept'
   6 import { processAnnounceActivity } from './process-announce'
   7 import { processCreateActivity } from './process-create'
   8 import { processDeleteActivity } from './process-delete'
   9 import { processFollowActivity } from './process-follow'
  10 import { processLikeActivity } from './process-like'
  11 import { processRejectActivity } from './process-reject'
  12 import { processUndoActivity } from './process-undo'
  13 import { processUpdateActivity } from './process-update'
  14
  15 const processActivity: { [ P in ActivityType ]: (activity: Activity, inboxActor?: ActorModel) => Promise<any> } = {
  16   Create: processCreateActivity,
  17   Update: processUpdateActivity,
  18   Delete: processDeleteActivity,
  19   Follow: processFollowActivity,
  20   Accept: processAcceptActivity,
  21   Reject: processRejectActivity,
  22   Announce: processAnnounceActivity,
  23   Undo: processUndoActivity,
  24   Like: processLikeActivity
  25 }
  26
  27 async function processActivities (activities: Activity[], signatureActor?: ActorModel, inboxActor?: ActorModel) {
  28   for (const activity of activities) {
  29     const actorUrl = getActorUrl(activity.actor)
  30
  31     // When we fetch remote data, we don't have signature
  32     if (signatureActor && actorUrl !== signatureActor.url) {
  33       logger.warn('Signature mismatch between %s and %s.', actorUrl, signatureActor.url)
  34       continue
  35     }
  36
  37     const activityProcessor = processActivity[activity.type]
  38     if (activityProcessor === undefined) {
  39       logger.warn('Unknown activity type %s.', activity.type, { activityId: activity.id })
  40       continue
  41     }
  42
  43     try {
  44       await activityProcessor(activity, inboxActor)
  45     } catch (err) {
  46       logger.warn('Cannot process activity %s.', activity.type, { err })
  47     }
  48   }
  49 }
  50
  51 export {
  52   processActivities
  53 }