import * as express from 'express' import { Activity, ActivityPubCollection, ActivityPubOrderedCollection, RootActivity } from '../../../shared' import { isActivityValid } from '../../helpers/custom-validators/activitypub/activity' import { logger } from '../../helpers/logger' import { processActivities } from '../../lib/activitypub/process/process' import { asyncMiddleware, checkSignature, localAccountValidator, signatureValidator } from '../../middlewares' import { activityPubValidator } from '../../middlewares/validators/activitypub/activity' import { ActorModel } from '../../models/activitypub/actor' const inboxRouter = express.Router() inboxRouter.post('/inbox', signatureValidator, asyncMiddleware(checkSignature), asyncMiddleware(activityPubValidator), asyncMiddleware(inboxController) ) inboxRouter.post('/accounts/:name/inbox', signatureValidator, asyncMiddleware(checkSignature), asyncMiddleware(localAccountValidator), asyncMiddleware(activityPubValidator), asyncMiddleware(inboxController) ) // --------------------------------------------------------------------------- export { inboxRouter } // --------------------------------------------------------------------------- async function inboxController (req: express.Request, res: express.Response, next: express.NextFunction) { const rootActivity: RootActivity = req.body let activities: Activity[] = [] if ([ 'Collection', 'CollectionPage' ].indexOf(rootActivity.type) !== -1) { activities = (rootActivity as ActivityPubCollection).items } else if ([ 'OrderedCollection', 'OrderedCollectionPage' ].indexOf(rootActivity.type) !== -1) { activities = (rootActivity as ActivityPubOrderedCollection).orderedItems } else { activities = [ rootActivity as Activity ] } // Only keep activities we are able to process logger.debug('Filtering %d activities...', activities.length) activities = activities.filter(a => isActivityValid(a)) logger.debug('We keep %d activities.', activities.length, { activities }) let specificActor: ActorModel = undefined if (res.locals.account) { specificActor = res.locals.account } else if (res.locals.videoChannel) { specificActor = res.locals.videoChannel } logger.info('Receiving inbox requests for %d activities by %s.', activities.length, res.locals.signature.actor.url) await processActivities(activities, res.locals.signature.actor, specificActor) res.status(204).end() }