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, localVideoChannelValidator, signatureValidator } from '../../middlewares' import { activityPubValidator } from '../../middlewares/validators/activitypub/activity' import { VideoChannelModel } from '../../models/video/video-channel' import { AccountModel } from '../../models/account/account' import { queue } from 'async' import { ActorModel } from '../../models/activitypub/actor' const inboxRouter = express.Router() inboxRouter.post('/inbox', signatureValidator, asyncMiddleware(checkSignature), asyncMiddleware(activityPubValidator), inboxController ) inboxRouter.post('/accounts/:name/inbox', signatureValidator, asyncMiddleware(checkSignature), asyncMiddleware(localAccountValidator), asyncMiddleware(activityPubValidator), inboxController ) inboxRouter.post('/video-channels/:name/inbox', signatureValidator, asyncMiddleware(checkSignature), asyncMiddleware(localVideoChannelValidator), asyncMiddleware(activityPubValidator), inboxController ) // --------------------------------------------------------------------------- export { inboxRouter } // --------------------------------------------------------------------------- const inboxQueue = queue<{ activities: Activity[], signatureActor?: ActorModel, inboxActor?: ActorModel }, Error>((task, cb) => { processActivities(task.activities, task.signatureActor, task.inboxActor) .then(() => cb()) }) 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 accountOrChannel: VideoChannelModel | AccountModel if (res.locals.account) { accountOrChannel = res.locals.account } else if (res.locals.videoChannel) { accountOrChannel = res.locals.videoChannel } logger.info('Receiving inbox requests for %d activities by %s.', activities.length, res.locals.signature.actor.url) inboxQueue.push({ activities, signatureActor: res.locals.signature.actor, inboxActor: accountOrChannel ? accountOrChannel.Actor : undefined }) return res.status(204).end() }