PeerTube/server/controllers/activitypub/inbox.ts

84 lines
3.1 KiB
TypeScript

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<Activity>).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()
}