PeerTube/server/controllers/activitypub/client.ts

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import cors from 'cors'
import express from 'express'
import { activityPubCollectionPagination } from '@server/lib/activitypub/collection'
import { activityPubContextify } from '@server/lib/activitypub/context'
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import { getServerActor } from '@server/models/application/application'
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import { MAccountId, MActorId, MChannelId, MVideoId } from '@server/types/models'
import { VideoPrivacy, VideoRateType } from '../../../shared/models/videos'
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import { VideoPlaylistPrivacy } from '../../../shared/models/videos/playlist/video-playlist-privacy.model'
import { ROUTE_CACHE_LIFETIME, WEBSERVER } from '../../initializers/constants'
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import { audiencify, getAudience } from '../../lib/activitypub/audience'
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import { buildAnnounceWithVideoAudience, buildLikeActivity } from '../../lib/activitypub/send'
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import { buildCreateActivity } from '../../lib/activitypub/send/send-create'
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import { buildDislikeActivity } from '../../lib/activitypub/send/send-dislike'
import {
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getLocalVideoCommentsActivityPubUrl,
getLocalVideoDislikesActivityPubUrl,
getLocalVideoLikesActivityPubUrl,
getLocalVideoSharesActivityPubUrl
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} from '../../lib/activitypub/url'
import {
asyncMiddleware,
ensureIsLocalChannel,
executeIfActivityPub,
localAccountValidator,
videoChannelsNameWithHostValidator,
videosCustomGetValidator,
videosShareValidator
} from '../../middlewares'
import { cacheRoute } from '../../middlewares/cache/cache'
import { getAccountVideoRateValidatorFactory, getVideoLocalViewerValidator, videoCommentGetValidator } from '../../middlewares/validators'
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import { videoFileRedundancyGetValidator, videoPlaylistRedundancyGetValidator } from '../../middlewares/validators/redundancy'
import { videoPlaylistElementAPGetValidator, videoPlaylistsGetValidator } from '../../middlewares/validators/videos/video-playlists'
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import { AccountModel } from '../../models/account/account'
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import { AccountVideoRateModel } from '../../models/account/account-video-rate'
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import { ActorFollowModel } from '../../models/actor/actor-follow'
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import { VideoCaptionModel } from '../../models/video/video-caption'
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import { VideoCommentModel } from '../../models/video/video-comment'
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import { VideoPlaylistModel } from '../../models/video/video-playlist'
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import { VideoShareModel } from '../../models/video/video-share'
import { activityPubResponse } from './utils'
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const activityPubClientRouter = express.Router()
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activityPubClientRouter.use(cors())
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// Intercept ActivityPub client requests
activityPubClientRouter.get(
[ '/accounts?/:name', '/accounts?/:name/video-channels', '/a/:name', '/a/:name/video-channels' ],
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executeIfActivityPub,
asyncMiddleware(localAccountValidator),
accountController
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)
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activityPubClientRouter.get('/accounts?/:name/followers',
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executeIfActivityPub,
asyncMiddleware(localAccountValidator),
asyncMiddleware(accountFollowersController)
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)
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activityPubClientRouter.get('/accounts?/:name/following',
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executeIfActivityPub,
asyncMiddleware(localAccountValidator),
asyncMiddleware(accountFollowingController)
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)
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activityPubClientRouter.get('/accounts?/:name/playlists',
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executeIfActivityPub,
asyncMiddleware(localAccountValidator),
asyncMiddleware(accountPlaylistsController)
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)
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activityPubClientRouter.get('/accounts?/:name/likes/:videoId',
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executeIfActivityPub,
cacheRoute(ROUTE_CACHE_LIFETIME.ACTIVITY_PUB.VIDEOS),
asyncMiddleware(getAccountVideoRateValidatorFactory('like')),
getAccountVideoRateFactory('like')
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)
activityPubClientRouter.get('/accounts?/:name/dislikes/:videoId',
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executeIfActivityPub,
cacheRoute(ROUTE_CACHE_LIFETIME.ACTIVITY_PUB.VIDEOS),
asyncMiddleware(getAccountVideoRateValidatorFactory('dislike')),
getAccountVideoRateFactory('dislike')
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)
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activityPubClientRouter.get(
[ '/videos/watch/:id', '/w/:id' ],
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executeIfActivityPub,
cacheRoute(ROUTE_CACHE_LIFETIME.ACTIVITY_PUB.VIDEOS),
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asyncMiddleware(videosCustomGetValidator('all')),
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asyncMiddleware(videoController)
)
activityPubClientRouter.get('/videos/watch/:id/activity',
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executeIfActivityPub,
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asyncMiddleware(videosCustomGetValidator('all')),
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asyncMiddleware(videoController)
)
activityPubClientRouter.get('/videos/watch/:id/announces',
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executeIfActivityPub,
asyncMiddleware(videosCustomGetValidator('only-immutable-attributes')),
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asyncMiddleware(videoAnnouncesController)
)
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activityPubClientRouter.get('/videos/watch/:id/announces/:actorId',
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executeIfActivityPub,
asyncMiddleware(videosShareValidator),
asyncMiddleware(videoAnnounceController)
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)
activityPubClientRouter.get('/videos/watch/:id/likes',
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executeIfActivityPub,
asyncMiddleware(videosCustomGetValidator('only-immutable-attributes')),
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asyncMiddleware(videoLikesController)
)
activityPubClientRouter.get('/videos/watch/:id/dislikes',
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executeIfActivityPub,
asyncMiddleware(videosCustomGetValidator('only-immutable-attributes')),
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asyncMiddleware(videoDislikesController)
)
activityPubClientRouter.get('/videos/watch/:id/comments',
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executeIfActivityPub,
asyncMiddleware(videosCustomGetValidator('only-immutable-attributes')),
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asyncMiddleware(videoCommentsController)
)
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activityPubClientRouter.get('/videos/watch/:videoId/comments/:commentId',
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executeIfActivityPub,
asyncMiddleware(videoCommentGetValidator),
asyncMiddleware(videoCommentController)
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)
activityPubClientRouter.get('/videos/watch/:videoId/comments/:commentId/activity',
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executeIfActivityPub,
asyncMiddleware(videoCommentGetValidator),
asyncMiddleware(videoCommentController)
)
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activityPubClientRouter.get(
[ '/video-channels/:nameWithHost', '/video-channels/:nameWithHost/videos', '/c/:nameWithHost', '/c/:nameWithHost/videos' ],
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executeIfActivityPub,
asyncMiddleware(videoChannelsNameWithHostValidator),
ensureIsLocalChannel,
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videoChannelController
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)
activityPubClientRouter.get('/video-channels/:nameWithHost/followers',
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executeIfActivityPub,
asyncMiddleware(videoChannelsNameWithHostValidator),
ensureIsLocalChannel,
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asyncMiddleware(videoChannelFollowersController)
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)
activityPubClientRouter.get('/video-channels/:nameWithHost/following',
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executeIfActivityPub,
asyncMiddleware(videoChannelsNameWithHostValidator),
ensureIsLocalChannel,
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asyncMiddleware(videoChannelFollowingController)
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)
activityPubClientRouter.get('/video-channels/:nameWithHost/playlists',
executeIfActivityPub,
asyncMiddleware(videoChannelsNameWithHostValidator),
ensureIsLocalChannel,
asyncMiddleware(videoChannelPlaylistsController)
)
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activityPubClientRouter.get('/redundancy/videos/:videoId/:resolution([0-9]+)(-:fps([0-9]+))?',
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executeIfActivityPub,
asyncMiddleware(videoFileRedundancyGetValidator),
asyncMiddleware(videoRedundancyController)
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)
activityPubClientRouter.get('/redundancy/streaming-playlists/:streamingPlaylistType/:videoId',
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executeIfActivityPub,
asyncMiddleware(videoPlaylistRedundancyGetValidator),
asyncMiddleware(videoRedundancyController)
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)
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activityPubClientRouter.get(
[ '/video-playlists/:playlistId', '/videos/watch/playlist/:playlistId', '/w/p/:playlistId' ],
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executeIfActivityPub,
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asyncMiddleware(videoPlaylistsGetValidator('all')),
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asyncMiddleware(videoPlaylistController)
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)
activityPubClientRouter.get('/video-playlists/:playlistId/videos/:playlistElementId',
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executeIfActivityPub,
asyncMiddleware(videoPlaylistElementAPGetValidator),
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videoPlaylistElementController
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)
activityPubClientRouter.get('/videos/local-viewer/:localViewerId',
executeIfActivityPub,
asyncMiddleware(getVideoLocalViewerValidator),
getVideoLocalViewerController
)
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// ---------------------------------------------------------------------------
export {
activityPubClientRouter
}
// ---------------------------------------------------------------------------
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function accountController (req: express.Request, res: express.Response) {
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const account = res.locals.account
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return activityPubResponse(activityPubContextify(account.toActivityPubObject(), 'Actor'), res)
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}
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async function accountFollowersController (req: express.Request, res: express.Response) {
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const account = res.locals.account
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const activityPubResult = await actorFollowers(req, account.Actor)
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return activityPubResponse(activityPubContextify(activityPubResult, 'Collection'), res)
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}
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async function accountFollowingController (req: express.Request, res: express.Response) {
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const account = res.locals.account
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const activityPubResult = await actorFollowing(req, account.Actor)
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return activityPubResponse(activityPubContextify(activityPubResult, 'Collection'), res)
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}
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async function accountPlaylistsController (req: express.Request, res: express.Response) {
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const account = res.locals.account
const activityPubResult = await actorPlaylists(req, { account })
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return activityPubResponse(activityPubContextify(activityPubResult, 'Collection'), res)
}
async function videoChannelPlaylistsController (req: express.Request, res: express.Response) {
const channel = res.locals.videoChannel
const activityPubResult = await actorPlaylists(req, { channel })
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return activityPubResponse(activityPubContextify(activityPubResult, 'Collection'), res)
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}
function getAccountVideoRateFactory (rateType: VideoRateType) {
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return (req: express.Request, res: express.Response) => {
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const accountVideoRate = res.locals.accountVideoRate
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const byActor = accountVideoRate.Account.Actor
const APObject = rateType === 'like'
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? buildLikeActivity(accountVideoRate.url, byActor, accountVideoRate.Video)
: buildDislikeActivity(accountVideoRate.url, byActor, accountVideoRate.Video)
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return activityPubResponse(activityPubContextify(APObject, 'Rate'), res)
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}
}
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async function videoController (req: express.Request, res: express.Response) {
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const video = res.locals.videoAll
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if (redirectIfNotOwned(video.url, res)) return
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// We need captions to render AP object
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const captions = await VideoCaptionModel.listVideoCaptions(video.id)
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const videoWithCaptions = Object.assign(video, { VideoCaptions: captions })
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const audience = getAudience(videoWithCaptions.VideoChannel.Account.Actor, videoWithCaptions.privacy === VideoPrivacy.PUBLIC)
const videoObject = audiencify(videoWithCaptions.toActivityPubObject(), audience)
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if (req.path.endsWith('/activity')) {
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const data = buildCreateActivity(videoWithCaptions.url, video.VideoChannel.Account.Actor, videoObject, audience)
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return activityPubResponse(activityPubContextify(data, 'Video'), res)
}
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return activityPubResponse(activityPubContextify(videoObject, 'Video'), res)
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}
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async function videoAnnounceController (req: express.Request, res: express.Response) {
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const share = res.locals.videoShare
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if (redirectIfNotOwned(share.url, res)) return
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const { activity } = await buildAnnounceWithVideoAudience(share.Actor, share, res.locals.videoAll, undefined)
return activityPubResponse(activityPubContextify(activity, 'Announce'), res)
}
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async function videoAnnouncesController (req: express.Request, res: express.Response) {
const video = res.locals.onlyImmutableVideo
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if (redirectIfNotOwned(video.url, res)) return
const handler = async (start: number, count: number) => {
const result = await VideoShareModel.listAndCountByVideoId(video.id, start, count)
return {
total: result.total,
data: result.data.map(r => r.url)
}
}
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const json = await activityPubCollectionPagination(getLocalVideoSharesActivityPubUrl(video), handler, req.query.page)
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return activityPubResponse(activityPubContextify(json, 'Collection'), res)
}
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async function videoLikesController (req: express.Request, res: express.Response) {
const video = res.locals.onlyImmutableVideo
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if (redirectIfNotOwned(video.url, res)) return
const json = await videoRates(req, 'like', video, getLocalVideoLikesActivityPubUrl(video))
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return activityPubResponse(activityPubContextify(json, 'Collection'), res)
}
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async function videoDislikesController (req: express.Request, res: express.Response) {
const video = res.locals.onlyImmutableVideo
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if (redirectIfNotOwned(video.url, res)) return
const json = await videoRates(req, 'dislike', video, getLocalVideoDislikesActivityPubUrl(video))
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return activityPubResponse(activityPubContextify(json, 'Collection'), res)
}
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async function videoCommentsController (req: express.Request, res: express.Response) {
const video = res.locals.onlyImmutableVideo
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if (redirectIfNotOwned(video.url, res)) return
const handler = async (start: number, count: number) => {
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const result = await VideoCommentModel.listAndCountByVideoForAP({ video, start, count })
return {
total: result.total,
data: result.data.map(r => r.url)
}
}
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const json = await activityPubCollectionPagination(getLocalVideoCommentsActivityPubUrl(video), handler, req.query.page)
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return activityPubResponse(activityPubContextify(json, 'Collection'), res)
}
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function videoChannelController (req: express.Request, res: express.Response) {
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const videoChannel = res.locals.videoChannel
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return activityPubResponse(activityPubContextify(videoChannel.toActivityPubObject(), 'Actor'), res)
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}
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async function videoChannelFollowersController (req: express.Request, res: express.Response) {
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const videoChannel = res.locals.videoChannel
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const activityPubResult = await actorFollowers(req, videoChannel.Actor)
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return activityPubResponse(activityPubContextify(activityPubResult, 'Collection'), res)
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}
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async function videoChannelFollowingController (req: express.Request, res: express.Response) {
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const videoChannel = res.locals.videoChannel
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const activityPubResult = await actorFollowing(req, videoChannel.Actor)
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return activityPubResponse(activityPubContextify(activityPubResult, 'Collection'), res)
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}
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async function videoCommentController (req: express.Request, res: express.Response) {
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const videoComment = res.locals.videoCommentFull
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if (redirectIfNotOwned(videoComment.url, res)) return
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const threadParentComments = await VideoCommentModel.listThreadParentComments(videoComment, undefined)
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const isPublic = true // Comments are always public
let videoCommentObject = videoComment.toActivityPubObject(threadParentComments)
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if (videoComment.Account) {
const audience = getAudience(videoComment.Account.Actor, isPublic)
videoCommentObject = audiencify(videoCommentObject, audience)
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if (req.path.endsWith('/activity')) {
const data = buildCreateActivity(videoComment.url, videoComment.Account.Actor, videoCommentObject, audience)
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return activityPubResponse(activityPubContextify(data, 'Comment'), res)
}
}
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return activityPubResponse(activityPubContextify(videoCommentObject, 'Comment'), res)
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}
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async function videoRedundancyController (req: express.Request, res: express.Response) {
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const videoRedundancy = res.locals.videoRedundancy
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if (redirectIfNotOwned(videoRedundancy.url, res)) return
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const serverActor = await getServerActor()
const audience = getAudience(serverActor)
const object = audiencify(videoRedundancy.toActivityPubObject(), audience)
if (req.path.endsWith('/activity')) {
const data = buildCreateActivity(videoRedundancy.url, serverActor, object, audience)
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return activityPubResponse(activityPubContextify(data, 'CacheFile'), res)
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}
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return activityPubResponse(activityPubContextify(object, 'CacheFile'), res)
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}
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async function videoPlaylistController (req: express.Request, res: express.Response) {
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const playlist = res.locals.videoPlaylistFull
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if (redirectIfNotOwned(playlist.url, res)) return
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// We need more attributes
playlist.OwnerAccount = await AccountModel.load(playlist.ownerAccountId)
const json = await playlist.toActivityPubObject(req.query.page, null)
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const audience = getAudience(playlist.OwnerAccount.Actor, playlist.privacy === VideoPlaylistPrivacy.PUBLIC)
const object = audiencify(json, audience)
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return activityPubResponse(activityPubContextify(object, 'Playlist'), res)
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}
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function videoPlaylistElementController (req: express.Request, res: express.Response) {
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const videoPlaylistElement = res.locals.videoPlaylistElementAP
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if (redirectIfNotOwned(videoPlaylistElement.url, res)) return
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const json = videoPlaylistElement.toActivityPubObject()
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return activityPubResponse(activityPubContextify(json, 'Playlist'), res)
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}
function getVideoLocalViewerController (req: express.Request, res: express.Response) {
const localViewer = res.locals.localViewerFull
return activityPubResponse(activityPubContextify(localViewer.toActivityPubObject(), 'WatchAction'), res)
}
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// ---------------------------------------------------------------------------
function actorFollowing (req: express.Request, actor: MActorId) {
const handler = (start: number, count: number) => {
return ActorFollowModel.listAcceptedFollowingUrlsForApi([ actor.id ], undefined, start, count)
}
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return activityPubCollectionPagination(WEBSERVER.URL + req.path, handler, req.query.page)
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}
function actorFollowers (req: express.Request, actor: MActorId) {
const handler = (start: number, count: number) => {
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return ActorFollowModel.listAcceptedFollowerUrlsForAP([ actor.id ], undefined, start, count)
}
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return activityPubCollectionPagination(WEBSERVER.URL + req.path, handler, req.query.page)
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}
function actorPlaylists (req: express.Request, options: { account: MAccountId } | { channel: MChannelId }) {
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const handler = (start: number, count: number) => {
return VideoPlaylistModel.listPublicUrlsOfForAP(options, start, count)
}
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return activityPubCollectionPagination(WEBSERVER.URL + req.path, handler, req.query.page)
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}
function videoRates (req: express.Request, rateType: VideoRateType, video: MVideoId, url: string) {
const handler = async (start: number, count: number) => {
const result = await AccountVideoRateModel.listAndCountAccountUrlsByVideoId(rateType, video.id, start, count)
return {
total: result.total,
data: result.data.map(r => r.url)
}
}
return activityPubCollectionPagination(url, handler, req.query.page)
}
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function redirectIfNotOwned (url: string, res: express.Response) {
if (url.startsWith(WEBSERVER.URL) === false) {
res.redirect(url)
return true
}
return false
}