// Intercept ActivityPub client requests
import * as express from 'express'
import { VideoPrivacy, VideoRateType } from '../../../shared/models/videos'
import { activityPubCollectionPagination, activityPubContextify } from '../../helpers/activitypub'
import { CONFIG, ROUTE_CACHE_LIFETIME } from '../../initializers'
import { buildAnnounceWithVideoAudience, buildDislikeActivity, buildLikeActivity } from '../../lib/activitypub/send'
import { audiencify, getAudience } from '../../lib/activitypub/audience'
import { buildCreateActivity } from '../../lib/activitypub/send/send-create'
import {
asyncMiddleware,
videosShareValidator,
executeIfActivityPub,
localAccountValidator,
localVideoChannelValidator,
videosCustomGetValidator
} from '../../middlewares'
import {
getAccountVideoRateValidator,
videoCommentGetValidator,
videosGetValidator
} from '../../middlewares/validators'
import { AccountModel } from '../../models/account/account'
import { ActorModel } from '../../models/activitypub/actor'
import { ActorFollowModel } from '../../models/activitypub/actor-follow'
import { VideoModel } from '../../models/video/video'
import { VideoChannelModel } from '../../models/video/video-channel'
import { VideoCommentModel } from '../../models/video/video-comment'
import { VideoShareModel } from '../../models/video/video-share'
import { cacheRoute } from '../../middlewares/cache'
import { activityPubResponse } from './utils'
import { AccountVideoRateModel } from '../../models/account/account-video-rate'
import {
getRateUrl,
getVideoCommentsActivityPubUrl,
getVideoDislikesActivityPubUrl,
getVideoLikesActivityPubUrl,
getVideoSharesActivityPubUrl
} from '../../lib/activitypub'
import { VideoCaptionModel } from '../../models/video/video-caption'
import { videoFileRedundancyGetValidator, videoPlaylistRedundancyGetValidator } from '../../middlewares/validators/redundancy'
import { getServerActor } from '../../helpers/utils'
import { VideoRedundancyModel } from '../../models/redundancy/video-redundancy'
const activityPubClientRouter = express.Router()
activityPubClientRouter.get('/accounts?/:name',
executeIfActivityPub(asyncMiddleware(localAccountValidator)),
executeIfActivityPub(accountController)
)
activityPubClientRouter.get('/accounts?/:name/followers',
executeIfActivityPub(asyncMiddleware(localAccountValidator)),
executeIfActivityPub(asyncMiddleware(accountFollowersController))
)
activityPubClientRouter.get('/accounts?/:name/following',
executeIfActivityPub(asyncMiddleware(localAccountValidator)),
executeIfActivityPub(asyncMiddleware(accountFollowingController))
)
activityPubClientRouter.get('/accounts?/:name/likes/:videoId',
executeIfActivityPub(asyncMiddleware(getAccountVideoRateValidator('like'))),
executeIfActivityPub(getAccountVideoRate('like'))
)
activityPubClientRouter.get('/accounts?/:name/dislikes/:videoId',
executeIfActivityPub(asyncMiddleware(getAccountVideoRateValidator('dislike'))),
executeIfActivityPub(getAccountVideoRate('dislike'))
)
activityPubClientRouter.get('/videos/watch/:id',
executeIfActivityPub(asyncMiddleware(cacheRoute(ROUTE_CACHE_LIFETIME.ACTIVITY_PUB.VIDEOS))),
executeIfActivityPub(asyncMiddleware(videosCustomGetValidator('only-video-with-rights'))),
executeIfActivityPub(asyncMiddleware(videoController))
)
activityPubClientRouter.get('/videos/watch/:id/activity',
executeIfActivityPub(asyncMiddleware(videosCustomGetValidator('only-video-with-rights'))),
executeIfActivityPub(asyncMiddleware(videoController))
)
activityPubClientRouter.get('/videos/watch/:id/announces',
executeIfActivityPub(asyncMiddleware(videosCustomGetValidator('only-video'))),
executeIfActivityPub(asyncMiddleware(videoAnnouncesController))
)
activityPubClientRouter.get('/videos/watch/:id/announces/:actorId',
executeIfActivityPub(asyncMiddleware(videosShareValidator)),
executeIfActivityPub(asyncMiddleware(videoAnnounceController))
)
activityPubClientRouter.get('/videos/watch/:id/likes',
executeIfActivityPub(asyncMiddleware(videosCustomGetValidator('only-video'))),
executeIfActivityPub(asyncMiddleware(videoLikesController))
)
activityPubClientRouter.get('/videos/watch/:id/dislikes',
executeIfActivityPub(asyncMiddleware(videosCustomGetValidator('only-video'))),
executeIfActivityPub(asyncMiddleware(videoDislikesController))
)
activityPubClientRouter.get('/videos/watch/:id/comments',
executeIfActivityPub(asyncMiddleware(videosCustomGetValidator('only-video'))),
executeIfActivityPub(asyncMiddleware(videoCommentsController))
)
activityPubClientRouter.get('/videos/watch/:videoId/comments/:commentId',
executeIfActivityPub(asyncMiddleware(videoCommentGetValidator)),
executeIfActivityPub(asyncMiddleware(videoCommentController))
)
activityPubClientRouter.get('/videos/watch/:videoId/comments/:commentId/activity',
executeIfActivityPub(asyncMiddleware(videoCommentGetValidator)),
executeIfActivityPub(asyncMiddleware(videoCommentController))
)
activityPubClientRouter.get('/video-channels/:name',
executeIfActivityPub(asyncMiddleware(localVideoChannelValidator)),
executeIfActivityPub(asyncMiddleware(videoChannelController))
)
activityPubClientRouter.get('/video-channels/:name/followers',
executeIfActivityPub(asyncMiddleware(localVideoChannelValidator)),
executeIfActivityPub(asyncMiddleware(videoChannelFollowersController))
)
activityPubClientRouter.get('/video-channels/:name/following',
executeIfActivityPub(asyncMiddleware(localVideoChannelValidator)),
executeIfActivityPub(asyncMiddleware(videoChannelFollowingController))
)
activityPubClientRouter.get('/redundancy/videos/:videoId/:resolution([0-9]+)(-:fps([0-9]+))?',
executeIfActivityPub(asyncMiddleware(videoFileRedundancyGetValidator)),
executeIfActivityPub(asyncMiddleware(videoRedundancyController))
)
activityPubClientRouter.get('/redundancy/video-playlists/:streamingPlaylistType/:videoId',
executeIfActivityPub(asyncMiddleware(videoPlaylistRedundancyGetValidator)),
executeIfActivityPub(asyncMiddleware(videoRedundancyController))
)
// ---------------------------------------------------------------------------
export {
activityPubClientRouter
}
// ---------------------------------------------------------------------------
function accountController (req: express.Request, res: express.Response, next: express.NextFunction) {
const account: AccountModel = res.locals.account
return activityPubResponse(activityPubContextify(account.toActivityPubObject()), res)
}
async function accountFollowersController (req: express.Request, res: express.Response, next: express.NextFunction) {
const account: AccountModel = res.locals.account
const activityPubResult = await actorFollowers(req, account.Actor)
return activityPubResponse(activityPubContextify(activityPubResult), res)
}
async function accountFollowingController (req: express.Request, res: express.Response, next: express.NextFunction) {
const account: AccountModel = res.locals.account
const activityPubResult = await actorFollowing(req, account.Actor)
return activityPubResponse(activityPubContextify(activityPubResult), res)
}
function getAccountVideoRate (rateType: VideoRateType) {
return (req: express.Request, res: express.Response) => {
const accountVideoRate: AccountVideoRateModel = res.locals.accountVideoRate
const byActor = accountVideoRate.Account.Actor
const url = getRateUrl(rateType, byActor, accountVideoRate.Video)
const APObject = rateType === 'like'
? buildLikeActivity(url, byActor, accountVideoRate.Video)
: buildCreateActivity(url, byActor, buildDislikeActivity(url, byActor, accountVideoRate.Video))
return activityPubResponse(activityPubContextify(APObject), res)
}
}
async function videoController (req: express.Request, res: express.Response) {
// We need more attributes
const video: VideoModel = await VideoModel.loadForGetAPI(res.locals.video.id)
if (video.url.startsWith(CONFIG.WEBSERVER.URL) === false) return res.redirect(video.url)
// We need captions to render AP object
video.VideoCaptions = await VideoCaptionModel.listVideoCaptions(video.id)
const audience = getAudience(video.VideoChannel.Account.Actor, video.privacy === VideoPrivacy.PUBLIC)
const videoObject = audiencify(video.toActivityPubObject(), audience)
if (req.path.endsWith('/activity')) {
const data = buildCreateActivity(video.url, video.VideoChannel.Account.Actor, videoObject, audience)
return activityPubResponse(activityPubContextify(data), res)
}
return activityPubResponse(activityPubContextify(videoObject), res)
}
async function videoAnnounceController (req: express.Request, res: express.Response) {
const share = res.locals.videoShare as VideoShareModel
if (share.url.startsWith(CONFIG.WEBSERVER.URL) === false) return res.redirect(share.url)
const { activity } = await buildAnnounceWithVideoAudience(share.Actor, share, res.locals.video, undefined)
return activityPubResponse(activityPubContextify(activity), res)
}
async function videoAnnouncesController (req: express.Request, res: express.Response) {
const video: VideoModel = res.locals.video
const handler = async (start: number, count: number) => {
const result = await VideoShareModel.listAndCountByVideoId(video.id, start, count)
return {
total: result.count,
data: result.rows.map(r => r.url)
}
}
const json = await activityPubCollectionPagination(getVideoSharesActivityPubUrl(video), handler, req.query.page)
return activityPubResponse(activityPubContextify(json), res)
}
async function videoLikesController (req: express.Request, res: express.Response) {
const video: VideoModel = res.locals.video
const json = await videoRates(req, 'like', video, getVideoLikesActivityPubUrl(video))
return activityPubResponse(activityPubContextify(json), res)
}
async function videoDislikesController (req: express.Request, res: express.Response) {
const video: VideoModel = res.locals.video
const json = await videoRates(req, 'dislike', video, getVideoDislikesActivityPubUrl(video))
return activityPubResponse(activityPubContextify(json), res)
}
async function videoCommentsController (req: express.Request, res: express.Response) {
const video: VideoModel = res.locals.video
const handler = async (start: number, count: number) => {
const result = await VideoCommentModel.listAndCountByVideoId(video.id, start, count)
return {
total: result.count,
data: result.rows.map(r => r.url)
}
}
const json = await activityPubCollectionPagination(getVideoCommentsActivityPubUrl(video), handler, req.query.page)
return activityPubResponse(activityPubContextify(json), res)
}
async function videoChannelController (req: express.Request, res: express.Response) {
const videoChannel: VideoChannelModel = res.locals.videoChannel
return activityPubResponse(activityPubContextify(videoChannel.toActivityPubObject()), res)
}
async function videoChannelFollowersController (req: express.Request, res: express.Response) {
const videoChannel: VideoChannelModel = res.locals.videoChannel
const activityPubResult = await actorFollowers(req, videoChannel.Actor)
return activityPubResponse(activityPubContextify(activityPubResult), res)
}
async function videoChannelFollowingController (req: express.Request, res: express.Response) {
const videoChannel: VideoChannelModel = res.locals.videoChannel
const activityPubResult = await actorFollowing(req, videoChannel.Actor)
return activityPubResponse(activityPubContextify(activityPubResult), res)
}
async function videoCommentController (req: express.Request, res: express.Response) {
const videoComment: VideoCommentModel = res.locals.videoComment
if (videoComment.url.startsWith(CONFIG.WEBSERVER.URL) === false) return res.redirect(videoComment.url)
const threadParentComments = await VideoCommentModel.listThreadParentComments(videoComment, undefined)
const isPublic = true // Comments are always public
const audience = getAudience(videoComment.Account.Actor, isPublic)
const videoCommentObject = audiencify(videoComment.toActivityPubObject(threadParentComments), audience)
if (req.path.endsWith('/activity')) {
const data = buildCreateActivity(videoComment.url, videoComment.Account.Actor, videoCommentObject, audience)
return activityPubResponse(activityPubContextify(data), res)
}
return activityPubResponse(activityPubContextify(videoCommentObject), res)
}
async function videoRedundancyController (req: express.Request, res: express.Response) {
const videoRedundancy: VideoRedundancyModel = res.locals.videoRedundancy
if (videoRedundancy.url.startsWith(CONFIG.WEBSERVER.URL) === false) return res.redirect(videoRedundancy.url)
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)
return activityPubResponse(activityPubContextify(data), res)
}
return activityPubResponse(activityPubContextify(object), res)
}
// ---------------------------------------------------------------------------
async function actorFollowing (req: express.Request, actor: ActorModel) {
const handler = (start: number, count: number) => {
return ActorFollowModel.listAcceptedFollowingUrlsForApi([ actor.id ], undefined, start, count)
}
return activityPubCollectionPagination(CONFIG.WEBSERVER.URL + req.path, handler, req.query.page)
}
async function actorFollowers (req: express.Request, actor: ActorModel) {
const handler = (start: number, count: number) => {
return ActorFollowModel.listAcceptedFollowerUrlsForApi([ actor.id ], undefined, start, count)
}
return activityPubCollectionPagination(CONFIG.WEBSERVER.URL + req.path, handler, req.query.page)
}
function videoRates (req: express.Request, rateType: VideoRateType, video: VideoModel, url: string) {
const handler = async (start: number, count: number) => {
const result = await AccountVideoRateModel.listAndCountAccountUrlsByVideoId(rateType, video.id, start, count)
return {
total: result.count,
data: result.rows.map(r => r.url)
}
}
return activityPubCollectionPagination(url, handler, req.query.page)
}