server/controllers/activitypub/client.ts

   1 import * as express from 'express'
   2 import * as cors from 'cors'
   3 import { VideoPrivacy, VideoRateType } from '../../../shared/models/videos'
   4 import { activityPubCollectionPagination, activityPubContextify } from '../../helpers/activitypub'
   5 import { ROUTE_CACHE_LIFETIME, WEBSERVER } from '../../initializers/constants'
   6 import { buildAnnounceWithVideoAudience, buildLikeActivity } from '../../lib/activitypub/send'
   7 import { audiencify, getAudience } from '../../lib/activitypub/audience'
   8 import { buildCreateActivity } from '../../lib/activitypub/send/send-create'
   9 import {
  10   asyncMiddleware,
  11   executeIfActivityPub,
  12   localAccountValidator,
  13   localVideoChannelValidator,
  14   videosCustomGetValidator,
  15   videosShareValidator
  16 } from '../../middlewares'
  17 import { getAccountVideoRateValidatorFactory, videoCommentGetValidator } from '../../middlewares/validators'
  18 import { AccountModel } from '../../models/account/account'
  19 import { ActorFollowModel } from '../../models/activitypub/actor-follow'
  20 import { VideoModel } from '../../models/video/video'
  21 import { VideoCommentModel } from '../../models/video/video-comment'
  22 import { VideoShareModel } from '../../models/video/video-share'
  23 import { cacheRoute } from '../../middlewares/cache'
  24 import { activityPubResponse } from './utils'
  25 import { AccountVideoRateModel } from '../../models/account/account-video-rate'
  26 import {
  27   getVideoCommentsActivityPubUrl,
  28   getVideoDislikesActivityPubUrl,
  29   getVideoLikesActivityPubUrl,
  30   getVideoSharesActivityPubUrl
  31 } from '../../lib/activitypub/url'
  32 import { VideoCaptionModel } from '../../models/video/video-caption'
  33 import { videoFileRedundancyGetValidator, videoPlaylistRedundancyGetValidator } from '../../middlewares/validators/redundancy'
  34 import { buildDislikeActivity } from '../../lib/activitypub/send/send-dislike'
  35 import { videoPlaylistElementAPGetValidator, videoPlaylistsGetValidator } from '../../middlewares/validators/videos/video-playlists'
  36 import { VideoPlaylistModel } from '../../models/video/video-playlist'
  37 import { VideoPlaylistPrivacy } from '../../../shared/models/videos/playlist/video-playlist-privacy.model'
  38 import { MAccountId, MActorId, MVideoAPWithoutCaption, MVideoId, MChannelId } from '@server/typings/models'
  39 import { getServerActor } from '@server/models/application/application'
  40 import { getRateUrl } from '@server/lib/activitypub/video-rates'
  41
  42 const activityPubClientRouter = express.Router()
  43 activityPubClientRouter.use(cors())
  44
  45 // Intercept ActivityPub client requests
  46
  47 activityPubClientRouter.get('/accounts?/:name',
  48   executeIfActivityPub,
  49   asyncMiddleware(localAccountValidator),
  50   accountController
  51 )
  52 activityPubClientRouter.get('/accounts?/:name/followers',
  53   executeIfActivityPub,
  54   asyncMiddleware(localAccountValidator),
  55   asyncMiddleware(accountFollowersController)
  56 )
  57 activityPubClientRouter.get('/accounts?/:name/following',
  58   executeIfActivityPub,
  59   asyncMiddleware(localAccountValidator),
  60   asyncMiddleware(accountFollowingController)
  61 )
  62 activityPubClientRouter.get('/accounts?/:name/playlists',
  63   executeIfActivityPub,
  64   asyncMiddleware(localAccountValidator),
  65   asyncMiddleware(accountPlaylistsController)
  66 )
  67 activityPubClientRouter.get('/accounts?/:name/likes/:videoId',
  68   executeIfActivityPub,
  69   asyncMiddleware(getAccountVideoRateValidatorFactory('like')),
  70   getAccountVideoRateFactory('like')
  71 )
  72 activityPubClientRouter.get('/accounts?/:name/dislikes/:videoId',
  73   executeIfActivityPub,
  74   asyncMiddleware(getAccountVideoRateValidatorFactory('dislike')),
  75   getAccountVideoRateFactory('dislike')
  76 )
  77
  78 activityPubClientRouter.get('/videos/watch/:id',
  79   executeIfActivityPub,
  80   asyncMiddleware(cacheRoute()(ROUTE_CACHE_LIFETIME.ACTIVITY_PUB.VIDEOS)),
  81   asyncMiddleware(videosCustomGetValidator('only-video-with-rights')),
  82   asyncMiddleware(videoController)
  83 )
  84 activityPubClientRouter.get('/videos/watch/:id/activity',
  85   executeIfActivityPub,
  86   asyncMiddleware(videosCustomGetValidator('only-video-with-rights')),
  87   asyncMiddleware(videoController)
  88 )
  89 activityPubClientRouter.get('/videos/watch/:id/announces',
  90   executeIfActivityPub,
  91   asyncMiddleware(videosCustomGetValidator('only-immutable-attributes')),
  92   asyncMiddleware(videoAnnouncesController)
  93 )
  94 activityPubClientRouter.get('/videos/watch/:id/announces/:actorId',
  95   executeIfActivityPub,
  96   asyncMiddleware(videosShareValidator),
  97   asyncMiddleware(videoAnnounceController)
  98 )
  99 activityPubClientRouter.get('/videos/watch/:id/likes',
 100   executeIfActivityPub,
 101   asyncMiddleware(videosCustomGetValidator('only-immutable-attributes')),
 102   asyncMiddleware(videoLikesController)
 103 )
 104 activityPubClientRouter.get('/videos/watch/:id/dislikes',
 105   executeIfActivityPub,
 106   asyncMiddleware(videosCustomGetValidator('only-immutable-attributes')),
 107   asyncMiddleware(videoDislikesController)
 108 )
 109 activityPubClientRouter.get('/videos/watch/:id/comments',
 110   executeIfActivityPub,
 111   asyncMiddleware(videosCustomGetValidator('only-immutable-attributes')),
 112   asyncMiddleware(videoCommentsController)
 113 )
 114 activityPubClientRouter.get('/videos/watch/:videoId/comments/:commentId',
 115   executeIfActivityPub,
 116   asyncMiddleware(videoCommentGetValidator),
 117   asyncMiddleware(videoCommentController)
 118 )
 119 activityPubClientRouter.get('/videos/watch/:videoId/comments/:commentId/activity',
 120   executeIfActivityPub,
 121   asyncMiddleware(videoCommentGetValidator),
 122   asyncMiddleware(videoCommentController)
 123 )
 124
 125 activityPubClientRouter.get('/video-channels/:name',
 126   executeIfActivityPub,
 127   asyncMiddleware(localVideoChannelValidator),
 128   videoChannelController
 129 )
 130 activityPubClientRouter.get('/video-channels/:name/followers',
 131   executeIfActivityPub,
 132   asyncMiddleware(localVideoChannelValidator),
 133   asyncMiddleware(videoChannelFollowersController)
 134 )
 135 activityPubClientRouter.get('/video-channels/:name/following',
 136   executeIfActivityPub,
 137   asyncMiddleware(localVideoChannelValidator),
 138   asyncMiddleware(videoChannelFollowingController)
 139 )
 140 activityPubClientRouter.get('/video-channels/:name/playlists',
 141   executeIfActivityPub,
 142   asyncMiddleware(localVideoChannelValidator),
 143   asyncMiddleware(videoChannelPlaylistsController)
 144 )
 145
 146 activityPubClientRouter.get('/redundancy/videos/:videoId/:resolution([0-9]+)(-:fps([0-9]+))?',
 147   executeIfActivityPub,
 148   asyncMiddleware(videoFileRedundancyGetValidator),
 149   asyncMiddleware(videoRedundancyController)
 150 )
 151 activityPubClientRouter.get('/redundancy/streaming-playlists/:streamingPlaylistType/:videoId',
 152   executeIfActivityPub,
 153   asyncMiddleware(videoPlaylistRedundancyGetValidator),
 154   asyncMiddleware(videoRedundancyController)
 155 )
 156
 157 activityPubClientRouter.get('/video-playlists/:playlistId',
 158   executeIfActivityPub,
 159   asyncMiddleware(videoPlaylistsGetValidator('all')),
 160   asyncMiddleware(videoPlaylistController)
 161 )
 162 activityPubClientRouter.get('/video-playlists/:playlistId/:videoId',
 163   executeIfActivityPub,
 164   asyncMiddleware(videoPlaylistElementAPGetValidator),
 165   videoPlaylistElementController
 166 )
 167
 168 // ---------------------------------------------------------------------------
 169
 170 export {
 171   activityPubClientRouter
 172 }
 173
 174 // ---------------------------------------------------------------------------
 175
 176 function accountController (req: express.Request, res: express.Response) {
 177   const account = res.locals.account
 178
 179   return activityPubResponse(activityPubContextify(account.toActivityPubObject()), res)
 180 }
 181
 182 async function accountFollowersController (req: express.Request, res: express.Response) {
 183   const account = res.locals.account
 184   const activityPubResult = await actorFollowers(req, account.Actor)
 185
 186   return activityPubResponse(activityPubContextify(activityPubResult), res)
 187 }
 188
 189 async function accountFollowingController (req: express.Request, res: express.Response) {
 190   const account = res.locals.account
 191   const activityPubResult = await actorFollowing(req, account.Actor)
 192
 193   return activityPubResponse(activityPubContextify(activityPubResult), res)
 194 }
 195
 196 async function accountPlaylistsController (req: express.Request, res: express.Response) {
 197   const account = res.locals.account
 198   const activityPubResult = await actorPlaylists(req, { account })
 199
 200   return activityPubResponse(activityPubContextify(activityPubResult), res)
 201 }
 202
 203 async function videoChannelPlaylistsController (req: express.Request, res: express.Response) {
 204   const channel = res.locals.videoChannel
 205   const activityPubResult = await actorPlaylists(req, { channel })
 206
 207   return activityPubResponse(activityPubContextify(activityPubResult), res)
 208 }
 209
 210 function getAccountVideoRateFactory (rateType: VideoRateType) {
 211   return (req: express.Request, res: express.Response) => {
 212     const accountVideoRate = res.locals.accountVideoRate
 213
 214     const byActor = accountVideoRate.Account.Actor
 215     const url = getRateUrl(rateType, byActor, accountVideoRate.Video)
 216     const APObject = rateType === 'like'
 217       ? buildLikeActivity(url, byActor, accountVideoRate.Video)
 218       : buildDislikeActivity(url, byActor, accountVideoRate.Video)
 219
 220     return activityPubResponse(activityPubContextify(APObject), res)
 221   }
 222 }
 223
 224 async function videoController (req: express.Request, res: express.Response) {
 225   // We need more attributes
 226   const video = await VideoModel.loadForGetAPI({ id: res.locals.onlyVideoWithRights.id }) as MVideoAPWithoutCaption
 227
 228   if (video.url.startsWith(WEBSERVER.URL) === false) return res.redirect(video.url)
 229
 230   // We need captions to render AP object
 231   const captions = await VideoCaptionModel.listVideoCaptions(video.id)
 232   const videoWithCaptions = Object.assign(video, { VideoCaptions: captions })
 233
 234   const audience = getAudience(videoWithCaptions.VideoChannel.Account.Actor, videoWithCaptions.privacy === VideoPrivacy.PUBLIC)
 235   const videoObject = audiencify(videoWithCaptions.toActivityPubObject(), audience)
 236
 237   if (req.path.endsWith('/activity')) {
 238     const data = buildCreateActivity(videoWithCaptions.url, video.VideoChannel.Account.Actor, videoObject, audience)
 239     return activityPubResponse(activityPubContextify(data), res)
 240   }
 241
 242   return activityPubResponse(activityPubContextify(videoObject), res)
 243 }
 244
 245 async function videoAnnounceController (req: express.Request, res: express.Response) {
 246   const share = res.locals.videoShare
 247
 248   if (share.url.startsWith(WEBSERVER.URL) === false) return res.redirect(share.url)
 249
 250   const { activity } = await buildAnnounceWithVideoAudience(share.Actor, share, res.locals.videoAll, undefined)
 251
 252   return activityPubResponse(activityPubContextify(activity, 'Announce'), res)
 253 }
 254
 255 async function videoAnnouncesController (req: express.Request, res: express.Response) {
 256   const video = res.locals.onlyImmutableVideo
 257
 258   const handler = async (start: number, count: number) => {
 259     const result = await VideoShareModel.listAndCountByVideoId(video.id, start, count)
 260     return {
 261       total: result.count,
 262       data: result.rows.map(r => r.url)
 263     }
 264   }
 265   const json = await activityPubCollectionPagination(getVideoSharesActivityPubUrl(video), handler, req.query.page)
 266
 267   return activityPubResponse(activityPubContextify(json), res)
 268 }
 269
 270 async function videoLikesController (req: express.Request, res: express.Response) {
 271   const video = res.locals.onlyImmutableVideo
 272   const json = await videoRates(req, 'like', video, getVideoLikesActivityPubUrl(video))
 273
 274   return activityPubResponse(activityPubContextify(json), res)
 275 }
 276
 277 async function videoDislikesController (req: express.Request, res: express.Response) {
 278   const video = res.locals.onlyImmutableVideo
 279   const json = await videoRates(req, 'dislike', video, getVideoDislikesActivityPubUrl(video))
 280
 281   return activityPubResponse(activityPubContextify(json), res)
 282 }
 283
 284 async function videoCommentsController (req: express.Request, res: express.Response) {
 285   const video = res.locals.onlyImmutableVideo
 286
 287   const handler = async (start: number, count: number) => {
 288     const result = await VideoCommentModel.listAndCountByVideoForAP(video, start, count)
 289     return {
 290       total: result.count,
 291       data: result.rows.map(r => r.url)
 292     }
 293   }
 294   const json = await activityPubCollectionPagination(getVideoCommentsActivityPubUrl(video), handler, req.query.page)
 295
 296   return activityPubResponse(activityPubContextify(json), res)
 297 }
 298
 299 function videoChannelController (req: express.Request, res: express.Response) {
 300   const videoChannel = res.locals.videoChannel
 301
 302   return activityPubResponse(activityPubContextify(videoChannel.toActivityPubObject()), res)
 303 }
 304
 305 async function videoChannelFollowersController (req: express.Request, res: express.Response) {
 306   const videoChannel = res.locals.videoChannel
 307   const activityPubResult = await actorFollowers(req, videoChannel.Actor)
 308
 309   return activityPubResponse(activityPubContextify(activityPubResult), res)
 310 }
 311
 312 async function videoChannelFollowingController (req: express.Request, res: express.Response) {
 313   const videoChannel = res.locals.videoChannel
 314   const activityPubResult = await actorFollowing(req, videoChannel.Actor)
 315
 316   return activityPubResponse(activityPubContextify(activityPubResult), res)
 317 }
 318
 319 async function videoCommentController (req: express.Request, res: express.Response) {
 320   const videoComment = res.locals.videoCommentFull
 321
 322   if (videoComment.url.startsWith(WEBSERVER.URL) === false) return res.redirect(videoComment.url)
 323
 324   const threadParentComments = await VideoCommentModel.listThreadParentComments(videoComment, undefined)
 325   const isPublic = true // Comments are always public
 326   let videoCommentObject = videoComment.toActivityPubObject(threadParentComments)
 327
 328   if (videoComment.Account) {
 329     const audience = getAudience(videoComment.Account.Actor, isPublic)
 330     videoCommentObject = audiencify(videoCommentObject, audience)
 331
 332     if (req.path.endsWith('/activity')) {
 333       const data = buildCreateActivity(videoComment.url, videoComment.Account.Actor, videoCommentObject, audience)
 334       return activityPubResponse(activityPubContextify(data), res)
 335     }
 336   }
 337
 338   return activityPubResponse(activityPubContextify(videoCommentObject), res)
 339 }
 340
 341 async function videoRedundancyController (req: express.Request, res: express.Response) {
 342   const videoRedundancy = res.locals.videoRedundancy
 343   if (videoRedundancy.url.startsWith(WEBSERVER.URL) === false) return res.redirect(videoRedundancy.url)
 344
 345   const serverActor = await getServerActor()
 346
 347   const audience = getAudience(serverActor)
 348   const object = audiencify(videoRedundancy.toActivityPubObject(), audience)
 349
 350   if (req.path.endsWith('/activity')) {
 351     const data = buildCreateActivity(videoRedundancy.url, serverActor, object, audience)
 352     return activityPubResponse(activityPubContextify(data, 'CacheFile'), res)
 353   }
 354
 355   return activityPubResponse(activityPubContextify(object, 'CacheFile'), res)
 356 }
 357
 358 async function videoPlaylistController (req: express.Request, res: express.Response) {
 359   const playlist = res.locals.videoPlaylistFull
 360
 361   // We need more attributes
 362   playlist.OwnerAccount = await AccountModel.load(playlist.ownerAccountId)
 363
 364   const json = await playlist.toActivityPubObject(req.query.page, null)
 365   const audience = getAudience(playlist.OwnerAccount.Actor, playlist.privacy === VideoPlaylistPrivacy.PUBLIC)
 366   const object = audiencify(json, audience)
 367
 368   return activityPubResponse(activityPubContextify(object), res)
 369 }
 370
 371 function videoPlaylistElementController (req: express.Request, res: express.Response) {
 372   const videoPlaylistElement = res.locals.videoPlaylistElementAP
 373
 374   const json = videoPlaylistElement.toActivityPubObject()
 375   return activityPubResponse(activityPubContextify(json), res)
 376 }
 377
 378 // ---------------------------------------------------------------------------
 379
 380 async function actorFollowing (req: express.Request, actor: MActorId) {
 381   const handler = (start: number, count: number) => {
 382     return ActorFollowModel.listAcceptedFollowingUrlsForApi([ actor.id ], undefined, start, count)
 383   }
 384
 385   return activityPubCollectionPagination(WEBSERVER.URL + req.path, handler, req.query.page)
 386 }
 387
 388 async function actorFollowers (req: express.Request, actor: MActorId) {
 389   const handler = (start: number, count: number) => {
 390     return ActorFollowModel.listAcceptedFollowerUrlsForAP([ actor.id ], undefined, start, count)
 391   }
 392
 393   return activityPubCollectionPagination(WEBSERVER.URL + req.path, handler, req.query.page)
 394 }
 395
 396 async function actorPlaylists (req: express.Request, options: { account: MAccountId } | { channel: MChannelId }) {
 397   const handler = (start: number, count: number) => {
 398     return VideoPlaylistModel.listPublicUrlsOfForAP(options, start, count)
 399   }
 400
 401   return activityPubCollectionPagination(WEBSERVER.URL + req.path, handler, req.query.page)
 402 }
 403
 404 function videoRates (req: express.Request, rateType: VideoRateType, video: MVideoId, url: string) {
 405   const handler = async (start: number, count: number) => {
 406     const result = await AccountVideoRateModel.listAndCountAccountUrlsByVideoId(rateType, video.id, start, count)
 407     return {
 408       total: result.count,
 409       data: result.rows.map(r => r.url)
 410     }
 411   }
 412   return activityPubCollectionPagination(url, handler, req.query.page)
 413 }