server/controllers/activitypub/client.ts

   1 // Intercept ActivityPub client requests
   2 import * as express from 'express'
   3 import { VideoPrivacy, VideoRateType } from '../../../shared/models/videos'
   4 import { activityPubCollectionPagination, activityPubContextify } from '../../helpers/activitypub'
   5 import { CONFIG, ROUTE_CACHE_LIFETIME } from '../../initializers'
   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 { getAccountVideoRateValidator, videoCommentGetValidator, videosGetValidator } from '../../middlewares/validators'
  18 import { AccountModel } from '../../models/account/account'
  19 import { ActorModel } from '../../models/activitypub/actor'
  20 import { ActorFollowModel } from '../../models/activitypub/actor-follow'
  21 import { VideoModel } from '../../models/video/video'
  22 import { VideoChannelModel } from '../../models/video/video-channel'
  23 import { VideoCommentModel } from '../../models/video/video-comment'
  24 import { VideoShareModel } from '../../models/video/video-share'
  25 import { cacheRoute } from '../../middlewares/cache'
  26 import { activityPubResponse } from './utils'
  27 import { AccountVideoRateModel } from '../../models/account/account-video-rate'
  28 import {
  29   getRateUrl,
  30   getVideoCommentsActivityPubUrl,
  31   getVideoDislikesActivityPubUrl,
  32   getVideoLikesActivityPubUrl,
  33   getVideoSharesActivityPubUrl
  34 } from '../../lib/activitypub'
  35 import { VideoCaptionModel } from '../../models/video/video-caption'
  36 import { videoFileRedundancyGetValidator, videoPlaylistRedundancyGetValidator } from '../../middlewares/validators/redundancy'
  37 import { getServerActor } from '../../helpers/utils'
  38 import { VideoRedundancyModel } from '../../models/redundancy/video-redundancy'
  39 import { buildDislikeActivity } from '../../lib/activitypub/send/send-dislike'
  40
  41 const activityPubClientRouter = express.Router()
  42
  43 activityPubClientRouter.get('/accounts?/:name',
  44   executeIfActivityPub(asyncMiddleware(localAccountValidator)),
  45   executeIfActivityPub(accountController)
  46 )
  47 activityPubClientRouter.get('/accounts?/:name/followers',
  48   executeIfActivityPub(asyncMiddleware(localAccountValidator)),
  49   executeIfActivityPub(asyncMiddleware(accountFollowersController))
  50 )
  51 activityPubClientRouter.get('/accounts?/:name/following',
  52   executeIfActivityPub(asyncMiddleware(localAccountValidator)),
  53   executeIfActivityPub(asyncMiddleware(accountFollowingController))
  54 )
  55 activityPubClientRouter.get('/accounts?/:name/likes/:videoId',
  56   executeIfActivityPub(asyncMiddleware(getAccountVideoRateValidator('like'))),
  57   executeIfActivityPub(getAccountVideoRate('like'))
  58 )
  59 activityPubClientRouter.get('/accounts?/:name/dislikes/:videoId',
  60   executeIfActivityPub(asyncMiddleware(getAccountVideoRateValidator('dislike'))),
  61   executeIfActivityPub(getAccountVideoRate('dislike'))
  62 )
  63
  64 activityPubClientRouter.get('/videos/watch/:id',
  65   executeIfActivityPub(asyncMiddleware(cacheRoute(ROUTE_CACHE_LIFETIME.ACTIVITY_PUB.VIDEOS))),
  66   executeIfActivityPub(asyncMiddleware(videosCustomGetValidator('only-video-with-rights'))),
  67   executeIfActivityPub(asyncMiddleware(videoController))
  68 )
  69 activityPubClientRouter.get('/videos/watch/:id/activity',
  70   executeIfActivityPub(asyncMiddleware(videosCustomGetValidator('only-video-with-rights'))),
  71   executeIfActivityPub(asyncMiddleware(videoController))
  72 )
  73 activityPubClientRouter.get('/videos/watch/:id/announces',
  74   executeIfActivityPub(asyncMiddleware(videosCustomGetValidator('only-video'))),
  75   executeIfActivityPub(asyncMiddleware(videoAnnouncesController))
  76 )
  77 activityPubClientRouter.get('/videos/watch/:id/announces/:actorId',
  78   executeIfActivityPub(asyncMiddleware(videosShareValidator)),
  79   executeIfActivityPub(asyncMiddleware(videoAnnounceController))
  80 )
  81 activityPubClientRouter.get('/videos/watch/:id/likes',
  82   executeIfActivityPub(asyncMiddleware(videosCustomGetValidator('only-video'))),
  83   executeIfActivityPub(asyncMiddleware(videoLikesController))
  84 )
  85 activityPubClientRouter.get('/videos/watch/:id/dislikes',
  86   executeIfActivityPub(asyncMiddleware(videosCustomGetValidator('only-video'))),
  87   executeIfActivityPub(asyncMiddleware(videoDislikesController))
  88 )
  89 activityPubClientRouter.get('/videos/watch/:id/comments',
  90   executeIfActivityPub(asyncMiddleware(videosCustomGetValidator('only-video'))),
  91   executeIfActivityPub(asyncMiddleware(videoCommentsController))
  92 )
  93 activityPubClientRouter.get('/videos/watch/:videoId/comments/:commentId',
  94   executeIfActivityPub(asyncMiddleware(videoCommentGetValidator)),
  95   executeIfActivityPub(asyncMiddleware(videoCommentController))
  96 )
  97 activityPubClientRouter.get('/videos/watch/:videoId/comments/:commentId/activity',
  98   executeIfActivityPub(asyncMiddleware(videoCommentGetValidator)),
  99   executeIfActivityPub(asyncMiddleware(videoCommentController))
 100 )
 101
 102 activityPubClientRouter.get('/video-channels/:name',
 103   executeIfActivityPub(asyncMiddleware(localVideoChannelValidator)),
 104   executeIfActivityPub(asyncMiddleware(videoChannelController))
 105 )
 106 activityPubClientRouter.get('/video-channels/:name/followers',
 107   executeIfActivityPub(asyncMiddleware(localVideoChannelValidator)),
 108   executeIfActivityPub(asyncMiddleware(videoChannelFollowersController))
 109 )
 110 activityPubClientRouter.get('/video-channels/:name/following',
 111   executeIfActivityPub(asyncMiddleware(localVideoChannelValidator)),
 112   executeIfActivityPub(asyncMiddleware(videoChannelFollowingController))
 113 )
 114
 115 activityPubClientRouter.get('/redundancy/videos/:videoId/:resolution([0-9]+)(-:fps([0-9]+))?',
 116   executeIfActivityPub(asyncMiddleware(videoFileRedundancyGetValidator)),
 117   executeIfActivityPub(asyncMiddleware(videoRedundancyController))
 118 )
 119 activityPubClientRouter.get('/redundancy/video-playlists/:streamingPlaylistType/:videoId',
 120   executeIfActivityPub(asyncMiddleware(videoPlaylistRedundancyGetValidator)),
 121   executeIfActivityPub(asyncMiddleware(videoRedundancyController))
 122 )
 123
 124 // ---------------------------------------------------------------------------
 125
 126 export {
 127   activityPubClientRouter
 128 }
 129
 130 // ---------------------------------------------------------------------------
 131
 132 function accountController (req: express.Request, res: express.Response, next: express.NextFunction) {
 133   const account: AccountModel = res.locals.account
 134
 135   return activityPubResponse(activityPubContextify(account.toActivityPubObject()), res)
 136 }
 137
 138 async function accountFollowersController (req: express.Request, res: express.Response, next: express.NextFunction) {
 139   const account: AccountModel = res.locals.account
 140   const activityPubResult = await actorFollowers(req, account.Actor)
 141
 142   return activityPubResponse(activityPubContextify(activityPubResult), res)
 143 }
 144
 145 async function accountFollowingController (req: express.Request, res: express.Response, next: express.NextFunction) {
 146   const account: AccountModel = res.locals.account
 147   const activityPubResult = await actorFollowing(req, account.Actor)
 148
 149   return activityPubResponse(activityPubContextify(activityPubResult), res)
 150 }
 151
 152 function getAccountVideoRate (rateType: VideoRateType) {
 153   return (req: express.Request, res: express.Response) => {
 154     const accountVideoRate: AccountVideoRateModel = res.locals.accountVideoRate
 155
 156     const byActor = accountVideoRate.Account.Actor
 157     const url = getRateUrl(rateType, byActor, accountVideoRate.Video)
 158     const APObject = rateType === 'like'
 159       ? buildLikeActivity(url, byActor, accountVideoRate.Video)
 160       : buildDislikeActivity(url, byActor, accountVideoRate.Video)
 161
 162     return activityPubResponse(activityPubContextify(APObject), res)
 163   }
 164 }
 165
 166 async function videoController (req: express.Request, res: express.Response) {
 167   // We need more attributes
 168   const video: VideoModel = await VideoModel.loadForGetAPI(res.locals.video.id)
 169
 170   if (video.url.startsWith(CONFIG.WEBSERVER.URL) === false) return res.redirect(video.url)
 171
 172   // We need captions to render AP object
 173   video.VideoCaptions = await VideoCaptionModel.listVideoCaptions(video.id)
 174
 175   const audience = getAudience(video.VideoChannel.Account.Actor, video.privacy === VideoPrivacy.PUBLIC)
 176   const videoObject = audiencify(video.toActivityPubObject(), audience)
 177
 178   if (req.path.endsWith('/activity')) {
 179     const data = buildCreateActivity(video.url, video.VideoChannel.Account.Actor, videoObject, audience)
 180     return activityPubResponse(activityPubContextify(data), res)
 181   }
 182
 183   return activityPubResponse(activityPubContextify(videoObject), res)
 184 }
 185
 186 async function videoAnnounceController (req: express.Request, res: express.Response) {
 187   const share = res.locals.videoShare as VideoShareModel
 188
 189   if (share.url.startsWith(CONFIG.WEBSERVER.URL) === false) return res.redirect(share.url)
 190
 191   const { activity } = await buildAnnounceWithVideoAudience(share.Actor, share, res.locals.video, undefined)
 192
 193   return activityPubResponse(activityPubContextify(activity), res)
 194 }
 195
 196 async function videoAnnouncesController (req: express.Request, res: express.Response) {
 197   const video: VideoModel = res.locals.video
 198
 199   const handler = async (start: number, count: number) => {
 200     const result = await VideoShareModel.listAndCountByVideoId(video.id, start, count)
 201     return {
 202       total: result.count,
 203       data: result.rows.map(r => r.url)
 204     }
 205   }
 206   const json = await activityPubCollectionPagination(getVideoSharesActivityPubUrl(video), handler, req.query.page)
 207
 208   return activityPubResponse(activityPubContextify(json), res)
 209 }
 210
 211 async function videoLikesController (req: express.Request, res: express.Response) {
 212   const video: VideoModel = res.locals.video
 213   const json = await videoRates(req, 'like', video, getVideoLikesActivityPubUrl(video))
 214
 215   return activityPubResponse(activityPubContextify(json), res)
 216 }
 217
 218 async function videoDislikesController (req: express.Request, res: express.Response) {
 219   const video: VideoModel = res.locals.video
 220   const json = await videoRates(req, 'dislike', video, getVideoDislikesActivityPubUrl(video))
 221
 222   return activityPubResponse(activityPubContextify(json), res)
 223 }
 224
 225 async function videoCommentsController (req: express.Request, res: express.Response) {
 226   const video: VideoModel = res.locals.video
 227
 228   const handler = async (start: number, count: number) => {
 229     const result = await VideoCommentModel.listAndCountByVideoId(video.id, start, count)
 230     return {
 231       total: result.count,
 232       data: result.rows.map(r => r.url)
 233     }
 234   }
 235   const json = await activityPubCollectionPagination(getVideoCommentsActivityPubUrl(video), handler, req.query.page)
 236
 237   return activityPubResponse(activityPubContextify(json), res)
 238 }
 239
 240 async function videoChannelController (req: express.Request, res: express.Response) {
 241   const videoChannel: VideoChannelModel = res.locals.videoChannel
 242
 243   return activityPubResponse(activityPubContextify(videoChannel.toActivityPubObject()), res)
 244 }
 245
 246 async function videoChannelFollowersController (req: express.Request, res: express.Response) {
 247   const videoChannel: VideoChannelModel = res.locals.videoChannel
 248   const activityPubResult = await actorFollowers(req, videoChannel.Actor)
 249
 250   return activityPubResponse(activityPubContextify(activityPubResult), res)
 251 }
 252
 253 async function videoChannelFollowingController (req: express.Request, res: express.Response) {
 254   const videoChannel: VideoChannelModel = res.locals.videoChannel
 255   const activityPubResult = await actorFollowing(req, videoChannel.Actor)
 256
 257   return activityPubResponse(activityPubContextify(activityPubResult), res)
 258 }
 259
 260 async function videoCommentController (req: express.Request, res: express.Response) {
 261   const videoComment: VideoCommentModel = res.locals.videoComment
 262
 263   if (videoComment.url.startsWith(CONFIG.WEBSERVER.URL) === false) return res.redirect(videoComment.url)
 264
 265   const threadParentComments = await VideoCommentModel.listThreadParentComments(videoComment, undefined)
 266   const isPublic = true // Comments are always public
 267   const audience = getAudience(videoComment.Account.Actor, isPublic)
 268
 269   const videoCommentObject = audiencify(videoComment.toActivityPubObject(threadParentComments), audience)
 270
 271   if (req.path.endsWith('/activity')) {
 272     const data = buildCreateActivity(videoComment.url, videoComment.Account.Actor, videoCommentObject, audience)
 273     return activityPubResponse(activityPubContextify(data), res)
 274   }
 275
 276   return activityPubResponse(activityPubContextify(videoCommentObject), res)
 277 }
 278
 279 async function videoRedundancyController (req: express.Request, res: express.Response) {
 280   const videoRedundancy: VideoRedundancyModel = res.locals.videoRedundancy
 281   if (videoRedundancy.url.startsWith(CONFIG.WEBSERVER.URL) === false) return res.redirect(videoRedundancy.url)
 282
 283   const serverActor = await getServerActor()
 284
 285   const audience = getAudience(serverActor)
 286   const object = audiencify(videoRedundancy.toActivityPubObject(), audience)
 287
 288   if (req.path.endsWith('/activity')) {
 289     const data = buildCreateActivity(videoRedundancy.url, serverActor, object, audience)
 290     return activityPubResponse(activityPubContextify(data), res)
 291   }
 292
 293   return activityPubResponse(activityPubContextify(object), res)
 294 }
 295
 296 // ---------------------------------------------------------------------------
 297
 298 async function actorFollowing (req: express.Request, actor: ActorModel) {
 299   const handler = (start: number, count: number) => {
 300     return ActorFollowModel.listAcceptedFollowingUrlsForApi([ actor.id ], undefined, start, count)
 301   }
 302
 303   return activityPubCollectionPagination(CONFIG.WEBSERVER.URL + req.path, handler, req.query.page)
 304 }
 305
 306 async function actorFollowers (req: express.Request, actor: ActorModel) {
 307   const handler = (start: number, count: number) => {
 308     return ActorFollowModel.listAcceptedFollowerUrlsForApi([ actor.id ], undefined, start, count)
 309   }
 310
 311   return activityPubCollectionPagination(CONFIG.WEBSERVER.URL + req.path, handler, req.query.page)
 312 }
 313
 314 function videoRates (req: express.Request, rateType: VideoRateType, video: VideoModel, url: string) {
 315   const handler = async (start: number, count: number) => {
 316     const result = await AccountVideoRateModel.listAndCountAccountUrlsByVideoId(rateType, video.id, start, count)
 317     return {
 318       total: result.count,
 319       data: result.rows.map(r => r.url)
 320     }
 321   }
 322   return activityPubCollectionPagination(url, handler, req.query.page)
 323 }