server/controllers/activitypub/client.ts

   1 // Intercept ActivityPub client requests
   2 import * as express from 'express'
   3 import { VideoPrivacy } from '../../../shared/models/videos'
   4 import { activityPubCollectionPagination, activityPubContextify } from '../../helpers/activitypub'
   5 import { pageToStartAndCount } from '../../helpers/core-utils'
   6 import { ACTIVITY_PUB, CONFIG } from '../../initializers'
   7 import { buildVideoAnnounceToFollowers } from '../../lib/activitypub/send'
   8 import { audiencify, getAudience } from '../../lib/activitypub/send/misc'
   9 import { asyncMiddleware, executeIfActivityPub, localAccountValidator } from '../../middlewares'
  10 import { videoChannelsGetValidator, videosGetValidator, videosShareValidator } from '../../middlewares/validators'
  11 import { videoCommentGetValidator } from '../../middlewares/validators/video-comments'
  12 import { AccountModel } from '../../models/account/account'
  13 import { ActorModel } from '../../models/activitypub/actor'
  14 import { ActorFollowModel } from '../../models/activitypub/actor-follow'
  15 import { VideoModel } from '../../models/video/video'
  16 import { VideoChannelModel } from '../../models/video/video-channel'
  17 import { VideoCommentModel } from '../../models/video/video-comment'
  18 import { VideoShareModel } from '../../models/video/video-share'
  19
  20 const activityPubClientRouter = express.Router()
  21
  22 activityPubClientRouter.get('/accounts?/:name',
  23   executeIfActivityPub(asyncMiddleware(localAccountValidator)),
  24   executeIfActivityPub(accountController)
  25 )
  26 activityPubClientRouter.get('/accounts?/:name/followers',
  27   executeIfActivityPub(asyncMiddleware(localAccountValidator)),
  28   executeIfActivityPub(asyncMiddleware(accountFollowersController))
  29 )
  30 activityPubClientRouter.get('/accounts?/:name/following',
  31   executeIfActivityPub(asyncMiddleware(localAccountValidator)),
  32   executeIfActivityPub(asyncMiddleware(accountFollowingController))
  33 )
  34
  35 activityPubClientRouter.get('/videos/watch/:id',
  36   executeIfActivityPub(asyncMiddleware(videosGetValidator)),
  37   executeIfActivityPub(asyncMiddleware(videoController))
  38 )
  39 activityPubClientRouter.get('/videos/watch/:id/announces/:accountId',
  40   executeIfActivityPub(asyncMiddleware(videosShareValidator)),
  41   executeIfActivityPub(asyncMiddleware(videoAnnounceController))
  42 )
  43 activityPubClientRouter.get('/videos/watch/:videoId/comments/:commentId',
  44   executeIfActivityPub(asyncMiddleware(videoCommentGetValidator)),
  45   executeIfActivityPub(asyncMiddleware(videoCommentController))
  46 )
  47
  48 activityPubClientRouter.get('/video-channels/:id',
  49   executeIfActivityPub(asyncMiddleware(videoChannelsGetValidator)),
  50   executeIfActivityPub(asyncMiddleware(videoChannelController))
  51 )
  52 activityPubClientRouter.get('/video-channels/:id/followers',
  53   executeIfActivityPub(asyncMiddleware(videoChannelsGetValidator)),
  54   executeIfActivityPub(asyncMiddleware(videoChannelFollowersController))
  55 )
  56 activityPubClientRouter.get('/video-channels/:id/following',
  57   executeIfActivityPub(asyncMiddleware(videoChannelsGetValidator)),
  58   executeIfActivityPub(asyncMiddleware(videoChannelFollowingController))
  59 )
  60
  61 // ---------------------------------------------------------------------------
  62
  63 export {
  64   activityPubClientRouter
  65 }
  66
  67 // ---------------------------------------------------------------------------
  68
  69 function accountController (req: express.Request, res: express.Response, next: express.NextFunction) {
  70   const account: AccountModel = res.locals.account
  71
  72   return res.json(activityPubContextify(account.toActivityPubObject()))
  73     .end()
  74 }
  75
  76 async function accountFollowersController (req: express.Request, res: express.Response, next: express.NextFunction) {
  77   const account: AccountModel = res.locals.account
  78   const activityPubResult = await actorFollowers(req, account.Actor)
  79
  80   return res.json(activityPubContextify(activityPubResult))
  81 }
  82
  83 async function accountFollowingController (req: express.Request, res: express.Response, next: express.NextFunction) {
  84   const account: AccountModel = res.locals.account
  85   const activityPubResult = await actorFollowing(req, account.Actor)
  86
  87   return res.json(activityPubContextify(activityPubResult))
  88 }
  89
  90 async function videoController (req: express.Request, res: express.Response, next: express.NextFunction) {
  91   const video: VideoModel = res.locals.video
  92
  93   // We need more attributes
  94   const videoAll = await VideoModel.loadAndPopulateAll(video.id)
  95   const audience = await getAudience(video.VideoChannel.Account.Actor, undefined, video.privacy === VideoPrivacy.PUBLIC)
  96   const videoObject = audiencify(videoAll.toActivityPubObject(), audience)
  97
  98   return res.json(activityPubContextify(videoObject))
  99 }
 100
 101 async function videoAnnounceController (req: express.Request, res: express.Response, next: express.NextFunction) {
 102   const share = res.locals.videoShare as VideoShareModel
 103   const object = await buildVideoAnnounceToFollowers(share.Actor, res.locals.video, undefined)
 104
 105   return res.json(activityPubContextify(object))
 106 }
 107
 108 async function videoChannelController (req: express.Request, res: express.Response, next: express.NextFunction) {
 109   const videoChannel: VideoChannelModel = res.locals.videoChannel
 110
 111   return res.json(activityPubContextify(videoChannel.toActivityPubObject()))
 112 }
 113
 114 async function videoChannelFollowersController (req: express.Request, res: express.Response, next: express.NextFunction) {
 115   const videoChannel: VideoChannelModel = res.locals.videoChannel
 116   const activityPubResult = await actorFollowers(req, videoChannel.Actor)
 117
 118   return res.json(activityPubContextify(activityPubResult))
 119 }
 120
 121 async function videoChannelFollowingController (req: express.Request, res: express.Response, next: express.NextFunction) {
 122   const videoChannel: VideoChannelModel = res.locals.videoChannel
 123   const activityPubResult = await actorFollowing(req, videoChannel.Actor)
 124
 125   return res.json(activityPubContextify(activityPubResult))
 126 }
 127
 128 async function videoCommentController (req: express.Request, res: express.Response, next: express.NextFunction) {
 129   const videoComment: VideoCommentModel = res.locals.videoComment
 130
 131   const threadParentComments = await VideoCommentModel.listThreadParentComments(videoComment, undefined)
 132   const isPublic = true // Comments are always public
 133   const audience = await getAudience(videoComment.Account.Actor, undefined, isPublic)
 134
 135   const videoCommentObject = audiencify(videoComment.toActivityPubObject(threadParentComments), audience)
 136
 137   return res.json(activityPubContextify(videoCommentObject))
 138 }
 139
 140 // ---------------------------------------------------------------------------
 141
 142 async function actorFollowing (req: express.Request, actor: ActorModel) {
 143   const page = req.query.page || 1
 144   const { start, count } = pageToStartAndCount(page, ACTIVITY_PUB.COLLECTION_ITEMS_PER_PAGE)
 145
 146   const result = await ActorFollowModel.listAcceptedFollowingUrlsForApi([ actor.id ], undefined, start, count)
 147   return activityPubCollectionPagination(CONFIG.WEBSERVER.URL + req.url, page, result)
 148 }
 149
 150 async function actorFollowers (req: express.Request, actor: ActorModel) {
 151   const page = req.query.page || 1
 152   const { start, count } = pageToStartAndCount(page, ACTIVITY_PUB.COLLECTION_ITEMS_PER_PAGE)
 153
 154   const result = await ActorFollowModel.listAcceptedFollowerUrlsForApi([ actor.id ], undefined, start, count)
 155   return activityPubCollectionPagination(CONFIG.WEBSERVER.URL + req.url, page, result)
 156 }