PeerTube/server/lib/activitypub/audience.ts

101 lines
2.8 KiB
TypeScript

import { Transaction } from 'sequelize'
import { ActivityAudience } from '../../../shared/models/activitypub'
import { ACTIVITY_PUB } from '../../initializers/constants'
import { ActorModel } from '../../models/activitypub/actor'
import { VideoModel } from '../../models/video/video'
import { VideoShareModel } from '../../models/video/video-share'
import { MActorFollowersUrl, MActorLight, MActorUrl, MCommentOwner, MCommentOwnerVideo, MVideoId } from '../../types/models'
function getRemoteVideoAudience (accountActor: MActorUrl, actorsInvolvedInVideo: MActorFollowersUrl[]): ActivityAudience {
return {
to: [ accountActor.url ],
cc: actorsInvolvedInVideo.map(a => a.followersUrl)
}
}
function getVideoCommentAudience (
videoComment: MCommentOwnerVideo,
threadParentComments: MCommentOwner[],
actorsInvolvedInVideo: MActorFollowersUrl[],
isOrigin = false
): ActivityAudience {
const to = [ ACTIVITY_PUB.PUBLIC ]
const cc: string[] = []
// Owner of the video we comment
if (isOrigin === false) {
cc.push(videoComment.Video.VideoChannel.Account.Actor.url)
}
// Followers of the poster
cc.push(videoComment.Account.Actor.followersUrl)
// Send to actors we reply to
for (const parentComment of threadParentComments) {
if (parentComment.isDeleted()) continue
cc.push(parentComment.Account.Actor.url)
}
return {
to,
cc: cc.concat(actorsInvolvedInVideo.map(a => a.followersUrl))
}
}
function getAudienceFromFollowersOf (actorsInvolvedInObject: MActorFollowersUrl[]): ActivityAudience {
return {
to: [ ACTIVITY_PUB.PUBLIC ].concat(actorsInvolvedInObject.map(a => a.followersUrl)),
cc: []
}
}
async function getActorsInvolvedInVideo (video: MVideoId, t: Transaction) {
const actors: MActorLight[] = await VideoShareModel.loadActorsByShare(video.id, t)
const videoAll = video as VideoModel
const videoActor = videoAll.VideoChannel?.Account
? videoAll.VideoChannel.Account.Actor
: await ActorModel.loadFromAccountByVideoId(video.id, t)
actors.push(videoActor)
return actors
}
function getAudience (actorSender: MActorFollowersUrl, isPublic = true) {
return buildAudience([ actorSender.followersUrl ], isPublic)
}
function buildAudience (followerUrls: string[], isPublic = true) {
let to: string[] = []
let cc: string[] = []
if (isPublic) {
to = [ ACTIVITY_PUB.PUBLIC ]
cc = followerUrls
} else { // Unlisted
to = []
cc = []
}
return { to, cc }
}
function audiencify<T> (object: T, audience: ActivityAudience) {
return Object.assign(object, audience)
}
// ---------------------------------------------------------------------------
export {
buildAudience,
getAudience,
getRemoteVideoAudience,
getActorsInvolvedInVideo,
getAudienceFromFollowersOf,
audiencify,
getVideoCommentAudience
}