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peertube/server/lib/activitypub/send/send-announce.ts

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TypeScript
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import { Transaction } from 'sequelize'
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import { ActivityAdd } from '../../../../shared/index'
import { ActivityAnnounce, ActivityAudience, ActivityCreate } from '../../../../shared/models/activitypub/activity'
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import { AccountInstance, VideoInstance } from '../../../models'
import { VideoChannelInstance } from '../../../models/video/video-channel-interface'
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import { getAnnounceActivityPubUrl } from '../url'
import {
broadcastToFollowers,
getAccountsInvolvedInVideo,
getAccountsInvolvedInVideoChannel,
getAudience,
getObjectFollowersAudience,
getOriginVideoAudience,
getOriginVideoChannelAudience,
unicastTo
} from './misc'
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import { addActivityData } from './send-add'
import { createActivityData } from './send-create'
async function buildVideoAnnounceToFollowers (byAccount: AccountInstance, video: VideoInstance, t: Transaction) {
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const url = getAnnounceActivityPubUrl(video.url, byAccount)
const videoChannel = video.VideoChannel
const announcedActivity = await addActivityData(url, videoChannel.Account, video, videoChannel.url, video.toActivityPubObject())
const accountsToForwardView = await getAccountsInvolvedInVideo(video)
const audience = getObjectFollowersAudience(accountsToForwardView)
const data = await announceActivityData(url, byAccount, announcedActivity, audience)
return data
}
async function sendVideoAnnounceToFollowers (byAccount: AccountInstance, video: VideoInstance, t: Transaction) {
const data = await buildVideoAnnounceToFollowers(byAccount, video, t)
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return broadcastToFollowers(data, byAccount, [ byAccount ], t)
}
async function sendVideoAnnounceToOrigin (byAccount: AccountInstance, video: VideoInstance, t: Transaction) {
const url = getAnnounceActivityPubUrl(video.url, byAccount)
const videoChannel = video.VideoChannel
const announcedActivity = await addActivityData(url, videoChannel.Account, video, videoChannel.url, video.toActivityPubObject())
const accountsInvolvedInVideo = await getAccountsInvolvedInVideo(video)
const audience = getOriginVideoAudience(video, accountsInvolvedInVideo)
const data = await createActivityData(url, byAccount, announcedActivity, audience)
return unicastTo(data, byAccount, videoChannel.Account.sharedInboxUrl, t)
}
async function buildVideoChannelAnnounceToFollowers (byAccount: AccountInstance, videoChannel: VideoChannelInstance, t: Transaction) {
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const url = getAnnounceActivityPubUrl(videoChannel.url, byAccount)
const announcedActivity = await createActivityData(url, videoChannel.Account, videoChannel.toActivityPubObject())
const accountsToForwardView = await getAccountsInvolvedInVideoChannel(videoChannel)
const audience = getObjectFollowersAudience(accountsToForwardView)
const data = await announceActivityData(url, byAccount, announcedActivity, audience)
return data
}
async function sendVideoChannelAnnounceToFollowers (byAccount: AccountInstance, videoChannel: VideoChannelInstance, t: Transaction) {
const data = await buildVideoChannelAnnounceToFollowers(byAccount, videoChannel, t)
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return broadcastToFollowers(data, byAccount, [ byAccount ], t)
}
async function sendVideoChannelAnnounceToOrigin (byAccount: AccountInstance, videoChannel: VideoChannelInstance, t: Transaction) {
const url = getAnnounceActivityPubUrl(videoChannel.url, byAccount)
const announcedActivity = await createActivityData(url, videoChannel.Account, videoChannel.toActivityPubObject())
const accountsInvolvedInVideo = await getAccountsInvolvedInVideoChannel(videoChannel)
const audience = getOriginVideoChannelAudience(videoChannel, accountsInvolvedInVideo)
const data = await createActivityData(url, byAccount, announcedActivity, audience)
return unicastTo(data, byAccount, videoChannel.Account.sharedInboxUrl, t)
}
async function announceActivityData (
url: string,
byAccount: AccountInstance,
object: ActivityCreate | ActivityAdd,
audience?: ActivityAudience
) {
if (!audience) {
audience = await getAudience(byAccount)
}
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const activity: ActivityAnnounce = {
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type: 'Announce',
to: audience.to,
cc: audience.cc,
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id: url,
actor: byAccount.url,
object
}
return activity
}
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// ---------------------------------------------------------------------------
export {
sendVideoAnnounceToFollowers,
sendVideoChannelAnnounceToFollowers,
sendVideoAnnounceToOrigin,
sendVideoChannelAnnounceToOrigin,
announceActivityData,
buildVideoAnnounceToFollowers,
buildVideoChannelAnnounceToFollowers
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}