PeerTube/server/lib/activitypub/share.ts

125 lines
4.0 KiB
TypeScript

import { Transaction } from 'sequelize'
import { VideoPrivacy } from '../../../shared/models/videos'
import { getServerActor } from '../../helpers/utils'
import { VideoModel } from '../../models/video/video'
import { VideoShareModel } from '../../models/video/video-share'
import { sendUndoAnnounce, sendVideoAnnounce } from './send'
import { getVideoAnnounceActivityPubUrl } from './url'
import { VideoChannelModel } from '../../models/video/video-channel'
import * as Bluebird from 'bluebird'
import { doRequest } from '../../helpers/requests'
import { getOrCreateActorAndServerAndModel } from './actor'
import { logger } from '../../helpers/logger'
import { CRAWL_REQUEST_CONCURRENCY } from '../../initializers'
import { checkUrlsSameHost, getAPUrl } from '../../helpers/activitypub'
async function shareVideoByServerAndChannel (video: VideoModel, t: Transaction) {
if (video.privacy === VideoPrivacy.PRIVATE) return undefined
return Promise.all([
shareByServer(video, t),
shareByVideoChannel(video, t)
])
}
async function changeVideoChannelShare (video: VideoModel, oldVideoChannel: VideoChannelModel, t: Transaction) {
logger.info('Updating video channel of video %s: %s -> %s.', video.uuid, oldVideoChannel.name, video.VideoChannel.name)
await undoShareByVideoChannel(video, oldVideoChannel, t)
await shareByVideoChannel(video, t)
}
async function addVideoShares (shareUrls: string[], instance: VideoModel) {
await Bluebird.map(shareUrls, async shareUrl => {
try {
// Fetch url
const { body } = await doRequest({
uri: shareUrl,
json: true,
activityPub: true
})
if (!body || !body.actor) throw new Error('Body or body actor is invalid')
const actorUrl = getAPUrl(body.actor)
if (checkUrlsSameHost(shareUrl, actorUrl) !== true) {
throw new Error(`Actor url ${actorUrl} has not the same host than the share url ${shareUrl}`)
}
const actor = await getOrCreateActorAndServerAndModel(actorUrl)
const entry = {
actorId: actor.id,
videoId: instance.id,
url: shareUrl
}
await VideoShareModel.findOrCreate({
where: {
url: shareUrl
},
defaults: entry
})
} catch (err) {
logger.warn('Cannot add share %s.', shareUrl, { err })
}
}, { concurrency: CRAWL_REQUEST_CONCURRENCY })
}
export {
changeVideoChannelShare,
addVideoShares,
shareVideoByServerAndChannel
}
// ---------------------------------------------------------------------------
async function shareByServer (video: VideoModel, t: Transaction) {
const serverActor = await getServerActor()
const serverShareUrl = getVideoAnnounceActivityPubUrl(serverActor, video)
return VideoShareModel.findOrCreate({
defaults: {
actorId: serverActor.id,
videoId: video.id,
url: serverShareUrl
},
where: {
url: serverShareUrl
},
transaction: t
}).then(([ serverShare, created ]) => {
if (created) return sendVideoAnnounce(serverActor, serverShare, video, t)
return undefined
})
}
async function shareByVideoChannel (video: VideoModel, t: Transaction) {
const videoChannelShareUrl = getVideoAnnounceActivityPubUrl(video.VideoChannel.Actor, video)
return VideoShareModel.findOrCreate({
defaults: {
actorId: video.VideoChannel.actorId,
videoId: video.id,
url: videoChannelShareUrl
},
where: {
url: videoChannelShareUrl
},
transaction: t
}).then(([ videoChannelShare, created ]) => {
if (created) return sendVideoAnnounce(video.VideoChannel.Actor, videoChannelShare, video, t)
return undefined
})
}
async function undoShareByVideoChannel (video: VideoModel, oldVideoChannel: VideoChannelModel, t: Transaction) {
// Load old share
const oldShare = await VideoShareModel.load(oldVideoChannel.actorId, video.id, t)
if (!oldShare) return new Error('Cannot find old video channel share ' + oldVideoChannel.actorId + ' for video ' + video.id)
await sendUndoAnnounce(oldVideoChannel.Actor, oldShare, video, t)
await oldShare.destroy({ transaction: t })
}