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 { getAnnounceActivityPubUrl } 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' 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) { 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 of body actor is invalid') const actorUrl = body.actor 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 = getAnnounceActivityPubUrl(video.url, serverActor) 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 = getAnnounceActivityPubUrl(video.url, video.VideoChannel.Actor) 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 }) }