PeerTube/server/lib/activitypub/process/process-create.ts

251 lines
8.6 KiB
TypeScript

import * as Bluebird from 'bluebird'
import { ActivityCreate, VideoTorrentObject } from '../../../../shared'
import { DislikeObject, VideoAbuseObject, ViewObject } from '../../../../shared/models/activitypub/objects'
import { VideoCommentObject } from '../../../../shared/models/activitypub/objects/video-comment-object'
import { VideoRateType } from '../../../../shared/models/videos'
import { retryTransactionWrapper } from '../../../helpers/database-utils'
import { logger } from '../../../helpers/logger'
import { sequelizeTypescript } from '../../../initializers'
import { AccountVideoRateModel } from '../../../models/account/account-video-rate'
import { ActorModel } from '../../../models/activitypub/actor'
import { VideoModel } from '../../../models/video/video'
import { VideoAbuseModel } from '../../../models/video/video-abuse'
import { VideoCommentModel } from '../../../models/video/video-comment'
import { getOrCreateActorAndServerAndModel } from '../actor'
import { forwardActivity, getActorsInvolvedInVideo } from '../send/misc'
import { addVideoComments, resolveThread } from '../video-comments'
import { addVideoShares, getOrCreateAccountAndVideoAndChannel } from '../videos'
async function processCreateActivity (activity: ActivityCreate) {
const activityObject = activity.object
const activityType = activityObject.type
const actor = await getOrCreateActorAndServerAndModel(activity.actor)
if (activityType === 'View') {
return processCreateView(actor, activity)
} else if (activityType === 'Dislike') {
return processCreateDislike(actor, activity)
} else if (activityType === 'Video') {
return processCreateVideo(actor, activity)
} else if (activityType === 'Flag') {
return processCreateVideoAbuse(actor, activityObject as VideoAbuseObject)
} else if (activityType === 'Note') {
return processCreateVideoComment(actor, activity)
}
logger.warn('Unknown activity object type %s when creating activity.', activityType, { activity: activity.id })
return Promise.resolve(undefined)
}
// ---------------------------------------------------------------------------
export {
processCreateActivity
}
// ---------------------------------------------------------------------------
async function processCreateVideo (
actor: ActorModel,
activity: ActivityCreate
) {
const videoToCreateData = activity.object as VideoTorrentObject
const { video } = await getOrCreateAccountAndVideoAndChannel(videoToCreateData, actor)
// Process outside the transaction because we could fetch remote data
if (videoToCreateData.likes && Array.isArray(videoToCreateData.likes.orderedItems)) {
logger.info('Adding likes of video %s.', video.uuid)
await createRates(videoToCreateData.likes.orderedItems, video, 'like')
}
if (videoToCreateData.dislikes && Array.isArray(videoToCreateData.dislikes.orderedItems)) {
logger.info('Adding dislikes of video %s.', video.uuid)
await createRates(videoToCreateData.dislikes.orderedItems, video, 'dislike')
}
if (videoToCreateData.shares && Array.isArray(videoToCreateData.shares.orderedItems)) {
logger.info('Adding shares of video %s.', video.uuid)
await addVideoShares(video, videoToCreateData.shares.orderedItems)
}
if (videoToCreateData.comments && Array.isArray(videoToCreateData.comments.orderedItems)) {
logger.info('Adding comments of video %s.', video.uuid)
await addVideoComments(video, videoToCreateData.comments.orderedItems)
}
return video
}
async function createRates (actorUrls: string[], video: VideoModel, rate: VideoRateType) {
let rateCounts = 0
const tasks: Bluebird<any>[] = []
for (const actorUrl of actorUrls) {
const actor = await getOrCreateActorAndServerAndModel(actorUrl)
const p = AccountVideoRateModel
.create({
videoId: video.id,
accountId: actor.Account.id,
type: rate
})
.then(() => rateCounts += 1)
tasks.push(p)
}
await Promise.all(tasks)
logger.info('Adding %d %s to video %s.', rateCounts, rate, video.uuid)
// This is "likes" and "dislikes"
await video.increment(rate + 's', { by: rateCounts })
return
}
async function processCreateDislike (byActor: ActorModel, activity: ActivityCreate) {
const options = {
arguments: [ byActor, activity ],
errorMessage: 'Cannot dislike the video with many retries.'
}
return retryTransactionWrapper(createVideoDislike, options)
}
async function createVideoDislike (byActor: ActorModel, activity: ActivityCreate) {
const dislike = activity.object as DislikeObject
const byAccount = byActor.Account
if (!byAccount) throw new Error('Cannot create dislike with the non account actor ' + byActor.url)
const { video } = await getOrCreateAccountAndVideoAndChannel(dislike.object)
return sequelizeTypescript.transaction(async t => {
const rate = {
type: 'dislike' as 'dislike',
videoId: video.id,
accountId: byAccount.id
}
const [ , created ] = await AccountVideoRateModel.findOrCreate({
where: rate,
defaults: rate,
transaction: t
})
if (created === true) await video.increment('dislikes', { transaction: t })
if (video.isOwned() && created === true) {
// Don't resend the activity to the sender
const exceptions = [ byActor ]
await forwardActivity(activity, t, exceptions)
}
})
}
async function processCreateView (byActor: ActorModel, activity: ActivityCreate) {
const view = activity.object as ViewObject
const { video } = await getOrCreateAccountAndVideoAndChannel(view.object)
const actor = await ActorModel.loadByUrl(view.actor)
if (!actor) throw new Error('Unknown actor ' + view.actor)
await video.increment('views')
if (video.isOwned()) {
// Don't resend the activity to the sender
const exceptions = [ byActor ]
await forwardActivity(activity, undefined, exceptions)
}
}
function processCreateVideoAbuse (actor: ActorModel, videoAbuseToCreateData: VideoAbuseObject) {
const options = {
arguments: [ actor, videoAbuseToCreateData ],
errorMessage: 'Cannot insert the remote video abuse with many retries.'
}
return retryTransactionWrapper(addRemoteVideoAbuse, options)
}
async function addRemoteVideoAbuse (actor: ActorModel, videoAbuseToCreateData: VideoAbuseObject) {
logger.debug('Reporting remote abuse for video %s.', videoAbuseToCreateData.object)
const account = actor.Account
if (!account) throw new Error('Cannot create dislike with the non account actor ' + actor.url)
const { video } = await getOrCreateAccountAndVideoAndChannel(videoAbuseToCreateData.object)
return sequelizeTypescript.transaction(async t => {
const videoAbuseData = {
reporterAccountId: account.id,
reason: videoAbuseToCreateData.content,
videoId: video.id
}
await VideoAbuseModel.create(videoAbuseData)
logger.info('Remote abuse for video uuid %s created', videoAbuseToCreateData.object)
})
}
function processCreateVideoComment (byActor: ActorModel, activity: ActivityCreate) {
const options = {
arguments: [ byActor, activity ],
errorMessage: 'Cannot create video comment with many retries.'
}
return retryTransactionWrapper(createVideoComment, options)
}
async function createVideoComment (byActor: ActorModel, activity: ActivityCreate) {
const comment = activity.object as VideoCommentObject
const byAccount = byActor.Account
if (!byAccount) throw new Error('Cannot create video comment with the non account actor ' + byActor.url)
const { video, parents } = await resolveThread(comment.inReplyTo)
return sequelizeTypescript.transaction(async t => {
let originCommentId = null
let inReplyToCommentId = null
if (parents.length !== 0) {
const parent = parents[0]
originCommentId = parent.getThreadId()
inReplyToCommentId = parent.id
}
// This is a new thread
const objectToCreate = {
url: comment.id,
text: comment.content,
originCommentId,
inReplyToCommentId,
videoId: video.id,
accountId: byAccount.id
}
const options = {
where: {
url: objectToCreate.url
},
defaults: objectToCreate,
transaction: t
}
const [ ,created ] = await VideoCommentModel.findOrCreate(options)
if (video.isOwned() && created === true) {
// Don't resend the activity to the sender
const exceptions = [ byActor ]
// Mastodon does not add our announces in audience, so we forward to them manually
const additionalActors = await getActorsInvolvedInVideo(video, t)
const additionalFollowerUrls = additionalActors.map(a => a.followersUrl)
await forwardActivity(activity, t, exceptions, additionalFollowerUrls)
}
})
}