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

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import { ActivityCreate, ActivityDislike } from '../../../../shared'
import { DislikeObject } from '../../../../shared/models/activitypub/objects'
import { retryTransactionWrapper } from '../../../helpers/database-utils'
import { sequelizeTypescript } from '../../../initializers'
import { AccountVideoRateModel } from '../../../models/account/account-video-rate'
import { ActorModel } from '../../../models/activitypub/actor'
import { getOrCreateVideoAndAccountAndChannel } from '../videos'
import { forwardVideoRelatedActivity } from '../send/utils'
import { getVideoDislikeActivityPubUrl } from '../url'
async function processDislikeActivity (activity: ActivityCreate | ActivityDislike, byActor: ActorModel) {
return retryTransactionWrapper(processDislike, activity, byActor)
}
// ---------------------------------------------------------------------------
export {
processDislikeActivity
}
// ---------------------------------------------------------------------------
async function processDislike (activity: ActivityCreate | ActivityDislike, byActor: ActorModel) {
const dislikeObject = activity.type === 'Dislike' ? activity.object : (activity.object as DislikeObject).object
const byAccount = byActor.Account
if (!byAccount) throw new Error('Cannot create dislike with the non account actor ' + byActor.url)
const { video } = await getOrCreateVideoAndAccountAndChannel({ videoObject: dislikeObject })
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: Object.assign({}, rate, { url: getVideoDislikeActivityPubUrl(byActor, video) }),
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 forwardVideoRelatedActivity(activity, t, exceptions, video)
}
})
}