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

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import { Activity, ActivityType } from '../../../../shared/models/activitypub'
import { checkUrlsSameHost, getAPId } from '../../../helpers/activitypub'
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import { logger } from '../../../helpers/logger'
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import { processAcceptActivity } from './process-accept'
import { processAnnounceActivity } from './process-announce'
import { processCreateActivity } from './process-create'
import { processDeleteActivity } from './process-delete'
import { processFollowActivity } from './process-follow'
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import { processLikeActivity } from './process-like'
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import { processRejectActivity } from './process-reject'
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import { processUndoActivity } from './process-undo'
import { processUpdateActivity } from './process-update'
import { getOrCreateActorAndServerAndModel } from '../actor'
import { processDislikeActivity } from './process-dislike'
import { processFlagActivity } from './process-flag'
import { processViewActivity } from './process-view'
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import { APProcessorOptions } from '../../../typings/activitypub-processor.model'
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import { MActorDefault, MActorSignature } from '../../../typings/models'
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const processActivity: { [ P in ActivityType ]: (options: APProcessorOptions<Activity>) => Promise<any> } = {
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Create: processCreateActivity,
Update: processUpdateActivity,
Delete: processDeleteActivity,
Follow: processFollowActivity,
Accept: processAcceptActivity,
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Reject: processRejectActivity,
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Announce: processAnnounceActivity,
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Undo: processUndoActivity,
Like: processLikeActivity,
Dislike: processDislikeActivity,
Flag: processFlagActivity,
View: processViewActivity
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}
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async function processActivities (
activities: Activity[],
options: {
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signatureActor?: MActorSignature
inboxActor?: MActorDefault
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outboxUrl?: string
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fromFetch?: boolean
} = {}
) {
const { outboxUrl, signatureActor, inboxActor, fromFetch = false } = options
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const actorsCache: { [ url: string ]: MActorSignature } = {}
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for (const activity of activities) {
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if (!signatureActor && [ 'Create', 'Announce', 'Like' ].includes(activity.type) === false) {
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logger.error('Cannot process activity %s (type: %s) without the actor signature.', activity.id, activity.type)
continue
}
const actorUrl = getAPId(activity.actor)
// When we fetch remote data, we don't have signature
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if (signatureActor && actorUrl !== signatureActor.url) {
logger.warn('Signature mismatch between %s and %s, skipping.', actorUrl, signatureActor.url)
continue
}
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if (outboxUrl && checkUrlsSameHost(outboxUrl, actorUrl) !== true) {
logger.warn('Host mismatch between outbox URL %s and actor URL %s, skipping.', outboxUrl, actorUrl)
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continue
}
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const byActor = signatureActor || actorsCache[actorUrl] || await getOrCreateActorAndServerAndModel(actorUrl)
actorsCache[actorUrl] = byActor
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const activityProcessor = processActivity[activity.type]
if (activityProcessor === undefined) {
logger.warn('Unknown activity type %s.', activity.type, { activityId: activity.id })
continue
}
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try {
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await activityProcessor({ activity, byActor, inboxActor, fromFetch })
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} catch (err) {
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logger.warn('Cannot process activity %s.', activity.type, { err })
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}
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}
}
export {
processActivities
}