PeerTube/server/lib/activitypub/cache-file.ts

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2018-09-11 16:27:07 +02:00
import { CacheFileObject } from '../../../shared/index'
import { VideoModel } from '../../models/video/video'
import { ActorModel } from '../../models/activitypub/actor'
import { sequelizeTypescript } from '../../initializers'
import { VideoRedundancyModel } from '../../models/redundancy/video-redundancy'
function cacheFileActivityObjectToDBAttributes (cacheFileObject: CacheFileObject, video: VideoModel, byActor: ActorModel) {
const url = cacheFileObject.url
const videoFile = video.VideoFiles.find(f => {
return f.resolution === url.height && f.fps === url.fps
})
if (!videoFile) throw new Error(`Cannot find video file ${url.height} ${url.fps} of video ${video.url}`)
return {
expiresOn: new Date(cacheFileObject.expires),
url: cacheFileObject.id,
fileUrl: cacheFileObject.url.href,
strategy: null,
videoFileId: videoFile.id,
actorId: byActor.id
}
}
function createCacheFile (cacheFileObject: CacheFileObject, video: VideoModel, byActor: ActorModel) {
return sequelizeTypescript.transaction(async t => {
const attributes = cacheFileActivityObjectToDBAttributes(cacheFileObject, video, byActor)
return VideoRedundancyModel.create(attributes, { transaction: t })
})
}
function updateCacheFile (cacheFileObject: CacheFileObject, redundancyModel: VideoRedundancyModel, byActor: ActorModel) {
const attributes = cacheFileActivityObjectToDBAttributes(cacheFileObject, redundancyModel.VideoFile.Video, byActor)
redundancyModel.set('expires', attributes.expiresOn)
redundancyModel.set('fileUrl', attributes.fileUrl)
return redundancyModel.save()
}
export {
createCacheFile,
updateCacheFile,
cacheFileActivityObjectToDBAttributes
}