59 lines
1.8 KiB
TypeScript
59 lines
1.8 KiB
TypeScript
|
import { join } from 'path'
|
||
|
import { FILES_CACHE } from '../../initializers/constants.js'
|
||
|
import { VideoModel } from '../../models/video/video.js'
|
||
|
import { AbstractSimpleFileCache } from './shared/abstract-simple-file-cache.js'
|
||
|
import { doRequestAndSaveToFile } from '@server/helpers/requests.js'
|
||
|
import { ThumbnailModel } from '@server/models/video/thumbnail.js'
|
||
|
import { ThumbnailType } from '@peertube/peertube-models'
|
||
|
import { logger } from '@server/helpers/logger.js'
|
||
|
|
||
|
class VideoPreviewsSimpleFileCache extends AbstractSimpleFileCache <string> {
|
||
|
|
||
|
private static instance: VideoPreviewsSimpleFileCache
|
||
|
|
||
|
private constructor () {
|
||
|
super()
|
||
|
}
|
||
|
|
||
|
static get Instance () {
|
||
|
return this.instance || (this.instance = new this())
|
||
|
}
|
||
|
|
||
|
async getFilePathImpl (filename: string) {
|
||
|
const thumbnail = await ThumbnailModel.loadWithVideoByFilename(filename, ThumbnailType.PREVIEW)
|
||
|
if (!thumbnail) return undefined
|
||
|
|
||
|
if (thumbnail.Video.isOwned()) return { isOwned: true, path: thumbnail.getPath() }
|
||
|
|
||
|
return this.loadRemoteFile(thumbnail.Video.uuid)
|
||
|
}
|
||
|
|
||
|
// Key is the video UUID
|
||
|
protected async loadRemoteFile (key: string) {
|
||
|
const video = await VideoModel.loadFull(key)
|
||
|
if (!video) return undefined
|
||
|
|
||
|
if (video.isOwned()) throw new Error('Cannot load remote preview of owned video.')
|
||
|
|
||
|
const preview = video.getPreview()
|
||
|
const destPath = join(FILES_CACHE.PREVIEWS.DIRECTORY, preview.filename)
|
||
|
const remoteUrl = preview.getOriginFileUrl(video)
|
||
|
|
||
|
try {
|
||
|
await doRequestAndSaveToFile(remoteUrl, destPath)
|
||
|
|
||
|
logger.debug('Fetched remote preview %s to %s.', remoteUrl, destPath)
|
||
|
|
||
|
return { isOwned: false, path: destPath }
|
||
|
} catch (err) {
|
||
|
logger.info('Cannot fetch remote preview file %s.', remoteUrl, { err })
|
||
|
|
||
|
return undefined
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
export {
|
||
|
VideoPreviewsSimpleFileCache
|
||
|
}
|