47 lines
1.5 KiB
TypeScript
47 lines
1.5 KiB
TypeScript
import { join } from 'path'
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import { FILES_CACHE, STATIC_PATHS } from '../../initializers/constants'
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import { VideoModel } from '../../models/video/video'
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import { AbstractVideoStaticFileCache } from './abstract-video-static-file-cache'
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import { CONFIG } from '../../initializers/config'
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import { fetchRemoteVideoStaticFile } from '../activitypub'
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class VideosPreviewCache extends AbstractVideoStaticFileCache <string> {
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private static instance: VideosPreviewCache
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private constructor () {
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super()
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}
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static get Instance () {
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return this.instance || (this.instance = new this())
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}
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async getFilePathImpl (videoUUID: string) {
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const video = await VideoModel.loadByUUIDWithFile(videoUUID)
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if (!video) return undefined
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if (video.isOwned()) return { isOwned: true, path: join(CONFIG.STORAGE.PREVIEWS_DIR, video.getPreview().filename) }
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return this.loadRemoteFile(videoUUID)
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}
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protected async loadRemoteFile (key: string) {
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const video = await VideoModel.loadAndPopulateAccountAndServerAndTags(key)
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if (!video) return undefined
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if (video.isOwned()) throw new Error('Cannot load remote preview of owned video.')
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// FIXME: use URL
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const remoteStaticPath = join(STATIC_PATHS.PREVIEWS, video.getPreview().filename)
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const destPath = join(FILES_CACHE.PREVIEWS.DIRECTORY, video.getPreview().filename)
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await fetchRemoteVideoStaticFile(video, remoteStaticPath, destPath)
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return { isOwned: false, path: destPath }
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}
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}
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export {
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VideosPreviewCache
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}
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