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1 | import { join } from 'path' | |
2 | import { FILES_CACHE, STATIC_PATHS } from '../../initializers/constants' | |
3 | import { VideoModel } from '../../models/video/video' | |
4 | import { AbstractVideoStaticFileCache } from './abstract-video-static-file-cache' | |
5 | import { CONFIG } from '../../initializers/config' | |
6 | import { fetchRemoteVideoStaticFile } from '../activitypub' | |
7 | ||
8 | class VideosPreviewCache extends AbstractVideoStaticFileCache <string> { | |
9 | ||
10 | private static instance: VideosPreviewCache | |
11 | ||
12 | private constructor () { | |
13 | super() | |
14 | } | |
15 | ||
16 | static get Instance () { | |
17 | return this.instance || (this.instance = new this()) | |
18 | } | |
19 | ||
20 | async getFilePathImpl (videoUUID: string) { | |
21 | const video = await VideoModel.loadByUUID(videoUUID) | |
22 | if (!video) return undefined | |
23 | ||
24 | if (video.isOwned()) return { isOwned: true, path: video.getPreview().getPath() } | |
25 | ||
26 | return this.loadRemoteFile(videoUUID) | |
27 | } | |
28 | ||
29 | protected async loadRemoteFile (key: string) { | |
30 | const video = await VideoModel.loadAndPopulateAccountAndServerAndTags(key) | |
31 | if (!video) return undefined | |
32 | ||
33 | if (video.isOwned()) throw new Error('Cannot load remote preview of owned video.') | |
34 | ||
35 | // FIXME: use URL | |
36 | const remoteStaticPath = join(STATIC_PATHS.PREVIEWS, video.getPreview().filename) | |
37 | const destPath = join(FILES_CACHE.PREVIEWS.DIRECTORY, video.getPreview().filename) | |
38 | ||
39 | await fetchRemoteVideoStaticFile(video, remoteStaticPath, destPath) | |
40 | ||
41 | return { isOwned: false, path: destPath } | |
42 | } | |
43 | } | |
44 | ||
45 | export { | |
46 | VideosPreviewCache | |
47 | } |