import { join } from 'path' import { doRequestAndSaveToFile } from '@server/helpers/requests' import { VideoFileModel } from '@server/models/video/video-file' import { CONFIG } from '../../initializers/config' import { FILES_CACHE } from '../../initializers/constants' import { VideoModel } from '../../models/video/video' import { AbstractVideoStaticFileCache } from './abstract-video-static-file-cache' import { MVideo, MVideoFile } from '@server/types/models' class VideosTorrentCache extends AbstractVideoStaticFileCache { private static instance: VideosTorrentCache private constructor () { super() } static get Instance () { return this.instance || (this.instance = new this()) } async getFilePathImpl (filename: string) { const file = await VideoFileModel.loadWithVideoOrPlaylistByTorrentFilename(filename) if (!file) return undefined if (file.getVideo().isOwned()) { const downloadName = this.buildDownloadName(file.getVideo(), file) return { isOwned: true, path: join(CONFIG.STORAGE.TORRENTS_DIR, file.torrentFilename), downloadName } } return this.loadRemoteFile(filename) } // Key is the torrent filename protected async loadRemoteFile (key: string) { const file = await VideoFileModel.loadWithVideoOrPlaylistByTorrentFilename(key) if (!file) return undefined if (file.getVideo().isOwned()) throw new Error('Cannot load remote file of owned video.') // Used to fetch the path const video = await VideoModel.loadFull(file.getVideo().id) if (!video) return undefined const remoteUrl = file.getRemoteTorrentUrl(video) const destPath = join(FILES_CACHE.TORRENTS.DIRECTORY, file.torrentFilename) await doRequestAndSaveToFile(remoteUrl, destPath) const downloadName = this.buildDownloadName(video, file) return { isOwned: false, path: destPath, downloadName } } private buildDownloadName (video: MVideo, file: MVideoFile) { return `${video.name}-${file.resolution}p.torrent` } } export { VideosTorrentCache }