import express from 'express' import { move, readFile, remove } from 'fs-extra' import { decode } from 'magnet-uri' import parseTorrent, { Instance } from 'parse-torrent' import { join } from 'path' import { isVTTFileValid } from '@server/helpers/custom-validators/video-captions' import { isVideoFileExtnameValid } from '@server/helpers/custom-validators/videos' import { isResolvingToUnicastOnly } from '@server/helpers/dns' import { Hooks } from '@server/lib/plugins/hooks' import { ServerConfigManager } from '@server/lib/server-config-manager' import { setVideoTags } from '@server/lib/video' import { FilteredModelAttributes } from '@server/types' import { MChannelAccountDefault, MThumbnail, MUser, MVideoAccountDefault, MVideoCaption, MVideoTag, MVideoThumbnail, MVideoWithBlacklistLight } from '@server/types/models' import { MVideoImportFormattable } from '@server/types/models/video/video-import' import { HttpStatusCode, ServerErrorCode, ThumbnailType, VideoImportCreate, VideoImportState, VideoPrivacy, VideoState } from '@shared/models' import { auditLoggerFactory, getAuditIdFromRes, VideoImportAuditView } from '../../../helpers/audit-logger' import { moveAndProcessCaptionFile } from '../../../helpers/captions-utils' import { isArray } from '../../../helpers/custom-validators/misc' import { cleanUpReqFiles, createReqFiles } from '../../../helpers/express-utils' import { logger } from '../../../helpers/logger' import { getSecureTorrentName } from '../../../helpers/utils' import { YoutubeDLInfo, YoutubeDLWrapper } from '../../../helpers/youtube-dl' import { CONFIG } from '../../../initializers/config' import { MIMETYPES } from '../../../initializers/constants' import { sequelizeTypescript } from '../../../initializers/database' import { getLocalVideoActivityPubUrl } from '../../../lib/activitypub/url' import { JobQueue } from '../../../lib/job-queue/job-queue' import { updateVideoMiniatureFromExisting, updateVideoMiniatureFromUrl } from '../../../lib/thumbnail' import { autoBlacklistVideoIfNeeded } from '../../../lib/video-blacklist' import { asyncMiddleware, asyncRetryTransactionMiddleware, authenticate, videoImportAddValidator, videoImportCancelValidator, videoImportDeleteValidator } from '../../../middlewares' import { VideoModel } from '../../../models/video/video' import { VideoCaptionModel } from '../../../models/video/video-caption' import { VideoImportModel } from '../../../models/video/video-import' const auditLogger = auditLoggerFactory('video-imports') const videoImportsRouter = express.Router() const reqVideoFileImport = createReqFiles( [ 'thumbnailfile', 'previewfile', 'torrentfile' ], { ...MIMETYPES.TORRENT.MIMETYPE_EXT, ...MIMETYPES.IMAGE.MIMETYPE_EXT } ) videoImportsRouter.post('/imports', authenticate, reqVideoFileImport, asyncMiddleware(videoImportAddValidator), asyncRetryTransactionMiddleware(addVideoImport) ) videoImportsRouter.post('/imports/:id/cancel', authenticate, asyncMiddleware(videoImportCancelValidator), asyncRetryTransactionMiddleware(cancelVideoImport) ) videoImportsRouter.delete('/imports/:id', authenticate, asyncMiddleware(videoImportDeleteValidator), asyncRetryTransactionMiddleware(deleteVideoImport) ) // --------------------------------------------------------------------------- export { videoImportsRouter } // --------------------------------------------------------------------------- async function deleteVideoImport (req: express.Request, res: express.Response) { const videoImport = res.locals.videoImport await videoImport.destroy() return res.sendStatus(HttpStatusCode.NO_CONTENT_204) } async function cancelVideoImport (req: express.Request, res: express.Response) { const videoImport = res.locals.videoImport videoImport.state = VideoImportState.CANCELLED await videoImport.save() return res.sendStatus(HttpStatusCode.NO_CONTENT_204) } function addVideoImport (req: express.Request, res: express.Response) { if (req.body.targetUrl) return addYoutubeDLImport(req, res) const file = req.files?.['torrentfile']?.[0] if (req.body.magnetUri || file) return addTorrentImport(req, res, file) } async function addTorrentImport (req: express.Request, res: express.Response, torrentfile: Express.Multer.File) { const body: VideoImportCreate = req.body const user = res.locals.oauth.token.User let videoName: string let torrentName: string let magnetUri: string if (torrentfile) { const result = await processTorrentOrAbortRequest(req, res, torrentfile) if (!result) return videoName = result.name torrentName = result.torrentName } else { const result = processMagnetURI(body) magnetUri = result.magnetUri videoName = result.name } const video = await buildVideo(res.locals.videoChannel.id, body, { name: videoName }) const thumbnailModel = await processThumbnail(req, video) const previewModel = await processPreview(req, video) const videoImport = await insertIntoDB({ video, thumbnailModel, previewModel, videoChannel: res.locals.videoChannel, tags: body.tags || undefined, user, videoImportAttributes: { magnetUri, torrentName, state: VideoImportState.PENDING, userId: user.id } }) // Create job to import the video const payload = { type: torrentfile ? 'torrent-file' as 'torrent-file' : 'magnet-uri' as 'magnet-uri', videoImportId: videoImport.id, magnetUri } await JobQueue.Instance.createJobWithPromise({ type: 'video-import', payload }) auditLogger.create(getAuditIdFromRes(res), new VideoImportAuditView(videoImport.toFormattedJSON())) return res.json(videoImport.toFormattedJSON()).end() } async function addYoutubeDLImport (req: express.Request, res: express.Response) { const body: VideoImportCreate = req.body const targetUrl = body.targetUrl const user = res.locals.oauth.token.User const youtubeDL = new YoutubeDLWrapper(targetUrl, ServerConfigManager.Instance.getEnabledResolutions('vod')) // Get video infos let youtubeDLInfo: YoutubeDLInfo try { youtubeDLInfo = await youtubeDL.getInfoForDownload() } catch (err) { logger.info('Cannot fetch information from import for URL %s.', targetUrl, { err }) return res.fail({ message: 'Cannot fetch remote information of this URL.', data: { targetUrl } }) } if (!await hasUnicastURLsOnly(youtubeDLInfo)) { return res.fail({ status: HttpStatusCode.FORBIDDEN_403, message: 'Cannot use non unicast IP as targetUrl.' }) } const video = await buildVideo(res.locals.videoChannel.id, body, youtubeDLInfo) // Process video thumbnail from request.files let thumbnailModel = await processThumbnail(req, video) // Process video thumbnail from url if processing from request.files failed if (!thumbnailModel && youtubeDLInfo.thumbnailUrl) { try { thumbnailModel = await processThumbnailFromUrl(youtubeDLInfo.thumbnailUrl, video) } catch (err) { logger.warn('Cannot process thumbnail %s from youtubedl.', youtubeDLInfo.thumbnailUrl, { err }) } } // Process video preview from request.files let previewModel = await processPreview(req, video) // Process video preview from url if processing from request.files failed if (!previewModel && youtubeDLInfo.thumbnailUrl) { try { previewModel = await processPreviewFromUrl(youtubeDLInfo.thumbnailUrl, video) } catch (err) { logger.warn('Cannot process preview %s from youtubedl.', youtubeDLInfo.thumbnailUrl, { err }) } } const videoImport = await insertIntoDB({ video, thumbnailModel, previewModel, videoChannel: res.locals.videoChannel, tags: body.tags || youtubeDLInfo.tags, user, videoImportAttributes: { targetUrl, state: VideoImportState.PENDING, userId: user.id } }) // Get video subtitles await processYoutubeSubtitles(youtubeDL, targetUrl, video.id) let fileExt = `.${youtubeDLInfo.ext}` if (!isVideoFileExtnameValid(fileExt)) fileExt = '.mp4' // Create job to import the video const payload = { type: 'youtube-dl' as 'youtube-dl', videoImportId: videoImport.id, fileExt } await JobQueue.Instance.createJobWithPromise({ type: 'video-import', payload }) auditLogger.create(getAuditIdFromRes(res), new VideoImportAuditView(videoImport.toFormattedJSON())) return res.json(videoImport.toFormattedJSON()).end() } async function buildVideo (channelId: number, body: VideoImportCreate, importData: YoutubeDLInfo): Promise { let videoData = { name: body.name || importData.name || 'Unknown name', remote: false, category: body.category || importData.category, licence: body.licence ?? importData.licence ?? CONFIG.DEFAULTS.PUBLISH.LICENCE, language: body.language || importData.language, commentsEnabled: body.commentsEnabled ?? CONFIG.DEFAULTS.PUBLISH.COMMENTS_ENABLED, downloadEnabled: body.downloadEnabled ?? CONFIG.DEFAULTS.PUBLISH.DOWNLOAD_ENABLED, waitTranscoding: body.waitTranscoding || false, state: VideoState.TO_IMPORT, nsfw: body.nsfw || importData.nsfw || false, description: body.description || importData.description, support: body.support || null, privacy: body.privacy || VideoPrivacy.PRIVATE, duration: 0, // duration will be set by the import job channelId: channelId, originallyPublishedAt: body.originallyPublishedAt ? new Date(body.originallyPublishedAt) : importData.originallyPublishedAt } videoData = await Hooks.wrapObject( videoData, body.targetUrl ? 'filter:api.video.import-url.video-attribute.result' : 'filter:api.video.import-torrent.video-attribute.result' ) const video = new VideoModel(videoData) video.url = getLocalVideoActivityPubUrl(video) return video } async function processThumbnail (req: express.Request, video: MVideoThumbnail) { const thumbnailField = req.files ? req.files['thumbnailfile'] : undefined if (thumbnailField) { const thumbnailPhysicalFile = thumbnailField[0] return updateVideoMiniatureFromExisting({ inputPath: thumbnailPhysicalFile.path, video, type: ThumbnailType.MINIATURE, automaticallyGenerated: false }) } return undefined } async function processPreview (req: express.Request, video: MVideoThumbnail): Promise { const previewField = req.files ? req.files['previewfile'] : undefined if (previewField) { const previewPhysicalFile = previewField[0] return updateVideoMiniatureFromExisting({ inputPath: previewPhysicalFile.path, video, type: ThumbnailType.PREVIEW, automaticallyGenerated: false }) } return undefined } async function processThumbnailFromUrl (url: string, video: MVideoThumbnail) { try { return updateVideoMiniatureFromUrl({ downloadUrl: url, video, type: ThumbnailType.MINIATURE }) } catch (err) { logger.warn('Cannot generate video thumbnail %s for %s.', url, video.url, { err }) return undefined } } async function processPreviewFromUrl (url: string, video: MVideoThumbnail) { try { return updateVideoMiniatureFromUrl({ downloadUrl: url, video, type: ThumbnailType.PREVIEW }) } catch (err) { logger.warn('Cannot generate video preview %s for %s.', url, video.url, { err }) return undefined } } async function insertIntoDB (parameters: { video: MVideoThumbnail thumbnailModel: MThumbnail previewModel: MThumbnail videoChannel: MChannelAccountDefault tags: string[] videoImportAttributes: FilteredModelAttributes user: MUser }): Promise { const { video, thumbnailModel, previewModel, videoChannel, tags, videoImportAttributes, user } = parameters const videoImport = await sequelizeTypescript.transaction(async t => { const sequelizeOptions = { transaction: t } // Save video object in database const videoCreated = await video.save(sequelizeOptions) as (MVideoAccountDefault & MVideoWithBlacklistLight & MVideoTag) videoCreated.VideoChannel = videoChannel if (thumbnailModel) await videoCreated.addAndSaveThumbnail(thumbnailModel, t) if (previewModel) await videoCreated.addAndSaveThumbnail(previewModel, t) await autoBlacklistVideoIfNeeded({ video: videoCreated, user, notify: false, isRemote: false, isNew: true, transaction: t }) await setVideoTags({ video: videoCreated, tags, transaction: t }) // Create video import object in database const videoImport = await VideoImportModel.create( Object.assign({ videoId: videoCreated.id }, videoImportAttributes), sequelizeOptions ) as MVideoImportFormattable videoImport.Video = videoCreated return videoImport }) return videoImport } async function processTorrentOrAbortRequest (req: express.Request, res: express.Response, torrentfile: Express.Multer.File) { const torrentName = torrentfile.originalname // Rename the torrent to a secured name const newTorrentPath = join(CONFIG.STORAGE.TORRENTS_DIR, getSecureTorrentName(torrentName)) await move(torrentfile.path, newTorrentPath, { overwrite: true }) torrentfile.path = newTorrentPath const buf = await readFile(torrentfile.path) const parsedTorrent = parseTorrent(buf) as Instance if (parsedTorrent.files.length !== 1) { cleanUpReqFiles(req) res.fail({ type: ServerErrorCode.INCORRECT_FILES_IN_TORRENT, message: 'Torrents with only 1 file are supported.' }) return undefined } return { name: extractNameFromArray(parsedTorrent.name), torrentName } } function processMagnetURI (body: VideoImportCreate) { const magnetUri = body.magnetUri const parsed = decode(magnetUri) return { name: extractNameFromArray(parsed.name), magnetUri } } function extractNameFromArray (name: string | string[]) { return isArray(name) ? name[0] : name } async function processYoutubeSubtitles (youtubeDL: YoutubeDLWrapper, targetUrl: string, videoId: number) { try { const subtitles = await youtubeDL.getSubtitles() logger.info('Will create %s subtitles from youtube import %s.', subtitles.length, targetUrl) for (const subtitle of subtitles) { if (!await isVTTFileValid(subtitle.path)) { await remove(subtitle.path) continue } const videoCaption = new VideoCaptionModel({ videoId, language: subtitle.language, filename: VideoCaptionModel.generateCaptionName(subtitle.language) }) as MVideoCaption // Move physical file await moveAndProcessCaptionFile(subtitle, videoCaption) await sequelizeTypescript.transaction(async t => { await VideoCaptionModel.insertOrReplaceLanguage(videoCaption, t) }) } } catch (err) { logger.warn('Cannot get video subtitles.', { err }) } } async function hasUnicastURLsOnly (youtubeDLInfo: YoutubeDLInfo) { const hosts = youtubeDLInfo.urls.map(u => new URL(u).hostname) const uniqHosts = new Set(hosts) for (const h of uniqHosts) { if (await isResolvingToUnicastOnly(h) !== true) { return false } } return true }