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import express from 'express'
import { move, readFile } from 'fs-extra'
import { decode } from 'magnet-uri'
import parseTorrent, { Instance } from 'parse-torrent'
import { join } from 'path'
import { isVideoFileExtnameValid } from '@server/helpers/custom-validators/videos'
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 { ServerErrorCode, VideoImportCreate, VideoImportState, VideoPrivacy, VideoState } from '../../../../shared'
import { ThumbnailType } from '../../../../shared/models/videos/thumbnail.type'
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 { YoutubeDL, YoutubeDLInfo } 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 } 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' ],
Object.assign({}, MIMETYPES.TORRENT.MIMETYPE_EXT, MIMETYPES.IMAGE.MIMETYPE_EXT),
{
thumbnailfile: CONFIG.STORAGE.TMP_DIR,
previewfile: CONFIG.STORAGE.TMP_DIR,
torrentfile: CONFIG.STORAGE.TMP_DIR
}
)
videoImportsRouter.post('/imports',
authenticate,
reqVideoFileImport,
asyncMiddleware(videoImportAddValidator),
asyncRetryTransactionMiddleware(addVideoImport)
)
// ---------------------------------------------------------------------------
export {
videoImportsRouter
}
// ---------------------------------------------------------------------------
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 = 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 YoutubeDL(targetUrl, ServerConfigManager.Instance.getEnabledResolutions('vod'))
// Get video infos
let youtubeDLInfo: YoutubeDLInfo
try {
youtubeDLInfo = await youtubeDL.getYoutubeDLInfo()
} 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
}
})
}
const video = 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()
}
function buildVideo (channelId: number, body: VideoImportCreate, importData: YoutubeDLInfo): MVideoThumbnail {
const videoData = {
name: body.name || importData.name || 'Unknown name',
remote: false,
category: body.category || importData.category,
licence: body.licence || importData.licence,
language: body.language || importData.language,
commentsEnabled: body.commentsEnabled !== false, // If the value is not "false", the default is "true"
downloadEnabled: body.downloadEnabled !== false,
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
}
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<MThumbnail> {
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<VideoImportModel>
user: MUser
}): Promise<MVideoImportFormattable> {
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: YoutubeDL, targetUrl: string, videoId: number) {
try {
const subtitles = await youtubeDL.getYoutubeDLSubs()
logger.info('Will create %s subtitles from youtube import %s.', subtitles.length, targetUrl)
for (const subtitle of subtitles) {
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 })
}
}
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