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peertube/server/controllers/api/videos/import.ts

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import * as express from 'express'
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import * as magnetUtil from 'magnet-uri'
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import { auditLoggerFactory, getAuditIdFromRes, VideoImportAuditView } from '../../../helpers/audit-logger'
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import { asyncMiddleware, asyncRetryTransactionMiddleware, authenticate, videoImportAddValidator } from '../../../middlewares'
import { MIMETYPES } from '../../../initializers/constants'
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import { getYoutubeDLInfo, YoutubeDLInfo, getYoutubeDLSubs } from '../../../helpers/youtube-dl'
import { createReqFiles } from '../../../helpers/express-utils'
import { logger } from '../../../helpers/logger'
import { VideoImportCreate, VideoImportState, VideoPrivacy, VideoState } from '../../../../shared'
import { VideoModel } from '../../../models/video/video'
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import { VideoCaptionModel } from '../../../models/video/video-caption'
import { moveAndProcessCaptionFile } from '../../../helpers/captions-utils'
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import { getVideoActivityPubUrl } from '../../../lib/activitypub/url'
import { TagModel } from '../../../models/video/tag'
import { VideoImportModel } from '../../../models/video/video-import'
import { JobQueue } from '../../../lib/job-queue/job-queue'
import { join } from 'path'
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import { isArray } from '../../../helpers/custom-validators/misc'
import * as Bluebird from 'bluebird'
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import * as parseTorrent from 'parse-torrent'
import { getSecureTorrentName } from '../../../helpers/utils'
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import { move, readFile } from 'fs-extra'
import { autoBlacklistVideoIfNeeded } from '../../../lib/video-blacklist'
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import { CONFIG } from '../../../initializers/config'
import { sequelizeTypescript } from '../../../initializers/database'
import { createVideoMiniatureFromExisting, createVideoMiniatureFromUrl } from '../../../lib/thumbnail'
import { ThumbnailType } from '../../../../shared/models/videos/thumbnail.type'
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import {
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MChannelAccountDefault,
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MThumbnail,
MUser,
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MVideoAccountDefault,
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MVideoCaptionVideo,
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MVideoTag,
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MVideoThumbnailAccountDefault,
MVideoWithBlacklistLight
} from '@server/typings/models'
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import { MVideoImport, MVideoImportFormattable } from '@server/typings/models/video/video-import'
const auditLogger = auditLoggerFactory('video-imports')
const videoImportsRouter = express.Router()
const reqVideoFileImport = createReqFiles(
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[ 'thumbnailfile', 'previewfile', 'torrentfile' ],
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Object.assign({}, MIMETYPES.TORRENT.MIMETYPE_EXT, MIMETYPES.IMAGE.MIMETYPE_EXT),
{
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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
}
// ---------------------------------------------------------------------------
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function addVideoImport (req: express.Request, res: express.Response) {
if (req.body.targetUrl) return addYoutubeDLImport(req, res)
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const file = req.files && req.files['torrentfile'] ? req.files['torrentfile'][0] : undefined
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if (req.body.magnetUri || file) return addTorrentImport(req, res, file)
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}
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async function addTorrentImport (req: express.Request, res: express.Response, torrentfile: Express.Multer.File) {
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const body: VideoImportCreate = req.body
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const user = res.locals.oauth.token.User
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let videoName: string
let torrentName: string
let magnetUri: string
if (torrentfile) {
torrentName = torrentfile.originalname
// Rename the torrent to a secured name
const newTorrentPath = join(CONFIG.STORAGE.TORRENTS_DIR, getSecureTorrentName(torrentName))
await move(torrentfile.path, newTorrentPath)
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torrentfile.path = newTorrentPath
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const buf = await readFile(torrentfile.path)
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const parsedTorrent = parseTorrent(buf)
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videoName = isArray(parsedTorrent.name) ? parsedTorrent.name[0] : parsedTorrent.name as string
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} else {
magnetUri = body.magnetUri
const parsed = magnetUtil.decode(magnetUri)
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videoName = isArray(parsed.name) ? parsed.name[0] : parsed.name as string
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}
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const video = buildVideo(res.locals.videoChannel.id, body, { name: videoName })
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const thumbnailModel = await processThumbnail(req, video)
const previewModel = await processPreview(req, video)
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const tags = body.tags || undefined
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const videoImportAttributes = {
magnetUri,
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torrentName,
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state: VideoImportState.PENDING,
userId: user.id
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}
const videoImport = await insertIntoDB({
video,
thumbnailModel,
previewModel,
videoChannel: res.locals.videoChannel,
tags,
videoImportAttributes,
user
})
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// Create job to import the video
const payload = {
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type: torrentfile ? 'torrent-file' as 'torrent-file' : 'magnet-uri' as 'magnet-uri',
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videoImportId: videoImport.id,
magnetUri
}
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await JobQueue.Instance.createJobWithPromise({ type: 'video-import', payload })
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auditLogger.create(getAuditIdFromRes(res), new VideoImportAuditView(videoImport.toFormattedJSON()))
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return res.json(videoImport.toFormattedJSON()).end()
}
async function addYoutubeDLImport (req: express.Request, res: express.Response) {
const body: VideoImportCreate = req.body
const targetUrl = body.targetUrl
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const user = res.locals.oauth.token.User
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// Get video infos
let youtubeDLInfo: YoutubeDLInfo
try {
youtubeDLInfo = await getYoutubeDLInfo(targetUrl)
} catch (err) {
logger.info('Cannot fetch information from import for URL %s.', targetUrl, { err })
return res.status(400).json({
error: 'Cannot fetch remote information of this URL.'
}).end()
}
const video = buildVideo(res.locals.videoChannel.id, body, youtubeDLInfo)
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let thumbnailModel: MThumbnail
// Process video thumbnail from request.files
thumbnailModel = await processThumbnail(req, video)
// Process video thumbnail from url if processing from request.files failed
if (!thumbnailModel && youtubeDLInfo.thumbnailUrl) {
thumbnailModel = await processThumbnailFromUrl(youtubeDLInfo.thumbnailUrl, video)
}
let previewModel: MThumbnail
// Process video preview from request.files
previewModel = await processPreview(req, video)
// Process video preview from url if processing from request.files failed
if (!previewModel && youtubeDLInfo.thumbnailUrl) {
previewModel = await processPreviewFromUrl(youtubeDLInfo.thumbnailUrl, video)
}
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const tags = body.tags || youtubeDLInfo.tags
const videoImportAttributes = {
targetUrl,
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state: VideoImportState.PENDING,
userId: user.id
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}
const videoImport = await insertIntoDB({
video,
thumbnailModel,
previewModel,
videoChannel: res.locals.videoChannel,
tags,
videoImportAttributes,
user
})
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// Get video subtitles
try {
const subtitles = await getYoutubeDLSubs(targetUrl)
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logger.info('Will create %s subtitles from youtube import %s.', subtitles.length, targetUrl)
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for (const subtitle of subtitles) {
const videoCaption = new VideoCaptionModel({
videoId: video.id,
language: subtitle.language
}) as MVideoCaptionVideo
videoCaption.Video = video
// Move physical file
await moveAndProcessCaptionFile(subtitle, videoCaption)
await sequelizeTypescript.transaction(async t => {
await VideoCaptionModel.insertOrReplaceLanguage(video.id, subtitle.language, null, t)
})
}
} catch (err) {
logger.warn('Cannot get video subtitles.', { err })
}
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// Create job to import the video
const payload = {
type: 'youtube-dl' as 'youtube-dl',
videoImportId: videoImport.id,
generateThumbnail: !thumbnailModel,
generatePreview: !previewModel,
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fileExt: youtubeDLInfo.fileExt
? `.${youtubeDLInfo.fileExt}`
: '.mp4'
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}
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await JobQueue.Instance.createJobWithPromise({ type: 'video-import', payload })
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auditLogger.create(getAuditIdFromRes(res), new VideoImportAuditView(videoImport.toFormattedJSON()))
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return res.json(videoImport.toFormattedJSON()).end()
}
function buildVideo (channelId: number, body: VideoImportCreate, importData: YoutubeDLInfo) {
const videoData = {
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name: body.name || importData.name || 'Unknown name',
remote: false,
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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,
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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 || importData.originallyPublishedAt
}
const video = new VideoModel(videoData)
video.url = getVideoActivityPubUrl(video)
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return video
}
async function processThumbnail (req: express.Request, video: VideoModel) {
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const thumbnailField = req.files ? req.files['thumbnailfile'] : undefined
if (thumbnailField) {
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const thumbnailPhysicalFile = thumbnailField[0]
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return createVideoMiniatureFromExisting(thumbnailPhysicalFile.path, video, ThumbnailType.MINIATURE, false)
}
return undefined
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}
async function processPreview (req: express.Request, video: VideoModel) {
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const previewField = req.files ? req.files['previewfile'] : undefined
if (previewField) {
const previewPhysicalFile = previewField[0]
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return createVideoMiniatureFromExisting(previewPhysicalFile.path, video, ThumbnailType.PREVIEW, false)
}
return undefined
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}
async function processThumbnailFromUrl (url: string, video: VideoModel) {
try {
return createVideoMiniatureFromUrl(url, video, 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: VideoModel) {
try {
return createVideoMiniatureFromUrl(url, video, ThumbnailType.PREVIEW)
} catch (err) {
logger.warn('Cannot generate video preview %s for %s.', url, video.url, { err })
return undefined
}
}
function insertIntoDB (parameters: {
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video: MVideoThumbnailAccountDefault
thumbnailModel: MThumbnail
previewModel: MThumbnail
videoChannel: MChannelAccountDefault
tags: string[]
videoImportAttributes: Partial<MVideoImport>
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user: MUser
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}): Bluebird<MVideoImportFormattable> {
const { video, thumbnailModel, previewModel, videoChannel, tags, videoImportAttributes, user } = parameters
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return sequelizeTypescript.transaction(async t => {
const sequelizeOptions = { transaction: t }
// Save video object in database
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const videoCreated = await video.save(sequelizeOptions) as (MVideoAccountDefault & MVideoWithBlacklistLight & MVideoTag)
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videoCreated.VideoChannel = videoChannel
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if (thumbnailModel) await videoCreated.addAndSaveThumbnail(thumbnailModel, t)
if (previewModel) await videoCreated.addAndSaveThumbnail(previewModel, t)
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await autoBlacklistVideoIfNeeded({
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video: videoCreated,
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user,
notify: false,
isRemote: false,
isNew: true,
transaction: t
})
// Set tags to the video
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if (tags) {
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const tagInstances = await TagModel.findOrCreateTags(tags, t)
await videoCreated.$set('Tags', tagInstances, sequelizeOptions)
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videoCreated.Tags = tagInstances
} else {
videoCreated.Tags = []
}
// Create video import object in database
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const videoImport = await VideoImportModel.create(
Object.assign({ videoId: videoCreated.id }, videoImportAttributes),
sequelizeOptions
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) as MVideoImportFormattable
videoImport.Video = videoCreated
return videoImport
})
}