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import * as cors from 'cors'
import { createReadStream } from 'fs-extra'
import * as express from 'express'
import { CONFIG, STATIC_DOWNLOAD_PATHS, STATIC_MAX_AGE, STATIC_PATHS, ROUTE_CACHE_LIFETIME } from '../initializers'
import { VideosPreviewCache } from '../lib/cache'
import { cacheRoute } from '../middlewares/cache'
import { asyncMiddleware, videosGetValidator } from '../middlewares'
import { VideoModel } from '../models/video/video'
import { VideosCaptionCache } from '../lib/cache/videos-caption-cache'
import { UserModel } from '../models/account/user'
import { VideoCommentModel } from '../models/video/video-comment'
import { HttpNodeinfoDiasporaSoftwareNsSchema20 } from '../models/nodeinfo'
const packageJSON = require('../../../package.json')
const staticRouter = express.Router()
staticRouter.use(cors())
/*
Cors is very important to let other servers access torrent and video files
*/
const torrentsPhysicalPath = CONFIG.STORAGE.TORRENTS_DIR
staticRouter.use(
STATIC_PATHS.TORRENTS,
cors(),
express.static(torrentsPhysicalPath, { maxAge: 0 }) // Don't cache because we could regenerate the torrent file
)
staticRouter.use(
STATIC_DOWNLOAD_PATHS.TORRENTS + ':id-:resolution([0-9]+).torrent',
asyncMiddleware(videosGetValidator),
asyncMiddleware(downloadTorrent)
)
// Videos path for webseeding
const videosPhysicalPath = CONFIG.STORAGE.VIDEOS_DIR
staticRouter.use(
STATIC_PATHS.WEBSEED,
cors(),
express.static(videosPhysicalPath)
)
staticRouter.use(
STATIC_DOWNLOAD_PATHS.VIDEOS + ':id-:resolution([0-9]+).:extension',
asyncMiddleware(videosGetValidator),
asyncMiddleware(downloadVideoFile)
)
// Thumbnails path for express
const thumbnailsPhysicalPath = CONFIG.STORAGE.THUMBNAILS_DIR
staticRouter.use(
STATIC_PATHS.THUMBNAILS,
express.static(thumbnailsPhysicalPath, { maxAge: STATIC_MAX_AGE, fallthrough: false }) // 404 if the file does not exist
)
const avatarsPhysicalPath = CONFIG.STORAGE.AVATARS_DIR
staticRouter.use(
STATIC_PATHS.AVATARS,
express.static(avatarsPhysicalPath, { maxAge: STATIC_MAX_AGE, fallthrough: false }) // 404 if the file does not exist
)
// We don't have video previews, fetch them from the origin instance
staticRouter.use(
STATIC_PATHS.PREVIEWS + ':uuid.jpg',
asyncMiddleware(getPreview)
)
// We don't have video captions, fetch them from the origin instance
staticRouter.use(
STATIC_PATHS.VIDEO_CAPTIONS + ':videoId-:captionLanguage([a-z]+).vtt',
asyncMiddleware(getVideoCaption)
)
// robots.txt service
staticRouter.get('/robots.txt',
asyncMiddleware(cacheRoute(ROUTE_CACHE_LIFETIME.ROBOTS)),
(_, res: express.Response) => {
res.type('text/plain')
return res.send(CONFIG.INSTANCE.ROBOTS)
}
)
// nodeinfo service
staticRouter.use('/.well-known/nodeinfo',
asyncMiddleware(cacheRoute(ROUTE_CACHE_LIFETIME.NODEINFO)),
(_, res: express.Response) => {
return res.json({
links: [
{
rel: 'http://nodeinfo.diaspora.software/ns/schema/2.0',
href: CONFIG.WEBSERVER.URL + '/nodeinfo/2.0.json'
}
]
})
}
)
staticRouter.use('/nodeinfo/:version.json',
asyncMiddleware(cacheRoute(ROUTE_CACHE_LIFETIME.NODEINFO)),
asyncMiddleware(generateNodeinfo)
)
// dnt-policy.txt service (see https://www.eff.org/dnt-policy)
staticRouter.use('/.well-known/dnt-policy.txt',
asyncMiddleware(cacheRoute(ROUTE_CACHE_LIFETIME.DNT_POLICY)),
(_, res: express.Response) => {
res.type('text/plain')
createReadStream('./server/static/dnt-policy/dnt-policy-1.0.txt').pipe(res)
}
)
// dnt service (see https://www.w3.org/TR/tracking-dnt/#status-resource)
staticRouter.use('/.well-known/dnt/',
(_, res: express.Response) => {
res.json({ tracking: 'N' })
}
)
// ---------------------------------------------------------------------------
export {
staticRouter
}
// ---------------------------------------------------------------------------
async function getPreview (req: express.Request, res: express.Response, next: express.NextFunction) {
const path = await VideosPreviewCache.Instance.getFilePath(req.params.uuid)
if (!path) return res.sendStatus(404)
return res.sendFile(path, { maxAge: STATIC_MAX_AGE })
}
async function getVideoCaption (req: express.Request, res: express.Response) {
const path = await VideosCaptionCache.Instance.getFilePath({
videoId: req.params.videoId,
language: req.params.captionLanguage
})
if (!path) return res.sendStatus(404)
return res.sendFile(path, { maxAge: STATIC_MAX_AGE })
}
async function generateNodeinfo (req: express.Request, res: express.Response, next: express.NextFunction) {
const { totalVideos } = await VideoModel.getStats()
const { totalLocalVideoComments } = await VideoCommentModel.getStats()
const { totalUsers } = await UserModel.getStats()
let json = {}
if (req.params.version && (req.params.version === '2.0')) {
json = {
version: '2.0',
software: {
name: 'peertube',
version: packageJSON.version
},
protocols: [
'activitypub'
],
services: {
inbound: [],
outbound: [
'atom1.0',
'rss2.0'
]
},
openRegistrations: CONFIG.SIGNUP.ENABLED,
usage: {
users: {
total: totalUsers
},
localPosts: totalVideos,
localComments: totalLocalVideoComments
},
metadata: {
taxonomy: {
postsName: 'Videos'
},
nodeName: CONFIG.INSTANCE.NAME,
nodeDescription: CONFIG.INSTANCE.SHORT_DESCRIPTION
}
} as HttpNodeinfoDiasporaSoftwareNsSchema20
res.contentType('application/json; profile="http://nodeinfo.diaspora.software/ns/schema/2.0#"')
} else {
json = { error: 'Nodeinfo schema version not handled' }
res.status(404)
}
return res.send(json).end()
}
async function downloadTorrent (req: express.Request, res: express.Response, next: express.NextFunction) {
const { video, videoFile } = getVideoAndFile(req, res)
if (!videoFile) return res.status(404).end()
return res.download(video.getTorrentFilePath(videoFile), `${video.name}-${videoFile.resolution}p.torrent`)
}
async function downloadVideoFile (req: express.Request, res: express.Response, next: express.NextFunction) {
const { video, videoFile } = getVideoAndFile(req, res)
if (!videoFile) return res.status(404).end()
return res.download(video.getVideoFilePath(videoFile), `${video.name}-${videoFile.resolution}p${videoFile.extname}`)
}
function getVideoAndFile (req: express.Request, res: express.Response) {
const resolution = parseInt(req.params.resolution, 10)
const video: VideoModel = res.locals.video
const videoFile = video.VideoFiles.find(f => f.resolution === resolution)
return { video, videoFile }
}
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