import express from 'express' import { escapeHTML, forceNumber } from '@peertube/peertube-core-utils' import { MChannelSummary } from '@server/types/models/index.js' import { EMBED_SIZE, PREVIEWS_SIZE, THUMBNAILS_SIZE, WEBSERVER } from '../initializers/constants.js' import { apiRateLimiter, asyncMiddleware, oembedValidator } from '../middlewares/index.js' import { accountNameWithHostGetValidator } from '../middlewares/validators/index.js' const servicesRouter = express.Router() servicesRouter.use('/oembed', apiRateLimiter, asyncMiddleware(oembedValidator), generateOEmbed ) servicesRouter.use('/redirect/accounts/:accountName', apiRateLimiter, asyncMiddleware(accountNameWithHostGetValidator), redirectToAccountUrl ) // --------------------------------------------------------------------------- export { servicesRouter } // --------------------------------------------------------------------------- function generateOEmbed (req: express.Request, res: express.Response) { if (res.locals.videoAll) return generateVideoOEmbed(req, res) return generatePlaylistOEmbed(req, res) } function generatePlaylistOEmbed (req: express.Request, res: express.Response) { const playlist = res.locals.videoPlaylistSummary const json = buildOEmbed({ channel: playlist.VideoChannel, title: playlist.name, embedPath: playlist.getEmbedStaticPath() + buildPlayerURLQuery(req.query.url), previewPath: playlist.getThumbnailStaticPath(), previewSize: THUMBNAILS_SIZE, req }) return res.json(json) } function generateVideoOEmbed (req: express.Request, res: express.Response) { const video = res.locals.videoAll const json = buildOEmbed({ channel: video.VideoChannel, title: video.name, embedPath: video.getEmbedStaticPath() + buildPlayerURLQuery(req.query.url), previewPath: video.getPreviewStaticPath(), previewSize: PREVIEWS_SIZE, req }) return res.json(json) } function buildPlayerURLQuery (inputQueryUrl: string) { const allowedParameters = new Set([ 'start', 'stop', 'loop', 'autoplay', 'muted', 'controls', 'controlBar', 'title', 'api', 'warningTitle', 'peertubeLink', 'p2p', 'subtitle', 'bigPlayBackgroundColor', 'mode', 'foregroundColor' ]) const params = new URLSearchParams() new URL(inputQueryUrl).searchParams.forEach((v, k) => { if (allowedParameters.has(k)) { params.append(k, v) } }) const stringQuery = params.toString() if (!stringQuery) return '' return '?' + stringQuery } function buildOEmbed (options: { req: express.Request title: string channel: MChannelSummary previewPath: string | null embedPath: string previewSize: { height: number width: number } }) { const { req, previewSize, previewPath, title, channel, embedPath } = options const webserverUrl = WEBSERVER.URL const maxHeight = forceNumber(req.query.maxheight) const maxWidth = forceNumber(req.query.maxwidth) const embedUrl = webserverUrl + embedPath const embedTitle = escapeHTML(title) let thumbnailUrl = previewPath ? webserverUrl + previewPath : undefined let embedWidth = EMBED_SIZE.width if (maxWidth < embedWidth) embedWidth = maxWidth let embedHeight = EMBED_SIZE.height if (maxHeight < embedHeight) embedHeight = maxHeight // Our thumbnail is too big for the consumer if ( (maxHeight !== undefined && maxHeight < previewSize.height) || (maxWidth !== undefined && maxWidth < previewSize.width) ) { thumbnailUrl = undefined } const html = `` const json: any = { type: 'video', version: '1.0', html, width: embedWidth, height: embedHeight, title, author_name: channel.name, author_url: channel.Actor.url, provider_name: 'PeerTube', provider_url: webserverUrl } if (thumbnailUrl !== undefined) { json.thumbnail_url = thumbnailUrl json.thumbnail_width = previewSize.width json.thumbnail_height = previewSize.height } return json } function redirectToAccountUrl (req: express.Request, res: express.Response, next: express.NextFunction) { return res.redirect(res.locals.account.Actor.url) }