148 lines
4.1 KiB
TypeScript
148 lines
4.1 KiB
TypeScript
import express from 'express'
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import { query } from 'express-validator'
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import { join } from 'path'
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import { loadVideo } from '@server/lib/model-loaders'
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import { VideoPlaylistModel } from '@server/models/video/video-playlist'
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import { VideoPlaylistPrivacy, VideoPrivacy } from '@shared/models'
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import { HttpStatusCode } from '../../../shared/models/http/http-error-codes'
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import { isTestInstance } from '../../helpers/core-utils'
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import { isIdOrUUIDValid, toCompleteUUID } from '../../helpers/custom-validators/misc'
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import { logger } from '../../helpers/logger'
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import { WEBSERVER } from '../../initializers/constants'
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import { areValidationErrors } from './shared'
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const playlistPaths = [
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join('videos', 'watch', 'playlist'),
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join('w', 'p')
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]
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const videoPaths = [
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join('videos', 'watch'),
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'w'
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]
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function buildUrls (paths: string[]) {
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return paths.map(p => WEBSERVER.SCHEME + '://' + join(WEBSERVER.HOST, p) + '/')
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}
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const startPlaylistURLs = buildUrls(playlistPaths)
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const startVideoURLs = buildUrls(videoPaths)
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const isURLOptions = {
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require_host: true,
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require_tld: true
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}
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// We validate 'localhost', so we don't have the top level domain
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if (isTestInstance()) {
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isURLOptions.require_tld = false
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}
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const oembedValidator = [
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query('url').isURL(isURLOptions).withMessage('Should have a valid url'),
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query('maxwidth').optional().isInt().withMessage('Should have a valid max width'),
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query('maxheight').optional().isInt().withMessage('Should have a valid max height'),
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query('format').optional().isIn([ 'xml', 'json' ]).withMessage('Should have a valid format'),
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async (req: express.Request, res: express.Response, next: express.NextFunction) => {
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logger.debug('Checking oembed parameters', { parameters: req.query })
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if (areValidationErrors(req, res)) return
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if (req.query.format !== undefined && req.query.format !== 'json') {
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return res.fail({
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status: HttpStatusCode.NOT_IMPLEMENTED_501,
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message: 'Requested format is not implemented on server.',
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data: {
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format: req.query.format
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}
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})
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}
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const url = req.query.url as string
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let urlPath: string
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try {
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urlPath = new URL(url).pathname
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} catch (err) {
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return res.fail({
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status: HttpStatusCode.BAD_REQUEST_400,
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message: err.message,
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data: {
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url
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}
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})
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}
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const isPlaylist = startPlaylistURLs.some(u => url.startsWith(u))
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const isVideo = isPlaylist ? false : startVideoURLs.some(u => url.startsWith(u))
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const startIsOk = isVideo || isPlaylist
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const parts = urlPath.split('/')
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if (startIsOk === false || parts.length === 0) {
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return res.fail({
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status: HttpStatusCode.BAD_REQUEST_400,
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message: 'Invalid url.',
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data: {
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url
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}
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})
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}
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const elementId = toCompleteUUID(parts.pop())
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if (isIdOrUUIDValid(elementId) === false) {
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return res.fail({ message: 'Invalid video or playlist id.' })
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}
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if (isVideo) {
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const video = await loadVideo(elementId, 'all')
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if (!video) {
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return res.fail({
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status: HttpStatusCode.NOT_FOUND_404,
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message: 'Video not found'
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})
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}
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if (video.privacy !== VideoPrivacy.PUBLIC) {
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return res.fail({
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status: HttpStatusCode.FORBIDDEN_403,
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message: 'Video is not public'
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})
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}
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res.locals.videoAll = video
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return next()
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}
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// Is playlist
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const videoPlaylist = await VideoPlaylistModel.loadWithAccountAndChannelSummary(elementId, undefined)
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if (!videoPlaylist) {
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return res.fail({
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status: HttpStatusCode.NOT_FOUND_404,
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message: 'Video playlist not found'
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})
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}
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if (videoPlaylist.privacy !== VideoPlaylistPrivacy.PUBLIC) {
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return res.fail({
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status: HttpStatusCode.FORBIDDEN_403,
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message: 'Playlist is not public'
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})
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}
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res.locals.videoPlaylistSummary = videoPlaylist
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return next()
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}
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]
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// ---------------------------------------------------------------------------
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export {
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oembedValidator
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}
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