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1 | import * as express from 'express' | |
2 | import { query } from 'express-validator' | |
3 | import { join } from 'path' | |
4 | import { fetchVideo } from '@server/helpers/video' | |
5 | import { VideoPlaylistModel } from '@server/models/video/video-playlist' | |
6 | import { VideoPlaylistPrivacy, VideoPrivacy } from '@shared/models' | |
7 | import { isTestInstance } from '../../helpers/core-utils' | |
8 | import { isIdOrUUIDValid } from '../../helpers/custom-validators/misc' | |
9 | import { logger } from '../../helpers/logger' | |
10 | import { WEBSERVER } from '../../initializers/constants' | |
11 | import { areValidationErrors } from './utils' | |
12 | ||
13 | const startVideoPlaylistsURL = WEBSERVER.SCHEME + '://' + join(WEBSERVER.HOST, 'videos', 'watch', 'playlist') + '/' | |
14 | const startVideosURL = WEBSERVER.SCHEME + '://' + join(WEBSERVER.HOST, 'videos', 'watch') + '/' | |
15 | ||
16 | const watchRegex = new RegExp('([^/]+)$') | |
17 | const isURLOptions = { | |
18 | require_host: true, | |
19 | require_tld: true | |
20 | } | |
21 | ||
22 | // We validate 'localhost', so we don't have the top level domain | |
23 | if (isTestInstance()) { | |
24 | isURLOptions.require_tld = false | |
25 | } | |
26 | ||
27 | const oembedValidator = [ | |
28 | query('url').isURL(isURLOptions).withMessage('Should have a valid url'), | |
29 | query('maxwidth').optional().isInt().withMessage('Should have a valid max width'), | |
30 | query('maxheight').optional().isInt().withMessage('Should have a valid max height'), | |
31 | query('format').optional().isIn([ 'xml', 'json' ]).withMessage('Should have a valid format'), | |
32 | ||
33 | async (req: express.Request, res: express.Response, next: express.NextFunction) => { | |
34 | logger.debug('Checking oembed parameters', { parameters: req.query }) | |
35 | ||
36 | if (areValidationErrors(req, res)) return | |
37 | ||
38 | if (req.query.format !== undefined && req.query.format !== 'json') { | |
39 | return res.status(501) | |
40 | .json({ error: 'Requested format is not implemented on server.' }) | |
41 | } | |
42 | ||
43 | const url = req.query.url as string | |
44 | ||
45 | const isPlaylist = url.startsWith(startVideoPlaylistsURL) | |
46 | const isVideo = isPlaylist ? false : url.startsWith(startVideosURL) | |
47 | ||
48 | const startIsOk = isVideo || isPlaylist | |
49 | ||
50 | const matches = watchRegex.exec(url) | |
51 | ||
52 | if (startIsOk === false || matches === null) { | |
53 | return res.status(400) | |
54 | .json({ error: 'Invalid url.' }) | |
55 | } | |
56 | ||
57 | const elementId = matches[1] | |
58 | if (isIdOrUUIDValid(elementId) === false) { | |
59 | return res.status(400) | |
60 | .json({ error: 'Invalid video or playlist id.' }) | |
61 | } | |
62 | ||
63 | if (isVideo) { | |
64 | const video = await fetchVideo(elementId, 'all') | |
65 | ||
66 | if (!video) { | |
67 | return res.status(404) | |
68 | .json({ error: 'Video not found' }) | |
69 | } | |
70 | ||
71 | if (video.privacy !== VideoPrivacy.PUBLIC) { | |
72 | return res.status(403) | |
73 | .json({ error: 'Video is not public' }) | |
74 | } | |
75 | ||
76 | res.locals.videoAll = video | |
77 | return next() | |
78 | } | |
79 | ||
80 | // Is playlist | |
81 | ||
82 | const videoPlaylist = await VideoPlaylistModel.loadWithAccountAndChannelSummary(elementId, undefined) | |
83 | if (!videoPlaylist) { | |
84 | return res.status(404) | |
85 | .json({ error: 'Video playlist not found' }) | |
86 | } | |
87 | ||
88 | if (videoPlaylist.privacy !== VideoPlaylistPrivacy.PUBLIC) { | |
89 | return res.status(403) | |
90 | .json({ error: 'Playlist is not public' }) | |
91 | } | |
92 | ||
93 | res.locals.videoPlaylistSummary = videoPlaylist | |
94 | return next() | |
95 | } | |
96 | ||
97 | ] | |
98 | ||
99 | // --------------------------------------------------------------------------- | |
100 | ||
101 | export { | |
102 | oembedValidator | |
103 | } |