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Commit | Line | Data |
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4d4e5cd4 | 1 | import * as express from 'express' |
65fcc311 | 2 | import { join } from 'path' |
4d4e5cd4 | 3 | import * as validator from 'validator' |
6fcd19ba | 4 | import * as Promise from 'bluebird' |
830bcd0f | 5 | |
e02643f3 | 6 | import { database as db } from '../initializers/database' |
65fcc311 C |
7 | import { |
8 | CONFIG, | |
65fcc311 | 9 | STATIC_PATHS, |
709756b8 | 10 | STATIC_MAX_AGE, |
d8755eed | 11 | OPENGRAPH_AND_OEMBED_COMMENT |
65fcc311 | 12 | } from '../initializers' |
49347a0a | 13 | import { root, readFileBufferPromise, escapeHTML } from '../helpers' |
69818c93 | 14 | import { VideoInstance } from '../models' |
830bcd0f | 15 | |
65fcc311 | 16 | const clientsRouter = express.Router() |
830bcd0f | 17 | |
e02643f3 C |
18 | const distPath = join(root(), 'client', 'dist') |
19 | const embedPath = join(distPath, 'standalone', 'videos', 'embed.html') | |
65fcc311 | 20 | const indexPath = join(distPath, 'index.html') |
830bcd0f | 21 | |
d8755eed | 22 | // Special route that add OpenGraph and oEmbed tags |
830bcd0f | 23 | // Do not use a template engine for a so little thing |
65fcc311 | 24 | clientsRouter.use('/videos/watch/:id', generateWatchHtmlPage) |
830bcd0f | 25 | |
075f16ca | 26 | clientsRouter.use('/videos/embed', (req: express.Request, res: express.Response, next: express.NextFunction) => { |
830bcd0f C |
27 | res.sendFile(embedPath) |
28 | }) | |
29 | ||
79530164 | 30 | // Static HTML/CSS/JS client files |
65fcc311 | 31 | clientsRouter.use('/client', express.static(distPath, { maxAge: STATIC_MAX_AGE })) |
79530164 C |
32 | |
33 | // 404 for static files not found | |
075f16ca | 34 | clientsRouter.use('/client/*', (req: express.Request, res: express.Response, next: express.NextFunction) => { |
79530164 C |
35 | res.sendStatus(404) |
36 | }) | |
37 | ||
830bcd0f C |
38 | // --------------------------------------------------------------------------- |
39 | ||
65fcc311 C |
40 | export { |
41 | clientsRouter | |
42 | } | |
830bcd0f C |
43 | |
44 | // --------------------------------------------------------------------------- | |
45 | ||
d8755eed | 46 | function addOpenGraphAndOEmbedTags (htmlStringPage: string, video: VideoInstance) { |
d38309c3 | 47 | const previewUrl = CONFIG.WEBSERVER.URL + STATIC_PATHS.PREVIEWS + video.getPreviewName() |
d8755eed | 48 | const videoUrl = CONFIG.WEBSERVER.URL + '/videos/watch/' + video.uuid |
830bcd0f | 49 | |
49347a0a C |
50 | const videoName = escapeHTML(video.name) |
51 | const videoDescription = escapeHTML(video.description) | |
52 | ||
d8755eed | 53 | const openGraphMetaTags = { |
830bcd0f | 54 | 'og:type': 'video', |
49347a0a | 55 | 'og:title': videoName, |
41b5da1d | 56 | 'og:image': previewUrl, |
830bcd0f | 57 | 'og:url': videoUrl, |
49347a0a | 58 | 'og:description': videoDescription, |
830bcd0f | 59 | |
49347a0a C |
60 | 'name': videoName, |
61 | 'description': videoDescription, | |
41b5da1d | 62 | 'image': previewUrl, |
830bcd0f C |
63 | |
64 | 'twitter:card': 'summary_large_image', | |
65 | 'twitter:site': '@Chocobozzz', | |
49347a0a C |
66 | 'twitter:title': videoName, |
67 | 'twitter:description': videoDescription, | |
41b5da1d | 68 | 'twitter:image': previewUrl |
830bcd0f C |
69 | } |
70 | ||
d8755eed C |
71 | const oembedLinkTags = [ |
72 | { | |
73 | type: 'application/json+oembed', | |
74 | href: CONFIG.WEBSERVER.URL + '/services/oembed?url=' + encodeURIComponent(videoUrl), | |
49347a0a | 75 | title: videoName |
d8755eed C |
76 | } |
77 | ] | |
78 | ||
830bcd0f | 79 | let tagsString = '' |
d8755eed C |
80 | Object.keys(openGraphMetaTags).forEach(tagName => { |
81 | const tagValue = openGraphMetaTags[tagName] | |
830bcd0f | 82 | |
d8755eed | 83 | tagsString += `<meta property="${tagName}" content="${tagValue}" />` |
830bcd0f C |
84 | }) |
85 | ||
d8755eed C |
86 | for (const oembedLinkTag of oembedLinkTags) { |
87 | tagsString += `<link rel="alternate" type="${oembedLinkTag.type}" href="${oembedLinkTag.href}" title="${oembedLinkTag.title}" />` | |
88 | } | |
89 | ||
90 | return htmlStringPage.replace(OPENGRAPH_AND_OEMBED_COMMENT, tagsString) | |
830bcd0f C |
91 | } |
92 | ||
69818c93 C |
93 | function generateWatchHtmlPage (req: express.Request, res: express.Response, next: express.NextFunction) { |
94 | const videoId = '' + req.params.id | |
0a6658fd | 95 | let videoPromise: Promise<VideoInstance> |
73ce7f96 C |
96 | |
97 | // Let Angular application handle errors | |
0a6658fd C |
98 | if (validator.isUUID(videoId, 4)) { |
99 | videoPromise = db.Video.loadByUUIDAndPopulateAuthorAndPodAndTags(videoId) | |
100 | } else if (validator.isInt(videoId)) { | |
101 | videoPromise = db.Video.loadAndPopulateAuthorAndPodAndTags(+videoId) | |
102 | } else { | |
103 | return res.sendFile(indexPath) | |
104 | } | |
73ce7f96 | 105 | |
6fcd19ba C |
106 | Promise.all([ |
107 | readFileBufferPromise(indexPath), | |
0a6658fd | 108 | videoPromise |
6fcd19ba C |
109 | ]) |
110 | .then(([ file, video ]) => { | |
111 | file = file as Buffer | |
112 | video = video as VideoInstance | |
830bcd0f | 113 | |
6fcd19ba | 114 | const html = file.toString() |
830bcd0f | 115 | |
73ce7f96 C |
116 | // Let Angular application handle errors |
117 | if (!video) return res.sendFile(indexPath) | |
118 | ||
d8755eed | 119 | const htmlStringPageWithTags = addOpenGraphAndOEmbedTags(html, video) |
830bcd0f C |
120 | res.set('Content-Type', 'text/html; charset=UTF-8').send(htmlStringPageWithTags) |
121 | }) | |
6fcd19ba | 122 | .catch(err => next(err)) |
830bcd0f | 123 | } |