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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 C |
10 | STATIC_MAX_AGE, |
11 | OPENGRAPH_COMMENT | |
65fcc311 | 12 | } from '../initializers' |
6fcd19ba | 13 | import { root, readFileBufferPromise } 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 C |
21 | |
22 | // Special route that add OpenGraph tags | |
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 | ||
69818c93 | 46 | function addOpenGraphTags (htmlStringPage: string, video: VideoInstance) { |
d38309c3 | 47 | const previewUrl = CONFIG.WEBSERVER.URL + STATIC_PATHS.PREVIEWS + video.getPreviewName() |
65fcc311 | 48 | const videoUrl = CONFIG.WEBSERVER.URL + '/videos/watch/' + video.id |
830bcd0f C |
49 | |
50 | const metaTags = { | |
51 | 'og:type': 'video', | |
52 | 'og:title': video.name, | |
41b5da1d | 53 | 'og:image': previewUrl, |
830bcd0f C |
54 | 'og:url': videoUrl, |
55 | 'og:description': video.description, | |
56 | ||
57 | 'name': video.name, | |
58 | 'description': video.description, | |
41b5da1d | 59 | 'image': previewUrl, |
830bcd0f C |
60 | |
61 | 'twitter:card': 'summary_large_image', | |
62 | 'twitter:site': '@Chocobozzz', | |
63 | 'twitter:title': video.name, | |
64 | 'twitter:description': video.description, | |
41b5da1d | 65 | 'twitter:image': previewUrl |
830bcd0f C |
66 | } |
67 | ||
68 | let tagsString = '' | |
0a6658fd | 69 | Object.keys(metaTags).forEach(tagName => { |
830bcd0f C |
70 | const tagValue = metaTags[tagName] |
71 | ||
72 | tagsString += '<meta property="' + tagName + '" content="' + tagValue + '" />' | |
73 | }) | |
74 | ||
709756b8 | 75 | return htmlStringPage.replace(OPENGRAPH_COMMENT, tagsString) |
830bcd0f C |
76 | } |
77 | ||
69818c93 C |
78 | function generateWatchHtmlPage (req: express.Request, res: express.Response, next: express.NextFunction) { |
79 | const videoId = '' + req.params.id | |
0a6658fd | 80 | let videoPromise: Promise<VideoInstance> |
73ce7f96 C |
81 | |
82 | // Let Angular application handle errors | |
0a6658fd C |
83 | if (validator.isUUID(videoId, 4)) { |
84 | videoPromise = db.Video.loadByUUIDAndPopulateAuthorAndPodAndTags(videoId) | |
85 | } else if (validator.isInt(videoId)) { | |
86 | videoPromise = db.Video.loadAndPopulateAuthorAndPodAndTags(+videoId) | |
87 | } else { | |
88 | return res.sendFile(indexPath) | |
89 | } | |
73ce7f96 | 90 | |
6fcd19ba C |
91 | Promise.all([ |
92 | readFileBufferPromise(indexPath), | |
0a6658fd | 93 | videoPromise |
6fcd19ba C |
94 | ]) |
95 | .then(([ file, video ]) => { | |
96 | file = file as Buffer | |
97 | video = video as VideoInstance | |
830bcd0f | 98 | |
6fcd19ba | 99 | const html = file.toString() |
830bcd0f | 100 | |
73ce7f96 C |
101 | // Let Angular application handle errors |
102 | if (!video) return res.sendFile(indexPath) | |
103 | ||
830bcd0f C |
104 | const htmlStringPageWithTags = addOpenGraphTags(html, video) |
105 | res.set('Content-Type', 'text/html; charset=UTF-8').send(htmlStringPageWithTags) | |
106 | }) | |
6fcd19ba | 107 | .catch(err => next(err)) |
830bcd0f | 108 | } |