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1 | import * as cors from 'cors' | |
2 | import * as express from 'express' | |
3 | import { LAZY_STATIC_PATHS, STATIC_MAX_AGE } from '../initializers/constants' | |
4 | import { VideosCaptionCache, VideosPreviewCache } from '../lib/files-cache' | |
5 | import { asyncMiddleware } from '../middlewares' | |
6 | import { AvatarModel } from '../models/avatar/avatar' | |
7 | import { logger } from '../helpers/logger' | |
8 | import { avatarPathUnsafeCache, pushAvatarProcessInQueue } from '../lib/avatar' | |
9 | import { HttpStatusCode } from '../../shared/core-utils/miscs/http-error-codes' | |
10 | ||
11 | const lazyStaticRouter = express.Router() | |
12 | ||
13 | lazyStaticRouter.use(cors()) | |
14 | ||
15 | lazyStaticRouter.use( | |
16 | LAZY_STATIC_PATHS.AVATARS + ':filename', | |
17 | asyncMiddleware(getAvatar) | |
18 | ) | |
19 | ||
20 | lazyStaticRouter.use( | |
21 | LAZY_STATIC_PATHS.PREVIEWS + ':uuid.jpg', | |
22 | asyncMiddleware(getPreview) | |
23 | ) | |
24 | ||
25 | lazyStaticRouter.use( | |
26 | LAZY_STATIC_PATHS.VIDEO_CAPTIONS + ':videoId-:captionLanguage([a-z]+).vtt', | |
27 | asyncMiddleware(getVideoCaption) | |
28 | ) | |
29 | ||
30 | // --------------------------------------------------------------------------- | |
31 | ||
32 | export { | |
33 | lazyStaticRouter, | |
34 | getPreview, | |
35 | getVideoCaption | |
36 | } | |
37 | ||
38 | // --------------------------------------------------------------------------- | |
39 | ||
40 | async function getAvatar (req: express.Request, res: express.Response) { | |
41 | const filename = req.params.filename | |
42 | ||
43 | if (avatarPathUnsafeCache.has(filename)) { | |
44 | return res.sendFile(avatarPathUnsafeCache.get(filename), { maxAge: STATIC_MAX_AGE.SERVER }) | |
45 | } | |
46 | ||
47 | const avatar = await AvatarModel.loadByName(filename) | |
48 | if (!avatar) return res.sendStatus(HttpStatusCode.NOT_FOUND_404) | |
49 | ||
50 | if (avatar.onDisk === false) { | |
51 | if (!avatar.fileUrl) return res.sendStatus(HttpStatusCode.NOT_FOUND_404) | |
52 | ||
53 | logger.info('Lazy serve remote avatar image %s.', avatar.fileUrl) | |
54 | ||
55 | try { | |
56 | await pushAvatarProcessInQueue({ filename: avatar.filename, fileUrl: avatar.fileUrl }) | |
57 | } catch (err) { | |
58 | logger.warn('Cannot process remote avatar %s.', avatar.fileUrl, { err }) | |
59 | return res.sendStatus(HttpStatusCode.NOT_FOUND_404) | |
60 | } | |
61 | ||
62 | avatar.onDisk = true | |
63 | avatar.save() | |
64 | .catch(err => logger.error('Cannot save new avatar disk state.', { err })) | |
65 | } | |
66 | ||
67 | const path = avatar.getPath() | |
68 | ||
69 | avatarPathUnsafeCache.set(filename, path) | |
70 | return res.sendFile(path, { maxAge: STATIC_MAX_AGE.SERVER }) | |
71 | } | |
72 | ||
73 | async function getPreview (req: express.Request, res: express.Response) { | |
74 | const result = await VideosPreviewCache.Instance.getFilePath(req.params.uuid) | |
75 | if (!result) return res.sendStatus(HttpStatusCode.NOT_FOUND_404) | |
76 | ||
77 | return res.sendFile(result.path, { maxAge: STATIC_MAX_AGE.SERVER }) | |
78 | } | |
79 | ||
80 | async function getVideoCaption (req: express.Request, res: express.Response) { | |
81 | const result = await VideosCaptionCache.Instance.getFilePath({ | |
82 | videoId: req.params.videoId, | |
83 | language: req.params.captionLanguage | |
84 | }) | |
85 | if (!result) return res.sendStatus(HttpStatusCode.NOT_FOUND_404) | |
86 | ||
87 | return res.sendFile(result.path, { maxAge: STATIC_MAX_AGE.SERVER }) | |
88 | } |