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0626e7af C |
1 | import * as express from 'express' |
2 | import * as multer from 'multer' | |
3 | import { CONFIG, REMOTE_SCHEME } from '../initializers' | |
4 | import { logger } from './logger' | |
5 | import { User } from '../../shared/models/users' | |
6 | import { generateRandomString } from './utils' | |
7 | ||
8 | function isNSFWHidden (res: express.Response) { | |
9 | if (res.locals.oauth) { | |
10 | const user: User = res.locals.oauth.token.User | |
11 | if (user) return user.nsfwPolicy === 'do_not_list' | |
12 | } | |
13 | ||
14 | return CONFIG.INSTANCE.DEFAULT_NSFW_POLICY === 'do_not_list' | |
15 | } | |
16 | ||
17 | function getHostWithPort (host: string) { | |
18 | const splitted = host.split(':') | |
19 | ||
20 | // The port was not specified | |
21 | if (splitted.length === 1) { | |
22 | if (REMOTE_SCHEME.HTTP === 'https') return host + ':443' | |
23 | ||
24 | return host + ':80' | |
25 | } | |
26 | ||
27 | return host | |
28 | } | |
29 | ||
30 | function badRequest (req: express.Request, res: express.Response, next: express.NextFunction) { | |
31 | return res.type('json').status(400).end() | |
32 | } | |
33 | ||
34 | function createReqFiles ( | |
35 | fieldNames: string[], | |
36 | mimeTypes: { [ id: string ]: string }, | |
37 | destinations: { [ fieldName: string ]: string } | |
38 | ) { | |
39 | const storage = multer.diskStorage({ | |
40 | destination: (req, file, cb) => { | |
41 | cb(null, destinations[ file.fieldname ]) | |
42 | }, | |
43 | ||
44 | filename: async (req, file, cb) => { | |
45 | const extension = mimeTypes[ file.mimetype ] | |
46 | let randomString = '' | |
47 | ||
48 | try { | |
49 | randomString = await generateRandomString(16) | |
50 | } catch (err) { | |
51 | logger.error('Cannot generate random string for file name.', { err }) | |
52 | randomString = 'fake-random-string' | |
53 | } | |
54 | ||
55 | cb(null, randomString + extension) | |
56 | } | |
57 | }) | |
58 | ||
59 | const fields = [] | |
60 | for (const fieldName of fieldNames) { | |
61 | fields.push({ | |
62 | name: fieldName, | |
63 | maxCount: 1 | |
64 | }) | |
65 | } | |
66 | ||
67 | return multer({ storage }).fields(fields) | |
68 | } | |
69 | ||
70 | // --------------------------------------------------------------------------- | |
71 | ||
72 | export { | |
73 | isNSFWHidden, | |
74 | getHostWithPort, | |
75 | badRequest, | |
76 | createReqFiles | |
77 | } |