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1 | import * as express from 'express' | |
2 | import * as multer from 'multer' | |
3 | import { extname } from 'path' | |
4 | import { HttpStatusCode } from '../../shared/core-utils/miscs/http-error-codes' | |
5 | import { CONFIG } from '../initializers/config' | |
6 | import { REMOTE_SCHEME } from '../initializers/constants' | |
7 | import { isArray } from './custom-validators/misc' | |
8 | import { logger } from './logger' | |
9 | import { deleteFileAndCatch, generateRandomString } from './utils' | |
10 | import { getExtFromMimetype } from './video' | |
11 | ||
12 | function buildNSFWFilter (res?: express.Response, paramNSFW?: string) { | |
13 | if (paramNSFW === 'true') return true | |
14 | if (paramNSFW === 'false') return false | |
15 | if (paramNSFW === 'both') return undefined | |
16 | ||
17 | if (res?.locals.oauth) { | |
18 | const user = res.locals.oauth.token.User | |
19 | ||
20 | // User does not want NSFW videos | |
21 | if (user.nsfwPolicy === 'do_not_list') return false | |
22 | ||
23 | // Both | |
24 | return undefined | |
25 | } | |
26 | ||
27 | if (CONFIG.INSTANCE.DEFAULT_NSFW_POLICY === 'do_not_list') return false | |
28 | ||
29 | // Display all | |
30 | return null | |
31 | } | |
32 | ||
33 | function cleanUpReqFiles ( | |
34 | req: { files: { [fieldname: string]: Express.Multer.File[] } | Express.Multer.File[] } | |
35 | ) { | |
36 | const filesObject = req.files | |
37 | if (!filesObject) return | |
38 | ||
39 | if (isArray(filesObject)) { | |
40 | filesObject.forEach(f => deleteFileAndCatch(f.path)) | |
41 | return | |
42 | } | |
43 | ||
44 | for (const key of Object.keys(filesObject)) { | |
45 | const files = filesObject[key] | |
46 | ||
47 | files.forEach(f => deleteFileAndCatch(f.path)) | |
48 | } | |
49 | } | |
50 | ||
51 | function getHostWithPort (host: string) { | |
52 | const splitted = host.split(':') | |
53 | ||
54 | // The port was not specified | |
55 | if (splitted.length === 1) { | |
56 | if (REMOTE_SCHEME.HTTP === 'https') return host + ':443' | |
57 | ||
58 | return host + ':80' | |
59 | } | |
60 | ||
61 | return host | |
62 | } | |
63 | ||
64 | function badRequest (req: express.Request, res: express.Response) { | |
65 | return res.type('json') | |
66 | .status(HttpStatusCode.BAD_REQUEST_400) | |
67 | .end() | |
68 | } | |
69 | ||
70 | function createReqFiles ( | |
71 | fieldNames: string[], | |
72 | mimeTypes: { [id: string]: string | string[] }, | |
73 | destinations: { [fieldName: string]: string } | |
74 | ) { | |
75 | const storage = multer.diskStorage({ | |
76 | destination: (req, file, cb) => { | |
77 | cb(null, destinations[file.fieldname]) | |
78 | }, | |
79 | ||
80 | filename: async (req, file, cb) => { | |
81 | let extension: string | |
82 | const fileExtension = extname(file.originalname) | |
83 | const extensionFromMimetype = getExtFromMimetype(mimeTypes, file.mimetype) | |
84 | ||
85 | // Take the file extension if we don't understand the mime type | |
86 | if (!extensionFromMimetype) { | |
87 | extension = fileExtension | |
88 | } else { | |
89 | // Take the first available extension for this mimetype | |
90 | extension = extensionFromMimetype | |
91 | } | |
92 | ||
93 | let randomString = '' | |
94 | ||
95 | try { | |
96 | randomString = await generateRandomString(16) | |
97 | } catch (err) { | |
98 | logger.error('Cannot generate random string for file name.', { err }) | |
99 | randomString = 'fake-random-string' | |
100 | } | |
101 | ||
102 | cb(null, randomString + extension) | |
103 | } | |
104 | }) | |
105 | ||
106 | const fields: { name: string, maxCount: number }[] = [] | |
107 | for (const fieldName of fieldNames) { | |
108 | fields.push({ | |
109 | name: fieldName, | |
110 | maxCount: 1 | |
111 | }) | |
112 | } | |
113 | ||
114 | return multer({ storage }).fields(fields) | |
115 | } | |
116 | ||
117 | function isUserAbleToSearchRemoteURI (res: express.Response) { | |
118 | const user = res.locals.oauth ? res.locals.oauth.token.User : undefined | |
119 | ||
120 | return CONFIG.SEARCH.REMOTE_URI.ANONYMOUS === true || | |
121 | (CONFIG.SEARCH.REMOTE_URI.USERS === true && user !== undefined) | |
122 | } | |
123 | ||
124 | function getCountVideos (req: express.Request) { | |
125 | return req.query.skipCount !== true | |
126 | } | |
127 | ||
128 | // --------------------------------------------------------------------------- | |
129 | ||
130 | export { | |
131 | buildNSFWFilter, | |
132 | getHostWithPort, | |
133 | isUserAbleToSearchRemoteURI, | |
134 | badRequest, | |
135 | createReqFiles, | |
136 | cleanUpReqFiles, | |
137 | getCountVideos | |
138 | } |