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