]>
Commit | Line | Data |
---|---|---|
ac81d1a0 | 1 | import 'multer' |
72c7248b | 2 | import * as validator from 'validator' |
fdbda9e3 | 3 | |
69818c93 | 4 | function exists (value: any) { |
e4c55619 C |
5 | return value !== undefined && value !== null |
6 | } | |
7 | ||
69818c93 | 8 | function isArray (value: any) { |
e4c55619 C |
9 | return Array.isArray(value) |
10 | } | |
11 | ||
72c7248b C |
12 | function isDateValid (value: string) { |
13 | return exists(value) && validator.isISO8601(value) | |
14 | } | |
15 | ||
16 | function isIdValid (value: string) { | |
17 | return exists(value) && validator.isInt('' + value) | |
18 | } | |
19 | ||
20 | function isUUIDValid (value: string) { | |
21 | return exists(value) && validator.isUUID('' + value, 4) | |
22 | } | |
23 | ||
24 | function isIdOrUUIDValid (value: string) { | |
25 | return isIdValid(value) || isUUIDValid(value) | |
26 | } | |
27 | ||
360329cc | 28 | function isBooleanValid (value: any) { |
47564bbe C |
29 | return typeof value === 'boolean' || (typeof value === 'string' && validator.isBoolean(value)) |
30 | } | |
31 | ||
360329cc C |
32 | function toIntOrNull (value: string) { |
33 | if (value === 'null') return null | |
34 | ||
35 | return validator.toInt(value) | |
36 | } | |
37 | ||
2efd32f6 | 38 | function toValueOrNull (value: string) { |
360329cc C |
39 | if (value === 'null') return null |
40 | ||
41 | return value | |
42 | } | |
43 | ||
ac81d1a0 C |
44 | function isFileValid ( |
45 | files: { [ fieldname: string ]: Express.Multer.File[] } | Express.Multer.File[], | |
46 | mimeTypeRegex: string, | |
47 | field: string, | |
0c237b19 | 48 | maxSize: number, |
ac81d1a0 C |
49 | optional = false |
50 | ) { | |
51 | // Should have files | |
52 | if (!files) return optional | |
53 | if (isArray(files)) return optional | |
54 | ||
55 | // Should have a file | |
56 | const fileArray = files[ field ] | |
57 | if (!fileArray || fileArray.length === 0) { | |
58 | return optional | |
59 | } | |
60 | ||
61 | // The file should exist | |
62 | const file = fileArray[ 0 ] | |
63 | if (!file || !file.originalname) return false | |
64 | ||
0c237b19 C |
65 | // Check size |
66 | if (maxSize && file.size > maxSize) return false | |
67 | ||
ac81d1a0 C |
68 | return new RegExp(`^${mimeTypeRegex}$`, 'i').test(file.mimetype) |
69 | } | |
70 | ||
e4c55619 C |
71 | // --------------------------------------------------------------------------- |
72 | ||
65fcc311 C |
73 | export { |
74 | exists, | |
72c7248b C |
75 | isArray, |
76 | isIdValid, | |
77 | isUUIDValid, | |
78 | isIdOrUUIDValid, | |
47564bbe | 79 | isDateValid, |
2efd32f6 | 80 | toValueOrNull, |
ac81d1a0 | 81 | isBooleanValid, |
360329cc | 82 | toIntOrNull, |
ac81d1a0 | 83 | isFileValid |
65fcc311 | 84 | } |