import { UploadFilesForCheck } from 'express'
import { sep } from 'path'
import validator from 'validator'
-import { isShortUUID, shortToUUID } from '@shared/core-utils/uuid'
+import { isShortUUID, shortToUUID } from '@shared/extra-utils'
function exists (value: any) {
return value !== undefined && value !== null
// ---------------------------------------------------------------------------
-function isFileFieldValid (
- files: { [ fieldname: string ]: Express.Multer.File[] } | Express.Multer.File[],
- field: string,
- optional = false
-) {
- // Should have files
- if (!files) return optional
- if (isArray(files)) return optional
-
- // Should have a file
- const fileArray = files[field]
- if (!fileArray || fileArray.length === 0) {
- return optional
- }
+function isFileValid (options: {
+ files: UploadFilesForCheck
- // The file should exist
- const file = fileArray[0]
- if (!file || !file.originalname) return false
- return file
-}
+ maxSize: number | null
+ mimeTypeRegex: string | null
-function isFileMimeTypeValid (
- files: UploadFilesForCheck,
- mimeTypeRegex: string,
- field: string,
- optional = false
-) {
- // Should have files
- if (!files) return optional
- if (isArray(files)) return optional
+ field?: string
- // Should have a file
- const fileArray = files[field]
- if (!fileArray || fileArray.length === 0) {
- return optional
- }
+ optional?: boolean // Default false
+}) {
+ const { files, mimeTypeRegex, field, maxSize, optional = false } = options
- // The file should exist
- const file = fileArray[0]
- if (!file || !file.originalname) return false
-
- return new RegExp(`^${mimeTypeRegex}$`, 'i').test(file.mimetype)
-}
-
-function isFileValid (
- files: { [ fieldname: string ]: Express.Multer.File[] } | Express.Multer.File[],
- mimeTypeRegex: string,
- field: string,
- maxSize: number | null,
- optional = false
-) {
// Should have files
if (!files) return optional
- if (isArray(files)) return optional
- // Should have a file
- const fileArray = files[field]
- if (!fileArray || fileArray.length === 0) {
+ const fileArray = isArray(files)
+ ? files
+ : files[field]
+
+ if (!fileArray || !isArray(fileArray) || fileArray.length === 0) {
return optional
}
- // The file should exist
+ // The file exists
const file = fileArray[0]
- if (!file || !file.originalname) return false
+ if (!file?.originalname) return false
// Check size
if ((maxSize !== null) && file.size > maxSize) return false
- return new RegExp(`^${mimeTypeRegex}$`, 'i').test(file.mimetype)
+ if (mimeTypeRegex === null) return true
+
+ return checkMimetypeRegex(file.mimetype, mimeTypeRegex)
+}
+
+function checkMimetypeRegex (fileMimeType: string, mimeTypeRegex: string) {
+ return new RegExp(`^${mimeTypeRegex}$`, 'i').test(fileMimeType)
}
// ---------------------------------------------------------------------------
return value
}
-function toArray (value: any) {
- if (value && isArray(value) === false) return [ value ]
-
- return value
-}
-
function toIntArray (value: any) {
if (!value) return []
if (isArray(value) === false) return [ validator.toInt(value) ]
isBooleanValid,
toIntOrNull,
areUUIDsValid,
- toArray,
toIntArray,
- isFileFieldValid,
- isFileMimeTypeValid,
- isFileValid
+ isFileValid,
+ checkMimetypeRegex
}