mirrors/it-tools
1
0
Fork 0
mirror of https://github.com/CorentinTh/it-tools.git synced 2025-05-08 07:11:03 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

fix(base64-file-converter): fix downloading of index.html content without data preambula

Browse source
This commit is contained in:
akharlov 2023-11-13 11:46:56 +05:00
parent ca43a25569
commit f7f6f5d77f
1 changed files with 10 additions and 9 deletions
Download patch file Download diff file Expand all files Collapse all files

19
src/composable/downloadBase64.ts
View file

@ -1,15 +1,13 @@
import { extension as getExtensionFromMime } from 'mime-types'; import { extension as getExtensionFromMime } from 'mime-types';
import type { Ref } from 'vue'; import type { Ref } from 'vue';
function getFileExtensionFromBase64({ function getFileExtensionFromMime({
base64String, hasMimeType,
defaultExtension = 'txt', defaultExtension = 'txt',
}: { }: {
base64String: string hasMimeType: string[] | null
defaultExtension?: string defaultExtension?: string
}) { }) {
const hasMimeType = base64String.match(/data:(.*?);base64/i);
if (hasMimeType) { if (hasMimeType) {
return getExtensionFromMime(hasMimeType[1]) || defaultExtension; return getExtensionFromMime(hasMimeType[1]) || defaultExtension;
} }
@ -20,13 +18,16 @@ function getFileExtensionFromBase64({
export function useDownloadFileFromBase64({ source, filename }: { source: Ref<string>; filename?: string }) { export function useDownloadFileFromBase64({ source, filename }: { source: Ref<string>; filename?: string }) {
return { return {
download() { download() {
const base64String = source.value; if (source.value === '') {
if (base64String === '') {
throw new Error('Base64 string is empty'); throw new Error('Base64 string is empty');
} }
const cleanFileName = filename ?? `file.${getFileExtensionFromBase64({ base64String })}`; const hasMimeType = source.value.match(/data:(.*?);base64/i);
const base64String = hasMimeType
? source.value
: `data:text/plain;base64,${source.value}`;
const cleanFileName = filename ?? `file.${getFileExtensionFromMime({ hasMimeType })}`;
const a = document.createElement('a'); const a = document.createElement('a');
a.href = base64String; a.href = base64String;