This commit is contained in:
AJ ONeal 2018-03-27 22:26:00 -06:00
parent 599c6330b9
commit 2a8151a1d2
5 changed files with 52 additions and 40 deletions

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@ -1,6 +1,11 @@
atob
===
| **atob**
| [btoa](https://git.coolaj86.com/coolaj86/btoa.js)
| [unibabel.js](https://git.coolaj86.com/coolaj86/unibabel.js)
| Sponsored by [ppl](https://ppl.family)
Uses `Buffer` to emulate the exact functionality of the browser's atob.
Note: Unicode may be handled incorrectly (like the browser).
@ -12,32 +17,33 @@ It turns base64-encoded <strong>a</strong>scii data back **to** <strong>b</stron
"use strict";
var atob = require('atob');
var b64 = "SGVsbG8gV29ybGQ=";
var b64 = "SGVsbG8sIFdvcmxkIQ==";
var bin = atob(b64);
console.log(bin); // "Hello World"
console.log(bin); // "Hello, World!"
}());
```
### Need Unicode and Binary Support in the Browser?
Check out [unibabel.js](https://github.com/coolaj86/unibabel-js)
Check out [unibabel.js](https://git.coolaj86.com/coolaj86/unibabel.js)
Changelog
=======
* v2.1.0 address a few issues and PRs, update URLs
* v2.0.0 provide browser version for ios web workers
* v1.2.0 provide (empty) browser version
* v1.1.3 add MIT license (see [#4](https://github.com/node-browser-compat/atob/issues/4))
* v1.1.3 add MIT license
* v1.1.2 node only
LICENSE
=======
Code copyright 2012-2015 AJ ONeal
Code copyright 2012-2018 AJ ONeal
Dual-licensed MIT and Apache-2.0
Docs copyright 2012-2015 AJ ONeal
Docs copyright 2012-2018 AJ ONeal
Docs released under [Creative Commons](https://github.com/node-browser-compat/atob/blob/master/LICENSE.DOCS).
Docs released under [Creative Commons](https://git.coolaj86.com/coolaj86/atob.js/blob/master/LICENSE.DOCS).

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@ -1,36 +1,44 @@
(function (w) {
"use strict";
var a2b = w.atob;
function atob(str) {
function findBest(atobNative) {
// normal window
if ('function' === typeof a2b) {
return a2b(str);
}
// browserify (web worker)
else if ('function' === typeof Buffer) {
return new Buffer(str, 'base64').toString('binary');
}
// ios web worker with base64js
else if ('object' === typeof w.base64js) {
// bufferToBinaryString
// https://github.com/coolaj86/unibabel-js/blob/master/index.js#L50
var buf = w.base64js.b64ToByteArray(str);
if ('function' === typeof atobNative) { return atobNative; }
return Array.prototype.map.call(buf, function (ch) {
return String.fromCharCode(ch);
}).join('');
// browserify (web worker)
if ('function' === typeof Buffer) {
return function atobBrowserify(a) {
//!! Deliberately using an API that's deprecated in node.js because
//!! this file is for browsers and we expect them to cope with it.
//!! Discussion: github.com/node-browser-compat/atob/pull/9
return new Buffer(a, 'base64').toString('binary');
};
}
// ios web worker without base64js
else {
throw new Error("you're probably in an ios webworker. please include use beatgammit's base64-js");
// ios web worker with base64js
if ('object' === typeof w.base64js) {
// bufferToBinaryString
// https://git.coolaj86.com/coolaj86/unibabel.js/blob/master/index.js#L50
return function atobWebWorker_iOS(a) {
var buf = w.base64js.b64ToByteArray(a);
return Array.prototype.map.call(buf, function (ch) {
return String.fromCharCode(ch);
}).join('');
};
}
return function () {
// ios web worker without base64js
throw new Error("You're probably in an old browser or an iOS webworker." +
" It might help to include beatgammit's base64-js.");
};
}
w.atob = atob;
var atobBest = findBest(w.atob);
w.atob = atobBest;
if (typeof module !== 'undefined') {
module.exports = atob;
if ((typeof module === 'object') && module && module.exports) {
module.exports = atobBest;
}
}(window));

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@ -1,7 +1,7 @@
"use strict";
function atob(str) {
return new Buffer(str, 'base64').toString('binary');
return Buffer.from(str, 'base64').toString('binary');
}
module.exports = atob.atob = atob;

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@ -1,10 +1,10 @@
{
"name": "atob",
"homepage": "https://github.com/coolaj86/node-browser-compat",
"homepage": "https://git.coolaj86.com/coolaj86/atob.js.git",
"description": "atob for Node.JS and Linux / Mac / Windows CLI (it's a one-liner)",
"repository": {
"type": "git",
"url": "git://github.com/coolaj86/node-browser-compat/atob.git"
"url": "git://git.coolaj86.com/coolaj86/atob.js.git"
},
"keywords": [
"atob",
@ -20,5 +20,5 @@
"atob": "bin/atob.js"
},
"license": "(MIT OR Apache-2.0)",
"version": "2.0.3"
"version": "2.1.0"
}

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@ -1,15 +1,13 @@
/*jshint strict:true node:true es5:true onevar:true laxcomma:true laxbreak:true eqeqeq:true immed:true latedef:true*/
(function () {
"use strict";
var atob = require('.')
, encoded = "SGVsbG8gV29ybGQ="
, unencoded = "Hello World"
var atob = require('.');
var encoded = "SGVsbG8sIFdvcmxkIQ=="
var unencoded = "Hello, World!";
/*
, encoded = "SGVsbG8sIBZM"
, unencoded = "Hello, 世界"
*/
;
if (unencoded !== atob(encoded)) {
console.log('[FAIL]', unencoded, atob(encoded));