37 lines
931 B
JavaScript
37 lines
931 B
JavaScript
(function (w) {
|
|
"use strict";
|
|
|
|
var a2b = w.atob;
|
|
|
|
function atob(str) {
|
|
// 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);
|
|
|
|
return Array.prototype.map.call(buf, function (ch) {
|
|
return String.fromCharCode(ch);
|
|
}).join('');
|
|
}
|
|
// ios web worker without base64js
|
|
else {
|
|
throw new Error("you're probably in an ios webworker. please include use beatgammit's base64-js");
|
|
}
|
|
}
|
|
|
|
w.atob = atob;
|
|
|
|
if (typeof module !== 'undefined') {
|
|
module.exports = atob;
|
|
}
|
|
}(window));
|