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Add some sources to the unsign method

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This commit is contained in:
Ray Schamp 2016-03-23 10:02:20 -04:00
parent 21dffa73f0
commit 339c23a64e
1 changed files with 5 additions and 1 deletions
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6
src/lib/jar.js
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@ -12,7 +12,9 @@ var pako = require('pako');
*/
var Jar = {
unsign: function (value, callback) {
// Return the usable content portion of a signed, compressed cookie
// Return the usable content portion of a signed, compressed cookie generated by
// Django's signing module
// https://github.com/django/django/blob/stable/1.8.x/django/core/signing.py
if (!value) return callback('No value to unsign');
try {
var b64Data = value.split(':')[0];
@ -23,6 +25,8 @@ var Jar = {
}
// Django makes its base64 strings url safe by replacing + and / with - and _ respectively
// using base64.urlsafe_b64encode
// https://docs.python.org/2/library/base64.html#base64.b64encode
b64Data = b64Data.replace(/[-_]/g, function (c) {return {'-':'+', '_':'/'}[c]; });
var strData = atob(b64Data);