Lancaster-University/DEMOS2
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Updated various parts of the application to improve usability. Started laying some of the ground work for a bulletin board. Added informative emails that keep voters, trustees and organisers updated with the state of an event.

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vince0656 2018-09-03 15:39:42 +01:00
parent 59d3b26e95
commit 25a7f72160
7 changed files with 138 additions and 57 deletions
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76
static/js/decrypt_event.js
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@ -1,3 +1,8 @@
// -------------- Global vars --------------------
var filesHandleSK = document.getElementById('files_sk_upload');
var CSRF = $( "input[name='csrfmiddlewaretoken']" ).val();
// -------------- Helper fns --------------------
//SK checking algorithm - If PK and SK matches, it returns True; otherwise, it returns false.
// Written by Bingsheng Zhang
function skCheck(ctx, params, SK, PK) {
@ -5,6 +10,29 @@ function skCheck(ctx, params, SK, PK) {
return D.equals(PK)
}
function csrfSafeMethod(method) {
// these HTTP methods do not require CSRF protection
return (/^(GET|HEAD|OPTIONS|TRACE)$/.test(method));
}
function showDialog(titleTxt, bodyTxt) {
var modalDialog = $('#modalDialog');
var title = modalDialog.find('.modal-title');
var body = modalDialog.find('.modal-body');
title.text(titleTxt);
var bodyText = bodyTxt;
var p = document.createElement("p");
p.innerHTML = bodyText;
body.empty();
body.append( p );
modalDialog.modal('show');
}
// -----------------------------------------------
function validateSKFromString(SKStr) {
// Re-create the SK from the string byte definition
let ctx = new CTX("BN254CX");
@ -38,20 +66,44 @@ function validateSKFromString(SKStr) {
return skCheck(ctx, params, sk, pk);
}
function showDialog(titleTxt, bodyTxt) {
var modalDialog = $('#modalDialog');
var title = modalDialog.find('.modal-title');
var body = modalDialog.find('.modal-body');
function decryptSubmitCiphers() {
var skString = $('#secret-key').val();
title.text(titleTxt);
var bodyText = bodyTxt;
if (!skString) {
showDialog('Error', 'You haven\'t supplied your secret key. Please go back and upload this from file.');
}
else {
// Rebuild the trustee's secret key
var ctx = new CTX("BN254CX");
var skBytes = skString.split(",");
var sk = new ctx.BIG.fromBytes(skBytes);
var p = document.createElement("p");
p.innerHTML = bodyText;
body.empty();
body.append( p );
var inputs = $("form input[type=text]");
modalDialog.modal('show');
inputs.each(function() { //for each ciphertext to decrypt
let input = $(this);
console.log(input.attr('name'));
var ciphertext = {
C1: null,
C2: null
};
var temp = JSON.parse(input.val());
var c1Bytes = getBytes(temp.C1.split(','));
ciphertext.C1 = new ctx.ECP.fromBytes(c1Bytes);
var c2Bytes = getBytes(temp.C2.split(','));
ciphertext.C2 = new ctx.ECP.fromBytes(c2Bytes);
// Perform partial decryption where the method returns an object containing an ECP()
var partial = partDec(sk, ciphertext);
var bytes = [];
partial.D.toBytes(bytes);
input.val(bytes.toString());
});
}
}
function processFileSKChange(event) {
@ -85,8 +137,6 @@ function processFileSKChange(event) {
}
}
var filesHandleSK = document.getElementById('files_sk_upload');
if(filesHandleSK) {
filesHandleSK.addEventListener('change', processFileSKChange, false);
}