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added: pgp encryption

This commit is contained in:
quenousimporte 2023-07-13 13:18:47 +02:00
parent 0fc50c22cf
commit d710a1f533
2 changed files with 45 additions and 7 deletions
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2
index.html
View File

@ -18,7 +18,7 @@
<body onload="init()" onkeydown="mainkeydownhandler()" onresize="resize()" onstorage="loadstorage()">
<script src="libs/showdown.min.js"></script>
<script src="libs/vis-network.min.js"></script>
<script src="libs/openpgp.min.js"></script>
<script src="main.js"></script>
<div id="networkpage" hidden>

50
main.js
View File

@ -15,7 +15,8 @@ var defaultsettings =
enablenetwork: false,
titlebydefault: false,
hideheaderbydefault: true,
linksinnewtab: true
linksinnewtab: true,
pgp: false
};
//builtin
@ -1142,6 +1143,18 @@ function loadsettings()
{
toggletitle();
}
if (settings.pgp)
{
if (!localStorage.getItem("publickey"))
{
localStorage.setItem("publickey", prompt("Public key"));
}
if (!localStorage.getItem("privatekey"))
{
localStorage.setItem("privatekey", prompt("Private key"));
}
}
}
function checksaved()
@ -1200,6 +1213,7 @@ function addfakehistory()
{
history.pushState({}, '', '.');
}
function init()
{
loadsettings();
@ -1397,7 +1411,7 @@ function checkevents()
.catch(remotecallfailed);
}
function queryremote(params)
async function queryremote(params)
{
return new Promise( (apply, failed) => {
@ -1424,7 +1438,7 @@ function queryremote(params)
failed("XMLHttpRequest error");
}
xhr.onload = function()
xhr.onload = async function()
{
if (xhr.status !== 200)
{
@ -1435,7 +1449,21 @@ function queryremote(params)
var data = {};
try
{
data = JSON.parse(xhr.responseText);
var response = xhr.responseText;
if (settings.pgp && response.startsWith("-----BEGIN PGP MESSAGE-----"))
{
console.log("decrypting...")
var privateKey = await openpgp.readKey({ armoredKey: localStorage.getItem("privatekey") });
var decrypted = await openpgp.decrypt({
message: await openpgp.readMessage({ armoredMessage: response }),
decryptionKeys: privateKey });
const chunks = [];
for await (const chunk of decrypted.data) {
chunks.push(chunk);
}
response = chunks.join('');
}
data = JSON.parse(response);
if (data.error)
{
@ -1825,7 +1853,7 @@ function postpone()
});
}
function save()
async function save()
{
clearTimeout(workerid);
@ -1872,10 +1900,20 @@ function save()
if (isremote())
{
var datatosend = JSON.stringify(localdata);
if (settings.pgp)
{
console.log("encrypting...");
var publicKey = await openpgp.readKey({ armoredKey: localStorage.getItem("publickey") });
datatosend = await openpgp.encrypt({
message: await openpgp.createMessage({ text: datatosend }),
encryptionKeys: publicKey });
}
console.log("sending data to php server...");
pending = true;
queryremote({action: "push", data: JSON.stringify(localdata)})
queryremote({action: "push", data: datatosend})
.then(() =>
{
console.log("...data saved on server");