keyoxide-web/static-src/ui.js

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/*
Copyright (C) 2021 Yarmo Mackenbach
This program is free software: you can redistribute it and/or modify it under
the terms of the GNU Affero General Public License as published by the Free
Software Foundation, either version 3 of the License, or (at your option)
any later version.
This program is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
details.
You should have received a copy of the GNU Affero General Public License along
with this program. If not, see <https://www.gnu.org/licenses/>.
Also add information on how to contact you by electronic and paper mail.
If your software can interact with users remotely through a computer network,
you should also make sure that it provides a way for users to get its source.
For example, if your program is a web application, its interface could display
a "Source" link that leads users to an archive of the code. There are many
ways you could offer source, and different solutions will be better for different
programs; see section 13 for the specific requirements.
You should also get your employer (if you work as a programmer) or school,
if any, to sign a "copyright disclaimer" for the program, if necessary. For
more information on this, and how to apply and follow the GNU AGPL, see <https://www.gnu.org/licenses/>.
*/
import dialogPolyfill from 'dialog-polyfill'
import QRCode from 'qrcode'
import * as openpgp from 'openpgp'
import * as utils from './utils'
// Prepare element selectors
const elFormSignatureProfile = document.body.querySelector("#formGenerateSignatureProfile")
const elFormEncrypt = document.body.querySelector("#dialog--encryptMessage form")
const elFormVerify = document.body.querySelector("#dialog--verifySignature form")
const elFormSearch = document.body.querySelector("#search")
const elProfileUid = document.body.querySelector("#profileUid")
const elProfileMode = document.body.querySelector("#profileMode")
const elProfileServer = document.body.querySelector("#profileServer")
const elModeSelect = document.body.querySelector("#modeSelect")
const elUtilWKD = document.body.querySelector("#form-util-wkd")
const elUtilQRFP = document.body.querySelector("#form-util-qrfp")
const elUtilQR = document.body.querySelector("#form-util-qr")
const elUtilProfileURL = document.body.querySelector("#form-util-profile-url")
// Initialize UI elements and event listeners
export function init() {
// Register modals
document.querySelectorAll('dialog').forEach(function(d) {
dialogPolyfill.registerDialog(d);
d.addEventListener('click', function(ev) {
if (ev && ev.target != d) {
return;
}
d.close();
});
});
// Run context-dependent scripts
if (elFormEncrypt) {
runEncryptionForm()
}
if (elFormVerify) {
runVerificationForm()
}
if (elFormSearch) {
runSearchForm()
}
if (elModeSelect) {
runModeSelector()
}
if (elProfileUid) {
runProfileGenerator()
}
if (elUtilWKD) {
runWKDUtility()
}
if (elUtilQRFP) {
runQRFPUtility()
}
if (elUtilQR) {
runQRUtility
}
if (elUtilProfileURL) {
runProfileURLUtility
}
}
const runEncryptionForm = () => {
elFormEncrypt.onsubmit = async function (evt) {
evt.preventDefault();
try {
// Fetch a key if needed
await utils.fetchProfileKey();
// Encrypt the message
let config = openpgp.config;
config.show_comment = false;
config.show_version = false;
let encrypted = await openpgp.encrypt({
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message: await openpgp.createMessage({
text: elFormEncrypt.querySelector('.input').value
}),
encryptionKeys: window.kx.key.object,
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config: config
});
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elFormEncrypt.querySelector('.output').value = encrypted;
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} catch (e) {
console.error(e);
elFormEncrypt.querySelector('.output').value = `Could not encrypt message!\n==========================\n${e.message ? e.message : e}`;
}
}
}
const runVerificationForm = () => {
elFormVerify.onsubmit = async function (evt) {
evt.preventDefault();
try {
// Fetch a key if needed
await utils.fetchProfileKey();
// Try two different methods of signature reading
let signature = null, verified = null, readError = null;
try {
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signature = await openpgp.createMessage({
armoredMessage: elFormVerify.querySelector('.input').value
});
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} catch(e) {
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try {
signature = await openpgp.createCleartextMessage({
armoredMessage: elFormVerify.querySelector('.input').value
});
} catch(e) {
readError = e;
}
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}
if (signature == null) { throw(readError) };
// Verify the signature
verified = await openpgp.verify({
message: signature,
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verificationKeys: window.kx.key.object
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});
if (verified.signatures[0].valid) {
elFormVerify.querySelector('.output').value = `The message was signed by the profile's key.`;
} else {
elFormVerify.querySelector('.output').value = `The message was NOT signed by the profile's key.`;
}
} catch (e) {
console.error(e);
elFormVerify.querySelector('.output').value = `Could not verify signature!\n===========================\n${e.message ? e.message : e}`;
}
}
}
const runSearchForm = () => {
elFormSearch.onsubmit = function (evt) {
evt.preventDefault();
const protocol = elFormSearch.querySelector("input[type='radio']:checked").value;
const identifier = elFormSearch.querySelector("input[type='search']").value;
if (protocol == 'sig') {
window.location.href = `/${protocol}`;
} else {
window.location.href = `/${protocol}/${encodeURIComponent(identifier)}`;
}
}
elFormSearch.querySelectorAll("input[type='radio']").forEach(function (el) {
el.oninput = function (evt) {
evt.preventDefault();
if (evt.target.getAttribute('id') === 'protocol-sig') {
elFormSearch.querySelector("input[type='search']").setAttribute('disabled', true);
} else {
elFormSearch.querySelector("input[type='search']").removeAttribute('disabled');
}
}
});
elFormSearch.querySelector("input[type='radio']:checked").dispatchEvent(new Event('input'));
}
const runModeSelector = () => {
elModeSelect.onchange = function (evt) {
let elAllModes = document.body.querySelectorAll('.modes');
elAllModes.forEach(function(el) {
el.classList.remove('modes--visible');
});
document.body.querySelector(`.modes--${elModeSelect.value}`).classList.add('modes--visible');
}
elModeSelect.dispatchEvent(new Event("change"));
}
const runProfileGenerator = () => {
let opts, profileUid = elProfileUid.innerHTML;
switch (elProfileMode.innerHTML) {
default:
case "sig":
elFormSignatureProfile.onsubmit = function (evt) {
evt.preventDefault();
opts = {
input: document.body.querySelector("#plaintext_input").value,
mode: elProfileMode.innerHTML
}
displayProfile(opts)
}
break;
case "auto":
if (/.*@.*/.test(profileUid)) {
// Match email for wkd
opts = {
input: profileUid,
mode: "wkd"
}
} else {
// Match fingerprint for hkp
opts = {
input: profileUid,
mode: "hkp"
}
}
break;
case "hkp":
opts = {
input: profileUid,
server: elProfileServer.innerHTML,
mode: elProfileMode.innerHTML
}
break;
case "wkd":
opts = {
input: profileUid,
mode: elProfileMode.innerHTML
}
break;
case "keybase":
let match = profileUid.match(/(.*)\/(.*)/);
opts = {
username: match[1],
fingerprint: match[2],
mode: elProfileMode.innerHTML
}
break;
}
if (elProfileMode.innerHTML !== 'sig') {
keyoxide.displayProfile(opts);
}
}
const runWKDUtility = () => {
elUtilWKD.onsubmit = function (evt) {
evt.preventDefault();
}
const elInput = document.body.querySelector("#input");
const elOutput = document.body.querySelector("#output");
const elOutputDirect = document.body.querySelector("#output_url_direct");
const elOutputAdvanced = document.body.querySelector("#output_url_advanced");
let match;
elInput.addEventListener("input", async function(evt) {
if (evt.target.value) {
if (/(.*)@(.{1,}\..{1,})/.test(evt.target.value)) {
match = evt.target.value.match(/(.*)@(.*)/);
elOutput.innerText = await utils.computeWKDLocalPart(match[1]);
elOutputDirect.innerText = `https://${match[2]}/.well-known/openpgpkey/hu/${elOutput.innerText}?l=${match[1]}`;
elOutputAdvanced.innerText = `https://openpgpkey.${match[2]}/.well-known/openpgpkey/${match[2]}/hu/${elOutput.innerText}?l=${match[1]}`;
} else {
elOutput.innerText = await utils.computeWKDLocalPart(evt.target.value);
elOutputDirect.innerText = "Waiting for input";
elOutputAdvanced.innerText = "Waiting for input";
}
} else {
elOutput.innerText = "Waiting for input";
elOutputDirect.innerText = "Waiting for input";
elOutputAdvanced.innerText = "Waiting for input";
}
});
elInput.dispatchEvent(new Event("input"));
}
const runQRFPUtility = () => {
elUtilQRFP.onsubmit = function (evt) {
evt.preventDefault();
}
const qrTarget = document.getElementById('qrcode');
const qrContext = qrTarget.getContext('2d');
const qrOpts = {
errorCorrectionLevel: 'H',
margin: 1,
width: 256,
height: 256
};
const elInput = document.body.querySelector("#input");
elInput.addEventListener("input", async function(evt) {
if (evt.target.value) {
QRCode.toCanvas(qrTarget, evt.target.value, qrOpts, function (error) {
if (error) {
qrContext.clearRect(0, 0, qrTarget.width, qrTarget.height);
console.error(error);
}
});
} else {
qrContext.clearRect(0, 0, qrTarget.width, qrTarget.height);
}
});
elInput.dispatchEvent(new Event("input"));
}
const runQRUtility = () => {
elUtilQR.onsubmit = function (evt) {
evt.preventDefault();
}
const qrTarget = document.getElementById('qrcode');
const qrContext = qrTarget.getContext('2d');
const qrOpts = {
errorCorrectionLevel: 'L',
margin: 1,
width: 256,
height: 256
};
const elInput = document.body.querySelector("#input");
if (elInput.innerText) {
elInput.innerText = decodeURIComponent(elInput.innerText);
QRCode.toCanvas(qrTarget, elInput.innerText, qrOpts, function (error) {
if (error) {
document.body.querySelector("#qrcode--altLink").href = "#";
qrContext.clearRect(0, 0, qrTarget.width, qrTarget.height);
console.error(error);
} else {
document.body.querySelector("#qrcode--altLink").href = elInput.innerText;
}
});
} else {
qrContext.clearRect(0, 0, qrTarget.width, qrTarget.height);
}
}
const runProfileURLUtility = () => {
elUtilProfileURL.onsubmit = function (evt) {
evt.preventDefault();
}
const elInput = document.body.querySelector("#input"),
elSource = document.body.querySelector("#source"),
elOutput = document.body.querySelector("#output");
let data = {
input: elInput.value,
source: elSource.value
};
elInput.addEventListener("input", async function(evt) {
data = {
input: elInput.value,
source: elSource.value
};
elOutput.innerText = await utils.generateProfileURL(data);
});
elSource.addEventListener("input", async function(evt) {
data = {
input: elInput.value,
source: elSource.value
};
elOutput.innerText = await utils.generateProfileURL(data);
});
elInput.dispatchEvent(new Event("input"));
}