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const { app, Tray, Menu, Notification, globalShortcut } = require('electron');
global.enabled = true;
global.mode = "dual";
process.env.PATH = "/usr/local/bin:" + process.env.PATH;
let lastEncrypted;
let lastClipboard;
let selectedRecipients = [];
function getKeys() {
let keys = {};
let recipients = {};
let current;
let id;
let previous;
for (let line of require('child_process').execSync("gpg --list-keys").toString().split("\n")) {
if (line.startsWith("sub ")) {
if (current && id) {
keys[id] = current;
if (current.length > 0) {
recipients[current[0]["email"]] = current[0]["display"];
}
id = null;
current = null;
}
}
if (line.startsWith("pub ")) {
current = [];
}
if (line.startsWith("uid ") && line.includes("<") && line.includes(">") && current) {
current.push({
trust: line.split("[")[1].split("]")[0].trim(),
name: line.split("]")[1].split("<")[0].trim(),
email: line.split("<")[1].split(">")[0].trim(),
display: line.split("]")[1].split("<")[0].trim() + " <" + line.split("<")[1].split(">")[0].trim() + "> (" + line.split("[")[1].split("]")[0].trim() + ")"
});
}
if (previous && previous.startsWith("pub ") && line.startsWith(" ")) {
id = line.substring(6);
}
previous = line;
}
return {
keys, recipients
};
}
function state(item) {
global.enabled = item.checked;
updateMenu();
}
function encryptClipboard() {
if (selectedRecipients.length > 0) {
try {
let clipboard = require('child_process').execSync("pbpaste").toString().trim();
if (clipboard.trim() === "") return;
require('child_process').execSync(`printf "` + clipboard.trim().replaceAll('"', '\\"') + '" | gpg ' + selectedRecipients.map(i => '-r ' + i).join(" ") + " -aes | pbcopy");
lastEncrypted = require('child_process').execSync("pbpaste").toString().trim();
let notification = new Notification({
title: "Text successfully encrypted",
body: "A message for " + selectedRecipients.length + " recipient" + (selectedRecipients.length > 1 ? "s" : "") + " has been encrypted and copied.",
sound: "Frog.aiff",
actions: []
});
notification.show();
} catch (e) {
let notification = new Notification({
title: "Failed to encrypt GPG message",
body: "The text found in the clipboard could not be encrypted.",
sound: "Sosumi.aiff",
actions: []
});
notification.show();
console.error(e);
}
} else {
let notification = new Notification({
title: "Cannot encrypt GPG message",
body: "You have not selected any recipients, therefore encryption is not possible.",
sound: "Sosumi.aiff",
actions: []
});
notification.show();
}
}
function changeMode() {
global.mode = global.contextMenu.getMenuItemById("mode").submenu.items.filter(i => i.checked)[0].id;
updateMenu();
}
function updateRecipients() {
let keys = getKeys()['recipients'];
return Menu.buildFromTemplate(Object.keys(keys).map(email => {
let display = keys[email];
return {
id: email,
label: display,
type: "checkbox",
click: changeRecipients,
checked: selectedRecipients.includes(email)
}
}));
}
function changeRecipients() {
selectedRecipients = contextMenu.getMenuItemById("recipients").submenu.items.filter(i => i.checked).map(i => i.id);
}
const createTray = () => {
global.tray = new Tray(__dirname + '/tray/16x16Template@2x.png');
try {
updateMenu();
setInterval(() => {
updateMenu();
}, 60000);
setInterval(() => {
detectClipboard();
}, 500);
} catch (e) {
console.error(e);
}
}
function detectClipboard() {
try {
if (mode === "encrypt" || !enabled) return;
let clipboard = require('child_process').execSync("pbpaste").toString().trim();
if (lastClipboard === clipboard || lastEncrypted === clipboard) return;
if (clipboard.startsWith("-----BEGIN PGP MESSAGE-----") && clipboard.endsWith("-----END PGP MESSAGE-----")) {
try {
let ret = require('child_process').execSync('pbpaste | gpg --decrypt').toString().trim();
let ret2 = require('child_process').execSync('pbpaste | gpg --decrypt 2>&1').toString().trim().split("\n");
require('child_process').execSync(`printf "` + ret.trim().replaceAll('"', '\\"') + '" | pbcopy');
let signature = ret2.filter(i => i.startsWith("gpg: Good signature from \"")).length > 0 ? ret2.filter(i => i.startsWith("gpg: Good signature from \""))[0].split('"')[1] : null;
let notification;
if (signature) {
notification = new Notification({
title: "GPG encrypted message found",
body: "A GPG message from " + signature + " has been decrypted and copied to your clipboard.",
hasReply: true,
sound: "Frog.aiff",
replyPlaceholder: "Reply and copy"
});
} else {
notification = new Notification({
title: "GPG encrypted message found",
body: "An anonymous GPG message has been decrypted and copied to your clipboard.",
hasReply: true,
sound: "Frog.aiff",
replyPlaceholder: "Reply and copy"
});
}
notification.on('reply', (event, reply) => {
require('child_process').execSync(`printf "` + reply.trim().replaceAll('"', '\\"') + '" | pbcopy');
encryptClipboard();
})
notification.show();
} catch (e) {
let notification = new Notification({
title: "Failed to decrypt GPG message",
body: "The GPG message found in the clipboard could not be decrypted.",
sound: "Sosumi.aiff",
actions: []
});
notification.show();
console.error(e);
}
}
lastClipboard = clipboard;
lastEncrypted = null;
} catch (e) {
console.error(e);
}
}
function updateMenu() {
try {
global.contextMenu = Menu.buildFromTemplate([
{ label: 'Enable', type: 'checkbox', click: state, checked: enabled },
{ id: 'encrypt', label: 'Encrypt clipboard', accelerator: "CmdOrCtrl+Alt+E", enabled: global.enabled && global.mode !== "decrypt", click: encryptClipboard },
{ type: 'separator' },
{ id: "mode", label: 'Mode', type: 'submenu', submenu: Menu.buildFromTemplate([
{ id: "dual", label: 'Encrypt and decrypt', type: 'radio', checked: true, click: changeMode },
{ id: "decrypt", label: 'Decrypt only', type: 'radio', click: changeMode },
{ id: "encrypt", label: 'Encrypt only', type: 'radio', click: changeMode }
]) },
{ id: "recipients", label: 'Recipients', type: 'submenu', submenu: updateRecipients() },
{ type: 'separator' },
{ label: 'Quit', accelerator: "CmdOrCtrl+Q", role: "quit" }
]);
tray.setToolTip("AutoGPG");
tray.setContextMenu(contextMenu);
} catch (e) {
console.error(e);
}
}
app.whenReady().then(() => {
if (process.platform === "darwin") app.dock.hide();
createTray();
globalShortcut.register('Alt+CommandOrControl+E', () => {
encryptClipboard();
});
});
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