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/*
* Vencord, a modification for Discord's desktop app
* Copyright (c) 2022 Vendicated and contributors
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
import "./updater";
import "./ipcPlugins";
import { debounce } from "@utils/debounce";
import { IpcEvents } from "@utils/IpcEvents";
import { Queue } from "@utils/Queue";
import { BrowserWindow, ipcMain, shell } from "electron";
import { mkdirSync, readFileSync, watch } from "fs";
import { open, readdir, readFile, writeFile } from "fs/promises";
import { join, normalize } from "path";
import monacoHtml from "~fileContent/../components/monacoWin.html;base64";
import { getThemeInfo, stripBOM, UserThemeHeader } from "./themes";
import { ALLOWED_PROTOCOLS, QUICKCSS_PATH, SETTINGS_DIR, SETTINGS_FILE, THEMES_DIR } from "./utils/constants";
import { makeLinksOpenExternally } from "./utils/externalLinks";
mkdirSync(SETTINGS_DIR, { recursive: true });
mkdirSync(THEMES_DIR, { recursive: true });
export function ensureSafePath(basePath: string, path: string) {
const normalizedBasePath = normalize(basePath);
const newPath = join(basePath, path);
const normalizedPath = normalize(newPath);
return normalizedPath.startsWith(normalizedBasePath) ? normalizedPath : null;
}
function readCss() {
return readFile(QUICKCSS_PATH, "utf-8").catch(() => "");
}
async function listThemes(): Promise<UserThemeHeader[]> {
const files = await readdir(THEMES_DIR).catch(() => []);
const themeInfo: UserThemeHeader[] = [];
for (const fileName of files) {
const data = await getThemeData(fileName).then(stripBOM).catch(() => null);
if (!data) continue;
const parsed = getThemeInfo(data, fileName);
themeInfo.push(parsed);
}
return themeInfo;
}
function getThemeData(fileName: string) {
fileName = fileName.replace(/\?v=\d+$/, "");
const safePath = ensureSafePath(THEMES_DIR, fileName);
if (!safePath) return Promise.reject(`Unsafe path ${fileName}`);
return readFile(safePath, "utf-8");
}
export function readSettings() {
try {
return readFileSync(SETTINGS_FILE, "utf-8");
} catch {
return "{}";
}
}
export function getSettings(): typeof import("@api/Settings").Settings {
try {
return JSON.parse(readSettings());
} catch {
return {} as any;
}
}
ipcMain.handle(IpcEvents.OPEN_QUICKCSS, () => shell.openPath(QUICKCSS_PATH));
ipcMain.handle(IpcEvents.OPEN_EXTERNAL, (_, url) => {
try {
var { protocol } = new URL(url);
} catch {
throw "Malformed URL";
}
if (!ALLOWED_PROTOCOLS.includes(protocol))
throw "Disallowed protocol.";
shell.openExternal(url);
});
const cssWriteQueue = new Queue();
const settingsWriteQueue = new Queue();
ipcMain.handle(IpcEvents.GET_QUICK_CSS, () => readCss());
ipcMain.handle(IpcEvents.SET_QUICK_CSS, (_, css) =>
cssWriteQueue.push(() => writeFile(QUICKCSS_PATH, css))
);
ipcMain.handle(IpcEvents.GET_THEMES_DIR, () => THEMES_DIR);
ipcMain.handle(IpcEvents.GET_THEMES_LIST, () => listThemes());
ipcMain.handle(IpcEvents.GET_THEME_DATA, (_, fileName) => getThemeData(fileName));
ipcMain.handle(IpcEvents.GET_SETTINGS_DIR, () => SETTINGS_DIR);
ipcMain.on(IpcEvents.GET_SETTINGS, e => e.returnValue = readSettings());
ipcMain.handle(IpcEvents.SET_SETTINGS, (_, s) => {
settingsWriteQueue.push(() => writeFile(SETTINGS_FILE, s));
});
export function initIpc(mainWindow: BrowserWindow) {
open(QUICKCSS_PATH, "a+").then(fd => {
fd.close();
watch(QUICKCSS_PATH, { persistent: false }, debounce(async () => {
mainWindow.webContents.postMessage(IpcEvents.QUICK_CSS_UPDATE, await readCss());
}, 50));
});
watch(THEMES_DIR, { persistent: false }, debounce(() => {
mainWindow.webContents.postMessage(IpcEvents.THEME_UPDATE, void 0);
}));
}
ipcMain.handle(IpcEvents.OPEN_MONACO_EDITOR, async () => {
const win = new BrowserWindow({
title: "Vencord QuickCSS Editor",
autoHideMenuBar: true,
darkTheme: true,
webPreferences: {
preload: join(__dirname, "preload.js"),
contextIsolation: true,
nodeIntegration: false,
sandbox: false
}
});
makeLinksOpenExternally(win);
await win.loadURL(`data:text/html;base64,${monacoHtml}`);
});
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