/* * 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 { session } from "electron"; import { unzip } from "fflate"; import { constants as fsConstants } from "fs"; import { access, mkdir, rm, writeFile } from "fs/promises"; import { join } from "path"; import { DATA_DIR } from "./constants"; import { crxToZip } from "./crxToZip"; import { get } from "./simpleGet"; const extensionCacheDir = join(DATA_DIR, "ExtensionCache"); async function extract(data: Buffer, outDir: string) { await mkdir(outDir, { recursive: true }); return new Promise<void>((resolve, reject) => { unzip(data, (err, files) => { if (err) return void reject(err); Promise.all(Object.keys(files).map(async f => { // Signature stuff // 'Cannot load extension with file or directory name // _metadata. Filenames starting with "_" are reserved for use by the system.'; if (f.startsWith("_metadata/")) return; if (f.endsWith("/")) return void mkdir(join(outDir, f), { recursive: true }); const pathElements = f.split("/"); const name = pathElements.pop()!; const directories = pathElements.join("/"); const dir = join(outDir, directories); if (directories) { await mkdir(dir, { recursive: true }); } await writeFile(join(dir, name), files[f]); })) .then(() => resolve()) .catch(err => { rm(outDir, { recursive: true, force: true }); reject(err); }); }); }); } export async function installExt(id: string) { const extDir = join(extensionCacheDir, `${id}`); try { await access(extDir, fsConstants.F_OK); } catch (err) { const url = id === "fmkadmapgofadopljbjfkapdkoienihi" // React Devtools v4.25 // v4.27 is broken in Electron, see https://github.com/facebook/react/issues/25843 // Unfortunately, Google does not serve old versions, so this is the only way ? "https://raw.githubusercontent.com/Vendicated/random-files/f6f550e4c58ac5f2012095a130406c2ab25b984d/fmkadmapgofadopljbjfkapdkoienihi.zip" : `https://clients2.google.com/service/update2/crx?response=redirect&acceptformat=crx2,crx3&x=id%3D${id}%26uc&prodversion=32`; const buf = await get(url, { headers: { "User-Agent": "Vencord (https://github.com/Vendicated/Vencord)" } }); await extract(crxToZip(buf), extDir).catch(console.error); } session.defaultSession.loadExtension(extDir); }