97 lines
3.1 KiB
JavaScript
97 lines
3.1 KiB
JavaScript
/*
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* Vencord, a modification for Discord's desktop app
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* Copyright (c) 2023 Vendicated and contributors
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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import { execFileSync } from "child_process";
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import { createWriteStream, existsSync, mkdirSync, readFileSync, writeFileSync } from "fs";
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import { dirname, join } from "path";
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import { Readable } from "stream";
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import { finished } from "stream/promises";
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import { fileURLToPath } from "url";
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const BASE_URL = "https://github.com/Vencord/Installer/releases/latest/download/";
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const DIST_DIR = join(dirname(fileURLToPath(import.meta.url)), "..");
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const FILE_DIR = join(DIST_DIR, "dist", "Installer");
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const ETAG_FILE = join(FILE_DIR, "etag.txt");
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function getFilename() {
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switch (process.platform) {
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case "win32":
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return "VencordInstaller.exe";
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case "darwin":
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// return "VencordInstaller.MacOS.zip";
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throw new Error("PR Mac support if you want it. Or use a better OS that doesn't suck");
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case "linux":
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return "VencordInstaller-" + (process.env.WAYLAND_DISPLAY ? "wayland" : "x11");
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default:
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throw new Error("Unsupported platform: " + process.platform);
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}
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}
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async function ensureBinary() {
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const filename = getFilename();
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console.log("Downloading " + filename);
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mkdirSync(FILE_DIR, { recursive: true });
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const installerFile = join(FILE_DIR, filename);
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const etag = existsSync(installerFile) && existsSync(ETAG_FILE) ? readFileSync(ETAG_FILE, "utf-8") : null;
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const res = await fetch(BASE_URL + filename, {
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headers: {
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"User-Agent": "Vencord (https://github.com/Vendicated/Vencord)",
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"If-None-Match": etag
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}
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});
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if (res.status === 304) {
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console.log("Up to date, not redownloading!");
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return installerFile;
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}
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if (!res.ok) {
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throw new Error(`Failed to download installer: ${res.status} ${res.statusText}`);
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}
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const newEtag = res.headers.get("etag");
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writeFileSync(ETAG_FILE, newEtag);
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// WHY DOES NODE FETCH RETURN A WEB STREAM OH MY GOD
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const body = Readable.fromWeb(res.body);
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await finished(body.pipe(createWriteStream(installerFile, {
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mode: 0o755,
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autoClose: true
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})));
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console.log("Finished downloading!");
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return installerFile;
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}
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console.log("Now running Installer...");
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const installerBin = await ensureBinary();
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execFileSync(installerBin, {
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stdio: "inherit",
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env: {
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...process.env,
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VENCORD_USER_DATA_DIR: DIST_DIR,
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VENCORD_DEV_INSTALL: "1"
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}
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});
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