Add additional build flavours for Vencord Desktop (#765)
parent
5bb08bdb64
commit
6b26c12bfa
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/*
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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 { app, protocol, session } from "electron";
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import { join } from "path";
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import { getSettings } from "./ipcMain";
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import { IS_VANILLA } from "./utils/constants";
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import { installExt } from "./utils/extensions";
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if (IS_VENCORD_DESKTOP || !IS_VANILLA) {
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app.whenReady().then(() => {
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// Source Maps! Maybe there's a better way but since the renderer is executed
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// from a string I don't think any other form of sourcemaps would work
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protocol.registerFileProtocol("vencord", ({ url: unsafeUrl }, cb) => {
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let url = unsafeUrl.slice("vencord://".length);
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if (url.endsWith("/")) url = url.slice(0, -1);
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switch (url) {
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case "renderer.js.map":
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case "preload.js.map":
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case "patcher.js.map": // doubt
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cb(join(__dirname, url));
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break;
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default:
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cb({ statusCode: 403 });
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}
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});
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try {
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if (getSettings().enableReactDevtools)
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installExt("fmkadmapgofadopljbjfkapdkoienihi")
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.then(() => console.info("[Vencord] Installed React Developer Tools"))
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.catch(err => console.error("[Vencord] Failed to install React Developer Tools", err));
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} catch { }
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// Remove CSP
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type PolicyResult = Record<string, string[]>;
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const parsePolicy = (policy: string): PolicyResult => {
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const result: PolicyResult = {};
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policy.split(";").forEach(directive => {
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const [directiveKey, ...directiveValue] = directive.trim().split(/\s+/g);
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if (directiveKey && !Object.prototype.hasOwnProperty.call(result, directiveKey)) {
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result[directiveKey] = directiveValue;
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}
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});
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return result;
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};
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const stringifyPolicy = (policy: PolicyResult): string =>
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Object.entries(policy)
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.filter(([, values]) => values?.length)
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.map(directive => directive.flat().join(" "))
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.join("; ");
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function patchCsp(headers: Record<string, string[]>, header: string) {
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if (header in headers) {
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const csp = parsePolicy(headers[header][0]);
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for (const directive of ["style-src", "connect-src", "img-src", "font-src", "media-src", "worker-src"]) {
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csp[directive] = ["*", "blob:", "data:", "'unsafe-inline'"];
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}
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// TODO: Restrict this to only imported packages with fixed version.
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// Perhaps auto generate with esbuild
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csp["script-src"] ??= [];
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csp["script-src"].push("'unsafe-eval'", "https://unpkg.com", "https://cdnjs.cloudflare.com");
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headers[header] = [stringifyPolicy(csp)];
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}
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}
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session.defaultSession.webRequest.onHeadersReceived(({ responseHeaders, resourceType }, cb) => {
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if (responseHeaders) {
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if (resourceType === "mainFrame")
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patchCsp(responseHeaders, "content-security-policy");
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// Fix hosts that don't properly set the css content type, such as
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// raw.githubusercontent.com
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if (resourceType === "stylesheet")
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responseHeaders["content-type"] = ["text/css"];
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}
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cb({ cancel: false, responseHeaders });
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});
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// assign a noop to onHeadersReceived to prevent other mods from adding their own incompatible ones.
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// For instance, OpenAsar adds their own that doesn't fix content-type for stylesheets which makes it
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// impossible to load css from github raw despite our fix above
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session.defaultSession.webRequest.onHeadersReceived = () => { };
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});
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}
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if (IS_DISCORD_DESKTOP) {
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require("./patcher");
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}
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@ -0,0 +1,24 @@
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/*
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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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export function relaunch() {
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if (IS_DISCORD_DESKTOP)
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window.DiscordNative.app.relaunch();
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else
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window.VencordDesktop.app.relaunch();
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}
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