Vencord/scripts/generateReport.ts

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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/>.
*/
// eslint-disable-next-line spaced-comment
/// <reference types="../src/globals" />
// eslint-disable-next-line spaced-comment
/// <reference types="../src/modules" />
import { readFileSync } from "fs";
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import pup, { JSHandle } from "puppeteer-core";
for (const variable of ["DISCORD_TOKEN", "CHROMIUM_BIN"]) {
if (!process.env[variable]) {
console.error(`Missing environment variable ${variable}`);
process.exit(1);
}
}
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const CANARY = process.env.USE_CANARY === "true";
const browser = await pup.launch({
headless: "new",
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executablePath: process.env.CHROMIUM_BIN
});
const page = await browser.newPage();
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await page.setUserAgent("Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/108.0.0.0 Safari/537.36");
function maybeGetError(handle: JSHandle) {
return (handle as JSHandle<Error>)?.getProperty("message")
.then(m => m.jsonValue());
}
const report = {
badPatches: [] as {
plugin: string;
type: string;
id: string;
match: string;
error?: string;
}[],
badStarts: [] as {
plugin: string;
error: string;
}[],
otherErrors: [] as string[],
badWebpackFinds: [] as string[]
};
const IGNORED_DISCORD_ERRORS = [
"KeybindStore: Looking for callback action",
"Unable to process domain list delta: Client revision number is null",
"Downloading the full bad domains file",
/\[GatewaySocket\].{0,110}Cannot access '/,
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"search for 'name' in undefined",
"Attempting to set fast connect zstd when unsupported"
] as Array<string | RegExp>;
function toCodeBlock(s: string) {
s = s.replace(/```/g, "`\u200B`\u200B`");
return "```" + s + " ```";
}
async function printReport() {
console.log();
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console.log("# Vencord Report" + (CANARY ? " (Canary)" : ""));
console.log();
console.log("## Bad Patches");
report.badPatches.forEach(p => {
console.log(`- ${p.plugin} (${p.type})`);
console.log(` - ID: \`${p.id}\``);
console.log(` - Match: ${toCodeBlock(p.match)}`);
if (p.error) console.log(` - Error: ${toCodeBlock(p.error)}`);
});
console.log();
console.log("## Bad Webpack Finds");
report.badWebpackFinds.forEach(p => console.log("- " + p));
console.log();
console.log("## Bad Starts");
report.badStarts.forEach(p => {
console.log(`- ${p.plugin}`);
console.log(` - Error: ${toCodeBlock(p.error)}`);
});
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console.log();
const ignoredErrors = [] as string[];
report.otherErrors = report.otherErrors.filter(e => {
if (IGNORED_DISCORD_ERRORS.some(regex => e.match(regex))) {
ignoredErrors.push(e);
return false;
}
return true;
});
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console.log("## Discord Errors");
report.otherErrors.forEach(e => {
console.log(`- ${toCodeBlock(e)}`);
});
console.log();
console.log("## Ignored Discord Errors");
ignoredErrors.forEach(e => {
console.log(`- ${toCodeBlock(e)}`);
});
console.log();
if (process.env.DISCORD_WEBHOOK) {
await fetch(process.env.DISCORD_WEBHOOK, {
method: "POST",
headers: {
"Content-Type": "application/json"
},
body: JSON.stringify({
description: "Here's the latest Vencord Report!",
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username: "Vencord Reporter" + (CANARY ? " (Canary)" : ""),
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avatar_url: "https://cdn.discordapp.com/avatars/1017176847865352332/c312b6b44179ae6817de7e4b09e9c6af.webp?size=512",
embeds: [
{
title: "Bad Patches",
description: report.badPatches.map(p => {
const lines = [
`**__${p.plugin} (${p.type}):__**`,
`ID: \`${p.id}\``,
`Match: ${toCodeBlock(p.match)}`
];
if (p.error) lines.push(`Error: ${toCodeBlock(p.error)}`);
return lines.join("\n");
}).join("\n\n") || "None",
color: report.badPatches.length ? 0xff0000 : 0x00ff00
},
{
title: "Bad Webpack Finds",
description: report.badWebpackFinds.map(toCodeBlock).join("\n") || "None",
color: report.badWebpackFinds.length ? 0xff0000 : 0x00ff00
},
{
title: "Bad Starts",
description: report.badStarts.map(p => {
const lines = [
`**__${p.plugin}:__**`,
toCodeBlock(p.error)
];
return lines.join("\n");
}
).join("\n\n") || "None",
color: report.badStarts.length ? 0xff0000 : 0x00ff00
},
{
title: "Discord Errors",
description: report.otherErrors.length ? toCodeBlock(report.otherErrors.join("\n")) : "None",
color: report.otherErrors.length ? 0xff0000 : 0x00ff00
}
]
})
}).then(res => {
if (!res.ok) console.error(`Webhook failed with status ${res.status}`);
else console.error("Posted to Discord Webhook successfully");
});
}
}
page.on("console", async e => {
const level = e.type();
const rawArgs = e.args();
const firstArg = await rawArgs[0]?.jsonValue();
if (firstArg === "[PUPPETEER_TEST_DONE_SIGNAL]") {
await browser.close();
await printReport();
process.exit();
}
const isVencord = firstArg === "[Vencord]";
const isDebug = firstArg === "[PUP_DEBUG]";
const isWebpackFindFail = firstArg === "[PUP_WEBPACK_FIND_FAIL]";
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if (isWebpackFindFail) {
process.exitCode = 1;
report.badWebpackFinds.push(await rawArgs[1].jsonValue() as string);
}
if (isVencord) {
const args = await Promise.all(e.args().map(a => a.jsonValue()));
const [, tag, message] = args as Array<string>;
const cause = await maybeGetError(e.args()[3]);
switch (tag) {
case "WebpackInterceptor:":
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const patchFailMatch = message.match(/Patch by (.+?) (had no effect|errored|found no module) \(Module id is (.+?)\): (.+)/)!;
if (!patchFailMatch) break;
process.exitCode = 1;
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const [, plugin, type, id, regex] = patchFailMatch;
report.badPatches.push({
plugin,
type,
id,
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match: regex.replace(/\[A-Za-z_\$\]\[\\w\$\]\*/g, "\\i"),
error: cause
});
break;
case "PluginManager:":
const failedToStartMatch = message.match(/Failed to start (.+)/);
if (!failedToStartMatch) break;
process.exitCode = 1;
const [, name] = failedToStartMatch;
report.badStarts.push({
plugin: name,
error: cause
});
break;
}
}
async function getText() {
try {
return await Promise.all(
e.args().map(async a => {
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return await maybeGetError(a) || await a.jsonValue();
})
).then(a => a.join(" ").trim());
} catch {
return e.text();
}
}
if (isDebug) {
const text = await getText();
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console.error(text);
if (text.includes("A fatal error occurred:")) {
process.exit(1);
}
} else if (level === "error") {
const text = await getText();
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if (text.length && !text.startsWith("Failed to load resource: the server responded with a status of") && !text.includes("Webpack")) {
console.error("[Unexpected Error]", text);
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report.otherErrors.push(text);
}
}
});
page.on("error", e => console.error("[Error]", e));
page.on("pageerror", e => console.error("[Page Error]", e));
await page.setBypassCSP(true);
async function runtime(token: string) {
console.log("[PUP_DEBUG]", "Starting test...");
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try {
// Spoof languages to not be suspicious
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Object.defineProperty(navigator, "languages", {
get: function () {
return ["en-US", "en"];
},
});
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// Monkey patch Logger to not log with custom css
const originalLog = Vencord.Util.Logger.prototype["_log"];
Vencord.Util.Logger.prototype["_log"] = function (level, levelColor, args) {
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if (level === "warn" || level === "error")
return console[level]("[Vencord]", this.name + ":", ...args);
return originalLog.call(this, level, levelColor, args);
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};
// Force enable all plugins and patches
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Vencord.Plugins.patches.length = 0;
Object.values(Vencord.Plugins.plugins).forEach(p => {
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// Needs native server to run
if (p.name === "WebRichPresence (arRPC)") return;
Vencord.Settings.plugins[p.name].enabled = true;
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p.patches?.forEach(patch => {
patch.plugin = p.name;
delete patch.predicate;
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delete patch.group;
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Vencord.Util.canonicalizeFind(patch);
if (!Array.isArray(patch.replacement)) {
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patch.replacement = [patch.replacement];
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}
patch.replacement.forEach(r => {
delete r.predicate;
});
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Vencord.Plugins.patches.push(patch);
});
});
let wreq: typeof Vencord.Webpack.wreq;
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const { canonicalizeMatch, Logger } = Vencord.Util;
const validChunks = new Set<string>();
const invalidChunks = new Set<string>();
const deferredRequires = new Set<string>();
let chunksSearchingResolve: (value: void | PromiseLike<void>) => void;
const chunksSearchingDone = new Promise<void>(r => chunksSearchingResolve = r);
// True if resolved, false otherwise
const chunksSearchPromises = [] as Array<() => boolean>;
const LazyChunkRegex = canonicalizeMatch(/(?:Promise\.all\(\[(\i\.\i\("[^)]+?"\)[^\]]+?)\]\)|(\i\.\i\("[^)]+?"\)))\.then\(\i\.bind\(\i,"([^)]+?)"\)\)/g);
async function searchAndLoadLazyChunks(factoryCode: string) {
const lazyChunks = factoryCode.matchAll(LazyChunkRegex);
const validChunkGroups = new Set<[chunkIds: string[], entryPoint: string]>();
// Workaround for a chunk that depends on the ChannelMessage component but may be be force loaded before
// the chunk containing the component
const shouldForceDefer = factoryCode.includes(".Messages.GUILD_FEED_UNFEATURE_BUTTON_TEXT");
await Promise.all(Array.from(lazyChunks).map(async ([, rawChunkIdsArray, rawChunkIdsSingle, entryPoint]) => {
const rawChunkIds = rawChunkIdsArray ?? rawChunkIdsSingle;
const chunkIds = rawChunkIds ? Array.from(rawChunkIds.matchAll(Vencord.Webpack.ChunkIdsRegex)).map(m => m[1]) : [];
if (chunkIds.length === 0) {
return;
}
let invalidChunkGroup = false;
for (const id of chunkIds) {
if (wreq.u(id) == null || wreq.u(id) === "undefined.js") continue;
const isWasm = await fetch(wreq.p + wreq.u(id))
.then(r => r.text())
.then(t => t.includes(".module.wasm") || !t.includes("(this.webpackChunkdiscord_app=this.webpackChunkdiscord_app||[]).push"));
if (isWasm) {
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invalidChunks.add(id);
invalidChunkGroup = true;
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continue;
}
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validChunks.add(id);
}
if (!invalidChunkGroup) {
validChunkGroups.add([chunkIds, entryPoint]);
}
}));
// Loads all found valid chunk groups
await Promise.all(
Array.from(validChunkGroups)
.map(([chunkIds]) =>
Promise.all(chunkIds.map(id => wreq.e(id as any).catch(() => { })))
)
);
// Requires the entry points for all valid chunk groups
for (const [, entryPoint] of validChunkGroups) {
try {
if (shouldForceDefer) {
deferredRequires.add(entryPoint);
continue;
}
if (wreq.m[entryPoint]) wreq(entryPoint as any);
} catch (err) {
console.error(err);
}
}
// setImmediate to only check if all chunks were loaded after this function resolves
// We check if all chunks were loaded every time a factory is loaded
// If we are still looking for chunks in the other factories, the array will have that factory's chunk search promise not resolved
// But, if all chunk search promises are resolved, this means we found every lazy chunk loaded by Discord code and manually loaded them
setTimeout(() => {
let allResolved = true;
for (let i = 0; i < chunksSearchPromises.length; i++) {
const isResolved = chunksSearchPromises[i]();
if (isResolved) {
// Remove finished promises to avoid having to iterate through a huge array everytime
chunksSearchPromises.splice(i--, 1);
} else {
allResolved = false;
}
}
if (allResolved) chunksSearchingResolve();
}, 0);
}
Vencord.Webpack.waitFor(
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Vencord.Webpack.filters.byProps("loginToken"),
m => {
console.log("[PUP_DEBUG]", "Logging in with token...");
m.loginToken(token);
}
);
Vencord.Webpack.beforeInitListeners.add(async webpackRequire => {
console.log("[PUP_DEBUG]", "Loading all chunks...");
wreq = webpackRequire;
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Vencord.Webpack.factoryListeners.add(factory => {
let isResolved = false;
searchAndLoadLazyChunks(factory.toString()).then(() => isResolved = true);
chunksSearchPromises.push(() => isResolved);
});
// setImmediate to only search the initial factories after Discord initialized the app
// our beforeInitListeners are called before Discord initializes the app
setTimeout(() => {
for (const factoryId in wreq.m) {
let isResolved = false;
searchAndLoadLazyChunks(wreq.m[factoryId].toString()).then(() => isResolved = true);
chunksSearchPromises.push(() => isResolved);
}
}, 0);
});
await chunksSearchingDone;
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// Require deferred entry points
for (const deferredRequire of deferredRequires) {
wreq!(deferredRequire as any);
}
// All chunks Discord has mapped to asset files, even if they are not used anymore
const allChunks = [] as string[];
// Matches "id" or id:
for (const currentMatch of wreq!.u.toString().matchAll(/(?:"(\d+?)")|(?:(\d+?):)/g)) {
const id = currentMatch[1] ?? currentMatch[2];
if (id == null) continue;
allChunks.push(id);
}
if (allChunks.length === 0) throw new Error("Failed to get all chunks");
// Chunks that are not loaded (not used) by Discord code anymore
const chunksLeft = allChunks.filter(id => {
return !(validChunks.has(id) || invalidChunks.has(id));
});
await Promise.all(chunksLeft.map(async id => {
const isWasm = await fetch(wreq.p + wreq.u(id))
.then(r => r.text())
.then(t => t.includes(".module.wasm") || !t.includes("(this.webpackChunkdiscord_app=this.webpackChunkdiscord_app||[]).push"));
// Loads and requires a chunk
if (!isWasm) {
await wreq.e(id as any);
if (wreq.m[id]) wreq(id as any);
}
}));
console.log("[PUP_DEBUG]", "Finished loading all chunks!");
for (const patch of Vencord.Plugins.patches) {
if (!patch.all) {
new Logger("WebpackInterceptor").warn(`Patch by ${patch.plugin} found no module (Module id is -): ${patch.find}`);
}
}
// eslint-disable-next-line prefer-const
for (let [searchType, args] of Vencord.Webpack.webpackSearchHistory) {
args = [...args];
try {
let result = null as any;
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switch (searchType) {
case "webpackDependantLazy":
case "webpackDependantLazyComponent": {
const [factory] = args;
result = factory();
break;
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}
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case "extractAndLoadChunks": {
const [code, matcher] = args;
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const module = Vencord.Webpack.findModuleFactory(...code);
if (module) {
result = module.toString().match(Vencord.Util.canonicalizeMatch(matcher));
}
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break;
}
default: {
const findResult = args.shift();
if (findResult != null) {
if (findResult.$$vencordCallbackCalled != null && findResult.$$vencordCallbackCalled()) {
result = findResult;
}
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if (findResult[Vencord.Util.SYM_PROXY_INNER_GET] != null) {
result = findResult[Vencord.Util.SYM_PROXY_INNER_VALUE];
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}
if (findResult.$$vencordInner != null) {
result = findResult.$$vencordInner();
}
}
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break;
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}
}
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if (result == null) {
throw "a rock at ben shapiro";
}
} catch (e) {
let logMessage = searchType;
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let filterName = "";
let parsedArgs = args;
if (args[0].$$vencordProps != null) {
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if (["find", "findComponent", "waitFor"].includes(searchType)) {
filterName = args[0].$$vencordProps[0];
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}
parsedArgs = args[0].$$vencordProps.slice(1);
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}
// if parsedArgs is the same as args, it means vencordProps of the filter was not available (like in normal filter functions),
// so log the filter function instead
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if (
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parsedArgs === args &&
["waitFor", "find", "findComponent", "webpackDependantLazy", "webpackDependantLazyComponent"].includes(searchType)
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) {
let filter = parsedArgs[0].toString();
if (filter.length > 150) {
filter = filter.slice(0, 147) + "...";
}
logMessage += `(${filter})`;
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} else if (searchType === "extractAndLoadChunks") {
let regexStr: string;
if (parsedArgs[1] === Vencord.Webpack.DefaultExtractAndLoadChunksRegex) {
regexStr = "DefaultExtractAndLoadChunksRegex";
} else {
regexStr = parsedArgs[1].toString();
}
logMessage += `([${parsedArgs[0].map((arg: any) => `"${arg}"`).join(", ")}], ${regexStr})`;
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} else {
logMessage += `(${filterName.length ? `${filterName}(` : ""}${parsedArgs.map(arg => `"${arg}"`).join(", ")})${filterName.length ? ")" : ""}`;
}
console.log("[PUP_WEBPACK_FIND_FAIL]", logMessage);
}
}
setTimeout(() => console.log("[PUPPETEER_TEST_DONE_SIGNAL]"), 1000);
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} catch (e) {
console.log("[PUP_DEBUG]", "A fatal error occurred:", e);
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}
}
await page.evaluateOnNewDocument(`
${readFileSync("./dist/browser.js", "utf-8")}
;(${runtime.toString()})(${JSON.stringify(process.env.DISCORD_TOKEN)});
`);
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await page.goto(CANARY ? "https://canary.discord.com/login" : "https://discord.com/login");