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feat: Context Menu API (#496)

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Nuckyz 2023-03-08 01:59:50 -03:00 committed by GitHub
parent 40395d562a
commit 1b199ec5d8
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GPG Key ID: 4AEE18F83AFDEB23
5 changed files with 236 additions and 13 deletions
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141
src/api/ContextMenu.ts Normal file
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@ -0,0 +1,141 @@
/*
* Vencord, a modification for Discord's desktop app
* Copyright (c) 2023 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 Logger from "@utils/Logger";
import type { ReactElement } from "react";
/**
* @param children The rendered context menu elements
* @param args Any arguments passed into making the context menu, like the guild, channel, user or message for example
*/
export type NavContextMenuPatchCallback = (children: Array<React.ReactElement>, args?: Array<any>) => void;
/**
* @param The navId of the context menu being patched
* @param children The rendered context menu elements
* @param args Any arguments passed into making the context menu, like the guild, channel, user or message for example
*/
export type GlobalContextMenuPatchCallback = (navId: string, children: Array<React.ReactElement>, args?: Array<any>) => void;
const ContextMenuLogger = new Logger("ContextMenu");
export const navPatches = new Map<string, Set<NavContextMenuPatchCallback>>();
export const globalPatches = new Set<GlobalContextMenuPatchCallback>();
/**
* Add a context menu patch
* @param navId The navId(s) for the context menu(s) to patch
* @param patch The patch to be applied
*/
export function addContextMenuPatch(navId: string | Array<string>, patch: NavContextMenuPatchCallback) {
if (!Array.isArray(navId)) navId = [navId];
for (const id of navId) {
let contextMenuPatches = navPatches.get(id);
if (!contextMenuPatches) {
contextMenuPatches = new Set();
navPatches.set(id, contextMenuPatches);
}
contextMenuPatches.add(patch);
}
}
/**
* Add a global context menu patch that fires the patch for all context menus
* @param patch The patch to be applied
*/
export function addGlobalContextMenuPatch(patch: GlobalContextMenuPatchCallback) {
globalPatches.add(patch);
}
/**
* Remove a context menu patch
* @param navId The navId(s) for the context menu(s) to remove the patch
* @param patch The patch to be removed
* @returns Wheter the patch was sucessfully removed from the context menu(s)
*/
export function removeContextMenuPatch<T extends string | Array<string>>(navId: T, patch: NavContextMenuPatchCallback): T extends string ? boolean : Array<boolean> {
const navIds = Array.isArray(navId) ? navId : [navId as string];
const results = navIds.map(id => navPatches.get(id)?.delete(patch) ?? false);
return (Array.isArray(navId) ? results : results[0]) as T extends string ? boolean : Array<boolean>;
}
/**
* Remove a global context menu patch
* @returns Wheter the patch was sucessfully removed
*/
export function removeGlobalContextMenuPatch(patch: GlobalContextMenuPatchCallback): boolean {
return globalPatches.delete(patch);
}
/**
* A helper function for finding the children array of a group nested inside a context menu based on the id of one of its childs
* @param id The id of the child
*/
export function findGroupChildrenByChildId(id: string, children: Array<React.ReactElement>, itemsArray?: Array<React.ReactElement>): Array<React.ReactElement> | null {
for (const child of children) {
if (child === null) continue;
if (child.props?.id === id) return itemsArray ?? null;
let nextChildren = child.props?.children;
if (nextChildren) {
if (!Array.isArray(nextChildren)) {
nextChildren = [nextChildren];
child.props.children = nextChildren;
}
const found = findGroupChildrenByChildId(id, nextChildren, nextChildren);
if (found !== null) return found;
}
}
return null;
}
interface ContextMenuProps {
contextMenuApiArguments?: Array<any>;
navId: string;
children: Array<ReactElement>;
"aria-label": string;
onSelect: (() => void) | undefined;
onClose: (callback: (...args: Array<any>) => any) => void;
}
export function _patchContextMenu(props: ContextMenuProps) {
const contextMenuPatches = navPatches.get(props.navId);
if (contextMenuPatches) {
for (const patch of contextMenuPatches) {
try {
patch(props.children, props.contextMenuApiArguments);
} catch (err) {
ContextMenuLogger.error(`Patch for ${props.navId} errored,`, err);
}
}
}
for (const patch of globalPatches) {
try {
patch(props.navId, props.children, props.contextMenuApiArguments);
} catch (err) {
ContextMenuLogger.error("Global patch errored,", err);
}
}
}

6
src/api/index.ts
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@ -18,6 +18,7 @@
import * as $Badges from "./Badges";
import * as $Commands from "./Commands";
import * as $ContextMenu from "./ContextMenu";
import * as $DataStore from "./DataStore";
import * as $MemberListDecorators from "./MemberListDecorators";
import * as $MessageAccessories from "./MessageAccessories";
@ -93,3 +94,8 @@ export const Styles = $Styles;
* An API allowing you to display notifications
*/
export const Notifications = $Notifications;
/**
* An api allowing you to patch and add/remove items to/from context menus
*/
export const ContextMenu = $ContextMenu;

69
src/plugins/apiContextMenu.ts Normal file
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@ -0,0 +1,69 @@
/*
* 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 { Settings } from "@api/settings";
import { Devs } from "@utils/constants";
import definePlugin from "@utils/types";
import { addListener, removeListener } from "@webpack";
function listener(exports: any, id: number) {
if (typeof exports !== "object" || exports === null) return;
for (const key in exports) if (key.length <= 3) {
const prop = exports[key];
if (typeof prop !== "function") continue;
const str = Function.prototype.toString.call(prop);
if (str.includes('path:["empty"]')) {
Vencord.Plugins.patches.push({
plugin: "ContextMenuAPI",
all: true,
noWarn: true,
find: "navId:",
replacement: {
/** Regex explanation
* Use of https://blog.stevenlevithan.com/archives/mimic-atomic-groups to mimick atomic groups: (?=(...))\1
* Match ${id} and look behind it for the first match of `<variable name>=`: ${id}(?=(\i)=.+?)
* Match rest of the code until it finds `<variable name>.${key},{`: .+?\2\.${key},{
*/
match: RegExp(`(?=(${id}(?<=(\\i)=.+?).+?\\2\\.${key},{))\\1`, "g"),
replace: "$&contextMenuApiArguments:arguments,"
}
});
removeListener(listener);
}
}
}
if (Settings.plugins.ContextMenuAPI.enabled) addListener(listener);
export default definePlugin({
name: "ContextMenuAPI",
description: "API for adding/removing items to/from context menus.",
authors: [Devs.Nuckyz],
patches: [
{
find: "♫ (つ｡◕‿‿◕｡)つ ♪",
replacement: {
match: /(?<=function \i\((\i)\){)(?=var \i,\i=\i\.navId)/,
replace: (_, props) => `Vencord.Api.ContextMenu._patchContextMenu(${props});`
}
}
]
});

10
src/webpack/patchWebpack.ts
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@ -92,9 +92,11 @@ function patchPush() {
return;
}
const numberId = Number(id);
for (const callback of listeners) {
try {
callback(exports);
callback(exports, numberId);
} catch (err) {
logger.error("Error in webpack listener", err);
}
@ -104,17 +106,17 @@ function patchPush() {
try {
if (filter(exports)) {
subscriptions.delete(filter);
callback(exports);
callback(exports, numberId);
} else if (typeof exports === "object") {
if (exports.default && filter(exports.default)) {
subscriptions.delete(filter);
callback(exports.default);
callback(exports.default, numberId);
}
for (const nested in exports) if (nested.length <= 3) {
if (exports[nested] && filter(exports[nested])) {
subscriptions.delete(filter);
callback(exports[nested]);
callback(exports[nested], numberId);
}
}
}

23
src/webpack/webpack.ts
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@ -57,7 +57,7 @@ export const filters = {
export const subscriptions = new Map<FilterFn, CallbackFn>();
export const listeners = new Set<CallbackFn>();
export type CallbackFn = (mod: any) => void;
export type CallbackFn = (mod: any, id: number) => void;
export function _initWebpack(instance: typeof window.webpackChunkdiscord_app) {
if (cache !== void 0) throw "no.";
@ -86,18 +86,23 @@ export const find = traceFunction("find", function find(filter: FilterFn, getDef
const mod = cache[key];
if (!mod?.exports) continue;
if (filter(mod.exports))
return mod.exports;
if (filter(mod.exports)) {
return isWaitFor ? [mod.exports, Number(key)] : mod.exports;
}
if (typeof mod.exports !== "object") continue;
if (mod.exports.default && filter(mod.exports.default))
return getDefault ? mod.exports.default : mod.exports;
if (mod.exports.default && filter(mod.exports.default)) {
const found = getDefault ? mod.exports.default : mod.exports;
return isWaitFor ? [found, Number(key)] : found;
}
// the length check makes search about 20% faster
for (const nestedMod in mod.exports) if (nestedMod.length <= 3) {
const nested = mod.exports[nestedMod];
if (nested && filter(nested)) return nested;
if (nested && filter(nested)) {
return isWaitFor ? [nested, Number(key)] : nested;
}
}
}
@ -112,7 +117,7 @@ export const find = traceFunction("find", function find(filter: FilterFn, getDef
}
}
return null;
return isWaitFor ? [null, null] : null;
});
/**
@ -347,8 +352,8 @@ export function waitFor(filter: string | string[] | FilterFn, callback: Callback
else if (typeof filter !== "function")
throw new Error("filter must be a string, string[] or function, got " + typeof filter);
const existing = find(filter!, true, true);
if (existing) return void callback(existing);
const [existing, id] = find(filter!, true, true);
if (existing) return void callback(existing, id);
subscriptions.set(filter, callback);
}