Vencord/src/plugins/fakeNitro.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/>.
*/
import { addPreEditListener, addPreSendListener, removePreEditListener, removePreSendListener } from "@api/MessageEvents";
import { migratePluginSettings, Settings } from "@api/settings";
import { Devs } from "@utils/constants";
import { ApngDisposeOp, getGifEncoder, importApngJs } from "@utils/dependencies";
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import { getCurrentGuild } from "@utils/discord";
import definePlugin, { OptionType } from "@utils/types";
import { findByCodeLazy, findByPropsLazy } from "@webpack";
import { ChannelStore, PermissionStore, UserStore } from "@webpack/common";
const DRAFT_TYPE = 0;
const promptToUpload = findByCodeLazy("UPLOAD_FILE_LIMIT_ERROR");
const USE_EXTERNAL_EMOJIS = 1n << 18n;
const USE_EXTERNAL_STICKERS = 1n << 37n;
enum EmojiIntentions {
REACTION = 0,
STATUS = 1,
COMMUNITY_CONTENT = 2,
CHAT = 3,
GUILD_STICKER_RELATED_EMOJI = 4,
GUILD_ROLE_BENEFIT_EMOJI = 5,
COMMUNITY_CONTENT_ONLY = 6,
SOUNDBOARD = 7
}
interface BaseSticker {
available: boolean;
description: string;
format_type: number;
id: string;
name: string;
tags: string;
type: number;
}
interface GuildSticker extends BaseSticker {
guild_id: string;
}
interface DiscordSticker extends BaseSticker {
pack_id: string;
}
type Sticker = GuildSticker | DiscordSticker;
interface StickerPack {
id: string;
name: string;
sku_id: string;
description: string;
cover_sticker_id: string;
banner_asset_id: string;
stickers: Sticker[];
}
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migratePluginSettings("FakeNitro", "NitroBypass");
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export default definePlugin({
name: "FakeNitro",
authors: [Devs.Arjix, Devs.D3SOX, Devs.Ven, Devs.obscurity, Devs.captain, Devs.Nuckyz],
description: "Allows you to stream in nitro quality, send fake emojis/stickers and use client themes.",
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dependencies: ["MessageEventsAPI"],
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patches: [
{
find: ".PREMIUM_LOCKED;",
predicate: () => Settings.plugins.FakeNitro.enableEmojiBypass === true,
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replacement: [
{
match: /(?<=(\i)=\i\.intention)/,
replace: (_, intention) => `,fakeNitroIntention=${intention}`
},
{
match: /\.(?:canUseEmojisEverywhere|canUseAnimatedEmojis)\(\i(?=\))/g,
replace: '$&,typeof fakeNitroIntention!=="undefined"?fakeNitroIntention:void 0'
},
{
match: /(&&!\i&&!)(\i)(?=\)return \i\.\i\.DISALLOW_EXTERNAL;)/,
replace: (_, rest, canUseExternal) => `${rest}(!${canUseExternal}&&(typeof fakeNitroIntention==="undefined"||![${EmojiIntentions.CHAT},${EmojiIntentions.GUILD_STICKER_RELATED_EMOJI}].includes(fakeNitroIntention)))`
}
]
},
{
find: "canUseAnimatedEmojis:function",
predicate: () => Settings.plugins.FakeNitro.enableEmojiBypass === true,
replacement: {
match: /((?:canUseEmojisEverywhere|canUseAnimatedEmojis):function\(\i)\){(.+?\))/g,
replace: (_, rest, premiumCheck) => `${rest},fakeNitroIntention){${premiumCheck}||fakeNitroIntention==null||[${EmojiIntentions.CHAT},${EmojiIntentions.GUILD_STICKER_RELATED_EMOJI}].includes(fakeNitroIntention)`
}
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},
{
find: "canUseStickersEverywhere:function",
predicate: () => Settings.plugins.FakeNitro.enableStickerBypass === true,
replacement: {
match: /canUseStickersEverywhere:function\(\i\){/,
replace: "$&return true;"
},
},
{
find: "\"SENDABLE\"",
predicate: () => Settings.plugins.FakeNitro.enableStickerBypass === true,
replacement: {
match: /(\w+)\.available\?/,
replace: "true?"
}
},
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{
find: "canStreamHighQuality:function",
predicate: () => Settings.plugins.FakeNitro.enableStreamQualityBypass === true,
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replacement: [
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"canUseHighVideoUploadQuality",
"canStreamHighQuality",
"canStreamMidQuality"
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].map(func => {
return {
match: new RegExp(`${func}:function\\(\\i\\){`),
replace: "$&return true;"
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};
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})
},
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{
find: "STREAM_FPS_OPTION.format",
predicate: () => Settings.plugins.FakeNitro.enableStreamQualityBypass === true,
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replacement: {
match: /(userPremiumType|guildPremiumTier):.{0,10}TIER_\d,?/g,
replace: ""
}
},
{
find: "canUseClientThemes:function",
replacement: {
match: /canUseClientThemes:function\(\i\){/,
replace: "$&return true;"
}
}
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],
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options: {
enableEmojiBypass: {
description: "Allow sending fake emojis",
type: OptionType.BOOLEAN,
default: true,
restartNeeded: true,
},
emojiSize: {
description: "Size of the emojis when sending",
type: OptionType.SLIDER,
default: 48,
markers: [32, 48, 64, 128, 160, 256, 512],
},
enableStickerBypass: {
description: "Allow sending fake stickers",
type: OptionType.BOOLEAN,
default: true,
restartNeeded: true,
},
stickerSize: {
description: "Size of the stickers when sending",
type: OptionType.SLIDER,
default: 160,
markers: [32, 64, 128, 160, 256, 512],
},
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enableStreamQualityBypass: {
description: "Allow streaming in nitro quality",
type: OptionType.BOOLEAN,
default: true,
restartNeeded: true,
}
},
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get guildId() {
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return getCurrentGuild()?.id;
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},
get canUseEmotes() {
return (UserStore.getCurrentUser().premiumType ?? 0) > 0;
},
get canUseStickers() {
return (UserStore.getCurrentUser().premiumType ?? 0) > 1;
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},
hasPermissionToUseExternalEmojis(channelId: string) {
const channel = ChannelStore.getChannel(channelId);
if (!channel || channel.isDM() || channel.isGroupDM() || channel.isMultiUserDM()) return true;
return PermissionStore.can(USE_EXTERNAL_EMOJIS, channel);
},
hasPermissionToUseExternalStickers(channelId: string) {
const channel = ChannelStore.getChannel(channelId);
if (!channel || channel.isDM() || channel.isGroupDM() || channel.isMultiUserDM()) return true;
return PermissionStore.can(USE_EXTERNAL_STICKERS, channel);
},
getStickerLink(stickerId: string) {
return `https://media.discordapp.net/stickers/${stickerId}.png?size=${Settings.plugins.FakeNitro.stickerSize}`;
},
async sendAnimatedSticker(stickerLink: string, stickerId: string, channelId: string) {
const [{ parseURL }, {
GIFEncoder,
quantize,
applyPalette
}] = await Promise.all([importApngJs(), getGifEncoder()]);
const { frames, width, height } = await parseURL(stickerLink);
const gif = new GIFEncoder();
const resolution = Settings.plugins.FakeNitro.stickerSize;
const canvas = document.createElement("canvas");
canvas.width = resolution;
canvas.height = resolution;
const ctx = canvas.getContext("2d", {
willReadFrequently: true
})!;
const scale = resolution / Math.max(width, height);
ctx.scale(scale, scale);
let lastImg: HTMLImageElement | null = null;
for (const { left, top, width, height, disposeOp, img, delay } of frames) {
ctx.drawImage(img, left, top, width, height);
const { data } = ctx.getImageData(0, 0, resolution, resolution);
const palette = quantize(data, 256);
const index = applyPalette(data, palette);
gif.writeFrame(index, resolution, resolution, {
transparent: true,
palette,
delay,
});
if (disposeOp === ApngDisposeOp.BACKGROUND) {
ctx.clearRect(left, top, width, height);
} else if (disposeOp === ApngDisposeOp.PREVIOUS && lastImg) {
ctx.drawImage(lastImg, left, top, width, height);
}
lastImg = img;
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}
gif.finish();
const file = new File([gif.bytesView()], `${stickerId}.gif`, { type: "image/gif" });
promptToUpload([file], ChannelStore.getChannel(channelId), DRAFT_TYPE);
},
start() {
const settings = Settings.plugins.FakeNitro;
if (!settings.enableEmojiBypass && !settings.enableStickerBypass) {
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return;
}
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const EmojiStore = findByPropsLazy("getCustomEmojiById");
const StickerStore = findByPropsLazy("getAllGuildStickers") as {
getPremiumPacks(): StickerPack[];
getAllGuildStickers(): Map<string, Sticker[]>;
getStickerById(id: string): Sticker | undefined;
};
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function getWordBoundary(origStr: string, offset: number) {
return (!origStr[offset] || /\s/.test(origStr[offset])) ? "" : " ";
}
this.preSend = addPreSendListener((channelId, messageObj, extra) => {
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const { guildId } = this;
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stickerBypass: {
if (!settings.enableStickerBypass)
break stickerBypass;
const sticker = StickerStore.getStickerById(extra?.stickerIds?.[0]!);
if (!sticker)
break stickerBypass;
if (sticker.available !== false && ((this.canUseStickers && this.hasPermissionToUseExternalStickers(channelId)) || (sticker as GuildSticker)?.guild_id === guildId))
break stickerBypass;
let link = this.getStickerLink(sticker.id);
if (sticker.format_type === 2) {
this.sendAnimatedSticker(this.getStickerLink(sticker.id), sticker.id, channelId);
return { cancel: true };
} else {
if ("pack_id" in sticker) {
const packId = sticker.pack_id === "847199849233514549"
// Discord moved these stickers into a different pack at some point, but
// Distok still uses the old id
? "749043879713701898"
: sticker.pack_id;
link = `https://distok.top/stickers/${packId}/${sticker.id}.gif`;
}
delete extra.stickerIds;
messageObj.content += " " + link;
}
}
if ((!this.canUseEmotes || !this.hasPermissionToUseExternalEmojis(channelId)) && settings.enableEmojiBypass) {
for (const emoji of messageObj.validNonShortcutEmojis) {
if (!emoji.require_colons) continue;
if (emoji.guildId === guildId && !emoji.animated) continue;
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const emojiString = `<${emoji.animated ? "a" : ""}:${emoji.originalName || emoji.name}:${emoji.id}>`;
const url = emoji.url.replace(/\?size=\d+/, `?size=${Settings.plugins.FakeNitro.emojiSize}`);
messageObj.content = messageObj.content.replace(emojiString, (match, offset, origStr) => {
return `${getWordBoundary(origStr, offset - 1)}${url}${getWordBoundary(origStr, offset + match.length)}`;
});
}
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}
return { cancel: false };
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});
this.preEdit = addPreEditListener((channelId, __, messageObj) => {
if (this.canUseEmotes && this.hasPermissionToUseExternalEmojis(channelId)) return;
const { guildId } = this;
for (const [emojiStr, _, emojiId] of messageObj.content.matchAll(/(?<!\\)<a?:(\w+):(\d+)>/ig)) {
const emoji = EmojiStore.getCustomEmojiById(emojiId);
if (emoji == null || (emoji.guildId === guildId && !emoji.animated)) continue;
if (!emoji.require_colons) continue;
const url = emoji.url.replace(/\?size=\d+/, `?size=${Settings.plugins.FakeNitro.emojiSize}`);
messageObj.content = messageObj.content.replace(emojiStr, (match, offset, origStr) => {
return `${getWordBoundary(origStr, offset - 1)}${url}${getWordBoundary(origStr, offset + match.length)}`;
});
}
});
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},
stop() {
removePreSendListener(this.preSend);
removePreEditListener(this.preEdit);
}
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});