68 lines
2.6 KiB
TypeScript
68 lines
2.6 KiB
TypeScript
/*
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* Vencord, a modification for Discord's desktop app
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* Copyright (c) 2022 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 definePlugin from "../utils/types";
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import { addPreSendListener, addPreEditListener, MessageObject, removePreSendListener, removePreEditListener } from "../api/MessageEvents";
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import { Devs } from "../utils/constants";
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export default definePlugin({
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name: "Unindent",
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description: "Trims leading indentation from codeblocks",
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authors: [Devs.Ven],
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dependencies: ["MessageEventsAPI"],
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patches: [
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{
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find: "inQuote:",
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replacement: {
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match: /,content:([^,]+),inQuote/,
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replace: (_, content) => `,content:Vencord.Plugins.plugins.Unindent.unindent(${content}),inQuote`
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}
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}
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],
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unindent(str: string) {
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// Users cannot send tabs, they get converted to spaces. However, a bot may send tabs, so convert them to 4 spaces first
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str = str.replace(/\t/g, " ");
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const minIndent = str.match(/^ *(?=\S)/gm)
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?.reduce((prev, curr) => Math.min(prev, curr.length), Infinity) ?? 0;
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if (!minIndent) return str;
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return str.replace(new RegExp(`^ {${minIndent}}`, "gm"), "");
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},
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unindentMsg(msg: MessageObject) {
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msg.content = msg.content.replace(/```(.|\n)*?```/g, m => {
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const lines = m.split("\n");
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if (lines.length < 2) return m; // Do not affect inline codeblocks
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let suffix = "";
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if (lines[lines.length - 1] === "```") suffix = lines.pop()!;
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return `${lines[0]}\n${this.unindent(lines.slice(1).join("\n"))}\n${suffix}`;
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});
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},
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start() {
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this.preSend = addPreSendListener((_, msg) => this.unindentMsg(msg));
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this.preEdit = addPreEditListener((_cid, _mid, msg) => this.unindentMsg(msg));
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},
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stop() {
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removePreSendListener(this.preSend);
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removePreEditListener(this.preEdit);
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}
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});
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