Files
Dirigent/plugin/core/mentions.ts

32 lines
889 B
TypeScript

import type { DirigentConfig } from "../rules.js";
function userIdFromToken(token: string): string | undefined {
try {
const segment = token.split(".")[0];
const padded = segment + "=".repeat((4 - (segment.length % 4)) % 4);
return Buffer.from(padded, "base64").toString("utf8");
} catch {
return undefined;
}
}
export function extractMentionedUserIds(content: string): string[] {
const regex = /<@!?(\d+)>/g;
const ids: string[] = [];
const seen = new Set<string>();
let match: RegExpExecArray | null;
while ((match = regex.exec(content)) !== null) {
const id = match[1];
if (!seen.has(id)) {
seen.add(id);
ids.push(id);
}
}
return ids;
}
export function getModeratorUserId(config: DirigentConfig): string | undefined {
if (!config.moderatorBotToken) return undefined;
return userIdFromToken(config.moderatorBotToken);
}