hippofish/packages/backend/src/services/fetch-rel-me.ts
ThatOneCalculator b54dfff32f
chore: 🎨 format
2023-07-17 17:38:27 -07:00

36 lines
951 B
TypeScript

import { getHtml } from "@/misc/fetch.js";
import { JSDOM } from "jsdom";
import config from "@/config/index.js";
async function getRelMeLinks(url: string): Promise<string[]> {
try {
const html = await getHtml(url);
const dom = new JSDOM(html);
const relMeLinks = [
...dom.window.document.querySelectorAll("a[rel='me']"),
...dom.window.document.querySelectorAll("link[rel='me']"),
].map((a) => (a as HTMLAnchorElement | HTMLLinkElement).href);
return relMeLinks;
} catch {
return [];
}
}
export async function verifyLink(
link: string,
username: string,
): Promise<boolean> {
let verified = false;
if (link.startsWith("http")) {
const relMeLinks = await getRelMeLinks(link);
verified = relMeLinks.some((href) =>
new RegExp(
`^https?:\/\/${config.host.replace(
/[.*+\-?^${}()|[\]\\]/g,
"\\$&",
)}\/@${username.replace(/[.*+\-?^${}()|[\]\\]/g, "\\$&")}$`,
).test(href),
);
}
return verified;
}