61 lines
1.3 KiB
TypeScript
61 lines
1.3 KiB
TypeScript
/*!
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* This file is part of Share₂Fedi
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* https://github.com/kytta/share2fedi
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*
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* SPDX-FileCopyrightText: © 2023 Nikita Karamov <me@kytta.dev>
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* SPDX-License-Identifier: AGPL-3.0-only
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*/
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import { normalizeURL } from "@lib/url";
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interface NodeInfoList {
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links: {
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rel: string;
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href: string;
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}[];
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}
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interface NodeInfo {
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software: {
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name: string;
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version: string;
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[key: string]: unknown;
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};
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[key: string]: unknown;
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}
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export const getSoftwareName = async (
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domain: string,
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): Promise<string | undefined> => {
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const nodeInfoListUrl = new URL(
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"/.well-known/nodeinfo",
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normalizeURL(domain),
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);
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let nodeInfoList: NodeInfoList;
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try {
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const nodeInfoListResponse = await fetch(nodeInfoListUrl);
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nodeInfoList = await nodeInfoListResponse.json();
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} catch (error) {
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console.error("Could not fetch '.well-known/nodeinfo':", error);
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return undefined;
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}
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for (const link of nodeInfoList.links) {
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if (
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/^http:\/\/nodeinfo\.diaspora\.software\/ns\/schema\/(1\.0|1\.1|2\.0|2\.1)/.test(
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link.rel,
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)
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) {
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const nodeInfoResponse = await fetch(link.href);
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const nodeInfo = (await nodeInfoResponse.json()) as NodeInfo;
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return nodeInfo.software.name;
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}
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}
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// not found
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console.warn("No NodeInfo found for domain:", domain);
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return undefined;
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};
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