mirror of
https://github.com/jakejarvis/jarv.is.git
synced 2025-04-26 16:28:28 -04:00
52 lines
1.2 KiB
TypeScript
52 lines
1.2 KiB
TypeScript
import type { GetServerSideProps } from "next";
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export const getServerSideProps: GetServerSideProps<Record<string, never>> = async (context) => {
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const { res } = context;
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// this production check should be unnecessary because "noindex" and "nofollow" are also set in a meta tag (see
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// DefaultSeo's props in pages/_app.tsx), but it doesn't hurt...
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const robots = `User-agent: *
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${process.env.NEXT_PUBLIC_VERCEL_ENV !== "production" ? `Disallow: /` : `Allow: /`}
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# Block CommonCrawl
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User-agent: CCBot
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Disallow: /
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# Block Google Bard
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User-agent: Google-Extended
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Disallow: /
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# Block OpenAI & ChatGPT
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User-agent: GPTBot
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Disallow: /
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User-agent: ChatGPT-User
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Disallow: /
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# Block Anthropic AI
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User-agent: anthropic-ai
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Disallow: /
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User-agent: ClaudeBot
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Disallow: /
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# Block ByteDance
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User-agent: Bytespider
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Disallow: /
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Sitemap: ${process.env.NEXT_PUBLIC_BASE_URL || ""}/sitemap.xml
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`;
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res.setHeader("content-type", "text/plain; charset=utf-8");
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// cache on edge for one week
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res.setHeader("cache-control", "public, max-age=0, s-maxage=604800, stale-while-revalidate");
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res.write(robots);
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res.end();
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return {
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props: {},
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};
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};
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// eslint-disable-next-line import/no-anonymous-default-export
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export default () => null;
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