Move redirects to legacy site config (#5936)

Author: gaearon

next.config.js

@@ -2,8 +2,6 @@
  * Copyright (c) Facebook, Inc. and its affiliates.
  */
 
-const siteConfig = require('./src/siteConfig').siteConfig;
-
 /**
  * @type {import('next').NextConfig}
  **/
@@ -16,22 +14,6 @@ const nextConfig = {
     legacyBrowsers: false,
     browsersListForSwc: true,
   },
-  redirects() {
-    const redirects = [];
-    const languageCode = siteConfig.languageCode;
-    const subdomain =
-      languageCode === 'en' || !siteConfig.hasLegacySite
-        ? ''
-        : languageCode + '.';
-    return [
-      {
-        // Assume all *.html links are legacy site URLs.
-        source: '/:path*(\\.html)',
-        destination: `https://${subdomain}legacy.reactjs.org/:path*.html`,
-        permanent: false,
-      },
-    ];
-  },
   env: {
     SANDPACK_BARE_COMPONENTS: process.env.SANDPACK_BARE_COMPONENTS,
   },

vercel.json

@@ -4,271 +4,6 @@
   },
   "trailingSlash": false,
   "redirects": [
-    {
-      "source": "/docs/add-react-to-a-website.html",
-      "destination": "/learn/add-react-to-an-existing-project",
-      "permanent": false
-    },
-    {
-      "source": "/docs/create-a-new-react-app.html",
-      "destination": "/learn/start-a-new-react-project",
-      "permanent": false
-    },
-    {
-      "source": "/docs/release-channels.html",
-      "destination": "/community/versioning-policy",
-      "permanent": false
-    },
-    {
-      "source": "/docs/thinking-in-react.html",
-      "destination": "/learn/thinking-in-react",
-      "permanent": false
-    },
-    {
-      "source": "/tutorial/tutorial.html",
-      "destination": "/learn/tutorial-tic-tac-toe",
-      "permanent": false
-    },
-    {
-      "source": "/community/support.html",
-      "destination": "/community",
-      "permanent": false
-    },
-    {
-      "source": "/community/conferences.html",
-      "destination": "/community/conferences",
-      "permanent": false
-    },
-    {
-      "source": "/community/meetups.html",
-      "destination": "/community/meetups",
-      "permanent": false
-    },
-    {
-      "source": "/community/team.html",
-      "destination": "/community/team",
-      "permanent": false
-    },
-    {
-      "source": "/community/videos.html",
-      "destination": "/community/videos",
-      "permanent": false
-    },
-    {
-      "source": "/blog/2022/06/15/react-labs-what-we-have-been-working-on-june-2022.html",
-      "destination": "/blog/2022/06/15/react-labs-what-we-have-been-working-on-june-2022",
-      "permanent": false
-    },
-    {
-      "source": "/blog/2022/03/29/react-v18.html",
-      "destination": "/blog/2022/03/29/react-v18",
-      "permanent": false
-    },
-    {
-      "source": "/blog/2022/03/08/react-18-upgrade-guide.html",
-      "destination": "/blog/2022/03/08/react-18-upgrade-guide",
-      "permanent": false
-    },
-    {
-      "source": "/blog/2021/12/17/react-conf-2021-recap.html",
-      "destination": "/blog/2021/12/17/react-conf-2021-recap",
-      "permanent": false
-    },
-    {
-      "source": "/blog/2021/06/08/the-plan-for-react-18.html",
-      "destination": "/blog/2021/06/08/the-plan-for-react-18",
-      "permanent": false
-    },
-    {
-      "source": "/blog/2020/12/21/data-fetching-with-react-server-components.html",
-      "destination": "/blog/2020/12/21/data-fetching-with-react-server-components",
-      "permanent": false
-    },
-    {
-      "source": "/tips/controlled-input-null-value.html",
-      "destination": "/reference/react-dom/components/input#im-getting-an-error-a-component-is-changing-an-uncontrolled-input-to-be-controlled",
-      "permanent": false
-    },
-    {
-      "source": "/link/switch-to-createroot",
-      "destination": "https://github.com/reactwg/react-18/discussions/5",
-      "permanent": false
-    },
-    {
-      "source": "/server-components",
-      "destination": "/blog/2020/12/21/data-fetching-with-react-server-components",
-      "permanent": false
-    },
-    {
-      "source": "/concurrent",
-      "destination": "/blog/2022/03/29/react-v18",
-      "permanent": false
-    },
-    {
-      "source": "/hooks",
-      "destination": "/reference/react",
-      "permanent": false
-    },
-    {
-      "source": "/tutorial",
-      "destination": "/learn/tutorial-tic-tac-toe",
-      "permanent": false
-    },
-    {
-      "source": "/link/attribute-behavior",
-      "destination": "https://legacy.reactjs.org/blog/2017/09/08/dom-attributes-in-react-16.html#changes-in-detail",
-      "permanent": false
-    },
-    {
-      "source": "/link/controlled-components",
-      "destination": "/reference/react-dom/components/input#controlling-an-input-with-a-state-variable",
-      "permanent": false
-    },
-    {
-      "source": "/link/crossorigin-error",
-      "destination": "https://legacy.reactjs.org/docs/cross-origin-errors.html",
-      "permanent": false
-    },
-    {
-      "source": "/link/dangerously-set-inner-html",
-      "destination": "/reference/react-dom/components/common#dangerously-setting-the-inner-html",
-      "permanent": false
-    },
-    {
-      "source": "/link/derived-state",
-      "destination": "https://legacy.reactjs.org/blog/2018/06/07/you-probably-dont-need-derived-state.html",
-      "permanent": false
-    },
-    {
-      "source": "/link/error-boundaries",
-      "destination": "https://legacy.reactjs.org/docs/error-boundaries.html",
-      "permanent": false
-    },
-    {
-      "source": "/link/event-pooling",
-      "destination": "https://legacy.reactjs.org/docs/legacy-event-pooling.html",
-      "permanent": false
-    },
-    {
-      "source": "/link/hooks-data-fetching",
-      "destination": "/reference/react/useEffect#fetching-data-with-effects",
-      "permanent": false
-    },
-    {
-      "source": "/link/invalid-aria-props",
-      "destination": "/warnings/invalid-aria-prop",
-      "permanent": false
-    },
-    {
-      "source": "/link/invalid-hook-call",
-      "destination": "/warnings/invalid-hook-call-warning",
-      "permanent": false
-    },
-    {
-      "source": "/link/legacy-context",
-      "destination": "https://legacy.reactjs.org/docs/legacy-context.html",
-      "permanent": false
-    },
-    {
-      "source": "/link/legacy-factories",
-      "destination": "https://legacy.reactjs.org/warnings/legacy-factories.html",
-      "permanent": false
-    },
-    {
-      "source": "/link/perf-use-production-build",
-      "destination": "https://legacy.reactjs.org/docs/optimizing-performance.html#use-the-production-build",
-      "permanent": false
-    },
-    {
-      "source": "/link/react-devtools",
-      "destination": "/learn/react-developer-tools",
-      "permanent": false
-    },
-    {
-      "source": "/link/react-polyfills",
-      "destination": "https://legacy.reactjs.org/docs/javascript-environment-requirements.html",
-      "permanent": false
-    },
-    {
-      "source": "/link/refs-must-have-owner",
-      "destination": "https://legacy.reactjs.org/warnings/refs-must-have-owner.html",
-      "permanent": false
-    },
-    {
-      "source": "/link/rules-of-hooks",
-      "destination": "/warnings/invalid-hook-call-warning",
-      "permanent": false
-    },
-    {
-      "source": "/link/special-props",
-      "destination": "/warnings/special-props",
-      "permanent": false
-    },
-    {
-      "source": "/link/strict-mode-find-node",
-      "destination": "/reference/react-dom/findDOMNode#alternatives",
-      "permanent": false
-    },
-    {
-      "source": "/link/strict-mode-string-ref",
-      "destination": "https://legacy.reactjs.org/docs/refs-and-the-dom.html#legacy-api-string-refs",
-      "permanent": false
-    },
-    {
-      "source": "/link/unsafe-component-lifecycles",
-      "destination": "https://legacy.reactjs.org/blog/2018/03/27/update-on-async-rendering.html",
-      "permanent": false
-    },
-    {
-      "source": "/link/warning-keys",
-      "destination": "/learn/rendering-lists#keeping-list-items-in-order-with-key",
-      "permanent": false
-    },
-    {
-      "source": "/link/wrap-tests-with-act",
-      "destination": "https://legacy.reactjs.org/docs/test-utils.html#act",
-      "permanent": false
-    },
-    {
-      "source": "/link/interaction-tracing",
-      "destination": "https://gist.github.com/bvaughn/8de925562903afd2e7a12554adcdda16",
-      "permanent": false
-    },
-    {
-      "source": "/link/profiling",
-      "destination": "https://gist.github.com/bvaughn/25e6233aeb1b4f0cdb8d8366e54a3977",
-      "permanent": false
-    },
-    {
-      "source": "/link/test-utils-mock-component",
-      "destination": "https://gist.github.com/bvaughn/fbf41b3f895bf2d297935faa5525eee9",
-      "permanent": false
-    },
-    {
-      "source": "/link/uselayouteffect-ssr",
-      "destination": "https://gist.github.com/gaearon/e7d97cdf38a2907924ea12e4ebdf3c85",
-      "permanent": false
-    },
-    {
-      "source": "/link/react-devtools-faq",
-      "destination": "https://github.com/facebook/react/tree/main/packages/react-devtools#faq",
-      "permanent": false
-    },
-    {
-      "source": "/link/setstate-in-render",
-      "destination": "https://github.com/facebook/react/issues/18178#issuecomment-595846312",
-      "permanent": false
-    },
-    {
-      "source": "/version/15.6",
-      "destination": "https://react-legacy.netlify.app",
-      "permanent": false
-    },
-    {
-      "source": "/apis/:path*",
-      "destination": "/reference/:path*",
-      "permanent": true
-    },
     {
       "source": "/reference",
       "destination": "/reference/react",
@@ -278,11 +13,6 @@
       "source": "/learn/meet-the-team",
       "destination": "/community/team",
       "permanent": true
-    },
-    {
-      "source": "/learn/add-react-to-a-website",
-      "destination": "/learn/add-react-to-an-existing-project",
-      "permanent": true
     }
   ],
   "headers": [