2024-10-01 16:19:34 +05:00
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/*
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This file is part of the Notesnook project (https://notesnook.com/)
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Copyright (C) 2023 Streetwriters (Private) Limited
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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import { CacheProvider } from "@emotion/react";
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import createEmotionServer from "@emotion/server/create-instance";
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import type { EntryContext } from "@remix-run/node";
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import { RemixServer } from "@remix-run/react";
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import { renderToString } from "react-dom/server";
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import { createEmotionCache } from "./styles/createEmotionCache";
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import { Head } from "./root";
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import { ThemeDark } from "@notesnook/theme";
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globalThis.DEFAULT_THEME = ThemeDark;
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export default function handleRequest(
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request: Request,
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responseStatusCode: number,
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responseHeaders: Headers,
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remixContext: EntryContext
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) {
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// swap out default component with <Head>
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const defaultRoot = remixContext.routeModules.root;
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remixContext.routeModules.root = {
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...defaultRoot,
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default: Head
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};
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const head = renderToString(
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<RemixServer context={remixContext} url={request.url} />
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);
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// restore the default root component
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remixContext.routeModules.root = defaultRoot;
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const cache = createEmotionCache();
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const { extractCriticalToChunks, constructStyleTagsFromChunks } =
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createEmotionServer(cache);
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const body = renderToString(
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<CacheProvider value={cache}>
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<RemixServer context={remixContext} url={request.url} />
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</CacheProvider>
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);
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const styles = constructStyleTagsFromChunks(extractCriticalToChunks(body));
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const html = `<!DOCTYPE html><html><head><!--start head-->${head}${styles}<!--end head--></head><body><div id="root">${body}</div></body></html>`;
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2024-11-25 00:06:41 +08:00
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responseHeaders.set("Content-Type", "text/html; charset=utf-8");
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2024-10-01 16:19:34 +05:00
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2025-02-15 23:38:18 +05:00
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const nonce =
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remixContext.staticHandlerContext?.loaderData?.root?.cspScriptNonce;
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if (nonce)
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responseHeaders.set(
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"Content-Security-Policy",
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getContentSecurityPolicy(nonce)
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);
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2024-10-01 16:19:34 +05:00
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return new Response(html, {
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status: responseStatusCode,
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headers: responseHeaders
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});
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}
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2025-02-15 23:38:18 +05:00
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function getContentSecurityPolicy(nonce?: string) {
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let script_src: string;
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if (typeof nonce === "string") {
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script_src = `'self' 'report-sample' 'nonce-${nonce}'`;
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} else if (process.env.NODE_ENV === "development") {
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// Allow the <LiveReload /> component to load without a nonce in the error pages
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script_src = "'self' 'report-sample'";
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} else {
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script_src = "'self' 'report-sample'";
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}
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const connect_src =
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process.env.NODE_ENV === "development"
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? "'self' ws://localhost:*"
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2025-09-09 11:58:29 +05:00
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: "'self' https://notesnook.com/api/v1/reports/submit";
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2025-02-15 23:38:18 +05:00
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return (
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`script-src ${script_src} 'strict-dynamic'; ` +
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`connect-src ${connect_src}; ` +
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"form-action 'self'; " +
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"object-src 'none'; " +
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"block-all-mixed-content; " +
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"base-uri 'self'; manifest-src 'self'"
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);
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}
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