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