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Fix top-level await in server.js causes error in Phusion Passenger #482

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Merged
merged 1 commit into from
Apr 12, 2025
Merged

Fix top-level await in server.js causes error in Phusion Passenger #482

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185 changes: 94 additions & 91 deletions frontend/server.js
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Original file line number Diff line number Diff line change
Expand Up @@ -13,117 +13,120 @@ import * as nodeUrl from "node:url";

installGlobals();

const base = process.env.BASE || "/";
const port = process.argv.includes("--port")
? process.argv[process.argv.indexOf("--port") + 1]
: process.env.NODE_PORT || 5678;
const isProduction = process.env.NODE_ENV === "production";
async function main() {
const base = process.env.BASE || "/";
const port = process.argv.includes("--port")
? process.argv[process.argv.indexOf("--port") + 1]
: process.env.NODE_PORT || 5678;
const isProduction = process.env.NODE_ENV === "production";

const __dirname = path.dirname(fileURLToPath(import.meta.url));
const __dirname = path.dirname(fileURLToPath(import.meta.url));

const templateHtml = isProduction
? await fs.readFile("./dist/client/index.html", "utf-8")
: "";
const templateHtml = isProduction
? await fs.readFile("./dist/client/index.html", "utf-8")
: "";

const ssrManifest = isProduction
? await fs.readFile("./dist/client/.vite/ssr-manifest.json", "utf-8")
: undefined;
const ssrManifest = isProduction
? await fs.readFile("./dist/client/.vite/ssr-manifest.json", "utf-8")
: undefined;

const app = express();
app.use(cookieParser());
const app = express();
app.use(cookieParser());

app.use('/.well-known', express.static(path.join(__dirname, 'public/.well-known')));
app.use('/.well-known', express.static(path.join(__dirname, 'public/.well-known')));

let vite;
let vite;

if (!isProduction) {
vite = await viteServer({
server: {middlewareMode: true},
appType: "custom",
base,
});

app.use(vite.middlewares);
} else {
app.use(compression());
app.use(base, sirv(path.join(__dirname, "./dist/client"), {extensions: []}));
}
if (!isProduction) {
vite = await viteServer({
server: { middlewareMode: true },
appType: "custom",
base,
});

const getViteEnvironmentVariables = () => {
const envVars = {};
for (const key in process.env) {
if (key.startsWith('VITE_')) {
envVars[key] = process.env[key];
}
app.use(vite.middlewares);
} else {
app.use(compression());
app.use(base, sirv(path.join(__dirname, "./dist/client"), { extensions: [] }));
}
return JSON.stringify(envVars);
};

app.use("*", async (req, res) => {
const url = req.originalUrl.replace(base, "");

try {
let template;
let render;

if (!isProduction) {
template = await fs.readFile(path.join(__dirname, "./index.html"), "utf-8");
template = await vite.transformIndexHtml(url, template);
render = (await vite.ssrLoadModule("/src/entry.server.tsx")).render;
} else {
template = templateHtml;
render = (await dynamicImport(path.join(__dirname, "./dist/server/entry.server.js"))).render;

const getViteEnvironmentVariables = () => {
const envVars = {};
for (const key in process.env) {
if (key.startsWith('VITE_')) {
envVars[key] = process.env[key];
}
}
return JSON.stringify(envVars);
};

const {appHtml, dehydratedState, helmetContext} = await render(
{req, res},
ssrManifest
);
const stringifiedState = JSON.stringify(dehydratedState);
app.use("*", async (req, res) => {
const url = req.originalUrl.replace(base, "");

try {
let template;
let render;

if (!isProduction) {
template = await fs.readFile(path.join(__dirname, "./index.html"), "utf-8");
template = await vite.transformIndexHtml(url, template);
render = (await vite.ssrLoadModule("/src/entry.server.tsx")).render;
} else {
template = templateHtml;
render = (await dynamicImport(path.join(__dirname, "./dist/server/entry.server.js"))).render;
}

const helmetHtml = Object.values(helmetContext.helmet || {})
.map((value) => value.toString() || "")
.join(" ");
const { appHtml, dehydratedState, helmetContext } = await render(
{ req, res },
ssrManifest
);
const stringifiedState = JSON.stringify(dehydratedState);

const envVariablesHtml = `<script>window.hievents = ${getViteEnvironmentVariables()};</script>`;
const helmetHtml = Object.values(helmetContext.helmet || {})
.map((value) => value.toString() || "")
.join(" ");

const headSnippets = [];
if (process.env.VITE_FATHOM_SITE_ID) {
headSnippets.push(`
const envVariablesHtml = `<script>window.hievents = ${getViteEnvironmentVariables()};</script>`;

const headSnippets = [];
if (process.env.VITE_FATHOM_SITE_ID) {
headSnippets.push(`
<script src="https://cdn.usefathom.com/script.js" data-spa="auto" data-site="${process.env.VITE_FATHOM_SITE_ID}" defer></script>
`);
}
}

const html = template
.replace("<!--head-snippets-->", headSnippets.join("\n"))
.replace("<!--app-html-->", appHtml)
.replace("<!--dehydrated-state-->", `<script>window.__REHYDRATED_STATE__ = ${stringifiedState}</script>`)
.replace("<!--environment-variables-->", envVariablesHtml)
.replace(/<!--render-helmet-->.*?<!--\/render-helmet-->/s, helmetHtml);

res.setHeader("Content-Type", "text/html");
return res.status(200).end(html);
} catch (error) {
if (error instanceof Response) {
if (error.status >= 300 && error.status < 400) {
return res.redirect(error.status, error.headers.get("Location") || "/");
} else {
return res.status(error.status).send(await error.text());
const html = template
.replace("<!--head-snippets-->", headSnippets.join("\n"))
.replace("<!--app-html-->", appHtml)
.replace("<!--dehydrated-state-->", `<script>window.__REHYDRATED_STATE__ = ${stringifiedState}</script>`)
.replace("<!--environment-variables-->", envVariablesHtml)
.replace(/<!--render-helmet-->.*?<!--\/render-helmet-->/s, helmetHtml);

res.setHeader("Content-Type", "text/html");
return res.status(200).end(html);
} catch (error) {
if (error instanceof Response) {
if (error.status >= 300 && error.status < 400) {
return res.redirect(error.status, error.headers.get("Location") || "/");
} else {
return res.status(error.status).send(await error.text());
}
}
}

console.error(error);
res.status(500).send("Internal Server Error");
}
});
console.error(error);
res.status(500).send("Internal Server Error");
}
});

app.listen(port, () => {
console.info(`SSR Serving at http://localhost:${port}`);
});
app.listen(port, () => {
console.info(`SSR Serving at http://localhost:${port}`);
});

const dynamicImport = async (path) => {
return import(
nodePath.isAbsolute(path) ? nodeUrl.pathToFileURL(path).toString() : path
);
const dynamicImport = async (path) => {
return import(
nodePath.isAbsolute(path) ? nodeUrl.pathToFileURL(path).toString() : path
);

}
}
main();