work around vrchat json parser bug

This commit is contained in:
Lamp 2024-01-31 04:35:53 +00:00
parent 41b122de60
commit fda3e02823

18
app.js

@ -75,5 +75,23 @@ router.get("/", ctx => {
// work around vrchat json parser bug https://feedback.vrchat.com/udon/p/braces-inside-strings-in-vrcjson-can-fail-to-deserialize
app.use(async (ctx, next) => {
await next();
if (ctx.type != "application/json") return;
ctx.body = structuredClone(ctx.body);
(function iterateObject(obj) {
for (var key in obj) {
if (typeof obj[key] == "string") {
obj[key] = obj[key].replace(/[\[\]{}]/g, chr => "\\u" + chr.charCodeAt(0).toString(16).padStart(4, '0'));
} else if (typeof obj[key] == "object") {
iterateObject(obj[key]);
}
}
})(ctx.body);
ctx.body = JSON.stringify(ctx.body).replaceAll("\\\\u", "\\u");
ctx.type = "json";
});
app.use(router.routes());
app.use(router.allowedMethods());