el.xwx.moe/lib/api/validateUrlSize.ts
2024-04-17 18:02:54 -04:00

44 lines
1.1 KiB
TypeScript

import fetch from "node-fetch";
import https from "https";
import { SocksProxyAgent } from "socks-proxy-agent";
export default async function validateUrlSize(url: string) {
if (process.env.IGNORE_URL_SIZE_LIMIT === "true") return null;
try {
const httpsAgent = new https.Agent({
rejectUnauthorized:
process.env.IGNORE_UNAUTHORIZED_CA === "true" ? false : true,
});
let fetchOpts = {
method: "HEAD",
agent: httpsAgent,
};
if (process.env.PROXY) {
let proxy = new URL(process.env.PROXY);
if (process.env.PROXY_USERNAME) {
proxy.username = process.env.PROXY_USERNAME;
proxy.password = process.env.PROXY_PASSWORD || "";
}
fetchOpts = {
method: "HEAD",
agent: new SocksProxyAgent(proxy.toString()),
};
}
const response = await fetch(url, fetchOpts);
const totalSizeMB =
Number(response.headers.get("content-length")) / Math.pow(1024, 2);
if (totalSizeMB > (Number(process.env.NEXT_PUBLIC_MAX_FILE_SIZE) || 30))
return null;
else return response.headers;
} catch (err) {
console.log(err);
return null;
}
}