35 lines
762 B
TypeScript
35 lines
762 B
TypeScript
import { IncomingMessage } from "node:http";
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function absoluteUrl(
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req?: IncomingMessage,
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localhostAddress = "localhost:3000"
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) {
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let host =
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(req?.headers ? req.headers.host : window.location.host) ||
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localhostAddress;
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let protocol = /^localhost(:\d+)?$/.test(host) ? "http:" : "https:";
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if (
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req &&
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req.headers["x-forwarded-host"] &&
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typeof req.headers["x-forwarded-host"] === "string"
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) {
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host = req.headers["x-forwarded-host"];
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}
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if (
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req &&
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req.headers["x-forwarded-proto"] &&
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typeof req.headers["x-forwarded-proto"] === "string"
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) {
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protocol = `${req.headers["x-forwarded-proto"]}:`;
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}
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return {
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protocol,
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host,
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origin: protocol + "//" + host,
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};
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}
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export default absoluteUrl;
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