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Rob HoganandFacebook GitHub Bot
99767d43b0
Summary: `URL.canParse` was added to Node.js [in v18.17.0](https://github.com/nodejs/node/commit/9586cd0cfd50bb83722af4edeb54cd113b68e20a). Internally, we have call sites using earlier versions of Node.js. Changelog: [General][Fixed]: dev-middleware: Remove URL.canParse, restore compat with Node < 18.17 Reviewed By: rshest Differential Revision: D66158204 fbshipit-source-id: e7a846b536e76672cea9afd5bdc5041d50a8b587
33 lines
952 B
JavaScript
33 lines
952 B
JavaScript
/**
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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* @flow strict-local
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* @format
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* @oncall react_native
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*/
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// Determine the base URL (scheme and host) used by a client to reach this
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// server.
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//
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// TODO: Support X-Forwarded-Host, etc. for trusted proxies
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export default function getBaseUrlFromRequest(
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req: http$IncomingMessage<tls$TLSSocket> | http$IncomingMessage<net$Socket>,
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): ?URL {
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const hostHeader = req.headers.host;
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if (hostHeader == null) {
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return null;
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}
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// `encrypted` is always true for TLS sockets and undefined for net
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// https://github.com/nodejs/node/issues/41863#issuecomment-1030709186
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const scheme = req.socket.encrypted === true ? 'https' : 'http';
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const url = `${scheme}://${req.headers.host}`;
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try {
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return new URL(url);
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} catch {
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return null;
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}
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}
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