/home/techb158/balavpn.abdallabala.com/node_modules/next/dist/esm/server
Edit: /home/techb158/balavpn.abdallabala.com/node_modules/next/dist/esm/server/send-payload.js (2174B)
import { isResSent } from '../shared/lib/utils';
import { generateETag } from './lib/etag';
import fresh from 'next/dist/compiled/fresh';
import { getCacheControlHeader } from './lib/cache-control';
import { HTML_CONTENT_TYPE_HEADER } from '../lib/constants';
export function sendEtagResponse(req, res, etag) {
if (etag) {
/**
* The server generating a 304 response MUST generate any of the
* following header fields that would have been sent in a 200 (OK)
* response to the same request: Cache-Control, Content-Location, Date,
* ETag, Expires, and Vary. https://tools.ietf.org/html/rfc7232#section-4.1
*/ res.setHeader('ETag', etag);
}
if (fresh(req.headers, {
etag
})) {
res.statusCode = 304;
res.end();
return true;
}
return false;
}
export async function sendRenderResult({ req, res, result, generateEtags, poweredByHeader, cacheControl }) {
if (isResSent(res)) {
return;
}
if (poweredByHeader && result.contentType === HTML_CONTENT_TYPE_HEADER) {
res.setHeader('X-Powered-By', 'Next.js');
}
// If cache control is already set on the response we don't
// override it to allow users to customize it via next.config
if (cacheControl && !res.getHeader('Cache-Control')) {
res.setHeader('Cache-Control', getCacheControlHeader(cacheControl));
}
const payload = result.isDynamic ? null : result.toUnchunkedString();
if (generateEtags && payload !== null) {
const etag = generateETag(payload);
if (sendEtagResponse(req, res, etag)) {
return;
}
}
if (!res.getHeader('Content-Type') && result.contentType) {
res.setHeader('Content-Type', result.contentType);
}
if (payload) {
res.setHeader('Content-Length', Buffer.byteLength(payload));
}
if (req.method === 'HEAD') {
res.end(null);
return;
}
if (payload !== null) {
res.end(payload);
return;
}
// Pipe the render result to the response after we get a writer for it.
await result.pipeToNodeResponse(res);
}
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