/opt/canhelp/node_modules/next/dist/server
Edit: /opt/canhelp/node_modules/next/dist/server/send-payload.js (2849B)
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
0 && (module.exports = {
sendEtagResponse: null,
sendRenderResult: null
});
function _export(target, all) {
for(var name in all)Object.defineProperty(target, name, {
enumerable: true,
get: all[name]
});
}
_export(exports, {
sendEtagResponse: function() {
return sendEtagResponse;
},
sendRenderResult: function() {
return sendRenderResult;
}
});
const _utils = require("../shared/lib/utils");
const _etag = require("./lib/etag");
const _fresh = /*#__PURE__*/ _interop_require_default(require("next/dist/compiled/fresh"));
const _cachecontrol = require("./lib/cache-control");
const _constants = require("../lib/constants");
function _interop_require_default(obj) {
return obj && obj.__esModule ? obj : {
default: obj
};
}
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 ((0, _fresh.default)(req.headers, {
etag
})) {
res.statusCode = 304;
res.end();
return true;
}
return false;
}
async function sendRenderResult({ req, res, result, generateEtags, poweredByHeader, cacheControl }) {
if ((0, _utils.isResSent)(res)) {
return;
}
if (poweredByHeader && result.contentType === _constants.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', (0, _cachecontrol.getCacheControlHeader)(cacheControl));
}
const payload = result.isDynamic ? null : result.toUnchunkedString();
if (generateEtags && payload !== null) {
const etag = (0, _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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