next
Version:
The React Framework
916 lines • 87.8 kB
JavaScript
import { NormalizeError, DecodeError, normalizeRepeatedSlashes, MissingStaticPage } from "../shared/lib/utils";
import { format as formatUrl, parse as parseUrl } from "url";
import { getRedirectStatus } from "../lib/redirect-status";
import { isEdgeRuntime } from "../lib/is-edge-runtime";
import { APP_PATHS_MANIFEST, NEXT_BUILTIN_DOCUMENT, PAGES_MANIFEST, STATIC_STATUS_PAGES, TEMPORARY_REDIRECT_STATUS } from "../shared/lib/constants";
import { isDynamicRoute } from "../shared/lib/router/utils";
import { setLazyProp, getCookieParser, checkIsOnDemandRevalidate } from "./api-utils";
import { setConfig } from "../shared/lib/runtime-config";
import { setRevalidateHeaders } from "./send-payload/revalidate-headers";
import { execOnce } from "../shared/lib/utils";
import { isBlockedPage } from "./utils";
import { isBot } from "../shared/lib/router/utils/is-bot";
import RenderResult from "./render-result";
import { removeTrailingSlash } from "../shared/lib/router/utils/remove-trailing-slash";
import { denormalizePagePath } from "../shared/lib/page-path/denormalize-page-path";
import * as Log from "../build/output/log";
import escapePathDelimiters from "../shared/lib/router/utils/escape-path-delimiters";
import { getUtils } from "./server-utils";
import isError, { getProperError } from "../lib/is-error";
import { addRequestMeta, getRequestMeta, removeRequestMeta } from "./request-meta";
import { removePathPrefix } from "../shared/lib/router/utils/remove-path-prefix";
import { normalizeAppPath, normalizeRscPath } from "../shared/lib/router/utils/app-paths";
import { getHostname } from "../shared/lib/get-hostname";
import { parseUrl as parseUrlUtil } from "../shared/lib/router/utils/parse-url";
import { getNextPathnameInfo } from "../shared/lib/router/utils/get-next-pathname-info";
import { RSC, RSC_VARY_HEADER, FLIGHT_PARAMETERS, NEXT_RSC_UNION_QUERY } from "../client/components/app-router-headers";
import { LocaleRouteNormalizer } from "./future/normalizers/locale-route-normalizer";
import { DefaultRouteMatcherManager } from "./future/route-matcher-managers/default-route-matcher-manager";
import { AppPageRouteMatcherProvider } from "./future/route-matcher-providers/app-page-route-matcher-provider";
import { AppRouteRouteMatcherProvider } from "./future/route-matcher-providers/app-route-route-matcher-provider";
import { PagesAPIRouteMatcherProvider } from "./future/route-matcher-providers/pages-api-route-matcher-provider";
import { PagesRouteMatcherProvider } from "./future/route-matcher-providers/pages-route-matcher-provider";
import { ServerManifestLoader } from "./future/route-matcher-providers/helpers/manifest-loaders/server-manifest-loader";
import { getTracer, SpanKind } from "./lib/trace/tracer";
import { BaseServerSpan } from "./lib/trace/constants";
import { I18NProvider } from "./future/helpers/i18n-provider";
import { sendResponse } from "./send-response";
import { RouteKind } from "./future/route-kind";
import { handleInternalServerErrorResponse } from "./future/route-modules/helpers/response-handlers";
import { fromNodeOutgoingHttpHeaders, toNodeOutgoingHttpHeaders } from "./web/utils";
import { NEXT_QUERY_PARAM_PREFIX } from "../lib/constants";
import { normalizeLocalePath } from "../shared/lib/i18n/normalize-locale-path";
import { NextRequestAdapter, signalFromNodeResponse } from "./web/spec-extension/adapters/next-request";
export class NoFallbackError extends Error {
}
// Internal wrapper around build errors at development
// time, to prevent us from propagating or logging them
export class WrappedBuildError extends Error {
constructor(innerError){
super();
this.innerError = innerError;
}
}
export default class Server {
constructor(options){
var _this_nextConfig_i18n, _this_nextConfig_experimental_amp, _this_nextConfig_i18n1;
this.prepared = false;
this.preparedPromise = null;
this.customErrorNo404Warn = execOnce(()=>{
Log.warn(`You have added a custom /_error page without a custom /404 page. This prevents the 404 page from being auto statically optimized.\nSee here for info: https://nextjs.org/docs/messages/custom-error-no-custom-404`);
});
const { dir ="." , quiet =false , conf , dev =false , minimalMode =false , customServer =true , hostname , port } = options;
this.serverOptions = options;
this.isRenderWorker = options._renderWorker;
this.dir = process.env.NEXT_RUNTIME === "edge" ? dir : require("path").resolve(dir);
this.quiet = quiet;
this.loadEnvConfig({
dev
});
// TODO: should conf be normalized to prevent missing
// values from causing issues as this can be user provided
this.nextConfig = conf;
this.hostname = hostname;
this.port = port;
this.distDir = process.env.NEXT_RUNTIME === "edge" ? this.nextConfig.distDir : require("path").join(this.dir, this.nextConfig.distDir);
this.publicDir = this.getPublicDir();
this.hasStaticDir = !minimalMode && this.getHasStaticDir();
this.i18nProvider = ((_this_nextConfig_i18n = this.nextConfig.i18n) == null ? void 0 : _this_nextConfig_i18n.locales) ? new I18NProvider(this.nextConfig.i18n) : undefined;
// Configure the locale normalizer, it's used for routes inside `pages/`.
this.localeNormalizer = this.i18nProvider ? new LocaleRouteNormalizer(this.i18nProvider) : undefined;
// Only serverRuntimeConfig needs the default
// publicRuntimeConfig gets it's default in client/index.js
const { serverRuntimeConfig ={} , publicRuntimeConfig , assetPrefix , generateEtags } = this.nextConfig;
this.buildId = this.getBuildId();
this.minimalMode = minimalMode || !!process.env.NEXT_PRIVATE_MINIMAL_MODE;
this.hasAppDir = !!this.nextConfig.experimental.appDir && this.getHasAppDir(dev);
const serverComponents = this.hasAppDir;
this.nextFontManifest = this.getNextFontManifest();
if (process.env.NEXT_RUNTIME !== "edge") {
if (this.nextConfig.experimental.deploymentId) {
process.env.NEXT_DEPLOYMENT_ID = this.nextConfig.experimental.deploymentId;
}
}
this.renderOpts = {
deploymentId: this.nextConfig.experimental.deploymentId,
strictNextHead: !!this.nextConfig.experimental.strictNextHead,
poweredByHeader: this.nextConfig.poweredByHeader,
canonicalBase: this.nextConfig.amp.canonicalBase || "",
buildId: this.buildId,
generateEtags,
previewProps: this.getPrerenderManifest().preview,
customServer: customServer === true ? true : undefined,
ampOptimizerConfig: (_this_nextConfig_experimental_amp = this.nextConfig.experimental.amp) == null ? void 0 : _this_nextConfig_experimental_amp.optimizer,
basePath: this.nextConfig.basePath,
images: this.nextConfig.images,
optimizeFonts: this.nextConfig.optimizeFonts,
fontManifest: this.nextConfig.optimizeFonts && !dev ? this.getFontManifest() : undefined,
optimizeCss: this.nextConfig.experimental.optimizeCss,
nextConfigOutput: this.nextConfig.output,
nextScriptWorkers: this.nextConfig.experimental.nextScriptWorkers,
disableOptimizedLoading: this.nextConfig.experimental.disableOptimizedLoading,
domainLocales: (_this_nextConfig_i18n1 = this.nextConfig.i18n) == null ? void 0 : _this_nextConfig_i18n1.domains,
distDir: this.distDir,
serverComponents,
crossOrigin: this.nextConfig.crossOrigin ? this.nextConfig.crossOrigin : undefined,
largePageDataBytes: this.nextConfig.experimental.largePageDataBytes,
// Only the `publicRuntimeConfig` key is exposed to the client side
// It'll be rendered as part of __NEXT_DATA__ on the client side
runtimeConfig: Object.keys(publicRuntimeConfig).length > 0 ? publicRuntimeConfig : undefined
};
// Initialize next/config with the environment configuration
setConfig({
serverRuntimeConfig,
publicRuntimeConfig
});
this.pagesManifest = this.getPagesManifest();
this.appPathsManifest = this.getAppPathsManifest();
this.appPathRoutes = this.getAppPathRoutes();
// Configure the routes.
const { matchers } = this.getRoutes();
this.matchers = matchers;
// Start route compilation. We don't wait for the routes to finish loading
// because we use the `waitTillReady` promise below in `handleRequest` to
// wait. Also we can't `await` in the constructor.
matchers.reload();
this.setAssetPrefix(assetPrefix);
this.responseCache = this.getResponseCache({
dev
});
}
async normalizeNextData(_req, _res, _parsedUrl) {
return {
finished: false
};
}
async handleNextImageRequest(_req, _res, _parsedUrl) {
return {
finished: false
};
}
async handleCatchallRenderRequest(_req, _res, _parsedUrl) {
return {
finished: false
};
}
async handleCatchallMiddlewareRequest(_req, _res, _parsedUrl) {
return {
finished: false
};
}
getRoutes() {
// Create a new manifest loader that get's the manifests from the server.
const manifestLoader = new ServerManifestLoader((name)=>{
switch(name){
case PAGES_MANIFEST:
return this.getPagesManifest() ?? null;
case APP_PATHS_MANIFEST:
return this.getAppPathsManifest() ?? null;
default:
return null;
}
});
// Configure the matchers and handlers.
const matchers = new DefaultRouteMatcherManager();
// Match pages under `pages/`.
matchers.push(new PagesRouteMatcherProvider(this.distDir, manifestLoader, this.i18nProvider));
// Match api routes under `pages/api/`.
matchers.push(new PagesAPIRouteMatcherProvider(this.distDir, manifestLoader, this.i18nProvider));
// If the app directory is enabled, then add the app matchers and handlers.
if (this.hasAppDir) {
// Match app pages under `app/`.
matchers.push(new AppPageRouteMatcherProvider(this.distDir, manifestLoader));
matchers.push(new AppRouteRouteMatcherProvider(this.distDir, manifestLoader));
}
return {
matchers
};
}
logError(err) {
if (this.quiet) return;
console.error(err);
}
async handleRequest(req, res, parsedUrl) {
await this.prepare();
const method = req.method.toUpperCase();
return getTracer().trace(BaseServerSpan.handleRequest, {
spanName: `${method} ${req.url}`,
kind: SpanKind.SERVER,
attributes: {
"http.method": method,
"http.target": req.url
}
}, async (span)=>this.handleRequestImpl(req, res, parsedUrl).finally(()=>{
if (!span) return;
span.setAttributes({
"http.status_code": res.statusCode
});
const rootSpanAttributes = getTracer().getRootSpanAttributes();
// We were unable to get attributes, probably OTEL is not enabled
if (!rootSpanAttributes) return;
if (rootSpanAttributes.get("next.span_type") !== BaseServerSpan.handleRequest) {
console.warn(`Unexpected root span type '${rootSpanAttributes.get("next.span_type")}'. Please report this Next.js issue https://github.com/vercel/next.js`);
return;
}
const route = rootSpanAttributes.get("next.route");
if (route) {
const newName = `${method} ${route}`;
span.setAttributes({
"next.route": route,
"http.route": route,
"next.span_name": newName
});
span.updateName(newName);
}
}));
}
async handleRequestImpl(req, res, parsedUrl) {
try {
var _this_i18nProvider, _this_nextConfig_i18n;
// Wait for the matchers to be ready.
await this.matchers.waitTillReady();
// ensure cookies set in middleware are merged and
// not overridden by API routes/getServerSideProps
const _res = res.originalResponse || res;
const origSetHeader = _res.setHeader.bind(_res);
_res.setHeader = (name, val)=>{
if (name.toLowerCase() === "set-cookie") {
const middlewareValue = getRequestMeta(req, "_nextMiddlewareCookie");
if (!middlewareValue || !Array.isArray(val) || !val.every((item, idx)=>item === middlewareValue[idx])) {
val = [
// TODO: (wyattjoh) find out why this is called multiple times resulting in duplicate cookies being added
...new Set([
...middlewareValue || [],
...typeof val === "string" ? [
val
] : Array.isArray(val) ? val : []
])
];
}
}
return origSetHeader(name, val);
};
const urlParts = (req.url || "").split("?");
const urlNoQuery = urlParts[0];
// this normalizes repeated slashes in the path e.g. hello//world ->
// hello/world or backslashes to forward slashes, this does not
// handle trailing slash as that is handled the same as a next.config.js
// redirect
if (urlNoQuery == null ? void 0 : urlNoQuery.match(/(\\|\/\/)/)) {
const cleanUrl = normalizeRepeatedSlashes(req.url);
res.redirect(cleanUrl, 308).body(cleanUrl).send();
return;
}
setLazyProp({
req: req
}, "cookies", getCookieParser(req.headers));
// Parse url if parsedUrl not provided
if (!parsedUrl || typeof parsedUrl !== "object") {
parsedUrl = parseUrl(req.url, true);
}
// Parse the querystring ourselves if the user doesn't handle querystring parsing
if (typeof parsedUrl.query === "string") {
parsedUrl.query = Object.fromEntries(new URLSearchParams(parsedUrl.query));
}
// in minimal mode we detect RSC revalidate if the .rsc
// path is requested
if (this.minimalMode) {
if (req.url.endsWith(".rsc")) {
parsedUrl.query.__nextDataReq = "1";
} else if (req.headers["x-now-route-matches"]) {
for (const param of FLIGHT_PARAMETERS){
delete req.headers[param.toString().toLowerCase()];
}
}
}
req.url = normalizeRscPath(req.url, this.hasAppDir);
parsedUrl.pathname = normalizeRscPath(parsedUrl.pathname || "", this.hasAppDir);
this.attachRequestMeta(req, parsedUrl);
const domainLocale = (_this_i18nProvider = this.i18nProvider) == null ? void 0 : _this_i18nProvider.detectDomainLocale(getHostname(parsedUrl, req.headers));
const defaultLocale = (domainLocale == null ? void 0 : domainLocale.defaultLocale) || ((_this_nextConfig_i18n = this.nextConfig.i18n) == null ? void 0 : _this_nextConfig_i18n.defaultLocale);
parsedUrl.query.__nextDefaultLocale = defaultLocale;
const url = parseUrlUtil(req.url.replace(/^\/+/, "/"));
const pathnameInfo = getNextPathnameInfo(url.pathname, {
nextConfig: this.nextConfig,
i18nProvider: this.i18nProvider
});
url.pathname = pathnameInfo.pathname;
if (pathnameInfo.basePath) {
req.url = removePathPrefix(req.url, this.nextConfig.basePath);
addRequestMeta(req, "_nextHadBasePath", true);
}
const useMatchedPathHeader = this.minimalMode && typeof req.headers["x-matched-path"] === "string";
// TODO: merge handling with x-invoke-path
if (useMatchedPathHeader) {
try {
var _this_i18nProvider1, _this_getRoutesManifest;
if (this.hasAppDir) {
// ensure /index path is normalized for prerender
// in minimal mode
if (req.url.match(/^\/index($|\?)/)) {
req.url = req.url.replace(/^\/index/, "/");
}
parsedUrl.pathname = parsedUrl.pathname === "/index" ? "/" : parsedUrl.pathname;
}
// x-matched-path is the source of truth, it tells what page
// should be rendered because we don't process rewrites in minimalMode
let matchedPath = normalizeRscPath(new URL(req.headers["x-matched-path"], "http://localhost").pathname, this.hasAppDir);
let urlPathname = new URL(req.url, "http://localhost").pathname;
// For ISR the URL is normalized to the prerenderPath so if
// it's a data request the URL path will be the data URL,
// basePath is already stripped by this point
if (urlPathname.startsWith(`/_next/data/`)) {
parsedUrl.query.__nextDataReq = "1";
}
const normalizedUrlPath = this.stripNextDataPath(urlPathname);
matchedPath = this.stripNextDataPath(matchedPath, false);
// Perform locale detection and normalization.
const localeAnalysisResult = (_this_i18nProvider1 = this.i18nProvider) == null ? void 0 : _this_i18nProvider1.analyze(matchedPath, {
defaultLocale
});
// The locale result will be defined even if the locale was not
// detected for the request because it will be inferred from the
// default locale.
if (localeAnalysisResult) {
parsedUrl.query.__nextLocale = localeAnalysisResult.detectedLocale;
// If the detected locale was inferred from the default locale, we
// need to modify the metadata on the request to indicate that.
if (localeAnalysisResult.inferredFromDefault) {
parsedUrl.query.__nextInferredLocaleFromDefault = "1";
} else {
delete parsedUrl.query.__nextInferredLocaleFromDefault;
}
}
// TODO: check if this is needed any more?
matchedPath = denormalizePagePath(matchedPath);
let srcPathname = matchedPath;
const match = await this.matchers.match(matchedPath, {
i18n: localeAnalysisResult
});
// Update the source pathname to the matched page's pathname.
if (match) srcPathname = match.definition.pathname;
// The page is dynamic if the params are defined.
const pageIsDynamic = typeof (match == null ? void 0 : match.params) !== "undefined";
// The rest of this function can't handle i18n properly, so ensure we
// restore the pathname with the locale information stripped from it
// now that we're done matching if we're using i18n.
if (localeAnalysisResult) {
matchedPath = localeAnalysisResult.pathname;
}
const utils = getUtils({
pageIsDynamic,
page: srcPathname,
i18n: this.nextConfig.i18n,
basePath: this.nextConfig.basePath,
rewrites: ((_this_getRoutesManifest = this.getRoutesManifest()) == null ? void 0 : _this_getRoutesManifest.rewrites) || {
beforeFiles: [],
afterFiles: [],
fallback: []
},
caseSensitive: !!this.nextConfig.experimental.caseSensitiveRoutes
});
// Ensure parsedUrl.pathname includes locale before processing
// rewrites or they won't match correctly.
if (defaultLocale && !pathnameInfo.locale) {
parsedUrl.pathname = `/${defaultLocale}${parsedUrl.pathname}`;
}
const pathnameBeforeRewrite = parsedUrl.pathname;
const rewriteParams = utils.handleRewrites(req, parsedUrl);
const rewriteParamKeys = Object.keys(rewriteParams);
const didRewrite = pathnameBeforeRewrite !== parsedUrl.pathname;
if (didRewrite) {
addRequestMeta(req, "_nextRewroteUrl", parsedUrl.pathname);
addRequestMeta(req, "_nextDidRewrite", true);
}
const routeParamKeys = new Set();
for (const key of Object.keys(parsedUrl.query)){
const value = parsedUrl.query[key];
if (key !== NEXT_QUERY_PARAM_PREFIX && key.startsWith(NEXT_QUERY_PARAM_PREFIX)) {
const normalizedKey = key.substring(NEXT_QUERY_PARAM_PREFIX.length);
parsedUrl.query[normalizedKey] = value;
routeParamKeys.add(normalizedKey);
delete parsedUrl.query[key];
}
}
// interpolate dynamic params and normalize URL if needed
if (pageIsDynamic) {
let params = {};
let paramsResult = utils.normalizeDynamicRouteParams(parsedUrl.query);
// for prerendered ISR paths we attempt parsing the route
// params from the URL directly as route-matches may not
// contain the correct values due to the filesystem path
// matching before the dynamic route has been matched
if (!paramsResult.hasValidParams && pageIsDynamic && !isDynamicRoute(normalizedUrlPath)) {
let matcherParams = utils.dynamicRouteMatcher == null ? void 0 : utils.dynamicRouteMatcher(normalizedUrlPath);
if (matcherParams) {
utils.normalizeDynamicRouteParams(matcherParams);
Object.assign(paramsResult.params, matcherParams);
paramsResult.hasValidParams = true;
}
}
if (paramsResult.hasValidParams) {
params = paramsResult.params;
}
if (req.headers["x-now-route-matches"] && isDynamicRoute(matchedPath) && !paramsResult.hasValidParams) {
const opts = {};
const routeParams = utils.getParamsFromRouteMatches(req, opts, parsedUrl.query.__nextLocale || "");
// If this returns a locale, it means that the locale was detected
// from the pathname.
if (opts.locale) {
parsedUrl.query.__nextLocale = opts.locale;
// As the locale was parsed from the pathname, we should mark
// that the locale was not inferred as the default.
delete parsedUrl.query.__nextInferredLocaleFromDefault;
}
paramsResult = utils.normalizeDynamicRouteParams(routeParams, true);
if (paramsResult.hasValidParams) {
params = paramsResult.params;
}
}
// handle the actual dynamic route name being requested
if (pageIsDynamic && utils.defaultRouteMatches && normalizedUrlPath === srcPathname && !paramsResult.hasValidParams && !utils.normalizeDynamicRouteParams({
...params
}, true).hasValidParams) {
params = utils.defaultRouteMatches;
}
if (params) {
matchedPath = utils.interpolateDynamicPath(srcPathname, params);
req.url = utils.interpolateDynamicPath(req.url, params);
}
}
if (pageIsDynamic || didRewrite) {
var _utils_defaultRouteRegex;
utils.normalizeVercelUrl(req, true, [
...rewriteParamKeys,
...Object.keys(((_utils_defaultRouteRegex = utils.defaultRouteRegex) == null ? void 0 : _utils_defaultRouteRegex.groups) || {})
]);
}
for (const key of routeParamKeys){
delete parsedUrl.query[key];
}
parsedUrl.pathname = matchedPath;
url.pathname = parsedUrl.pathname;
const normalizeResult = await this.normalizeNextData(req, res, parsedUrl);
if (normalizeResult.finished) {
return;
}
} catch (err) {
if (err instanceof DecodeError || err instanceof NormalizeError) {
res.statusCode = 400;
return this.renderError(null, req, res, "/_error", {});
}
throw err;
}
}
if (// Edge runtime always has minimal mode enabled.
process.env.NEXT_RUNTIME !== "edge" && !this.minimalMode && defaultLocale) {
const { getLocaleRedirect } = require("../shared/lib/i18n/get-locale-redirect");
const redirect = getLocaleRedirect({
defaultLocale,
domainLocale,
headers: req.headers,
nextConfig: this.nextConfig,
pathLocale: pathnameInfo.locale,
urlParsed: {
...url,
pathname: pathnameInfo.locale ? `/${pathnameInfo.locale}${url.pathname}` : url.pathname
}
});
if (redirect) {
return res.redirect(redirect, TEMPORARY_REDIRECT_STATUS).body(redirect).send();
}
}
addRequestMeta(req, "__nextIsLocaleDomain", Boolean(domainLocale));
if (pathnameInfo.locale) {
req.url = formatUrl(url);
addRequestMeta(req, "__nextStrippedLocale", true);
}
// If we aren't in minimal mode or there is no locale in the query
// string, add the locale to the query string.
if (!this.minimalMode || !parsedUrl.query.__nextLocale) {
// If the locale is in the pathname, add it to the query string.
if (pathnameInfo.locale) {
parsedUrl.query.__nextLocale = pathnameInfo.locale;
} else if (defaultLocale) {
parsedUrl.query.__nextLocale = defaultLocale;
parsedUrl.query.__nextInferredLocaleFromDefault = "1";
}
}
// set incremental cache to request meta so it can
// be passed down for edge functions and the fetch disk
// cache can be leveraged locally
if (!this.serverOptions.webServerConfig && !getRequestMeta(req, "_nextIncrementalCache")) {
let protocol = "https:";
try {
const parsedFullUrl = new URL(getRequestMeta(req, "__NEXT_INIT_URL") || "/", "http://n");
protocol = parsedFullUrl.protocol;
} catch (_) {}
const incrementalCache = this.getIncrementalCache({
requestHeaders: Object.assign({}, req.headers),
requestProtocol: protocol.substring(0, protocol.length - 1)
});
addRequestMeta(req, "_nextIncrementalCache", incrementalCache);
globalThis.__incrementalCache = incrementalCache;
}
// when x-invoke-path is specified we can short short circuit resolving
// we only honor this header if we are inside of a render worker to
// prevent external users coercing the routing path
const invokePath = req.headers["x-invoke-path"];
const useInvokePath = !useMatchedPathHeader && process.env.NEXT_RUNTIME !== "edge" && process.env.__NEXT_PRIVATE_RENDER_WORKER && invokePath;
if (useInvokePath) {
var _this_nextConfig_i18n1;
if (req.headers["x-invoke-status"]) {
const invokeQuery = req.headers["x-invoke-query"];
if (typeof invokeQuery === "string") {
Object.assign(parsedUrl.query, JSON.parse(decodeURIComponent(invokeQuery)));
}
res.statusCode = Number(req.headers["x-invoke-status"]);
let err = null;
if (typeof req.headers["x-invoke-error"] === "string") {
const invokeError = JSON.parse(req.headers["x-invoke-error"] || "{}");
err = new Error(invokeError.message);
}
return this.renderError(err, req, res, "/_error", parsedUrl.query);
}
const parsedMatchedPath = new URL(invokePath || "/", "http://n");
const invokePathnameInfo = getNextPathnameInfo(parsedMatchedPath.pathname, {
nextConfig: this.nextConfig,
parseData: false
});
if (invokePathnameInfo.locale) {
parsedUrl.query.__nextLocale = invokePathnameInfo.locale;
}
if (parsedUrl.pathname !== parsedMatchedPath.pathname) {
parsedUrl.pathname = parsedMatchedPath.pathname;
addRequestMeta(req, "_nextRewroteUrl", invokePathnameInfo.pathname);
addRequestMeta(req, "_nextDidRewrite", true);
}
const normalizeResult = normalizeLocalePath(removePathPrefix(parsedUrl.pathname, this.nextConfig.basePath || ""), ((_this_nextConfig_i18n1 = this.nextConfig.i18n) == null ? void 0 : _this_nextConfig_i18n1.locales) || []);
if (normalizeResult.detectedLocale) {
parsedUrl.query.__nextLocale = normalizeResult.detectedLocale;
}
parsedUrl.pathname = normalizeResult.pathname;
for (const key of Object.keys(parsedUrl.query)){
if (!key.startsWith("__next") && !key.startsWith("_next")) {
delete parsedUrl.query[key];
}
}
const invokeQuery = req.headers["x-invoke-query"];
if (typeof invokeQuery === "string") {
Object.assign(parsedUrl.query, JSON.parse(decodeURIComponent(invokeQuery)));
}
if (parsedUrl.pathname.startsWith("/_next/image")) {
const imageResult = await this.handleNextImageRequest(req, res, parsedUrl);
if (imageResult.finished) {
return;
}
}
const nextDataResult = await this.normalizeNextData(req, res, parsedUrl);
if (nextDataResult.finished) {
return;
}
await this.handleCatchallRenderRequest(req, res, parsedUrl);
return;
}
if (process.env.NEXT_RUNTIME !== "edge" && process.env.__NEXT_PRIVATE_RENDER_WORKER && req.headers["x-middleware-invoke"]) {
const nextDataResult = await this.normalizeNextData(req, res, parsedUrl);
if (nextDataResult.finished) {
return;
}
const result = await this.handleCatchallMiddlewareRequest(req, res, parsedUrl);
if (!result.finished) {
res.setHeader("x-middleware-next", "1");
res.body("");
res.send();
}
return;
}
// ensure we strip the basePath when not using an invoke header
if (!(useMatchedPathHeader || useInvokePath) && pathnameInfo.basePath) {
parsedUrl.pathname = removePathPrefix(parsedUrl.pathname, pathnameInfo.basePath);
}
res.statusCode = 200;
return await this.run(req, res, parsedUrl);
} catch (err) {
if (err && typeof err === "object" && err.code === "ERR_INVALID_URL" || err instanceof DecodeError || err instanceof NormalizeError) {
res.statusCode = 400;
return this.renderError(null, req, res, "/_error", {});
}
if (this.minimalMode || this.renderOpts.dev) {
throw err;
}
this.logError(getProperError(err));
res.statusCode = 500;
res.body("Internal Server Error").send();
}
}
getRequestHandler() {
return this.handleRequest.bind(this);
}
async handleUpgrade(_req, _socket, _head) {}
setAssetPrefix(prefix) {
this.renderOpts.assetPrefix = prefix ? prefix.replace(/\/$/, "") : "";
}
/**
* Runs async initialization of server.
* It is idempotent, won't fire underlying initialization more than once.
*/ async prepare() {
if (this.prepared) return;
if (this.preparedPromise === null) {
this.preparedPromise = this.prepareImpl().then(()=>{
this.prepared = true;
this.preparedPromise = null;
});
}
return this.preparedPromise;
}
async prepareImpl() {}
// Backwards compatibility
async close() {}
getAppPathRoutes() {
const appPathRoutes = {};
Object.keys(this.appPathsManifest || {}).forEach((entry)=>{
const normalizedPath = normalizeAppPath(entry);
if (!appPathRoutes[normalizedPath]) {
appPathRoutes[normalizedPath] = [];
}
appPathRoutes[normalizedPath].push(entry);
});
return appPathRoutes;
}
async run(req, res, parsedUrl) {
return getTracer().trace(BaseServerSpan.run, async ()=>this.runImpl(req, res, parsedUrl));
}
async runImpl(req, res, parsedUrl) {
await this.handleCatchallRenderRequest(req, res, parsedUrl);
}
async pipe(fn, partialContext) {
return getTracer().trace(BaseServerSpan.pipe, async ()=>this.pipeImpl(fn, partialContext));
}
async pipeImpl(fn, partialContext) {
const isBotRequest = isBot(partialContext.req.headers["user-agent"] || "");
const ctx = {
...partialContext,
renderOpts: {
...this.renderOpts,
supportsDynamicHTML: !isBotRequest,
isBot: !!isBotRequest
}
};
const payload = await fn(ctx);
if (payload === null) {
return;
}
const { req , res } = ctx;
const { body , type , revalidateOptions } = payload;
if (!res.sent) {
const { generateEtags , poweredByHeader , dev } = this.renderOpts;
if (dev) {
// In dev, we should not cache pages for any reason.
res.setHeader("Cache-Control", "no-store, must-revalidate");
}
return this.sendRenderResult(req, res, {
result: body,
type,
generateEtags,
poweredByHeader,
options: revalidateOptions
});
}
}
async getStaticHTML(fn, partialContext) {
const ctx = {
...partialContext,
renderOpts: {
...this.renderOpts,
supportsDynamicHTML: false
}
};
const payload = await fn(ctx);
if (payload === null) {
return null;
}
return payload.body.toUnchunkedString();
}
async render(req, res, pathname, query = {}, parsedUrl, internalRender = false) {
return getTracer().trace(BaseServerSpan.render, async ()=>this.renderImpl(req, res, pathname, query, parsedUrl, internalRender));
}
async renderImpl(req, res, pathname, query = {}, parsedUrl, internalRender = false) {
var _req_url;
if (!pathname.startsWith("/")) {
console.warn(`Cannot render page with path "${pathname}", did you mean "/${pathname}"?. See more info here: https://nextjs.org/docs/messages/render-no-starting-slash`);
}
if (this.renderOpts.customServer && pathname === "/index" && !await this.hasPage("/index")) {
// maintain backwards compatibility for custom server
// (see custom-server integration tests)
pathname = "/";
}
// we allow custom servers to call render for all URLs
// so check if we need to serve a static _next file or not.
// we don't modify the URL for _next/data request but still
// call render so we special case this to prevent an infinite loop
if (!internalRender && !this.minimalMode && !query.__nextDataReq && (((_req_url = req.url) == null ? void 0 : _req_url.match(/^\/_next\//)) || this.hasStaticDir && req.url.match(/^\/static\//))) {
return this.handleRequest(req, res, parsedUrl);
}
if (isBlockedPage(pathname)) {
return this.render404(req, res, parsedUrl);
}
return this.pipe((ctx)=>this.renderToResponse(ctx), {
req,
res,
pathname,
query
});
}
async getStaticPaths({ pathname }) {
var _this_getPrerenderManifest_dynamicRoutes_pathname;
// `staticPaths` is intentionally set to `undefined` as it should've
// been caught when checking disk data.
const staticPaths = undefined;
// Read whether or not fallback should exist from the manifest.
const fallbackField = (_this_getPrerenderManifest_dynamicRoutes_pathname = this.getPrerenderManifest().dynamicRoutes[pathname]) == null ? void 0 : _this_getPrerenderManifest_dynamicRoutes_pathname.fallback;
return {
staticPaths,
fallbackMode: typeof fallbackField === "string" ? "static" : fallbackField === null ? "blocking" : fallbackField
};
}
async renderToResponseWithComponents(requestContext, findComponentsResult) {
return getTracer().trace(BaseServerSpan.renderToResponseWithComponents, async ()=>this.renderToResponseWithComponentsImpl(requestContext, findComponentsResult));
}
async renderToResponseWithComponentsImpl({ req , res , pathname , renderOpts: opts }, { components , query }) {
var _components_Component, _this_nextConfig_i18n, _this_nextConfig_i18n1;
const is404Page = pathname === "/404";
const is500Page = pathname === "/500";
const isAppPath = components.isAppPath;
const hasServerProps = !!components.getServerSideProps;
let hasStaticPaths = !!components.getStaticPaths;
const hasGetInitialProps = !!((_components_Component = components.Component) == null ? void 0 : _components_Component.getInitialProps);
let isSSG = !!components.getStaticProps;
// Compute the iSSG cache key. We use the rewroteUrl since
// pages with fallback: false are allowed to be rewritten to
// and we need to look up the path by the rewritten path
let urlPathname = parseUrl(req.url || "").pathname || "/";
let resolvedUrlPathname = getRequestMeta(req, "_nextRewroteUrl") || urlPathname;
let staticPaths;
let fallbackMode;
if (isAppPath) {
const pathsResult = await this.getStaticPaths({
pathname,
originalAppPath: components.pathname,
requestHeaders: req.headers
});
staticPaths = pathsResult.staticPaths;
fallbackMode = pathsResult.fallbackMode;
const hasFallback = typeof fallbackMode !== "undefined";
if (hasFallback) {
hasStaticPaths = true;
}
if (hasFallback || (staticPaths == null ? void 0 : staticPaths.includes(resolvedUrlPathname)) || // this signals revalidation in deploy environments
// TODO: make this more generic
req.headers["x-now-route-matches"]) {
isSSG = true;
} else if (!this.renderOpts.dev) {
const manifest = this.getPrerenderManifest();
isSSG = isSSG || !!manifest.routes[pathname === "/index" ? "/" : pathname];
}
}
// Toggle whether or not this is a Data request
let isDataReq = !!(query.__nextDataReq || req.headers["x-nextjs-data"] && this.serverOptions.webServerConfig) && (isSSG || hasServerProps);
// when we are handling a middleware prefetch and it doesn't
// resolve to a static data route we bail early to avoid
// unexpected SSR invocations
if (!isSSG && req.headers["x-middleware-prefetch"] && !(is404Page || pathname === "/_error")) {
res.setHeader("x-middleware-skip", "1");
res.body("{}").send();
return null;
}
delete query.__nextDataReq;
// normalize req.url for SSG paths as it is not exposed
// to getStaticProps and the asPath should not expose /_next/data
if (isSSG && this.minimalMode && req.headers["x-matched-path"] && req.url.startsWith("/_next/data")) {
req.url = this.stripNextDataPath(req.url);
}
if (!!req.headers["x-nextjs-data"] && (!res.statusCode || res.statusCode === 200)) {
res.setHeader("x-nextjs-matched-path", `${query.__nextLocale ? `/${query.__nextLocale}` : ""}${pathname}`);
}
// Don't delete headers[RSC] yet, it still needs to be used in renderToHTML later
const isFlightRequest = Boolean(req.headers[RSC.toLowerCase()]);
// For pages we need to ensure the correct Vary header is set too, to avoid
// caching issues when navigating between pages and app
if (!isAppPath && isFlightRequest) {
res.setHeader("vary", RSC_VARY_HEADER);
}
// we need to ensure the status code if /404 is visited directly
if (is404Page && !isDataReq && !isFlightRequest) {
res.statusCode = 404;
}
// ensure correct status is set when visiting a status page
// directly e.g. /500
if (STATIC_STATUS_PAGES.includes(pathname)) {
res.statusCode = parseInt(pathname.slice(1), 10);
}
// static pages can only respond to GET/HEAD
// requests so ensure we respond with 405 for
// invalid requests
if (!is404Page && !is500Page && pathname !== "/_error" && req.method !== "HEAD" && req.method !== "GET" && (typeof components.Component === "string" || isSSG)) {
res.statusCode = 405;
res.setHeader("Allow", [
"GET",
"HEAD"
]);
await this.renderError(null, req, res, pathname);
return null;
}
// handle static page
if (typeof components.Component === "string") {
return {
type: "html",
// TODO: Static pages should be serialized as RenderResult
body: RenderResult.fromStatic(components.Component)
};
}
if (!query.amp) {
delete query.amp;
}
if (opts.supportsDynamicHTML === true) {
var _components_Document;
const isBotRequest = isBot(req.headers["user-agent"] || "");
const isSupportedDocument = typeof ((_components_Document = components.Document) == null ? void 0 : _components_Document.getInitialProps) !== "function" || // The built-in `Document` component also supports dynamic HTML for concurrent mode.
NEXT_BUILTIN_DOCUMENT in components.Document;
// Disable dynamic HTML in cases that we know it won't be generated,
// so that we can continue generating a cache key when possible.
// TODO-APP: should the first render for a dynamic app path
// be static so we can collect revalidate and populate the
// cache if there are no dynamic data requirements
opts.supportsDynamicHTML = !isSSG && !isBotRequest && !query.amp && isSupportedDocument;
opts.isBot = isBotRequest;
}
// In development, we always want to generate dynamic HTML.
if (!isDataReq && isAppPath && opts.dev && opts.supportsDynamicHTML === false) {
opts.supportsDynamicHTML = true;
}
const defaultLocale = isSSG ? (_this_nextConfig_i18n = this.nextConfig.i18n) == null ? void 0 : _this_nextConfig_i18n.defaultLocale : query.__nextDefaultLocale;
const locale = query.__nextLocale;
const locales = (_this_nextConfig_i18n1 = this.nextConfig.i18n) == null ? void 0 : _this_nextConfig_i18n1.locales;
let previewData;
let isPreviewMode = false;
if (hasServerProps || isSSG) {
// For the edge runtime, we don't support preview mode in SSG.
if (process.env.NEXT_RUNTIME !== "edge") {
const { tryGetPreviewData } = require("./api-utils/node");
previewData = tryGetPreviewData(req, res, this.renderOpts.previewProps);
isPreviewMode = previewData !== false;
}
}
if (isAppPath) {
res.setHeader("vary", RSC_VARY_HEADER);
// We don't clear RSC headers in development since SSG doesn't apply
// These headers are cleared for SSG as we need to always generate the
// full RSC response for ISR
if (!this.renderOpts.dev && !isPreviewMode && isSSG && req.headers[RSC.toLowerCase()]) {
if (!this.minimalMode) {
isDataReq = true;
}
// strip header so we generate HTML still
if (!isEdgeRuntime(opts.runtime) || this.serverOptions.webServerConfig) {
for (const param of FLIGHT_PARAMETERS){
delete req.headers[param.toString().toLowerCase()];
}
}
}
}
let isOnDemandRevalidate = false;
let revalidateOnlyGenerated = false;
if (isSSG) {
({ isOnDemandRevalidate , revalidateOnlyGenerated } = checkIsOnDemandRevalidate(req, this.renderOpts.previewProps));
}
if (isSSG && this.minimalMode && req.headers["x-matched-path"]) {
// the url value is already correct when the matched-path header is set
resolvedUrlPathname = urlPathname;
}
urlPathname = removeTrailingSlash(urlPathname);
resolvedUrlPathname = removeTrailingSlash(resolvedUrlPathname);
if (this.localeNormalizer) {
resolvedUrlPathname = this.localeNormalizer.normalize(resolvedUrlPathname);
}
const handleRedirect = (pageData)=>{
const redirect = {
destination: pageData.pageProps.__N_REDIRECT,
statusCode: pageData.pageProps.__N_REDIRECT_STATUS,
basePath: pageData.pageProps.__N_REDIRECT_BASE_PATH
};
const statusCode = getRedirectStatus(redirect);
const { basePath } = this.nextConfig;
if (basePath && redirect.basePath !== false && redirect.destination.startsWith("/")) {
redirect.destination = `${basePath}${redirect.destination}`;
}
if (redirect.destination.startsWith("/")) {
redirect.destination = normalizeRepeatedSlashes(redirect.destination);
}
res.redirect(redirect.destination, statusCode).body(redirect.destination).send();
};
// remove /_next/data prefix from urlPathname so it matches
// for direct page visit and /_next/data visit
if (isDataReq) {
resolvedUrlPathname = this.stripNextDataPath(resolvedUrlPathname);
u