263 lines
11 KiB
JavaScript
263 lines
11 KiB
JavaScript
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"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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Object.defineProperty(exports, "adapter", {
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enumerable: true,
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get: function() {
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return adapter;
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}
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});
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const _error = require("./error");
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const _utils = require("./utils");
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const _fetchevent = require("./spec-extension/fetch-event");
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const _request = require("./spec-extension/request");
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const _response = require("./spec-extension/response");
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const _relativizeurl = require("../../shared/lib/router/utils/relativize-url");
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const _nexturl = require("./next-url");
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const _internalutils = require("../internal-utils");
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const _apppaths = require("../../shared/lib/router/utils/app-paths");
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const _approuterheaders = require("../../client/components/app-router-headers");
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const _constants = require("../../lib/constants");
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const _globals = require("./globals");
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const _requestasyncstoragewrapper = require("../async-storage/request-async-storage-wrapper");
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const _requestasyncstorageexternal = require("../../client/components/request-async-storage.external");
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class NextRequestHint extends _request.NextRequest {
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constructor(params){
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super(params.input, params.init);
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this.sourcePage = params.page;
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}
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get request() {
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throw new _error.PageSignatureError({
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page: this.sourcePage
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});
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}
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respondWith() {
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throw new _error.PageSignatureError({
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page: this.sourcePage
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});
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}
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waitUntil() {
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throw new _error.PageSignatureError({
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page: this.sourcePage
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});
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}
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}
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const FLIGHT_PARAMETERS = [
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[
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_approuterheaders.RSC
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],
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[
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_approuterheaders.NEXT_ROUTER_STATE_TREE
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],
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[
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_approuterheaders.NEXT_ROUTER_PREFETCH
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]
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];
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async function adapter(params) {
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await (0, _globals.ensureInstrumentationRegistered)();
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// TODO-APP: use explicit marker for this
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const isEdgeRendering = typeof self.__BUILD_MANIFEST !== "undefined";
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const prerenderManifest = typeof self.__PRERENDER_MANIFEST === "string" ? JSON.parse(self.__PRERENDER_MANIFEST) : undefined;
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params.request.url = (0, _apppaths.normalizeRscPath)(params.request.url, true);
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const requestUrl = new _nexturl.NextURL(params.request.url, {
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headers: params.request.headers,
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nextConfig: params.request.nextConfig
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});
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// Iterator uses an index to keep track of the current iteration. Because of deleting and appending below we can't just use the iterator.
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// Instead we use the keys before iteration.
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const keys = [
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...requestUrl.searchParams.keys()
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];
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for (const key of keys){
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const value = requestUrl.searchParams.getAll(key);
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if (key !== _constants.NEXT_QUERY_PARAM_PREFIX && key.startsWith(_constants.NEXT_QUERY_PARAM_PREFIX)) {
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const normalizedKey = key.substring(_constants.NEXT_QUERY_PARAM_PREFIX.length);
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requestUrl.searchParams.delete(normalizedKey);
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for (const val of value){
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requestUrl.searchParams.append(normalizedKey, val);
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}
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requestUrl.searchParams.delete(key);
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}
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}
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// Ensure users only see page requests, never data requests.
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const buildId = requestUrl.buildId;
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requestUrl.buildId = "";
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const isDataReq = params.request.headers["x-nextjs-data"];
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if (isDataReq && requestUrl.pathname === "/index") {
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requestUrl.pathname = "/";
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}
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const requestHeaders = (0, _utils.fromNodeOutgoingHttpHeaders)(params.request.headers);
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const flightHeaders = new Map();
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// Parameters should only be stripped for middleware
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if (!isEdgeRendering) {
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for (const param of FLIGHT_PARAMETERS){
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const key = param.toString().toLowerCase();
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const value = requestHeaders.get(key);
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if (value) {
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flightHeaders.set(key, requestHeaders.get(key));
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requestHeaders.delete(key);
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}
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}
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}
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const normalizeUrl = process.env.__NEXT_NO_MIDDLEWARE_URL_NORMALIZE ? new URL(params.request.url) : requestUrl;
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const request = new NextRequestHint({
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page: params.page,
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// Strip internal query parameters off the request.
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input: (0, _internalutils.stripInternalSearchParams)(normalizeUrl, true).toString(),
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init: {
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body: params.request.body,
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geo: params.request.geo,
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headers: requestHeaders,
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ip: params.request.ip,
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method: params.request.method,
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nextConfig: params.request.nextConfig,
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signal: params.request.signal
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}
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});
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/**
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* This allows to identify the request as a data request. The user doesn't
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* need to know about this property neither use it. We add it for testing
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* purposes.
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*/ if (isDataReq) {
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Object.defineProperty(request, "__isData", {
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enumerable: false,
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value: true
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});
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}
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if (!globalThis.__incrementalCache && params.IncrementalCache) {
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globalThis.__incrementalCache = new params.IncrementalCache({
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appDir: true,
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fetchCache: true,
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minimalMode: process.env.NODE_ENV !== "development",
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fetchCacheKeyPrefix: process.env.__NEXT_FETCH_CACHE_KEY_PREFIX,
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dev: process.env.NODE_ENV === "development",
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requestHeaders: params.request.headers,
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requestProtocol: "https",
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getPrerenderManifest: ()=>{
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return {
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version: -1,
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routes: {},
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dynamicRoutes: {},
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notFoundRoutes: [],
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preview: {
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previewModeId: "development-id"
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}
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};
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}
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});
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}
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const event = new _fetchevent.NextFetchEvent({
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request,
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page: params.page
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});
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let response;
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let cookiesFromResponse;
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// we only care to make async storage available for middleware
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const isMiddleware = params.page === "/middleware" || params.page === "/src/middleware";
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if (isMiddleware) {
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response = await _requestasyncstoragewrapper.RequestAsyncStorageWrapper.wrap(_requestasyncstorageexternal.requestAsyncStorage, {
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req: request,
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renderOpts: {
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onUpdateCookies: (cookies)=>{
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cookiesFromResponse = cookies;
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},
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// @ts-expect-error: TODO: investigate why previewProps isn't on RenderOpts
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previewProps: (prerenderManifest == null ? void 0 : prerenderManifest.preview) || {
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previewModeId: "development-id",
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previewModeEncryptionKey: "",
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previewModeSigningKey: ""
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}
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}
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}, ()=>params.handler(request, event));
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} else {
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response = await params.handler(request, event);
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}
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// check if response is a Response object
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if (response && !(response instanceof Response)) {
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throw new TypeError("Expected an instance of Response to be returned");
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}
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if (response && cookiesFromResponse) {
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response.headers.set("set-cookie", cookiesFromResponse);
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}
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/**
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* For rewrites we must always include the locale in the final pathname
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* so we re-create the NextURL forcing it to include it when the it is
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* an internal rewrite. Also we make sure the outgoing rewrite URL is
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* a data URL if the request was a data request.
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*/ const rewrite = response == null ? void 0 : response.headers.get("x-middleware-rewrite");
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if (response && rewrite) {
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const rewriteUrl = new _nexturl.NextURL(rewrite, {
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forceLocale: true,
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headers: params.request.headers,
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nextConfig: params.request.nextConfig
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});
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if (!process.env.__NEXT_NO_MIDDLEWARE_URL_NORMALIZE) {
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if (rewriteUrl.host === request.nextUrl.host) {
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rewriteUrl.buildId = buildId || rewriteUrl.buildId;
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response.headers.set("x-middleware-rewrite", String(rewriteUrl));
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}
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}
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/**
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* When the request is a data request we must show if there was a rewrite
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* with an internal header so the client knows which component to load
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* from the data request.
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*/ const relativizedRewrite = (0, _relativizeurl.relativizeURL)(String(rewriteUrl), String(requestUrl));
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if (isDataReq && // if the rewrite is external and external rewrite
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// resolving config is enabled don't add this header
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// so the upstream app can set it instead
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!(process.env.__NEXT_EXTERNAL_MIDDLEWARE_REWRITE_RESOLVE && relativizedRewrite.match(/http(s)?:\/\//))) {
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response.headers.set("x-nextjs-rewrite", relativizedRewrite);
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}
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}
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/**
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* For redirects we will not include the locale in case when it is the
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* default and we must also make sure the outgoing URL is a data one if
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* the incoming request was a data request.
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*/ const redirect = response == null ? void 0 : response.headers.get("Location");
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if (response && redirect && !isEdgeRendering) {
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const redirectURL = new _nexturl.NextURL(redirect, {
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forceLocale: false,
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headers: params.request.headers,
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nextConfig: params.request.nextConfig
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});
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/**
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* Responses created from redirects have immutable headers so we have
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* to clone the response to be able to modify it.
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*/ response = new Response(response.body, response);
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if (!process.env.__NEXT_NO_MIDDLEWARE_URL_NORMALIZE) {
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if (redirectURL.host === request.nextUrl.host) {
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redirectURL.buildId = buildId || redirectURL.buildId;
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response.headers.set("Location", String(redirectURL));
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}
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}
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/**
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* When the request is a data request we can't use the location header as
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* it may end up with CORS error. Instead we map to an internal header so
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* the client knows the destination.
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*/ if (isDataReq) {
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response.headers.delete("Location");
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response.headers.set("x-nextjs-redirect", (0, _relativizeurl.relativizeURL)(String(redirectURL), String(requestUrl)));
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}
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}
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const finalResponse = response ? response : _response.NextResponse.next();
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// Flight headers are not overridable / removable so they are applied at the end.
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const middlewareOverrideHeaders = finalResponse.headers.get("x-middleware-override-headers");
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const overwrittenHeaders = [];
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if (middlewareOverrideHeaders) {
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for (const [key, value] of flightHeaders){
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finalResponse.headers.set(`x-middleware-request-${key}`, value);
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overwrittenHeaders.push(key);
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}
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if (overwrittenHeaders.length > 0) {
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finalResponse.headers.set("x-middleware-override-headers", middlewareOverrideHeaders + "," + overwrittenHeaders.join(","));
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}
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}
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return {
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response: finalResponse,
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waitUntil: Promise.all(event[_fetchevent.waitUntilSymbol]),
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fetchMetrics: request.fetchMetrics
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};
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}
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//# sourceMappingURL=adapter.js.map
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