File: //home/arjun/projects/propbase/propbase_website/node_modules/next/dist/esm/export/index.js
import { bold, yellow } from "../lib/picocolors";
import findUp from "next/dist/compiled/find-up";
import { existsSync, promises as fs } from "fs";
import "../server/require-hook";
import { Worker } from "../lib/worker";
import { dirname, join, resolve, sep } from "path";
import { formatAmpMessages } from "../build/output/index";
import * as Log from "../build/output/log";
import { RSC_SUFFIX, SSG_FALLBACK_EXPORT_ERROR } from "../lib/constants";
import { recursiveCopy } from "../lib/recursive-copy";
import { BUILD_ID_FILE, CLIENT_PUBLIC_FILES_PATH, CLIENT_STATIC_FILES_PATH, EXPORT_DETAIL, EXPORT_MARKER, NEXT_FONT_MANIFEST, MIDDLEWARE_MANIFEST, PAGES_MANIFEST, PHASE_EXPORT, PRERENDER_MANIFEST, SERVER_DIRECTORY, SERVER_REFERENCE_MANIFEST, APP_PATH_ROUTES_MANIFEST } from "../shared/lib/constants";
import loadConfig from "../server/config";
import { eventCliSession } from "../telemetry/events";
import { hasNextSupport } from "../telemetry/ci-info";
import { Telemetry } from "../telemetry/storage";
import { normalizePagePath } from "../shared/lib/page-path/normalize-page-path";
import { denormalizePagePath } from "../shared/lib/page-path/denormalize-page-path";
import { loadEnvConfig } from "@next/env";
import { isAPIRoute } from "../lib/is-api-route";
import { getPagePath } from "../server/require";
import { isAppRouteRoute } from "../lib/is-app-route-route";
import { isAppPageRoute } from "../lib/is-app-page-route";
import isError from "../lib/is-error";
import { needsExperimentalReact } from "../lib/needs-experimental-react";
import { formatManifest } from "../build/manifests/formatter/format-manifest";
import { validateRevalidate } from "../server/lib/patch-fetch";
import { TurborepoAccessTraceResult } from "../build/turborepo-access-trace";
import { createProgress } from "../build/progress";
export class ExportError extends Error {
constructor(...args){
super(...args);
this.code = "NEXT_EXPORT_ERROR";
}
}
function setupWorkers(options, nextConfig) {
if (options.exportPageWorker) {
return {
pages: options.exportPageWorker,
app: options.exportAppPageWorker,
end: options.endWorker || (()=>Promise.resolve())
};
}
const threads = options.threads || nextConfig.experimental.cpus;
if (!options.silent && !options.buildExport) {
Log.info(`Launching ${threads} workers`);
}
const timeout = (nextConfig == null ? void 0 : nextConfig.staticPageGenerationTimeout) || 0;
let infoPrinted = false;
const worker = new Worker(require.resolve("./worker"), {
timeout: timeout * 1000,
onRestart: (_method, [{ path }], attempts)=>{
if (attempts >= 3) {
throw new ExportError(`Static page generation for ${path} is still timing out after 3 attempts. See more info here https://nextjs.org/docs/messages/static-page-generation-timeout`);
}
Log.warn(`Restarted static page generation for ${path} because it took more than ${timeout} seconds`);
if (!infoPrinted) {
Log.warn("See more info here https://nextjs.org/docs/messages/static-page-generation-timeout");
infoPrinted = true;
}
},
maxRetries: 0,
numWorkers: threads,
enableWorkerThreads: nextConfig.experimental.workerThreads,
exposedMethods: [
"default"
]
});
return {
pages: worker.default,
end: async ()=>{
await worker.end();
}
};
}
export async function exportAppImpl(dir, options, span) {
var _nextConfig_amp, _nextConfig_experimental_amp, _nextConfig_experimental_amp1;
dir = resolve(dir);
// attempt to load global env values so they are available in next.config.js
span.traceChild("load-dotenv").traceFn(()=>loadEnvConfig(dir, false, Log));
const { enabledDirectories } = options;
const nextConfig = options.nextConfig || await span.traceChild("load-next-config").traceAsyncFn(()=>loadConfig(PHASE_EXPORT, dir));
const distDir = join(dir, nextConfig.distDir);
const telemetry = options.buildExport ? null : new Telemetry({
distDir
});
if (telemetry) {
telemetry.record(eventCliSession(distDir, nextConfig, {
webpackVersion: null,
cliCommand: "export",
isSrcDir: null,
hasNowJson: !!await findUp("now.json", {
cwd: dir
}),
isCustomServer: null,
turboFlag: false,
pagesDir: null,
appDir: null
}));
}
const subFolders = nextConfig.trailingSlash && !options.buildExport;
if (!options.silent && !options.buildExport) {
Log.info(`using build directory: ${distDir}`);
}
const buildIdFile = join(distDir, BUILD_ID_FILE);
if (!existsSync(buildIdFile)) {
throw new ExportError(`Could not find a production build in the '${distDir}' directory. Try building your app with 'next build' before starting the static export. https://nextjs.org/docs/messages/next-export-no-build-id`);
}
const customRoutes = [
"rewrites",
"redirects",
"headers"
].filter((config)=>typeof nextConfig[config] === "function");
if (!hasNextSupport && !options.buildExport && customRoutes.length > 0) {
Log.warn(`rewrites, redirects, and headers are not applied when exporting your application, detected (${customRoutes.join(", ")}). See more info here: https://nextjs.org/docs/messages/export-no-custom-routes`);
}
const buildId = await fs.readFile(buildIdFile, "utf8");
const pagesManifest = !options.pages && require(join(distDir, SERVER_DIRECTORY, PAGES_MANIFEST));
let prerenderManifest;
try {
prerenderManifest = require(join(distDir, PRERENDER_MANIFEST));
} catch {}
let appRoutePathManifest;
try {
appRoutePathManifest = require(join(distDir, APP_PATH_ROUTES_MANIFEST));
} catch (err) {
if (isError(err) && (err.code === "ENOENT" || err.code === "MODULE_NOT_FOUND")) {
// the manifest doesn't exist which will happen when using
// "pages" dir instead of "app" dir.
appRoutePathManifest = undefined;
} else {
// the manifest is malformed (invalid json)
throw err;
}
}
const excludedPrerenderRoutes = new Set();
const pages = options.pages || Object.keys(pagesManifest);
const defaultPathMap = {};
let hasApiRoutes = false;
for (const page of pages){
// _document and _app are not real pages
// _error is exported as 404.html later on
// API Routes are Node.js functions
if (isAPIRoute(page)) {
hasApiRoutes = true;
continue;
}
if (page === "/_document" || page === "/_app" || page === "/_error") {
continue;
}
// iSSG pages that are dynamic should not export templated version by
// default. In most cases, this would never work. There is no server that
// could run `getStaticProps`. If users make their page work lazily, they
// can manually add it to the `exportPathMap`.
if (prerenderManifest == null ? void 0 : prerenderManifest.dynamicRoutes[page]) {
excludedPrerenderRoutes.add(page);
continue;
}
defaultPathMap[page] = {
page
};
}
const mapAppRouteToPage = new Map();
if (!options.buildExport && appRoutePathManifest) {
for (const [pageName, routePath] of Object.entries(appRoutePathManifest)){
mapAppRouteToPage.set(routePath, pageName);
if (isAppPageRoute(pageName) && !(prerenderManifest == null ? void 0 : prerenderManifest.routes[routePath]) && !(prerenderManifest == null ? void 0 : prerenderManifest.dynamicRoutes[routePath])) {
defaultPathMap[routePath] = {
page: pageName,
_isAppDir: true
};
}
}
}
// Initialize the output directory
const outDir = options.outdir;
if (outDir === join(dir, "public")) {
throw new ExportError(`The 'public' directory is reserved in Next.js and can not be used as the export out directory. https://nextjs.org/docs/messages/can-not-output-to-public`);
}
if (outDir === join(dir, "static")) {
throw new ExportError(`The 'static' directory is reserved in Next.js and can not be used as the export out directory. https://nextjs.org/docs/messages/can-not-output-to-static`);
}
await fs.rm(outDir, {
recursive: true,
force: true
});
await fs.mkdir(join(outDir, "_next", buildId), {
recursive: true
});
await fs.writeFile(join(distDir, EXPORT_DETAIL), formatManifest({
version: 1,
outDirectory: outDir,
success: false
}), "utf8");
// Copy static directory
if (!options.buildExport && existsSync(join(dir, "static"))) {
if (!options.silent) {
Log.info('Copying "static" directory');
}
await span.traceChild("copy-static-directory").traceAsyncFn(()=>recursiveCopy(join(dir, "static"), join(outDir, "static")));
}
// Copy .next/static directory
if (!options.buildExport && existsSync(join(distDir, CLIENT_STATIC_FILES_PATH))) {
if (!options.silent) {
Log.info('Copying "static build" directory');
}
await span.traceChild("copy-next-static-directory").traceAsyncFn(()=>recursiveCopy(join(distDir, CLIENT_STATIC_FILES_PATH), join(outDir, "_next", CLIENT_STATIC_FILES_PATH)));
}
// Get the exportPathMap from the config file
if (typeof nextConfig.exportPathMap !== "function") {
nextConfig.exportPathMap = async (defaultMap)=>{
return defaultMap;
};
}
const { i18n, images: { loader = "default", unoptimized } } = nextConfig;
if (i18n && !options.buildExport) {
throw new ExportError(`i18n support is not compatible with next export. See here for more info on deploying: https://nextjs.org/docs/messages/export-no-custom-routes`);
}
if (!options.buildExport) {
const { isNextImageImported } = await span.traceChild("is-next-image-imported").traceAsyncFn(()=>fs.readFile(join(distDir, EXPORT_MARKER), "utf8").then((text)=>JSON.parse(text)).catch(()=>({})));
if (isNextImageImported && loader === "default" && !unoptimized && !hasNextSupport) {
throw new ExportError(`Image Optimization using the default loader is not compatible with export.
Possible solutions:
- Use \`next start\` to run a server, which includes the Image Optimization API.
- Configure \`images.unoptimized = true\` in \`next.config.js\` to disable the Image Optimization API.
Read more: https://nextjs.org/docs/messages/export-image-api`);
}
}
let serverActionsManifest;
if (enabledDirectories.app) {
serverActionsManifest = require(join(distDir, SERVER_DIRECTORY, SERVER_REFERENCE_MANIFEST + ".json"));
if (nextConfig.output === "export") {
if (Object.keys(serverActionsManifest.node).length > 0 || Object.keys(serverActionsManifest.edge).length > 0) {
throw new ExportError(`Server Actions are not supported with static export.`);
}
}
}
// Start the rendering process
const renderOpts = {
previewProps: prerenderManifest == null ? void 0 : prerenderManifest.preview,
buildId,
nextExport: true,
assetPrefix: nextConfig.assetPrefix.replace(/\/$/, ""),
distDir,
dev: false,
basePath: nextConfig.basePath,
trailingSlash: nextConfig.trailingSlash,
canonicalBase: ((_nextConfig_amp = nextConfig.amp) == null ? void 0 : _nextConfig_amp.canonicalBase) || "",
ampSkipValidation: ((_nextConfig_experimental_amp = nextConfig.experimental.amp) == null ? void 0 : _nextConfig_experimental_amp.skipValidation) || false,
ampOptimizerConfig: ((_nextConfig_experimental_amp1 = nextConfig.experimental.amp) == null ? void 0 : _nextConfig_experimental_amp1.optimizer) || undefined,
locales: i18n == null ? void 0 : i18n.locales,
locale: i18n == null ? void 0 : i18n.defaultLocale,
defaultLocale: i18n == null ? void 0 : i18n.defaultLocale,
domainLocales: i18n == null ? void 0 : i18n.domains,
disableOptimizedLoading: nextConfig.experimental.disableOptimizedLoading,
// Exported pages do not currently support dynamic HTML.
supportsDynamicResponse: false,
crossOrigin: nextConfig.crossOrigin,
optimizeCss: nextConfig.experimental.optimizeCss,
nextConfigOutput: nextConfig.output,
nextScriptWorkers: nextConfig.experimental.nextScriptWorkers,
optimizeFonts: nextConfig.optimizeFonts,
largePageDataBytes: nextConfig.experimental.largePageDataBytes,
serverActions: nextConfig.experimental.serverActions,
serverComponents: enabledDirectories.app,
nextFontManifest: require(join(distDir, "server", `${NEXT_FONT_MANIFEST}.json`)),
images: nextConfig.images,
...enabledDirectories.app ? {
serverActionsManifest
} : {},
strictNextHead: !!nextConfig.experimental.strictNextHead,
deploymentId: nextConfig.deploymentId,
experimental: {
ppr: nextConfig.experimental.ppr === true,
missingSuspenseWithCSRBailout: nextConfig.experimental.missingSuspenseWithCSRBailout === true,
swrDelta: nextConfig.experimental.swrDelta
}
};
const { serverRuntimeConfig, publicRuntimeConfig } = nextConfig;
if (Object.keys(publicRuntimeConfig).length > 0) {
renderOpts.runtimeConfig = publicRuntimeConfig;
}
globalThis.__NEXT_DATA__ = {
nextExport: true
};
const exportPathMap = await span.traceChild("run-export-path-map").traceAsyncFn(async ()=>{
const exportMap = await nextConfig.exportPathMap(defaultPathMap, {
dev: false,
dir,
outDir,
distDir,
buildId
});
return exportMap;
});
// only add missing 404 page when `buildExport` is false
if (!options.buildExport) {
// only add missing /404 if not specified in `exportPathMap`
if (!exportPathMap["/404"]) {
exportPathMap["/404"] = {
page: "/_error"
};
}
/**
* exports 404.html for backwards compat
* E.g. GitHub Pages, GitLab Pages, Cloudflare Pages, Netlify
*/ if (!exportPathMap["/404.html"]) {
// alias /404.html to /404 to be compatible with custom 404 / _error page
exportPathMap["/404.html"] = exportPathMap["/404"];
}
}
// make sure to prevent duplicates
const exportPaths = [
...new Set(Object.keys(exportPathMap).map((path)=>denormalizePagePath(normalizePagePath(path))))
];
const filteredPaths = exportPaths.filter((route)=>exportPathMap[route]._isAppDir || // Remove API routes
!isAPIRoute(exportPathMap[route].page));
if (filteredPaths.length !== exportPaths.length) {
hasApiRoutes = true;
}
if (filteredPaths.length === 0) {
return null;
}
if (prerenderManifest && !options.buildExport) {
const fallbackEnabledPages = new Set();
for (const path of Object.keys(exportPathMap)){
const page = exportPathMap[path].page;
const prerenderInfo = prerenderManifest.dynamicRoutes[page];
if (prerenderInfo && prerenderInfo.fallback !== false) {
fallbackEnabledPages.add(page);
}
}
if (fallbackEnabledPages.size > 0) {
throw new ExportError(`Found pages with \`fallback\` enabled:\n${[
...fallbackEnabledPages
].join("\n")}\n${SSG_FALLBACK_EXPORT_ERROR}\n`);
}
}
let hasMiddleware = false;
if (!options.buildExport) {
try {
const middlewareManifest = require(join(distDir, SERVER_DIRECTORY, MIDDLEWARE_MANIFEST));
hasMiddleware = Object.keys(middlewareManifest.middleware).length > 0;
} catch {}
// Warn if the user defines a path for an API page
if (hasApiRoutes || hasMiddleware) {
if (nextConfig.output === "export") {
Log.warn(yellow(`Statically exporting a Next.js application via \`next export\` disables API routes and middleware.`) + `\n` + yellow(`This command is meant for static-only hosts, and is` + " " + bold(`not necessary to make your application static.`)) + `\n` + yellow(`Pages in your application without server-side data dependencies will be automatically statically exported by \`next build\`, including pages powered by \`getStaticProps\`.`) + `\n` + yellow(`Learn more: https://nextjs.org/docs/messages/api-routes-static-export`));
}
}
}
const progress = !options.silent && createProgress(filteredPaths.length, options.statusMessage || "Exporting");
const pagesDataDir = options.buildExport ? outDir : join(outDir, "_next/data", buildId);
const ampValidations = {};
const publicDir = join(dir, CLIENT_PUBLIC_FILES_PATH);
// Copy public directory
if (!options.buildExport && existsSync(publicDir)) {
if (!options.silent) {
Log.info('Copying "public" directory');
}
await span.traceChild("copy-public-directory").traceAsyncFn(()=>recursiveCopy(publicDir, outDir, {
filter (path) {
// Exclude paths used by pages
return !exportPathMap[path];
}
}));
}
const workers = setupWorkers(options, nextConfig);
const results = await Promise.all(filteredPaths.map(async (path)=>{
const pathMap = exportPathMap[path];
const exportPage = workers[pathMap._isAppDir ? "app" : "pages"];
if (!exportPage) {
throw new Error("Invariant: Undefined export worker for app dir, this is a bug in Next.js.");
}
const pageExportSpan = span.traceChild("export-page");
pageExportSpan.setAttribute("path", path);
const result = await pageExportSpan.traceAsyncFn(async ()=>{
var _nextConfig_experimental_amp;
return await exportPage({
dir,
path,
pathMap,
distDir,
outDir,
pagesDataDir,
renderOpts,
ampValidatorPath: ((_nextConfig_experimental_amp = nextConfig.experimental.amp) == null ? void 0 : _nextConfig_experimental_amp.validator) || undefined,
trailingSlash: nextConfig.trailingSlash,
serverRuntimeConfig,
subFolders,
buildExport: options.buildExport,
optimizeFonts: nextConfig.optimizeFonts,
optimizeCss: nextConfig.experimental.optimizeCss,
disableOptimizedLoading: nextConfig.experimental.disableOptimizedLoading,
parentSpanId: pageExportSpan.getId(),
httpAgentOptions: nextConfig.httpAgentOptions,
debugOutput: options.debugOutput,
cacheMaxMemorySize: nextConfig.cacheMaxMemorySize,
fetchCache: true,
fetchCacheKeyPrefix: nextConfig.experimental.fetchCacheKeyPrefix,
cacheHandler: nextConfig.cacheHandler,
enableExperimentalReact: needsExperimentalReact(nextConfig),
enabledDirectories
});
});
if (nextConfig.experimental.prerenderEarlyExit) {
if (result && "error" in result) {
throw new Error(`Export encountered an error on ${path}, exiting due to prerenderEarlyExit: true being set`);
}
}
if (progress) progress();
return {
result,
path
};
}));
const errorPaths = [];
let renderError = false;
let hadValidationError = false;
const collector = {
byPath: new Map(),
byPage: new Map(),
ssgNotFoundPaths: new Set(),
turborepoAccessTraceResults: new Map()
};
for (const { result, path } of results){
if (!result) continue;
const { page } = exportPathMap[path];
if (result.turborepoAccessTraceResult) {
var _collector_turborepoAccessTraceResults;
(_collector_turborepoAccessTraceResults = collector.turborepoAccessTraceResults) == null ? void 0 : _collector_turborepoAccessTraceResults.set(path, TurborepoAccessTraceResult.fromSerialized(result.turborepoAccessTraceResult));
}
// Capture any render errors.
if ("error" in result) {
renderError = true;
errorPaths.push(page !== path ? `${page}: ${path}` : path);
continue;
}
// Capture any amp validations.
if (result.ampValidations) {
for (const validation of result.ampValidations){
ampValidations[validation.page] = validation.result;
hadValidationError ||= validation.result.errors.length > 0;
}
}
if (options.buildExport) {
// Update path info by path.
const info = collector.byPath.get(path) ?? {};
if (typeof result.revalidate !== "undefined") {
info.revalidate = validateRevalidate(result.revalidate, path);
}
if (typeof result.metadata !== "undefined") {
info.metadata = result.metadata;
}
if (typeof result.hasEmptyPrelude !== "undefined") {
info.hasEmptyPrelude = result.hasEmptyPrelude;
}
if (typeof result.hasPostponed !== "undefined") {
info.hasPostponed = result.hasPostponed;
}
collector.byPath.set(path, info);
// Update not found.
if (result.ssgNotFound === true) {
collector.ssgNotFoundPaths.add(path);
}
// Update durations.
const durations = collector.byPage.get(page) ?? {
durationsByPath: new Map()
};
durations.durationsByPath.set(path, result.duration);
collector.byPage.set(page, durations);
}
}
const endWorkerPromise = workers.end();
// Export mode provide static outputs that are not compatible with PPR mode.
if (!options.buildExport && nextConfig.experimental.ppr) {
// TODO: add message
throw new Error("Invariant: PPR cannot be enabled in export mode");
}
// copy prerendered routes to outDir
if (!options.buildExport && prerenderManifest) {
await Promise.all(Object.keys(prerenderManifest.routes).map(async (route)=>{
const { srcRoute } = prerenderManifest.routes[route];
const appPageName = mapAppRouteToPage.get(srcRoute || "");
const pageName = appPageName || srcRoute || route;
const isAppPath = Boolean(appPageName);
const isAppRouteHandler = appPageName && isAppRouteRoute(appPageName);
// returning notFound: true from getStaticProps will not
// output html/json files during the build
if (prerenderManifest.notFoundRoutes.includes(route)) {
return;
}
route = normalizePagePath(route);
const pagePath = getPagePath(pageName, distDir, undefined, isAppPath);
const distPagesDir = join(pagePath, // strip leading / and then recurse number of nested dirs
// to place from base folder
pageName.slice(1).split("/").map(()=>"..").join("/"));
const orig = join(distPagesDir, route);
const handlerSrc = `${orig}.body`;
const handlerDest = join(outDir, route);
if (isAppRouteHandler && existsSync(handlerSrc)) {
await fs.mkdir(dirname(handlerDest), {
recursive: true
});
await fs.copyFile(handlerSrc, handlerDest);
return;
}
const htmlDest = join(outDir, `${route}${subFolders && route !== "/index" ? `${sep}index` : ""}.html`);
const ampHtmlDest = join(outDir, `${route}.amp${subFolders ? `${sep}index` : ""}.html`);
const jsonDest = isAppPath ? join(outDir, `${route}${subFolders && route !== "/index" ? `${sep}index` : ""}.txt`) : join(pagesDataDir, `${route}.json`);
await fs.mkdir(dirname(htmlDest), {
recursive: true
});
await fs.mkdir(dirname(jsonDest), {
recursive: true
});
const htmlSrc = `${orig}.html`;
const jsonSrc = `${orig}${isAppPath ? RSC_SUFFIX : ".json"}`;
await fs.copyFile(htmlSrc, htmlDest);
await fs.copyFile(jsonSrc, jsonDest);
if (existsSync(`${orig}.amp.html`)) {
await fs.mkdir(dirname(ampHtmlDest), {
recursive: true
});
await fs.copyFile(`${orig}.amp.html`, ampHtmlDest);
}
}));
}
if (Object.keys(ampValidations).length) {
console.log(formatAmpMessages(ampValidations));
}
if (hadValidationError) {
throw new ExportError(`AMP Validation caused the export to fail. https://nextjs.org/docs/messages/amp-export-validation`);
}
if (renderError) {
throw new ExportError(`Export encountered errors on following paths:\n\t${errorPaths.sort().join("\n ")}`);
}
await fs.writeFile(join(distDir, EXPORT_DETAIL), formatManifest({
version: 1,
outDirectory: outDir,
success: true
}), "utf8");
if (telemetry) {
await telemetry.flush();
}
await endWorkerPromise;
return collector;
}
export default async function exportApp(dir, options, span) {
const nextExportSpan = span.traceChild("next-export");
return nextExportSpan.traceAsyncFn(async ()=>{
return await exportAppImpl(dir, options, nextExportSpan);
});
}
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