frontend/node_modules/next/dist/esm/server/route-modules/route-module.js

import { BUILD_ID_FILE, BUILD_MANIFEST, CLIENT_REFERENCE_MANIFEST, DYNAMIC_CSS_MANIFEST, NEXT_FONT_MANIFEST, PRERENDER_MANIFEST, REACT_LOADABLE_MANIFEST, ROUTES_MANIFEST, SERVER_FILES_MANIFEST, SERVER_REFERENCE_MANIFEST, SUBRESOURCE_INTEGRITY_MANIFEST } from '../../shared/lib/constants';
import { parseReqUrl } from '../../lib/url';
import { normalizeLocalePath } from '../../shared/lib/i18n/normalize-locale-path';
import { isDynamicRoute } from '../../shared/lib/router/utils';
import { removePathPrefix } from '../../shared/lib/router/utils/remove-path-prefix';
import { getServerUtils } from '../server-utils';
import { detectDomainLocale } from '../../shared/lib/i18n/detect-domain-locale';
import { getHostname } from '../../shared/lib/get-hostname';
import { checkIsOnDemandRevalidate } from '../api-utils';
import { normalizeDataPath } from '../../shared/lib/page-path/normalize-data-path';
import { pathHasPrefix } from '../../shared/lib/router/utils/path-has-prefix';
import { addRequestMeta, getRequestMeta } from '../request-meta';
import { normalizePagePath } from '../../shared/lib/page-path/normalize-page-path';
import { isStaticMetadataRoute } from '../../lib/metadata/is-metadata-route';
import { IncrementalCache } from '../lib/incremental-cache';
import { initializeCacheHandlers, setCacheHandler } from '../use-cache/handlers';
import { interopDefault } from '../app-render/interop-default';
import ResponseCache from '../response-cache';
import { normalizeAppPath } from '../../shared/lib/router/utils/app-paths';
import { RouterServerContextSymbol, routerServerGlobal } from '../lib/router-utils/router-server-context';
import { decodePathParams } from '../lib/router-utils/decode-path-params';
import { removeTrailingSlash } from '../../shared/lib/router/utils/remove-trailing-slash';
import { isInterceptionRouteRewrite } from '../../lib/generate-interception-routes-rewrites';
const dynamicImportEsmDefault = (id)=>import(/* webpackIgnore: true */ /* turbopackIgnore: true */ id).then((mod)=>mod.default || mod);
/**
 * RouteModule is the base class for all route modules. This class should be
 * extended by all route modules.
 */ export class RouteModule {
    constructor({ userland, definition, distDir, relativeProjectDir }){
        this.userland = userland;
        this.definition = definition;
        this.isDev = process.env.NODE_ENV === 'development';
        this.distDir = distDir;
        this.relativeProjectDir = relativeProjectDir;
    }
    async instrumentationOnRequestError(req, ...args) {
        if (process.env.NEXT_RUNTIME === 'edge') {
            const { getEdgeInstrumentationModule } = await import('../web/globals');
            const instrumentation = await getEdgeInstrumentationModule();
            if (instrumentation) {
                await (instrumentation.onRequestError == null ? void 0 : instrumentation.onRequestError.call(instrumentation, ...args));
            }
        } else {
            const { join } = require('node:path');
            const absoluteProjectDir = join(process.cwd(), getRequestMeta(req, 'relativeProjectDir') || this.relativeProjectDir);
            const { instrumentationOnRequestError } = await import('../lib/router-utils/instrumentation-globals.external.js');
            return instrumentationOnRequestError(absoluteProjectDir, this.distDir, ...args);
        }
    }
    loadManifests(srcPage, projectDir) {
        if (process.env.NEXT_RUNTIME === 'edge') {
            var _self___RSC_MANIFEST;
            const { getEdgePreviewProps } = require('../web/get-edge-preview-props');
            const maybeJSONParse = (str)=>str ? JSON.parse(str) : undefined;
            return {
                buildId: process.env.__NEXT_BUILD_ID || '',
                buildManifest: self.__BUILD_MANIFEST,
                fallbackBuildManifest: {},
                reactLoadableManifest: maybeJSONParse(self.__REACT_LOADABLE_MANIFEST),
                nextFontManifest: maybeJSONParse(self.__NEXT_FONT_MANIFEST),
                prerenderManifest: {
                    routes: {},
                    dynamicRoutes: {},
                    notFoundRoutes: [],
                    version: 4,
                    preview: getEdgePreviewProps()
                },
                routesManifest: {
                    version: 4,
                    caseSensitive: Boolean(process.env.__NEXT_CASE_SENSITIVE_ROUTES),
                    basePath: process.env.__NEXT_BASE_PATH || '',
                    rewrites: process.env.__NEXT_REWRITES || {
                        beforeFiles: [],
                        afterFiles: [],
                        fallback: []
                    },
                    redirects: [],
                    headers: [],
                    i18n: process.env.__NEXT_I18N_CONFIG || undefined,
                    skipMiddlewareUrlNormalize: Boolean(process.env.__NEXT_NO_MIDDLEWARE_URL_NORMALIZE)
                },
                serverFilesManifest: {
                    config: globalThis.nextConfig || {}
                },
                clientReferenceManifest: (_self___RSC_MANIFEST = self.__RSC_MANIFEST) == null ? void 0 : _self___RSC_MANIFEST[srcPage],
                serverActionsManifest: maybeJSONParse(self.__RSC_SERVER_MANIFEST),
                subresourceIntegrityManifest: maybeJSONParse(self.__SUBRESOURCE_INTEGRITY_MANIFEST),
                dynamicCssManifest: maybeJSONParse(self.__DYNAMIC_CSS_MANIFEST),
                interceptionRoutePatterns: (maybeJSONParse(self.__INTERCEPTION_ROUTE_REWRITE_MANIFEST) ?? []).map((rewrite)=>new RegExp(rewrite.regex))
            };
        } else {
            var _clientReferenceManifest___RSC_MANIFEST;
            if (!projectDir) {
                throw Object.defineProperty(new Error('Invariant: projectDir is required for node runtime'), "__NEXT_ERROR_CODE", {
                    value: "E718",
                    enumerable: false,
                    configurable: true
                });
            }
            const { loadManifestFromRelativePath } = require('../load-manifest.external');
            const normalizedPagePath = normalizePagePath(srcPage);
            const [routesManifest, prerenderManifest, buildManifest, fallbackBuildManifest, reactLoadableManifest, nextFontManifest, clientReferenceManifest, serverActionsManifest, subresourceIntegrityManifest, serverFilesManifest, buildId, dynamicCssManifest] = [
                loadManifestFromRelativePath({
                    projectDir,
                    distDir: this.distDir,
                    manifest: ROUTES_MANIFEST,
                    shouldCache: !this.isDev
                }),
                loadManifestFromRelativePath({
                    projectDir,
                    distDir: this.distDir,
                    manifest: PRERENDER_MANIFEST,
                    shouldCache: !this.isDev
                }),
                loadManifestFromRelativePath({
                    projectDir,
                    distDir: this.distDir,
                    manifest: BUILD_MANIFEST,
                    shouldCache: !this.isDev
                }),
                srcPage === '/_error' ? loadManifestFromRelativePath({
                    projectDir,
                    distDir: this.distDir,
                    manifest: `fallback-${BUILD_MANIFEST}`,
                    shouldCache: !this.isDev,
                    handleMissing: true
                }) : {},
                loadManifestFromRelativePath({
                    projectDir,
                    distDir: this.distDir,
                    manifest: process.env.TURBOPACK ? `server/${this.isAppRouter ? 'app' : 'pages'}${normalizedPagePath}/${REACT_LOADABLE_MANIFEST}` : REACT_LOADABLE_MANIFEST,
                    handleMissing: true,
                    shouldCache: !this.isDev
                }),
                loadManifestFromRelativePath({
                    projectDir,
                    distDir: this.distDir,
                    manifest: `server/${NEXT_FONT_MANIFEST}.json`,
                    shouldCache: !this.isDev
                }),
                this.isAppRouter && !isStaticMetadataRoute(srcPage) ? loadManifestFromRelativePath({
                    distDir: this.distDir,
                    projectDir,
                    useEval: true,
                    handleMissing: true,
                    manifest: `server/app${srcPage.replace(/%5F/g, '_') + '_' + CLIENT_REFERENCE_MANIFEST}.js`,
                    shouldCache: !this.isDev
                }) : undefined,
                this.isAppRouter ? loadManifestFromRelativePath({
                    distDir: this.distDir,
                    projectDir,
                    manifest: `server/${SERVER_REFERENCE_MANIFEST}.json`,
                    handleMissing: true,
                    shouldCache: !this.isDev
                }) : {},
                loadManifestFromRelativePath({
                    projectDir,
                    distDir: this.distDir,
                    manifest: `server/${SUBRESOURCE_INTEGRITY_MANIFEST}.json`,
                    handleMissing: true,
                    shouldCache: !this.isDev
                }),
                this.isDev ? {} : loadManifestFromRelativePath({
                    projectDir,
                    distDir: this.distDir,
                    manifest: SERVER_FILES_MANIFEST
                }),
                this.isDev ? 'development' : loadManifestFromRelativePath({
                    projectDir,
                    distDir: this.distDir,
                    manifest: BUILD_ID_FILE,
                    skipParse: true
                }),
                loadManifestFromRelativePath({
                    projectDir,
                    distDir: this.distDir,
                    manifest: DYNAMIC_CSS_MANIFEST,
                    handleMissing: true
                })
            ];
            return {
                buildId,
                buildManifest,
                fallbackBuildManifest,
                routesManifest,
                nextFontManifest,
                prerenderManifest,
                serverFilesManifest,
                reactLoadableManifest,
                clientReferenceManifest: clientReferenceManifest == null ? void 0 : (_clientReferenceManifest___RSC_MANIFEST = clientReferenceManifest.__RSC_MANIFEST) == null ? void 0 : _clientReferenceManifest___RSC_MANIFEST[srcPage.replace(/%5F/g, '_')],
                serverActionsManifest,
                subresourceIntegrityManifest,
                dynamicCssManifest,
                interceptionRoutePatterns: routesManifest.rewrites.beforeFiles.filter(isInterceptionRouteRewrite).map((rewrite)=>new RegExp(rewrite.regex))
            };
        }
    }
    async loadCustomCacheHandlers(req, nextConfig) {
        if (process.env.NEXT_RUNTIME !== 'edge') {
            const { cacheHandlers } = nextConfig.experimental;
            if (!cacheHandlers) return;
            // If we've already initialized the cache handlers interface, don't do it
            // again.
            if (!initializeCacheHandlers()) return;
            for (const [kind, handler] of Object.entries(cacheHandlers)){
                if (!handler) continue;
                const { formatDynamicImportPath } = require('../../lib/format-dynamic-import-path');
                const { join } = require('node:path');
                const absoluteProjectDir = join(process.cwd(), getRequestMeta(req, 'relativeProjectDir') || this.relativeProjectDir);
                setCacheHandler(kind, interopDefault(await dynamicImportEsmDefault(formatDynamicImportPath(`${absoluteProjectDir}/${this.distDir}`, handler))));
            }
        }
    }
    async getIncrementalCache(req, nextConfig, prerenderManifest) {
        if (process.env.NEXT_RUNTIME === 'edge') {
            return globalThis.__incrementalCache;
        } else {
            let CacheHandler;
            const { cacheHandler } = nextConfig;
            if (cacheHandler) {
                const { formatDynamicImportPath } = require('../../lib/format-dynamic-import-path');
                CacheHandler = interopDefault(await dynamicImportEsmDefault(formatDynamicImportPath(this.distDir, cacheHandler)));
            }
            const { join } = require('node:path');
            const projectDir = join(process.cwd(), getRequestMeta(req, 'relativeProjectDir') || this.relativeProjectDir);
            await this.loadCustomCacheHandlers(req, nextConfig);
            // incremental-cache is request specific
            // although can have shared caches in module scope
            // per-cache handler
            return new IncrementalCache({
                fs: require('../lib/node-fs-methods').nodeFs,
                dev: this.isDev,
                requestHeaders: req.headers,
                allowedRevalidateHeaderKeys: nextConfig.experimental.allowedRevalidateHeaderKeys,
                minimalMode: getRequestMeta(req, 'minimalMode'),
                serverDistDir: `${projectDir}/${this.distDir}/server`,
                fetchCacheKeyPrefix: nextConfig.experimental.fetchCacheKeyPrefix,
                maxMemoryCacheSize: nextConfig.cacheMaxMemorySize,
                flushToDisk: nextConfig.experimental.isrFlushToDisk,
                getPrerenderManifest: ()=>prerenderManifest,
                CurCacheHandler: CacheHandler
            });
        }
    }
    async onRequestError(req, err, errorContext, routerServerContext) {
        if (routerServerContext == null ? void 0 : routerServerContext.logErrorWithOriginalStack) {
            routerServerContext.logErrorWithOriginalStack(err, 'app-dir');
        } else {
            console.error(err);
        }
        await this.instrumentationOnRequestError(req, err, {
            path: req.url || '/',
            headers: req.headers,
            method: req.method || 'GET'
        }, errorContext);
    }
    async prepare(req, res, { srcPage, multiZoneDraftMode }) {
        var _routerServerGlobal_RouterServerContextSymbol;
        let absoluteProjectDir;
        // edge runtime handles loading instrumentation at the edge adapter level
        if (process.env.NEXT_RUNTIME !== 'edge') {
            const { join, relative } = require('node:path');
            absoluteProjectDir = join(process.cwd(), getRequestMeta(req, 'relativeProjectDir') || this.relativeProjectDir);
            const absoluteDistDir = getRequestMeta(req, 'distDir');
            if (absoluteDistDir) {
                this.distDir = relative(absoluteProjectDir, absoluteDistDir);
            }
            const { ensureInstrumentationRegistered } = await import('../lib/router-utils/instrumentation-globals.external.js');
            // ensure instrumentation is registered and pass
            // onRequestError below
            ensureInstrumentationRegistered(absoluteProjectDir, this.distDir);
        }
        const manifests = await this.loadManifests(srcPage, absoluteProjectDir);
        const { routesManifest, prerenderManifest, serverFilesManifest } = manifests;
        const { basePath, i18n, rewrites } = routesManifest;
        if (basePath) {
            req.url = removePathPrefix(req.url || '/', basePath);
        }
        const parsedUrl = parseReqUrl(req.url || '/');
        // if we couldn't parse the URL we can't continue
        if (!parsedUrl) {
            return;
        }
        let isNextDataRequest = false;
        if (pathHasPrefix(parsedUrl.pathname || '/', '/_next/data')) {
            isNextDataRequest = true;
            parsedUrl.pathname = normalizeDataPath(parsedUrl.pathname || '/');
        }
        let originalPathname = parsedUrl.pathname || '/';
        const originalQuery = {
            ...parsedUrl.query
        };
        const pageIsDynamic = isDynamicRoute(srcPage);
        let localeResult;
        let detectedLocale;
        if (i18n) {
            localeResult = normalizeLocalePath(parsedUrl.pathname || '/', i18n.locales);
            if (localeResult.detectedLocale) {
                req.url = `${localeResult.pathname}${parsedUrl.search}`;
                originalPathname = localeResult.pathname;
                if (!detectedLocale) {
                    detectedLocale = localeResult.detectedLocale;
                }
            }
        }
        const serverUtils = getServerUtils({
            page: srcPage,
            i18n,
            basePath,
            rewrites,
            pageIsDynamic,
            trailingSlash: process.env.__NEXT_TRAILING_SLASH,
            caseSensitive: Boolean(routesManifest.caseSensitive)
        });
        const domainLocale = detectDomainLocale(i18n == null ? void 0 : i18n.domains, getHostname(parsedUrl, req.headers), detectedLocale);
        addRequestMeta(req, 'isLocaleDomain', Boolean(domainLocale));
        const defaultLocale = (domainLocale == null ? void 0 : domainLocale.defaultLocale) || (i18n == null ? void 0 : i18n.defaultLocale);
        // Ensure parsedUrl.pathname includes locale before processing
        // rewrites or they won't match correctly.
        if (defaultLocale && !detectedLocale) {
            parsedUrl.pathname = `/${defaultLocale}${parsedUrl.pathname === '/' ? '' : parsedUrl.pathname}`;
        }
        const locale = getRequestMeta(req, 'locale') || detectedLocale || defaultLocale;
        const rewriteParamKeys = Object.keys(serverUtils.handleRewrites(req, parsedUrl));
        // after processing rewrites we want to remove locale
        // from parsedUrl pathname
        if (i18n) {
            parsedUrl.pathname = normalizeLocalePath(parsedUrl.pathname || '/', i18n.locales).pathname;
        }
        let params = getRequestMeta(req, 'params');
        // attempt parsing from pathname
        if (!params && serverUtils.dynamicRouteMatcher) {
            const paramsMatch = serverUtils.dynamicRouteMatcher(normalizeDataPath((localeResult == null ? void 0 : localeResult.pathname) || parsedUrl.pathname || '/'));
            const paramsResult = serverUtils.normalizeDynamicRouteParams(paramsMatch || {}, true);
            if (paramsResult.hasValidParams) {
                params = paramsResult.params;
            }
        }
        // Local "next start" expects the routing parsed query values
        // to not be present in the URL although when deployed proxies
        // will add query values from resolving the routes to pass to function.
        // TODO: do we want to change expectations for "next start"
        // to include these query values in the URL which affects asPath
        // but would match deployed behavior, e.g. a rewrite from middleware
        // that adds a query param would be in asPath as query but locally
        // it won't be in the asPath but still available in the query object
        const query = getRequestMeta(req, 'query') || {
            ...parsedUrl.query
        };
        const routeParamKeys = new Set();
        const combinedParamKeys = [];
        // we don't include rewriteParamKeys in the combinedParamKeys
        // for app router since the searchParams is populated from the
        // URL so we don't want to strip the rewrite params from the URL
        // so that searchParams can include them
        if (!this.isAppRouter) {
            for (const key of [
                ...rewriteParamKeys,
                ...Object.keys(serverUtils.defaultRouteMatches || {})
            ]){
                // We only want to filter rewrite param keys from the URL
                // if they are matches from the URL e.g. the key/value matches
                // before and after applying the rewrites /:path for /hello and
                // { path: 'hello' } but not for { path: 'another' } and /hello
                // TODO: we should prefix rewrite param keys the same as we do
                // for dynamic routes so we can identify them properly
                const originalValue = Array.isArray(originalQuery[key]) ? originalQuery[key].join('') : originalQuery[key];
                const queryValue = Array.isArray(query[key]) ? query[key].join('') : query[key];
                if (!(key in originalQuery) || originalValue === queryValue) {
                    combinedParamKeys.push(key);
                }
            }
        }
        serverUtils.normalizeCdnUrl(req, combinedParamKeys);
        serverUtils.normalizeQueryParams(query, routeParamKeys);
        serverUtils.filterInternalQuery(originalQuery, combinedParamKeys);
        if (pageIsDynamic) {
            const queryResult = serverUtils.normalizeDynamicRouteParams(query, true);
            const paramsResult = serverUtils.normalizeDynamicRouteParams(params || {}, true);
            const paramsToInterpolate = paramsResult.hasValidParams && params ? params : queryResult.hasValidParams ? query : {};
            req.url = serverUtils.interpolateDynamicPath(req.url || '/', paramsToInterpolate);
            parsedUrl.pathname = serverUtils.interpolateDynamicPath(parsedUrl.pathname || '/', paramsToInterpolate);
            originalPathname = serverUtils.interpolateDynamicPath(originalPathname, paramsToInterpolate);
            // try pulling from query if valid
            if (!params) {
                if (queryResult.hasValidParams) {
                    params = Object.assign({}, queryResult.params);
                    // If we pulled from query remove it so it's
                    // only in params
                    for(const key in serverUtils.defaultRouteMatches){
                        delete query[key];
                    }
                } else {
                    // use final params from URL matching
                    const paramsMatch = serverUtils.dynamicRouteMatcher == null ? void 0 : serverUtils.dynamicRouteMatcher.call(serverUtils, normalizeDataPath((localeResult == null ? void 0 : localeResult.pathname) || parsedUrl.pathname || '/'));
                    // we don't normalize these as they are allowed to be
                    // the literal slug matches here e.g. /blog/[slug]
                    // actually being requested
                    if (paramsMatch) {
                        params = Object.assign({}, paramsMatch);
                    }
                }
            }
        }
        // Remove any normalized params from the query if they
        // weren't present as non-prefixed query key e.g.
        // ?search=1&nxtPsearch=hello we don't delete search
        for (const key of routeParamKeys){
            if (!(key in originalQuery)) {
                delete query[key];
            }
        }
        const { isOnDemandRevalidate, revalidateOnlyGenerated } = checkIsOnDemandRevalidate(req, prerenderManifest.preview);
        let isDraftMode = false;
        let previewData;
        // preview data relies on non-edge utils
        if (process.env.NEXT_RUNTIME !== 'edge' && res) {
            const { tryGetPreviewData } = require('../api-utils/node/try-get-preview-data');
            previewData = tryGetPreviewData(req, res, prerenderManifest.preview, Boolean(multiZoneDraftMode));
            isDraftMode = previewData !== false;
        }
        const relativeProjectDir = getRequestMeta(req, 'relativeProjectDir') || this.relativeProjectDir;
        const routerServerContext = (_routerServerGlobal_RouterServerContextSymbol = routerServerGlobal[RouterServerContextSymbol]) == null ? void 0 : _routerServerGlobal_RouterServerContextSymbol[relativeProjectDir];
        const nextConfig = (routerServerContext == null ? void 0 : routerServerContext.nextConfig) || serverFilesManifest.config;
        const normalizedSrcPage = normalizeAppPath(srcPage);
        let resolvedPathname = getRequestMeta(req, 'rewroteURL') || normalizedSrcPage;
        if (isDynamicRoute(resolvedPathname) && params) {
            resolvedPathname = serverUtils.interpolateDynamicPath(resolvedPathname, params);
        }
        if (resolvedPathname === '/index') {
            resolvedPathname = '/';
        }
        try {
            resolvedPathname = decodePathParams(resolvedPathname);
        } catch (_) {}
        resolvedPathname = removeTrailingSlash(resolvedPathname);
        return {
            query,
            originalQuery,
            originalPathname,
            params,
            parsedUrl,
            locale,
            isNextDataRequest,
            locales: i18n == null ? void 0 : i18n.locales,
            defaultLocale,
            isDraftMode,
            previewData,
            pageIsDynamic,
            resolvedPathname,
            isOnDemandRevalidate,
            revalidateOnlyGenerated,
            ...manifests,
            serverActionsManifest: manifests.serverActionsManifest,
            clientReferenceManifest: manifests.clientReferenceManifest,
            nextConfig,
            routerServerContext
        };
    }
    getResponseCache(req) {
        if (!this.responseCache) {
            const minimalMode = getRequestMeta(req, 'minimalMode') ?? false;
            this.responseCache = new ResponseCache(minimalMode);
        }
        return this.responseCache;
    }
    async handleResponse({ req, nextConfig, cacheKey, routeKind, isFallback, prerenderManifest, isRoutePPREnabled, isOnDemandRevalidate, revalidateOnlyGenerated, responseGenerator, waitUntil }) {
        const responseCache = this.getResponseCache(req);
        const cacheEntry = await responseCache.get(cacheKey, responseGenerator, {
            routeKind,
            isFallback,
            isRoutePPREnabled,
            isOnDemandRevalidate,
            isPrefetch: req.headers.purpose === 'prefetch',
            // Use x-invocation-id header to scope the in-memory cache to a single
            // revalidation request in minimal mode.
            invocationID: req.headers['x-invocation-id'],
            incrementalCache: await this.getIncrementalCache(req, nextConfig, prerenderManifest),
            waitUntil
        });
        if (!cacheEntry) {
            if (cacheKey && // revalidate only generated can bail even if cacheKey is provided
            !(isOnDemandRevalidate && revalidateOnlyGenerated)) {
                // A cache entry might not be generated if a response is written
                // in `getInitialProps` or `getServerSideProps`, but those shouldn't
                // have a cache key. If we do have a cache key but we don't end up
                // with a cache entry, then either Next.js or the application has a
                // bug that needs fixing.
                throw Object.defineProperty(new Error('invariant: cache entry required but not generated'), "__NEXT_ERROR_CODE", {
                    value: "E62",
                    enumerable: false,
                    configurable: true
                });
            }
        }
        return cacheEntry;
    }
}

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