create project

kitabcitab/node_modules/next/dist/esm/server/web-server.js

@@ -0,0 +1,331 @@
+import { byteLength } from "./api-utils/web";
+import BaseServer, { NoFallbackError } from "./base-server";
+import { generateETag } from "./lib/etag";
+import { addRequestMeta } from "./request-meta";
+import WebResponseCache from "./response-cache/web";
+import { isAPIRoute } from "../lib/is-api-route";
+import { getPathMatch } from "../shared/lib/router/utils/path-match";
+import getRouteFromAssetPath from "../shared/lib/router/utils/get-route-from-asset-path";
+import { detectDomainLocale } from "../shared/lib/i18n/detect-domain-locale";
+import { normalizeLocalePath } from "../shared/lib/i18n/normalize-locale-path";
+import { removeTrailingSlash } from "../shared/lib/router/utils/remove-trailing-slash";
+import { isDynamicRoute } from "../shared/lib/router/utils";
+import { interpolateDynamicPath, normalizeVercelUrl } from "../build/webpack/loaders/next-serverless-loader/utils";
+import { getNamedRouteRegex } from "../shared/lib/router/utils/route-regex";
+export default class NextWebServer extends BaseServer {
+    constructor(options){
+        super(options);
+        // Extend `renderOpts`.
+        Object.assign(this.renderOpts, options.webServerConfig.extendRenderOpts);
+    }
+    handleCompression() {
+    // For the web server layer, compression is automatically handled by the
+    // upstream proxy (edge runtime or node server) and we can simply skip here.
+    }
+    getIncrementalCache() {
+        return {};
+    }
+    getResponseCache() {
+        return new WebResponseCache(this.minimalMode);
+    }
+    getCustomRoutes() {
+        return {
+            headers: [],
+            rewrites: {
+                fallback: [],
+                afterFiles: [],
+                beforeFiles: []
+            },
+            redirects: []
+        };
+    }
+    async run(req, res, parsedUrl) {
+        super.run(req, res, parsedUrl);
+    }
+    async hasPage(page) {
+        return page === this.serverOptions.webServerConfig.page;
+    }
+    getPublicDir() {
+        // Public files are not handled by the web server.
+        return "";
+    }
+    getBuildId() {
+        return this.serverOptions.webServerConfig.extendRenderOpts.buildId;
+    }
+    loadEnvConfig() {
+    // The web server does not need to load the env config. This is done by the
+    // runtime already.
+    }
+    getHasAppDir() {
+        return this.serverOptions.webServerConfig.pagesType === "app";
+    }
+    getHasStaticDir() {
+        return false;
+    }
+    async getFallback() {
+        return "";
+    }
+    getFontManifest() {
+        return undefined;
+    }
+    getPagesManifest() {
+        return {
+            [this.serverOptions.webServerConfig.page]: ""
+        };
+    }
+    getAppPathsManifest() {
+        return {
+            [this.serverOptions.webServerConfig.page]: ""
+        };
+    }
+    getFilesystemPaths() {
+        return new Set();
+    }
+    attachRequestMeta(req, parsedUrl) {
+        addRequestMeta(req, "__NEXT_INIT_QUERY", {
+            ...parsedUrl.query
+        });
+    }
+    getPrerenderManifest() {
+        return {
+            version: 3,
+            routes: {},
+            dynamicRoutes: {},
+            notFoundRoutes: [],
+            preview: {
+                previewModeId: "",
+                previewModeSigningKey: "",
+                previewModeEncryptionKey: ""
+            }
+        };
+    }
+    getServerComponentManifest() {
+        return this.serverOptions.webServerConfig.extendRenderOpts.serverComponentManifest;
+    }
+    getServerCSSManifest() {
+        return this.serverOptions.webServerConfig.extendRenderOpts.serverCSSManifest;
+    }
+    getFontLoaderManifest() {
+        return this.serverOptions.webServerConfig.extendRenderOpts.fontLoaderManifest;
+    }
+    generateRoutes() {
+        const fsRoutes = [
+            {
+                match: getPathMatch("/_next/data/:path*"),
+                type: "route",
+                name: "_next/data catchall",
+                check: true,
+                fn: async (req, res, params, _parsedUrl)=>{
+                    // Make sure to 404 for /_next/data/ itself and
+                    // we also want to 404 if the buildId isn't correct
+                    if (!params.path || params.path[0] !== this.buildId) {
+                        await this.render404(req, res, _parsedUrl);
+                        return {
+                            finished: true
+                        };
+                    }
+                    // remove buildId from URL
+                    params.path.shift();
+                    const lastParam = params.path[params.path.length - 1];
+                    // show 404 if it doesn't end with .json
+                    if (typeof lastParam !== "string" || !lastParam.endsWith(".json")) {
+                        await this.render404(req, res, _parsedUrl);
+                        return {
+                            finished: true
+                        };
+                    }
+                    // re-create page's pathname
+                    let pathname = `/${params.path.join("/")}`;
+                    pathname = getRouteFromAssetPath(pathname, ".json");
+                    // ensure trailing slash is normalized per config
+                    if (this.router.catchAllMiddleware[0]) {
+                        if (this.nextConfig.trailingSlash && !pathname.endsWith("/")) {
+                            pathname += "/";
+                        }
+                        if (!this.nextConfig.trailingSlash && pathname.length > 1 && pathname.endsWith("/")) {
+                            pathname = pathname.substring(0, pathname.length - 1);
+                        }
+                    }
+                    if (this.nextConfig.i18n) {
+                        const { host  } = (req == null ? void 0 : req.headers) || {};
+                        // remove port from host and remove port if present
+                        const hostname = host == null ? void 0 : host.split(":")[0].toLowerCase();
+                        const localePathResult = normalizeLocalePath(pathname, this.nextConfig.i18n.locales);
+                        const { defaultLocale  } = detectDomainLocale(this.nextConfig.i18n.domains, hostname) || {};
+                        let detectedLocale = "";
+                        if (localePathResult.detectedLocale) {
+                            pathname = localePathResult.pathname;
+                            detectedLocale = localePathResult.detectedLocale;
+                        }
+                        _parsedUrl.query.__nextLocale = detectedLocale;
+                        _parsedUrl.query.__nextDefaultLocale = defaultLocale || this.nextConfig.i18n.defaultLocale;
+                        if (!detectedLocale && !this.router.catchAllMiddleware[0]) {
+                            _parsedUrl.query.__nextLocale = _parsedUrl.query.__nextDefaultLocale;
+                            await this.render404(req, res, _parsedUrl);
+                            return {
+                                finished: true
+                            };
+                        }
+                    }
+                    return {
+                        pathname,
+                        query: {
+                            ..._parsedUrl.query,
+                            __nextDataReq: "1"
+                        },
+                        finished: false
+                    };
+                }
+            },
+            {
+                match: getPathMatch("/_next/:path*"),
+                type: "route",
+                name: "_next catchall",
+                // This path is needed because `render()` does a check for `/_next` and the calls the routing again
+                fn: async (req, res, _params, parsedUrl)=>{
+                    await this.render404(req, res, parsedUrl);
+                    return {
+                        finished: true
+                    };
+                }
+            }, 
+        ];
+        const catchAllRoute = {
+            match: getPathMatch("/:path*"),
+            type: "route",
+            matchesLocale: true,
+            name: "Catchall render",
+            fn: async (req, res, _params, parsedUrl)=>{
+                let { pathname , query  } = parsedUrl;
+                if (!pathname) {
+                    throw new Error("pathname is undefined");
+                }
+                // interpolate query information into page for dynamic route
+                // so that rewritten paths are handled properly
+                if (pathname !== this.serverOptions.webServerConfig.page) {
+                    pathname = this.serverOptions.webServerConfig.page;
+                    if (isDynamicRoute(pathname)) {
+                        const routeRegex = getNamedRouteRegex(pathname);
+                        pathname = interpolateDynamicPath(pathname, query, routeRegex);
+                        normalizeVercelUrl(req, true, Object.keys(routeRegex.routeKeys), true, routeRegex);
+                    }
+                }
+                // next.js core assumes page path without trailing slash
+                pathname = removeTrailingSlash(pathname);
+                if (this.nextConfig.i18n) {
+                    var ref;
+                    const localePathResult = normalizeLocalePath(pathname, (ref = this.nextConfig.i18n) == null ? void 0 : ref.locales);
+                    if (localePathResult.detectedLocale) {
+                        pathname = localePathResult.pathname;
+                        parsedUrl.query.__nextLocale = localePathResult.detectedLocale;
+                    }
+                }
+                const bubbleNoFallback = !!query._nextBubbleNoFallback;
+                if (isAPIRoute(pathname)) {
+                    delete query._nextBubbleNoFallback;
+                }
+                try {
+                    await this.render(req, res, pathname, query, parsedUrl, true);
+                    return {
+                        finished: true
+                    };
+                } catch (err) {
+                    if (err instanceof NoFallbackError && bubbleNoFallback) {
+                        return {
+                            finished: false
+                        };
+                    }
+                    throw err;
+                }
+            }
+        };
+        const { useFileSystemPublicRoutes  } = this.nextConfig;
+        if (useFileSystemPublicRoutes) {
+            this.appPathRoutes = this.getAppPathRoutes();
+            this.dynamicRoutes = this.getDynamicRoutes();
+        }
+        return {
+            headers: [],
+            fsRoutes,
+            rewrites: {
+                beforeFiles: [],
+                afterFiles: [],
+                fallback: []
+            },
+            redirects: [],
+            catchAllRoute,
+            catchAllMiddleware: [],
+            useFileSystemPublicRoutes,
+            dynamicRoutes: this.dynamicRoutes,
+            pageChecker: this.hasPage.bind(this),
+            nextConfig: this.nextConfig
+        };
+    }
+    // Edge API requests are handled separately in minimal mode.
+    async handleApiRequest() {
+        return false;
+    }
+    async renderHTML(req, _res, pathname, query, renderOpts) {
+        const { pagesRenderToHTML , appRenderToHTML  } = this.serverOptions.webServerConfig;
+        const curRenderToHTML = pagesRenderToHTML || appRenderToHTML;
+        if (curRenderToHTML) {
+            return await curRenderToHTML({
+                url: req.url,
+                cookies: req.cookies,
+                headers: req.headers
+            }, {}, pathname, query, Object.assign(renderOpts, {
+                disableOptimizedLoading: true,
+                runtime: "experimental-edge"
+            }));
+        } else {
+            throw new Error(`Invariant: curRenderToHTML is missing`);
+        }
+    }
+    async sendRenderResult(_req, res, options) {
+        res.setHeader("X-Edge-Runtime", "1");
+        // Add necessary headers.
+        // @TODO: Share the isomorphic logic with server/send-payload.ts.
+        if (options.poweredByHeader && options.type === "html") {
+            res.setHeader("X-Powered-By", "Next.js");
+        }
+        const resultContentType = options.result.contentType();
+        if (!res.getHeader("Content-Type")) {
+            res.setHeader("Content-Type", resultContentType ? resultContentType : options.type === "json" ? "application/json" : "text/html; charset=utf-8");
+        }
+        if (options.result.isDynamic()) {
+            const writer = res.transformStream.writable.getWriter();
+            options.result.pipe({
+                write: (chunk)=>writer.write(chunk),
+                end: ()=>writer.close(),
+                destroy: (err)=>writer.abort(err),
+                cork: ()=>{},
+                uncork: ()=>{}
+            });
+        } else {
+            const payload = await options.result.toUnchunkedString();
+            res.setHeader("Content-Length", String(byteLength(payload)));
+            if (options.generateEtags) {
+                res.setHeader("ETag", generateETag(payload));
+            }
+            res.body(payload);
+        }
+        res.send();
+    }
+    async runApi() {
+        // @TODO
+        return true;
+    }
+    async findPageComponents({ pathname , query , params  }) {
+        const result = await this.serverOptions.webServerConfig.loadComponent(pathname);
+        if (!result) return null;
+        return {
+            query: {
+                ...query || {},
+                ...params || {}
+            },
+            components: result
+        };
+    }
+};
+
+//# sourceMappingURL=web-server.js.map