Updated the files.

my-app/node_modules/@schematics/angular/migrations/update-17/replace-nguniversal-engines.js

@@ -0,0 +1,197 @@
+"use strict";
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+Object.defineProperty(exports, "__esModule", { value: true });
+const core_1 = require("@angular-devkit/core");
+const schematics_1 = require("@angular-devkit/schematics");
+const utility_1 = require("../../utility");
+const dependencies_1 = require("../../utility/dependencies");
+const latest_versions_1 = require("../../utility/latest-versions");
+const workspace_1 = require("../../utility/workspace");
+const workspace_models_1 = require("../../utility/workspace-models");
+function* visit(directory) {
+    for (const path of directory.subfiles) {
+        if (path.endsWith('.ts') && !path.endsWith('.d.ts')) {
+            const entry = directory.file(path);
+            if (entry) {
+                const content = entry.content;
+                if (content.includes('@nguniversal/')) {
+                    // Only need to rename the import so we can just string replacements.
+                    yield [entry.path, content.toString()];
+                }
+            }
+        }
+    }
+    for (const path of directory.subdirs) {
+        if (path === 'node_modules' || path.startsWith('.')) {
+            continue;
+        }
+        yield* visit(directory.dir(path));
+    }
+}
+const UNIVERSAL_PACKAGES = ['@nguniversal/common', '@nguniversal/express-engine'];
+/**
+ * Regexp to match Universal packages.
+ * @nguniversal/common/engine
+ * @nguniversal/common
+ * @nguniversal/express-engine
+ **/
+const NGUNIVERSAL_PACKAGE_REGEXP = /@nguniversal\/(common(\/engine)?|express-engine)/g;
+function default_1() {
+    return async (tree) => {
+        const hasUniversalDeps = UNIVERSAL_PACKAGES.some((d) => (0, dependencies_1.getPackageJsonDependency)(tree, d));
+        if (!hasUniversalDeps) {
+            return;
+        }
+        return (0, schematics_1.chain)([
+            async (tree) => {
+                // Replace server file.
+                const workspace = await (0, workspace_1.getWorkspace)(tree);
+                for (const [, project] of workspace.projects) {
+                    if (project.extensions.projectType !== workspace_models_1.ProjectType.Application) {
+                        continue;
+                    }
+                    const serverMainFiles = new Map();
+                    for (const [, target] of project.targets) {
+                        if (target.builder !== workspace_models_1.Builders.Server) {
+                            continue;
+                        }
+                        const outputPath = project.targets.get('build')?.options?.outputPath;
+                        for (const [, { main }] of (0, workspace_1.allTargetOptions)(target, false)) {
+                            if (typeof main === 'string' &&
+                                typeof outputPath === 'string' &&
+                                tree.readText(main).includes('ngExpressEngine')) {
+                                serverMainFiles.set(main, outputPath);
+                            }
+                        }
+                    }
+                    // Replace all import specifiers in all files.
+                    let hasExpressTokens = false;
+                    const root = project.sourceRoot ?? `${project.root}/src`;
+                    const tokensFilePath = `/${root}/express.tokens.ts`;
+                    for (const file of visit(tree.getDir(root))) {
+                        const [path, content] = file;
+                        let updatedContent = content;
+                        // Check if file is importing tokens
+                        if (content.includes('@nguniversal/express-engine/tokens')) {
+                            hasExpressTokens ||= true;
+                            let tokensFileRelativePath = (0, core_1.relative)((0, core_1.dirname)((0, core_1.normalize)(path)), (0, core_1.normalize)(tokensFilePath));
+                            if (tokensFileRelativePath.charAt(0) !== '.') {
+                                tokensFileRelativePath = './' + tokensFileRelativePath;
+                            }
+                            updatedContent = updatedContent.replaceAll('@nguniversal/express-engine/tokens', tokensFileRelativePath.slice(0, -3));
+                        }
+                        updatedContent = updatedContent.replaceAll(NGUNIVERSAL_PACKAGE_REGEXP, '@angular/ssr');
+                        tree.overwrite(path, updatedContent);
+                    }
+                    // Replace server file and add tokens file if needed
+                    for (const [path, outputPath] of serverMainFiles.entries()) {
+                        tree.rename(path, path + '.bak');
+                        tree.create(path, getServerFileContents(outputPath, hasExpressTokens));
+                        if (hasExpressTokens) {
+                            tree.create(tokensFilePath, TOKENS_FILE_CONTENT);
+                        }
+                    }
+                }
+                // Remove universal packages from deps.
+                for (const name of UNIVERSAL_PACKAGES) {
+                    (0, dependencies_1.removePackageJsonDependency)(tree, name);
+                }
+            },
+            (0, utility_1.addDependency)('@angular/ssr', latest_versions_1.latestVersions.AngularSSR),
+        ]);
+    };
+}
+exports.default = default_1;
+const TOKENS_FILE_CONTENT = `
+import { InjectionToken } from '@angular/core';
+import { Request, Response } from 'express';
+
+export const REQUEST = new InjectionToken<Request>('REQUEST');
+export const RESPONSE = new InjectionToken<Response>('RESPONSE');
+`;
+function getServerFileContents(outputPath, hasExpressTokens) {
+    return (`
+import 'zone.js/node';
+
+import { APP_BASE_HREF } from '@angular/common';
+import { CommonEngine } from '@angular/ssr';
+import * as express from 'express';
+import { existsSync } from 'node:fs';
+import { join } from 'node:path';
+import bootstrap from './src/main.server';` +
+        (hasExpressTokens ? `\nimport { REQUEST, RESPONSE } from './src/express.tokens';` : '') +
+        `
+
+// The Express app is exported so that it can be used by serverless Functions.
+export function app(): express.Express {
+  const server = express();
+  const distFolder = join(process.cwd(), '${outputPath}');
+  const indexHtml = existsSync(join(distFolder, 'index.original.html'))
+    ? join(distFolder, 'index.original.html')
+    : join(distFolder, 'index.html');
+
+  const commonEngine = new CommonEngine();
+
+  server.set('view engine', 'html');
+  server.set('views', distFolder);
+
+  // Example Express Rest API endpoints
+  // server.get('/api/**', (req, res) => { });
+  // Serve static files from /browser
+  server.get('*.*', express.static(distFolder, {
+    maxAge: '1y'
+  }));
+
+  // All regular routes use the Angular engine
+  server.get('*', (req, res, next) => {
+    const { protocol, originalUrl, baseUrl, headers } = req;
+
+    commonEngine
+      .render({
+        bootstrap,
+        documentFilePath: indexHtml,
+        url: \`\${protocol}://\${headers.host}\${originalUrl}\`,
+        publicPath: distFolder,
+        providers: [
+          { provide: APP_BASE_HREF, useValue: baseUrl },` +
+        (hasExpressTokens
+            ? '\n          { provide: RESPONSE, useValue: res },\n          { provide: REQUEST, useValue: req }\n'
+            : '') +
+        `],
+      })
+      .then((html) => res.send(html))
+      .catch((err) => next(err));
+  });
+
+  return server;
+}
+
+function run(): void {
+  const port = process.env['PORT'] || 4000;
+
+  // Start up the Node server
+  const server = app();
+  server.listen(port, () => {
+    console.log(\`Node Express server listening on http://localhost:\${port}\`);
+  });
+}
+
+// Webpack will replace 'require' with '__webpack_require__'
+// '__non_webpack_require__' is a proxy to Node 'require'
+// The below code is to ensure that the server is run only when not requiring the bundle.
+declare const __non_webpack_require__: NodeRequire;
+const mainModule = __non_webpack_require__.main;
+const moduleFilename = mainModule && mainModule.filename || '';
+if (moduleFilename === __filename || moduleFilename.includes('iisnode')) {
+  run();
+}
+
+export default bootstrap;
+`);
+}