import 'zone.js/node'; import { ngExpressEngine } from '@nguniversal/express-engine'; import * as express from 'express'; import { join } from 'path'; import { AppServerModule } from './src/main.server'; import { APP_BASE_HREF } from '@angular/common'; import { existsSync } from 'fs'; // The Express app is exported so that it can be used by serverless Functions. export function app() { const server = express(); const distFolder = join(process.cwd(), 'dist/browser'); const indexHtml = existsSync(join(distFolder, 'index.original.html')) ? 'index.original.html' : 'index'; // #docregion ngExpressEngine // Our Universal express-engine (found @ https://github.com/angular/universal/tree/master/modules/express-engine) server.engine('html', ngExpressEngine({ bootstrap: AppServerModule, })); // #enddocregion ngExpressEngine server.set('view engine', 'html'); server.set('views', distFolder); // #docregion data-request // TODO: implement data requests securely server.get('/api/**', (req, res) => { res.status(404).send('data requests are not yet supported'); }); // #enddocregion data-request // #docregion static // Serve static files from /browser server.get('*.*', express.static(distFolder, { maxAge: '1y' })); // #enddocregion static // #docregion navigation-request // All regular routes use the Universal engine server.get('*', (req, res) => { res.render(indexHtml, { req, providers: [{ provide: APP_BASE_HREF, useValue: req.baseUrl }] }); }); // #enddocregion navigation-request return server; } function run() { 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 * from './src/main.server';