TypeScript aspnet-prerendering.createServerRenderer函数代码示例

import 'zone.js/dist/zone-node';
import 'reflect-metadata';
import { renderModule, renderModuleFactory } from '@angular/platform-server';
import { APP_BASE_HREF } from '@angular/common';
import { enableProdMode } from '@angular/core';
import { provideModuleMap } from '@nguniversal/module-map-ngfactory-loader';
import { createServerRenderer } from 'aspnet-prerendering';
export { AppServerModule } from './app/app.server.module';

enableProdMode();

export default createServerRenderer(params => {
  const { AppServerModule, AppServerModuleNgFactory, LAZY_MODULE_MAP } = (module as any).exports;
 
  const options = {
    document: params.data.originalHtml,
    url: params.url,
    extraProviders: [
      provideModuleMap(LAZY_MODULE_MAP),
      { provide: APP_BASE_HREF, useValue: params.baseUrl },
      { provide: 'BASE_URL', useValue: params.origin + params.baseUrl }
    ]
  };

  const renderPromise = AppServerModuleNgFactory
    ? /* AoT */ renderModuleFactory(AppServerModuleNgFactory, options)
    : /* dev */ renderModule(AppServerModule, options);
    
  return renderPromise.then(html => ({ html }));
});

enableProdMode();

export default createServerRenderer(params => {
    const providers = [
        { provide: INITIAL_CONFIG, useValue: { document: '<app></app>', url: params.url } },
        { provide: APP_BASE_HREF, useValue: params.baseUrl },
        { provide: 'BASE_URL', useValue: params.origin + params.baseUrl },
    ];

    return platformDynamicServer(providers).bootstrapModule(AppModule).then(moduleRef => {
        const appRef: ApplicationRef = moduleRef.injector.get(ApplicationRef);
        const state = moduleRef.injector.get(PlatformState);
        const zone = moduleRef.injector.get(NgZone);

        return new Promise<RenderResult>((resolve, reject) => {
            zone.onError.subscribe((errorInfo: any) => reject(errorInfo));
            appRef.isStable.first(isStable => isStable).subscribe(() => {
                // Because 'onStable' fires before 'onError', we have to delay slightly before
                // completing the request in case there's an error to report
                setImmediate(() => {
                    resolve({
                        html: state.renderToString()
                    });
                    moduleRef.destroy();
                });
            });
        });
    });
});

// Grab the (Node) server-specific NgModule
// Temporary * the engine will be on npm soon (`@universal/ng-aspnetcore-engine`)
import { ngAspnetCoreEngine, IEngineOptions, createTransferScript } from '@nguniversal/aspnetcore-engine';
enableProdMode();

export default createServerRenderer((params: BootFuncParams) => {

  // Platform-server provider configuration
  const setupOptions: IEngineOptions = {
    appSelector: '<app-root></app-root>',
    ngModule: AppServerModule,
    request: params,
    providers: [
      // Optional - Any other Server providers you want to pass (remember you'll have to provide them for the Browser as well)
    ]
  };

  return ngAspnetCoreEngine(setupOptions).then(response => {
    // Apply your transferData to response.globals
    response.globals.transferData = createTransferScript({
      someData: 'Transfer this to the client on the window.TRANSFER_CACHE {} object',
      fromDotnet: params.data.thisCameFromDotNET // example of data coming from dotnet, in HomeController
    });

    return ({
      html: response.html,
      globals: response.globals
    });
  });
});

import { enableProdMode } from '@angular/core';
import { platformNodeDynamic } from 'angular2-universal';
import { AppModule } from './app/app.module';

enableProdMode();
const platform = platformNodeDynamic();

export default createServerRenderer(params => {
    return new Promise<RenderResult>((resolve, reject) => {
        const requestZone = Zone.current.fork({
            name: 'angular-universal request',
            properties: {
                baseUrl: '/',
                requestUrl: params.url,
                originUrl: params.origin,
                preboot: false,
                document: '<app></app>'
            },
            onHandleError: (parentZone, currentZone, targetZone, error) => {
                // If any error occurs while rendering the module, reject the whole operation
                reject(error);
                return true;
            }
        });

        return requestZone.run<Promise<string>>(() => platform.serializeModule(AppModule)).then(html => {
            resolve({ html: html });
        }, reject);
    });
});

export default createServerRenderer(params => {
    const providers = [
        { provide: INITIAL_CONFIG, useValue: { document: '<app></app>', url: params.url } },
        { provide: 'ORIGIN_URL', useValue: params.origin }
    ];

    return platformDynamicServer(providers).bootstrapModule(AppModule).then(moduleRef => {
        const appRef = moduleRef.injector.get(ApplicationRef);
        const state = moduleRef.injector.get(PlatformState);
        const zone = moduleRef.injector.get(NgZone);
        
        return new Promise<RenderResult>((resolve, reject) => {
            zone.onError.subscribe(errorInfo => reject(errorInfo));
            appRef.isStable.first(isStable => isStable).subscribe(() => {
                // Because 'onStable' fires before 'onError', we have to delay slightly before
                // completing the request in case there's an error to report
                setImmediate(() => {
                    resolve({
                        html: state.renderToString()
                    });
                    moduleRef.destroy();
                });
            });
        });
        
        // Example of accessing arguments passed from the Tag Helper
        /*
        return new Promise<RenderResult>((resolve, reject) => {
            const result = `<h1>Hello, ${params.data.userName}</h1>`;

            zone.onError.subscribe(errorInfo => reject(errorInfo));
            appRef.isStable.first(isStable => isStable).subscribe(() => {
                // Because 'onStable' fires before 'onError', we have to delay slightly before
                // completing the request in case there's an error to report
                setImmediate(() => {
                    resolve({
                        html: result
                    });
                    moduleRef.destroy();
                });
            });
        });
        */

        // Example of attaching property to browser's "window" object
        /*
        return new Promise<RenderResult>((resolve, reject) => {
            const result = `<h1>Hello, ${params.data.userName}</h1>`;

            zone.onError.subscribe(errorInfo => reject(errorInfo));
            appRef.isStable.first(isStable => isStable).subscribe(() => {
                // Because 'onStable' fires before 'onError', we have to delay slightly before
                // completing the request in case there's an error to report
                setImmediate(() => {
                    resolve({
                        html: result,
                        globals: {
                            postList: [
                                'Introduction to ASP.NET Core',
                                'Making apps with Angular and ASP.NET Core'
                            ]
                        }
                    });
                    moduleRef.destroy();
                });
            });
        });
        */
    });
});