Initial state

Microsoft.AspNet.NodeServices.Angular/AngularPrerenderTagHelper.cs

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+using System.Threading.Tasks;
+using Microsoft.AspNet.Razor.Runtime.TagHelpers;
+using Microsoft.AspNet.Http;
+using Microsoft.AspNet.NodeServices;
+using Microsoft.AspNet.Http.Extensions;
+
+namespace Microsoft.AspNet.NodeServices.Angular
+{
+    [HtmlTargetElement(Attributes = PrerenderModuleAttributeName)]
+    public class AngularRunAtServerTagHelper : TagHelper
+    {
+        static StringAsTempFile nodeScript;
+        
+        static AngularRunAtServerTagHelper() {
+            // Consider populating this lazily
+            var script = EmbeddedResourceReader.Read(typeof (AngularRunAtServerTagHelper), "/Content/Node/angular-rendering.js");
+            nodeScript = new StringAsTempFile(script); // Will be cleaned up on process exit
+        }
+        
+        const string PrerenderModuleAttributeName = "aspnet-ng2-prerender-module";
+        const string PrerenderExportAttributeName = "aspnet-ng2-prerender-export";
+        
+        private static NodeInstance nodeInstance = new NodeInstance();
+
+        [HtmlAttributeName(PrerenderModuleAttributeName)]
+        public string ModuleName { get; set; }
+        
+        [HtmlAttributeName(PrerenderExportAttributeName)]
+        public string ExportName { get; set; }
+
+        private IHttpContextAccessor contextAccessor;
+
+        public AngularRunAtServerTagHelper(IHttpContextAccessor contextAccessor)
+        {
+            this.contextAccessor = contextAccessor;
+        }
+
+        public override async Task ProcessAsync(TagHelperContext context, TagHelperOutput output)
+        {
+            var result = await nodeInstance.InvokeExport(nodeScript.FileName, "renderComponent", new {
+                componentModule = this.ModuleName,
+                componentExport = this.ExportName,
+                tagName = output.TagName,
+                baseUrl = UriHelper.GetEncodedUrl(this.contextAccessor.HttpContext.Request)
+            });
+            output.SuppressOutput();
+            output.PostElement.AppendEncoded(result);
+        }
+    }
+}