public static async Task <SsrResult> RenderAsync(HttpRequest request, string jsBundlePath, string appBaseUrl, SsrData data)
{
// Based on https://github.com/MarkPieszak/aspnetcore-angular2-universal/blob/04273f64e122fa5648f4d21fab76da30163eedfd/Server/Controllers/HomeController.cs
var nodeServices = request.HttpContext.RequestServices.GetRequiredService <INodeServices>();
var hostEnv = request.HttpContext.RequestServices.GetRequiredService <IHostingEnvironment>();
var logger = request.HttpContext.RequestServices.GetRequiredService <ILogger <SsrRenderer> >();
var applicationBasePath = hostEnv.WebRootPath;
var requestFeature = request.HttpContext.Features.Get <IHttpRequestFeature>();
var unencodedPathAndQuery = requestFeature.RawTarget;
var unencodedAbsoluteUrl = $"{request.Scheme}://{request.Host}{unencodedPathAndQuery}";
var appPath = $"{request.PathBase}{appBaseUrl}";
var appRelativeUrl = unencodedPathAndQuery.StartsWith(appPath) ? unencodedPathAndQuery.Substring(appPath.Length) : unencodedPathAndQuery;
logger.LogDebug($"[SSR] request.PathBase: {request.PathBase}; requestFeature.RawTarget: {requestFeature.RawTarget}, unencodedAbsoluteUrl: {unencodedAbsoluteUrl}, appBaseUrl: {appBaseUrl}, appPath: {appPath}, appRelativeUrl: {appRelativeUrl}");
try {
var prerenderResult = await Prerenderer.RenderToString(
"/",
nodeServices,
new JavaScriptModuleExport(hostEnv.WebRootPath + "/" + jsBundlePath),
unencodedAbsoluteUrl,
appRelativeUrl,
data,
PrerenderTimeoutMilliseconds,
appBaseUrl
);
var result = new SsrResult(
prerenderResult.Html, // our <app> from Angular
prerenderResult.Globals["title"].ToString(),
prerenderResult.Globals["styles"].ToString(),
prerenderResult.Globals["meta"].ToString(),
prerenderResult.Globals["links"].ToString()
);
return(result);
}
catch (Exception ex) {
logger.LogError(new EventId(0, name: "ssr"), ex, "Server-side rendering failed.");
return(null);
}
}
public static async Task <SsrResult> RenderAsync(HttpRequest request, SsrOptions options)
{
var nodeServices = request.HttpContext.RequestServices.GetRequiredService <INodeServices>();
var hostEnv = request.HttpContext.RequestServices.GetRequiredService <IHostingEnvironment>();
var logger = request.HttpContext.RequestServices.GetRequiredService <ILogger <SsrHelper> >();
var applicationBasePath = hostEnv.WebRootPath;
var requestFeature = request.HttpContext.Features.Get <IHttpRequestFeature>();
var unencodedPathAndQuery = requestFeature.RawTarget;
var unencodedAbsoluteUrl = $"{request.Scheme}://{request.Host}{unencodedPathAndQuery}";
try {
var prerenderResult = await Prerenderer.RenderToString(
"/",
nodeServices,
new JavaScriptModuleExport(hostEnv.WebRootPath + "/" + options.JsBundlePath),
unencodedAbsoluteUrl,
unencodedPathAndQuery,
null,
30000,
request.PathBase.ToString()
);
var result = new SsrResult(
prerenderResult.Html, // our <app> from Angular
prerenderResult.Globals["title"].ToString(),
prerenderResult.Globals["styles"].ToString(),
prerenderResult.Globals["meta"].ToString(),
prerenderResult.Globals["links"].ToString()
);
return(result);
}
catch (Exception ex) {
logger.LogError(new EventId(0, name: "ssr"), ex, "Server-side rendering failed.");
return(null);
}
}
