/// <summary>
/// Special check for when no template or hijacked route is done which needs to re-run through the routing pipeline
/// again for last chance finders
/// </summary>
private async Task <UmbracoRouteValues> CheckNoTemplateAsync(
HttpContext httpContext, UmbracoRouteValues def, bool hasHijackedRoute)
{
IPublishedRequest request = def.PublishedRequest;
// Here we need to check if there is no hijacked route and no template assigned but there is a content item.
// If this is the case we want to return a blank page.
// We also check if templates have been disabled since if they are then we're allowed to render even though there's no template,
// for example for json rendering in headless.
if (request.HasPublishedContent() &&
!request.HasTemplate() &&
!_umbracoFeatures.Disabled.DisableTemplates &&
!hasHijackedRoute)
{
IPublishedContent?content = request.PublishedContent;
// This is basically a 404 even if there is content found.
// We then need to re-run this through the pipeline for the last
// chance finders to work.
// Set to null since we are telling it there is no content.
request = await _publishedRouter.UpdateRequestAsync(request, null);
if (request == null)
{
throw new InvalidOperationException(
$"The call to {nameof(IPublishedRouter.UpdateRequestAsync)} cannot return null");
}
string?customActionName = GetTemplateName(request);
def = new UmbracoRouteValues(
request,
def.ControllerActionDescriptor,
customActionName);
// if the content has changed, we must then again check for hijacked routes
if (content != request.PublishedContent)
{
def = CheckHijackedRoute(httpContext, def, out _);
}
}
return(def);
}
private async Task <UmbracoRouteValues> SetPublishedContentAsOtherPageAsync(
HttpContext httpContext, IPublishedRequest?publishedRequest, int pageId)
{
if (pageId != publishedRequest?.PublishedContent?.Id)
{
IUmbracoContext umbracoContext = _umbracoContextAccessor.GetRequiredUmbracoContext();
IPublishedContent?publishedContent = umbracoContext.PublishedSnapshot.Content?.GetById(pageId);
if (publishedContent is null || publishedRequest is null)
{
throw new InvalidOperationException("No content found by id " + pageId);
}
IPublishedRequest reRouted = await _publishedRouter.UpdateRequestAsync(publishedRequest, publishedContent);
// we need to change the content item that is getting rendered so we have to re-create UmbracoRouteValues.
UmbracoRouteValues updatedRouteValues = await _umbracoRouteValuesFactory.CreateAsync(httpContext, reRouted);
return(updatedRouteValues);
}
throw new InvalidOperationException(
"Public Access rule has a redirect node set to itself, nothing can be routed.");
}
