private static bool DetectCollision(ILogger logger, IContent content, string url, string culture, UmbracoContext umbracoContext, IPublishedRouter publishedRouter, ILocalizedTextService textService, out UrlInfo urlInfo)
{
// test for collisions on the 'main' URL
var uri = new Uri(url.TrimEnd(Constants.CharArrays.ForwardSlash), UriKind.RelativeOrAbsolute);
if (uri.IsAbsoluteUri == false)
{
uri = uri.MakeAbsolute(umbracoContext.CleanedUmbracoUrl);
}
uri = UriUtility.UriToUmbraco(uri);
var pcr = publishedRouter.CreateRequest(umbracoContext, uri);
publishedRouter.TryRouteRequest(pcr);
urlInfo = null;
if (pcr.HasPublishedContent == false)
{
var logMsg = nameof(DetectCollision) + " did not resolve a content item for original url: {Url}, translated to {TranslatedUrl} and culture: {Culture}";
if (pcr.IgnorePublishedContentCollisions)
{
logger.Debug(typeof(UrlProviderExtensions), logMsg, url, uri, culture);
}
else
{
logger.Warn(typeof(UrlProviderExtensions), logMsg, url, uri, culture);
}
urlInfo = UrlInfo.Message(textService.Localize("content", "routeErrorCannotRoute"), culture);
return(true);
}
if (pcr.IgnorePublishedContentCollisions)
{
return(false);
}
if (pcr.PublishedContent.Id != content.Id)
{
var o = pcr.PublishedContent;
var l = new List <string>();
while (o != null)
{
l.Add(o.Name());
o = o.Parent;
}
l.Reverse();
var s = "/" + string.Join("/", l) + " (id=" + pcr.PublishedContent.Id + ")";
urlInfo = UrlInfo.Message(textService.Localize("content", "routeError", new[] { s }), culture);
return(true);
}
// no collision
return(false);
}
private static bool DetectCollision(IContent content, string url, string culture, UmbracoContext umbracoContext, IPublishedRouter publishedRouter, ILocalizedTextService textService, out UrlInfo urlInfo)
{
// test for collisions on the 'main' url
var uri = new Uri(url.TrimEnd('/'), UriKind.RelativeOrAbsolute);
if (uri.IsAbsoluteUri == false)
{
uri = uri.MakeAbsolute(umbracoContext.CleanedUmbracoUrl);
}
uri = UriUtility.UriToUmbraco(uri);
var pcr = publishedRouter.CreateRequest(umbracoContext, uri);
publishedRouter.TryRouteRequest(pcr);
urlInfo = null;
if (pcr.HasPublishedContent == false)
{
urlInfo = UrlInfo.Message(textService.Localize("content/routeErrorCannotRoute"), culture);
return(true);
}
if (pcr.IgnorePublishedContentCollisions)
{
return(false);
}
if (pcr.PublishedContent.Id != content.Id)
{
var o = pcr.PublishedContent;
var l = new List <string>();
while (o != null)
{
l.Add(o.Name());
o = o.Parent;
}
l.Reverse();
var s = "/" + string.Join("/", l) + " (id=" + pcr.PublishedContent.Id + ")";
urlInfo = UrlInfo.Message(textService.Localize("content/routeError", new[] { s }), culture);
return(true);
}
// no collision
return(false);
}
/// <summary>
/// Initializes a new instance of the <see cref="ViewRenderer" /> class.
/// </summary>
/// <param name="publishedRouter">The published router.</param>
/// <param name="umbracoContextAccessor">The umbraco context accessor.</param>
public ViewRenderer(IPublishedRouter publishedRouter, IUmbracoContextAccessor umbracoContextAccessor)
{
var controller = new EmptyController();
var wrapper = new HttpContextWrapper(HttpContext.Current);
var routeData = new RouteData
{
Values = { { "controller", "empty" } },
};
this.context = controller.ControllerContext = new ControllerContext(wrapper, routeData, controller);
var context = umbracoContextAccessor.UmbracoContext;
if (context.PublishedRequest?.PublishedContent == null)
{
context.PublishedRequest = publishedRouter.CreateRequest(context);
context.PublishedRequest.PublishedContent = context.Content.GetAtRoot().FirstOrDefault();
}
}
public void Render(int pageId, int?altTemplateId, StringWriter writer)
{
if (writer == null)
{
throw new ArgumentNullException(nameof(writer));
}
// instantiate a request and process
// important to use CleanedUmbracoUrl - lowercase path-only version of the current url, though this isn't going to matter
// terribly much for this implementation since we are just creating a doc content request to modify it's properties manually.
var contentRequest = _publishedRouter.CreateRequest(_umbracoContextAccessor.UmbracoContext);
var doc = contentRequest.UmbracoContext.ContentCache.GetById(pageId);
if (doc == null)
{
writer.Write("<!-- Could not render template for Id {0}, the document was not found -->", pageId);
return;
}
//in some cases the UmbracoContext will not have a PublishedRequest assigned to it if we are not in the
//execution of a front-end rendered page. In this case set the culture to the default.
//set the culture to the same as is currently rendering
if (_umbracoContextAccessor.UmbracoContext.PublishedRequest == null)
{
var defaultLanguage = _languageService.GetAllLanguages().FirstOrDefault();
contentRequest.Culture = defaultLanguage == null
? CultureInfo.CurrentUICulture
: defaultLanguage.CultureInfo;
}
else
{
contentRequest.Culture = _umbracoContextAccessor.UmbracoContext.PublishedRequest.Culture;
}
//set the doc that was found by id
contentRequest.PublishedContent = doc;
//set the template, either based on the AltTemplate found or the standard template of the doc
var templateId = _webRoutingSection.DisableAlternativeTemplates || !altTemplateId.HasValue
? doc.TemplateId
: altTemplateId.Value;
if (templateId.HasValue)
{
contentRequest.TemplateModel = _fileService.GetTemplate(templateId.Value);
}
//if there is not template then exit
if (contentRequest.HasTemplate == false)
{
if (altTemplateId.HasValue == false)
{
writer.Write("<!-- Could not render template for Id {0}, the document's template was not found with id {0}-->", doc.TemplateId);
}
else
{
writer.Write("<!-- Could not render template for Id {0}, the altTemplate was not found with id {0}-->", altTemplateId);
}
return;
}
//First, save all of the items locally that we know are used in the chain of execution, we'll need to restore these
//after this page has rendered.
SaveExistingItems(out var oldPublishedRequest, out var oldAltTemplate);
try
{
//set the new items on context objects for this templates execution
SetNewItemsOnContextObjects(contentRequest);
//Render the template
ExecuteTemplateRendering(writer, contentRequest);
}
finally
{
//restore items on context objects to continuing rendering the parent template
RestoreItems(oldPublishedRequest, oldAltTemplate);
}
}
/// <summary>
/// Processes the Umbraco Request
/// </summary>
/// <param name="httpContext"></param>
/// <remarks>
///
/// This will check if we are trying to route to the default back office page (i.e. ~/Umbraco/ or ~/Umbraco or ~/Umbraco/Default )
/// and ensure that the MVC handler executes for that. This is required because the route for /Umbraco will never execute because
/// files/folders exist there and we cannot set the RouteCollection.RouteExistingFiles = true since that will muck a lot of other things up.
/// So we handle it here and explicitly execute the MVC controller.
///
/// </remarks>
void ProcessRequest(HttpContextBase httpContext)
{
// do not process if client-side request
if (httpContext.Request.Url.IsClientSideRequest())
{
return;
}
if (Current.UmbracoContext == null)
{
throw new InvalidOperationException("The Current.UmbracoContext is null, ProcessRequest cannot proceed unless there is a current UmbracoContext");
}
var umbracoContext = Current.UmbracoContext;
// re-write for the default back office path
if (httpContext.Request.Url.IsDefaultBackOfficeRequest(_globalSettings))
{
if (EnsureRuntime(httpContext, umbracoContext.OriginalRequestUrl))
{
RewriteToBackOfficeHandler(httpContext);
}
return;
}
// do not process if this request is not a front-end routable page
var isRoutableAttempt = EnsureUmbracoRoutablePage(umbracoContext, httpContext);
// raise event here
UmbracoModule.OnRouteAttempt(this, new RoutableAttemptEventArgs(isRoutableAttempt.Result, umbracoContext, httpContext));
if (isRoutableAttempt.Success == false)
{
return;
}
httpContext.Trace.Write("UmbracoModule", "Umbraco request confirmed");
// ok, process
// note: requestModule.UmbracoRewrite also did some stripping of &umbPage
// from the querystring... that was in v3.x to fix some issues with pre-forms
// auth. Paul Sterling confirmed in Jan. 2013 that we can get rid of it.
// instantiate, prepare and process the published content request
// important to use CleanedUmbracoUrl - lowercase path-only version of the current URL
var request = _publishedRouter.CreateRequest(umbracoContext);
umbracoContext.PublishedRequest = request;
_publishedRouter.PrepareRequest(request);
// HandleHttpResponseStatus returns a value indicating that the request should
// not be processed any further, eg because it has been redirect. then, exit.
if (UmbracoModule.HandleHttpResponseStatus(httpContext, request, _logger))
{
return;
}
if (request.HasPublishedContent == false)
{
httpContext.RemapHandler(new PublishedContentNotFoundHandler());
}
else
{
RewriteToUmbracoHandler(httpContext, request);
}
}
