private void AddToCacheIfDeepestRoute(IPublishedContent content, string route)
{
var domainRootNodeId = route.StartsWith("/") ? -1 : int.Parse(route.Substring(0, route.IndexOf('/')));
// so we have a route that maps to a content... say "1234/path/to/content" - however, there could be a
// domain set on "to" and route "4567/content" would also map to the same content - and due to how
// urls computing work (by walking the tree up to the first domain we find) it is that second route
// that would be returned - the "deepest" route - and that is the route we want to cache, *not* the
// longer one - so make sure we don't cache the wrong route
var deepest = DomainUtilities.ExistsDomainInPath(_domainCache.GetAll(false), content.Path, domainRootNodeId) == false;
if (deepest)
{
_routesCache.Store(content.Id, route, true); // trusted route
}
}
/// <summary>
/// Finds the site root (if any) matching the http request, and updates the PublishedRequest accordingly.
/// </summary>
/// <returns>A value indicating whether a domain was found.</returns>
internal bool FindDomain(IPublishedRequestBuilder request)
{
const string tracePrefix = "FindDomain: ";
// note - we are not handling schemes nor ports here.
if (_logger.IsEnabled(LogLevel.Debug))
{
_logger.LogDebug("{TracePrefix}Uri={RequestUri}", tracePrefix, request.Uri);
}
IUmbracoContext umbracoContext = _umbracoContextAccessor.GetRequiredUmbracoContext();
IDomainCache? domainsCache = umbracoContext.PublishedSnapshot.Domains;
var domains = domainsCache?.GetAll(false).ToList();
// determines whether a domain corresponds to a published document, since some
// domains may exist but on a document that has been unpublished - as a whole - or
// that is not published for the domain's culture - in which case the domain does
// not apply
bool IsPublishedContentDomain(Domain domain)
{
// just get it from content cache - optimize there, not here
IPublishedContent?domainDocument = umbracoContext.PublishedSnapshot.Content?.GetById(domain.ContentId);
// not published - at all
if (domainDocument == null)
{
return(false);
}
// invariant - always published
if (!domainDocument.ContentType.VariesByCulture())
{
return(true);
}
// variant, ensure that the culture corresponding to the domain's language is published
return(domain.Culture is not null && domainDocument.Cultures.ContainsKey(domain.Culture));
}
domains = domains?.Where(IsPublishedContentDomain).ToList();
var defaultCulture = domainsCache?.DefaultCulture;
// try to find a domain matching the current request
DomainAndUri?domainAndUri = DomainUtilities.SelectDomain(domains, request.Uri, defaultCulture: defaultCulture);
// handle domain - always has a contentId and a culture
if (domainAndUri != null)
{
// matching an existing domain
if (_logger.IsEnabled(LogLevel.Debug))
{
_logger.LogDebug(
"{TracePrefix}Matches domain={Domain}, rootId={RootContentId}, culture={Culture}",
tracePrefix,
domainAndUri.Name,
domainAndUri.ContentId,
domainAndUri.Culture);
}
request.SetDomain(domainAndUri);
// canonical? not implemented at the moment
// if (...)
// {
// _pcr.RedirectUrl = "...";
// return true;
// }
}
else
{
// not matching any existing domain
if (_logger.IsEnabled(LogLevel.Debug))
{
_logger.LogDebug("{TracePrefix}Matches no domain", tracePrefix);
}
request.SetCulture(defaultCulture ?? CultureInfo.CurrentUICulture.Name);
}
if (_logger.IsEnabled(LogLevel.Debug))
{
_logger.LogDebug("{TracePrefix}Culture={CultureName}", tracePrefix, request.Culture);
}
return(request.Domain != null);
}
