internal UrlInfo GetUrlFromRoute(
string route,
IUmbracoContext umbracoContext,
int id,
Uri current,
UrlMode mode,
string culture)
{
if (string.IsNullOrWhiteSpace(route))
{
_logger.LogDebug(
"Couldn't find any page with nodeId={NodeId}. This is most likely caused by the page not being published.",
id);
return(null);
}
// extract domainUri and path
// route is /<path> or <domainRootId>/<path>
var pos = route.IndexOf('/');
var path = pos == 0 ? route : route.Substring(pos);
DomainAndUri domainUri = pos == 0
? null
: DomainUtilities.DomainForNode(umbracoContext.PublishedSnapshot.Domains, _siteDomainMapper, int.Parse(route.Substring(0, pos), CultureInfo.InvariantCulture), current, culture);
var defaultCulture = _localizationService.GetDefaultLanguageIsoCode();
if (domainUri is not null || string.IsNullOrEmpty(culture) || culture.Equals(defaultCulture, StringComparison.InvariantCultureIgnoreCase))
{
var url = AssembleUrl(domainUri, path, current, mode).ToString();
return(UrlInfo.Url(url, culture));
}
return(null);
}
/// <summary>
/// Looks for wildcard domains in the path and updates <c>Culture</c> accordingly.
/// </summary>
internal void HandleWildcardDomains(IPublishedRequestBuilder request)
{
const string tracePrefix = "HandleWildcardDomains: ";
if (request.PublishedContent == null)
{
return;
}
var nodePath = request.PublishedContent.Path;
_logger.LogDebug("{TracePrefix}Path={NodePath}", tracePrefix, nodePath);
var rootNodeId = request.Domain != null ? request.Domain.ContentId : (int?)null;
var umbracoContext = _umbracoContextAccessor.GetRequiredUmbracoContext();
Domain domain = DomainUtilities.FindWildcardDomainInPath(umbracoContext.PublishedSnapshot.Domains.GetAll(true), nodePath, rootNodeId);
// always has a contentId and a culture
if (domain != null)
{
request.SetCulture(domain.Culture);
_logger.LogDebug("{TracePrefix}Got domain on node {DomainContentId}, set culture to {CultureName}", tracePrefix, domain.ContentId, request.Culture);
}
else
{
_logger.LogDebug("{TracePrefix}No match.", tracePrefix);
}
}
/// <summary>
/// Tries to find and assign an Umbraco document to a <c>PublishedRequest</c>.
/// </summary>
/// <param name="frequest">The <c>PublishedRequest</c>.</param>
/// <returns>A value indicating whether an Umbraco document was found and assigned.</returns>
/// <remarks>Optionally, can also assign the template or anything else on the document request, although that is not required.</remarks>
public async Task <bool> TryFindContent(IPublishedRequestBuilder frequest)
{
if (!_umbracoContextAccessor.TryGetUmbracoContext(out var umbracoContext))
{
return(false);
}
var route = frequest.Domain != null
? frequest.Domain.ContentId + DomainUtilities.PathRelativeToDomain(frequest.Domain.Uri, frequest.AbsolutePathDecoded)
: frequest.AbsolutePathDecoded;
IRedirectUrl?redirectUrl = await _redirectUrlService.GetMostRecentRedirectUrlAsync(route, frequest.Culture);
if (redirectUrl == null)
{
if (_logger.IsEnabled(LogLevel.Debug))
{
_logger.LogDebug("No match for route: {Route}", route);
}
return(false);
}
IPublishedContent?content = umbracoContext.Content?.GetById(redirectUrl.ContentId);
var url = content == null ? "#" : content.Url(_publishedUrlProvider, redirectUrl.Culture);
if (url.StartsWith("#"))
{
if (_logger.IsEnabled(LogLevel.Debug))
{
_logger.LogDebug("Route {Route} matches content {ContentId} which has no URL.", route, redirectUrl.ContentId);
}
return(false);
}
// Appending any querystring from the incoming request to the redirect URL
url = string.IsNullOrEmpty(frequest.Uri.Query) ? url : url + frequest.Uri.Query;
if (_logger.IsEnabled(LogLevel.Debug))
{
_logger.LogDebug("Route {Route} matches content {ContentId} with URL '{Url}', redirecting.", route, content?.Id, url);
}
frequest
.SetRedirectPermanent(url)
// From: http://stackoverflow.com/a/22468386/5018
// See http://issues.umbraco.org/issue/U4-8361#comment=67-30532
// Setting automatic 301 redirects to not be cached because browsers cache these very aggressively which then leads
// to problems if you rename a page back to it's original name or create a new page with the original name
.SetNoCacheHeader(true)
.SetCacheExtensions(new List <string> {
"no-store, must-revalidate"
})
.SetHeaders(new Dictionary <string, string> {
{ "Pragma", "no-cache" }, { "Expires", "0" }
});
return(true);
}
/// <summary>
/// Tries to find and assign an Umbraco document to a <c>PublishedRequest</c>.
/// </summary>
/// <param name="frequest">The <c>PublishedRequest</c>.</param>
/// <returns>A value indicating whether an Umbraco document was found and assigned.</returns>
/// <remarks>If successful, also assigns the template.</remarks>
public override bool TryFindContent(IPublishedRequestBuilder frequest)
{
var path = frequest.AbsolutePathDecoded;
if (frequest.Domain != null)
{
path = DomainUtilities.PathRelativeToDomain(frequest.Domain.Uri, path);
}
// no template if "/"
if (path == "/")
{
_logger.LogDebug("No template in path '/'");
return(false);
}
// look for template in last position
var pos = path.LastIndexOf('/');
var templateAlias = path.Substring(pos + 1);
path = pos == 0 ? "/" : path.Substring(0, pos);
ITemplate template = _fileService.GetTemplate(templateAlias);
if (template == null)
{
_logger.LogDebug("Not a valid template: '{TemplateAlias}'", templateAlias);
return(false);
}
_logger.LogDebug("Valid template: '{TemplateAlias}'", templateAlias);
// look for node corresponding to the rest of the route
var route = frequest.Domain != null ? (frequest.Domain.ContentId + path) : path;
IPublishedContent node = FindContent(frequest, route);
if (node == null)
{
_logger.LogDebug("Not a valid route to node: '{Route}'", route);
return(false);
}
// IsAllowedTemplate deals both with DisableAlternativeTemplates and ValidateAlternativeTemplates settings
if (!node.IsAllowedTemplate(_contentTypeService, _webRoutingSettings, template.Id))
{
_logger.LogWarning("Alternative template '{TemplateAlias}' is not allowed on node {NodeId}.", template.Alias, node.Id);
frequest.SetPublishedContent(null); // clear
return(false);
}
// got it
frequest.SetTemplate(template);
return(true);
}
/// <summary>
/// Initializes a new instance of the <see cref="DomainAndUri"/> class.
/// </summary>
/// <param name="domain">The original domain.</param>
/// <param name="currentUri">The context current Uri.</param>
public DomainAndUri(Domain domain, Uri currentUri)
: base(domain)
{
try
{
Uri = DomainUtilities.ParseUriFromDomainName(Name, currentUri);
}
catch (UriFormatException)
{
throw new ArgumentException($"Failed to parse invalid domain: node id={domain.ContentId}, hostname=\"{Name.ToCSharpString()}\"."
+ " Hostname should be a valid uri.", nameof(domain));
}
}
/// <summary>
/// Gets the other URLs of a published content.
/// </summary>
/// <param name="umbracoContextAccessor">The Umbraco context.</param>
/// <param name="id">The published content id.</param>
/// <param name="current">The current absolute URL.</param>
/// <returns>The other URLs for the published content.</returns>
/// <remarks>
/// <para>
/// Other URLs are those that <c>GetUrl</c> would not return in the current context, but would be valid
/// URLs for the node in other contexts (different domain for current request, umbracoUrlAlias...).
/// </para>
/// </remarks>
public virtual IEnumerable <UrlInfo> GetOtherUrls(int id, Uri current)
{
IUmbracoContext umbracoContext = _umbracoContextAccessor.GetRequiredUmbracoContext();
IPublishedContent node = umbracoContext.Content.GetById(id);
if (node == null)
{
yield break;
}
// look for domains, walking up the tree
IPublishedContent n = node;
IEnumerable <DomainAndUri> domainUris =
DomainUtilities.DomainsForNode(umbracoContext.PublishedSnapshot.Domains, _siteDomainMapper, n.Id,
current, false);
while (domainUris == null && n != null) // n is null at root
{
n = n.Parent; // move to parent node
domainUris = n == null
? null
: DomainUtilities.DomainsForNode(umbracoContext.PublishedSnapshot.Domains, _siteDomainMapper, n.Id,
current);
}
// no domains = exit
if (domainUris == null)
{
yield break;
}
foreach (DomainAndUri d in domainUris)
{
var culture = d?.Culture;
// although we are passing in culture here, if any node in this path is invariant, it ignores the culture anyways so this is ok
var route = umbracoContext.Content.GetRouteById(id, culture);
if (route == null)
{
continue;
}
// need to strip off the leading ID for the route if it exists (occurs if the route is for a node with a domain assigned)
var pos = route.IndexOf('/');
var path = pos == 0 ? route : route.Substring(pos);
var uri = new Uri(CombinePaths(d.Uri.GetLeftPart(UriPartial.Path), path));
uri = _uriUtility.UriFromUmbraco(uri, _requestSettings);
yield return(UrlInfo.Url(uri.ToString(), culture));
}
}
internal UrlInfo GetUrlFromRoute(string route, IUmbracoContext umbracoContext, int id, Uri current, UrlMode mode, string culture)
{
if (string.IsNullOrWhiteSpace(route))
{
_logger.LogDebug("Couldn't find any page with nodeId={NodeId}. This is most likely caused by the page not being published.", id);
return(null);
}
// extract domainUri and path
// route is /<path> or <domainRootId>/<path>
var pos = route.IndexOf('/');
var path = pos == 0 ? route : route.Substring(pos);
var domainUri = pos == 0
? null
: DomainUtilities.DomainForNode(umbracoContext.PublishedSnapshot.Domains, _siteDomainMapper, int.Parse(route.Substring(0, pos), CultureInfo.InvariantCulture), current, culture);
// assemble the URL from domainUri (maybe null) and path
var url = AssembleUrl(domainUri, path, current, mode).ToString();
return(UrlInfo.Url(url, culture));
}
/// <summary>
/// Tries to find and assign an Umbraco document to a <c>PublishedRequest</c>.
/// </summary>
/// <param name="frequest">The <c>PublishedRequest</c>.</param>
/// <returns>A value indicating whether an Umbraco document was found and assigned.</returns>
public virtual async Task <bool> TryFindContent(IPublishedRequestBuilder frequest)
{
if (!UmbracoContextAccessor.TryGetUmbracoContext(out var umbracoContext))
{
return(false);
}
string route;
if (frequest.Domain != null)
{
route = frequest.Domain.ContentId + DomainUtilities.PathRelativeToDomain(frequest.Domain.Uri, frequest.AbsolutePathDecoded);
}
else
{
route = frequest.AbsolutePathDecoded;
}
IPublishedContent?node = FindContent(frequest, route);
return(node != null);
}
/// <summary>
/// Tries to find and assign an Umbraco document to a <c>PublishedRequest</c>.
/// </summary>
/// <param name="frequest">The <c>PublishedRequest</c>.</param>
/// <returns>A value indicating whether an Umbraco document was found and assigned.</returns>
public bool TryFindContent(IPublishedRequestBuilder frequest)
{
if (!_umbracoContextAccessor.TryGetUmbracoContext(out var umbracoContext))
{
return(false);
}
_logger.LogDebug("Looking for a page to handle 404.");
int?domainContentId = null;
// try to find a culture as best as we can
string errorCulture = CultureInfo.CurrentUICulture.Name;
if (frequest.Domain != null)
{
errorCulture = frequest.Domain.Culture;
domainContentId = frequest.Domain.ContentId;
}
else
{
var route = frequest.AbsolutePathDecoded;
var pos = route.LastIndexOf('/');
IPublishedContent node = null;
while (pos > 1)
{
route = route.Substring(0, pos);
node = umbracoContext.Content.GetByRoute(route, culture: frequest?.Culture);
if (node != null)
{
break;
}
pos = route.LastIndexOf('/');
}
if (node != null)
{
Domain d = DomainUtilities.FindWildcardDomainInPath(umbracoContext.PublishedSnapshot.Domains.GetAll(true), node.Path, null);
if (d != null)
{
errorCulture = d.Culture;
}
}
}
var error404 = NotFoundHandlerHelper.GetCurrentNotFoundPageId(
_contentSettings.Error404Collection.ToArray(),
_entityService,
new PublishedContentQuery(umbracoContext.PublishedSnapshot, _variationContextAccessor, _examineManager),
errorCulture,
domainContentId);
IPublishedContent content = null;
if (error404.HasValue)
{
_logger.LogDebug("Got id={ErrorNodeId}.", error404.Value);
content = umbracoContext.Content.GetById(error404.Value);
_logger.LogDebug(content == null
? "Could not find content with that id."
: "Found corresponding content.");
}
else
{
_logger.LogDebug("Got nothing.");
}
frequest
.SetPublishedContent(content)
.SetIs404();
return(content != null);
}
/// <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(Microsoft.Extensions.Logging.LogLevel.Debug))
{
_logger.LogDebug("{TracePrefix}Uri={RequestUri}", tracePrefix, request.Uri);
}
var umbracoContext = _umbracoContextAccessor.GetRequiredUmbracoContext();
IDomainCache?domainsCache = umbracoContext.PublishedSnapshot.Domains;
var domains = domainsCache?.GetAll(includeWildcards: 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(Microsoft.Extensions.Logging.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(Microsoft.Extensions.Logging.LogLevel.Debug))
{
_logger.LogDebug("{TracePrefix}Matches no domain", tracePrefix);
}
request.SetCulture(defaultCulture ?? CultureInfo.CurrentUICulture.Name);
}
if (_logger.IsEnabled(Microsoft.Extensions.Logging.LogLevel.Debug))
{
_logger.LogDebug("{TracePrefix}Culture={CultureName}", tracePrefix, request.Culture);
}
return(request.Domain != null);
}
/// <summary>
/// Gets the other URLs of a published content.
/// </summary>
/// <param name="umbracoContext">The Umbraco context.</param>
/// <param name="id">The published content id.</param>
/// <param name="current">The current absolute URL.</param>
/// <returns>The other URLs for the published content.</returns>
/// <remarks>
/// <para>Other URLs are those that <c>GetUrl</c> would not return in the current context, but would be valid
/// URLs for the node in other contexts (different domain for current request, umbracoUrlAlias...).</para>
/// </remarks>
public IEnumerable <UrlInfo> GetOtherUrls(int id, Uri current)
{
var umbracoContext = _umbracoContextAccessor.GetRequiredUmbracoContext();
var node = umbracoContext.Content.GetById(id);
if (node == null)
{
yield break;
}
if (!node.HasProperty(Constants.Conventions.Content.UrlAlias))
{
yield break;
}
// look for domains, walking up the tree
var n = node;
var domainUris = DomainUtilities.DomainsForNode(umbracoContext.PublishedSnapshot.Domains, _siteDomainMapper, n.Id, current, false);
while (domainUris == null && n != null) // n is null at root
{
// move to parent node
n = n.Parent;
domainUris = n == null ? null : DomainUtilities.DomainsForNode(umbracoContext.PublishedSnapshot.Domains, _siteDomainMapper, n.Id, current, excludeDefault: false);
}
// determine whether the alias property varies
var varies = node.GetProperty(Constants.Conventions.Content.UrlAlias).PropertyType.VariesByCulture();
if (domainUris == null)
{
// no domain
// if the property is invariant, then URL "/<alias>" is ok
// if the property varies, then what are we supposed to do?
// the content finder may work, depending on the 'current' culture,
// but there's no way we can return something meaningful here
if (varies)
{
yield break;
}
var umbracoUrlName = node.Value <string>(_publishedValueFallback, Constants.Conventions.Content.UrlAlias);
var aliases = umbracoUrlName?.Split(Constants.CharArrays.Comma, StringSplitOptions.RemoveEmptyEntries);
if (aliases == null || aliases.Any() == false)
{
yield break;
}
foreach (var alias in aliases.Distinct())
{
var path = "/" + alias;
var uri = new Uri(path, UriKind.Relative);
yield return(UrlInfo.Url(_uriUtility.UriFromUmbraco(uri, _requestConfig).ToString()));
}
}
else
{
// some domains: one URL per domain, which is "<domain>/<alias>"
foreach (var domainUri in domainUris)
{
// if the property is invariant, get the invariant value, URL is "<domain>/<invariant-alias>"
// if the property varies, get the variant value, URL is "<domain>/<variant-alias>"
// but! only if the culture is published, else ignore
if (varies && !node.HasCulture(domainUri.Culture))
{
continue;
}
var umbracoUrlName = varies
? node.Value <string>(_publishedValueFallback, Constants.Conventions.Content.UrlAlias, culture: domainUri.Culture)
: node.Value <string>(_publishedValueFallback, Constants.Conventions.Content.UrlAlias);
var aliases = umbracoUrlName?.Split(Constants.CharArrays.Comma, StringSplitOptions.RemoveEmptyEntries);
if (aliases == null || aliases.Any() == false)
{
continue;
}
foreach (var alias in aliases.Distinct())
{
var path = "/" + alias;
var uri = new Uri(CombinePaths(domainUri.Uri.GetLeftPart(UriPartial.Path), path));
yield return(UrlInfo.Url(_uriUtility.UriFromUmbraco(uri, _requestConfig).ToString(), domainUri.Culture));
}
}
}
}
