/// <summary>
/// Returns the content id based on the configured IContentErrorPage section
/// </summary>
/// <param name="errorPage"></param>
/// <param name="entityService"></param>
/// <param name="publishedContentQuery"></param>
/// <returns></returns>
internal static int?GetContentIdFromErrorPageConfig(IContentErrorPage errorPage, IEntityService entityService, ITypedPublishedContentQuery publishedContentQuery)
{
if (errorPage.HasContentId)
{
return(errorPage.ContentId);
}
if (errorPage.HasContentKey)
{
//need to get the Id for the GUID
//TODO: When we start storing GUIDs into the IPublishedContent, then we won't have to look this up
// but until then we need to look it up in the db. For now we've implemented a cached service for
// converting Int -> Guid and vice versa.
var found = entityService.GetIdForKey(errorPage.ContentKey, UmbracoObjectTypes.Document);
if (found)
{
return(found.Result);
}
return(null);
}
if (errorPage.ContentXPath.IsNullOrWhiteSpace() == false)
{
try
{
//we have an xpath statement to execute
var xpathResult = UmbracoXPathPathSyntaxParser.ParseXPathQuery(
xpathExpression: errorPage.ContentXPath,
nodeContextId: null,
getPath: nodeid =>
{
var ent = entityService.Get(nodeid);
return(ent.Path.Split(',').Reverse());
},
publishedContentExists: i => publishedContentQuery.TypedContent(i) != null);
//now we'll try to execute the expression
var nodeResult = publishedContentQuery.TypedContentSingleAtXPath(xpathResult);
if (nodeResult != null)
{
return(nodeResult.Id);
}
}
catch (Exception ex)
{
LogHelper.Error <NotFoundHandlerHelper>("Could not parse xpath expression: " + errorPage.ContentXPath, ex);
return(null);
}
}
return(null);
}
public IPublishedContent GetTypedContentSingleAtXPath(string xpath)
{
return(_umbracoContentQuery.TypedContentSingleAtXPath(xpath));
}
public IPublishedContent TypedContentSingleAtXPath(string xpath, params XPathVariable[] vars)
{
return(_typedContentQuery == null
? TypedDocumentByXPath(xpath, vars, _contentCache)
: _typedContentQuery.TypedContentSingleAtXPath(xpath, vars));
}
