/// <exclude />
public static ClientElement GetRoot()
{
List <Element> roots = ElementFacade.GetRoots(null).ToList();
if (roots.Count == 0)
{
// user with out any access logging in - return "empty root"
roots = ElementFacade.GetRootsWithNoSecurity().ToList();
if (roots.Count == 0)
{
throw new InvalidOperationException("No roots specified");
}
if (roots.Count > 1)
{
throw new InvalidOperationException("More than one root specified");
}
var emptyElement = new Element(new ElementHandle("nullRoot", new NullRootEntityToken()));
emptyElement.VisualData = new ElementVisualizedData {
HasChildren = false, Label = "nullroot", Icon = CommonElementIcons.Folder
};
roots.Clear();
roots.Add(emptyElement);
}
else if (roots.Count > 1)
{
throw new InvalidOperationException("More than one root specified");
}
return(roots[0].GetClientElement());
}
/// <exclude />
public static List <ClientElement> GetRoots(string providerHandle, string serializedSearchToken)
{
SearchToken searchToken = null;
if (!string.IsNullOrEmpty(serializedSearchToken))
{
searchToken = SearchToken.Deserialize(serializedSearchToken);
}
List <Element> roots;
if (UserSettings.ForeignLocaleCultureInfo == null || UserSettings.ForeignLocaleCultureInfo.Equals(UserSettings.ActiveLocaleCultureInfo))
{
roots = ElementFacade.GetRoots(new ElementProviderHandle(providerHandle), searchToken).ToList();
}
else
{
roots = ElementFacade.GetForeignRoots(new ElementProviderHandle(providerHandle), searchToken).ToList();
}
return(roots.ToClientElementList());
}
private IEnumerable <Element> GetChildren(EntityToken entityToken, SearchToken seachToken, bool useForeign)
{
IEnumerable <VirtualElementConfigurationElement> elementNodes;
if (entityToken.Id == RootElementId)
{
elementNodes = _configuration.Perspectives;
}
else
{
SimpleVirtualElement node = FindElementNode(entityToken.Id, _configuration.Perspectives);
Verify.IsNotNull(node, "No corresponding node was found with the id '{0}'", entityToken.Id);
elementNodes = node.Elements;
}
var result = new List <Element>();
foreach (var elementNode in elementNodes)
{
if (elementNode is SimpleVirtualElement)
{
Element createdElement;
if (TryBuildElement(elementNode as SimpleVirtualElement, out createdElement))
{
result.Add(createdElement);
}
continue;
}
if (elementNode is AttachProviderVirtualElement)
{
string providerName = (elementNode as AttachProviderVirtualElement).ProviderName;
var providerHandle = new ElementProviderHandle(providerName);
List <Element> elementsFromProvider;
if (useForeign && ElementFacade.IsLocaleAwareElementProvider(providerHandle))
{
elementsFromProvider = ElementFacade.GetForeignRoots(providerHandle, seachToken).ToList();
}
else
{
elementsFromProvider = ElementFacade.GetRoots(providerHandle, seachToken).ToList();
}
foreach (Element element in elementsFromProvider)
{
element.ElementExternalActionAdding = element.ElementExternalActionAdding.Remove(ElementExternalActionAdding.AllowGlobal);
}
result.AddRange(elementsFromProvider);
continue;
}
throw new NotSupportedException();
}
return(result);
}