public JsonResult IsNodeSelectable(HiveId dataTypeId, HiveId nodeId, Guid treeId)
{
var ds = BackOfficeRequestContext.RegisteredComponents.TreeControllers.GetNodeSelectorDataSource(treeId);
try
{
return(Json(new
{
result = CSharpExpressionsUtility.GetNodeFilterResult(BackOfficeRequestContext, dataTypeId, ds, nodeId),
success = true
}));
}
catch (Exception ex)
{
var errorMsg = "NodeSelector filter error (see rebel log for full details): " + ex.Message;
LogHelper.Error <NodeSelectorUtilityController>("The filter executed on the node caused an error", ex);
Notifications.Add(new NotificationMessage(errorMsg, "Compilation error", NotificationType.Error));
return(new CustomJsonResult(new
{
success = false,
notifications = Notifications,
errorMsg
}.ToJsonString));
}
}
/// <summary>
/// Creates the editor model
/// </summary>
/// <param name="preValues"></param>
/// <returns></returns>
public override NodeSelectorEditorModel CreateEditorModel(NodeSelectorPreValueModel preValues)
{
var docType = GetContentPropertyValue(x => x.DocTypeProperty, null);
var dataTypeId = HiveId.Empty;
var currentNodeId = GetContentModelValue(x => x.Id, HiveId.Empty);
if (docType != null)
{
dataTypeId = docType.DataTypeId;
}
var model = new NodeSelectorEditorModel(
preValues,
BackOfficeRequestContext,
GetContentModelValue(x => x.Id, HiveId.Empty),
GetContentPropertyValue(x => x.Alias, ""),
dataTypeId);
//not sure what else to do here, but need a UrlHelper which requires a RequestContext
var urlHelper = DependencyResolver.Current.GetService <UrlHelper>();
//give the HtmlId of the tree being rendered a unique but consistent Id across the editor
var htmlId = "ns_" + GetContentPropertyValue(x => x.Id, HiveId.Empty).GetHtmlId();
//create the custom tree parameters that will be passed up in query string
var treeparams = urlHelper.CreateTreeParams(
true, //it is dialog
"Rebel.PropertyEditors.NodeSelector.nodeClickHandler", //the node click handler
new Dictionary <string, object>
{
//we want to render the node requested, not its children
{ TreeQueryStringParameters.RenderParent, true }
});
var startNodeId = HiveId.Empty;
if (preValues.SelectedTree == default(Guid))
{
model.ErrorMessage = string.Format("No tree type has been selected for the NodeSelector");
//exit now as we cannot continue
return(model);
}
//we need to get the start node id based on the query
var ds = BackOfficeRequestContext.RegisteredComponents.TreeControllers.GetNodeSelectorDataSource(preValues.SelectedTree);
if (preValues.StartNodeSelectionType == StartNodeSelectionType.UsePicker)
{
if (!preValues.StartNodeId.IsNullValueOrEmpty())
{
model.StartNode = ds.GetEntity(preValues.StartNodeId);
if (model.StartNode == null)
{
model.ErrorMessage = string.Format("Could not find a start node with Id: {0} to render", preValues.StartNodeId.ToFriendlyString());
//exit now as we cannot continue
return(model);
}
}
else
{
model.ErrorMessage = string.Format("No start node id assigned to the NodeSelector");
//exit now as we cannot continue
return(model);
}
startNodeId = preValues.StartNodeId;
}
else
{
if (dataTypeId != HiveId.Empty && currentNodeId != HiveId.Empty)
{
//TODO: Error check this nicely !!
startNodeId = CSharpExpressionsUtility.GetStartNodeQueryResult(BackOfficeRequestContext, dataTypeId, ds, currentNodeId);
}
}
model.TreeModel = new TreeRenderModel(
urlHelper.GetTreeUrl(startNodeId, preValues.SelectedTree, treeparams))
{
TreeHtmlElementId = htmlId,
ShowContextMenu = false
};
return(model);
}