public ActionResult Index(TreePickerRenderModel model)
{
if (model != null && model.SelectedValue != null && !model.SelectedValue.Value.IsNullValueOrEmpty() && string.IsNullOrWhiteSpace(model.SelectedText))
{
model.SelectedText = "Unknown";
var treeMetaData = _requestContext.RegisteredComponents
.TreeControllers
.Where(x => x.Metadata.Id == model.TreeControllerId)
.SingleOrDefault();
//TreeVirtualRootId is obsolete, but if it is still used, we'll use the legacy way of checking for the node name.
if (treeMetaData != null && model.SelectedValue.Value.Value == model.TreeVirtualRootId.Value)
{
model.SelectedText = treeMetaData.Metadata.TreeTitle;
}
else
{
var id = model.SelectedValue.Value;
if (id.ProviderGroupRoot == new Uri("security://"))
{
var member = _requestContext.Application.Security.Members.GetById(id);
model.SelectedText = member.Username;
}
else
{
using (var uow = _requestContext.Application.Hive.OpenReader <IContentStore>())
{
var entity = uow.Repositories.Get <TypedEntity>(model.SelectedValue.Value);
if (entity != null)
{
var nameAttr = entity.GetAttributeValueAsString(NodeNameAttributeDefinition.AliasValue, "Name");
// TODO: Can't guarantee attribute is "name"?)
if (!string.IsNullOrEmpty(nameAttr))
{
model.SelectedText = Server.UrlEncode(nameAttr).Replace("+", "%20");
}
else if (model.SelectedValue.Value.IsSystem())
{
//if the name is null, and the id is IsSystem, then we are going to happily assume that the
//node should be the root and will display the tree's metadata title.
model.SelectedText = treeMetaData.Metadata.TreeTitle;
}
}
}
}
}
}
return(PartialView("TreePickerPartial", model));
}
public JsonResult GetPicker(TreePickerRenderModel model)
{
try
{
var htmlHelper = this.GetHtmlHelper(this.ControllerContext.RequestContext);
var markup = htmlHelper.Action("Index", "TreePicker", new { model });
return(Json(new
{
Success = true,
Markup = markup.ToString()
}));
}
catch (Exception ex)
{
return(Json(new
{
Success = false,
Exception = ex.Message
}));
}
}
public ActionResult Index(TreePickerRenderModel model)
{
if (model != null && model.SelectedValue != null && !model.SelectedValue.Value.IsNullValueOrEmpty() && string.IsNullOrWhiteSpace(model.SelectedText))
{
model.SelectedText = "Unknown";
var treeMetaData = _requestContext.RegisteredComponents
.TreeControllers
.Where(x => x.Metadata.Id == model.TreeControllerId)
.SingleOrDefault();
if (treeMetaData != null && model.SelectedValue.Value.Value == model.TreeVirtualRootId.Value)
{
model.SelectedText = treeMetaData.Metadata.TreeTitle;
}
else
{
var hive = _requestContext.Application.Hive.GetReader <IContentStore>(model.SelectedValue.Value.ToUri());
if (hive != null)
{
using (var uow = hive.CreateReadonly())
{
var entity = uow.Repositories.Get <TypedEntity>(model.SelectedValue.Value);
if (entity != null)
{
var nameAttr = entity.GetAttributeValueAsString(NodeNameAttributeDefinition.AliasValue, "Name");
// TODO: Can't guarantee attribute is "name"?)
if (!string.IsNullOrEmpty(nameAttr))
{
model.SelectedText = Server.UrlEncode(nameAttr).Replace("+", "%20");
}
}
}
}
}
}
return(PartialView("TreePickerPartial", model));
}
/// <summary>
/// Renders a Tree Picker for the given expression.
/// </summary>
/// <typeparam name="TModel">The type of the model.</typeparam>
/// <typeparam name="TProperty">The type of the property.</typeparam>
/// <param name="html">The HTML.</param>
/// <param name="expression">The expression.</param>
/// <param name="treePickerRenderModel">The tree picker render model.</param>
/// <returns></returns>
public static IHtmlString TreePickerFor <TModel, TProperty>(this HtmlHelper <TModel> html, Expression <Func <TModel, TProperty> > expression, TreePickerRenderModel treePickerRenderModel)
{
var modelMetadata = ModelMetadata.FromLambdaExpression(expression, html.ViewData);
treePickerRenderModel.Id = html.IdFor(expression);
treePickerRenderModel.Name = html.NameFor(expression);
treePickerRenderModel.SelectedValue = (HiveId)modelMetadata.Model;
return(html.Action("Index", "TreePicker", new { area = "umbraco", model = treePickerRenderModel }));
}
/// <summary>
/// Renders a Tree Picker.
/// </summary>
/// <param name="html">The HTML.</param>
/// <param name="treePickerRenderModel">The tree picker render model.</param>
/// <returns></returns>
public static IHtmlString TreePicker(this HtmlHelper html, TreePickerRenderModel treePickerRenderModel)
{
return(html.Action("Index", "TreePicker", new { area = "umbraco", model = treePickerRenderModel }));
}
