public bool BindModel(ModelBindingExecutionContext modelBindingExecutionContext, ModelBindingContext bindingContext)
{
ModelBinderUtil.ValidateBindingContext(bindingContext, typeof(ComplexModel), false /* allowNullModel */);
ComplexModel complexModel = (ComplexModel)bindingContext.Model;
foreach (ModelMetadata propertyMetadata in complexModel.PropertyMetadata)
{
ModelBindingContext propertyBindingContext = new ModelBindingContext(bindingContext)
{
ModelMetadata = propertyMetadata,
ModelName = ModelBinderUtil.CreatePropertyModelName(bindingContext.ModelName, propertyMetadata.PropertyName)
};
// bind and propagate the values
IModelBinder propertyBinder = bindingContext.ModelBinderProviders.GetBinder(modelBindingExecutionContext, propertyBindingContext);
if (propertyBinder != null)
{
if (propertyBinder.BindModel(modelBindingExecutionContext, propertyBindingContext))
{
complexModel.Results[propertyMetadata] = new ComplexModelResult(propertyBindingContext.Model, propertyBindingContext.ValidationNode);
}
else
{
complexModel.Results[propertyMetadata] = null;
}
}
}
return(true);
}
public void CreatePropertyModelName_EmptyParentName()
{
// Act
string fullChildName = ModelBinderUtil.CreatePropertyModelName("", "childName");
// Assert
Assert.Equal("childName", fullChildName);
}
public static bool TryBindStrongModel <TModel>(ModelBindingExecutionContext modelBindingExecutionContext, ModelBindingContext parentBindingContext, string propertyName, ModelMetadataProvider metadataProvider, out TModel model)
{
ModelBindingContext propertyBindingContext = new ModelBindingContext(parentBindingContext)
{
ModelMetadata = metadataProvider.GetMetadataForType(null, typeof(TModel)),
ModelName = ModelBinderUtil.CreatePropertyModelName(parentBindingContext.ModelName, propertyName)
};
IModelBinder binder = parentBindingContext.ModelBinderProviders.GetBinder(modelBindingExecutionContext, propertyBindingContext);
if (binder != null)
{
if (binder.BindModel(modelBindingExecutionContext, propertyBindingContext))
{
object untypedModel = propertyBindingContext.Model;
model = ModelBinderUtil.CastOrDefault <TModel>(untypedModel);
parentBindingContext.ValidationNode.ChildNodes.Add(propertyBindingContext.ValidationNode);
return(true);
}
}
model = default(TModel);
return(false);
}
