protected virtual object ConvertStringToPropertyType(ModelBindingContext bindingContext, string value)
{
if (bindingContext.ModelMetadata.ConvertEmptyStringToNull && string.IsNullOrWhiteSpace(value))
{
return(null);
}
var extensionInfo = ObjectExtensionManager.Instance.GetOrNull(ExtensibleObjectType);
if (extensionInfo == null)
{
return(value);
}
var propertyName = ExtraPropertyBindingHelper.ExtractExtraPropertyName(bindingContext.ModelName);
if (propertyName == null)
{
return(value);
}
var propertyInfo = extensionInfo.GetPropertyOrNull(propertyName);
if (propertyInfo == null)
{
return(value);
}
return(TypeHelper.ConvertFromString(
propertyInfo.Type,
value
));
}
public void ExtractExtraPropertyName_Tests()
{
ExtraPropertyBindingHelper.ExtractExtraPropertyName(
"MyObject.UserInfo.ExtraProperties[SocialSecurityNumber]"
).ShouldBe("SocialSecurityNumber");
ExtraPropertyBindingHelper.ExtractExtraPropertyName(
"UserInfo.ExtraProperties[SocialSecurityNumber]"
).ShouldBe("SocialSecurityNumber");
ExtraPropertyBindingHelper.ExtractExtraPropertyName(
"ExtraProperties[SocialSecurityNumber]"
).ShouldBe("SocialSecurityNumber");
ExtraPropertyBindingHelper.ExtractExtraPropertyName(
"SocialSecurityNumber"
).ShouldBeNull();
}
protected virtual void AddExtraPropertyValidationsAttributes(ViewContext viewContext, ModelExplorer modelExplorer, IDictionary <string, string> attributes)
{
var nameAttribute = attributes.GetOrDefault("name");
if (nameAttribute == null)
{
return;
}
var extraPropertyName = ExtraPropertyBindingHelper.ExtractExtraPropertyName(nameAttribute);
if (extraPropertyName == null)
{
return;
}
//TODO: containerName can be null on controller actions..?
var containerName = ExtraPropertyBindingHelper.ExtractContainerName(nameAttribute);
if (containerName == null)
{
return;
}
if (modelExplorer.Container?.ModelType == null)
{
return;
}
var extensibleObjectType = modelExplorer.Container.ModelType
.GetProperty(containerName, BindingFlags.Instance | BindingFlags.Public)
?.PropertyType;
if (extensibleObjectType == null)
{
return;
}
var extensionPropertyInfo = ObjectExtensionManager.Instance.GetPropertyOrNull(
extensibleObjectType,
extraPropertyName
);
if (extensionPropertyInfo == null)
{
return;
}
if (modelExplorer.Metadata is DefaultModelMetadata metadata)
{
metadata.DisplayMetadata.DisplayName =
() => extensionPropertyInfo.GetLocalizedDisplayName(_stringLocalizerFactory);
}
foreach (var validationAttribute in extensionPropertyInfo.GetValidationAttributes())
{
var validationContext = new ClientModelValidationContext(
viewContext,
modelExplorer.Metadata,
_metadataProvider,
attributes
);
if (validationAttribute.ErrorMessage == null)
{
ValidationAttributeHelper.SetDefaultErrorMessage(validationAttribute);
}
var validationAttributeAdapter = _validationAttributeAdapterProvider.GetAttributeAdapter(
validationAttribute,
_validationStringLocalizer
);
validationAttributeAdapter?.AddValidation(validationContext);
}
}
