public CompareAttributeWrapper(DataAnnotationsCompareAttribute attribute, ModelMetadata metadata)
: base(attribute.OtherProperty)
{
_otherPropertyDisplayName = attribute.OtherProperty;
if (_otherPropertyDisplayName == null && metadata.ContainerType != null)
{
_otherPropertyDisplayName = ModelMetadataProviders.Current.GetMetadataForProperty(() => metadata.Model, metadata.ContainerType, attribute.OtherProperty).GetDisplayName();
}
if (_otherPropertyDisplayName == null)
{
_otherPropertyDisplayName = attribute.OtherProperty;
}
// Copy settable properties from wrapped attribute. Don't reset default message accessor (set as
// CompareAttribute constructor calls ValidationAttribute constructor) when all properties are null to
// preserve default error message. Reset the message accessor when just ErrorMessageResourceType is
// non-null to ensure correct InvalidOperationException.
if (!string.IsNullOrEmpty(attribute.ErrorMessage) ||
!string.IsNullOrEmpty(attribute.ErrorMessageResourceName) ||
attribute.ErrorMessageResourceType != null)
{
ErrorMessage = attribute.ErrorMessage;
ErrorMessageResourceName = attribute.ErrorMessageResourceName;
ErrorMessageResourceType = attribute.ErrorMessageResourceType;
}
}
/// <summary>
/// Creates the validator.
/// </summary>
/// <param name="modelMetadata">The model metadata.</param>
/// <param name="context">The context.</param>
/// <returns></returns>
protected override ModelValidator CreateValidatorCore(ExtendedModelMetadata modelMetadata, ControllerContext context)
{
var attribute = new CompareAttribute(OtherProperty);
PopulateErrorMessage(attribute);
return new DataAnnotationsModelValidator<CompareAttribute>(modelMetadata, context, attribute);
}
