private static DefaultMetadataDetails CreateMetadataDetails(ActionExecutionModel model)
{
if (model == null)
{
throw new ArgumentNullException(nameof(model));
}
var modelMetadataIdentity = ModelMetadataIdentity.ForType(model.GetType());
var modelAttributes = ModelAttributes.GetAttributesForType(model.GetType());
var modelMetadataDetails = new DefaultMetadataDetails(modelMetadataIdentity, modelAttributes);
return(modelMetadataDetails);
}
private static DefaultMetadataDetails CreateMetadataDetails(ParameterSpecification parameterSpecification, ActionExecutionModel containerModel)
{
if (parameterSpecification == null)
{
throw new ArgumentNullException(nameof(parameterSpecification));
}
if (containerModel == null)
{
throw new ArgumentNullException(nameof(containerModel));
}
#pragma warning disable CS0618 // Type or member is obsolete
var parameterMetadataIdentity = ModelMetadataIdentity.ForProperty(parameterSpecification.Type, parameterSpecification.Key, containerModel.GetType());
#pragma warning restore CS0618 // Type or member is obsolete
var parameterAttributes = ModelAttributes.GetAttributesForProperty(containerModel.GetType(), nullPropertyInfo, parameterSpecification.Type);
var propertyMetadataDetails = new DefaultMetadataDetails(
parameterMetadataIdentity,
parameterAttributes)
{
PropertyGetter = thisModel => GetParameterValue((ActionExecutionModel)thisModel, parameterSpecification),
PropertySetter = (thisModel, value) => SetParameterValue((ActionExecutionModel)thisModel, parameterSpecification, value),
ValidationMetadata = new ValidationMetadata
{
IsRequired = parameterSpecification.IsRequired
},
DisplayMetadata = new DisplayMetadata()
};
var dataTypeAttribute = parameterSpecification.ValidationAttributes.OfType <DataTypeAttribute>().FirstOrDefault();
if (dataTypeAttribute != null)
{
propertyMetadataDetails.DisplayMetadata.DataTypeName = dataTypeAttribute.GetDataTypeName();
}
foreach (var attribute in parameterSpecification.ValidationAttributes)
{
propertyMetadataDetails.ValidationMetadata.ValidatorMetadata.Add(attribute);
}
foreach (var attribute in parameterSpecification.Type.GetCustomAttributes <ValidationAttribute>(true))
{
propertyMetadataDetails.ValidationMetadata.ValidatorMetadata.Add(attribute);
}
if (propertyMetadataDetails.ValidationMetadata.ValidatorMetadata.Count > 0 || typeof(IValidatableObject).IsAssignableFrom(parameterSpecification.Type))
{
propertyMetadataDetails.ValidationMetadata.HasValidators = true;
}
return(propertyMetadataDetails);
}