/// <summary>
/// Custom ModelMedataProvider used to store the SearchFilterAttribute and OrderByAttribute
/// in ModelMetadata AdditionValues
/// ref: http://bradwilson.typepad.com/blog/2010/01/why-you-dont-need-modelmetadataattributes.html
/// </summary>
/// <param name="attributes"></param>
/// <param name="containerType"></param>
/// <param name="modelAccessor"></param>
/// <param name="modelType"></param>
/// <param name="propertyName"></param>
/// <returns></returns>
protected override ModelMetadata CreateMetadata(IEnumerable <Attribute> attributes, Type containerType, Func <object> modelAccessor, Type modelType, string propertyName)
{
ModelMetadata metadata = base.CreateMetadata(attributes, containerType, modelAccessor, modelType, propertyName);
SearchFilterAttribute searchFilterAttribute = attributes.OfType <SearchFilterAttribute>().FirstOrDefault();
if (searchFilterAttribute != null)
{
metadata.AdditionalValues.Add(Globals.SearchFilterAttributeKey, searchFilterAttribute);
}
OrderByAttribute orderByAttribute = attributes.OfType <OrderByAttribute>().FirstOrDefault();
if (orderByAttribute != null)
{
metadata.AdditionalValues.Add(Globals.OrderByAttributeKey, orderByAttribute);
}
return(metadata);
}
/// <summary>
/// Custom ModelMedataProvider used to store the SearchFilterAttribute and OrderByAttribute
/// in ModelMetadata AdditionValues
/// ref: http://bradwilson.typepad.com/blog/2010/01/why-you-dont-need-modelmetadataattributes.html
/// </summary>
/// <param name="attributes"></param>
/// <param name="containerType"></param>
/// <param name="modelAccessor"></param>
/// <param name="modelType"></param>
/// <param name="propertyName"></param>
/// <returns></returns>
protected override ModelMetadata CreateMetadata(IEnumerable <Attribute> attributes, Type containerType, Func <object> modelAccessor, Type modelType, string propertyName)
{
//Если у нас тип контейнера фильтров, то имя проперти надо сброить
if (
attributes.Any(
attr => attr is System.ComponentModel.DataAnnotations.DataTypeAttribute &&
(attr as System.ComponentModel.DataAnnotations.DataTypeAttribute).CustomDataType == "FilterContainer")
)
{
propertyName = string.Empty;
containerType = null;
}
ModelMetadata metadata = base.CreateMetadata(attributes, containerType, modelAccessor, modelType, propertyName);
SearchFilterAttribute searchFilterAttribute = attributes.OfType <SearchFilterAttribute>().FirstOrDefault();
if (searchFilterAttribute != null)
{
metadata.AdditionalValues.Add(Globals.SearchFilterAttributeKey, searchFilterAttribute);
}
OrderByAttribute orderByAttribute = attributes.OfType <OrderByAttribute>().FirstOrDefault();
if (orderByAttribute != null)
{
metadata.AdditionalValues.Add(Globals.OrderByAttributeKey, orderByAttribute);
}
TypeConverterAttribute converterAttribute = attributes.OfType <TypeConverterAttribute>().FirstOrDefault();
if (converterAttribute != null)
{
metadata.AdditionalValues.Add(Globals.TypeConverterAttributeKey, converterAttribute);
}
return(metadata);
}
