private static void FillFilterParameterAttributes(FilterSerializerData filterSerializerData, IFilter filter, Type filterType, FilterBindingContext context)
{
var propertyInfos = filterType.GetProperties().ToList();
foreach (var propertyInfo in propertyInfos)
{
var filterParameterAttribute = AttributeRetrieval.GetAttribute<FilterParameterAttribute>(propertyInfo);
if (filterParameterAttribute == null)
{
continue;
}
//get the value set or bound to the parameter
var value = GetFilterSerializationBindingValue(filterParameterAttribute, propertyInfo, context, filter);
//run validation on the parameter to ensure that it meets all standards
RunFilterSerializationValidation(filterType, propertyInfo, value);
//run formatter on the validated value
var filterPropertyFormattedValue = RunFilterSerializationFormat(filterParameterAttribute, filterType, propertyInfo, value);
var filterPropertyIsDefault = filterParameterAttribute.Default != null
&& value != null
&& filterParameterAttribute.Default.Equals(value);
filterSerializerData.Parameters.Add(new FilterSerializerDataParameter
{
Name = filterParameterAttribute.Name,
Value = filterPropertyFormattedValue,
Parameter = filterParameterAttribute,
IsDefault = filterPropertyIsDefault
});
}
}
private void WriteFilter(IFilter filter, FilterBindingContext context)
{
if (filter == null)
{
throw new ArgumentNullException("filter");
}
BuilderBase.Append(FilterSerializer.Serialize(filter, context));
}
private static object GetFilterSerializationBindingValue(FilterParameterAttribute filterParameterAttribute, PropertyInfo propertyInfo, FilterBindingContext context, IFilter filter)
{
if (filterParameterAttribute.Binding == null)
{
return propertyInfo.GetValue(filter);
}
var bindingObject = (IFilterParameterBinding)Activator.CreateInstance(filterParameterAttribute.Binding);
return bindingObject.GetValue(context);
}
public static FilterSerializerData GetFilterSerializerData(IFilter filter, FilterBindingContext context)
{
var filterType = filter.GetType();
var filterSerializerData = new FilterSerializerData();
FillFilterAttribute(filterSerializerData, filter, filterType);
FillFilterParameterAttributes(filterSerializerData, filter, filterType, context);
return filterSerializerData;
}
public string GetValue(FilterBindingContext context)
{
return context.NumberOfStreamsIn.ToString();
}
