/// <summary>
/// Creates the sorter, loading its data from the route parameters or from the session, or creating
/// a new sorter
/// </summary>
/// <param name="controllerContext">The controller context</param>
/// <param name="bindingContext">The binding context</param>
/// <returns>The <see cref="Sorter{T}"/></returns>
private Sorter <T> MaterialiseSorter(ControllerContext controllerContext, ModelBindingContext bindingContext)
{
ValueProviderResult valueProviderResult = bindingContext.ValueProvider.GetValue(bindingContext.ModelName);
//If the sorter cannot be gotten from the value provider)
if (valueProviderResult == null)
{
//Try getting the sorter out of the session, if a session key has been set
if (SessionKey != null && controllerContext.HttpContext.Session[SessionKey] != null)
{
return((Sorter <T>)controllerContext.HttpContext.Session[SessionKey]);
}
//Else return a new sorter
return(CreateNewSorter());
}
string encodedString = valueProviderResult.AttemptedValue;
try
{
if (TranslationDictionary == null)
{
return(ValidateDecodedSorter(Sorter <T> .Decode(Prefix, encodedString)));
}
return(ValidateDecodedSorter(Sorter <T> .Decode(Prefix, TranslationDictionary, encodedString)));
}
catch (SorterException)
{
return(CreateNewSorter());
}
}