public static string GetCompositeExpression(
CompositeFilterDescriptor filterDescriptor,
Function <FilterDescriptor, object> formatValue)
{
StringBuilder stringBuilder = new StringBuilder();
for (int index = 0; index < filterDescriptor.filters.Count; ++index)
{
FilterDescriptor filter = filterDescriptor.filters[index];
CompositeFilterDescriptor filterDescriptor1 = filter as CompositeFilterDescriptor;
if (filterDescriptor1 != null || !string.IsNullOrEmpty(filter.PropertyName))
{
string str1 = filterDescriptor1 != null?CompositeFilterDescriptor.GetCompositeExpression(filterDescriptor1, formatValue) : FilterDescriptor.GetExpression(filter, formatValue);
stringBuilder.Append(string.Format("{0}", (object)str1));
string str2 = filterDescriptor.filters.LogicalOperator == FilterLogicalOperator.And ? "AND" : "OR";
if (index < filterDescriptor.filters.Count - 1)
{
stringBuilder.Append(string.Format(" {0} ", (object)str2));
}
}
}
if (stringBuilder.Length > 0)
{
stringBuilder.Insert(0, filterDescriptor.NotOperator ? "NOT (" : "(");
stringBuilder.Append(")");
}
return(stringBuilder.ToString());
}
public static string GetCompositeExpression(CompositeFilterDescriptor filterDescriptor)
{
return(CompositeFilterDescriptor.GetCompositeExpression(filterDescriptor, (Function <FilterDescriptor, object>)null));
}