private SortOrder GetSortOrder(MapiTable table, SortBy[] sortColumns, GroupByAndOrder[] groupBy, int expandCount, ref List <PropTag> alteredProperties)
{
if ((sortColumns == null || sortColumns.Length == 0) && (groupBy == null || groupBy.Length == 0))
{
return(null);
}
SortOrder sortOrder = new SortOrder();
if (groupBy != null)
{
for (int i = 0; i < groupBy.Length; i++)
{
NativeStorePropertyDefinition nativeGroupBy = InternalSchema.ToStorePropertyDefinition(groupBy[i].GroupByColumn).GetNativeGroupBy();
PropTag sortPropertyTag = this.GetSortPropertyTag(nativeGroupBy, ref alteredProperties);
GroupSort nativeGroupSort = InternalSchema.ToStorePropertyDefinition(groupBy[i].GroupSortColumn.ColumnDefinition).GetNativeGroupSort(groupBy[i].GroupSortColumn.SortOrder, groupBy[i].GroupSortColumn.Aggregate);
PropTag sortPropertyTag2 = this.GetSortPropertyTag((NativeStorePropertyDefinition)nativeGroupSort.ColumnDefinition, ref alteredProperties);
SortFlags sortFlag;
switch (nativeGroupSort.Aggregate)
{
case Aggregate.Min:
sortFlag = SortFlags.CategoryMin;
break;
case Aggregate.Max:
sortFlag = SortFlags.CategoryMax;
break;
default:
throw new ArgumentOutOfRangeException("groupBy", nativeGroupSort.Aggregate, ServerStrings.ExInvalidAggregate);
}
sortOrder.AddCategory(sortPropertyTag, QueryExecutor.SortOrderToSortFlags(nativeGroupSort.SortOrder));
if (sortPropertyTag != sortPropertyTag2)
{
sortOrder.Add(sortPropertyTag2, sortFlag);
}
}
sortOrder.ExpandCount = expandCount;
}
if (sortOrder.GetSortCount() > 4)
{
throw new ArgumentException(ServerStrings.ExTooComplexGroupSortParameter, "groupBy");
}
if (sortColumns != null && sortColumns.Length > 0)
{
SortBy[] nativeSortBy = QueryExecutor.GetNativeSortBy(sortColumns);
if (nativeSortBy.Length + sortOrder.GetSortCount() > 6)
{
throw new ArgumentOutOfRangeException("sortColumns", ServerStrings.ExTooManySortColumns);
}
for (int j = 0; j < nativeSortBy.Length; j++)
{
PropertyDefinition columnDefinition = nativeSortBy[j].ColumnDefinition;
PropTag sortPropertyTag3 = this.GetSortPropertyTag((NativeStorePropertyDefinition)columnDefinition, ref alteredProperties);
sortOrder.Add(sortPropertyTag3, QueryExecutor.SortOrderToSortFlags(nativeSortBy[j].SortOrder));
}
}
return(sortOrder);
}