groupings.getUserTypeForArray = function(groupingIds, username, ignoreStudents, ignoreAssistants, ignoreTeachers) {
        if (groupingIds.length > 0) {
            groupingIds = groupingIds.slice(0);
            var groupingId = groupingIds.shift();
            return groupings.getUserType(groupingId, username, ignoreStudents, ignoreAssistants, ignoreTeachers)