private void ParseGroupByFieldList(string fieldList, int pos, bool allowRelation)
{
this.GroupByFields.Clear();
if (string.IsNullOrEmpty(fieldList))
{
return;
}
Match match;
do
{
match = GridGroupByExpression.groupByFieldParser.Match(fieldList.Substring(pos));
if (!match.Success)
{
throw new FormatException(string.Format("Cannot parse \"{0}\". Verify the correctness of the string.", (object)fieldList));
}
GridGroupByField groupByField = new GridGroupByField();
if (match.Groups["aggregate"].Success)
{
groupByField.SetAggregate(match.Groups["aggregate"].ToString());
}
groupByField.SortOrder = !match.Groups["sortDirection"].Success || string.Compare("DESC", match.Groups["sortDirection"].Value) != 0 ? RadSortOrder.Ascending : RadSortOrder.Descending;
if (!match.Groups["fieldName"].Success)
{
throw new FormatException("Could not parse field name. Please contact Telerik support");
}
groupByField.FieldName = match.Groups["fieldName"].ToString();
GridGroupByExpression.UpdateGroupByReferences(this.selectFields, groupByField);
this.groupByFields.Add(groupByField);
pos += match.Length;
}while (match.Groups["delimiter"].Success);
}
private int ParseSelectFieldList(string fieldList, int pos)
{
this.clearSelectedFieldsSilently = true;
this.SelectFields.Clear();
this.clearSelectedFieldsSilently = false;
if (string.IsNullOrEmpty(fieldList))
{
return(-1);
}
Match match;
do
{
match = GridGroupByExpression.selectFieldParser.Match(fieldList.Substring(pos));
if (!match.Success)
{
throw new FormatException(string.Format("Cannot parse \"{0}\". Verify the correctness of the string.", (object)fieldList));
}
GridGroupByField groupByField = new GridGroupByField();
if (match.Groups["fieldAlias"].Success)
{
groupByField.FieldAlias = match.Groups["fieldAlias"].ToString();
}
if (match.Groups["aggregate"].Success)
{
groupByField.SetAggregate(match.Groups["aggregate"].ToString());
}
groupByField.FormatString = match.Groups["formatString"].Success ? match.Groups["formatString"].ToString() : (string)null;
if (!match.Groups["fieldName"].Success)
{
throw new FormatException("Could not parse field name. Please contact Telerik support");
}
groupByField.FieldName = match.Groups["fieldName"].ToString();
GridGroupByExpression.UpdateFieldNameAndAliasReferences(this.selectFields, groupByField);
this.selectFields.Add(groupByField);
pos += match.Length;
if (!match.Groups["delimiter"].Success)
{
throw new Exception("Delimiter (,) or Group By clause expected");
}
}while (match.Groups["delimiter"].Length == 1);
return(pos);
}
