internal XOFieldCalculatorRouteRelation(XOTable TableForFill,
XOField KeyFieldForFill,
XOField FieldForRetrieve,
string Filter)
{
this._tableForFill = TableForFill;
this._keyFieldForFill = KeyFieldForFill;
this._fieldForRetrieve = FieldForRetrieve;
this._filter = Filter;
}
private object GetSpecifiedControl(XOField XOField)
{
if (XOField.SpecifiedControlType == null && XOField.SpecifiedControlIndex == -1)
return null;
object ctl = ContainerControls.FirstOrDefault(
p => p.Key.SpecifiedControlType == XOField.SpecifiedControlType
&& p.Key.SpecifiedControlIndex == XOField.SpecifiedControlIndex).Value;
if (ctl == null)
{
}
return ctl;
}
public XORelation GetChildRelation(XOField ChildField)
{
return XOTable.GetChildRelation(ChildField);
}
internal XOFieldCalculator(XOField XOField)
{
//Route to a file could have some stupid format, like this
// [ParentTable;ParentFieldRefOrValue|ChildTable;ChildField;ChildFieldRefOrValue],[...]
List<XOFieldCalculatorRouteRelation> rels = new List<XOFieldCalculatorRouteRelation>();
XOField iterField = null;
foreach (string refr in XOField.XopField.Calculator.Split(','))
{
string[] ets = refr.Split(';');
if (_issueField == null)
{
_issueField = ets[0];
iterField = XOField.XoTable.Fields.Single(p=>p.Name == _issueField);
}
XOFieldCalculatorRouteRelation rel = null;
if (ets.Length == 2)
{
string[] childTablRef = ets[1].Split('-');
if (childTablRef.Length == 1)
{
//Reference to parent table
XORelation parRel = iterField.ParentRelation;
//Refactoring here. (maybe when post building initialization were implemented)
if (parRel == null)
throw new NullReferenceException("Refernced table in calculator isn't defined in model file");
iterField = parRel.ParentTable.Fields.Single(p=>p.Name == ets[1]);
rel = new XOFieldCalculatorRouteRelation(
parRel.ParentTable,
parRel.ParentField,
iterField,
null);
}
else if (childTablRef.Length == 3)
{
//Reference to parent table
XORelation parRel = iterField.ParentRelation;
//Refactoring here. (maybe when post building initialization were implemented)
if (parRel == null)
throw new NullReferenceException("Refernced table in calculator isn't defined in model file");
XORelation parChildRel = parRel.ParentTable.ChildrenRelations.FirstOrDefault(p => p.ChildTable.Name == childTablRef[0] && p.ChildField.Name == childTablRef[1]);
if (parChildRel != null)
{
string filter = null;
string childColumn = childTablRef[2];
int filterStratBraceIndex = childColumn.IndexOf("[", 0);
int filterEndBraceIndex = -1;
if (filterStratBraceIndex != -1)
filterEndBraceIndex = childColumn.IndexOf("]", filterStratBraceIndex);
//Some formatting check and exceptions are needed here
if (filterStratBraceIndex != -1 && filterEndBraceIndex != -1)
{
filter = childColumn.Substring(filterStratBraceIndex + 1, filterEndBraceIndex - filterStratBraceIndex - 1);
childColumn = childColumn.Remove(filterStratBraceIndex, filterEndBraceIndex - filterStratBraceIndex + 1);
}
iterField = parChildRel.ChildTable.Fields.First(p => p.Name == childColumn);
rel = new XOFieldCalculatorRouteRelation(
parChildRel.ChildTable,
parChildRel.ChildField,
iterField,
filter);
}
}
}
if (rel == null)
{
throw new Exception("Can't parse calculator expression string");
}
rels.Add(rel);
}
_routeRelations = rels.ToArray();
}
public XOFieldContext(XOTableContext XTable, XOField XOField)
{
_xOTable = XTable;
_xOField = XOField;
}
public XORelation GetChildRelation(XOField ChildField)
{
return ChildrenRelations.FirstOrDefault(p => p.ChildField == ChildField);
}
