/// <summary>
/// DeletingRule: typeof(ReadingOrderHasRole)
/// Handles the clean up of the readings that the role is involved in by replacing
/// the place holder with the text DELETED
/// </summary>
private static void ReadingOrderHasRoleDeletingRule(ElementDeletingEventArgs e)
{
ReadingOrderHasRole link = e.ModelElement as ReadingOrderHasRole;
RoleBase linkRole = link.Role;
ReadingOrder linkReadingOrder = link.ReadingOrder;
if (linkReadingOrder.IsDeleting || linkReadingOrder.IsDeleted)
{
// Don't validate if we're removing the reading order
return;
}
FactType factType = linkReadingOrder.FactType;
if (factType != null)
{
FrameworkDomainModel.DelayValidateElement(factType, DelayValidateReadingOrderCollation);
}
int pos = linkReadingOrder.RoleCollection.IndexOf(linkRole);
if (pos >= 0)
{
bool isUnaryFactType = factType.UnaryRole != null;
LinkedElementCollection <Reading> readings = linkReadingOrder.ReadingCollection;
int numReadings = readings.Count;
int roleCount = linkReadingOrder.RoleCollection.Count;
for (int iReading = 0; iReading < numReadings; ++iReading)
{
Reading linkReading = readings[iReading];
if (!linkReading.IsDeleting)
{
Debug.Assert(!linkReading.IsDeleted);
string text = linkReading.Text;
IFormatProvider formatProvider = CultureInfo.InvariantCulture;
linkReading.SetAutoText(Reading.ReplaceFields(
linkReading.Text,
delegate(int replaceIndex)
{
if (replaceIndex == pos)
{
return(isUnaryFactType ? "" : ResourceStrings.ModelReadingRoleDeletedRoleText);
}
else if (replaceIndex > pos)
{
return("{" + (replaceIndex - 1).ToString(formatProvider) + "}");
}
return(null);
}
));
}
}
}
}
/// <summary>
/// RolePlayerChangeRule: typeof(ReadingOrderHasReading), FireTime=LocalCommit, Priority=ORMCoreDomainModel.BeforeDelayValidateRulePriority;
/// </summary>
private static void EnforceNoEmptyReadingOrderRolePlayerChangeRule(RolePlayerChangedEventArgs e)
{
ReadingOrderHasReading link = e.ElementLink as ReadingOrderHasReading;
if (e.DomainRole.Id == ReadingOrderHasReading.ReadingOrderDomainRoleId)
{
ReadingOrder order = (ReadingOrder)e.OldRolePlayer;
if (!order.IsDeleted && order.ReadingCollection.Count == 0)
{
order.Delete();
}
}
}
/// <summary>
/// DeleteRule: typeof(ReadingOrderHasReading), FireTime=LocalCommit, Priority=ORMCoreDomainModel.BeforeDelayValidateRulePriority;
/// If the ReadingOrder.ReadingCollection is empty then remove the ReadingOrder
/// </summary>
private static void EnforceNoEmptyReadingOrderDeleteRule(ElementDeletedEventArgs e)
{
ReadingOrderHasReading link = e.ModelElement as ReadingOrderHasReading;
ReadingOrder readOrd = link.ReadingOrder;
if (!readOrd.IsDeleted)
{
if (readOrd.ReadingCollection.Count == 0)
{
readOrd.Delete();
}
}
}
/// <summary>
/// Common place for code to deal with roles that exist in a fact
/// but do not exist in the ReadingOrder objects that it contains.
/// This allows it to be used by both the rule and to be called
/// during post load model fixup.
/// </summary>
private static void ValidateReadingOrdersRoleCollection(FactType factType, RoleBase addedRole)
{
LinkedElementCollection <ReadingOrder> readingOrders;
int orderCount;
if (null == factType.UnaryRole &&
0 != (orderCount = (readingOrders = factType.ReadingOrderCollection).Count))
{
bool checkedContext = false;
bool insertAfter = false;
RoleBase insertBeside = null;
IFormatProvider formatProvider = CultureInfo.InvariantCulture;
for (int i = 0; i < orderCount; ++i)
{
ReadingOrder ord = readingOrders[i];
LinkedElementCollection <RoleBase> roles = ord.RoleCollection;
if (!roles.Contains(addedRole))
{
if (!checkedContext)
{
checkedContext = true;
Dictionary <object, object> contextInfo = factType.Store.TransactionManager.CurrentTransaction.TopLevelTransaction.Context.ContextInfo;
object contextRole;
if (contextInfo.TryGetValue(FactType.InsertAfterRoleKey, out contextRole))
{
insertBeside = contextRole as RoleBase;
insertAfter = true;
}
else if (contextInfo.TryGetValue(FactType.InsertBeforeRoleKey, out contextRole))
{
insertBeside = contextRole as RoleBase;
}
}
int insertIndex = -1;
if (insertBeside != null)
{
insertIndex = roles.IndexOf(insertBeside);
}
if (insertIndex != -1)
{
roles.Insert(insertIndex + (insertAfter ? 1 : 0), addedRole);
}
else
{
roles.Add(addedRole);
}
LinkedElementCollection <Reading> readings = ord.ReadingCollection;
int readingCount = readings.Count;
if (readingCount != 0)
{
if (insertIndex == -1)
{
string appendText = string.Concat(" {", (roles.Count - 1).ToString(CultureInfo.InvariantCulture), "}");
for (int j = 0; j < readingCount; ++j)
{
Reading reading = readings[j];
reading.SetAutoText(reading.Text + appendText);
}
}
else
{
for (int j = 0; j < readingCount; ++j)
{
Reading reading = readings[j];
reading.SetAutoText(Reading.ReplaceFields(
reading.Text,
delegate(int replaceIndex)
{
// UNDONE: Respect leading/trailing hyphen binding and keep them associated
// with the corresponding role. Will require work well beyond the scope of this
// routine.
if (replaceIndex == insertIndex)
{
return(string.Concat("{", insertIndex.ToString(formatProvider), "} {", (insertIndex + 1).ToString(formatProvider), "}"));
}
else if (replaceIndex > insertIndex)
{
return(string.Concat("{", (replaceIndex + 1).ToString(formatProvider), "}"));
}
return(null); // Leave as is
}
));
}
}
}
}
}
}
}
/// <summary>
/// Verify that all <see cref="ReadingOrder"/>s have unique <see cref="ReadingOrder.RoleCollection">role collections</see>
/// </summary>
/// <param name="element">A <see cref="FactType"/></param>
private static void DelayValidateReadingOrderCollation(ModelElement element)
{
if (element.IsDeleted)
{
return;
}
FactType factType = (FactType)element;
LinkedElementCollection <ReadingOrder> ordersCollection = factType.ReadingOrderCollection;
int orderCount = ordersCollection.Count;
if (orderCount > 1)
{
// Get all orders in a collatable form, starting by caching information locally
// so it is easily accessed. Note that this will also change the collection we're
// iterating so we need to be careful about changes.
ReadingOrder[] orders = new ReadingOrder[orderCount];
ordersCollection.CopyTo(orders, 0);
LinkedElementCollection <RoleBase>[] roleCollections = new LinkedElementCollection <RoleBase> [orderCount];
for (int i = 0; i < orderCount; ++i)
{
roleCollections[i] = orders[i].RoleCollection;
}
// Priority is top down, so we move later readings into a higher reading order
for (int i = 0; i < orderCount; ++i)
{
ReadingOrder currentOrder = orders[i];
for (int j = i + 1; j < orderCount; ++j)
{
ReadingOrder compareToOrder = orders[j];
if (compareToOrder != null) // Will be null if it has already been recognized as a duplicate
{
// These should all have the same count, but it doesn't hurt to be defensive
LinkedElementCollection <RoleBase> currentRoles = roleCollections[i];
LinkedElementCollection <RoleBase> compareToRoles = roleCollections[j];
int roleCount = currentRoles.Count;
if (roleCount == compareToRoles.Count)
{
int k = 0;
for (; k < roleCount; ++k)
{
if (currentRoles[k] != compareToRoles[k])
{
break;
}
}
if (k == roleCount)
{
// Order is the same, collate the later readings up to the current order
ReadOnlyCollection <ReadingOrderHasReading> readingLinks = ReadingOrderHasReading.GetLinksToReadingCollection(compareToOrder);
int readingCount = readingLinks.Count;
for (int l = 0; l < readingCount; ++l)
{
readingLinks[l].ReadingOrder = currentOrder;
}
orders[j] = null;
}
}
}
}
}
}
}
/// <summary>
/// Verify that all <see cref="ReadingOrder"/>s have unique <see cref="ReadingOrder.RoleCollection">role collections</see>
/// </summary>
/// <param name="element">A <see cref="FactType"/></param>
private static void DelayValidateReadingOrderCollation(ModelElement element)
{
if (element.IsDeleted)
{
return;
}
FactType factType = (FactType)element;
LinkedElementCollection<ReadingOrder> ordersCollection = factType.ReadingOrderCollection;
int orderCount = ordersCollection.Count;
if (orderCount > 1)
{
// Get all orders in a collatable form, starting by caching information locally
// so it is easily accessed. Note that this will also change the collection we're
// iterating so we need to be careful about changes.
ReadingOrder[] orders = new ReadingOrder[orderCount];
ordersCollection.CopyTo(orders, 0);
LinkedElementCollection<RoleBase>[] roleCollections = new LinkedElementCollection<RoleBase>[orderCount];
for (int i = 0; i < orderCount; ++i)
{
roleCollections[i] = orders[i].RoleCollection;
}
// Priority is top down, so we move later readings into a higher reading order
for (int i = 0; i < orderCount; ++i)
{
ReadingOrder currentOrder = orders[i];
for (int j = i + 1; j < orderCount; ++j)
{
ReadingOrder compareToOrder = orders[j];
if (compareToOrder != null) // Will be null if it has already been recognized as a duplicate
{
// These should all have the same count, but it doesn't hurt to be defensive
LinkedElementCollection<RoleBase> currentRoles = roleCollections[i];
LinkedElementCollection<RoleBase> compareToRoles = roleCollections[j];
int roleCount = currentRoles.Count;
if (roleCount == compareToRoles.Count)
{
int k = 0;
for (; k < roleCount; ++k)
{
if (currentRoles[k] != compareToRoles[k])
{
break;
}
}
if (k == roleCount)
{
// Order is the same, collate the later readings up to the current order
ReadOnlyCollection<ReadingOrderHasReading> readingLinks = ReadingOrderHasReading.GetLinksToReadingCollection(compareToOrder);
int readingCount = readingLinks.Count;
for (int l = 0; l < readingCount; ++l)
{
readingLinks[l].ReadingOrder = currentOrder;
}
orders[j] = null;
}
}
}
}
}
}
}
public static void ProcessFactType(FactType factType, INotifyElementAdded notifyAdded)
{
LinkedElementCollection <RoleBase> roleCollection = factType.RoleCollection;
int roleCollectionCount = roleCollection.Count;
if (roleCollectionCount == 1)
{
// If we have a unary, binarize it
BinarizeUnary(factType, notifyAdded);
return;
}
else if (roleCollectionCount == 2)
{
// If we have a binary that has an implicit boolean role in it, make sure it matches the pattern
Role implicitBooleanRole = GetImplicitBooleanRole(roleCollection);
if (implicitBooleanRole != null)
{
Role unaryRole = implicitBooleanRole.OppositeRole.Role;
Debug.Assert(unaryRole != null);
// Make sure the implicit boolean role has the same name as the unary role
implicitBooleanRole.Name = unaryRole.Name;
string implicitBooleanValueTypeName = GetImplicitBooleanValueTypeName(unaryRole);
if (implicitBooleanRole.RolePlayer.Name != implicitBooleanValueTypeName)
{
Dictionary <object, object> contextInfo = factType.Store.TransactionManager.CurrentTransaction.TopLevelTransaction.Context.ContextInfo;
object duplicateNamesKey = ORMModel.AllowDuplicateNamesKey;
bool removeDuplicateNamesKey = false;
object duplicateSignaturesKey = ORMModel.BlockDuplicateReadingSignaturesKey;
bool addDuplicateSignaturesKey = false;
try
{
if (!contextInfo.ContainsKey(duplicateNamesKey))
{
contextInfo[duplicateNamesKey] = null;
removeDuplicateNamesKey = true;
}
if (contextInfo.ContainsKey(duplicateSignaturesKey))
{
contextInfo.Remove(duplicateSignaturesKey);
addDuplicateSignaturesKey = true;
}
implicitBooleanRole.RolePlayer.Name = implicitBooleanValueTypeName;
}
finally
{
if (removeDuplicateNamesKey)
{
contextInfo.Remove(duplicateNamesKey);
}
if (addDuplicateSignaturesKey)
{
contextInfo[duplicateSignaturesKey] = null;
}
}
}
if (!ValidateConstraints(unaryRole, implicitBooleanRole) || !ValidateImplicitBooleanValueType(implicitBooleanRole.RolePlayer))
{
LinkedElementCollection <RoleBase> roles = factType.RoleCollection;
DebinarizeUnary(roles, false, notifyAdded);
// Append to the reading orders
LinkedElementCollection <ReadingOrder> readingOrders = factType.ReadingOrderCollection;
int readingOrderCount = readingOrders.Count;
for (int i = 0; i < readingOrderCount; ++i)
{
ReadingOrder order = readingOrders[i];
LinkedElementCollection <RoleBase> readingRoles = order.RoleCollection;
if (!readingRoles.Contains(implicitBooleanRole))
{
readingRoles.Add(implicitBooleanRole);
LinkedElementCollection <Reading> readings = order.ReadingCollection;
int readingCount = readings.Count;
for (int j = 0; j < readingCount; ++j)
{
readings[j].SetAutoText(readings[j].Text + " {1}");
}
}
}
}
}
}
else
{
// If we have an n-ary, remove any implicit boolean roles in it
for (int i = roleCollectionCount - 1; i >= 0; --i)
{
Role implicitBooleanRole = roleCollection[i].Role;
if (implicitBooleanRole != null && implicitBooleanRole.RolePlayer != null && implicitBooleanRole.RolePlayer.IsImplicitBooleanValue)
{
DebinarizeUnary(factType.RoleCollection, true, notifyAdded);
break;
}
}
}
}
private static string GenerateReadingText(string readingText, ReadingOrder order)
{
LinkedElementCollection<RoleBase> roles = order.RoleCollection;
int roleCount = roles.Count;
return Reading.ReplaceFields(
readingText,
delegate(int index)
{
if (index < roleCount)
{
ObjectType rolePlayer = roles[index].Role.RolePlayer;
return (rolePlayer != null) ? rolePlayer.Name : ResourceStrings.ModelReadingEditorMissingRolePlayerText;
}
return null;
});
}