private bool CheckStemWholeWord(Match <Word, ShapeNode> match)
{
Annotation <ShapeNode> stemAnn = match.Input.Stem;
ShapeNode end = stemAnn.Range.End;
while (end.Type() == CogFeatureSystem.ToneLetterType)
{
end = end.Prev;
}
return(!match.Range.Contains(Range <ShapeNode> .Create(stemAnn.Range.Start, end)));
}
private void ProcessSyllableWithMaximalOnset(ShapeNode startNode, ShapeNode endNode, Shape newShape)
{
ShapeNode node = startNode;
ShapeNode onsetStart = node;
while (node.Type() == CogFeatureSystem.ConsonantType && node != endNode.Next)
{
node = node.Next;
}
ShapeNode onsetEnd = node.Prev;
if (onsetStart != node && onsetStart != onsetEnd)
{
ShapeNode n = onsetStart;
if (onsetStart != onsetEnd.List.First)
{
for (; n != onsetEnd.Next; n = n.Next)
{
string onsetStr = n.GetNodes(onsetEnd).StrRep();
if (_initialOnsets.Value.Contains(onsetStr))
{
break;
}
}
// TODO: ambiguous onset, what should we do? For now, we just assume maximal onset
if (n == onsetEnd.Next)
{
n = onsetStart;
}
}
if (n != onsetStart)
{
if (onsetStart.Prev.Type() == CogFeatureSystem.ConsonantType)
{
CombineWith(newShape.GetLast(nd => nd.Type() == CogFeatureSystem.ConsonantType), onsetStart, n.Prev);
}
else
{
Combine(CogFeatureSystem.Coda, newShape, onsetStart, n.Prev);
Annotation <ShapeNode> prevSyllableAnn = newShape.Annotations.Last(ann => ann.Type() == CogFeatureSystem.SyllableType);
prevSyllableAnn.Remove();
newShape.Annotations.Add(prevSyllableAnn.Range.Start, newShape.Last, FeatureStruct.New().Symbol(CogFeatureSystem.SyllableType).Value);
}
startNode = n;
}
}
ProcessSyllable(startNode, endNode, newShape);
}
private void CombineWith(ShapeNode node, ShapeNode start, ShapeNode end)
{
if ((CombineVowels && node.Type() == CogFeatureSystem.VowelType) || (CombineConsonants && node.Type() == CogFeatureSystem.ConsonantType))
{
var strRep = new StringBuilder();
var origStrRep = new StringBuilder();
strRep.Append(node.StrRep());
origStrRep.Append(node.OriginalStrRep());
ShapeNode n = start;
while (n != end.Next)
{
strRep.Append(n.StrRep());
origStrRep.Append(n.OriginalStrRep());
node.Annotation.FeatureStruct.Add(n.Annotation.FeatureStruct);
n = n.Next;
}
node.Annotation.FeatureStruct.AddValue(CogFeatureSystem.StrRep, strRep.ToString());
node.Annotation.FeatureStruct.AddValue(CogFeatureSystem.OriginalStrRep, origStrRep.ToString());
node.Annotation.FeatureStruct.AddValue(CogFeatureSystem.SegmentType, CogFeatureSystem.Complex);
FeatureStruct firstFS;
if (start.IsComplex())
{
firstFS = start.Annotation.FeatureStruct.GetValue(CogFeatureSystem.First);
}
else
{
firstFS = new FeatureStruct();
foreach (Feature feature in start.Annotation.FeatureStruct.Features.Where(f => !CogFeatureSystem.Instance.ContainsFeature(f)))
{
firstFS.AddValue(feature, start.Annotation.FeatureStruct.GetValue(feature));
}
}
node.Annotation.FeatureStruct.AddValue(CogFeatureSystem.First, firstFS);
}
else
{
ShapeNode n = start;
while (n != end.Next)
{
var newNode = n.Clone();
node.AddAfter(newNode);
node = newNode;
n = n.Next;
}
}
}
public override bool Matches(ShapeNode leftNode, Ngram <Segment> target, ShapeNode rightNode)
{
string strRep = target.ToString();
if (_ignoreModifiers)
{
strRep = StripModifiers(strRep);
}
if (leftNode != null && leftNode.Type() == CogFeatureSystem.AnchorType && _normalizedSegments.Contains(string.Format("#{0}", strRep)))
{
return(true);
}
if (rightNode != null && rightNode.Type() == CogFeatureSystem.AnchorType && _normalizedSegments.Contains(string.Format("{0}#", strRep)))
{
return(true);
}
return(_normalizedSegments.Contains(strRep));
}
private string GetInitialOnset(Annotation <ShapeNode> ann)
{
if (ann == null)
{
return(null);
}
ShapeNode node = ann.Range.Start;
while (node.Type() == CogFeatureSystem.ConsonantType && ann.Range.Contains(node))
{
node = node.Next;
}
if (node == ann.Range.Start)
{
return(null);
}
return(ann.Range.Start.GetNodes(node.Prev).StrRep());
}
protected void ProcessSyllable(ShapeNode startNode, ShapeNode endNode, Shape newShape)
{
ShapeNode newStartNode = null;
ShapeNode node = startNode;
while (node.Type() == CogFeatureSystem.BoundaryType && node != endNode.Next)
{
ShapeNode newNode = node.DeepClone();
newShape.Add(newNode);
if (newStartNode == null)
{
newStartNode = newNode;
}
node = node.Next;
}
ShapeNode onsetStart = node;
while (node.Type() == CogFeatureSystem.ConsonantType && node != endNode.Next)
{
node = node.Next;
}
ShapeNode onsetEnd = node.Prev;
if (onsetStart != node)
{
ShapeNode start = Combine(CogFeatureSystem.Onset, newShape, onsetStart, onsetEnd);
if (newStartNode == null)
{
newStartNode = start;
}
}
if (node != endNode.Next)
{
ShapeNode nucleusStart = node;
while (node.Type() == CogFeatureSystem.VowelType && node != endNode.Next)
{
node = node.Next;
}
ShapeNode nucleusEnd = node.Prev;
ShapeNode start = Combine(CogFeatureSystem.Nucleus, newShape, nucleusStart, nucleusEnd);
if (newStartNode == null)
{
newStartNode = start;
}
}
if (node != endNode.Next)
{
ShapeNode codaStart = node;
while (node.Type() == CogFeatureSystem.ConsonantType && node != endNode.Next)
{
node = node.Next;
}
if (codaStart != node)
{
ShapeNode codaEnd = node.Prev;
Combine(CogFeatureSystem.Coda, newShape, codaStart, codaEnd);
}
}
while (node != endNode.Next)
{
newShape.Add(node.DeepClone());
node = node.Next;
}
newShape.Annotations.Add(newStartNode, newShape.Last, FeatureStruct.New().Symbol(CogFeatureSystem.SyllableType).Value);
}
private bool NodeFilter(ShapeNode n)
{
return(n.Type().IsOneOf(CogFeatureSystem.ConsonantType, CogFeatureSystem.VowelType, CogFeatureSystem.AnchorType));
}
private void AssertShapeNodeEqual(ShapeNode actualNode, string expectedStrRep, FeatureSymbol expectedType)
{
Assert.That(actualNode.StrRep(), Is.EqualTo(expectedStrRep));
Assert.That(actualNode.Type(), Is.EqualTo(expectedType));
}
private bool CheckEnvironment(Environment env, ShapeNode leftNode, ShapeNode rightNode)
{
return((env.LeftEnvironment == null || env.LeftEnvironment == leftNode.Type()) && (env.RightEnvironment == null || env.RightEnvironment == rightNode.Type()));
}
private static bool NodeFilter(ShapeNode node)
{
return node.Type().IsOneOf(CogFeatureSystem.VowelType, CogFeatureSystem.ConsonantType, CogFeatureSystem.AnchorType);
}
private bool CheckEnvironment(Environment env, ShapeNode leftNode, ShapeNode rightNode)
{
return (env.LeftEnvironment == null || env.LeftEnvironment == leftNode.Type()) && (env.RightEnvironment == null || env.RightEnvironment == rightNode.Type());
}
public override bool Matches(ShapeNode leftNode, Ngram<Segment> target, ShapeNode rightNode)
{
string strRep = target.ToString();
if (_ignoreModifiers)
strRep = StripModifiers(strRep);
if (leftNode != null && leftNode.Type() == CogFeatureSystem.AnchorType && _normalizedSegments.Contains(string.Format("#{0}", strRep)))
return true;
if (rightNode != null && rightNode.Type() == CogFeatureSystem.AnchorType && _normalizedSegments.Contains(string.Format("{0}#", strRep)))
return true;
return _normalizedSegments.Contains(strRep);
}
private void AssertShapeNodeEqual(ShapeNode actualNode, string expectedStrRep, FeatureSymbol expectedType)
{
Assert.That(actualNode.StrRep(), Is.EqualTo(expectedStrRep));
Assert.That(actualNode.Type(), Is.EqualTo(expectedType));
}
private void CombineWith(ShapeNode node, ShapeNode start, ShapeNode end)
{
if ((CombineVowels && node.Type() == CogFeatureSystem.VowelType) || (CombineConsonants && node.Type() == CogFeatureSystem.ConsonantType))
{
var strRep = new StringBuilder();
var origStrRep = new StringBuilder();
strRep.Append(node.StrRep());
origStrRep.Append(node.OriginalStrRep());
ShapeNode n = start;
while (n != end.Next)
{
strRep.Append(n.StrRep());
origStrRep.Append(n.OriginalStrRep());
node.Annotation.FeatureStruct.Add(n.Annotation.FeatureStruct);
n = n.Next;
}
node.Annotation.FeatureStruct.AddValue(CogFeatureSystem.StrRep, strRep.ToString());
node.Annotation.FeatureStruct.AddValue(CogFeatureSystem.OriginalStrRep, origStrRep.ToString());
node.Annotation.FeatureStruct.AddValue(CogFeatureSystem.SegmentType, CogFeatureSystem.Complex);
FeatureStruct firstFS;
if (start.IsComplex())
{
firstFS = start.Annotation.FeatureStruct.GetValue(CogFeatureSystem.First);
}
else
{
firstFS = new FeatureStruct();
foreach (Feature feature in start.Annotation.FeatureStruct.Features.Where(f => !CogFeatureSystem.Instance.ContainsFeature(f)))
firstFS.AddValue(feature, start.Annotation.FeatureStruct.GetValue(feature));
}
node.Annotation.FeatureStruct.AddValue(CogFeatureSystem.First, firstFS);
}
else
{
ShapeNode n = start;
while (n != end.Next)
{
var newNode = n.DeepClone();
node.AddAfter(newNode);
node = newNode;
n = n.Next;
}
}
}
