/**
* This method performs the morphology for determiners.
*
* @param determiner
* the <code>InflectedWordElement</code>.
* @param realisation
* the current realisation of the determiner.
*/
public static void doDeterminerMorphology(NLGElement determiner, string realisation)
{
if (!ReferenceEquals(realisation, null))
{
if (!(determiner.Realisation.Equals("a")))
{
if (determiner.Plural)
{
// Use default inflection rules:
if ("that".Equals(determiner.Realisation))
{
determiner.Realisation = "those";
}
else if ("this".Equals(determiner.Realisation))
{
determiner.Realisation = "these";
}
}
else if (!determiner.Plural)
{
// Use default push back to base form rules:
if ("those".Equals(determiner.Realisation))
{
determiner.Realisation = "that";
}
else if ("these".Equals(determiner.Realisation))
{
determiner.Realisation = "this";
}
}
}
// Special "a" determiner and perform a/an agreement:
if (determiner.Realisation.Equals("a"))
{ //$NON-NLS-1$
if (determiner.Plural)
{
determiner.Realisation = "some";
}
else if (DeterminerAgrHelper.requiresAn(realisation))
{
determiner.Realisation = "an";
}
}
}
}
public override IList <NLGElement> realise(IList <NLGElement> elements)
{
IList <NLGElement> realisedElements = new List <NLGElement>();
NLGElement currentElement = null;
NLGElement determiner = null;
NLGElement prevElement = null;
if (elements != null)
{
foreach (NLGElement eachElement in elements)
{
currentElement = realise(eachElement);
if (currentElement != null)
{
//pass the discourse function and appositive features -- important for orth processor
currentElement.setFeature(Feature.APPOSITIVE, eachElement.getFeature(Feature.APPOSITIVE));
object function = eachElement.getFeature(InternalFeature.DISCOURSE_FUNCTION);
if (function != null)
{
currentElement.setFeature(InternalFeature.DISCOURSE_FUNCTION, function);
}
if (prevElement != null && prevElement is StringElement && eachElement is InflectedWordElement && ((InflectedWordElement)eachElement).Category == LexicalCategory.LexicalCategoryEnum.NOUN)
{
string prevString = prevElement.Realisation;
//realisedElements.get(realisedElements.size() - 1)
prevElement.Realisation = DeterminerAgrHelper.checkEndsWithIndefiniteArticle(prevString, currentElement.Realisation);
}
// realisedElements.add(realise(currentElement));
realisedElements.Add(currentElement);
if (determiner == null && DiscourseFunction.SPECIFIER.Equals(currentElement.getFeature(InternalFeature.DISCOURSE_FUNCTION)))
{
determiner = currentElement;
determiner.setFeature(Feature.NUMBER, eachElement.getFeature(Feature.NUMBER));
// MorphologyRules.doDeterminerMorphology(determiner,
// currentElement.getRealisation());
}
else if (determiner != null)
{
if (currentElement is ListElement)
{
// list elements: ensure det matches first element
NLGElement firstChild = ((ListElement)currentElement).Children[0];
if (firstChild != null)
{
//AG: need to check if child is a coordinate
if (firstChild is CoordinatedPhraseElement)
{
MorphologyRules.doDeterminerMorphology(determiner, firstChild.Children[0].Realisation);
}
else
{
MorphologyRules.doDeterminerMorphology(determiner, firstChild.Realisation);
}
}
}
else
{
// everything else: ensure det matches realisation
MorphologyRules.doDeterminerMorphology(determiner, currentElement.Realisation);
}
determiner = null;
}
}
prevElement = eachElement;
}
}
return(realisedElements);
}