public override MorphoFeatures FromTagString(string str)
{
string[] feats = str.Split("\\-");
MorphoFeatures mFeats = new ArabicMorphoFeatureSpecification.ArabicMorphoFeatures();
// First element is the base POS
// String baseTag = feats[0];
for (int i = 1; i < feats.Length; i++)
{
string[] keyValue = feats[i].Split(KeyValDelim);
if (keyValue.Length != 2)
{
continue;
}
MorphoFeatureSpecification.MorphoFeatureType fName = MorphoFeatureSpecification.MorphoFeatureType.ValueOf(keyValue[0].Trim());
mFeats.AddFeature(fName, keyValue[1].Trim());
}
return(mFeats);
}
/// <summary>Hand-written rules to convert SAMA analyses to feature structures.</summary>
public override MorphoFeatures StrToFeatures(string spec)
{
MorphoFeatures features = new ArabicMorphoFeatureSpecification.ArabicMorphoFeatures();
// Check for the boundary symbol
if (spec == null || spec.Equals(string.Empty))
{
return(features);
}
//Possessiveness
if (IsActive(MorphoFeatureSpecification.MorphoFeatureType.Poss) && spec.Contains("POSS"))
{
features.AddFeature(MorphoFeatureSpecification.MorphoFeatureType.Poss, possVals[0]);
}
//Nominals and pronominals. Mona ignores Pronominals in ERTS, but they seem to help...
// NSUFF -- declinable nominals
// VSUFF -- enclitic pronominals
// PRON -- ordinary pronominals
if (spec.Contains("NSUFF") || spec.Contains("NOUN") || spec.Contains("ADJ"))
{
// Nominal phi feature indicators are different than the indicators
// that we process with processInflectionalFeatures()
if (IsActive(MorphoFeatureSpecification.MorphoFeatureType.Ngen))
{
if (spec.Contains("FEM"))
{
features.AddFeature(MorphoFeatureSpecification.MorphoFeatureType.Ngen, genVals[1]);
}
else
{
if (spec.Contains("MASC") || !pNounNoMorph.Matcher(spec).Find())
{
features.AddFeature(MorphoFeatureSpecification.MorphoFeatureType.Ngen, genVals[0]);
}
}
}
// WSGDEBUG -- Number for nominals only
if (IsActive(MorphoFeatureSpecification.MorphoFeatureType.Nnum))
{
if (spec.Contains("DU"))
{
features.AddFeature(MorphoFeatureSpecification.MorphoFeatureType.Nnum, numVals[1]);
}
else
{
if (spec.Contains("PL"))
{
features.AddFeature(MorphoFeatureSpecification.MorphoFeatureType.Nnum, numVals[2]);
}
else
{
if (!pNounNoMorph.Matcher(spec).Find())
{
// (spec.contains("SG"))
features.AddFeature(MorphoFeatureSpecification.MorphoFeatureType.Nnum, numVals[0]);
}
}
}
}
//Definiteness
if (IsActive(MorphoFeatureSpecification.MorphoFeatureType.Def))
{
if (spec.Contains("DET"))
{
features.AddFeature(MorphoFeatureSpecification.MorphoFeatureType.Def, defVals[1]);
}
else
{
if (!pNounNoMorph.Matcher(spec).Find())
{
features.AddFeature(MorphoFeatureSpecification.MorphoFeatureType.Def, defVals[0]);
}
}
}
// Proper nouns (probably a stupid feature)
if (IsActive(MorphoFeatureSpecification.MorphoFeatureType.Prop))
{
if (spec.Contains("PROP"))
{
features.AddFeature(MorphoFeatureSpecification.MorphoFeatureType.Prop, string.Empty);
}
}
}
else
{
if (spec.Contains("PRON") || (spec.Contains("VSUFF_DO") && !pVerbMood.Matcher(spec).Find()))
{
if (spec.Contains("DEM_PRON"))
{
features.AddFeature(MorphoFeatureSpecification.MorphoFeatureType.Def, defVals[0]);
Matcher m = pDemPronounFeatures.Matcher(spec);
if (m.Find())
{
spec = m.Group(1);
ProcessInflectionalFeaturesHelper(features, spec);
}
}
else
{
ProcessInflectionalFeatures(features, spec);
}
}
else
{
// Verbs (marked for tense)
if (pVerbTenseMarker.Matcher(spec).Find())
{
// Tense feature
if (IsActive(MorphoFeatureSpecification.MorphoFeatureType.Tense))
{
if (spec.Contains("PV"))
{
features.AddFeature(MorphoFeatureSpecification.MorphoFeatureType.Tense, tenseVals[0]);
}
else
{
if (spec.Contains("IV"))
{
features.AddFeature(MorphoFeatureSpecification.MorphoFeatureType.Tense, tenseVals[1]);
}
else
{
if (spec.Contains("CV"))
{
features.AddFeature(MorphoFeatureSpecification.MorphoFeatureType.Tense, tenseVals[2]);
}
}
}
}
// Inflectional features
ProcessInflectionalFeatures(features, spec);
if (IsActive(MorphoFeatureSpecification.MorphoFeatureType.Mood))
{
Matcher moodMatcher = pMood.Matcher(spec);
if (moodMatcher.Find())
{
string moodStr = moodMatcher.Group(1);
switch (moodStr)
{
case "I":
{
features.AddFeature(MorphoFeatureSpecification.MorphoFeatureType.Mood, moodVals[0]);
break;
}
case "S":
{
features.AddFeature(MorphoFeatureSpecification.MorphoFeatureType.Mood, moodVals[1]);
break;
}
case "J":
{
features.AddFeature(MorphoFeatureSpecification.MorphoFeatureType.Mood, moodVals[2]);
break;
}
}
}
}
if (IsActive(MorphoFeatureSpecification.MorphoFeatureType.Voice))
{
if (spec.Contains("PASS"))
{
features.AddFeature(MorphoFeatureSpecification.MorphoFeatureType.Voice, voiceVals[1]);
}
else
{
features.AddFeature(MorphoFeatureSpecification.MorphoFeatureType.Voice, voiceVals[0]);
}
}
}
}
}
return(features);
}
