private void ParseToken(ParseElementCollection parent, string sToken, string pronunciation, string display, float reqConfidence)
{
int requiredConfidence = parent?._confidence ?? 0;
sToken = Backend.NormalizeTokenWhiteSpace(sToken);
if (string.IsNullOrEmpty(sToken))
{
return;
}
parent._confidence = 0;
if (reqConfidence < 0f || reqConfidence.Equals(0.5f))
{
parent._confidence = 0;
}
else if ((double)reqConfidence < 0.5)
{
parent._confidence = -1;
}
else
{
parent._confidence = 1;
}
if (pronunciation != null || display != null)
{
string text = EscapeToken(sToken);
string text2 = (display == null) ? text : EscapeToken(display);
if (pronunciation != null)
{
OneOf oneOf = (pronunciation.IndexOf(';') >= 0) ? new OneOf(parent._rule, _backend) : null;
int num = 0;
int num2 = 0;
while (num < pronunciation.Length)
{
num2 = pronunciation.IndexOf(';', num);
if (num2 == -1)
{
num2 = pronunciation.Length;
}
string text3 = pronunciation.Substring(num, num2 - num);
string text4 = null;
switch (_backend.Alphabet)
{
case AlphabetType.Sapi:
text4 = PhonemeConverter.ConvertPronToId(text3, _grammar.Backend.LangId);
break;
case AlphabetType.Ipa:
text4 = text3;
PhonemeConverter.ValidateUpsIds(text4);
break;
case AlphabetType.Ups:
text4 = PhonemeConverter.UpsConverter.ConvertPronToId(text3);
break;
}
string sWord = string.Format(CultureInfo.InvariantCulture, "/{0}/{1}/{2};", new object[3]
{
text2,
text,
text4
});
if (oneOf != null)
{
oneOf.AddArc(_backend.WordTransition(sWord, 1f, requiredConfidence));
}
else
{
parent.AddArc(_backend.WordTransition(sWord, 1f, requiredConfidence));
}
num = num2 + 1;
}
((IElement)oneOf)?.PostParse((IElement)parent);
}
else
{
string sWord2 = string.Format(CultureInfo.InvariantCulture, "/{0}/{1};", new object[2]
{
text2,
text
});
parent.AddArc(_backend.WordTransition(sWord2, 1f, requiredConfidence));
}
}
else
{
parent.AddArc(_backend.WordTransition(sToken, 1f, requiredConfidence));
}
}