/// <summary>
/// Попробовать восстановить последовательность, обрамляемую кавычками или скобками. Поддерживается
/// вложенность, возможность отсутствия закрывающего элемента и др.
/// </summary>
/// <param name="t">начальный токен</param>
/// <param name="attrs">параметры выделения</param>
/// <param name="maxTokens">максимально токенов (вдруг забыли закрывающую кавычку)</param>
/// <return>метатокен BracketSequenceToken</return>
public static BracketSequenceToken TryParse(Pullenti.Ner.Token t, BracketParseAttr attrs = BracketParseAttr.No, int maxTokens = 100)
{
Pullenti.Ner.Token t0 = t;
int cou = 0;
if (!CanBeStartOfSequence(t0, false, false))
{
return(null);
}
List <Bracket> brList = new List <Bracket>();
brList.Add(new Bracket(t0));
cou = 0;
int crlf = 0;
Pullenti.Ner.Token last = null;
int lev = 1;
bool isAssim = brList[0].Char != '«' && m_AssymOPenChars.IndexOf(brList[0].Char) >= 0;
bool genCase = false;
for (t = t0.Next; t != null; t = t.Next)
{
if (t.IsTableControlChar)
{
break;
}
last = t;
if (t.IsCharOf(m_OpenChars) || t.IsCharOf(m_CloseChars))
{
if (t.IsNewlineBefore && ((attrs & BracketParseAttr.CanBeManyLines)) == BracketParseAttr.No)
{
if (t.WhitespacesBeforeCount > 10 || CanBeStartOfSequence(t, false, false))
{
if (t.IsChar('(') && !t0.IsChar('('))
{
}
else
{
last = t.Previous;
break;
}
}
}
Bracket bb = new Bracket(t);
brList.Add(bb);
if (brList.Count > 20)
{
break;
}
if ((brList.Count == 3 && brList[1].CanBeOpen && bb.CanBeClose) && MustBeCloseChar(bb.Char, brList[1].Char) && MustBeCloseChar(bb.Char, brList[0].Char))
{
bool ok = false;
for (Pullenti.Ner.Token tt = t.Next; tt != null; tt = tt.Next)
{
if (tt.IsNewlineBefore)
{
break;
}
if (tt.IsChar(','))
{
break;
}
if (tt.IsChar('.'))
{
for (tt = tt.Next; tt != null; tt = tt.Next)
{
if (tt.IsNewlineBefore)
{
break;
}
else if (tt.IsCharOf(m_OpenChars) || tt.IsCharOf(m_CloseChars))
{
Bracket bb2 = new Bracket(tt);
if (BracketHelper.CanBeEndOfSequence(tt, false, null, false) && CanBeCloseChar(bb2.Char, brList[0].Char))
{
ok = true;
}
break;
}
}
break;
}
if (t.IsCharOf(m_OpenChars) || t.IsCharOf(m_CloseChars))
{
ok = true;
break;
}
}
if (!ok)
{
break;
}
}
if (isAssim)
{
if (bb.CanBeOpen && !bb.CanBeClose && bb.Char == brList[0].Char)
{
lev++;
}
else if (bb.CanBeClose && !bb.CanBeOpen && m_OpenChars.IndexOf(brList[0].Char) == m_CloseChars.IndexOf(bb.Char))
{
lev--;
if (lev == 0)
{
break;
}
}
}
}
else
{
if ((++cou) > maxTokens)
{
break;
}
if (((attrs & BracketParseAttr.CanContainsVerbs)) == BracketParseAttr.No)
{
if (t.Morph.Language.IsCyrillic)
{
if (t.GetMorphClassInDictionary() == Pullenti.Morph.MorphClass.Verb)
{
if (!t.Morph.Class.IsAdjective && !t.Morph.ContainsAttr("страд.з.", null))
{
if (t.Chars.IsAllLower)
{
string norm = t.GetNormalCaseText(null, Pullenti.Morph.MorphNumber.Undefined, Pullenti.Morph.MorphGender.Undefined, false);
if (!Pullenti.Morph.LanguageHelper.EndsWith(norm, "СЯ"))
{
if (brList.Count > 1)
{
break;
}
if (brList[0].Char != '(')
{
break;
}
}
}
}
}
}
else if (t.Morph.Language.IsEn)
{
if (t.Morph.Class == Pullenti.Morph.MorphClass.Verb && t.Chars.IsAllLower)
{
break;
}
}
Pullenti.Ner.Referent r = t.GetReferent();
if (r != null && r.TypeName == "ADDRESS")
{
if (!t0.IsChar('('))
{
break;
}
}
}
}
if (((attrs & BracketParseAttr.CanBeManyLines)) != BracketParseAttr.No)
{
if (t.IsNewlineBefore)
{
if (t.NewlinesBeforeCount > 1)
{
break;
}
crlf++;
}
continue;
}
if (t.IsNewlineBefore)
{
if (t.WhitespacesBeforeCount > 15)
{
last = t.Previous;
break;
}
crlf++;
if (!t.Chars.IsAllLower)
{
if (MiscHelper.CanBeStartOfSentence(t))
{
bool has = false;
for (Pullenti.Ner.Token tt = t.Next; tt != null; tt = tt.Next)
{
if (tt.IsNewlineBefore)
{
break;
}
else if (tt.LengthChar == 1 && tt.IsCharOf(m_OpenChars) && tt.IsWhitespaceBefore)
{
break;
}
else if (tt.LengthChar == 1 && tt.IsCharOf(m_CloseChars) && !tt.IsWhitespaceBefore)
{
has = true;
break;
}
}
if (!has)
{
last = t.Previous;
break;
}
}
}
if ((t.Previous is Pullenti.Ner.MetaToken) && CanBeEndOfSequence((t.Previous as Pullenti.Ner.MetaToken).EndToken, false, null, false))
{
last = t.Previous;
break;
}
}
if (crlf > 1)
{
if (brList.Count > 1)
{
break;
}
if (crlf > 10)
{
break;
}
}
if (t.IsChar(';') && t.IsNewlineAfter)
{
break;
}
NounPhraseToken npt = NounPhraseHelper.TryParse(t, NounPhraseParseAttr.No, 0, null);
if (npt != null)
{
if (t.IsNewlineBefore)
{
genCase = npt.Morph.Case.IsGenitive;
}
last = (t = npt.EndToken);
}
}
if ((brList.Count == 1 && brList[0].CanBeOpen && (last is Pullenti.Ner.MetaToken)) && last.IsNewlineAfter)
{
if (BracketHelper.CanBeEndOfSequence((last as Pullenti.Ner.MetaToken).EndToken, false, null, false))
{
return(new BracketSequenceToken(t0, last));
}
}
if ((brList.Count == 1 && brList[0].CanBeOpen && genCase) && last.IsNewlineAfter && crlf <= 2)
{
return(new BracketSequenceToken(t0, last));
}
if (brList.Count < 1)
{
return(null);
}
for (int i = 1; i < (brList.Count - 1); i++)
{
if (brList[i].Char == '<' && brList[i + 1].Char == '>')
{
brList[i].CanBeOpen = true;
brList[i + 1].CanBeClose = true;
}
}
List <BracketSequenceToken> internals = null;
while (brList.Count > 3)
{
int i = brList.Count - 1;
if ((brList[i].CanBeClose && brList[i - 1].CanBeOpen && !CanBeCloseChar(brList[i].Char, brList[0].Char)) && CanBeCloseChar(brList[i].Char, brList[i - 1].Char))
{
brList.RemoveRange(brList.Count - 2, 2);
continue;
}
break;
}
while (brList.Count >= 4)
{
bool changed = false;
for (int i = 1; i < (brList.Count - 2); i++)
{
if ((brList[i].CanBeOpen && !brList[i].CanBeClose && brList[i + 1].CanBeClose) && !brList[i + 1].CanBeOpen)
{
bool ok = false;
if (MustBeCloseChar(brList[i + 1].Char, brList[i].Char) || brList[i].Char != brList[0].Char)
{
ok = true;
if ((i == 1 && ((i + 2) < brList.Count) && brList[i + 2].Char == ')') && brList[i + 1].Char != ')' && CanBeCloseChar(brList[i + 1].Char, brList[i - 1].Char))
{
brList[i + 2] = brList[i + 1];
}
}
else if (i > 1 && ((i + 2) < brList.Count) && MustBeCloseChar(brList[i + 2].Char, brList[i - 1].Char))
{
ok = true;
}
if (ok)
{
if (internals == null)
{
internals = new List <BracketSequenceToken>();
}
internals.Add(new BracketSequenceToken(brList[i].Source, brList[i + 1].Source));
brList.RemoveRange(i, 2);
changed = true;
break;
}
}
}
if (!changed)
{
break;
}
}
BracketSequenceToken res = null;
if ((brList.Count >= 4 && brList[1].CanBeOpen && brList[2].CanBeClose) && brList[3].CanBeClose && !brList[3].CanBeOpen)
{
if (CanBeCloseChar(brList[3].Char, brList[0].Char))
{
res = new BracketSequenceToken(brList[0].Source, brList[3].Source);
if (brList[0].Source.Next != brList[1].Source || brList[2].Source.Next != brList[3].Source)
{
res.Internal.Add(new BracketSequenceToken(brList[1].Source, brList[2].Source));
}
if (internals != null)
{
res.Internal.AddRange(internals);
}
}
}
if ((res == null && brList.Count >= 3 && brList[2].CanBeClose) && !brList[2].CanBeOpen)
{
if (((attrs & BracketParseAttr.NearCloseBracket)) != BracketParseAttr.No)
{
if (CanBeCloseChar(brList[1].Char, brList[0].Char))
{
return(new BracketSequenceToken(brList[0].Source, brList[1].Source));
}
}
bool ok = true;
if (CanBeCloseChar(brList[2].Char, brList[0].Char) && CanBeCloseChar(brList[1].Char, brList[0].Char) && brList[1].CanBeClose)
{
for (t = brList[1].Source; t != brList[2].Source && t != null; t = t.Next)
{
if (t.IsNewlineBefore)
{
ok = false;
break;
}
if (t.Chars.IsLetter && t.Chars.IsAllLower)
{
ok = false;
break;
}
NounPhraseToken npt = NounPhraseHelper.TryParse(t, NounPhraseParseAttr.No, 0, null);
if (npt != null)
{
t = npt.EndToken;
}
}
if (ok)
{
for (t = brList[0].Source.Next; t != brList[1].Source && t != null; t = t.Next)
{
if (t.IsNewlineBefore)
{
return(new BracketSequenceToken(brList[0].Source, t.Previous));
}
}
}
int lev1 = 0;
for (Pullenti.Ner.Token tt = brList[0].Source.Previous; tt != null; tt = tt.Previous)
{
if (tt.IsNewlineAfter || tt.IsTableControlChar)
{
break;
}
if (!(tt is Pullenti.Ner.TextToken))
{
continue;
}
if (tt.Chars.IsLetter || tt.LengthChar > 1)
{
continue;
}
char ch = (tt as Pullenti.Ner.TextToken).Term[0];
if (CanBeCloseChar(ch, brList[0].Char))
{
lev1++;
}
else if (CanBeCloseChar(brList[1].Char, ch))
{
lev1--;
if (lev1 < 0)
{
return(new BracketSequenceToken(brList[0].Source, brList[1].Source));
}
}
}
}
if (ok && CanBeCloseChar(brList[2].Char, brList[0].Char))
{
BracketSequenceToken intern = new BracketSequenceToken(brList[1].Source, brList[2].Source);
res = new BracketSequenceToken(brList[0].Source, brList[2].Source);
res.Internal.Add(intern);
}
else if (ok && CanBeCloseChar(brList[2].Char, brList[1].Char) && brList[0].CanBeOpen)
{
if (CanBeCloseChar(brList[2].Char, brList[0].Char))
{
BracketSequenceToken intern = new BracketSequenceToken(brList[1].Source, brList[2].Source);
res = new BracketSequenceToken(brList[0].Source, brList[2].Source);
res.Internal.Add(intern);
}
else if (brList.Count == 3)
{
return(null);
}
}
}
if (res == null && brList.Count > 1 && brList[1].CanBeClose)
{
res = new BracketSequenceToken(brList[0].Source, brList[1].Source);
}
if (res == null && brList.Count > 1 && CanBeCloseChar(brList[1].Char, brList[0].Char))
{
res = new BracketSequenceToken(brList[0].Source, brList[1].Source);
}
if (res == null && brList.Count == 2 && brList[0].Char == brList[1].Char)
{
res = new BracketSequenceToken(brList[0].Source, brList[1].Source);
}
if (res != null && internals != null)
{
foreach (BracketSequenceToken i in internals)
{
if (i.BeginChar < res.EndChar)
{
res.Internal.Add(i);
}
}
}
if (res == null)
{
cou = 0;
for (Pullenti.Ner.Token tt = t0.Next; tt != null; tt = tt.Next, cou++)
{
if (tt.IsTableControlChar)
{
break;
}
if (MiscHelper.CanBeStartOfSentence(tt))
{
break;
}
if (maxTokens > 0 && cou > maxTokens)
{
break;
}
Pullenti.Ner.MetaToken mt = tt as Pullenti.Ner.MetaToken;
if (mt == null)
{
continue;
}
if (mt.EndToken is Pullenti.Ner.TextToken)
{
if ((mt.EndToken as Pullenti.Ner.TextToken).IsCharOf(m_CloseChars))
{
Bracket bb = new Bracket(mt.EndToken as Pullenti.Ner.TextToken);
if (bb.CanBeClose && CanBeCloseChar(bb.Char, brList[0].Char))
{
return(new BracketSequenceToken(t0, tt));
}
}
}
}
}
return(res);
}
public static string GetNameEx(Pullenti.Ner.Token begin, Pullenti.Ner.Token end, Pullenti.Morph.MorphClass cla, Pullenti.Morph.MorphCase mc, Pullenti.Morph.MorphGender gender = Pullenti.Morph.MorphGender.Undefined, bool ignoreBracketsAndHiphens = false, bool ignoreGeoReferent = false)
{
if (end == null || begin == null)
{
return(null);
}
if (begin.EndChar > end.BeginChar && begin != end)
{
return(null);
}
StringBuilder res = new StringBuilder();
string prefix = null;
for (Pullenti.Ner.Token t = begin; t != null && t.EndChar <= end.EndChar; t = t.Next)
{
if (res.Length > 1000)
{
break;
}
if (t.IsTableControlChar)
{
continue;
}
if (ignoreBracketsAndHiphens)
{
if (BracketHelper.IsBracket(t, false))
{
if (t == end)
{
break;
}
if (t.IsCharOf("(<["))
{
BracketSequenceToken br = BracketHelper.TryParse(t, BracketParseAttr.No, 100);
if (br != null && br.EndChar <= end.EndChar)
{
string tmp = GetNameEx(br.BeginToken.Next, br.EndToken.Previous, Pullenti.Morph.MorphClass.Undefined, Pullenti.Morph.MorphCase.Undefined, Pullenti.Morph.MorphGender.Undefined, ignoreBracketsAndHiphens, false);
if (tmp != null)
{
if ((br.EndChar == end.EndChar && br.BeginToken.Next == br.EndToken.Previous && !br.BeginToken.Next.Chars.IsLetter) && !(br.BeginToken.Next is Pullenti.Ner.ReferentToken))
{
}
else
{
res.AppendFormat(" {0}{1}{2}", t.GetSourceText(), tmp, br.EndToken.GetSourceText());
}
}
t = br.EndToken;
}
}
continue;
}
if (t.IsHiphen)
{
if (t == end)
{
break;
}
else if (t.IsWhitespaceBefore || t.IsWhitespaceAfter)
{
continue;
}
}
}
Pullenti.Ner.TextToken tt = t as Pullenti.Ner.TextToken;
if (tt != null)
{
if (!ignoreBracketsAndHiphens)
{
if ((tt.Next != null && tt.Next.IsHiphen && (tt.Next.Next is Pullenti.Ner.TextToken)) && tt != end && tt.Next != end)
{
if (prefix == null)
{
prefix = tt.Term;
}
else
{
prefix = string.Format("{0}-{1}", prefix, tt.Term);
}
t = tt.Next;
if (t == end)
{
break;
}
else
{
continue;
}
}
}
string s = null;
if (cla.Value != 0 || !mc.IsUndefined || gender != Pullenti.Morph.MorphGender.Undefined)
{
foreach (Pullenti.Morph.MorphBaseInfo wff in tt.Morph.Items)
{
Pullenti.Morph.MorphWordForm wf = wff as Pullenti.Morph.MorphWordForm;
if (wf == null)
{
continue;
}
if (cla.Value != 0)
{
if (((wf.Class.Value & cla.Value)) == 0)
{
continue;
}
}
if (!mc.IsUndefined)
{
if (((wf.Case & mc)).IsUndefined)
{
continue;
}
}
if (gender != Pullenti.Morph.MorphGender.Undefined)
{
if (((wf.Gender & gender)) == Pullenti.Morph.MorphGender.Undefined)
{
continue;
}
}
if (s == null || wf.NormalCase == tt.Term)
{
s = wf.NormalCase;
}
}
if (s == null && gender != Pullenti.Morph.MorphGender.Undefined)
{
foreach (Pullenti.Morph.MorphBaseInfo wff in tt.Morph.Items)
{
Pullenti.Morph.MorphWordForm wf = wff as Pullenti.Morph.MorphWordForm;
if (wf == null)
{
continue;
}
if (cla.Value != 0)
{
if (((wf.Class.Value & cla.Value)) == 0)
{
continue;
}
}
if (!mc.IsUndefined)
{
if (((wf.Case & mc)).IsUndefined)
{
continue;
}
}
if (s == null || wf.NormalCase == tt.Term)
{
s = wf.NormalCase;
}
}
}
}
if (s == null)
{
s = tt.Term;
if (tt.Chars.IsLastLower && tt.LengthChar > 2)
{
s = tt.GetSourceText();
for (int i = s.Length - 1; i >= 0; i--)
{
if (char.IsUpper(s[i]))
{
s = s.Substring(0, i + 1);
break;
}
}
}
}
if (prefix != null)
{
string delim = "-";
if (ignoreBracketsAndHiphens)
{
delim = " ";
}
s = string.Format("{0}{1}{2}", prefix, delim, s);
}
prefix = null;
if (res.Length > 0 && s.Length > 0)
{
if (char.IsLetterOrDigit(s[0]))
{
char ch0 = res[res.Length - 1];
if (ch0 == '-')
{
}
else
{
res.Append(' ');
}
}
else if (!ignoreBracketsAndHiphens && BracketHelper.CanBeStartOfSequence(tt, false, false))
{
res.Append(' ');
}
}
res.Append(s);
}
else if (t is Pullenti.Ner.NumberToken)
{
if (res.Length > 0)
{
if (!t.IsWhitespaceBefore && res[res.Length - 1] == '-')
{
}
else
{
res.Append(' ');
}
}
Pullenti.Ner.NumberToken nt = t as Pullenti.Ner.NumberToken;
if ((t.Morph.Class.IsAdjective && nt.Typ == Pullenti.Ner.NumberSpellingType.Words && nt.BeginToken == nt.EndToken) && (nt.BeginToken is Pullenti.Ner.TextToken))
{
res.Append((nt.BeginToken as Pullenti.Ner.TextToken).Term);
}
else
{
res.Append(nt.Value);
}
}
else if (t is Pullenti.Ner.MetaToken)
{
if ((ignoreGeoReferent && t != begin && t.GetReferent() != null) && t.GetReferent().TypeName == "GEO")
{
continue;
}
string s = GetNameEx((t as Pullenti.Ner.MetaToken).BeginToken, (t as Pullenti.Ner.MetaToken).EndToken, cla, mc, gender, ignoreBracketsAndHiphens, ignoreGeoReferent);
if (!string.IsNullOrEmpty(s))
{
if (res.Length > 0)
{
if (!t.IsWhitespaceBefore && res[res.Length - 1] == '-')
{
}
else
{
res.Append(' ');
}
}
res.Append(s);
}
}
if (t == end)
{
break;
}
}
if (res.Length == 0)
{
return(null);
}
return(res.ToString());
}