inline Node2D* Eval2D(std::string & s){
std::string T;
if(isdigit(s[0])){
T=GetNumber(s);
if(s.size()>0){
if(IsOp(s[0])){
char Op=s[0];
s.erase(s.begin());
return new OperatorNode2D(T,s,Op);
}
}
else return new Leaf2D(T);
}
else if(s[0]=='x'||s[0]=='y'){
if(s.size()==1) return new Leaf2D(s);
else{
T+=s[0];
s.erase(s.begin());
char Op=s[0];
s.erase(s.begin());
return new OperatorNode2D(T,s,Op);
}
}
else if(IsFunc(s[0])){
T=GetFunc(s);
if(OnlyFunc(T+s)){return new FunctionNode2D(T);}
else{
char op=s[0];
s.erase(s.begin());
return new OperatorNode2D(T,s,op);
}
}
if(OnlyParenth(s)){
s.erase(s.begin());
s.pop_back();
return Eval2D(s);
}
T=GetParenth(s);
char op=s[0];
s.erase(s.begin());
return new OperatorNode2D(T,s,op);
}
TokenTypes CMathParser::NextToken()//{ Gets the next Token from the Input stream }
{
CSPString NumString;// : String[80];
WORD TLen, NumLen; //, FormLen, Place;
// int Check ;//: Integer;
char Ch;//, FirstChar;
BOOL Decimal ;
TokenTypes ResultNextToken;
while ((Position < FInput.GetLength()) && (FInput.GetAt(Position) == ' '))
Position++;
TokenLen = Position;
if (Position >= FInput.GetLength())
{
ResultNextToken = EOL;
TokenLen = 0;
return ResultNextToken;
}
FInput.MakeUpper();
Ch = FInput.GetAt(Position);
if (Ch== '!')
{
ResultNextToken = ERR;
TokenLen = 0;
return ResultNextToken ;
}
if((Ch >= '0' && Ch <= '9') || Ch == '.')// if Ch in ['0'..'9', '.'] then
{
NumString = "";
TLen = Position;
Decimal = FALSE;
while ((TLen < FInput.GetLength()) &&
((FInput.GetAt(TLen) >= '0' && FInput.GetAt(TLen) <= '9' ) ||
((FInput.GetAt(TLen) == '.') && (!Decimal))))
{
NumString = NumString + FInput.GetAt(TLen);
if (Ch == '.')// then
Decimal = TRUE;
TLen++;//Inc(TLen);
}
if ((TLen == 2) && (Ch == '.'))// then
{
ResultNextToken = BAD;
TokenLen = 0;
return ResultNextToken ;
}
if ((TLen < FInput.GetLength()) && ((FInput.GetAt(TLen)) == 'E'))// then
{
NumString = NumString + 'E';
TLen++;
if( FInput.GetAt(TLen) == '+' || FInput.GetAt(TLen) == '-')// in ['+', '-'] then
{
NumString.SetAt(TLen, FInput.GetAt(TLen));//= NumString + FInput[TLen];
TLen++;
}
NumLen = 1;
while ((TLen < FInput.GetLength()) && (FInput.GetAt(TLen) >= '0' && FInput.GetAt(TLen) <= '9') &&
(NumLen <= MP_MaxExpLen))
{
NumString = NumString + FInput.GetAt(TLen);
NumLen++;//Inc(NumLen);
TLen++;//Inc(TLen);
}
}
if (NumString[0] == '.')// then
NumString = '0' + NumString;
CurrToken.Value = atof(NumString);
//Val(NumString, CurrToken.Value, Check);
/*//if (Check != 0 )
{// begin
ErrorCode = MP_ErrMath;
ErrorCode = ErrInvalidNum;
Position += Pred(Check);
//Inc(Position, Pred(Check));
}// end { if }
else*/
{// begin
ResultNextToken = NUM;
Position += NumString.GetLength();
//Inc(Position, System.Length(NumString));
TokenLen = Position - TokenLen;
}// end; { else }
return ResultNextToken;
}//end { if }
else if ((Ch>='a' && Ch <= 'z')
|| (Ch>='A' && Ch <= 'Z'))//in Letters then
{// begin
if (IsFunc("ABS") ||
IsFunc("ATAN") ||
IsFunc("COS") ||
IsFunc("EXP") ||
IsFunc("LN") ||
IsFunc("ROUND") ||
IsFunc("SIN") ||
IsFunc("SQRT") ||
IsFunc("SQR") ||
IsFunc("TRUNC")||
IsFunc("NOT")||// then//EXPAND
IsFunc("BOOL")||
IsFunc("SGN")
)
{
ResultNextToken = FUNC;
TokenLen = Position - TokenLen;
return ResultNextToken ;
}
if (IsFunc("MOD"))
{
ResultNextToken = MODU;
TokenLen = Position - TokenLen;
return ResultNextToken ;
}
if (IsVar(CurrToken.Value))
{
ResultNextToken = NUM;
TokenLen = Position - TokenLen;
return ResultNextToken;
}
else
{
ResultNextToken = BAD;
TokenLen = 0;
return ResultNextToken ;
}
}
else
{// begin
switch(Ch)
{
case '+' : ResultNextToken = PLUS; break;
case '-' : ResultNextToken = MINUS; break;
case '*' : ResultNextToken = TIMES; break;
case '/' : ResultNextToken = DIVIDE; break;
case '^' : ResultNextToken = EXPO; break;
case '(' : ResultNextToken = OPAREN; break;
case ')' : ResultNextToken = CPAREN; break;
default:
ResultNextToken = BAD;
TokenLen = 0;
return ResultNextToken ;
}//end; { case }
Position++;
TokenLen = Position - TokenLen;
return ResultNextToken ;
}//end; { else if }
}//end; { NextToken }
//-----------------------------------------------------------------------------
// return values: 0 - OK, 1 - wrong arguments, 2 - wrong command, 3 - string too long, 4 -- unclosed string
int mglParser::Parse(mglGraph *gr, std::wstring str, long pos)
{
if(Stop || gr->NeedStop()) return 0;
curGr = gr->Self();
std::wstring arg[1024];
str=mgl_trim_ws(str);
long n,k=0,m=0,mm=0,res;
// try parse ':' -- several commands in line
for(n=0;n<long(str.length());n++)
{
if(str[n]=='\'' && (n==0 || str[n-1]!='\\')) k++;
if(k%2) continue;
if(str[n]=='(') m++; if(str[n]==')') m--;
if(str[n]=='{') mm++; if(str[n]=='}') mm--;
if(str[n]=='#') break;
if((str[n]==':' || str[n]=='\n') && k%2==0 && m==0 && mm==0)
{
res=Parse(gr,str.substr(0,n),pos);
if(!res) res=Parse(gr,str.substr(n+1),pos);
return res;
}
}
if(k%2 || m || mm) return 4; // strings is not closed
// define parameters or start cycle
res = ParseDef(str); if(res) return res-1;
// parse arguments (parameters $1, ..., $9)
PutArg(str,false); str=mgl_trim_ws(str);
std::wstring opt;
for(k=0;k<1024;k++) // parse string to substrings (by spaces)
{
n = mglFindArg(str);
if(n<1) // this is option
{
if(str[-n]==';') opt = str.substr(-n+1);
if(n<0) str = str.substr(0,-n);
break;
}
arg[k] = str.substr(0,n);
str = mgl_trim_ws(str.substr(n+1));
}
// try to find last argument
if(str[0]!=0 && str[0]!='#' && str[0]!=';') { arg[k] = str; k++; }
if(k<1) n =0;
else
{
// fill arguments by its values
mglArg *a = new mglArg[k];
FillArg(gr, k, arg, a);
// execute first special (program-flow-control) commands
if(!skip() && !arg[0].compare(L"stop"))
{ Stop = true; delete []a; return 0; }
if(!arg[0].compare(L"func"))
{ Stop = true; delete []a; return 0; }
n = FlowExec(gr, arg[0].c_str(),k-1,a);
if(n) { delete []a; return n-1; }
if(skip()) { delete []a; return 0; }
if(!arg[0].compare(L"load"))
{
int n = a[0].type==1?0:1;
a[0].s.assign(a[0].w.begin(),a[0].w.end());
if(!n) mgl_parser_load(this,a[0].s.c_str());
delete []a; return n;
}
if(!arg[0].compare(L"define"))
{
if(k==3)
{
DeleteVar(arg[1].c_str()); // force to delete variable with the same name
mglNum *v=AddNum(arg[1].c_str());
if(arg[2][0]=='!') // complex number is added
{ HADT dd = mglFormulaCalcC(arg[2].substr(1),this, DataList);
v->d=NAN; v->c = dd->a[0]; delete dd; }
else
{ HMDT dd = mglFormulaCalc(arg[2],this, DataList);
v->c = v->d = dd->a[0]; delete dd; }
}
delete []a; return k==3?0:1;
}
if(!arg[0].compare(L"rkstep"))
{
int res=1;
if(k>2 && a[0].type==1 && a[1].type==1)
{
std::wstring a1 = arg[1], a2=arg[2]; res = 0;
if(a1[0]=='\'') a1 = a1.substr(1,a1.length()-2);
if(a2[0]=='\'') a2 = a2.substr(1,a2.length()-2);
mgl_rk_step_w(this, a1.c_str(), a2.c_str(), (k>=3 && a[2].type==2)?a[2].v:1);
}
delete []a; return res;
}
if(!arg[0].compare(L"call"))
{
n = 1;
if(a[0].type==1)
{
int na=0;
a[0].s.assign(a[0].w.begin(),a[0].w.end());
n=-IsFunc(a[0].w.c_str(),&na);
if(n && k!=na+2)
{
char buf[64];
snprintf(buf,64,"Bad arguments for %ls: %ld instead of %d\n", a[0].w.c_str(),k-2,na);
buf[63]=0; gr->SetWarn(-1,buf); n = 1;
}
else if(n)
{
mglFnStack fn; fn.pos = pos;
for(int i=0;i<10;i++) { fn.par[i] = par[i]; par[i]=L""; }
for(int i=1;i<k-1;i++) AddParam(i,arg[i+1].c_str());
fn_stack.push_back(fn); n--;
}
else if(AllowFileIO) // disable external scripts if AllowFileIO=false
{
FILE *fp = fopen(a[0].s.c_str(),"rt");
if(fp)
{
register int i;
mglParser *prs = new mglParser(AllowSetSize);
prs->DataList.swap(DataList); prs->NumList.swap(NumList); prs->Cmd=Cmd;
for(i=10;i<30;i++) prs->AddParam(i,par[i].c_str());
prs->Execute(gr,fp);
for(i=10;i<30;i++) AddParam(i,prs->par[i].c_str());
DataList.swap(prs->DataList); NumList.swap(prs->NumList);
prs->Cmd=0; delete prs; fclose(fp);
}
else n=1;
}
}
delete []a; return n;
}
if(!arg[0].compare(L"for"))
{
n = 1;
char ch = arg[1][0];
int r = ch-'0';
if(ch>='a' && ch<='z') r = 10+ch-'a';
// int r = int(a[0].v);
if(arg[1][1]==0 && (r>=0 && r<40))
{
if(a[1].type==0)
{
n=0; fval[r] = *(a[1].d);
fval[r].nx *= fval[r].ny*fval[r].nz;
}
else if(a[1].type==2 && a[2].type==2 && a[2].v>a[1].v)
{
mreal step = a[3].type==2?a[3].v:1;
mm = int(step>0 ? (a[2].v-a[1].v)/step : 0);
if(mm>0)
{
n=0; fval[r].Create(mm+1);
for(int ii=0;ii<mm+1;ii++)
fval[r].a[ii] = a[1].v + step*ii;
}
}
if(n==0)
{
for(int i=39;i>0;i--)
{ for_stack[i]=for_stack[i-1]; if_for[i]=if_for[i-1]; }
for_stack[0] = r+1; fval[r].nz = pos; if_for[0]=if_pos;
wchar_t buf[32]; mglprintf(buf,32,L"%g",fval[r].a[0]);
AddParam(r, buf); fval[r].ny = 1;
}
}
delete []a; return n;
}
// alocate new arrays and execute the command itself
n = PreExec(gr, k, arg, a);
if(n>0) n--;
else if(!arg[0].compare(L"setsize") && !AllowSetSize) n = 2;
else n = Exec(gr, arg[0].c_str(),k-1,a, arg[1].c_str(), opt.c_str());
delete []a;
}
// delete temporary data arrays
for(size_t i=0;i<DataList.size();i++) if(DataList[i] && DataList[i]->temp)
{ mglDataA *u=DataList[i]; DataList[i]=0; delete u; }
return n;
}
void CRusSemStructure::BuildVerbLexFunctParameterForTheNodes (long SitNodeNo, long ParamNodeNo)
{
const CRusSemNode& SitNode = m_Nodes[SitNodeNo];
const CRusSemNode& ParamNode = m_Nodes[ParamNodeNo];
vector<CLexicalFunctionField>::const_iterator It = find(SitNode.m_LexFunctFields.begin(), SitNode.m_LexFunctFields.end(), ParamNode.m_Words[ParamNode.m_MainWordNo].m_Lemma);
if (It == SitNode.m_LexFunctFields.end())
{
// поищем среди эквивалентов
const CRusSemWord& W = ParamNode.m_Words[ParamNode.m_MainWordNo];
for (long j=0; j < W.m_WordEquals.size(); j++)
{
It = find(SitNode.m_LexFunctFields.begin(), SitNode.m_LexFunctFields.end(), W.m_WordEquals[j]);
if (It != SitNode.m_LexFunctFields.end()) break;
}
};
/*
параметр может быть словосочетанием
Например: IncepOper1 (ответственность) = взять_на_себя
*/
if (It == SitNode.m_LexFunctFields.end())
if (ParamNode.GetType() == CollocRoss)
{
// берем TITLЕ
string UnitStr = GetRoss(CollocRoss)->GetEntryStr(ParamNode.GetInterp()->m_UnitNo);
EngRusMakeUpper(UnitStr);
It = find(SitNode.m_LexFunctFields.begin(), SitNode.m_LexFunctFields.end(), UnitStr);
};
/*
строим LF SO.Oper типа "постановка вопроса"
*/
bool bS0 = false;
if (It == SitNode.m_LexFunctFields.end())
{
// поищем среди V0
for (long j=0; j < ParamNode.m_VerbsOfS0.size(); j++)
{
It = find(SitNode.m_LexFunctFields.begin(), SitNode.m_LexFunctFields.end(), ParamNode.m_VerbsOfS0[j]);
if (It != SitNode.m_LexFunctFields.end())
{
bS0 = true;
break;
}
}
};
if (It == SitNode.m_LexFunctFields.end()) return;
if ( !IsParameterOfVerb(It->m_LexFunct)
&& (It->m_LexFunct != "S0.Oper1")
)
return;
// если не совпало по номеру значения
if (It->m_MeanNum != -1)
if (ParamNode.GetInterp() != 0)
if ( GetRoss(ParamNode.GetInterp()->m_DictType)->GetUnitMeanNum(ParamNode.GetInterp()->m_UnitNo) != It->m_MeanNum)
return;
/*
Для Func надо проверить, что слово-ситуация имеет номинатив
*/
if (!bS0)
if (IsFunc(It->m_LexFunct))
if ( !SitNode.HasOneGrammem (rNominativ) )
return;
/*
для Оперов загружаем вторую валентность, и проверям, что
слово-ситуация подпадает под этот шаблон.
Проверку не нужно делать, если мы имеем дело с S0.Oper
Проверку не нужно делать, если мы строим межклаузную LF
например: "реформы, проведенные в прошлом году"
*/
if (!bS0)
if (ParamNode.m_ClauseNo == SitNode.m_ClauseNo)
if (IsOper(It->m_LexFunct))
{
long j=0;
for (;j < ParamNode.m_NotProhibitedValSets.size(); j++)
{
CSemPattern P;
if (ParamNode.m_NotProhibitedValSets[j].size() < 2) continue;
GetActantPattern (ParamNodeNo, ParamNode.m_NotProhibitedValSets[j][1], P);
string SyntacticRelation;
CSynRealization SyntacticRealization;
if (IsPattern (P, SitNodeNo, SyntacticRelation, SyntacticRealization) )
break;
};
if (j == ParamNode.m_NotProhibitedValSets.size())
{
if ( (It->m_Prep.m_UnitNo == ErrUnitNo)
|| !SitNode.HasThePrep(It->m_Prep.m_UnitNo)
)
return;
};
};
//ведем стрелку от слова ситуации в присвязочный глагол
string LexFunctName = It->m_LexFunct;
if (bS0) LexFunctName = "S0."+LexFunctName;
m_LexFuncts.push_back (CLexFunctRel(SitNodeNo, ParamNodeNo, LexFunctName));
};
bool IsParameterOfVerb (const string& LexFunct)
{
return IsOper(LexFunct)
|| IsFunc(LexFunct);
};
