// KDate.cpp : implementation file
//

#include "stdafx.h"
#include "KDate.h"
//#include "KBEditors.h"

CKDate::CKDate(CString str1)
{
	str = str1;
}
 

CKDate::~CKDate()
{
 
}

BOOL CKDate::s0()
{
	return s1(0);
}

BOOL CKDate::s1(int pos)
{
	return (str[pos]=='(' && pos < str.GetLength()&&(s4(pos+1) || s2(pos+1)));
}

BOOL CKDate::s2(int pos)
{
	return (IsNumber(str[pos]) && pos < str.GetLength() &&(s2(pos+1) || s3(pos+1)));
}

BOOL CKDate::s3(int pos)
{
	return ((str[pos]=='+'||str[pos]=='-') && pos < str.GetLength() && s4(pos+1) );
}

BOOL CKDate::s4(int pos)
{
	return (str[pos]=='#' && pos < str.GetLength()&& s5(pos+1) );
}

BOOL CKDate::s5(int pos)
{
	return (IsNumber(str[pos]) && pos < str.GetLength()&& (s6(pos+1)||s7(pos+1)) );
}

BOOL CKDate::s6(int pos)
{
	return (IsNumber(str[pos]) &&pos < str.GetLength()&& s7(pos+1) );
}

BOOL CKDate::s7(int pos)
{
	return (str[pos]=='/' &&pos < str.GetLength()&& s8(pos+1) );
}

BOOL CKDate::s8(int pos)
{
	return (IsNumber(str[pos]) &&pos < str.GetLength()&& (s9(pos+1)||s10(pos+1)) );
}

BOOL CKDate::s9(int pos)
{
	return (IsNumber(str[pos]) &&pos < str.GetLength()&& s10(pos+1));
}

BOOL CKDate::s10(int pos)
{
	return (str[pos]=='/' && pos < str.GetLength() && s11(pos+1) );
}

BOOL CKDate::s11(int pos)
{
	return (IsNumber(str[pos]) &&pos < str.GetLength()&& s12(pos+1));
}

BOOL CKDate::s12(int pos)
{
	return (IsNumber(str[pos]) && pos < str.GetLength()&& (s13(pos+1)||s15(pos+1)));
}

BOOL CKDate::s13(int pos)
{
	return (IsNumber(str[pos]) &&pos < str.GetLength()&& s14(pos+1));
}

BOOL CKDate::s14(int pos)
{
	return (IsNumber(str[pos]) &&pos < str.GetLength()&& s15(pos+1));
}

BOOL CKDate::s15(int pos)
{
	if (str[0] != '(')
		return(str[0] == '#'||IsNumber(str[0]));
	else
		return(str[pos]=='#' && pos < str.GetLength()&&(s16(pos+1)||s17(pos+1)));

}

BOOL CKDate::s16(int pos)
{
	return (str[pos]== ')');
}

BOOL CKDate::s17(int pos)
{
	return ((str[pos]=='+'||str[pos]=='-') && pos < str.GetLength()&& s18(pos+1) );
}

BOOL CKDate::s18(int pos)
{
	return (IsNumber(str[pos]) &&pos < str.GetLength()&& (s18(pos+1)||s16(pos+1)));
}

BOOL CKDate::IsNumber(char a)
{
	return (a =='0' ||a =='1' ||a =='2' ||a =='3' ||a =='4' ||a =='5' ||a =='6' ||a =='7' ||a =='8' ||a =='9');
}