Subversion Repositories spk

#include "settings.h"

#include "../common/strutils.h"

#include <stdio.h>

#include <windows.h>

static Settings *g_settings;

//---------------------------------------------------------------------------------

#ifdef X2BC_USE_INI_FORMATS 

bool settings_parse_pair_const(const char *pszSectionName, Settings::conststringpair &p)

{

	return g_settings->parseConstant(pszSectionName, p);

}

//---------------------------------------------------------------------------------

bool settings_parse_pair_format(const char *pszSectionName, Settings::conststringpair &p)

{

	return g_settings->parseFormat(pszSectionName, p);

}

//---------------------------------------------------------------------------------

int CompareStatFormats(const void *a, const void *b)

{

	int ida, idb;

	ida=((Settings::StatFormat*)a)->id;

	idb=((Settings::StatFormat*)b)->id;

	return ((Settings::StatFormat*)a)->id - ((Settings::StatFormat*)b)->id;

}

#endif // defined(X2BC_USE_INI_FORMATS )

//---------------------------------------------------------------------------------

bool Settings::loadINI(const char *pszFileName)

{

	bool bRes;

	char szSectionName[50];

	g_settings=this;

	clearErrors();

	GetPrivateProfileString(L"library", L"WriteWarnings", L"off", (LPWSTR)szSectionName, sizeof(szSectionName), (LPCWSTR)pszFileName);

	m_bOutputWarnings=(_stricmp(szSectionName, "on")==0);

	GetPrivateProfileString(L"library", L"Convert", L"on", (LPWSTR)szSectionName, sizeof(szSectionName), (LPCWSTR)pszFileName);

	m_bConvert=(_stricmp(szSectionName, "on")==0);

	GetPrivateProfileString(L"library", L"FrameWarnings", L"on", (LPWSTR)szSectionName, sizeof(szSectionName), (LPCWSTR)pszFileName);

	m_bStatFormatWarnings=(_stricmp(szSectionName, "on")==0);

	GetPrivateProfileString(L"library", L"XtraPointInfo", L"on", (LPWSTR)szSectionName, sizeof(szSectionName), (LPCWSTR)pszFileName);

	m_bXtraPntInfo=(_stricmp(szSectionName, "on")==0);

	GetPrivateProfileString(L"library", L"XtraX3BobInfo", L"off", (LPWSTR)szSectionName, sizeof(szSectionName), (LPCWSTR)pszFileName);

	m_bXtraX3BobInfo=(_stricmp(szSectionName, "on")==0);

#ifdef X2BC_USE_INI_FORMATS

	size_t size;

	GetPrivateProfileString("library", "Constants", "Const", szSectionName, sizeof(szSectionName), pszFileName);

	char *pszConstants=readSection(szSectionName, pszFileName, &size);

	if(size==0){

		error(Error, E_SectionEmpty, "Section with constants '%s' not defined or empty.", szSectionName);

		bRes=false;

	}

	else

		bRes=parseLines(szSectionName, pszConstants, size, settings_parse_pair_const);

	delete[] pszConstants;

	if(bRes){

		GetPrivateProfileString("library", "Default", "Format", szSectionName, sizeof(szSectionName), pszFileName);

		char *pszFormat=readSection(szSectionName, pszFileName, &size);

		if(size==0){

			error(Error, E_SectionEmpty, "Section with frame formats '%s' not defined or empty.", szSectionName);

			bRes=false;

		}

		else

			bRes=parseLines(szSectionName, pszFormat, size, settings_parse_pair_format);

		delete[] pszFormat;

	}

#else

	bRes=true;

#endif // !defined(X2BC_USE_INI_FORMATS)

	return bRes;

}

//---------------------------------------------------------------------------------

void Settings::error(ErrorType type, ErrorCodes code, const char *format, ...)

{

	va_list ap;

	va_start(ap, format);

	ErrorMsg *e=new ErrorMsg();

	e->type=type;

	e->code=code;

	_vsnprintf(e->message, sizeof(e->message), format, ap);

	va_end(ap);

	errors.push_back(e);

}

//---------------------------------------------------------------------------------

#ifdef X2BC_USE_INI_FORMATS

char * Settings::readSection(const char *pszSection, const char *pszFileName, size_t *size)

{

	char *data;

	int _size=0, res;

	do{

		_size+=1500;

		data=new char[_size];

		if(data==NULL) break;

		res=GetPrivateProfileSection(pszSection, data, _size, pszFileName);

		if(res==_size - 2){

			delete[] data;

		}

	}

	while(res==_size - 2);

	if(size) *size=res;

	return data;

}

//---------------------------------------------------------------------------------

bool Settings::parseLines(const char *pszSectionName, char *pszData, size_t size, ParsePairCallback *callback)

{

	size_t count;

	char **lines=lineexplode(pszData, size, &count);

	bool bRes=true;

	for(size_t i=0; i < count; i++){

		char *line=lines[i];

		int j=0;

		bool bComment=false;

		char *equal, *left, *right;

		left=right=equal=0;

		while(line[j]!=0){

			switch(line[j]){

				case '=':

					line[j]=0;

					equal=line + j;

					left=line;

					break;

				case ';':

					line[j]=0;

					j--; // so the main while(...) will encouter this added 0 and terminate

					break;

			}

			j++;

		}

		if(equal){

			right=equal + 1;

			conststringpair p=parsePair(left, right);

			if(callback(pszSectionName, p)==false) {

				bRes=false;

				break; // break if parsing fails

			}

		}

		else

			error(Warning, W_LineIgnored, "Section \"%s\": line '%s' ignored.", pszSectionName, line);

	}

	delete[] lines;

	return bRes;

}

//---------------------------------------------------------------------------------

// trim white spaces from left and right

Settings::conststringpair Settings::parsePair(const char *left, const char *right)

{

	conststringpair p;

	p.left=trim((char*)left);

	p.right=trim((char*)right);

	return p;

}

//---------------------------------------------------------------------------------

bool Settings::parseConstant(const char *pszSectionName, Settings::conststringpair &p)

{

	bool res=true;

	NumberFormat *f=new NumberFormat();

	const char *pszMultiplier=0, *pszFormat=0;

	char *left, *right;

	// backup the original strings for error reporting

	size_t len=strlen(p.left);

	left=new char[len + 1];

	memcpy(left, p.left, len + 1);

	len=strlen(p.right);

	right=new char[len + 1];

	memcpy(right, p.right, len + 1);

	// the left operand (constant name)

	if(*p.left==0){

		error(ErrorType::Error, E_BadConstantDeclaration, "Section \"%s\": line: '%s = %s':\nMissing constant name.", pszSectionName, left, right);

		res=false;

	}

	else if(strlen(p.left) > 1){

		error(ErrorType::Error, E_BadConstantDeclaration, "Section \"%s\": line: '%s = %s':\nConstant name must be exactly 1 character.", pszSectionName, left, right);

		res=false;

	}

	else if(!((*p.left | 0x20) > 'a') && ((*p.left | 0x20) < 'z')){

		error(Error, E_BadConstantDeclaration, "Section \"%s\": Constant \"%c\": constant name must be a upper or lowercase character (A - Z).", pszSectionName, *p.left);

		res=false;

	}

	if(res==false){

		delete[] left; delete[] right;

		return res;

	}

	f->type=*p.left;

	// the right operand (constant multiplier and format)

	pszMultiplier=p.right;

	char *pos=strchr(p.right, ',');

	if(pos){

		*pos=0;

		pszFormat=trim(++pos);

	}	

	if(pszMultiplier==0 || *pszMultiplier==0){

		error(ErrorType::Error, E_BadConstantDeclaration, "Section \"%s\": line: '%s = %s':\nMissing constant multiplier.", pszSectionName, left, right);

		res=false;

	}

	else if(pszFormat==0 || *pszFormat==0){	

		error(ErrorType::Error, E_BadConstantDeclaration, "Section \"%s\": line: '%s = %s':\nMissing output format specifier.", pszSectionName, left, right);

		res=false;

	}

	else{

		f->multiplier=atof(pszMultiplier);

		if(f->multiplier==0){

			error(ErrorType::Warning, W_ConstantAlwaysZero, "Section \"%s\": line: '%s = %s':\nMultiplier is 0. Result will be always zero. Is this the intent?", pszSectionName, left, right);

		}

	}

	if(res==true){

		if(stricmp(pszFormat, "integer")==0)

			f->outformat=NumberFormat::Integer;

		else if(stricmp(pszFormat, "float")==0)

			f->outformat=NumberFormat::Float;

		else{

			error(ErrorType::Error, E_BadConstantDeclaration, "Section \"%s\": line: '%s = %s':\nUnknown output format '%s'.", pszSectionName, left, right, pszFormat);

			res=false;

		}

	}

	delete[] left;

	delete[] right;

	if(res)

		m_constants.push_back(f);

	return res;

}

//---------------------------------------------------------------------------------

bool Settings::parseFormat(const char *pszSectionName, conststringpair &p)

{

	bool bRes;

	switch(p.left[0]){

		case 0:

			error(ErrorType::Error, E_BadFormatDeclaration, "Section \"%s\": invalid line format: '%s = %s':\nID expected.", pszSectionName, p.left, p.right);

			bRes=false;

			break;

		case '$':

			bRes=parseStatFormat(pszSectionName, p);

			break;

		case 'N': // don't read the N constants - we use algorithm instead if INI

			bRes=true;

			break;

		default:

			error(Warning, W_LineIgnored, "Section \"%s\": ignoring line '%s = %s':\nUnknown ID type.", pszSectionName, p.left, p.right);

			bRes=true;

	}

	return bRes;

}

//---------------------------------------------------------------------------------

bool Settings::parseStatFormat(const char *pszSectionName, conststringpair &p)

{

	char *left, *right;

	bool bRes=true;

	// backup the original strings for error reporting

	size_t len=strlen(p.left);

	left=new char[len + 1];

	memcpy(left, p.left, len + 1);

	len=strlen(p.right);

	right=new char[len + 1];

	memcpy(right, p.right, len + 1);

	StatFormat *f=new StatFormat();

	if(p.left[0]==0){

		error(ErrorType::Error, E_BadFormatDeclaration, "Section \"%s\": line '%s = %s':\nMissing ID.", pszSectionName, left, right);

		bRes=false;

	}

	else{

		if(p.left[0]=='$') p.left++;

		f->id=hextoi(p.left);

	}

	if(bRes){

		char *ch=(char*)p.right;

		if(*ch!='"'){

			error(ErrorType::Error, E_BadFormatDeclaration, "Section \"%s\": line '%s = %s':\nExpected begining of string after \"%s =\".", pszSectionName, left, right, left);

			bRes=false;

		}

		else{

			ch++;

			while(*ch!=0 && *ch!='"') ch++;

			if(*ch==0){

				error(ErrorType::Error, E_BadFormatDeclaration, "Section \"%s\": line '%s = %s':\nExpected end of string after \"%s\".", pszSectionName, left, right, right);

				bRes=false;

			}

			else{

				*ch=0;

				bRes=parseFormatString(pszSectionName, f, (char*)p.right + 1);

				if(bRes) formats.push_back(f);

			}

		}

	}

	return bRes;

}

//---------------------------------------------------------------------------------

bool isnum(char c)

{

	return (c >= '0' && c <= '9');

}

//---------------------------------------------------------------------------------

bool Settings::parseFormatString(const char *pszSectionName, Settings::StatFormat *f, char *format)

{

	bool bRes=true;

	char *ch, *start;

	start=format;

	// if format begins with - a warning will be issued if such format is used in bob file

	if(*start!=0 && *start=='-') {

		start++;

		f->issueWarning=true;

	}

	// skip any spaces after the '-'

	while(*start==' ') start++;

	while(*start!=0){

		ch=start;

		if(isnum(*ch)==false){

			error(Error, E_BadFormatDeclaration, "Section \"%s\": line id $%x:\nMissing number at start of '%s'.", pszSectionName, f->id, format);

			return false;

		}

		else{

			while(isnum(*ch)) ch++;

			if(*ch==0){

				error(Error, E_BadFormatDeclaration, "Section \"%s\": line id $%x:\nMissing constant after '%s'.", pszSectionName, f->id, ch);

				return false;

			}

			else{

				StatFormat::token *t=new StatFormat::token();

				char old=*ch;

				*ch=0;

				t->count=atoi(start);

				t->type=old;

				*ch=old;

				t->numFormat=findNumberFormat(t->type);

				if(t->numFormat==0){

					error(Error, E_BadFormatDeclaration, "Section \"%s\": line id $%x:\nConstant \"%c\" not defined in '%s'.", pszSectionName, f->id, t->type, format);

					delete t;

					return false;

				}

				f->tokens.push_back(t);

				// increase the cumulative count so it's easy to tell how many numbers is needed 

				// to match the format

				f->cumulativeTokenCount+=t->count; 

				start=ch+1;

				while(*ch!=0 && isnum(*ch)==false) ch++;

				old=*ch;

				*ch=0;

				size_t size=ch-start;

				if(size){

					t->data=new char[size + 1];

					memcpy(t->data, start, size + 1);

				}

				*ch=old;

				start=ch;

			}

		}

	}

	return bRes;

}

//---------------------------------------------------------------------------------

Settings::NumberFormat * Settings::findNumberFormat(char ch)

{

	char c;

	for(NumberFormatList::iterator &it=m_constants.begin(); it!=m_constants.end(); ++it){

		c=it->type;

		if(c==ch) return *it;

	}

	return NULL;

}

//---------------------------------------------------------------------------------

#endif // defined(X2BC_USE_INI_FORMATS)