scummvm/engines/hpl1/engine/resources/ConfigFile.cpp

/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

/*
 * Copyright (C) 2006-2010 - Frictional Games
 *
 * This file is part of HPL1 Engine.
 *
 * HPL1 Engine is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * HPL1 Engine is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with HPL1 Engine.  If not, see <http://www.gnu.org/licenses/>.
 */

#include "hpl1/engine/resources/ConfigFile.h"
#include "hpl1/engine/system/String.h"
#include "hpl1/engine/system/LowLevelSystem.h"
#include "hpl1/engine/resources/FileSearcher.h"
#include "hpl1/engine/impl/tinyXML/tinyxml.h"

#include <stdio.h>

namespace hpl {

	//////////////////////////////////////////////////////////////////////////
	// CONSTRUCTORS
	//////////////////////////////////////////////////////////////////////////

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

	cConfigFile::cConfigFile(tWString asFile)
	{
		msFile = asFile;
		mpXmlDoc = hplNew( TiXmlDocument,() );
		//mpFileSearcher = apFileSearcher;
	}

	cConfigFile::~cConfigFile()
	{
		hplDelete(mpXmlDoc);
	}

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

	//////////////////////////////////////////////////////////////////////////
	// PUBLIC METHODS
	//////////////////////////////////////////////////////////////////////////

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

	bool cConfigFile::Load()
	{
		#ifdef WIN32
				FILE *pFile = _wfopen(msFile.c_str(),_W("rb"));
		#else
				FILE *pFile = fopen(cString::To8Char(msFile).c_str(),"rb");
		#endif

		bool bRet = mpXmlDoc->LoadFile(pFile);

		if(pFile) fclose(pFile);

		return bRet;
	}

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

	bool cConfigFile::Save()
	{
		#ifdef WIN32
				FILE *pFile = _wfopen(msFile.c_str(),_W("w+"));
		#else
				FILE *pFile = fopen(cString::To8Char(msFile).c_str(),"w+");
		#endif

		bool bRet = mpXmlDoc->SaveFile(pFile);

		if(pFile) fclose(pFile);

		return bRet;
	}

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

	void cConfigFile::SetString(tString asLevel, tString asName, tString asVal)
	{
		TiXmlElement *pLevelElem = mpXmlDoc->FirstChildElement(asLevel.c_str());

		if(pLevelElem==NULL){
			TiXmlElement *pNodeChild = hplNew( TiXmlElement, (asLevel.c_str()) );
			pLevelElem = static_cast<TiXmlElement*>(mpXmlDoc->InsertEndChild(*pNodeChild));
			hplDelete(pNodeChild);
		}

		pLevelElem->SetAttribute(asName.c_str(),asVal.c_str());
	}
	//-----------------------------------------------------------------------

	void cConfigFile::SetInt(tString asLevel, tString asName, int alVal)
	{
		char sBuffer[40];
		sprintf(sBuffer,"%d",alVal);

		SetString(asLevel,asName,sBuffer);
	}

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

	void cConfigFile::SetFloat(tString asLevel, tString asName, float afVal)
	{
		char sBuffer[40];
		sprintf(sBuffer,"%f",afVal);

		SetString(asLevel,asName,sBuffer);
	}

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

	void cConfigFile::SetBool(tString asLevel, tString asName, bool abVal)
	{
		SetString(asLevel,asName,abVal?"true":"false");
	}

	tString cConfigFile::GetString(tString asLevel, tString asName, tString asDefault)
	{
		const char *sVal = GetCharArray(asLevel,asName);
		if(sVal==NULL){
			return asDefault;
		}

		return sVal;
	}

	int cConfigFile::GetInt(tString asLevel, tString asName, int alDefault)
	{
		const char *sVal = GetCharArray(asLevel,asName);
		if(sVal==NULL) return alDefault;

		return cString::ToInt(sVal,alDefault);
	}

	float cConfigFile::GetFloat(tString asLevel, tString asName,float afDefault)
	{
		const char *sVal = GetCharArray(asLevel,asName);
		if(sVal==NULL) return afDefault;

		return cString::ToFloat(sVal,afDefault);
	}

	bool cConfigFile::GetBool(tString asLevel, tString asName, bool abDefault)
	{
		const char *sVal = GetCharArray(asLevel,asName);
		if(sVal==NULL) return abDefault;

		return cString::ToBool(sVal,abDefault);
	}

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

	//////////////////////////////////////////////////////////////////////////
	// PRIVATE METHODS
	//////////////////////////////////////////////////////////////////////////

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

	const char* cConfigFile::GetCharArray(tString asLevel, tString asName)
	{
		TiXmlElement *pLevelElem = mpXmlDoc->FirstChildElement(asLevel.c_str());
		if(pLevelElem==NULL){
			return NULL;
		}

		return pLevelElem->Attribute(asName.c_str());
	}

	//-----------------------------------------------------------------------
}