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//=============================================================================
//
// File : kvi_miscutils.cpp
// Created on Mon 08 Jan 2007 04:07:31 by Szymon Stefanek
//
// This file is part of the KVIrc IRC Client distribution
// Copyright (C) 2007 Szymon Stefanek <pragma at kvirc dot net>
//
// 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 2
// of the License, or (at your opinion) 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, write to the Free Software Foundation,
// Inc. ,51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
//
//=============================================================================
#define __KVILIB__
#include "kvi_miscutils.h"
#include <tqstringlist.h>
namespace KviMiscUtils
{
int compareVersions(const TQString &szVersion1,const TQString &szVersion2)
{
TQStringList sl1 = TQStringList::split(".",szVersion1);
TQStringList sl2 = TQStringList::split(".",szVersion2);
TQStringList::Iterator it1 = sl1.begin();
TQStringList::Iterator it2 = sl2.begin();
while((it1 != sl1.end()) && (it2 != sl2.end()))
{
bool bOk;
int i1 = (*it1).toInt(&bOk);
if(!bOk)return 1;
int i2 = (*it2).toInt(&bOk);
if(!bOk)return -1;
if(i1 != i2)
{
// field not equal
if(i1 > i2)return -1;
else return 1;
}
it1++;
it2++;
}
// both are equal until now
if(it1 != sl1.end())return -1; // 1 has at least one field more
if(it2 != sl2.end())return 1; // 2 has at least one field more
// both are equal also in length
return 0;
}
bool isValidVersionString(const TQString &szVersion)
{
TQStringList sl = TQStringList::split(".",szVersion);
if(sl.isEmpty())return false;
// must all be numbers
for(TQStringList::Iterator it = sl.begin();it != sl.end();++it)
{
bool bOk;
int i = (*it).toInt(&bOk);
if(!bOk)return false;
if(i < 0)return false;
}
return true;
}
};
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