1 files changed, 86 insertions, 0 deletions
diff --git a/src/kvilib/ext/kvi_miscutils.cpp b/src/kvilib/ext/kvi_miscutils.cpp
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+++ b/src/kvilib/ext/kvi_miscutils.cpp
@@ -0,0 +1,86 @@
+//=============================================================================
+//
+//   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 <qstringlist.h>
+
+namespace KviMiscUtils
+{
+	int compareVersions(const QString &szVersion1,const QString &szVersion2)
+	{
+#ifdef COMPILE_USE_QT4
+		QStringList sl1 = szVersion1.split(".");
+		QStringList sl2 = szVersion2.split(".");
+#else
+		QStringList sl1 = QStringList::split(".",szVersion1);
+		QStringList sl2 = QStringList::split(".",szVersion2);
+#endif
+	
+		QStringList::Iterator it1 = sl1.begin();
+		QStringList::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 QString &szVersion)
+	{
+#ifdef COMPILE_USE_QT4
+		QStringList sl = szVersion.split(".");
+#else
+		QStringList sl = QStringList::split(".",szVersion);
+#endif
+		if(sl.isEmpty())return false;
+		// must all be numbers
+		for(QStringList::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;
+	}
+
+};