ResInsight/ApplicationCode/Application/Tools/RiaFilePathTools.cpp
2018-04-30 15:33:04 +02:00

131 lines
4.3 KiB
C++

/////////////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 2011- Statoil ASA
// Copyright (C) 2013- Ceetron Solutions AS
// Copyright (C) 2011-2012 Ceetron AS
//
// ResInsight 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.
//
// ResInsight 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 at <http://www.gnu.org/licenses/gpl.html>
// for more details.
//
/////////////////////////////////////////////////////////////////////////////////
#include "RiaFilePathTools.h"
#include <QDir>
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
const QChar RiaFilePathTools::SEPARATOR = '/';
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
QString RiaFilePathTools::toInternalSeparator(const QString& path)
{
QString currNativeSep = QDir::separator();
if (currNativeSep == "/")
{
// On Linux like system -> Do not convert separators
return path;
}
// On other systems (i.e. Windows) -> Convert to internal separator (/)
QString output = path;
return output.replace(QString("\\"), SEPARATOR);
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
QString& RiaFilePathTools::appendSeparatorIfNo(QString& path)
{
if (!path.endsWith(SEPARATOR))
{
path.append(SEPARATOR);
}
return path;
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
QString RiaFilePathTools::relativePath(const QString& rootDir, const QString& dir)
{
if (dir.startsWith(rootDir))
{
QString relPath = dir;
relPath.remove(0, rootDir.size());
if (relPath.startsWith(SEPARATOR)) relPath.remove(0, 1);
return appendSeparatorIfNo(relPath);
}
else
{
return dir;
}
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
bool RiaFilePathTools::equalPaths(const QString& path1, const QString& path2)
{
QString p1 = path1;
QString p2 = path2;
appendSeparatorIfNo(p1);
appendSeparatorIfNo(p2);
return p1 == p2;
}
//--------------------------------------------------------------------------------------------------
/// Own canonicalPath method since the QDir::canonicalPath seems to not work
//--------------------------------------------------------------------------------------------------
QString RiaFilePathTools::canonicalPath(const QString& path)
{
return QDir(path).absolutePath();
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
QString RiaFilePathTools::commonRootPath(const QStringList& paths)
{
if (paths.size() < 2) return "";
int i = 0;
int iDir = 0;
for(i = 0; ; i++)
{
bool isCommon = true;
QChar ch = i < paths.front().size() ? paths.front()[i] : 0;
// Remember last directory separator
if (i > 0 && (ch == '/' || ch == '\\')) iDir = i;
// Compare characters at position i
for (const QString& path : paths)
{
if (ch == 0 || path[i] != ch)
{
isCommon = false;
break;
}
}
if (!isCommon) break;
}
return paths.front().left(iDir + 1);
}