basefileseeker.cpp

//------------------------------------------------------------------------------
// basefileseeker.cpp
//------------------------------------------------------------------------------
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library 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
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
// 02110-1301  USA
//
//------------------------------------------------------------------------------
// Copyright (C) 2013 "Zalewa" <zalewapl@gmail.com>
//------------------------------------------------------------------------------
#include "basefileseeker.h"

#include "pathfinder/filesearchpath.h"
#include <QDir>

QString BaseFileSeeker::findFile(const QString& fileName, const QList<FileSearchPath>& paths)
{
        foreach (const FileSearchPath& candidate, paths)
        {
                QString result = findFileInPath(fileName, candidate);
                if (!result.isNull())
                {
                        return result;
                }
        }
        return QString();
}

QString BaseFileSeeker::findFileInPath(const QString& fileName, const FileSearchPath& path)
{
        QString result = findFileInSpecifiedDirectory(fileName, path.path());
        if (!result.isNull())
        {
                return result;
        }

        if (path.isRecursive())
        {
                QDir dir(path.path());
                QStringList subDirs = dir.entryList(QDir::Dirs | QDir::NoDotAndDotDot);
                foreach (const QString& subDir, subDirs)
                {
                        FileSearchPath subSearchPath(dir.filePath(subDir));
                        subSearchPath.setRecursive(true);
                        QString result = findFileInPath(fileName, subSearchPath);
                        if (!result.isNull())
                        {
                                return result;
                        }
                }
        }
        return QString();
}