fileutils.h

//------------------------------------------------------------------------------
// fileutils.h
//------------------------------------------------------------------------------
//
// 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) 2012 "Zalewa" <zalewapl@gmail.com>
//------------------------------------------------------------------------------
#ifndef DOOMSEEKER_FILEUTILS_H
#define DOOMSEEKER_FILEUTILS_H

#include <QByteArray>
#include <QDir>
#include <QString>
#include <QStringList>

struct DirErrno
{
        static const int CUSTOM_ERROR = -1;

        QDir directory;
        int errnoNum;
        QString errnoString;

        DirErrno() : errnoNum(0) {}

        DirErrno(QDir directory, int errnoNum, QString errnoString)
                : directory(directory), errnoNum(errnoNum), errnoString(std::move(errnoString))
        {
        }

        bool isError() const
        {
                return errnoNum != 0;
        }
};

class FileUtils
{
public:
        static QByteArray md5(const QString &path);

        static QString cdUpUntilExists(QString path);

        static bool containsPath(const QStringList &candidates,
                const QString &path);

        static Qt::CaseSensitivity comparisonSensitivity();

        static QDir dirOrDir(const QString &preferred, const QString &fallback = QString());

        static DirErrno mkpath(const QDir &dir);

        static bool rmAllFiles(const QString &dirPath,
                const QStringList &nameFilters = QStringList());
};

#endif