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/**************************************************************************
**
** Copyright (C) 2021 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Installer Framework.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
**************************************************************************/
#ifndef LOGGINGUTILS_H
#define LOGGINGUTILS_H
#include "component.h"
#include <QObject>
namespace QInstaller {
class INSTALLER_EXPORT LoggingHandler
{
Q_DISABLE_COPY(LoggingHandler)
Q_ENUMS(VerbosityLevel)
public:
enum VerbosityLevel {
Silent = 0,
Normal = 1,
Detailed = 2,
Minimum = Silent,
Maximum = Detailed
};
static LoggingHandler &instance();
void messageHandler(QtMsgType type, const QMessageLogContext &context, const QString &msg);
void setVerbose(bool v);
bool isVerbose() const;
VerbosityLevel verboseLevel() const;
bool outputRedirected() const;
void printUpdateInformation(const QList<Component *> components) const;
void printLocalPackageInformation(const QList<KDUpdater::LocalPackage> &packages) const;
void printPackageInformation(const PackagesList &matchedPackages, const LocalPackagesHash &installedPackages) const;
friend VerbosityLevel &operator++(VerbosityLevel &level, int);
friend VerbosityLevel &operator--(VerbosityLevel &level, int);
private:
LoggingHandler();
~LoggingHandler();
QString trimAndPrepend(QtMsgType type, const QString &msg) const;
private:
VerbosityLevel m_verbLevel;
bool m_outputRedirected;
};
class INSTALLER_EXPORT VerboseWriterOutput
{
public:
virtual bool write(const QString &fileName, QIODevice::OpenMode openMode, const QByteArray &data) = 0;
protected:
~VerboseWriterOutput();
};
class INSTALLER_EXPORT PlainVerboseWriterOutput : public VerboseWriterOutput
{
public:
virtual bool write(const QString &fileName, QIODevice::OpenMode openMode, const QByteArray &data) override;
};
class INSTALLER_EXPORT VerboseWriterAdminOutput : public VerboseWriterOutput
{
public:
VerboseWriterAdminOutput(PackageManagerCore *core) : m_core(core) {}
virtual bool write(const QString &fileName, QIODevice::OpenMode openMode, const QByteArray &data) override;
private:
PackageManagerCore *m_core;
};
class INSTALLER_EXPORT VerboseWriter
{
public:
VerboseWriter();
~VerboseWriter();
static VerboseWriter *instance();
bool flush(VerboseWriterOutput *output);
void appendLine(const QString &msg);
void setFileName(const QString &fileName);
private:
QTextStream m_stream;
QBuffer m_preFileBuffer;
QString m_logFileName;
QString m_currentDateTimeAsString;
};
LoggingHandler::VerbosityLevel &operator++(LoggingHandler::VerbosityLevel &level, int);
LoggingHandler::VerbosityLevel &operator--(LoggingHandler::VerbosityLevel &level, int);
} // namespace QInstaller
#endif // LOGGINGUTILS_H
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