1 files changed, 129 insertions, 0 deletions
diff --git a/src/libs/installer/loggingutils.h b/src/libs/installer/loggingutils.h
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+++ b/src/libs/installer/loggingutils.h
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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 printComponentInfo(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