Expose systemInfo API

Add systemInfo as a wrapper for QSystemInfo.

Task-number: QTIFW-592
Change-Id: Ib54fcea8b0ef3a397a74f5315202f3000abd63cd
Reviewed-by: Niels Weber <niels.weber@theqtcompany.com>
Reviewed-by: Jarek Kobus <jaroslaw.kobus@theqtcompany.com>

4 files changed, 260 insertions, 2 deletions

diff --git a/src/libs/installer/installer.pro b/src/libs/installer/installer.pro
index 700943739..34c7adba9 100644
--- a/src/libs/installer/installer.pro
+++ b/src/libs/installer/installer.pro
@@ -121,7 +121,8 @@ HEADERS += packagemanagercore.h \
     componentchecker.h \
     proxycredentialsdialog.h \
     serverauthenticationdialog.h \
-    keepaliveobject.h
+    keepaliveobject.h \
+    systeminfo.h
 
 SOURCES += packagemanagercore.cpp \
     packagemanagercore_p.cpp \
@@ -192,7 +193,8 @@ SOURCES += packagemanagercore.cpp \
     componentchecker.cpp \
     proxycredentialsdialog.cpp \
     serverauthenticationdialog.cpp \
-    keepaliveobject.cpp
+    keepaliveobject.cpp \
+    systeminfo.cpp
 
 FORMS += proxycredentialsdialog.ui \
     serverauthenticationdialog.ui
diff --git a/src/libs/installer/scriptengine.cpp b/src/libs/installer/scriptengine.cpp
index 428e95a8f..c67295f57 100644
--- a/src/libs/installer/scriptengine.cpp
+++ b/src/libs/installer/scriptengine.cpp
@@ -36,6 +36,7 @@
 #include "messageboxhandler.h"
 #include "errors.h"
 #include "scriptengine_p.h"
+#include "systeminfo.h"
 
 #include <QMetaEnum>
 #include <QQmlEngine>
@@ -262,6 +263,8 @@ ScriptEngine::ScriptEngine(PackageManagerCore *core)
 #else
     m_engine.installTranslatorFunctions();
 #endif
+    global.setProperty(QLatin1String("systemInfo"), m_engine.newQObject(new SystemInfo));
+
     global.setProperty(QLatin1String("QInstaller"), generateQInstallerObject());
     global.setProperty(QLatin1String("buttons"), generateWizardButtonsObject());
     global.setProperty(QLatin1String("QMessageBox"), generateMessageBoxObject());
diff --git a/src/libs/installer/systeminfo.cpp b/src/libs/installer/systeminfo.cpp
new file mode 100644
index 000000000..0cf9cd935
--- /dev/null
+++ b/src/libs/installer/systeminfo.cpp
@@ -0,0 +1,185 @@
+/**************************************************************************
+**
+** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the Qt Installer Framework.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** 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 Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 or version 3 as published by the Free
+** Software Foundation and appearing in the file LICENSE.LGPLv21 and
+** LICENSE.LGPLv3 included in the packaging of this file. Please review the
+** following information to ensure the GNU Lesser General Public License
+** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Digia gives you certain additional
+** rights. These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+**
+** $QT_END_LICENSE$
+**
+**************************************************************************/
+
+#include "systeminfo.h"
+#include <QSysInfo>
+
+namespace QInstaller {
+
+/*!
+    \qmltype systemInfo
+    \inqmlmodule scripting
+
+    \brief Provides information about the operating system.
+*/
+
+
+SystemInfo::SystemInfo(QObject *parent) : QObject(parent)
+{
+}
+
+
+/*!
+    \qmlproperty string systemInfo::currentCpuArchitecture
+
+    The architecture of the CPU that the application is running on, in text format.
+
+    Possible values include
+    \list
+        \li "i386"
+        \li "x86_64"
+    \endlist
+
+    Note that this function depends on what the OS will report and may not detect the actual CPU
+    architecture if the OS hides that information or is unable to provide it. For example, a 32-bit
+    OS running on a 64-bit CPU is usually unable to determine whether the CPU is actually capable
+    of running 64-bit programs.
+
+    \sa QSysInfo::currentCpuArchitecture()
+*/
+QString SystemInfo::currentCpuArchitecture() const
+{
+    return QSysInfo::currentCpuArchitecture();
+}
+
+/*!
+    \qmlproperty string systemInfo::kernelType
+
+    The type of the operating system kernel the installer was compiled for. It is also the
+    kernel the installer is running on, unless the host operating system is running a form of
+    compatibility or virtualization layer.
+
+    For Windows, Linux, and OS X this will return
+    \list
+        \li "winnt"
+        \li "linux"
+        \li "darwin"
+    \endlist
+
+    On Unix systems, it returns the same as the output of \c {uname -s} (lowercased).
+
+    \sa QSysInfo::kernelType()
+*/
+QString SystemInfo::kernelType() const
+{
+    return QSysInfo::kernelType();
+}
+
+/*!
+    \qmlproperty string systemInfo::kernelVersion
+
+    Example values are
+
+    \list
+        \li "6.1.7601" for Windows 7 with Service Pack 1
+        \li "3.16.6-2-desktop" for openSUSE 13.2 kernel 3.16.6-2
+        \li "12.5.0" last release of OS X "Mountain Lion"
+    \endlist
+
+    The release version of the operating system kernel. On Windows, it returns the version of the
+    NT or CE kernel. On Unix systems, including OS X, it returns the same as the \c {uname -r}
+    command would return.
+
+    \sa QSysInfo::kernelVersion()
+*/
+QString SystemInfo::kernelVersion() const
+{
+    return QSysInfo::kernelVersion();
+}
+
+/*!
+    \qmlproperty string systemInfo::productType
+
+    The product name of the operating system this application is running in.
+
+    Example values are
+
+    \list
+        \li "windows"
+        \li "opensuse" (for the Linux openSUSE distribution)
+        \li "osx"
+    \endlist
+
+    \sa QSysInfo::productType()
+*/
+QString SystemInfo::productType() const
+{
+    return QSysInfo::productType();
+}
+
+/*!
+    \qmlproperty string systemInfo::productVersion
+
+    The product version of the operating system in string form. If the version could not be
+    determined, this function returns "unknown".
+
+    Example values are
+
+    \list
+        \li "7" for Windows 7
+        \li "13.2" for openSUSE 13.2
+        \li "10.8" for OS X Mountain Lion
+    \endlist
+
+    \sa QSysInfo::productVersion()
+*/
+QString SystemInfo::productVersion() const
+{
+    return QSysInfo::productVersion();
+}
+
+/*!
+    \qmlproperty string systemInfo::prettyProductName
+
+    A prettier form of systemInfo::productType and systemInfo::productVersion, containing other
+    tokens like the operating system type, codenames and other information. The result of this
+    function is suitable for displaying to the user.
+
+    Example values are
+
+    \list
+        \li "Windows 7"
+        \li "openSUSE 13.2 (Harlequin) (x86_64)"
+        \li "OS X Mountain Lion (10.8)"
+    \endlist
+
+
+    \sa QSysInfo::prettyProductName()
+*/
+QString SystemInfo::prettyProductName() const
+{
+    return QSysInfo::prettyProductName();
+}
+
+} // namespace QInstaller
diff --git a/src/libs/installer/systeminfo.h b/src/libs/installer/systeminfo.h
new file mode 100644
index 000000000..b352d3f72
--- /dev/null
+++ b/src/libs/installer/systeminfo.h
@@ -0,0 +1,68 @@
+/**************************************************************************
+**
+** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the Qt Installer Framework.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** 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 Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 or version 3 as published by the Free
+** Software Foundation and appearing in the file LICENSE.LGPLv21 and
+** LICENSE.LGPLv3 included in the packaging of this file. Please review the
+** following information to ensure the GNU Lesser General Public License
+** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Digia gives you certain additional
+** rights. These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+**
+** $QT_END_LICENSE$
+**
+**************************************************************************/
+
+#ifndef SYSTEMINFO_H
+#define SYSTEMINFO_H
+
+#include <QObject>
+
+namespace QInstaller {
+
+class SystemInfo : public QObject
+{
+    Q_OBJECT
+    Q_DISABLE_COPY(SystemInfo)
+
+    Q_PROPERTY(QString currentCpuArchitecture READ currentCpuArchitecture CONSTANT)
+    Q_PROPERTY(QString kernelType READ kernelType CONSTANT)
+    Q_PROPERTY(QString kernelVersion READ kernelVersion CONSTANT)
+    Q_PROPERTY(QString productType READ productType CONSTANT)
+    Q_PROPERTY(QString productVersion READ productVersion CONSTANT)
+    Q_PROPERTY(QString prettyProductName READ prettyProductName CONSTANT)
+
+public:
+    explicit SystemInfo(QObject *parent = 0);
+
+    QString currentCpuArchitecture() const;
+
+    QString kernelType() const;
+    QString kernelVersion() const;
+    QString productType() const;
+    QString productVersion() const;
+    QString prettyProductName() const;
+};
+
+} // namespace QInstaller
+
+#endif // SYSTEMINFO_H