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/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the Qt Build Suite.
**
** 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 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: 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.
**
****************************************************************************/
#include "settings.h"
#include "error.h"
#include <logging/translator.h>
#include <tools/hostosinfo.h>
#include <QSettings>
#include <algorithm>
namespace qbs {
using namespace Internal;
static QSettings::Format format()
{
return HostOsInfo::isWindowsHost() ? QSettings::IniFormat : QSettings::NativeFormat;
}
static void migrateValue(QSettings *settings, const QString &key)
{
const QVariant v = settings->value(key);
if (!v.isValid())
return;
settings->setValue(QLatin1String("org/qt-project/qbs/") + key, v);
settings->remove(key);
}
static void migrateGroup(QSettings *settings, const QString &group)
{
QStringList fullKeys;
settings->beginGroup(group);
foreach (const QString &key, settings->allKeys())
fullKeys += group + QLatin1Char('/') + key;
settings->endGroup();
foreach (const QString &key, fullKeys)
migrateValue(settings, key);
}
Settings::Settings(const QString &organization, const QString &application)
: m_settings(new QSettings(format(), QSettings::UserScope, organization, application))
{
// Migrate settings to internal group.
// ### remove in qbs 1.3
if (!m_settings->childGroups().contains(QLatin1String("org/qt-project/qbs"))) {
migrateValue(m_settings, QLatin1String("defaultProfile"));
migrateGroup(m_settings, QLatin1String("profiles"));
migrateGroup(m_settings, QLatin1String("preferences"));
}
// Actual qbs settings are stored transparently within a group, because QSettings
// can see non-qbs fallback settings e.g. from QtProject that we're not interested in.
m_settings->beginGroup(QLatin1String("org/qt-project/qbs"));
}
Settings::~Settings()
{
delete m_settings;
}
QVariant Settings::value(const QString &key, const QVariant &defaultValue) const
{
return m_settings->value(internalRepresentation(key), defaultValue);
}
QStringList Settings::allKeys() const
{
QStringList keys = m_settings->allKeys();
fixupKeys(keys);
return keys;
}
QStringList Settings::directChildren(const QString &parentGroup)
{
m_settings->beginGroup(internalRepresentation(parentGroup));
QStringList children = m_settings->childGroups();
children << m_settings->childKeys();
m_settings->endGroup();
fixupKeys(children);
return children;
}
QStringList Settings::allKeysWithPrefix(const QString &group) const
{
m_settings->beginGroup(internalRepresentation(group));
QStringList keys = m_settings->allKeys();
m_settings->endGroup();
fixupKeys(keys);
return keys;
}
void Settings::setValue(const QString &key, const QVariant &value)
{
m_settings->setValue(internalRepresentation(key), value);
checkStatus();
}
void Settings::remove(const QString &key)
{
m_settings->remove(internalRepresentation(key));
checkStatus();
}
void Settings::clear()
{
m_settings->clear();
}
QString Settings::defaultProfile() const
{
return value(QLatin1String("defaultProfile")).toString();
}
QStringList Settings::profiles() const
{
m_settings->beginGroup(QLatin1String("profiles"));
QStringList result = m_settings->childGroups();
m_settings->endGroup();
return result;
}
QString Settings::internalRepresentation(const QString &externalKey) const
{
QString internalKey = externalKey;
return internalKey.replace(QLatin1Char('.'), QLatin1Char('/'));
}
QString Settings::externalRepresentation(const QString &internalKey) const
{
QString externalKey = internalKey;
return externalKey.replace(QLatin1Char('/'), QLatin1Char('.'));
}
void Settings::fixupKeys(QStringList &keys) const
{
keys.sort();
keys.removeDuplicates();
for (QStringList::Iterator it = keys.begin(); it != keys.end(); ++it)
*it = externalRepresentation(*it);
}
void Settings::checkStatus()
{
m_settings->sync();
switch (m_settings->status()) {
case QSettings::NoError:
break;
case QSettings::AccessError:
throw ErrorInfo(Tr::tr("%1 is not accessible.").arg(m_settings->fileName()));
case QSettings::FormatError:
throw ErrorInfo(Tr::tr("Format error in %1.").arg(m_settings->fileName()));
}
}
} // namespace qbs
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