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/**************************************************************************
**
** Copyright (c) 2014 Lorenz Haas
** Contact: http://www.qt-project.org/legal
**
** This file is part of Qt Creator.
**
** 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://www.qt.io/licensing. For further information
** use the contact form at http://www.qt.io/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.
**
****************************************************************************/
#include "artisticstylesettings.h"
#include "artisticstyleconstants.h"
#include "../beautifierconstants.h"
#include <coreplugin/icore.h>
#include <utils/QtConcurrentTools>
#include <QDateTime>
#include <QFile>
#include <QFileInfo>
#include <QProcess>
#include <QTextDocument> // Qt::escape() in Qt 4
#include <QXmlStreamWriter>
namespace Beautifier {
namespace Internal {
namespace ArtisticStyle {
namespace {
const char kUseOtherFiles[] = "useOtherFiles";
const char kUseHomeFile[] = "useHomeFile";
const char kUseCustomStyle[] = "useCustomStyle";
const char kCustomStyle[] = "customStyle";
}
ArtisticStyleSettings::ArtisticStyleSettings() :
AbstractSettings(QLatin1String(Constants::ArtisticStyle::SETTINGS_NAME),
QLatin1String(".astyle"))
{
connect(&m_versionWatcher, SIGNAL(finished()), this, SLOT(helperSetVersion()));
setCommand(QLatin1String("astyle"));
m_settings.insert(QLatin1String(kUseOtherFiles), QVariant(true));
m_settings.insert(QLatin1String(kUseHomeFile), QVariant(false));
m_settings.insert(QLatin1String(kUseCustomStyle), QVariant(false));
m_settings.insert(QLatin1String(kCustomStyle), QVariant());
read();
}
void ArtisticStyleSettings::updateVersion()
{
if (m_versionFuture.isRunning())
m_versionFuture.cancel();
m_versionFuture = QtConcurrent::run(&ArtisticStyleSettings::helperUpdateVersion, this);
m_versionWatcher.setFuture(m_versionFuture);
}
void ArtisticStyleSettings::helperUpdateVersion(QFutureInterface<int> &future)
{
QProcess process;
process.start(command(), QStringList() << QLatin1String("--version"));
if (!process.waitForFinished()) {
process.kill();
future.reportResult(0);
return;
}
// The version in Artistic Style is printed like "Artistic Style Version 2.04"
const QString version = QString::fromUtf8(process.readAllStandardError()).trimmed();
const QRegExp rx(QLatin1String("([2-9]{1})\\.([0-9]{2})(\\.[1-9]{1})?$"));
if (rx.indexIn(version) != -1) {
const int major = rx.cap(1).toInt() * 100;
const int minor = rx.cap(2).toInt();
future.reportResult(major + minor);
return;
}
future.reportResult(0);
return;
}
void ArtisticStyleSettings::helperSetVersion()
{
m_version = m_versionWatcher.result();
}
bool ArtisticStyleSettings::useOtherFiles() const
{
return m_settings.value(QLatin1String(kUseOtherFiles)).toBool();
}
void ArtisticStyleSettings::setUseOtherFiles(bool useOtherFiles)
{
m_settings.insert(QLatin1String(kUseOtherFiles), QVariant(useOtherFiles));
}
bool ArtisticStyleSettings::useHomeFile() const
{
return m_settings.value(QLatin1String(kUseHomeFile)).toBool();
}
void ArtisticStyleSettings::setUseHomeFile(bool useHomeFile)
{
m_settings.insert(QLatin1String(kUseHomeFile), QVariant(useHomeFile));
}
bool ArtisticStyleSettings::useCustomStyle() const
{
return m_settings.value(QLatin1String(kUseCustomStyle)).toBool();
}
void ArtisticStyleSettings::setUseCustomStyle(bool useCustomStyle)
{
m_settings.insert(QLatin1String(kUseCustomStyle), QVariant(useCustomStyle));
}
QString ArtisticStyleSettings::customStyle() const
{
return m_settings.value(QLatin1String(kCustomStyle)).toString();
}
void ArtisticStyleSettings::setCustomStyle(const QString &customStyle)
{
m_settings.insert(QLatin1String(kCustomStyle), QVariant(customStyle));
}
QString ArtisticStyleSettings::documentationFilePath() const
{
return Core::ICore::userResourcePath() + QLatin1Char('/')
+ QLatin1String(Beautifier::Constants::SETTINGS_DIRNAME) + QLatin1Char('/')
+ QLatin1String(Beautifier::Constants::DOCUMENTATION_DIRNAME) + QLatin1Char('/')
+ QLatin1String(Constants::ArtisticStyle::SETTINGS_NAME) + QLatin1String(".xml");
}
void ArtisticStyleSettings::createDocumentationFile() const
{
QProcess process;
process.start(command(), QStringList() << QLatin1String("-h"));
process.waitForFinished(2000); // show help should be really fast.
if (process.error() != QProcess::UnknownError)
return;
QFile file(documentationFilePath());
const QFileInfo fi(file);
if (!fi.exists())
fi.dir().mkpath(fi.absolutePath());
if (!file.open(QIODevice::WriteOnly | QIODevice::Truncate | QIODevice::Text))
return;
bool contextWritten = false;
QXmlStreamWriter stream(&file);
stream.setAutoFormatting(true);
stream.writeStartDocument(QLatin1String("1.0"), true);
stream.writeComment(QLatin1String("Created ")
+ QDateTime::currentDateTime().toString(Qt::ISODate));
stream.writeStartElement(QLatin1String(Constants::DOCUMENTATION_XMLROOT));
// astyle writes its output to 'error'...
const QStringList lines = QString::fromUtf8(process.readAllStandardError())
.split(QLatin1Char('\n'));
const int totalLines = lines.count();
QStringList keys;
QStringList docu;
for (int i = 0; i < totalLines; ++i) {
const QString &line = lines.at(i).trimmed();
if ((line.startsWith(QLatin1String("--")) && !line.startsWith(QLatin1String("---")))
|| line.startsWith(QLatin1String("OR "))) {
QStringList rawKeys = line.split(QLatin1String(" OR "), QString::SkipEmptyParts);
foreach (QString k, rawKeys) {
k = k.trimmed();
k.remove(QLatin1Char('#'));
keys << k;
if (k.startsWith(QLatin1String("--")))
keys << k.right(k.size() - 2);
}
} else {
if (line.isEmpty()) {
if (!keys.isEmpty()) {
// Write entry
stream.writeStartElement(QLatin1String(Constants::DOCUMENTATION_XMLENTRY));
stream.writeStartElement(QLatin1String(Constants::DOCUMENTATION_XMLKEYS));
foreach (const QString &key, keys)
stream.writeTextElement(QLatin1String(Constants::DOCUMENTATION_XMLKEY), key);
stream.writeEndElement();
const QString text = QLatin1String("<p><span class=\"option\">")
+ keys.filter(QRegExp(QLatin1String("^\\-"))).join(QLatin1String(", "))
+ QLatin1String("</span></p><p>")
+ Qt::escape(docu.join(QLatin1String(" ")))
+ QLatin1String("</p>");
stream.writeTextElement(QLatin1String(Constants::DOCUMENTATION_XMLDOC), text);
stream.writeEndElement();
contextWritten = true;
}
keys.clear();
docu.clear();
} else if (!keys.isEmpty()) {
docu << line;
}
}
}
stream.writeEndElement();
stream.writeEndDocument();
// An empty file causes error messages and a contextless file preventing this function to run
// again in order to generate the documentation successfully. Thus delete the file.
if (!contextWritten) {
file.close();
file.remove();
}
}
} // namespace ArtisticStyle
} // namespace Internal
} // namespace Beautifier
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