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/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** 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://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 "highlightersettings.h"
#include <coreplugin/icore.h>
#include <QSettings>
#include <QLatin1String>
#include <QLatin1Char>
#include <QDir>
#include <QFile>
#include <QStringList>
#ifdef Q_OS_UNIX
#include <QProcess>
#endif
namespace TextEditor {
namespace Internal {
QString findFallbackDefinitionsLocation()
{
QDir dir;
dir.setNameFilters(QStringList(QLatin1String("*.xml")));
#if defined(Q_OS_UNIX) && !defined(Q_OS_MAC)
static const QLatin1String kateSyntax[] = {
QLatin1String("/share/apps/katepart/syntax"),
QLatin1String("/share/kde4/apps/katepart/syntax")
};
static const int kateSyntaxCount =
sizeof(kateSyntax) / sizeof(kateSyntax[0]);
// Some wild guesses.
for (int i = 0; i < kateSyntaxCount; ++i) {
QStringList paths;
paths << QLatin1String("/usr") + kateSyntax[i]
<< QLatin1String("/usr/local") + kateSyntax[i]
<< QLatin1String("/opt") + kateSyntax[i];
foreach (const QString &path, paths) {
dir.setPath(path);
if (dir.exists() && !dir.entryInfoList().isEmpty())
return dir.path();
}
}
// Try kde-config.
QStringList programs;
programs << QLatin1String("kde-config") << QLatin1String("kde4-config");
foreach (const QString &program, programs) {
QProcess process;
process.start(program, QStringList(QLatin1String("--prefix")));
if (process.waitForStarted(5000)) {
process.waitForFinished(5000);
QString output = QString::fromLocal8Bit(process.readAllStandardOutput());
output.remove(QLatin1Char('\n'));
for (int i = 0; i < kateSyntaxCount; ++i) {
dir.setPath(output + kateSyntax[i]);
if (dir.exists() && !dir.entryInfoList().isEmpty())
return dir.path();
}
}
}
#endif
dir.setPath(Core::ICore::resourcePath() + QLatin1String("/generic-highlighter"));
if (dir.exists() && !dir.entryInfoList().isEmpty())
return dir.path();
return QString();
}
} // namespace Internal
} // namespace TextEditor
namespace {
static const QLatin1String kDefinitionFilesPath("UserDefinitionFilesPath");
static const QLatin1String kFallbackDefinitionFilesPath("FallbackDefinitionFilesPath");
static const QLatin1String kAlertWhenDefinitionIsNotFound("AlertWhenDefinitionsIsNotFound");
static const QLatin1String kUseFallbackLocation("UseFallbackLocation");
static const QLatin1String kIgnoredFilesPatterns("IgnoredFilesPatterns");
static const QLatin1String kGroupPostfix("HighlighterSettings");
QString groupSpecifier(const QString &postFix, const QString &category)
{
if (category.isEmpty())
return postFix;
return QString(category + postFix);
}
} // namespace anonymous
using namespace TextEditor;
using namespace Internal;
HighlighterSettings::HighlighterSettings() :
m_alertWhenNoDefinition(true), m_useFallbackLocation(true)
{}
void HighlighterSettings::toSettings(const QString &category, QSettings *s) const
{
const QString &group = groupSpecifier(kGroupPostfix, category);
s->beginGroup(group);
s->setValue(kDefinitionFilesPath, m_definitionFilesPath);
s->setValue(kFallbackDefinitionFilesPath, m_fallbackDefinitionFilesPath);
s->setValue(kAlertWhenDefinitionIsNotFound, m_alertWhenNoDefinition);
s->setValue(kUseFallbackLocation, m_useFallbackLocation);
s->setValue(kIgnoredFilesPatterns, ignoredFilesPatterns());
s->endGroup();
}
void HighlighterSettings::fromSettings(const QString &category, QSettings *s)
{
const QString &group = groupSpecifier(kGroupPostfix, category);
s->beginGroup(group);
m_definitionFilesPath = s->value(kDefinitionFilesPath, QString()).toString();
if (!s->contains(kDefinitionFilesPath))
assignDefaultDefinitionsPath();
else
m_definitionFilesPath = s->value(kDefinitionFilesPath).toString();
if (!s->contains(kFallbackDefinitionFilesPath)) {
m_fallbackDefinitionFilesPath = findFallbackDefinitionsLocation();
if (m_fallbackDefinitionFilesPath.isEmpty())
m_useFallbackLocation = false;
else
m_useFallbackLocation = true;
} else {
m_fallbackDefinitionFilesPath = s->value(kFallbackDefinitionFilesPath).toString();
m_useFallbackLocation = s->value(kUseFallbackLocation, true).toBool();
}
m_alertWhenNoDefinition = s->value(kAlertWhenDefinitionIsNotFound, true).toBool();
if (!s->contains(kIgnoredFilesPatterns))
assignDefaultIgnoredPatterns();
else
setIgnoredFilesPatterns(s->value(kIgnoredFilesPatterns, QString()).toString());
s->endGroup();
}
void HighlighterSettings::setIgnoredFilesPatterns(const QString &patterns)
{
setExpressionsFromList(patterns.split(QLatin1Char(','), QString::SkipEmptyParts));
}
QString HighlighterSettings::ignoredFilesPatterns() const
{
return listFromExpressions().join(QLatin1String(","));
}
void HighlighterSettings::assignDefaultIgnoredPatterns()
{
QStringList patterns;
patterns << QLatin1String("*.txt")
<< QLatin1String("LICENSE*")
<< QLatin1String("README")
<< QLatin1String("INSTALL")
<< QLatin1String("COPYING")
<< QLatin1String("NEWS")
<< QLatin1String("qmldir");
setExpressionsFromList(patterns);
}
void HighlighterSettings::assignDefaultDefinitionsPath()
{
const QString &path =
Core::ICore::userResourcePath() + QLatin1String("/generic-highlighter");
if (QFile::exists(path) || QDir().mkpath(path))
m_definitionFilesPath = path;
}
bool HighlighterSettings::isIgnoredFilePattern(const QString &fileName) const
{
foreach (QRegExp regExp, m_ignoredFiles)
if (regExp.indexIn(fileName) != -1)
return true;
return false;
}
bool HighlighterSettings::equals(const HighlighterSettings &highlighterSettings) const
{
return m_definitionFilesPath == highlighterSettings.m_definitionFilesPath &&
m_fallbackDefinitionFilesPath == highlighterSettings.m_fallbackDefinitionFilesPath &&
m_alertWhenNoDefinition == highlighterSettings.m_alertWhenNoDefinition &&
m_useFallbackLocation == highlighterSettings.m_useFallbackLocation &&
m_ignoredFiles == highlighterSettings.m_ignoredFiles;
}
void HighlighterSettings::setExpressionsFromList(const QStringList &patterns)
{
m_ignoredFiles.clear();
QRegExp regExp;
regExp.setCaseSensitivity(Qt::CaseInsensitive);
regExp.setPatternSyntax(QRegExp::Wildcard);
foreach (const QString &s, patterns) {
regExp.setPattern(s);
m_ignoredFiles.append(regExp);
}
}
QStringList HighlighterSettings::listFromExpressions() const
{
QStringList patterns;
foreach (const QRegExp ®Exp, m_ignoredFiles)
patterns.append(regExp.pattern());
return patterns;
}
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