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/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/
**
** This file is part of the Qt Linguist of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** 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, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "translator.h"
#include <QtCore/QByteArray>
#include <QtCore/QDebug>
#include <QtCore/QTextCodec>
#include <QtCore/QTextStream>
#include <QtXml/QXmlStreamReader>
#include <QtXml/QXmlStreamAttribute>
QT_BEGIN_NAMESPACE
class QPHReader : public QXmlStreamReader
{
public:
QPHReader(QIODevice &dev)
: QXmlStreamReader(&dev)
{}
// the "real thing"
bool read(Translator &translator);
private:
bool isWhiteSpace() const
{
return isCharacters() && text().toString().trimmed().isEmpty();
}
enum DataField { NoField, SourceField, TargetField, DefinitionField };
DataField m_currentField;
QString m_currentSource;
QString m_currentTarget;
QString m_currentDefinition;
};
bool QPHReader::read(Translator &translator)
{
m_currentField = NoField;
QString result;
while (!atEnd()) {
readNext();
if (isStartElement()) {
if (name() == QLatin1String("source")) {
m_currentField = SourceField;
} else if (name() == QLatin1String("target")) {
m_currentField = TargetField;
} else if (name() == QLatin1String("definition")) {
m_currentField = DefinitionField;
} else {
m_currentField = NoField;
if (name() == QLatin1String("QPH")) {
QXmlStreamAttributes atts = attributes();
translator.setLanguageCode(atts.value(QLatin1String("language")).toString());
translator.setSourceLanguageCode(atts.value(QLatin1String("sourcelanguage")).toString());
}
}
} else if (isWhiteSpace()) {
// ignore these
} else if (isCharacters()) {
if (m_currentField == SourceField)
m_currentSource += text();
else if (m_currentField == TargetField)
m_currentTarget += text();
else if (m_currentField == DefinitionField)
m_currentDefinition += text();
} else if (isEndElement() && name() == QLatin1String("phrase")) {
m_currentTarget.replace(QChar(Translator::TextVariantSeparator),
QChar(Translator::BinaryVariantSeparator));
TranslatorMessage msg;
msg.setSourceText(m_currentSource);
msg.setTranslation(m_currentTarget);
msg.setComment(m_currentDefinition);
translator.append(msg);
m_currentSource.clear();
m_currentTarget.clear();
m_currentDefinition.clear();
}
}
return true;
}
static bool loadQPH(Translator &translator, QIODevice &dev, ConversionData &)
{
translator.setLocationsType(Translator::NoLocations);
QPHReader reader(dev);
return reader.read(translator);
}
static QString protect(const QString &str)
{
QString result;
result.reserve(str.length() * 12 / 10);
for (int i = 0; i != str.size(); ++i) {
uint c = str.at(i).unicode();
switch (c) {
case '\"':
result += QLatin1String(""");
break;
case '&':
result += QLatin1String("&");
break;
case '>':
result += QLatin1String(">");
break;
case '<':
result += QLatin1String("<");
break;
case '\'':
result += QLatin1String("'");
break;
default:
if (c < 0x20 && c != '\r' && c != '\n' && c != '\t')
result += QString(QLatin1String("&#%1;")).arg(c);
else // this also covers surrogates
result += QChar(c);
}
}
return result;
}
static bool saveQPH(const Translator &translator, QIODevice &dev, ConversionData &)
{
QTextStream t(&dev);
t.setCodec(QTextCodec::codecForName("UTF-8"));
t << "<!DOCTYPE QPH>\n<QPH";
QString languageCode = translator.languageCode();
if (!languageCode.isEmpty() && languageCode != QLatin1String("C"))
t << " language=\"" << languageCode << "\"";
languageCode = translator.sourceLanguageCode();
if (!languageCode.isEmpty() && languageCode != QLatin1String("C"))
t << " sourcelanguage=\"" << languageCode << "\"";
t << ">\n";
foreach (const TranslatorMessage &msg, translator.messages()) {
t << "<phrase>\n";
t << " <source>" << protect(msg.sourceText()) << "</source>\n";
QString str = msg.translations().join(QLatin1String("@"));
str.replace(QChar(Translator::BinaryVariantSeparator),
QChar(Translator::TextVariantSeparator));
t << " <target>" << protect(str)
<< "</target>\n";
if (!msg.comment().isEmpty())
t << " <definition>" << protect(msg.comment()) << "</definition>\n";
t << "</phrase>\n";
}
t << "</QPH>\n";
return true;
}
int initQPH()
{
Translator::FileFormat format;
format.extension = QLatin1String("qph");
format.description = QObject::tr("Qt Linguist 'Phrase Book'");
format.fileType = Translator::FileFormat::TranslationSource;
format.priority = 0;
format.loader = &loadQPH;
format.saver = &saveQPH;
Translator::registerFileFormat(format);
return 1;
}
Q_CONSTRUCTOR_FUNCTION(initQPH)
QT_END_NAMESPACE
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