/**************************************************************************** | |
** | |
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). | |
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** Contact: Nokia Corporation (qt-info@nokia.com) | |
** | |
** 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 | |
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** file. Please review the following information to ensure the GNU Lesser | |
** General Public License version 2.1 requirements will be met: | |
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** | |
** 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: | |
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** | |
** 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. | |
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** $QT_END_LICENSE$ | |
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****************************************************************************/ | |
#include "lupdate.h" | |
#include <translator.h> | |
#include <QtCore/QCoreApplication> | |
#include <QtCore/QDebug> | |
#include <QtCore/QFile> | |
#include <QtCore/QString> | |
#include <QtXml/QXmlAttributes> | |
#include <QtXml/QXmlDefaultHandler> | |
#include <QtXml/QXmlLocator> | |
#include <QtXml/QXmlParseException> | |
QT_BEGIN_NAMESPACE | |
class LU { | |
Q_DECLARE_TR_FUNCTIONS(LUpdate) | |
}; | |
class UiReader : public QXmlDefaultHandler | |
{ | |
public: | |
UiReader(Translator &translator, ConversionData &cd) | |
: m_translator(translator), m_cd(cd), m_lineNumber(-1), m_isTrString(false), | |
m_needUtf8(translator.codecName() != "UTF-8") | |
{} | |
bool startElement(const QString &namespaceURI, const QString &localName, | |
const QString &qName, const QXmlAttributes &atts); | |
bool endElement(const QString &namespaceURI, const QString &localName, | |
const QString &qName); | |
bool characters(const QString &ch); | |
bool fatalError(const QXmlParseException &exception); | |
void setDocumentLocator(QXmlLocator *locator) { m_locator = locator; } | |
private: | |
void flush(); | |
Translator &m_translator; | |
ConversionData &m_cd; | |
QString m_context; | |
QString m_source; | |
QString m_comment; | |
QString m_extracomment; | |
QXmlLocator *m_locator; | |
QString m_accum; | |
int m_lineNumber; | |
bool m_isTrString; | |
bool m_needUtf8; | |
}; | |
bool UiReader::startElement(const QString &namespaceURI, | |
const QString &localName, const QString &qName, const QXmlAttributes &atts) | |
{ | |
Q_UNUSED(namespaceURI); | |
Q_UNUSED(localName); | |
if (qName == QLatin1String("item")) { // UI3 menu entries | |
flush(); | |
if (!atts.value(QLatin1String("text")).isEmpty()) { | |
m_source = atts.value(QLatin1String("text")); | |
m_isTrString = true; | |
if (!m_cd.m_noUiLines) | |
m_lineNumber = m_locator->lineNumber(); | |
} | |
} else if (qName == QLatin1String("string")) { | |
flush(); | |
if (atts.value(QLatin1String("notr")).isEmpty() || | |
atts.value(QLatin1String("notr")) != QLatin1String("true")) { | |
m_isTrString = true; | |
m_comment = atts.value(QLatin1String("comment")); | |
m_extracomment = atts.value(QLatin1String("extracomment")); | |
if (!m_cd.m_noUiLines) | |
m_lineNumber = m_locator->lineNumber(); | |
} else { | |
m_isTrString = false; | |
} | |
} | |
m_accum.clear(); | |
return true; | |
} | |
bool UiReader::endElement(const QString &namespaceURI, | |
const QString &localName, const QString &qName) | |
{ | |
Q_UNUSED(namespaceURI); | |
Q_UNUSED(localName); | |
m_accum.replace(QLatin1String("\r\n"), QLatin1String("\n")); | |
if (qName == QLatin1String("class")) { // UI "header" | |
if (m_context.isEmpty()) | |
m_context = m_accum; | |
} else if (qName == QLatin1String("string") && m_isTrString) { | |
m_source = m_accum; | |
} else if (qName == QLatin1String("comment")) { // FIXME: what's that? | |
m_comment = m_accum; | |
flush(); | |
} else if (qName == QLatin1String("function")) { // UI3 embedded code | |
fetchtrInlinedCpp(m_accum, m_translator, m_context); | |
} else { | |
flush(); | |
} | |
return true; | |
} | |
bool UiReader::characters(const QString &ch) | |
{ | |
m_accum += ch; | |
return true; | |
} | |
bool UiReader::fatalError(const QXmlParseException &exception) | |
{ | |
QString msg = LU::tr("XML error: Parse error at line %1, column %2 (%3).") | |
.arg(exception.lineNumber()).arg(exception.columnNumber()) | |
.arg(exception.message()); | |
m_cd.appendError(msg); | |
return false; | |
} | |
void UiReader::flush() | |
{ | |
if (!m_context.isEmpty() && !m_source.isEmpty()) { | |
TranslatorMessage msg(m_context, m_source, | |
m_comment, QString(), m_cd.m_sourceFileName, | |
m_lineNumber, QStringList()); | |
msg.setExtraComment(m_extracomment); | |
if (m_needUtf8 && msg.needs8Bit()) | |
msg.setUtf8(true); | |
m_translator.extend(msg); | |
} | |
m_source.clear(); | |
m_comment.clear(); | |
m_extracomment.clear(); | |
} | |
bool loadUI(Translator &translator, const QString &filename, ConversionData &cd) | |
{ | |
cd.m_sourceFileName = filename; | |
QFile file(filename); | |
if (!file.open(QIODevice::ReadOnly)) { | |
cd.appendError(LU::tr("Cannot open %1: %2").arg(filename, file.errorString())); | |
return false; | |
} | |
QXmlInputSource in(&file); | |
QXmlSimpleReader reader; | |
reader.setFeature(QLatin1String("http://xml.org/sax/features/namespaces"), false); | |
reader.setFeature(QLatin1String("http://xml.org/sax/features/namespace-prefixes"), true); | |
reader.setFeature(QLatin1String( | |
"http://trolltech.com/xml/features/report-whitespace-only-CharData"), false); | |
UiReader handler(translator, cd); | |
reader.setContentHandler(&handler); | |
reader.setErrorHandler(&handler); | |
bool result = reader.parse(in); | |
if (!result) | |
cd.appendError(LU::tr("Parse error in UI file")); | |
reader.setContentHandler(0); | |
reader.setErrorHandler(0); | |
return result; | |
} | |
QT_END_NAMESPACE |