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/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the Qt Linguist of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** 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, 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.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef METATRANSLATOR_H
#define METATRANSLATOR_H
#include "translatormessage.h"
#include <QDir>
#include <QList>
#include <QLocale>
#include <QMultiHash>
#include <QString>
#include <QSet>
QT_BEGIN_NAMESPACE
#ifdef QT_BOOTSTRAPPED
class QObject {
public:
static QString tr(const char *sourceText, const char * = 0, int n = -1);
};
class QCoreApplication : public QObject {
public:
enum Encoding { CodecForTr };
static QString translate(const char *, const char *sourceText, const char * = 0,
Encoding = CodecForTr, int n = -1)
{ return tr(sourceText, 0, n); }
};
#endif
class QIODevice;
// A struct of "interesting" data passed to and from the load and save routines
class ConversionData
{
public:
ConversionData() :
m_verbose(false),
m_ignoreUnfinished(false),
m_sortContexts(false),
m_noUiLines(false),
m_idBased(false),
m_saveMode(SaveEverything)
{}
// tag manipulation
const QStringList &dropTags() const { return m_dropTags; }
QStringList &dropTags() { return m_dropTags; }
const QDir &targetDir() const { return m_targetDir; }
bool isVerbose() const { return m_verbose; }
bool ignoreUnfinished() const { return m_ignoreUnfinished; }
bool sortContexts() const { return m_sortContexts; }
void appendError(const QString &error) { m_errors.append(error); }
QString error() const { return m_errors.join(QLatin1String("\n")); }
QStringList errors() const { return m_errors; }
void clearErrors() { m_errors.clear(); }
public:
QString m_defaultContext;
QByteArray m_codecForSource; // CPP, PO & QM specific
QByteArray m_outputCodec; // CPP & PO specific
QString m_unTrPrefix; // QM specific
QString m_sourceFileName;
QString m_targetFileName;
QDir m_sourceDir;
QDir m_targetDir; // FIXME: TS specific
QSet<QString> m_projectRoots;
QMultiHash<QString, QString> m_allCSources;
QStringList m_includePath;
QStringList m_dropTags; // tags to be dropped
QStringList m_errors;
bool m_verbose;
bool m_ignoreUnfinished;
bool m_sortContexts;
bool m_noUiLines;
bool m_idBased;
TranslatorSaveMode m_saveMode;
};
class Translator
{
public:
Translator();
bool load(const QString &filename, ConversionData &err, const QString &format /*= "auto"*/);
bool save(const QString &filename, ConversionData &err, const QString &format /*= "auto"*/) const;
bool release(QFile *iod, ConversionData &cd) const;
int find(const TranslatorMessage &msg) const;
TranslatorMessage find(const QString &context,
const QString &comment, const TranslatorMessage::References &refs) const;
bool contains(const QString &context) const;
TranslatorMessage find(const QString &context) const;
void replaceSorted(const TranslatorMessage &msg);
void extend(const TranslatorMessage &msg); // Only for single-location messages
void append(const TranslatorMessage &msg);
void appendSorted(const TranslatorMessage &msg);
void stripObsoleteMessages();
void stripFinishedMessages();
void stripEmptyContexts();
void stripNonPluralForms();
void stripIdenticalSourceTranslations();
void dropTranslations();
void dropUiLines();
void makeFileNamesAbsolute(const QDir &originalPath);
struct Duplicates { QSet<int> byId, byContents; };
Duplicates resolveDuplicates();
void reportDuplicates(const Duplicates &dupes, const QString &fileName, bool verbose);
void setCodecName(const QByteArray &name);
QByteArray codecName() const;
QTextCodec *codec() const { return m_codec; }
QString languageCode() const { return m_language; }
QString sourceLanguageCode() const { return m_sourceLanguage; }
enum LocationsType { DefaultLocations, NoLocations, RelativeLocations, AbsoluteLocations };
void setLocationsType(LocationsType lt) { m_locationsType = lt; }
LocationsType locationsType() const { return m_locationsType; }
static QString makeLanguageCode(QLocale::Language language, QLocale::Country country);
static void languageAndCountry(const QString &languageCode,
QLocale::Language *lang, QLocale::Country *country);
void setLanguageCode(const QString &languageCode) { m_language = languageCode; }
void setSourceLanguageCode(const QString &languageCode) { m_sourceLanguage = languageCode; }
static QString guessLanguageCodeFromFileName(const QString &fileName);
QList<TranslatorMessage> messages() const;
QList<TranslatorMessage> translatedMessages() const;
static QStringList normalizedTranslations(const TranslatorMessage &m, int numPlurals);
void normalizeTranslations(ConversionData &cd);
QStringList normalizedTranslations(const TranslatorMessage &m, ConversionData &cd, bool *ok) const;
int messageCount() const { return m_messages.size(); }
TranslatorMessage &message(int i) { return m_messages[i]; }
const TranslatorMessage &message(int i) const { return m_messages.at(i); }
void dump() const;
// additional file format specific data
// note: use '<fileformat>:' as prefix for file format specific members,
// e.g. "po-flags", "po-msgid_plural"
typedef TranslatorMessage::ExtraData ExtraData;
QString extra(const QString &ba) const;
void setExtra(const QString &ba, const QString &var);
bool hasExtra(const QString &ba) const;
const ExtraData &extras() const { return m_extra; }
void setExtras(const ExtraData &extras) { m_extra = extras; }
// registration of file formats
typedef bool (*SaveFunction)(const Translator &, QIODevice &out, ConversionData &data);
typedef bool (*LoadFunction)(Translator &, QIODevice &in, ConversionData &data);
struct FileFormat {
FileFormat() : loader(0), saver(0), priority(-1) {}
QString extension; // such as "ts", "xlf", ...
QString description; // human-readable description
LoadFunction loader;
SaveFunction saver;
enum FileType { TranslationSource, TranslationBinary } fileType;
int priority; // 0 = highest, -1 = invisible
};
static void registerFileFormat(const FileFormat &format);
static QList<FileFormat> ®isteredFileFormats();
enum {
TextVariantSeparator = 0x2762, // some weird character nobody ever heard of :-D
BinaryVariantSeparator = 0x9c // unicode "STRING TERMINATOR"
};
private:
typedef QList<TranslatorMessage> TMM; // int stores the sequence position.
TMM m_messages;
QTextCodec *m_codec;
LocationsType m_locationsType;
// A string beginning with a 2 or 3 letter language code (ISO 639-1
// or ISO-639-2), followed by the optional country variant to distinguish
// between country-specific variations of the language. The language code
// and country code are always separated by '_'
// Note that the language part can also be a 3-letter ISO 639-2 code.
// Legal examples:
// 'pt' portuguese, assumes portuguese from portugal
// 'pt_BR' Brazilian portuguese (ISO 639-1 language code)
// 'por_BR' Brazilian portuguese (ISO 639-2 language code)
QString m_language;
QString m_sourceLanguage;
ExtraData m_extra;
};
bool getNumerusInfo(QLocale::Language language, QLocale::Country country,
QByteArray *rules, QStringList *forms);
/*
This is a quick hack. The proper way to handle this would be
to extend Translator's interface.
*/
#define ContextComment "QT_LINGUIST_INTERNAL_CONTEXT_COMMENT"
QT_END_NAMESPACE
#endif
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