/****************************************************************************

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** This file is part of the Qt Linguist of the Qt Toolkit.

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** 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

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**

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** rights.  These rights are described in the Nokia Qt LGPL Exception

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** $QT_END_LICENSE$

**

****************************************************************************/

#include "translator.h"

#ifndef QT_BOOTSTRAPPED

#include <QtCore/QCoreApplication>

#include <QtCore/QTranslator>

#endif

#include <QtCore/QDebug>

#include <QtCore/QDir>

#include <QtCore/QFile>

#include <QtCore/QFileInfo>

#include <QtCore/QRegExp>

#include <QtCore/QString>

#include <QtCore/QStringList>

#include <QtCore/QTextStream>

QT_USE_NAMESPACE

#ifdef QT_BOOTSTRAPPED

static void initBinaryDir(

#ifndef Q_OS_WIN

        const char *argv0

#endif

        );

#endif

static void printOut(const QString & out)

{

    QTextStream stream(stdout);

    stream << out;

}

static void printUsage()

{

    printOut(QCoreApplication::tr(

        "Usage:\n"

        "    lrelease [options] project-file\n"

        "    lrelease [options] ts-files [-qm qm-file]\n\n"

        "lrelease is part of Qt's Linguist tool chain. It can be used as a\n"

        "stand-alone tool to convert XML-based translations files in the TS\n"

        "format into the 'compiled' QM format used by QTranslator objects.\n\n"

        "Options:\n"

        "    -help  Display this information and exit\n"

        "    -idbased\n"

        "           Use IDs instead of source strings for message keying\n"

        "    -compress\n"

        "           Compress the QM files\n"

        "    -nounfinished\n"

        "           Do not include unfinished translations\n"

        "    -removeidentical\n"

        "           If the translated text is the same as\n"

        "           the source text, do not include the message\n"

        "    -markuntranslated <prefix>\n"

        "           If a message has no real translation, use the source text\n"

        "           prefixed with the given string instead\n"

        "    -silent\n"

        "           Do not explain what is being done\n"

        "    -version\n"

        "           Display the version of lrelease and exit\n"

    ));

}

static bool loadTsFile(Translator &tor, const QString &tsFileName, bool /* verbose */)

{

    ConversionData cd;

    bool ok = tor.load(tsFileName, cd, QLatin1String("auto"));

    if (!ok) {

        qWarning("lrelease error: %s\n", qPrintable(cd.error()));

    } else {

        if (!cd.errors().isEmpty())

            printOut(cd.error());

    }

    return ok;

}

static bool releaseTranslator(Translator &tor, const QString &qmFileName,

    ConversionData &cd, bool removeIdentical)

{

    tor.reportDuplicates(tor.resolveDuplicates(), qmFileName, cd.isVerbose());

    if (cd.isVerbose())

        printOut(QCoreApplication::tr( "Updating '%1'...\n").arg(qmFileName));

    if (removeIdentical) {

        if (cd.isVerbose())

            printOut(QCoreApplication::tr( "Removing translations equal to source text in '%1'...\n").arg(qmFileName));

        tor.stripIdenticalSourceTranslations();

    }

    QFile file(qmFileName);

    if (!file.open(QIODevice::WriteOnly)) {

        qWarning("lrelease error: cannot create '%s': %s\n",

                 qPrintable(qmFileName), qPrintable(file.errorString()));

        return false;

    }

    tor.normalizeTranslations(cd);

    bool ok = tor.release(&file, cd);

    file.close();

    if (!ok) {

        qWarning("lrelease error: cannot save '%s': %s\n",

                 qPrintable(qmFileName), qPrintable(cd.error()));

    } else if (!cd.errors().isEmpty()) {

        printOut(cd.error());

    }

}

static bool releaseTsFile(const QString& tsFileName,

    ConversionData &cd, bool removeIdentical)

{

    Translator tor;

    if (!loadTsFile(tor, tsFileName, cd.isVerbose()))

        return false;

    QString qmFileName = tsFileName;

    foreach (const Translator::FileFormat &fmt, Translator::registeredFileFormats()) {

        if (qmFileName.endsWith(QLatin1Char('.') + fmt.extension)) {

            qmFileName.chop(fmt.extension.length() + 1);

            break;

        }

    }

    qmFileName += QLatin1String(".qm");

    return releaseTranslator(tor, qmFileName, cd, removeIdentical);

}

int main(int argc, char **argv)

{

#ifdef QT_BOOTSTRAPPED

    initBinaryDir(

#ifndef Q_OS_WIN

            argv[0]

#endif

            );

#else

    QCoreApplication app(argc, argv);

    QTranslator translator;

    if (translator.load(QLatin1String("lrelease_") + QLocale::system().name()))

        app.installTranslator(&translator);

#endif

    ConversionData cd;

    cd.m_verbose = true; // the default is true starting with Qt 4.2

    bool removeIdentical = false;

    Translator tor;

    QStringList inputFiles;

    QString outputFile;

    for (int i = 1; i < argc; ++i) {

        if (!strcmp(argv[i], "-compress")) {

            cd.m_saveMode = SaveStripped;

            continue;

        } else if (!strcmp(argv[i], "-idbased")) {

            cd.m_idBased = true;

            continue;

        } else if (!strcmp(argv[i], "-nocompress")) {

            cd.m_saveMode = SaveEverything;

            continue;

        } else if (!strcmp(argv[i], "-removeidentical")) {

            removeIdentical = true;

            continue;

        } else if (!strcmp(argv[i], "-nounfinished")) {

            cd.m_ignoreUnfinished = true;

            continue;

        } else if (!strcmp(argv[i], "-markuntranslated")) {

            if (i == argc - 1) {

                printUsage();

                return 1;

            }

            cd.m_unTrPrefix = QString::fromLocal8Bit(argv[++i]);

        } else if (!strcmp(argv[i], "-silent")) {

            cd.m_verbose = false;

            continue;

        } else if (!strcmp(argv[i], "-verbose")) {

            cd.m_verbose = true;

            continue;

        } else if (!strcmp(argv[i], "-version")) {

            printOut(QCoreApplication::tr( "lrelease version %1\n").arg(QLatin1String(QT_VERSION_STR)) );

            return 0;

        } else if (!strcmp(argv[i], "-qm")) {

            if (i == argc - 1) {

                printUsage();

                return 1;

            }

            outputFile = QString::fromLocal8Bit(argv[++i]);

        } else if (!strcmp(argv[i], "-help")) {

            printUsage();

            return 0;

        } else if (argv[i][0] == '-') {

            printUsage();

            return 1;

        } else {

            inputFiles << QString::fromLocal8Bit(argv[i]);

        }

    }

    if (inputFiles.isEmpty()) {

        printUsage();

        return 1;

    }

    foreach (const QString &inputFile, inputFiles) {

        if (inputFile.endsWith(QLatin1String(".pro"), Qt::CaseInsensitive)

            || inputFile.endsWith(QLatin1String(".pri"), Qt::CaseInsensitive)) {

            } else {

            }

        } else {

            if (outputFile.isEmpty()) {

                if (!releaseTsFile(inputFile, cd, removeIdentical))

                    return 1;

            } else {

                if (!loadTsFile(tor, inputFile, cd.isVerbose()))

                    return 1;

            }

        }

    }

    if (!outputFile.isEmpty())

        return releaseTranslator(tor, outputFile, cd, removeIdentical) ? 0 : 1;

    return 0;

}

#ifdef QT_BOOTSTRAPPED

#ifdef Q_OS_WIN

# include <windows.h>

#endif

static QString binDir;

static void initBinaryDir(

#ifndef Q_OS_WIN

        const char *_argv0

#endif

        )

{

#ifdef Q_OS_WIN

    wchar_t module_name[MAX_PATH];

    GetModuleFileName(0, module_name, MAX_PATH);

    QFileInfo filePath = QString::fromWCharArray(module_name);

    binDir = filePath.filePath();

#else

    QString argv0 = QFile::decodeName(QByteArray(_argv0));

    QString absPath;

    if (!argv0.isEmpty() && argv0.at(0) == QLatin1Char('/')) {

        /*

          If argv0 starts with a slash, it is already an absolute

          file path.

        */

        absPath = argv0;

    } else if (argv0.contains(QLatin1Char('/'))) {

        /*

          If argv0 contains one or more slashes, it is a file path

          relative to the current directory.

        */

        absPath = QDir::current().absoluteFilePath(argv0);

    } else {

        /*

          Otherwise, the file path has to be determined using the

          PATH environment variable.

        */

        QByteArray pEnv = qgetenv("PATH");

        QDir currentDir = QDir::current();

        QStringList paths = QString::fromLocal8Bit(pEnv.constData()).split(QLatin1String(":"));

        for (QStringList::const_iterator p = paths.constBegin(); p != paths.constEnd(); ++p) {

            if ((*p).isEmpty())

                continue;

            QString candidate = currentDir.absoluteFilePath(*p + QLatin1Char('/') + argv0);

            QFileInfo candidate_fi(candidate);

            if (candidate_fi.exists() && !candidate_fi.isDir()) {

                binDir = candidate_fi.canonicalPath();

                return;

            }

        }

        return;

    }

    QFileInfo fi(absPath);

    if (fi.exists())

        binDir = fi.canonicalPath();

#endif

}

QT_BEGIN_NAMESPACE

// The name is hard-coded in QLibraryInfo

QString qmake_libraryInfoFile()

{

    if (binDir.isEmpty())

        return QString();

    return QDir(binDir).filePath(QString::fromLatin1("qt.conf"));

}

QT_END_NAMESPACE

#endif // QT_BOOTSTRAPPED