projectporter.cpp

来自「奇趣公司比较新的qt/emd版本」· C++ 代码 · 共 406 行 · 第 1/2 页

*/
void ProjectPorter::portFiles(QString basePath, QStringList fileNames)
{
    foreach(QString fileName, fileNames) {
        QString fullFilePath;
        QFileInfo fileInfo(fileName);
        if (fileInfo.isAbsolute()) {
            fullFilePath = QDir::cleanPath(fileName);
        } else {
            fullFilePath = QDir::cleanPath(basePath + QLatin1String("/") + fileName);
        }

        QFileInfo fullFilePathInfo(fullFilePath);
        if (!fullFilePathInfo.exists()) {
            printf("Could not find file: %s\n", QDir::toNativeSeparators(fullFilePath).toLocal8Bit().constData());
            continue;
        }

        if (!processedFilesSet.contains(fullFilePath)){
            Logger::instance()->globalState[QLatin1String("currentFileName")] = fullFilePath;
            filePorter.port(fullFilePath);
            processedFilesSet.insert(fullFilePath);
        }
    }
}

void ProjectPorter::portProFile(QString fileName, QMap<QString, QString> tagMap)
{
    // Read pro file.
    QFile proFile(fileName);
    if (!proFile.open(QIODevice::ReadOnly))
        return;

    const QByteArray contents = proFile.readAll();
    const QByteArray lineEnding = detectLineEndings(contents);
    proFile.seek(0);

    QTextStream proTextStream(&proFile);
    QStringList lines;
    while (!proTextStream.atEnd())
        lines += proTextStream.readLine();

    proFile.close();

    // Find out what modules we should add to the QT variable.
     QSet<QByteArray> qtModules;

    // Add qt3support to the Qt tag
    qtModules.insert(QByteArray("qt3support"));

    // Read CONFIG and add other modules.
    QStringList config = tagMap[QLatin1String("CONFIG")].split(QLatin1String(" "), QString::SkipEmptyParts);
    if (config.contains(QLatin1String("opengl")))
        qtModules.insert(QByteArray("opengl"));
    if (config.contains(QLatin1String("xml")))
        qtModules.insert(QByteArray("xml"));
    if (config.contains(QLatin1String("sql")))
        qtModules.insert(QByteArray("sql"));
    if (config.contains(QLatin1String("network")))
        qtModules.insert(QByteArray("network"));

    // Get set of used modules from the file porter.
    qtModules += filePorter.usedQtModules();

    // Remove gui and core.
    qtModules.remove(QByteArray("gui"));
    qtModules.remove(QByteArray("core"));

    // Qt3Support is already added.
    qtModules.remove(QByteArray("3support"));

    // Remove modules already present in the QT variable.
    QStringList qt = tagMap[QLatin1String("QT")].split(QLatin1String(" "), QString::SkipEmptyParts);
    foreach(QString name, qt) {
        qtModules.remove(name.toLatin1());
    }

    Logger *logger = Logger::instance();
    bool changesMade = false;

    if (!qtModules.isEmpty()) {
        changesMade = true;
        QString insertText = QLatin1String("QT += ");
        foreach(QByteArray module, qtModules) {
            insertText += QString::fromLatin1(module) + QLatin1Char(' ');
        }
        lines += QString(QLatin1String("#The following line was inserted by qt3to4"));
        lines += insertText;
         QString logText = QLatin1String("In file ")
                        + logger->globalState.value(QLatin1String("currentFileName"))
                        + QLatin1String(": Added entry ")
                        + insertText;
        logger->addEntry(new PlainLogEntry(QLatin1String("Info"), QLatin1String("Porting"), logText));
    }

    // Add uic3 if we have forms, and change FORMS and INTERFACES to FORMS3
    if (!tagMap[QLatin1String("FORMS")].isEmpty() || !tagMap[QLatin1String("INTERFACES")].isEmpty()) {
        changesMade = true;
        lines += QString(QLatin1String("#The following line was inserted by qt3to4"));
        QString insertText = QLatin1String("CONFIG += uic3") + QString::fromLatin1(lineEnding.constData());
        lines += insertText;
        QString logText = QLatin1String("In file ")
                        + logger->globalState.value(QLatin1String("currentFileName"))
                        + QLatin1String(": Added entry ")
                        + insertText;
        logger->addEntry(new PlainLogEntry(QLatin1String("Info"), QLatin1String("Porting"), logText));

        const QString formsToForms3(QLatin1String("#The following line was changed from FORMS to FORMS3 by qt3to4"));
        const QString interfacesToForms3(QLatin1String("#The following line was changed from INTERFACES to FORMS3 by qt3to4"));
        for (int i = 0; i < lines.count(); ++i) {
            QString cLine = lines.at(i);
            cLine = cLine.trimmed();
            if (cLine.startsWith(QLatin1String("FORMS"))) {
                lines[i].replace(QLatin1String("FORMS"), QLatin1String("FORMS3"));
                lines.insert(i, formsToForms3);
                ++i;
                QString logText = QLatin1String("In file ")
                    + logger->globalState.value(QLatin1String("currentFileName"))
                    + QLatin1String(": Renamed FORMS to FORMS3");
                logger->addEntry(new PlainLogEntry(QLatin1String("Info"), QLatin1String("Porting"), logText));
            } else if (cLine.startsWith(QLatin1String("INTERFACES"))) {
                lines[i].replace(QLatin1String("INTERFACES"), QLatin1String("FORMS3"));
                lines.insert(i, interfacesToForms3);
                ++i;
                QString logText = QLatin1String("In file ")
                    + logger->globalState.value(QLatin1String("currentFileName"))
                    + QLatin1String(": Renamed INTERFACES to FORMS3");
                logger->addEntry(new PlainLogEntry(QLatin1String("Info"), QLatin1String("Porting"), logText));
            }
        }
    }

    // Comment out any REQUIRES tag.
    if (!tagMap[QLatin1String("REQUIRES")].isEmpty()) {
        changesMade = true;
        QString insertText(QLatin1String("#The following line was commented out by qt3to4"));
        for (int i = 0; i < lines.count(); ++i) {
            if (lines.at(i).startsWith(QLatin1String("REQUIRES"))) {
                QString lineCopy = lines.at(i);
                lineCopy.prepend(QLatin1Char('#'));
                lines[i] = lineCopy;
                lines.insert(i, insertText);
                ++i; //skip ahead, we just insertet a line at i.
                QString logText = QLatin1String("In file ")
                            + logger->globalState.value(QLatin1String("currentFileName"))
                            + QLatin1String(": Commented out REQUIRES section");
                logger->addEntry(new PlainLogEntry(QLatin1String("Info"), QLatin1String("Porting"), logText));
            }
        }
    }

    // Check if any changes has been made.
    if (!changesMade) {
        Logger::instance()->addEntry(
            new PlainLogEntry(QLatin1String("Info"), QLatin1String("Porting"),  QLatin1String("No changes made to file ") + fileName));
        Logger::instance()->commitSection();
        return;
    }

    // Write lines to array.
    QByteArray bob;
    QTextStream outProFileStream(&bob);
    foreach(QString line, lines)
        outProFileStream << line << lineEnding;
    outProFileStream.flush();

    // Write array to file, commit log if write was successful.
    FileWriter::WriteResult result = FileWriter::instance()->writeFileVerbously(fileName, bob);
    if (result == FileWriter::WriteSucceeded) {
        logger->commitSection();
    } else if (result == FileWriter::WriteFailed) {
        logger->revertSection();
        logger->addEntry(
            new PlainLogEntry(QLatin1String("Error"), QLatin1String("Porting"),  QLatin1String("Error writing to file ") + fileName));
    } else if (result == FileWriter::WriteSkipped) {
        logger->revertSection();
        logger->addEntry(
            new PlainLogEntry(QLatin1String("Error"), QLatin1String("Porting"),  QLatin1String("User skipped file ") + fileName));
    } else {
        // Internal error.
        logger->revertSection();
        const QString errorString = QLatin1String("Internal error in qt3to4 - FileWriter returned invalid result code while writing to ") + fileName;
        logger->addEntry(new PlainLogEntry(QLatin1String("Error"), QLatin1String("Porting"), errorString));
    }
}

/*
    Enables attribute generation for fileName. The file is looked up using the
    provied includeFiles object.
*/
void ProjectPorter::enableAttributes(const IncludeFiles &includeFiles, const QString &fileName)
{
    QString resolvedFilePath = includeFiles.resolve(fileName);
    if (!QFile::exists(resolvedFilePath))
            resolvedFilePath = includeFiles.angleBracketLookup(fileName);
    if (!QFile::exists(resolvedFilePath))
        return;

    TokenContainer tokenContainer = preprocessorCache.sourceTokens(resolvedFilePath);
    TokenAttributes *attributes = tokenContainer.tokenAttributes();
    attributes->addAttribute("CreateAttributes", "True");
}