File indexing completed on 2024-12-08 06:37:28

 /*  This file is part of the KDE libraries
  *    Copyright (C) 2016 Kåre Särs <kare.sars@iki.fi>
  *
  *    This library is free software; you can redistribute it and/or
  *    modify it under the terms of the GNU Library General Public
  *    License as published by the Free Software Foundation; either
  *    version 2 of the License, or (at your option) any later version.
  *
  *    This library is distributed in the hope that it will be useful,
  *    but WITHOUT ANY WARRANTY; without even the implied warranty of
  *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  *    Library General Public License for more details.
  *
  *    You should have received a copy of the GNU Library General Public License
  *    along with this library; see the file COPYING.LIB.  If not, write to
  *    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  *    Boston, MA 02110-1301, USA.
  */
 #include <QCommandLineParser>
 #include <QCoreApplication>
 #include <QDebug>
 #include <QFile>
 #include <QFileInfo>
 #include <QRegularExpression>
 #include <QString>
 
 QString link(const QString &path, const QString &fileName)
 {
     QFile in(path + QLatin1Char('/') + fileName);
     if (!in.open(QIODevice::ReadOnly)) {
         qDebug() << "failed to read" << path << fileName << in.fileName();
         return QString();
     }
 
     QString firstLine = QString::fromLocal8Bit(in.readLine());
     if (firstLine.isEmpty()) {
         qDebug() << in.fileName() << "line could not be read...";
         return QString();
     }
     QRegularExpression fNameReg(QStringLiteral("(.*\\.(?:svg|png|gif|ico))$"));
     QRegularExpressionMatch match = fNameReg.match(firstLine);
     if (!match.hasMatch()) {
         return QString();
     }
 
     QFileInfo linkInfo(path + QLatin1Char('/') + match.captured(1));
     QString aliasLink = link(linkInfo.path(), linkInfo.fileName());
     if (!aliasLink.isEmpty()) {
         // qDebug() <<  fileName << "=" << match.captured(1) << "=" << aliasLink;
         return aliasLink;
     }
 
     return path + QLatin1Char('/') + match.captured(1);
 }
 
 int parseFile(const QString &infile, const QString &outfile)
 {
     QFile in(infile);
     QFile out(outfile);
     QRegularExpression imageReg(QStringLiteral("<file>(.*\\.(?:svg|png|gif|ico))</file>"));
 
     if (!in.open(QIODevice::ReadOnly)) {
         qDebug() << "Failed to open" << infile;
         return -1;
     }
     if (!out.open(QIODevice::WriteOnly)) {
         qDebug() << "Failed to create" << outfile;
         return -2;
     }
 
     while (in.bytesAvailable()) {
         QString line = QString::fromLocal8Bit(in.readLine());
         QRegularExpressionMatch match = imageReg.match(line);
         if (!match.hasMatch()) {
             // qDebug() << "No Match: " << line;
             out.write(qPrintable(line));
             continue;
         }
 
         QFileInfo info(match.captured(1));
 
         QString aliasLink = link(info.path(), info.fileName());
         if (aliasLink.isEmpty()) {
             // qDebug() << "No alias: " << line;
             out.write(qPrintable(line));
             continue;
         }
 
         QString newLine = QStringLiteral("<file alias=\"%1\">%2</file>\n").arg(match.captured(1), aliasLink);
         // qDebug() << newLine;
         out.write(qPrintable(newLine));
     }
     return 0;
 }
 
 int main(int argc, char *argv[])
 {
     QCoreApplication app(argc, argv);
 
     QCommandLineParser parser;
 
     QCommandLineOption inOption(QStringList() << QLatin1String("i") << QLatin1String("infile"), QStringLiteral("Input qrc file"), QStringLiteral("infile"));
     QCommandLineOption outOption(QStringList() << QLatin1String("o") << QLatin1String("outfile"), QStringLiteral("Output qrc file"), QStringLiteral("outfile"));
     parser.setApplicationDescription(
         QLatin1String("On Windows git handles symbolic links by converting them "
                       "to text files containing the links to the actual file. This application "
                       "takes a .qrc file as input and outputs a .qrc file with the symbolic "
                       "links converted to qrc-aliases."));
     parser.addHelpOption();
     parser.addVersionOption();
     parser.addOption(inOption);
     parser.addOption(outOption);
     parser.process(app);
 
     const QString inName = parser.value(inOption);
     const QString outName = parser.value(outOption);
 
     return parseFile(inName, outName);
 }