main.cpp

/*
 * This file is part of SubCleaner.
 * Copyright (C) 2014-2019  Andrey Efremov <duxus@yandex.ru>
 *
 * SubCleaner is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * SubCleaner 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with SubCleaner.  If not, see <https://www.gnu.org/licenses/>.
 */

#include "cleaner.h"
#include <QCoreApplication>
#include <QCommandLineParser>
#include <QFileInfo>
#include <QDir>
#include <QTimer>

int main(int argc, char *argv[])
{
    QCoreApplication app(argc, argv);
    app.setApplicationName("SubCleaner");
    app.setApplicationVersion("2.0");
    app.setOrganizationName("Unlimited Web Works");

    QCommandLineParser parser;
    parser.setApplicationDescription("This program strips fonts, graphics and other useless information from SSA/ASS files.");
    parser.addHelpOption();
    parser.addVersionOption();
    parser.addPositionalArgument("input", "Input subtitle file.");
    parser.addPositionalArgument("output", "Output subtitle file.");

    const QCommandLineOption stripComments({"c", "strip-comments"}, "Strip comments.");
    const QCommandLineOption stripStyleInfo({"i", "strip-info"}, "Strip useless lines from info section.");
    parser.addOption(stripComments);
    parser.addOption(stripStyleInfo);

    parser.process(app);
    const QStringList args = parser.positionalArguments();

    if (args.isEmpty())
    {
        fprintf(stderr, "%s\n", qPrintable("Input file doesn't set."));
        ::exit(EXIT_FAILURE);
    }
    const QString inputFile = args.at(0);
    QString outputFile;

    if (args.length() >= 2)
    {
        outputFile = args.at(1);
    }
    else
    {
        const QFileInfo fileInfo(inputFile);
        QStringList fileName = {fileInfo.completeBaseName(), "clean", fileInfo.suffix()};
        fileName.removeAll(""); // На случай пустого суффикса
        outputFile = fileInfo.dir().filePath(fileName.join('.'));
    }

    Cleaner::Options flags;
    if ( parser.isSet(stripComments) )  flags |= Cleaner::StripComments;
    if ( parser.isSet(stripStyleInfo) ) flags |= Cleaner::StripStyleInfo;

    const Cleaner cleaner(&app, inputFile, outputFile, flags);
    QObject::connect(&cleaner, &Cleaner::finished, &app, &QCoreApplication::quit);
    QTimer::singleShot(0, &cleaner, &Cleaner::run);
    return app.exec();
}