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Static analysis of MovieJukebox project
There is a newer version: 2.9
/*
 *      Copyright (c) 2004-2012 YAMJ Members
 *      http://code.google.com/p/moviejukebox/people/list
 *
 *      Web: http://code.google.com/p/moviejukebox/
 *
 *      This software is licensed under a Creative Commons License
 *      See this page: http://code.google.com/p/moviejukebox/wiki/License
 *
 *      For any reuse or distribution, you must make clear to others the
 *      license terms of this work.
 */
package com.moviejukebox.scanner;

import com.moviejukebox.tools.SystemTools;
import java.io.File;
import java.util.ArrayList;
import net.sf.xmm.moviemanager.fileproperties.FilePropertiesMovie;
import org.apache.log4j.Logger;

/**
 * @author Grael by using GPL Source from Mediterranean :
 * @(#)DialogMovieInfo.java 1.0 26.09.06 (dd.mm.yy)
 *
 * Copyright (2003) Mediterranean
 *
 * This program 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 2, or any later version.
 *
 * This program 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 this program; if not, write to the Free
 * Software Foundation, Inc., 59 Temple Place, Boston, MA 02111.
 *
 * Contact: [email protected]
 */
public class DVDRipScanner {

    private static final Logger logger = Logger.getLogger(DVDRipScanner.class);
    private static final String logMessage = "DVDRipScanner: ";

    public DVDRipScanner() {
    }

    public FilePropertiesMovie executeGetDVDInfo(File mediaRep) {
        try {

            // Gets the path...
            File selectedFile = mediaRep;

            if (selectedFile.getName().equalsIgnoreCase("AUDIO_TS") || selectedFile.getName().equalsIgnoreCase("VIDEO_TS")) { //$NON-NLS-1$
                selectedFile = selectedFile.getParentFile();
            }

            File[] list = selectedFile.listFiles();

            String videoTS = "";

            for (int i = 0; i < list.length && !videoTS.equalsIgnoreCase("VIDEO_TS"); i++) {
                videoTS = list[i].getName();
            }

            if (!videoTS.equalsIgnoreCase("VIDEO_TS")) {
                return null;
            }

            selectedFile = new File(selectedFile.getAbsolutePath(), videoTS);

            /* Get the ifo files */
            list = selectedFile.listFiles();

            ArrayList ifoList = new ArrayList(4);

            for (int i = 0; i < list.length; i++) {

                if (list[i].getName().regionMatches(true,
                        list[i].getName().lastIndexOf("."), ".ifo", 0, 4) && !"VIDEO_TS.IFO".equalsIgnoreCase(list[i].getName())) {//$NON-NLS-1$ //$NON-NLS-2$
                    ifoList.add(list[i]);
                }
            }

            File[] ifo = (File[]) ifoList.toArray(new File[ifoList.size()]);

            if (ifo == null || ifo.length == 0) {
                logger.info(logMessage + "No Ifo Found with disk format.");
            } else {

                int longestDuration = 0;
                int longestDurationIndex = -1;

                FilePropertiesMovie[] fileProperties = new FilePropertiesMovie[ifo.length];

                for (int i = 0; i < ifo.length; i++) {
                    try {
                        fileProperties[i] = new FilePropertiesMovie(ifo[i].getAbsolutePath());

                        if (longestDuration == 0 || fileProperties[i].getDuration() > longestDuration) {
                            longestDuration = fileProperties[i].getDuration();
                            longestDurationIndex = i;
                        }

                    } catch (Exception error) {
                        logger.debug(logMessage + "Error when parsing file:" + ifo[i]);
                    }
                }

                if (longestDurationIndex == -1) {
                    logger.info(logMessage + "Error retrieving file durations for IFO file, processing skipped.");
                    return null;
                } else {
                    return fileProperties[longestDurationIndex];
                }
            }
        } catch (Exception error) {
            logger.error(SystemTools.getStackTrace(error));
            return null;
        }
        return null;
    }
}