org.stanwood.media.search.NFOSearchHelper.java Source code

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Here is the source code for org.stanwood.media.search.NFOSearchHelper.java

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/*
 *  Copyright (C) 2008-2011  John-Paul.Stanford <dev@stanwood.org.uk>
 *
 *  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 3 of the License, or
 *  (at your option) 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, see <http://www.gnu.org/licenses/>.
 */
package org.stanwood.media.search;

import java.io.File;
import java.io.FilenameFilter;

import org.apache.commons.lang.StringUtils;
import org.stanwood.media.MediaDirectory;
import org.stanwood.media.setup.WatchDirConfig;

/**
 * Helper class for search operations releated to NFO files
 */
public class NFOSearchHelper {

    private static File findNFOfileInDir(MediaDirectory rootMediaDir, File parentDir) {
        while (isMediaDir(rootMediaDir, parentDir)) {

            // Now check that their is one nfo file in the directory
            File files[] = parentDir.listFiles(new FilenameFilter() {
                @Override
                public boolean accept(File arg0, String arg1) {
                    return StringUtils.endsWithIgnoreCase(arg1, ".nfo"); //$NON-NLS-1$
                }
            });
            if (files.length == 1) {
                return files[0];
            }
            parentDir = parentDir.getParentFile();
        }
        return null;
    }

    private static boolean isMediaDir(MediaDirectory rootMediaDir, File parentDir) {
        if (parentDir == null) {
            return false;
        } else if (parentDir.equals(rootMediaDir.getMediaDirConfig().getMediaDir())) {
            return false;
        } else {
            for (WatchDirConfig wd : rootMediaDir.getController().getWatchDirectories()) {
                if (parentDir.equals(wd.getWatchDir())) {
                    return false;
                }
            }
        }
        return true;
    }

    /**
     * Used to find a NFO file if their is one for a given media file
     * @param rootMediaDir The media directory been processed
     * @param mediaFile The media file
     * @return The NFO file or NULL if not found
     */
    public static File findNFOfile(MediaDirectory rootMediaDir, File mediaFile) {
        return findNFOfileInDir(rootMediaDir, mediaFile.getParentFile());
    }
}