/**
 *#########################################################################
 *
 * A component of the Gatherer application, part of the Greenstone digital
 * library suite from the New Zealand Digital Library Project at the
 * University of Waikato, New Zealand.
 *
 * Author: John Thompson, Greenstone Digital Library, University of Waikato
 *
 * Copyright (C) 1999 New Zealand Digital Library Project
 *
 * 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 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, write to the Free Software
 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *########################################################################
 */
package org.greenstone.gatherer;


import java.awt.*;
import java.io.*;
import java.util.*;
import javax.swing.*;
import org.greenstone.gatherer.feedback.ActionRecorderDialog;
import org.greenstone.gatherer.gui.GUIManager;
import org.greenstone.gatherer.util.Utility;


/** Containing the main() method for the Gatherer, this class is the
 * starting point for the rest of the application. Using GetOpt and
 * GathererBase it first parses the command line arguments, preparing to
 * update the configuration as required. Next it loads several important
 * support classes such as the Configuration and Dictionary. Finally it
 * creates the other important managers and sends them on their way.
 * @author John Thompson, Greenstone Digital Library, University of Waikato
 * @version 2.3
 */
public class GathererProg
{
    /** The entry point into the Gatherer. Parses arguments.
     * @param args A collection of arguments that may include: initial screen size, dictionary, path to the GSDL etc.
     * @see java.io.File
     * @see java.io.FileInputStream
     * @see java.lang.Exception
     * @see java.util.Properties
     * @see org.greenstone.gatherer.Dictionary
     * @see org.greenstone.gatherer.Gatherer
     */
    static public void main(String[] args) {
	// A serious hack, but its good enough to stop crappy 'Could not
	// lock user prefs' error messages.  Thanks to Walter Schatz from
	// the java forums.
	System.setProperty("java.util.prefs.syncInterval","2000000"); 
	// => results in One message every 600 hours!

	// Ensure platform specific LAF
	try {
	    UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
	}
	catch (Exception exception) {
	    exception.printStackTrace();
	}

	// Ensure the GLI user directory exists
	File gli_user_directory = Utility.getGLIUserFolder();
	if (!gli_user_directory.exists()) {
	    gli_user_directory.mkdirs();
	}

	Gatherer gatherer = new Gatherer();

	Dimension size = new Dimension(800, 540);

	GetOpt go = new GetOpt(args);

	if (go.feedback_enabled) {
	    // If feedback is enabled, set up the recorder dialog.
	    // Use the default locale for now - this will be changed by the
	    // Gatherer run method
	    Locale currLocale = Locale.getDefault(); 
	    ActionRecorderDialog dlg = new ActionRecorderDialog (currLocale);
	    gatherer.feedback_enabled = true;
	    gatherer.feedback_dialog = dlg;
	}

	if (go.collect_directory_path != null) {
	    // Use non-standard collect directory (for when running one GLI in a network environment)
	    Gatherer.setCollectDirectoryPath(go.collect_directory_path);
	}

	GUIManager g_man 
	    = gatherer.init(size, go.gsdl_path, go.gsdl3_path, go.local_library_path,
				 go.library_url_string, go.debug, go.perl_path, 
				 go.no_load, go.filename, go.site_name, 
				 go.servlet_path, go.wget_path);
	gatherer.run(size, g_man);

	// If there was an open collection last session, reopen it.
	if (Gatherer.open_collection_file_path != null) {
	    Gatherer.c_man.loadCollection(Gatherer.open_collection_file_path);
	}
    }
}