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HostChooser.java

/*
 * 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */
package net.sf.jftp.gui.hostchooser;

import java.awt.BorderLayout;
import java.awt.Cursor;
import java.awt.FlowLayout;
import java.awt.Font;
import java.awt.GridLayout;
import java.awt.Insets;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.ComponentEvent;
import java.awt.event.ComponentListener;
import java.awt.event.WindowEvent;
import java.awt.event.WindowListener;
import java.io.IOException;

import javax.swing.JCheckBox;
import javax.swing.JDialog;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JTextArea;

import net.sf.jftp.JFtp;
import net.sf.jftp.config.LoadSet;
import net.sf.jftp.config.SaveSet;
import net.sf.jftp.config.Settings;
import net.sf.jftp.gui.base.FtpHost;
import net.sf.jftp.gui.framework.HButton;
import net.sf.jftp.gui.framework.HFrame;
import net.sf.jftp.gui.framework.HPanel;
import net.sf.jftp.gui.framework.HPasswordField;
import net.sf.jftp.gui.framework.HTextField;
import net.sf.jftp.gui.tasks.HostList;
import net.sf.jftp.net.FilesystemConnection;
import net.sf.jftp.net.FtpConnection;
import net.sf.jftp.net.FtpURLConnection;
import net.sf.jftp.net.StartConnection;
import net.sf.jftp.system.StringUtils;
import net.sf.jftp.system.logging.Log;


public class HostChooser extends HFrame implements ActionListener,
                                                   WindowListener
{
    public HTextField host = new HTextField("Hostname:", "localhost        ");
    public HTextField user = new HTextField("Username:", "anonymous        ");

    //public static HTextField pass = new HTextField("Password:","none@nowhere.no");
    public HPasswordField pass = new HPasswordField("Password:",
                                                    "none@nowhere.no");
    public HTextField port = new HTextField("Port:    ", "21");
    public HTextField cwd = new HTextField("Remote:  ", Settings.defaultDir);
    public HTextField lcwd = new HTextField("Local:   ", Settings.defaultWorkDir);
    public HTextField dl = new HTextField("Max. connections:    ", "3");
    public HTextField crlf = new HTextField("Override server newline:    ", "<default>");
    private JCheckBox anonBox = new JCheckBox("Use anonymous login", false);
    private JCheckBox listBox = new JCheckBox("LIST compatibility mode", false);
    private JCheckBox dirBox = new JCheckBox("Use default directories",
                                             Settings.getUseDefaultDir());
    private JCheckBox modeBox = new JCheckBox("Use active Ftp (no need to)",
                                              false);
    private JCheckBox threadBox = new JCheckBox("Multiple connections", false);
    private HPanel okP = new HPanel();
    private HButton ok = new HButton("Connect");
    private HButton backMode = new HButton("Yes");
    private HButton frontMode = new HButton("No");
    private HFrame h = new HFrame();
    private HPanel listP = new HPanel();
    private HButton list = new HButton("Choose from or edit list...");
    private ComponentListener listener = null;
    private int mode = 0;
    private boolean useLocal = false;
    private boolean ext = Settings.showNewlineOption;

    public HostChooser(ComponentListener l, boolean local)
    {
        listener = l;
        useLocal = local;
        //TODO ext -> newlineoption
        //this.ext = ext;
        init();
    }

    public HostChooser(ComponentListener l)
    {
        listener = l;
        init();
    }

    public HostChooser()
    {
        init();
    }

    public void init()
    {
        //setSize(600, 340);
       // setLocation(50, 150);
        setTitle("Ftp Connection...");
        setBackground(okP.getBackground());
        getContentPane().setLayout(new GridLayout((ext ? 8 : 7), 2, 5, 3));

        anonBox.setSelected(false);
        user.setEnabled(true);
        pass.text.setEnabled(true);

        LoadSet l = new LoadSet();
        String[] login = l.loadSet(Settings.login_def);

        if((login != null) && (login[0] != null))
        {
            host.setText(login[0]);
            user.setText(login[1]);

            if(login[3] != null)
            {
                port.setText(login[3]);
            }

            if(login[4] != null)
            {
                cwd.setText(login[4]);
            }

            if(login[5] != null)
            {
                lcwd.setText(login[5]);
            }
        }

        if(Settings.getStorePasswords())
        {
            if(login != null)
            {
                pass.setText(login[2]);
            }
        }
        else
        {
            pass.setText("");
        }

        getContentPane().add(host);
        getContentPane().add(port);
        getContentPane().add(anonBox);
        getContentPane().add(listBox);
        getContentPane().add(user);
        getContentPane().add(pass);
        getContentPane().add(dirBox);
        getContentPane().add(modeBox);
        getContentPane().add(lcwd);
        getContentPane().add(cwd);
        getContentPane().add(threadBox);
        getContentPane().add(dl);

if(ext) {
        getContentPane().add(crlf);

      JPanel x1 = new JPanel();
      x1.setLayout(new BorderLayout(2,2));
      JLabel l1 = new JLabel("Unix: LF, Mac/MVS: CR, Win: CRLF");
      l1.setFont(new Font("Dialog", Font.PLAIN, 10));
      JLabel l2 = new JLabel("Don't change this unless you transfer text only");
      l2.setFont(new Font("Dialog", Font.PLAIN, 10));
      x1.add("North", l1);
      x1.add("South", l2);
        getContentPane().add(x1);
}

        modeBox.setSelected(!Settings.getFtpPasvMode());
        threadBox.setSelected(Settings.getEnableMultiThreading());
        dirBox.setSelected(Settings.getUseDefaultDir());
        anonBox.addActionListener(this);
        threadBox.addActionListener(this);

        getContentPane().add(okP);
        okP.add(ok);
        ok.addActionListener(this);

        getContentPane().add(listP);
        listP.add(list);
        list.addActionListener(this);

        dirBox.addActionListener(this);
        setDefaultCloseOperation(JDialog.DO_NOTHING_ON_CLOSE);

        lcwd.setEnabled(!dirBox.isSelected());
        cwd.setEnabled(!dirBox.isSelected());
        pass.text.addActionListener(this);

        pack();
        setModal(false);
        setVisible(false);
        invalidate();
        validate();
        addWindowListener(this);
        prepareBackgroundMessage();
    }

    public void update()
    {
      fixLocation();
        setVisible(true);
        toFront();
        host.requestFocus();
    }

    public void update(String url)
    {
        try
        {
            FtpURLConnection uc = new FtpURLConnection(new java.net.URL(url));
            FtpConnection con = uc.getFtpConnection();

            JFtp.statusP.jftp.addConnection(url, con);

            //con.addConnectionListener((ConnectionListener) JFtp.localDir);
            //con.addConnectionListener((ConnectionListener) JFtp.remoteDir);
            //JFtp.remoteDir.setCon(con);
            uc.connect();

            int response = uc.getLoginResponse();

            if(response != FtpConnection.LOGIN_OK)
            {
                setTitle("Wrong password!");
                host.setText(uc.getHost());
                port.setText(Integer.toString(uc.getPort()));
                user.setText(uc.getUser());
                pass.setText(uc.getPass());
                setVisible(true);
                toFront();
                host.requestFocus();
            }
            else
            {
                this.dispose();

                if(listener != null)
                {
                    listener.componentResized(new ComponentEvent(this, 0));
                }

                JFtp.mainFrame.setVisible(true);
                JFtp.mainFrame.toFront();
            }
        }

        //catch(MalformedURLException ex)
        //{
        //  Log.debug("Malformed URL!");
        //  ex.printStackTrace();
        //}
        catch(IOException ex)
        {
            Log.debug("Error!");
            ex.printStackTrace();
        }
    }

    public void actionPerformed(ActionEvent e)
    {
        if((e.getSource() == ok) || (e.getSource() == pass.text))
        {
            // Switch windows
            //this.setVisible(false);
            setCursor(new Cursor(Cursor.WAIT_CURSOR));

            //JFtp.mainFrame.setVisible(true);
            //JFtp.mainFrame.toFront();
            FtpConnection con = null;
            JFtp.setHost(host.getText());

            String htmp = StringUtils.cut(host.getText(), " ");
            String utmp = StringUtils.cut(user.getText(), " ");
            String ptmp = StringUtils.cut(pass.getText(), " ");
            String potmp = StringUtils.cut(port.getText(), " ");

            Settings.setProperty("jftp.ftpPasvMode", !modeBox.isSelected());
            Settings.setProperty("jftp.enableMultiThreading",
                                 threadBox.isSelected());
            Settings.setProperty("jftp.useDefaultDir", dirBox.isSelected());

            if(listBox.isSelected())
            {
                FtpConnection.LIST = "LIST";
            }
            else
            {
                FtpConnection.LIST = "LIST -laL";
            }

            /* All the information of the current server are stored in JFtp.HostInfo */
            JFtp.hostinfo.hostname = htmp;
            JFtp.hostinfo.username = utmp;
            JFtp.hostinfo.password = ptmp;
            JFtp.hostinfo.port = potmp;
            JFtp.hostinfo.type = "ftp";

            boolean pasv = Settings.getFtpPasvMode();
            boolean threads = Settings.getEnableMultiThreading();

            /*
            if(!pasv && threads) // only passive ftp threading works
            {
                //Settings.setProperty("jftp.enableMultiThreading", false);
                JDialog j = new JDialog();
                j.setTitle("Warning");
                j.setLocation(150, 150);
                j.setSize(450, 100);
                j.getContentPane().add(new JLabel("Multithreading in active mode is EXPERIMENTAL"));
                j.setDefaultCloseOperation(JDialog.DISPOSE_ON_CLOSE);
                j.setModal(true);
                j.setVisible(true);
            }*/

            int x = Integer.parseInt(dl.getText().trim());
            Settings.maxConnections = x;

            Settings.save();

            //*** My modifications are below here
            String dtmp;
            String ltmp;

            if(dirBox.isSelected())
            {
                dtmp = Settings.defaultDir;
                ltmp = Settings.defaultWorkDir;
            }
            else
            {
                dtmp = cwd.getText();
                ltmp = lcwd.getText();
            }

            //*** More of my stuff
            SaveSet s = new SaveSet(Settings.login_def, htmp, utmp, ptmp,
                                    potmp, dtmp, ltmp);

            if(JFtp.localDir instanceof FilesystemConnection)
            {
                if(!JFtp.localDir.setPath(ltmp))
                {
                    if(!JFtp.localDir.setPath(System.getProperty("user.home")))
                    {
                        JFtp.localDir.setPath("/");
                    }
                }
            }

            int response = StartConnection.startFtpCon(htmp, utmp, ptmp,
                                                       Integer.parseInt(potmp),
                                                       dtmp, useLocal, crlf.getText().trim());

            /*

            con = new FtpConnection(htmp,
                                    Integer.parseInt(potmp), dtmp);


            //con.addConnectionListener((ConnectionListener) JFtp.localDir);
            //con.addConnectionListener((ConnectionListener) JFtp.remoteDir);
            //JFtp.remoteDir.setCon(con);

            if (useLocal)
                   JFtp.statusP.jftp.addLocalConnection(
                           htmp, con);
            else
                   JFtp.statusP.jftp.addConnection(htmp, con);

            int response = con.login(utmp, ptmp);

            */
            //*** START OF STUFF TO PUT INTO SEPARATE METHOD
            /*
            if (response!=FtpConnection.LOGIN_OK)
                    tryFtpAgain(response, htmp, ptmp, utmp, potmp,
                        dtmp, useLocal);

            */
            //*** END OF STUFF TO PUT INTO  SEPARATE METHOD
            //else
            //{
            setCursor(new Cursor(Cursor.DEFAULT_CURSOR));
            this.dispose();

            //this.setVisible(false);
            JFtp.mainFrame.setVisible(true);
            JFtp.mainFrame.toFront();

            if(listener != null)
            {
                listener.componentResized(new ComponentEvent(this, 0));
            }

            //}
        }
        else if(e.getSource() == list)
        {
            HostList hl = new HostList(this);
            FtpHost selectedHost = hl.getFtpHost();

            if(selectedHost == null)
            {
                return;
            }

            host.setText(selectedHost.hostname);
            pass.setText(selectedHost.password);
            user.setText(selectedHost.username);
            port.setText(selectedHost.port);

            Settings.setProperty("jftp.useDefaultDir", true);
            dirBox.setSelected(Settings.getUseDefaultDir());
            lcwd.setEnabled(!dirBox.isSelected());
            cwd.setEnabled(!dirBox.isSelected());
        }
        else if(e.getSource() == dirBox)
        {
            if(!dirBox.isSelected())
            {
                lcwd.setEnabled(true);
                cwd.setEnabled(true);
            }
            else
            {
                lcwd.setEnabled(false);
                cwd.setEnabled(false);
            }
        }
        else if(e.getSource() == anonBox)
        {
            if(!anonBox.isSelected())
            {
                user.setEnabled(true);
                pass.text.setEnabled(true);
            }
            else
            {
                user.setText("anonymous");
                pass.setText("no@no.no");
                user.setEnabled(false);
                pass.text.setEnabled(false);
            }
        }
        else if(e.getSource() == threadBox)
        {
            if(threadBox.isSelected())
            {
                dl.setEnabled(true);
            }
            else
            {
                dl.setEnabled(false);
            }
        }
        else if(e.getSource() == backMode)
        {
            mode = 1;
            h.setVisible(false);
            ;
        }
        else if(e.getSource() == frontMode)
        {
            mode = 2;
            h.setVisible(false);
        }
    }

    /*
    private void setFilesystemConnection()
    {
    FilesystemConnection c = new FilesystemConnection();
    c.addConnectionListener(((ConnectionListener)JFtp.remoteDir));
    if(!c.chdir("/")) c.chdir("C:\\");
    JFtp.remoteDir.setCon(c);
    }
    */
    private void prepareBackgroundMessage()
    {
        HPanel p = new HPanel();
        p.add(backMode);
        p.add(frontMode);
        p.setLayout(new FlowLayout(FlowLayout.CENTER));

        backMode.addActionListener(this);
        frontMode.addActionListener(this);

        h.getContentPane().setLayout(new BorderLayout(10, 10));
        h.setTitle("Connection failed!");
        h.setLocation(150, 200);

        JTextArea text = new JTextArea();
        h.getContentPane().add("Center", text);
        h.getContentPane().add("South", p);
        text.setText(" ---------------- Output -----------------\n\n" +
                     "The server is busy at the moment.\n\n" +
                     "Do you want JFtp to go to disappear and try to login\n" +
                     "continuously?\n\n" +
                     "(It will show up again when it has initiated a connection)\n\n");
        JFtp.log.setText("");
        text.setEditable(false);
        h.pack();
    }

    public void windowClosing(WindowEvent e)
    {
        //System.exit(0);
        this.dispose();
    }

    public void windowClosed(WindowEvent e)
    {
    }

    public void windowActivated(WindowEvent e)
    {
    }

    public void windowDeactivated(WindowEvent e)
    {
    }

    public void windowIconified(WindowEvent e)
    {
    }

    public void windowDeiconified(WindowEvent e)
    {
    }

    public void windowOpened(WindowEvent e)
    {
    }

    public Insets getInsets()
    {
        Insets std = super.getInsets();

        return new Insets(std.top + 10, std.left + 10, std.bottom + 10,
                          std.right + 10);
    }

    public void pause(int time)
    {
        try
        {
            Thread.sleep(time);
        }
        catch(Exception ex)
        {
        }
    }

    private void tryFtpAgain(int response, String htmp, String ptmp,
                             String utmp, String potmp, String dtmp,
                             boolean useLocal)
    {
        //*** FOR TESTING PURPOSES
        //System.out.println(htmp + " " + ptmp + " " + utmp);
        //System.out.println(potmp + " " + dtmp);
        //***
        if((response == FtpConnection.OFFLINE) && Settings.reconnect)
        {
            //FtpConnection con;
            setCursor(new Cursor(Cursor.DEFAULT_CURSOR));

            h.setVisible(true);

            while(mode == 0)
            {
                pause(10);
            }

            JFtp.mainFrame.setVisible(false);

            while((response == FtpConnection.OFFLINE) && (mode == 1))
            {
                System.out.print("Server is full, next attempt in ");

                int r = 5;

                for(int i = 0; i < r; r--)
                {
                    System.out.print("" + r + "-");

                    try
                    {
                        Thread.sleep(1000);
                    }
                    catch(Exception ex)
                    {
                    }
                }

                System.out.println("0...");

                /* con = new
                        FtpConnection(
                                htmp,
                                Integer.parseInt(potmp),
                                dtmp);

                */
                //response = con.login(utmp, ptmp);
                response = StartConnection.startFtpCon(htmp, utmp, ptmp,
                                                       Integer.parseInt(potmp),
                                                       dtmp, useLocal);
            }

            if(mode == 1)
            {
                JFtp.mainFrame.setVisible(true);
            }
            else
            {
                // Switch windows
                JFtp.mainFrame.setVisible(false);
                this.setVisible(true);
                this.toFront();

                return;
            }
        }
        else if((response != FtpConnection.LOGIN_OK) ||
                    ((response == FtpConnection.OFFLINE) &&
                    (!Settings.reconnect)))
        {
            setCursor(new Cursor(Cursor.DEFAULT_CURSOR));

            //setFilesystemConnection();
            if(useLocal)
            {
                JFtp.statusP.jftp.closeCurrentLocalTab();
            }
            else
            {
                JFtp.statusP.jftp.closeCurrentTab();
            }

            //this.setVisible(true);
            //this.toFront();
            return;
        }
    }

    //*** tryFtpAgain
}

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