frameappli.java

SOCK VIA HTTP是通过HTTP建立通道的SOCK

/*
This file is part of Socks via HTTP.

This package 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.

Socks via HTTP 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 Socks via HTTP; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/

// Title :        FrameAppli.java
// Version :      0.40
// Copyright :    Copyright (c) 2001
// Author :       Florent CUETO ([e-mail])
// Description :  GUI

package socks4;

import java.awt.*;
import java.awt.event.*;

public class FrameAppli extends Frame implements Output
{
  private static final String PROPERTIES_FILE = "socks4.init";
  private java.text.SimpleDateFormat dateFormat = new java.text.SimpleDateFormat("[HH:mm]");
  private ConnectionServer srv = null;

  TextField textField1 = new TextField();
  Label label1 = new Label();
  Label label2 = new Label();
  TextField textField2 = new TextField();
  Checkbox checkbox1 = new Checkbox();
  Label label3 = new Label();
  Label label4 = new Label();
  TextField textField3 = new TextField();
  TextField textField4 = new TextField();
  Button button1 = new Button();
  Button button2 = new Button();
  TextField textField5 = new TextField();
  Label label5 = new Label();
  Label label6 = new Label();
  TextField textField6 = new TextField();
  TextArea textArea1 = new TextArea();
  Button button3 = new Button();
  Checkbox checkbox2 = new Checkbox();
  Checkbox checkbox3 = new Checkbox();
  TextField textField7 = new TextField();
  Label label7 = new Label();
  TextField textField8 = new TextField();
  Label label8 = new Label();
  Button button4 = new Button();

  public FrameAppli()
  {
    try
    {
      jbInit();
    }
    catch(Exception e)
    {
      e.printStackTrace();
    }

    initIconCorner("icon.jpg");

    Log.output = this;

    // Welcome message
    Log.printLog(Const.APPLICATION_NAME + " v" + Const.APPLICATION_VERSION + " starting...");

    initProp();

    Log.printLog(Const.APPLICATION_NAME + " v" + Const.APPLICATION_VERSION + " ready...");
  }
  private void jbInit() throws Exception
  {
    this.setSize(760, 386);
    textField1.setBounds(new Rectangle(56, 38, 331, 26));
    this.setLayout(null);
    label1.setText("URL");
    label1.setBounds(new Rectangle(17, 38, 35, 25));
    label2.setText("PORT");
    label2.setBounds(new Rectangle(13, 77, 38, 24));
    textField2.setBounds(new Rectangle(55, 77, 62, 25));
    checkbox1.setBackground(Color.lightGray);
    checkbox1.setLabel("Use proxy");
    checkbox1.setBounds(new Rectangle(32, 168, 103, 28));
    checkbox1.addItemListener(new java.awt.event.ItemListener()
    {
      public void itemStateChanged(ItemEvent e)
      {
        checkbox1_itemStateChanged(e);
      }
    });
    label3.setText("Proxy Host");
    label3.setBounds(new Rectangle(11, 200, 65, 23));
    label4.setText("Proxy Port");
    label4.setBounds(new Rectangle(9, 231, 65, 23));
    textField3.setEnabled(false);
    textField3.setBounds(new Rectangle(77, 197, 305, 28));
    textField4.setEnabled(false);
    textField4.setBounds(new Rectangle(77, 229, 65, 29));
    button1.setLabel("Start");
    button1.setBounds(new Rectangle(308, 344, 84, 29));
    button1.addActionListener(new java.awt.event.ActionListener()
    {
      public void actionPerformed(ActionEvent e)
      {
        button1_actionPerformed(e);
      }
    });
    this.addWindowListener(new java.awt.event.WindowAdapter()
    {
      public void windowClosing(WindowEvent e)
      {
        this_windowClosing(e);
      }
    });
    this.setBackground(Color.lightGray);
    this.setTitle(Const.APPLICATION_NAME + " v" + Const.APPLICATION_VERSION);
    this.setResizable(false);
    button2.setEnabled(false);
    button2.setLabel("Stop");
    button2.setBounds(new Rectangle(215, 344, 84, 29));
    button2.addActionListener(new java.awt.event.ActionListener()
    {
      public void actionPerformed(ActionEvent e)
      {
        button2_actionPerformed(e);
      }
    });
    textField5.setEnabled(false);
    textField5.setBounds(new Rectangle(77, 262, 305, 28));
    label5.setText("Username");
    label5.setBounds(new Rectangle(11, 265, 65, 23));
    label6.setText("Password");
    label6.setBounds(new Rectangle(9, 297, 65, 23));
    textField6.setEchoChar('*');
    textField6.setEnabled(false);
    textField6.setBounds(new Rectangle(77, 294, 305, 29));
    textArea1.setEditable(false);
    textArea1.setBounds(new Rectangle(402, 37, 340, 301));
    button3.setLabel("Clear");
    button3.setBounds(new Rectangle(658, 344, 84, 29));
    button3.addActionListener(new java.awt.event.ActionListener()
    {
      public void actionPerformed(ActionEvent e)
      {
        button3_actionPerformed(e);
      }
    });
    checkbox2.setBackground(Color.lightGray);
    checkbox2.setLabel("Only allow connections from localhost");
    checkbox2.setBounds(new Rectangle(138, 75, 248, 28));
    checkbox2.addItemListener(new java.awt.event.ItemListener()
    {
      public void itemStateChanged(ItemEvent e)
      {
        checkbox2_itemStateChanged(e);
      }
    });
    checkbox3.setBackground(Color.lightGray);
    checkbox3.setEnabled(false);
    checkbox3.setLabel("Proxy needs authentication");
    checkbox3.setBounds(new Rectangle(165, 230, 179, 28));
    checkbox3.addItemListener(new java.awt.event.ItemListener()
    {
      public void itemStateChanged(ItemEvent e)
      {
        checkbox3_itemStateChanged(e);
      }
    });
    textField7.setBounds(new Rectangle(55, 118, 120, 29));
    label7.setText("User");
    label7.setBounds(new Rectangle(19, 121, 33, 24));
    textField8.setEchoChar('*');
    textField8.setBounds(new Rectangle(269, 118, 115, 30));
    label8.setText("Password");
    label8.setBounds(new Rectangle(206, 122, 63, 24));
    button4.setLabel("About");
    button4.setBounds(new Rectangle(568, 345, 84, 29));
    button4.addActionListener(new java.awt.event.ActionListener()
    {
      public void actionPerformed(ActionEvent e)
      {
        button4_actionPerformed(e);
      }
    });
    this.add(textField1, null);
    this.add(label2, null);
    this.add(textField2, null);
    this.add(label1, null);
    this.add(textArea1, null);
    this.add(checkbox2, null);
    this.add(checkbox1, null);
    this.add(label3, null);
    this.add(textField3, null);
    this.add(textField4, null);
    this.add(textField5, null);
    this.add(label5, null);
    this.add(textField6, null);
    this.add(label6, null);
    this.add(label4, null);
    this.add(checkbox3, null);
    this.add(button3, null);
    this.add(button1, null);
    this.add(button2, null);
    this.add(textField7, null);
    this.add(label7, null);
    this.add(textField8, null);
    this.add(label8, null);
    this.add(button4, null);
  }

  void button1_actionPerformed(ActionEvent e)
  {
    // START Button

    // Disable the start button
    button1.setEnabled(false);

    // Start the server
    startServer();

    // Enable the stop button
    button2.setEnabled(true);
  }

  void this_windowClosing(WindowEvent e)
  {
    // The user close the window

    // Stop the server
    stopServer();

    // Exit
    System.exit(0);
  }

  void checkbox1_itemStateChanged(ItemEvent e)
  {
    textField3.setEnabled(checkbox1.getState());
    textField4.setEnabled(checkbox1.getState());

    // Enable the "proxy needs authentication" checkbox
    checkbox3.setEnabled(checkbox1.getState());

    textField5.setEnabled(checkbox1.getState() && checkbox3.getState());
    textField6.setEnabled(checkbox1.getState() && checkbox3.getState());
  }

  void button2_actionPerformed(ActionEvent e)
  {
    // STOP Button

    // Disable the stop button
    button2.setEnabled(false);

    // Stop the server
    stopServer();

    // Enable the start button
    button1.setEnabled(true);
  }

  public void stopServer()
  {
    if (srv == null) return;

    // Stop the server
    Log.printLog("Stopping server...");
    srv.listening = false;
    try
    {
      srv.join(60000);
    }
    catch(Exception ex){}
    srv = null;
    Log.printLog("Server stopped...");
  }

  public void startServer()
  {
    // Start the server

    // Proxy on
    if (checkbox1.getState())
    {
      System.getProperties().put("proxySet", "true");
      System.getProperties().put("proxyHost", textField3.getText());
      System.getProperties().put("proxyPort", textField4.getText());
    }
    else
    {
      System.getProperties().remove("proxySet");
      System.getProperties().remove("proxyHost");
      System.getProperties().remove("proxyPort");
    }

    int SOCKS_PORT = Integer.parseInt(textField2.getText());
    String VIA_HTTP_URL = textField1.getText();
    String proxyUser = (checkbox1.getState() && checkbox3.getState() ? textField5.getText() : null);
    String proxyPassword = (checkbox1.getState() && checkbox3.getState() ? textField6.getText() : null);
    String httpServerUser = textField7.getText();
    String httpServerPassword = textField8.getText();

    Log.printLog("Starting server on port " + SOCKS_PORT + (checkbox1.getState() ? " (Using" + (proxyUser != null ? " authenticated" : "") + " Proxy)" : "") + "...");
    srv = new ConnectionServer(SOCKS_PORT, VIA_HTTP_URL, proxyUser, proxyPassword, checkbox2.getState(), httpServerUser, httpServerPassword);
    srv.start();
    Log.printLog("Server started...");
  }

  void button3_actionPerformed(ActionEvent e)
  {
    // CLEAR Button
    textArea1.setText("");
  }

  public synchronized void println(String line)
  {
    textArea1.append(dateFormat.format(new java.util.Date()) + " " + line + "\n");
  }

  void checkbox2_itemStateChanged(ItemEvent e)
  {
    // Checkbox "only allow connection from localhost"
  }

  void checkbox3_itemStateChanged(ItemEvent e)
  {
    // Checkbox "proxy needs authentication"
    textField5.setEnabled(checkbox3.getState());
    textField6.setEnabled(checkbox3.getState());
  }

  public void initProp()
  {
    // Init the application with the .properties file
    Log.printLog("Reading properties file...");

    // Read the file
    textField1.setText(PropertiesFileReader.getPropertyStringValue(PROPERTIES_FILE, "socks.http.servlet.url"));
    textField2.setText(PropertiesFileReader.getPropertyStringValue(PROPERTIES_FILE, "socks.server.port"));
    checkbox2.setState(new Boolean(PropertiesFileReader.getPropertyStringValue(PROPERTIES_FILE, "socks.listen.localhost")).booleanValue());
    checkbox1.setState(new Boolean(PropertiesFileReader.getPropertyStringValue(PROPERTIES_FILE, "socks.proxy")).booleanValue());
    textField3.setText(PropertiesFileReader.getPropertyStringValue(PROPERTIES_FILE, "socks.proxy.host"));
    textField4.setText(PropertiesFileReader.getPropertyStringValue(PROPERTIES_FILE, "socks.proxy.port"));
    checkbox3.setState(new Boolean(PropertiesFileReader.getPropertyStringValue(PROPERTIES_FILE, "socks.proxy.authentication")).booleanValue());
    textField5.setText(PropertiesFileReader.getPropertyStringValue(PROPERTIES_FILE, "socks.proxy.user"));
    textField6.setText(PropertiesFileReader.getPropertyStringValue(PROPERTIES_FILE, "socks.proxy.password"));
    textField7.setText(PropertiesFileReader.getPropertyStringValue(PROPERTIES_FILE, "socks.httpserver.user"));
    textField8.setText(PropertiesFileReader.getPropertyStringValue(PROPERTIES_FILE, "socks.httpserver.password"));

    // Set the states
    textField3.setEnabled(checkbox1.getState());
    textField4.setEnabled(checkbox1.getState());
    checkbox3.setEnabled(checkbox1.getState());
    textField5.setEnabled(checkbox1.getState() && checkbox3.getState());
    textField6.setEnabled(checkbox1.getState() && checkbox3.getState());

    // Init OK
    Log.printLog("Properties file processed...");
  }

  public void initIconCorner(String iconPath)
  {
    Image cornerImage = Toolkit.getDefaultToolkit().getImage(iconPath);
    this.setIconImage(cornerImage);
  }

  void button4_actionPerformed(ActionEvent e)
  {
    // About
    Log.printLog(Const.APPLICATION_NAME + " v" + Const.APPLICATION_VERSION + " by " + Const.AUTHOR_NAME);
    Log.printLog("Contact " + Const.AUTHOR_NAME + " at " + Const.AUTHOR_EMAIL);
    Log.printLog("Feedback wanted. Thank you.");
  }
}