Exemple #1
0
 /**
  * creates a new channel, if the channel exists it is removed (this method doubles as a
  * removeChannel)
  *
  * @param name the name of the channel
  */
 public void newChannel(String name, boolean pass) {
   if (channels.containsKey(name)) {
     channels.remove(name);
     cboChannels.removeItem(name);
   } else {
     channels.put(name, new Boolean(pass));
     cboChannels.addItem(name);
   }
 }
Exemple #2
0
 /** cleans up a connection by removing all user from all maintained lists */
 public void close() {
   error("Connection to server was lost");
   admin = false;
   users.clear();
   afks.clear();
   ignores.clear();
   admins.clear();
   channels.clear();
   cboChannels.removeAllItems();
   updateList();
 }
Exemple #3
0
  /**
   * Method to parse a command and perform the specified action
   *
   * @param cmd the command that the user typed
   * @return a status indicator to tell if the command was valid
   */
  public boolean parseCommand(String cmd) {
    cmd = cmd.intern();
    if (cmd == "help" || cmd == "?") {
      String commands =
          "Listing  available commands:\n"
              + "<pre>\\help or \\? \t\t- display this message<br>"
              + "\\admin &lt;passphrase&gt; \t- become an admin<br>"
              + "\\create &lt;channel&gt; [password]\t- create a new channel with optional password<br>"
              + "\\join &lt;channel&gt;  [password]\t- join channel with optional password<br>"
              + "\\disconnect \t\t- disconnect from server<br>"
              + "\\whisper &lt;user&gt; &lt;message&gt; \t- whisper to a user<br>"
              + "\\private &lt;user&gt; \t- start a private message session<br>"
              + "\\ignore &lt;user&gt; \t- ignores a user<br>"
              + "\\clearignore \t\t- clear list of ignores<br>"
              + "\\reconnect \t\t- attempt to reconnect to server<br>"
              + "\\rename &lt;new name&gt; \t- change your username<br>"
              + "\\invite &lt;user&gt; \t- invite user to join at your channel<br>";
      if (admin) {
        commands +=
            "\\kick &lt;user&gt; \t\t- kick user from room<br>"
                + "\\logstart \t\t- start logging sessoin<br>"
                + "\\logstop \t\t- stop logging session<br>";
      }
      commands += "up or down \t\t- cycle your chat history</pre>";
      sendText("server", commands, false);
      return true;
    } else if (cmd == "disconnect") {
      if (server != null) {
        stop();
      }
      return true;
    } else if (cmd == "reconnect") {
      if (username == null) {
        error(
            "username still invalid. use \\rename &lt;new name&gt; to chose a new name and reconnect");
      } else {
        if (server != null) {
          stop();
        }
        server = new ServerConnection(this);
      }
      return true;
    } else if (cmd == "clearignore") {
      ignores.clear();
      updateList();
      serverMessage("ignore list cleared");
      return true;
    } else if (cmd.startsWith("whisper")) {
      int start = cmd.indexOf(' ');
      if (start < 0) {
        error("usage: \\whisper &lt;user&gt; &lt;message&gt;");
        return false;
      }
      cmd = cmd.substring(start + 1);
      start = cmd.indexOf(' ');
      if (start < 0) {
        error("usage: \\whisper &lt;user&gt; &lt;message&gt;");
        return false;
      }
      String un = cmd.substring(0, start);
      if (username.equals(un) || !users.contains(un)) {
        error("invalid user");
        return false;
      }
      String message = cmd.substring(start + 1);
      if (message.length() < 1) {
        error("usage: \\whisper &lt;user&gt; &lt;message&gt;");
      }
      sendWhisper(un, message);
      sendText(username, message, true);
      return true;
    } else if (cmd.startsWith("invite")) {
      String channel = (String) cboChannels.getSelectedItem();
      int start = cmd.indexOf(' ');
      if (start < 0) {
        error("usage: \\invite &lt;user&gt;");
        return false;
      }

      String un = cmd.substring(start + 1);

      if ((un.length() < 1) || (un.length() > 10) || (!un.matches("[\\w_-]+?"))) {
        error(un + " invalid user");
        return false;
      }

      if (username.equals(un)) {
        error("You cannot invite youself");
        return false;
      }

      if (users.contains(un)) {
        error(un + "  is already in your Channel");
        return false;
      }
      String message = un + " has been invited to join a channel " + channel;
      sendInvite(un, message);
      sendText(username, message, false);
      return true;

    } else if (cmd.startsWith("private")) {
      int start = cmd.indexOf(' ');
      if (start < 0) {
        error("usage: \\private &lt;user&gt;");
        return false;
      }
      String un = cmd.substring(start + 1);
      if (username.equals(un)) {
        error("cannot private message yourself");
        return false;
      }
      privates.newPrivate(un);
      return true;
    } else if (cmd.startsWith("rename")) {
      int start = cmd.indexOf(' ');
      if (start < 0) {
        error("usage: \\rename &lt;newname&gt;");
        return false;
      }
      String newName = cmd.substring(start + 1);
      if ((newName.length() < 1)
          || (newName.length()) > 10
          || (newName.equals("server"))
          || (!newName.matches("[\\w_-]+?"))) {
        error("invalid name");
        return false;
      }
      if (!server.connected) {
        server = new ServerConnection(this);
      }
      if (username == null) {
        username = newName;
        server.writeObject(new SD_UserAdd(newName));
      } else {
        rename(username, newName);
        username = newName;
        server.writeObject(new SD_Rename(null, username));
      }
      return true;
    } else if (cmd.startsWith("ignore")) {
      int start = cmd.indexOf(' ');
      if (start < 0) {
        error("usage: \\ignre &lt;user&gt;");
        return false;
      }
      ignore(cmd.substring(start + 1), false);
      return true;
    } else if (cmd.startsWith("join")) {
      int start = cmd.indexOf(' ');
      if (start < 0) {
        error("usage: \\join &lt;channel&gt; [password]");
        return false;
      }
      String name = cmd.substring(start + 1);
      String pass = null;
      start = name.indexOf(' ');
      if (start > 0) {
        pass = name.substring(start + 1);
        name = name.substring(0, start);
      }
      server.writeObject(new SD_Channel(false, name, pass));
      return true;
    } else if (cmd.startsWith("create")) {
      int start = cmd.indexOf(' ');
      if (start < 0) {
        error("usage: \\create &lt;channel&gt; [password]");
        return false;
      }
      String name = cmd.substring(start + 1);
      String pass = null;
      start = name.indexOf(' ');
      if (start > 0) {
        pass = name.substring(start + 1);
        name = name.substring(0, start);
      }
      server.writeObject(new SD_Channel(true, name, pass));
      return true;
      /*		} else if (cmd.startsWith("proxy")) {
      int start = cmd.indexOf(' ');
      if (start < 0) {
      	error("usage: \\proxy &lt;host&gt; &lt;port&gt;");
      	return false;
      }
      String phost = cmd.substring(start+1);
      start = phost.indexOf(' ');
      if (start < 0) {
      	error("usage: \\proxy &lt;host&gt; &lt;port&gt;");
      	return false;
      }
      String pport = phost.substring(start+1);
      phost = phost.substring(0, start);
      Properties systemSettings = System.getProperties();
      systemSettings.put("proxySet", "true");
      systemSettings.put("proxyHost", phost);
      systemSettings.put("proxyPort", pport);
      System.setProperties(systemSettings);
      serverMessage("Using " + phost + ":" + pport + " as proxy server<br>you can type \\reconnect to reconnect with this proxy");
      return true; */
    } else if (cmd.startsWith("admin")) {
      int start = cmd.indexOf(' ');
      if (start < 0) {
        error("usage: \\admin &lt;password&gt;");
        return false;
      }
      String pass = cmd.substring(start + 1);
      server.writeObject(new SD_AdminAdd(pass));
      return true;
    } else if (admin && cmd.startsWith("kick")) {
      int start = cmd.indexOf(' ');
      if (start < 0) {
        error("usage: \\kick &lt;user&gt;");
        return false;
      }
      String un = cmd.substring(start + 1);
      if (un.equals(username)) {
        error("cannot kick yourself");
        return false;
      }
      server.writeObject(new SD_Kick(un));
      return true;
    } else if (admin && cmd == "logstart") {
      server.writeObject(new SD_Log(true));
      return true;
    } else if (admin && cmd == "logstop") {
      server.writeObject(new SD_Log());
      return true;
    }
    error("unrecognized command, type \\help for help");
    return false;
  }
Exemple #4
0
  /** Initializes the graphical components */
  public void init() {
    username = getParameter("username");
    if (username == null) {
      username =
          JOptionPane.showInputDialog(
              this, "Please enter a username", "Login", JOptionPane.QUESTION_MESSAGE);
    }
    try {
      PORT = Integer.valueOf(getParameter("port")).intValue();
    } catch (NumberFormatException e) {
      PORT = 42412;
    }

    URL url = getDocumentBase();
    site = url.getHost();
    locationURL = "http://" + site + ":" + url.getPort() + "/" + url.getPath();

    setSize(615, 362);
    c = getContentPane();

    c.setBackground(new Color(224, 224, 224));

    if (site == null || locationURL == null) {
      c.add(new JLabel("ERROR: did not recieve needed data from page"));
    }

    myAction = new MyAction();
    myKeyListener = new MyKeyListener();
    myMouseListener = new MyMouseListener();
    myHyperlinkListener = new MyHyperlinkListener();

    c.setLayout(null);

    cboChannels = new JComboBox();
    cboChannels.setBounds(5, 5, 150, 24);

    butChannel = new JButton("Join");
    butChannel.setToolTipText("Join channel");
    butChannel.addActionListener(myAction);
    butChannel.setBounds(160, 5, 60, 24);

    butCreate = new JButton("Create");
    butCreate.setToolTipText("Create new channel");
    butCreate.addActionListener(myAction);
    butCreate.setBounds(230, 5, 100, 24);
    butCreate.setEnabled(false);

    butInvite = new JButton("Invite");
    butInvite.setToolTipText("Invite Friend");
    butInvite.addActionListener(myAction);
    butInvite.setBounds(340, 5, 80, 24);

    mainChat = new ChatPane(this);
    textScroller =
        new JScrollPane(
            mainChat,
            JScrollPane.VERTICAL_SCROLLBAR_ALWAYS,
            JScrollPane.HORIZONTAL_SCROLLBAR_NEVER);
    textScroller.setBounds(5, 34, 500, 270);

    userList = new JList();
    userList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
    userList.setCellRenderer(new MyCellRenderer());
    userList.setBackground(new Color(249, 249, 250));
    JScrollPane userScroller = new JScrollPane(userList);
    userScroller.setBounds(510, 34, 100, 297);

    messageText = new JTextField();
    messageText.setBounds(5, 309, 500, 22);
    messageText.setColumns(10);
    messageText.setBackground(new Color(249, 249, 250));

    JMenuItem item;
    popup = new JPopupMenu("test");
    popup.add("whisper").addActionListener(myAction);
    popup.add("private message").addActionListener(myAction);
    popup.add("ignore").addActionListener(myAction);
    popup.add("clear ignore list").addActionListener(myAction);

    conNo = new ImageIcon(getURL("images/connect_no.gif"));
    conYes = new ImageIcon(getURL("images/connect_established.gif"));
    secNo = new ImageIcon(getURL("images/decrypted.gif"));
    secYes = new ImageIcon(getURL("images/encrypted.gif"));

    conIcon = new JLabel(conNo);
    conIcon.setBorder(new EtchedBorder());
    secIcon = new JLabel(secNo);
    secIcon.setBorder(new EtchedBorder());

    conIcon.setBounds(563, 334, 22, 22);
    secIcon.setBounds(588, 334, 22, 22);

    bottomText =
        new JLabel(
            "<html><body><font color=#445577><b>"
                + "LlamaChat "
                + VERSION
                + "</b></font> &nbsp;&copy; "
                + "<a href=\""
                + linkURL
                + "\">Joseph Monti</a> 2002-2003"
                + "</body></html>");
    bottomText.setBounds(5, 336, 500, 20);

    c.add(cboChannels);
    c.add(butChannel);
    c.add(butCreate);
    c.add(butInvite);
    c.add(textScroller);
    c.add(userScroller);
    c.add(messageText);
    c.add(conIcon);
    c.add(secIcon);
    c.add(bottomText);

    userList.addMouseListener(myMouseListener);
    messageText.addKeyListener(myKeyListener);
    bottomText.addMouseListener(myMouseListener);

    users = new ArrayList();
    ignores = new ArrayList(5);
    afks = new ArrayList(5);
    admins = new ArrayList(5);
    history = new CommandHistory(10);
    admin = false;
    channels = new Hashtable();
    privates = new PrivateMsg(this);
    showUserStatus = false;

    myColors[0] = new Color(200, 0, 0);
    myColors[1] = new Color(0, 150, 0);
    myColors[2] = new Color(0, 0, 200);

    rect = new Rectangle(0, 0, 1, 1);

    String opening =
        "<font color=#333333>"
            + "==================================<br>"
            + "Welcome to LlamaChat "
            + VERSION
            + "<br>"
            + "If you need assistance, type \\help<br>"
            + "Enjoy your stay!<br>"
            + "Maestria Aplicada en Redes<br>"
            + "==================================<br></font>";
    HTMLDocument doc = (HTMLDocument) mainChat.getDocument();
    HTMLEditorKit kit = (HTMLEditorKit) mainChat.getEditorKit();
    try {
      kit.insertHTML(doc, doc.getLength(), opening, 0, 0, HTML.Tag.FONT);
    } catch (Throwable t) {
      t.printStackTrace(System.out);
    }

    // validate the name
    if (!username.matches("[\\w_-]+?")) {
      error(
          "username contains invalid characters, changing to "
              + "'invalid' for now. "
              + "Type \\rename to chose a new name");
      username = "invalid";
    }
    if (username.length() > 10) {
      username = username.substring(0, 10);
      error("username too long, changed to " + username);
    }

    connect();
  }