NamesHandler.java

/*
Yaaic - Yet Another Android IRC Client

Copyright 2009-2013 Sebastian Kaspari

This file is part of Yaaic.

Yaaic 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.

Yaaic 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 Yaaic.  If not, see <http://www.gnu.org/licenses/>.
 */
package indrora.atomic.command.handler;

import indrora.atomic.command.BaseHandler;
import indrora.atomic.exception.CommandException;
import indrora.atomic.irc.IRCService;
import indrora.atomic.model.Broadcast;
import indrora.atomic.model.Conversation;
import indrora.atomic.model.Message;
import indrora.atomic.model.Server;

import org.jibble.pircbot.User;

import indrora.atomic.R;

import android.content.Context;
import android.content.Intent;

/**
 * Command: /names
 * Lists all users currently in the selected channel
 *
 * @author Sebastian Kaspari <sebastian@yaaic.org>
 */
public class NamesHandler extends BaseHandler {
  /**
   * Execute /names
   */
  @Override
  public void execute(String[] params, Server server, Conversation conversation, IRCService service) throws CommandException {
    if( conversation.getType() != Conversation.TYPE_CHANNEL ) {
      throw new CommandException(service.getString(R.string.only_usable_from_channel));
    }

    StringBuffer userList = new StringBuffer(service.getString(R.string.message_users_on_chan, conversation.getName()));

    User[] mUsers = service.getConnection(server.getId()).getUsers(conversation.getName());
    int mSize = mUsers.length;
    for( int i = 0; i < mSize; i++ ) {
      userList.append(" ");
      userList.append(mUsers[i].getPrefix());
      userList.append(mUsers[i].getNick());
    }

    Message message = new Message(userList.toString());
    message.setColor(Message.MessageColor.TOPIC);
    conversation.addMessage(message);

    Intent intent = Broadcast.createConversationIntent(
        Broadcast.CONVERSATION_MESSAGE,
        server.getId(),
        conversation.getName()
    );
    service.sendBroadcast(intent);
  }

  /**
   * Usage of /names
   */
  @Override
  public String getUsage() {
    return "/names";
  }

  /**
   * Description of /names
   */
  @Override
  public String getDescription(Context context) {
    return context.getString(R.string.command_desc_names);
  }
}