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/*
* Original version: Ben Damm <bdamm@dammfine.com>
* Changes by: Mog
* - added getOldNick
* */
package f00f.net.irc.martyr.commands;
import java.util.Enumeration;
import f00f.net.irc.martyr.InCommand;
import f00f.net.irc.martyr.clientstate.Channel;
import f00f.net.irc.martyr.clientstate.ClientState;
import f00f.net.irc.martyr.clientstate.Member;
import f00f.net.irc.martyr.util.FullNick;
/**
* Defines NICK command.
*/
public class NickCommand extends AbstractCommand
{
private FullNick oldNick;
private FullNick newNick;
/** For use as a factory */
public NickCommand()
{
this( null, null );
}
public NickCommand( FullNick oldNick, FullNick newNick )
{
this.oldNick = oldNick;
this.newNick = newNick;
}
public NickCommand( String newNick )
{
this( null, new FullNick( newNick ) );
}
public InCommand parse( String prefix, String identifier, String params )
{
return new NickCommand( new FullNick( prefix ), new FullNick ( getParameter( params, 0 ) ) );
}
public String getIrcIdentifier()
{
return "NICK";
}
public String renderParams()
{
return getNick();
}
public String getNick()
{
return newNick.getNick();
}
public String getOldNick()
{
return oldNick.getNick();
}
public boolean updateClientState( ClientState state )
{
// Does this apply to us?
if( oldNick.equals( state.getNick() ) )
{
state.setNick( newNick );
return true;
}
else
{
// Ok, so we need to change someone's nick.
// This needs to occur for each member with that nick in each
// channel that we are in. Just use Member.setNick for each
// occurance.
// Note: I do not believe this code has received a vigorous
// test.
Enumeration channels = state.getChannels();
while( channels.hasMoreElements() )
{
Channel channel = (Channel)channels.nextElement();
Member member = channel.findMember( oldNick.getNick() );
if( member != null )
member.setNick( newNick );
}
}
return false;
}
}
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