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package f00f.net.irc.martyr.commands;
import java.util.HashMap;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.List;
import java.util.StringTokenizer;
import f00f.net.irc.martyr.InCommand;
import f00f.net.irc.martyr.Mode;
import f00f.net.irc.martyr.clientstate.Channel;
import f00f.net.irc.martyr.clientstate.ClientState;
import f00f.net.irc.martyr.modes.channel.AnonChannelMode;
import f00f.net.irc.martyr.modes.channel.BanMode;
import f00f.net.irc.martyr.modes.channel.ExceptionMode;
import f00f.net.irc.martyr.modes.channel.InviteMaskMode;
import f00f.net.irc.martyr.modes.channel.InviteOnlyMode;
import f00f.net.irc.martyr.modes.channel.KeyMode;
import f00f.net.irc.martyr.modes.channel.LimitMode;
import f00f.net.irc.martyr.modes.channel.ModeratedMode;
import f00f.net.irc.martyr.modes.channel.NoExtMsgMode;
import f00f.net.irc.martyr.modes.channel.OperMode;
import f00f.net.irc.martyr.modes.channel.PrivateMode;
import f00f.net.irc.martyr.modes.channel.SecretMode;
import f00f.net.irc.martyr.modes.channel.TopicLockMode;
import f00f.net.irc.martyr.modes.channel.VoiceMode;
import f00f.net.irc.martyr.util.FullNick;
/**
* Defines the ChannelMode command. Can be used to send a Channel
* mode. For receiving, this defines which channel modes Martyr knows
* about and passes them on to the Channel object. Note that the
* actual logic of what happens when a mode arrives lies in the
* clientstate.Channel object.
*/
public class ChannelModeCommand extends ModeCommand
{
private String prefix;
private String channelName;
private FullNick sender;
private List modes;
private static HashMap<Character,Mode> modeTypes;
/**
* For receiving a mode command.
* @param prefix Currently unused prefix string
* @param channelName Channel that the mode change is in reference to
* @param params List of params to be parsed
*/
public ChannelModeCommand( String prefix, String channelName,
StringTokenizer params )
{
makeModes();
this.prefix = prefix;
this.channelName = channelName;
modes = parseModes( modeTypes, params );
// System.out.println( modes );
}
/**
* For sending a mode discovery.
*
* @param channelName Channel that the mode change is in reference to
*/
public ChannelModeCommand( String channelName )
{
sender = null;
this.channelName = channelName;
// Empty list, no modes.
modes = new LinkedList();
}
public void makeModes()
{
if( modeTypes == null )
{
modeTypes = new HashMap<Character,Mode>();
registerMode( modeTypes, new BanMode() );
registerMode( modeTypes, new KeyMode() );
registerMode( modeTypes, new OperMode() );
registerMode( modeTypes, new VoiceMode() );
registerMode( modeTypes, new LimitMode() );
// registerMode( modeTypes, new QuietMode() );
registerMode( modeTypes, new SecretMode() );
registerMode( modeTypes, new PrivateMode() );
registerMode( modeTypes, new NoExtMsgMode() );
registerMode( modeTypes, new ExceptionMode() );
registerMode( modeTypes, new TopicLockMode() );
registerMode( modeTypes, new ModeratedMode() );
registerMode( modeTypes, new InviteMaskMode() );
registerMode( modeTypes, new InviteOnlyMode() );
registerMode( modeTypes, new AnonChannelMode() );
}
}
/**
* Shouldn't be called, as ModeCommand should be responsible for parsing
* and creating this class.
*/
public InCommand parse( String prefix, String identifier, String params )
{
throw new IllegalStateException( "Don't call this method!" );
}
public String render()
{
return "MODE " + channelName + renderParams();
}
public String renderParams()
{
Iterator modesI = modes.iterator();
String modes = "";
String params = "";
while( modesI.hasNext() )
{
Mode mode = (Mode)modesI.next();
if( mode.getSign() != Mode.Sign.NOSIGN )
{
modes += (mode.getSign() == Mode.Sign.POSITIVE ? "+" : "-" );
}
modes += mode.getChar();
if( mode.getParam() != null )
{
// Does the parameter list already have params?
// If so, stick in a space.
if( params.length() > 0 )
{
params += " ";
}
params += mode.getParam();
}
}
return modes + " " + params;
}
public String getChannel()
{
return channelName;
}
public FullNick getSender()
{
return sender;
}
public String getPrefix() {
return prefix;
}
/**
* Passes the modes on to the clientstate.Channel object.
*/
public boolean updateClientState( ClientState state )
{
boolean changed = false;
Iterator modesI = modes.iterator();
Channel channel = state.getChannel( channelName );
while( modesI.hasNext() )
{
Mode mode = (Mode)modesI.next();
channel.setMode( mode );
changed = true;
}
return changed;
}
}
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