path: root/src/kvirc/kernel/kvi_ircconnection.cpp

//=============================================================================
//
//   File : kvi_ircconnection.cpp
//   Created on Mon 03 May 2004 01:45:42 by Szymon Stefanek
//
//   This file is part of the KVIrc IRC client distribution
//   Copyright (C) 2004 Szymon Stefanek <pragma at kvirc dot net>
//
//   This program 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 opinion) any later version.
//
//   This program 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 this program. If not, write to the Free Software Foundation,
//   Inc. ,51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
//
//=============================================================================

#define __KVIRC__

#include "kvi_ircconnection.h"
#include "kvi_ircconnectiontarget.h"
#include "kvi_ircconnectionuserinfo.h"
#include "kvi_ircconnectionserverinfo.h"
#include "kvi_ircconnectionstatedata.h"
#include "kvi_ircconnectionantictcpflooddata.h"
#include "kvi_ircconnectionnetsplitdetectordata.h"
#include "kvi_ircconnectionasyncwhoisdata.h"
#include "kvi_ircconnectionstatistics.h"
#include "kvi_irclink.h"
#include "kvi_ircsocket.h"
#include "kvi_locale.h"
#include "kvi_ircserverdb.h"
#include "kvi_proxydb.h"
#include "kvi_error.h"
#include "kvi_out.h"
#include "kvi_options.h"
#include "kvi_console.h"
#include "kvi_netutils.h"
#include "kvi_internalcmd.h"
#include "kvi_frame.h"
#include "kvi_mexlinkfilter.h"
#include "kvi_garbage.h"
#include "kvi_malloc.h"
#include "kvi_memmove.h"
#include "kvi_debug.h"
#include "kvi_channel.h"
#include "kvi_query.h"
#include "kvi_app.h"
#include "kvi_databuffer.h"
#include "kvi_notifylist.h"
#include "kvi_dns.h"
#include "kvi_defaults.h"
#include "kvi_sparser.h"
#include "kvi_ircdatastreammonitor.h"
#include "kvi_databuffer.h"
#include "kvi_lagmeter.h"
#include "kvi_kvs_eventtriggers.h"
#include "kvi_kvs_script.h"
#include "kvi_mirccntrl.h"
#include "kvi_useridentity.h"

#include <tqtimer.h>
#include <tqtextcodec.h>

extern KVIRC_API KviIrcServerDataBase           * g_pIrcServerDataBase;
extern KVIRC_API KviProxyDataBase               * g_pProxyDataBase;
extern KVIRC_API KviGarbageCollector            * g_pGarbageCollector;

KviIrcConnection::KviIrcConnection(KviIrcContext * pContext,KviIrcConnectionTarget * pTarget,KviUserIdentity * pIdentity)
: TQObject()
{
	m_bIdentdAttached = false;
	m_pContext = pContext;
	m_pConsole = pContext->console();
	m_pFrame = m_pConsole->frame();
	m_pTarget = pTarget;
	m_pUserIdentity = pIdentity;
	m_pChannelList = new KviPointerList<KviChannel>;
	m_pChannelList->setAutoDelete(false);
	m_pQueryList = new KviPointerList<KviQuery>;
	m_pQueryList->setAutoDelete(false);
	m_pLink = new KviIrcLink(this);
	m_pUserDataBase = new KviIrcUserDataBase();
	m_pUserInfo = new KviIrcConnectionUserInfo();
	m_pServerInfo = new KviIrcConnectionServerInfo();
	m_pStateData = new KviIrcConnectionStateData();
	m_pAntiCtcpFloodData = new KviIrcConnectionAntiCtcpFloodData();
	m_pNetsplitDetectorData = new KviIrcConnectionNetsplitDetectorData();
	m_pAsyncWhoisData = new KviIrcConnectionAsyncWhoisData();
	m_pStatistics = new KviIrcConnectionStatistics();
	m_pNotifyListTimer = 0;
	m_pNotifyListManager = 0;
	m_pLocalhostDns = 0;
	m_pLagMeter = 0;
	m_eState = Idle;
	setupTextCodec();
}

KviIrcConnection::~KviIrcConnection()
{
	if(m_bIdentdAttached) g_pFrame->executeInternalCommand(KVI_INTERNALCOMMAND_IDENT_STOP);
	m_bIdentdAttached = false;
	if(m_pLocalhostDns)
	{
		TQObject::disconnect(m_pLocalhostDns,TQT_SIGNAL(lookupDone(KviDns *)),0,0);
		if(m_pLocalhostDns->isRunning())
		{
			g_pGarbageCollector->collect(m_pLocalhostDns);
		} else {
			delete m_pLocalhostDns;
		}
	}


	if(m_pNotifyListTimer)
	{
		delete m_pNotifyListTimer;
		m_pNotifyListTimer = 0;
	}
	if(m_pNotifyListManager)
	{
		delete m_pNotifyListManager; // destroy this before the userDb
		m_pNotifyListManager = 0;
	}
	if(m_pLagMeter)
	{
		delete m_pLagMeter;
		m_pLagMeter = 0;
	}
	delete m_pLink; // <-- this MAY trigger a linkTerminated() or something like this!
	delete m_pChannelList;
	delete m_pQueryList;
	delete m_pTarget;
	delete m_pUserDataBase;
	delete m_pUserInfo;
	delete m_pServerInfo;
	delete m_pStateData;
	delete m_pAntiCtcpFloodData;
	delete m_pNetsplitDetectorData;
	delete m_pAsyncWhoisData;
	delete m_pStatistics;
	delete m_pUserIdentity;
}

void KviIrcConnection::setEncoding(const TQString &szEncoding)
{
	TQTextCodec * c = KviLocale::codecForName(szEncoding.latin1());
	if(c == m_pTextCodec)return;
	if(!c)
	{
		m_pConsole->output(KVI_OUT_SYSTEMERROR,__tr2qs("Failed to set the encoding to %Q: mapping not available."),&szEncoding);
		return;
	}
	TQString tmp = c->name();
	for(KviChannel * ch = m_pChannelList->first();ch;ch = m_pChannelList->next())
	{
		if((ch->textCodec() != c) && (ch->textCodec() != ch->defaultTextCodec())) // actually not using the default!
		{
			ch->forceTextCodec(c);
			if(_OUTPUT_VERBOSE)ch->output(KVI_OUT_VERBOSE,__tr2qs("Changed text encoding to %Q"),&tmp);
		}
	}
	for(KviQuery * q = m_pQueryList->first();q;q = m_pQueryList->next())
	{
		if((q->textCodec() != c) && (q->textCodec() != q->defaultTextCodec())) // actually not using the default!
		{
			q->forceTextCodec(c);
			if(_OUTPUT_VERBOSE)q->output(KVI_OUT_VERBOSE,__tr2qs("Changed text encoding to %Q"),&tmp);
		}
	}
	m_pTextCodec = c;
	m_pConsole->setTextEncoding(szEncoding);
}

void KviIrcConnection::setupTextCodec()
{
	// grab the codec: first look it up in the server data
	m_pTextCodec = 0;
	if(!m_pTarget->server()->encoding().isEmpty())
	{
		m_pTextCodec = KviLocale::codecForName(m_pTarget->server()->encoding().latin1());
		if(!m_pTextCodec)debug("KviIrcConnection: can't find TQTextCodec for encoding %s",m_pTarget->server()->encoding().utf8().data());
	}
	if(!m_pTextCodec)
	{
		// try the network
		if(!m_pTarget->network()->encoding().isEmpty())
		{
			m_pTextCodec = KviLocale::codecForName(m_pTarget->network()->encoding().latin1());
			if(!m_pTextCodec)debug("KviIrcConnection: can't find TQTextCodec for encoding %s",m_pTarget->network()->encoding().utf8().data());
		}
	}
	if(!m_pTextCodec)
	{
		m_pTextCodec = KviApp::defaultTextCodec();
	}
	m_pConsole->setTextEncoding(TQString(m_pTextCodec->name()));
}

KviTQCString KviIrcConnection::encodeText(const TQString &szText)
{
	if(!m_pTextCodec)return szText.utf8();
	return m_pTextCodec->fromUnicode(szText);
}

TQString KviIrcConnection::decodeText(const char * szText)
{
	if(!m_pTextCodec)return TQString(szText);
	return m_pTextCodec->toUnicode(szText);
}

void KviIrcConnection::serverInfoReceived(const TQString &szServerName,const TQString &szUserModes,const TQString &szChanModes)
{
	serverInfo()->setName(szServerName);
	serverInfo()->setSupportedUserModes(szUserModes);
	serverInfo()->setSupportedChannelModes(szChanModes);
	m_pConsole->updateCaption(); // for server name
	m_pFrame->childConnectionServerInfoChange(this);
}

const TQString & KviIrcConnection::currentServerName()
{
	return serverInfo()->name();
}

const TQString & KviIrcConnection::currentNickName()
{
	return userInfo()->nickName();
}

const TQString & KviIrcConnection::currentUserName()
{
	return userInfo()->userName();
}

KviIrcServer * KviIrcConnection::server()
{
	return m_pTarget->server();
}

KviProxy * KviIrcConnection::proxy()
{
	return m_pTarget->proxy();
}

const TQString & KviIrcConnection::networkName()
{
	return m_pTarget->networkName();
}

KviIrcSocket * KviIrcConnection::socket()
{
	return m_pLink->socket();
}

void KviIrcConnection::abort()
{
	// this WILL trigger linkAttemptFailed() or linkTerminated()
	m_pLink->abort();
}

void KviIrcConnection::start()
{
	m_eState = Connecting;
	if(KVI_OPTION_BOOL(KviOption_boolUseIdentService) && KVI_OPTION_BOOL(KviOption_boolUseIdentServiceOnlyOnConnect))
	{
		g_pFrame->executeInternalCommand(KVI_INTERNALCOMMAND_IDENT_START);
		m_bIdentdAttached=true;
	}
	m_pLink->start();
}

void KviIrcConnection::linkEstabilished()
{
	m_eState = Connected;
	
	// setup reasonable defaults before notifying anyone
	m_pStatistics->setConnectionStartTime(kvi_unixTime());
	m_pStatistics->setLastMessageTime(kvi_unixTime());
	m_pServerInfo->setName(target()->server()->m_szHostname);

	if(KviPointerList<KviIrcDataStreamMonitor> * l = context()->monitorList())
	{
		for(KviIrcDataStreamMonitor *m =l->first();m;m =l->next())
			m->connectionInitiated();
	}

	context()->connectionEstabilished();

	// Ok...we're loggin in now
	resolveLocalHost();
	loginToIrcServer();
}

void KviIrcConnection::linkTerminated()
{
	if(m_bIdentdAttached)
	{
		g_pFrame->executeInternalCommand(KVI_INTERNALCOMMAND_IDENT_STOP);
		m_bIdentdAttached=false;
	}
	m_eState = Idle;
	
	if(m_pNotifyListManager)
	{
		delete m_pNotifyListManager;
		m_pNotifyListManager = 0;
	}
	
	if(m_pLagMeter)
	{
		delete m_pLagMeter;
		m_pLagMeter = 0;
	}
	
	if(KviPointerList<KviIrcDataStreamMonitor> * l = context()->monitorList())
	{
		for(KviIrcDataStreamMonitor *m =l->first();m;m =l->next())
			m->connectionTerminated();
	}

	// Prepare data for an eventual reconnect
	context()->connectionTerminated();
}

void KviIrcConnection::linkAttemptFailed(int iError)
{
	if(m_bIdentdAttached)
	{
		g_pFrame->executeInternalCommand(KVI_INTERNALCOMMAND_IDENT_STOP);
		m_bIdentdAttached=false;
	}
	m_eState = Idle;
	context()->connectionFailed(iError);
}

KviChannel * KviIrcConnection::findChannel(const TQString &name)
{
	for(KviChannel * c = m_pChannelList->first();c;c = m_pChannelList->next())
	{
		if(KviTQString::equalCI(name,c->windowName()))return c;
	}
	return 0;
}

int KviIrcConnection::getCommonChannels(const TQString &nick,TQString &szChansBuffer,bool bAddEscapeSequences)
{
	int count = 0;
	for(KviChannel * c = m_pChannelList->first();c;c = m_pChannelList->next())
	{
		if(c->isOn(nick))
		{
			if(!szChansBuffer.isEmpty())szChansBuffer.append(", ");
			char uFlag = c->getUserFlag(nick);
			if(uFlag)
			{
				KviTQString::appendFormatted(szChansBuffer,bAddEscapeSequences ? "%c\r!c\r%Q\r" : "%c%Q",uFlag,&(c->windowName()));
			} else {
				if(bAddEscapeSequences)KviTQString::appendFormatted(szChansBuffer,"\r!c\r%Q\r",&(c->windowName()));
				else szChansBuffer.append(c->windowName());
			}
			count++;
		}
	}
	return count;
}

void KviIrcConnection::unhighlightAllChannels()
{
	for(KviChannel * c = m_pChannelList->first();c;c = m_pChannelList->next())
		c->unhighlight();
}

void KviIrcConnection::unhighlightAllQueries()
{
	for(KviQuery * c = m_pQueryList->first();c;c = m_pQueryList->next())
		c->unhighlight();
}

void KviIrcConnection::partAllChannels()
{
	for(KviChannel * c = m_pChannelList->first();c;c = m_pChannelList->next())
	{
		c->close();
	}
}

void KviIrcConnection::closeAllChannels()
{
	while(m_pChannelList->first())
	{
		m_pFrame->closeWindow(m_pChannelList->first());
	}
}

void KviIrcConnection::closeAllQueries()
{
	while(m_pQueryList->first())
	{
		m_pFrame->closeWindow(m_pQueryList->first());
	}
}

KviChannel * KviIrcConnection::createChannel(const TQString &szName)
{
	KviChannel * c = m_pContext->findDeadChannel(szName);
	if(c)
	{
		c->setAliveChan();
		if(!KVI_OPTION_BOOL(KviOption_boolCreateMinimizedChannels))
		{
			c->raise();
			c->setFocus();
		}
	} else {
		c = new KviChannel(m_pFrame,m_pConsole,szName);
		m_pFrame->addWindow(c,!KVI_OPTION_BOOL(KviOption_boolCreateMinimizedChannels));
		if(KVI_OPTION_BOOL(KviOption_boolCreateMinimizedChannels)) c->minimize();
	}
	return c;
}

KviQuery * KviIrcConnection::createQuery(const TQString &szNick)
{
	KviQuery * q = m_pContext->findDeadQuery(szNick);
	if(!q)
	{
		q = findQuery(szNick);
		if(q)return q; // hm ?
	}
	if(q)
	{
		q->setAliveQuery();
		if(!KVI_OPTION_BOOL(KviOption_boolCreateMinimizedQuery))
		{
			q->raise();
			q->setFocus();
		}
	} else {
		q = new KviQuery(m_pFrame,m_pConsole,szNick);
		m_pFrame->addWindow(q,!KVI_OPTION_BOOL(KviOption_boolCreateMinimizedQuery));
		if(KVI_OPTION_BOOL(KviOption_boolCreateMinimizedQuery))q->minimize();
	}
	return q;
}

KviQuery * KviIrcConnection::findQuery(const TQString &name)
{
	for(KviQuery * c = m_pQueryList->first();c;c = m_pQueryList->next())
	{
		if(KviTQString::equalCI(name,c->windowName()))return c;
	}
	return 0;
}

void KviIrcConnection::registerChannel(KviChannel * c)
{
	m_pChannelList->append(c);
	if(KVI_OPTION_BOOL(KviOption_boolLogChannelHistory))
		g_pApp->addRecentChannel(c->windowName(),m_pTarget->networkName());
	emit(channelRegistered(c));
	emit(chanListChanged());
}

void KviIrcConnection::unregisterChannel(KviChannel * c)
{
	m_pChannelList->removeRef(c);
	emit(channelUnregistered(c));
	emit(chanListChanged());
}

void KviIrcConnection::registerQuery(KviQuery * c)
{
	m_pQueryList->append(c);
}


void KviIrcConnection::unregisterQuery(KviQuery * c)
{
	if(m_pQueryList->removeRef(c))return;
}

void KviIrcConnection::keepChannelsOpenAfterDisconnect()
{
	while(KviChannel * c = m_pChannelList->first())
	{
		c->outputNoFmt(KVI_OUT_SOCKETERROR,__tr2qs("Connection to server lost"));
		c->setDeadChan();
	}
}

void KviIrcConnection::keepQueriesOpenAfterDisconnect()
{
	while(KviQuery * q = m_pQueryList->first())
	{
		q->outputNoFmt(KVI_OUT_SOCKETERROR,__tr2qs("Connection to server lost"));
		q->setDeadQuery();
	}
}

void KviIrcConnection::resurrectDeadQueries()
{
	while(KviQuery * q = m_pContext->firstDeadQuery())
	{
		q->outputNoFmt(KVI_OUT_SOCKETMESSAGE,__tr2qs("Connection to server established"));
		q->setAliveQuery();
	}
}


//=== Message send stuff ====================================================//
// Max buffer that can be sent to an IRC server is 512 bytes
// including CRLF. (ircd simply 'cuts' messages to 512 bytes
// and discards the remainig part)
// Note that 510 bytes of data is a reasonably long message :)
//
// 01234567890123456789012345678901234567890123456789
// 01234567890123456789012345678901234567890123456789
// 01234567890123456789012345678901234567890123456789
// 01234567890123456789012345678901234567890123456789
// 01234567890123456789012345678901234567890123456789
// 01234567890123456789012345678901234567890123456789
// 01234567890123456789012345678901234567890123456789
// 01234567890123456789012345678901234567890123456789
// 01234567890123456789012345678901234567890123456789
// 01234567890123456789012345678901234567890123456789
// 0123456789\r\n
//
// We keep a list of data to send , and flush it as soon as we can.
//

bool KviIrcConnection::sendFmtData(const char *fmt,...)
{
	KviDataBuffer * pData = new KviDataBuffer(512);
	kvi_va_list(list);
	kvi_va_start(list,fmt);
	bool bTruncated;
	//sprintf the buffer up to 512 chars (adds a CRLF too)
	int iLen = kvi_irc_vsnprintf((char *)(pData->data()),fmt,list,&bTruncated);
	kvi_va_end(list);
	//adjust the buffer size
	if(iLen < 512)pData->resize(iLen);
	if(bTruncated)
	{
		if(!_OUTPUT_MUTE)
			m_pConsole->outputNoFmt(KVI_OUT_SOCKETWARNING,__tr2qs("[LINK WARNING]: Socket message truncated to 512 bytes."));
	}

	// notify the monitors
	if(KviPointerList<KviIrcDataStreamMonitor> * l = context()->monitorList())
	{
		for(KviIrcDataStreamMonitor *m = l->first();m;m = l->next())
			m->outgoingMessage((const char *)(pData->data()),iLen - 2);
	}

	return m_pLink->sendPacket(pData);
}

bool KviIrcConnection::sendData(const char *buffer,int buflen)
{
	if(buflen < 0)buflen = (int)strlen(buffer);
	if(buflen > 510)
	{
		buflen = 510;
		if(!_OUTPUT_MUTE)
			m_pConsole->outputNoFmt(KVI_OUT_SOCKETWARNING,__tr2qs("[LINK WARNING]: Socket message truncated to 512 bytes."));
	}
	KviDataBuffer * pData = new KviDataBuffer(buflen + 2);
	kvi_memmove(pData->data(),buffer,buflen);
	*(pData->data()+buflen)='\r';
	*(pData->data()+buflen+1)='\n';

	// notify the monitors
	if(KviPointerList<KviIrcDataStreamMonitor> * l = context()->monitorList())
	{
		for(KviIrcDataStreamMonitor *m = l->first();m;m = l->next())
			m->outgoingMessage((const char *)(pData->data()),buflen);
	}

	return m_pLink->sendPacket(pData);
}

//==============================================================================================
// notify list management
//==============================================================================================

void KviIrcConnection::delayedStartNotifyList()
{
	// start the notify list in 15 seconds
	// We have this delay to wait an eventual RPL_PROTOCTL from the server
	// telling us that the WATCH notify list method is supported
	__range_invalid(m_pNotifyListTimer);

	if(m_pNotifyListTimer)delete m_pNotifyListTimer;
	m_pNotifyListTimer = new TQTimer();
	connect(m_pNotifyListTimer,TQT_SIGNAL(timeout()),this,TQT_SLOT(restartNotifyList()));
	m_pNotifyListTimer->start(15000,true);

	// This delay is large enough to fire after the MOTD has been sent,
	// even on the weirdest network.
	// If there is no MOTD, this timer will fire after 15 secs,
	// If there is a MOTD , restartNotifyList() will be triggered by RPL_ENDOFMOTD and
	// will kill the timer before it has fired.
}

void KviIrcConnection::endOfMotdReceived()
{
	// if the timer is still there running then just 
	if(m_pNotifyListTimer)restartNotifyList();
}

void KviIrcConnection::restartNotifyList()
{
	if(m_pNotifyListTimer)
	{
		delete m_pNotifyListTimer;
		m_pNotifyListTimer = 0;
	}

	// clear it
	if(m_pNotifyListManager)
	{
		m_pNotifyListManager->stop(); // may need to remove watch entries
		delete m_pNotifyListManager;
		m_pNotifyListManager = 0;
	}

	if(!KVI_OPTION_BOOL(KviOption_boolUseNotifyList))return;

	if(serverInfo()->supportsWatchList() && KVI_OPTION_BOOL(KviOption_boolUseWatchListIfAvailable))
	{
		if(_OUTPUT_VERBOSE)
			m_pConsole->output(KVI_OUT_VERBOSE,__tr2qs("The server seems to support the WATCH notify list method, will try to use it"));
		m_pNotifyListManager = new KviWatchNotifyListManager(this);
	} else {
		if(KVI_OPTION_BOOL(KviOption_boolUseIntelligentNotifyListManager))
		{
			m_pNotifyListManager = new KviIsOnNotifyListManager(this);
		} else {
			m_pNotifyListManager = new KviStupidNotifyListManager(this);
		}
	}
	m_pNotifyListManager->start();
}

void KviIrcConnection::restartLagMeter()
{
	if(m_pLagMeter)
	{
		delete m_pLagMeter;
		m_pLagMeter = 0;
	}
	if(!KVI_OPTION_BOOL(KviOption_boolUseLagMeterEngine))return;
	m_pLagMeter = new KviLagMeter(this);
}

void KviIrcConnection::resolveLocalHost()
{
	TQString szIp;

	if(!socket()->getLocalHostIp(szIp,server()->isIpV6()))
	{
		bool bGotIp = false;
		if(!KVI_OPTION_STRING(KviOption_stringLocalHostIp).isEmpty())
		{
#ifdef COMPILE_IPV6_SUPPORT
			if(server()->isIpV6())
			{
				if(KviNetUtils::isValidStringIp_V6(KVI_OPTION_STRING(KviOption_stringLocalHostIp)))bGotIp = true;
			} else {
#endif
				if(KviNetUtils::isValidStringIp(KVI_OPTION_STRING(KviOption_stringLocalHostIp)))bGotIp = true;
#ifdef COMPILE_IPV6_SUPPORT
			}
#endif
		}
		if(bGotIp)
		{
			m_pUserInfo->setLocalHostIp(KVI_OPTION_STRING(KviOption_stringLocalHostIp));
			if(!_OUTPUT_MUTE)
				m_pConsole->output(KVI_OUT_SYSTEMWARNING,__tr2qs("Can't resolve local host address, using user supplied one (%Q)"),
					&(m_pUserInfo->localHostIp()));

		} else {
			// FIXME : Maybe check for IPv6 here too ?
			m_pUserInfo->setLocalHostIp("127.0.0.1");
			if(!_OUTPUT_MUTE)
				m_pConsole->output(KVI_OUT_SYSTEMWARNING,__tr2qs("Can't resolve local host address, using default 127.0.0.1"),
					&(m_pUserInfo->localHostIp()));
		}
	} else {
		m_pUserInfo->setLocalHostIp(szIp);
		if(!_OUTPUT_QUIET)
			m_pConsole->output(KVI_OUT_SYSTEMMESSAGE,__tr2qs("Local host address is %Q"),
				&(m_pUserInfo->localHostIp()));
	}
	
	// For now this is the only we know
	m_pUserInfo->setHostName(m_pUserInfo->localHostIp());
	m_pUserInfo->setHostIp(m_pUserInfo->localHostIp());
}

void KviIrcConnection::changeAwayState(bool bAway)
{
	if(bAway)m_pUserInfo->setAway();
	else m_pUserInfo->setBack();

	m_pConsole->updateCaption();
	m_pFrame->childConnectionAwayStateChange(this);

	emit awayStateChanged();
}

void KviIrcConnection::userInfoReceived(const TQString &szUserName,const TQString &szHostName)
{
	userInfo()->setUserName(szUserName);
	TQString szUnmaskedHost = m_pUserInfo->unmaskedHostName();
	// Update the user entry
	KviIrcUserEntry * e = userDataBase()->find(userInfo()->nickName());
	if(e) // should be there! (we have the permanent entry in the notify list view)
	{
		e->setUser(szUserName);
		if(!szHostName.isEmpty())e->setHost(szHostName);
	} // else buuug

	if(szHostName.isEmpty())return; // nothing to do anyway

	if(KviTQString::equalCS(m_pUserInfo->hostName(),szHostName))return; // again nothing to do
	
	static bool warned_once = false;

	if(!warned_once)
	{
		if(!(m_pUserInfo->hostName().isEmpty() || KviTQString::equalCS(m_pUserInfo->hostName(),m_pUserInfo->localHostIp())))
		{
			// ok, something weird is probably going on
			// is is non-empty and it is NOT the IP address we have set
			// at connection startup...
			// ...the server (or more likely the bouncer) must have changed his mind...
			if(!_OUTPUT_MUTE)
			{
				m_pConsole->output(KVI_OUT_SYSTEMWARNING,__tr2qs("The server seems to have changed the idea about the local hostname"));
				m_pConsole->output(KVI_OUT_SYSTEMWARNING,__tr2qs("You're probably using a broken bouncer or maybe something weird is happening on the IRC server"));
			}
			warned_once = true;
		}
	}

	// set it
	m_pUserInfo->setHostName(szHostName);

	bool bChangeIp = true;

	// if we don't have any routable IP yet, then it is worth to lookup the new hostname

#ifdef COMPILE_IPV6_SUPPORT
	if((KviNetUtils::isValidStringIp(m_pUserInfo->hostIp()) &&
		KviNetUtils::isRoutableIpString(m_pUserInfo->hostIp())) ||
		KviNetUtils::isValidStringIp_V6(m_pUserInfo->hostIp()))
#else
	if((KviNetUtils::isValidStringIp(m_pUserInfo->hostIp()) &&
		KviNetUtils::isRoutableIpString(m_pUserInfo->hostIp())))
#endif
	{
		if(KVI_OPTION_BOOL(KviOption_boolDccGuessIpFromServerWhenLocalIsUnroutable) &&
			KVI_OPTION_BOOL(KviOption_boolDccBrokenBouncerHack))
		{
			if(!_OUTPUT_MUTE)
				m_pConsole->outputNoFmt(KVI_OUT_SYSTEMMESSAGE,__tr2qs("Here goes your \"broken bouncer hack\": The server has changed the hostname but I'll ignore the IP address change"));
			bChangeIp = false;
		}
	}

	if(bChangeIp)
	{
		// lookup the new hostname then...
#ifdef COMPILE_IPV6_SUPPORT
		if(KviNetUtils::isValidStringIp(szHostName) || KviNetUtils::isValidStringIp_V6(szHostName))
#else
		if(KviNetUtils::isValidStringIp(szHostName))
#endif
		{
			if(!_OUTPUT_MUTE)
				m_pConsole->output(KVI_OUT_SYSTEMMESSAGE,__tr2qs("The local IP address as seen by the IRC server is %Q"),&szHostName);
			m_pUserInfo->setHostIp(szHostName);
		} else 
#ifdef COMPILE_IPV6_SUPPORT
		if(KviNetUtils::isValidStringIp(szUnmaskedHost) || KviNetUtils::isValidStringIp_V6(szUnmaskedHost))
#else
		if(KviNetUtils::isValidStringIp(szUnmaskedHost))
#endif		 
		{
			if(!_OUTPUT_MUTE)
				m_pConsole->output(KVI_OUT_SYSTEMMESSAGE,__tr2qs("The local IP address as seen by the IRC server is %Q"),&szUnmaskedHost);
			m_pUserInfo->setHostIp(szUnmaskedHost);
		
		} else {
			// look it up too
			if(m_pLocalhostDns)delete m_pLocalhostDns; // it could be only another local host lookup
			m_pLocalhostDns = new KviDns();
			connect(m_pLocalhostDns,TQT_SIGNAL(lookupDone(KviDns *)),this,TQT_SLOT(hostNameLookupTerminated(KviDns *)));

			if(!m_pLocalhostDns->lookup(szHostName,KviDns::Any))
			{
				if(!_OUTPUT_MUTE)
				{
					// don't change the string to aid the translators
					TQString szTmp = __tr2qs("Can't start the DNS slave thread");
					m_pConsole->output(KVI_OUT_SYSTEMMESSAGE,__tr2qs("Unable to resolve the local hostname as seen by the IRC server: %Q"),&szTmp);
				}
				delete m_pLocalhostDns;
				m_pLocalhostDns = 0;
			} else {
				if(!_OUTPUT_MUTE)
					m_pConsole->output(KVI_OUT_SYSTEMMESSAGE,__tr2qs("Looking up the local hostname as seen by the IRC server (%Q)"),&szHostName);
			}
		}
	}
}

void KviIrcConnection::hostNameLookupTerminated(KviDns *pDns)
{
	//
	// This is called when our hostname lookup terminates
	//
	if(!m_pLocalhostDns)
	{
		debug("Something weird is happening: pDns != 0 but m_pLocalhostDns == 0 :/");
		return;
	}

	if(m_pLocalhostDns->state() != KviDns::Success)
	{
		TQString szErr = KviError::getDescription(m_pLocalhostDns->error());
		if(!m_pUserInfo->hostIp().isEmpty())
			m_pConsole->output(KVI_OUT_SYSTEMMESSAGE,__tr2qs("Unable to resolve the local hostname as seen by the IRC server: %Q, using previously resolved %Q"),
			&szErr,&(m_pUserInfo->hostIp()));
		else
			m_pConsole->output(KVI_OUT_SYSTEMMESSAGE,__tr2qs("Unable to resolve the local hostname as seen by the IRC server: %Q"),
			&szErr);
	} else {
		TQString szIpAddr = m_pLocalhostDns->firstIpAddress();
		m_pConsole->output(KVI_OUT_SYSTEMMESSAGE,__tr2qs("Local hostname as seen by the IRC server resolved to %Q"),&szIpAddr);
		m_pUserInfo->setHostIp(m_pLocalhostDns->firstIpAddress());
	}

	delete m_pLocalhostDns;
	m_pLocalhostDns = 0;
}

void KviIrcConnection::loginToIrcServer()
{
	KviIrcServer * pServer = target()->server();
	KviIrcNetwork * pNet = target()->network();

	// Username
	pServer->m_szUser.stripWhiteSpace();
	if(!pServer->m_szUser.isEmpty())
	{
		if(!_OUTPUT_MUTE)
			m_pConsole->output(KVI_OUT_VERBOSE,__tr2qs("Using server specific username (%Q)"),&(pServer->m_szUser));
	} else {
		if(!pNet->userName().isEmpty())
		{
			if(!_OUTPUT_MUTE)
				m_pConsole->output(KVI_OUT_VERBOSE,__tr2qs("Using network specific username (%Q)"),&(pNet->userName()));
			pServer->m_szUser = pNet->userName();
		} else {
			pServer->m_szUser = KVI_OPTION_STRING(KviOption_stringUsername);
		}
	}

	pServer->m_szUser.stripWhiteSpace();
	if(pServer->m_szUser.isEmpty())pServer->m_szUser = KVI_DEFAULT_USERNAME;

	// For now this is the only we know
	m_pUserInfo->setUserName(pServer->m_szUser);
	m_pServerInfo->setName(pServer->m_szHostname);

	// Nick stuff
	pServer->m_szNick.stripWhiteSpace();
	if(pServer->m_pReconnectInfo)
	{
		if(!_OUTPUT_MUTE)
			m_pConsole->output(KVI_OUT_VERBOSE,__tr2qs("Using reconnect specific nickname (%Q)"),&(pServer->m_pReconnectInfo->m_szNick));
		m_pUserInfo->setNickName(pServer->m_pReconnectInfo->m_szNick);
		m_pStateData->setLoginNickIndex(0);
	}else if(!pServer->m_szNick.isEmpty())
	{
		if(!_OUTPUT_MUTE)
			m_pConsole->output(KVI_OUT_VERBOSE,__tr2qs("Using server specific nickname (%Q)"),&(pServer->m_szNick));
		m_pUserInfo->setNickName(pServer->m_szNick);
		m_pStateData->setLoginNickIndex(0);
	} else {
		if(!pNet->nickName().isEmpty())
		{
			if(!_OUTPUT_MUTE)
				m_pConsole->output(KVI_OUT_VERBOSE,__tr2qs("Using network specific nickname (%Q)"),&(pNet->nickName()));
			m_pUserInfo->setNickName(pNet->nickName());
			m_pStateData->setLoginNickIndex(0);
		} else {
			KVI_OPTION_STRING(KviOption_stringNickname1).stripWhiteSpace();
			if(KVI_OPTION_STRING(KviOption_stringNickname1).isEmpty())
				KVI_OPTION_STRING(KviOption_stringNickname1) = KVI_DEFAULT_NICKNAME1;
			m_pUserInfo->setNickName(KVI_OPTION_STRING(KviOption_stringNickname1));
			m_pStateData->setLoginNickIndex(1);
		}
	}

	// Real name
	pServer->m_szRealName.stripWhiteSpace();
	if(!pServer->m_szRealName.isEmpty())
	{
		if(!_OUTPUT_MUTE)
			m_pConsole->output(KVI_OUT_VERBOSE,__tr2qs("Using server specific real name (%Q)"),
							&(pServer->m_szRealName));
		m_pUserInfo->setRealName(pServer->m_szRealName);
	} else {
		if(!pNet->realName().isEmpty())
		{
			if(!_OUTPUT_MUTE)
				m_pConsole->output(KVI_OUT_VERBOSE,__tr2qs("Using network specific real name (%Q)"),
							&(pNet->realName()));
			m_pUserInfo->setRealName(pNet->realName());
		} else {
			m_pUserInfo->setRealName(KVI_OPTION_STRING(KviOption_stringRealname));
		}
	}
	
	// FIXME: The server's encoding!
	setupTextCodec();
	KviTQCString szNick = encodeText(m_pUserInfo->nickName()); // never empty
	KviTQCString szUser = encodeText(m_pUserInfo->userName()); // never empty
	KviTQCString szReal = encodeText(m_pUserInfo->realName()); // may be empty

	if(!szReal.data())szReal = "";

	if(!_OUTPUT_MUTE)
		m_pConsole->output(KVI_OUT_SYSTEMMESSAGE,__tr2qs("Logging in as %Q!%Q :%Q"),
			&(m_pUserInfo->nickName()),&(m_pUserInfo->userName()),&(m_pUserInfo->realName()));


	// spity, 27.03.2005: follow the RFC2812 suggested order for connection registration
	// first the PASS, then NICK and then USER

	// The pass ?
	pServer->m_szPass.stripWhiteSpace();
	if(!pServer->m_szPass.isEmpty())
	{
		KviStr szHidden;
		int pLen = pServer->m_szPass.length();
		for(int i=0;i<pLen;i++)szHidden.append('*');

		if(!_OUTPUT_MUTE)
			m_pConsole->output(KVI_OUT_VERBOSE,__tr2qs("Sending %s as password"),szHidden.ptr());

		// The colon should allow user to use passwords with whitespaces.
		// Non-whitespace passwords are unaffected.
		if(!sendFmtData("PASS :%s",encodeText(pServer->m_szPass).data()))
		{
			// disconnected in the meantime
			return;
		}
	}
	
	
	if(!sendFmtData("NICK %s",szNick.data()))
	{
		// disconnected :(
		return;
	}
	
	TQString szGenderTag;
	if(KVI_OPTION_BOOL(KviOption_boolPrependGenderInfoToRealname) && !KVI_OPTION_STRING(KviOption_stringCtcpUserInfoGender).isEmpty())
	{
		szGenderTag.append(KVI_TEXT_COLOR);
		if(KVI_OPTION_STRING(KviOption_stringCtcpUserInfoGender).startsWith("m",false))
		{
			szGenderTag.append("1");
		} else if(KVI_OPTION_STRING(KviOption_stringCtcpUserInfoGender).startsWith("f",false))
		{
			szGenderTag.append("2");
		}
		szGenderTag.append(KVI_TEXT_RESET);
		szReal.prepend(KviTQString::toUtf8(szGenderTag));
	}

	if(!sendFmtData("USER %s 0 %s :%s",szUser.data(),
			KviTQString::toUtf8(pServer->m_szHostname).data(),szReal.data()))
	{
		// disconnected in the meantime!
		return;
	}

	// permanent info in the user database
	m_pConsole->notifyListView()->join(m_pUserInfo->nickName(),"*","*");

	// set own avatar if we have it
	KviIrcUserEntry * e = userDataBase()->find(userInfo()->nickName());
	if(e) // should be there!
	{
		if(!e->avatar())
		{
			KviAvatar * av = m_pConsole->defaultAvatarFromOptions();
			if(av)
			{
				e->setAvatar(av);
				m_pConsole->notifyListView()->avatarChanged(userInfo()->nickName());
			}
		}
	} // else buuug
	
	if(KVI_OPTION_STRING(KviOption_stringCtcpUserInfoGender).startsWith("m",false)){
			e->setGender(KviIrcUserEntry::Male);
	} else if(KVI_OPTION_STRING(KviOption_stringCtcpUserInfoGender).startsWith("f",false)){
			e->setGender(KviIrcUserEntry::Female);
	}

	// on connect stuff ?

	TQString tmp = pNet->onConnectCommand();
	tmp.stripWhiteSpace();
	if(!tmp.isEmpty())
	{
		if(_OUTPUT_VERBOSE)
			m_pConsole->output(KVI_OUT_VERBOSE,__tr2qs("Executing scheduled network specific \"on connect\" commands"));
		KviKvsScript::run(tmp,m_pConsole);
	}

	tmp = pServer->onConnectCommand();
	tmp.stripWhiteSpace();
	if(!tmp.isEmpty())
	{
		if(_OUTPUT_VERBOSE)
			m_pConsole->output(KVI_OUT_VERBOSE,__tr2qs("Executing scheduled server specific \"on connect\" commands"));
		KviKvsScript::run(tmp,m_pConsole);
	}

	tmp = m_pUserIdentity->onConnectCommand();
	tmp.stripWhiteSpace();
	if(!tmp.isEmpty())
	{
		if(_OUTPUT_VERBOSE)
			m_pConsole->output(KVI_OUT_VERBOSE,__tr2qs("Executing scheduled identity specific \"on connect\" commands"));
		KviKvsScript::run(tmp,m_pConsole);
	}

	// and wait for the server to agree...
}

void KviIrcConnection::nickChange(const TQString &szNewNick)
{
	// FIXME: should the new nickname be decoded in some way ?
	m_pConsole->notifyListView()->nickChange(m_pUserInfo->nickName(),szNewNick);
	m_pUserInfo->setNickName(szNewNick);
	m_pConsole->output(KVI_OUT_NICK,__tr2qs("You have changed your nickname to %Q"),&szNewNick);
	m_pConsole->updateCaption();
	m_pFrame->childConnectionNickNameChange(this);
	emit nickNameChanged();
	g_pApp->addRecentNickname(szNewNick);
}

bool KviIrcConnection::changeUserMode(char mode,bool bSet)
{
	__range_valid(m_pConnectionInfo);
	if(bSet)
	{
		if(m_pUserInfo->hasUserMode(mode))return false;
		m_pUserInfo->addUserMode(mode);
	} else {
		if(!m_pUserInfo->hasUserMode(mode))return false;
		m_pUserInfo->removeUserMode(mode);
	}
	m_pConsole->updateCaption();
	m_pFrame->childConnectionUserModeChange(this);
	emit userModeChanged();
	return true;
}

void KviIrcConnection::loginComplete(const TQString &szNickName)
{
	if(context()->state() == KviIrcContext::Connected)return;

	context()->loginComplete();

	if(m_bIdentdAttached)
	{
		g_pFrame->executeInternalCommand(KVI_INTERNALCOMMAND_IDENT_STOP);
		m_bIdentdAttached=false;
	}

	if(szNickName != m_pUserInfo->nickName())
	{
		m_pConsole->output(KVI_OUT_SYSTEMMESSAGE,__tr2qs("The server refused the suggested nickname (%s) and named you %s instead"),
			m_pUserInfo->nickName().utf8().data(),szNickName.utf8().data());
		m_pConsole->notifyListView()->nickChange(m_pUserInfo->nickName(),szNickName);
		m_pUserInfo->setNickName(szNickName);
	}

	g_pApp->addRecentNickname(szNickName);
	
	bool bHaltOutput = false;
	bHaltOutput = KVS_TRIGGER_EVENT_0_HALTED(KviEvent_OnIrc,m_pConsole);
	
	if(!bHaltOutput)
		m_pConsole->outputNoFmt(KVI_OUT_IRC,__tr2qs("Login operations complete, happy ircing!"));

	resurrectDeadQueries();

	// on connect stuff ?
	TQString tmp = target()->network()->onLoginCommand();
	tmp.stripWhiteSpace();
	if(!tmp.isEmpty())
	{
		if(_OUTPUT_VERBOSE)
			m_pConsole->output(KVI_OUT_VERBOSE,__tr2qs("Executing scheduled network specific \"on login\" commands"));
		KviKvsScript::run(tmp,m_pConsole);
	}

	tmp = target()->server()->onLoginCommand();
	tmp.stripWhiteSpace();
	if(!tmp.isEmpty())
	{
		if(_OUTPUT_VERBOSE)
			m_pConsole->output(KVI_OUT_VERBOSE,__tr2qs("Executing scheduled server specific \"on login\" commands"));
		KviKvsScript::run(tmp,m_pConsole);
	}

	tmp = m_pUserIdentity->onLoginCommand();
	tmp.stripWhiteSpace();
	if(!tmp.isEmpty())
	{
		if(_OUTPUT_VERBOSE)
			m_pConsole->output(KVI_OUT_VERBOSE,__tr2qs("Executing scheduled identity specific \"on login\" commands"));
		KviKvsScript::run(tmp,m_pConsole);
	}

	// Set the configured umode
	KviStr modeStr = server()->initUMode();

	if(modeStr.isEmpty())modeStr = KVI_OPTION_STRING(KviOption_stringDefaultUserMode);

	if(!modeStr.isEmpty())
	{
		if(_OUTPUT_VERBOSE)
			m_pConsole->output(KVI_OUT_VERBOSE,__tr2qs("Setting configured user mode"));
		sendFmtData("MODE %s +%s",encodeText(TQString(m_pUserInfo->nickName())).data(),modeStr.ptr());
	}

	delayedStartNotifyList();
	restartLagMeter();

	if(KVI_OPTION_BOOL(KviOption_boolShowChannelsJoinOnIrc))
		m_pFrame->executeInternalCommand(KVI_INTERNALCOMMAND_CHANNELSJOIN_OPEN);


	// join saved channels
	TQString szChannels,szProtectedChannels,szPasswords,szCurPass,szCurChan;
	
	if(!(m_pStateData->commandToExecAfterConnect().isEmpty()))
	{
		KviStr tmp = m_pStateData->commandToExecAfterConnect();
		KviKvsScript::run(tmp.ptr(),m_pConsole);
	}
	
	if(target()->server()->m_pReconnectInfo)
	{
		if(!target()->server()->m_pReconnectInfo->m_szJoinChannels.isEmpty())
			sendFmtData("JOIN %s",encodeText(target()->server()->m_pReconnectInfo->m_szJoinChannels).data());

		KviQuery * query;
		
		for(TQStringList::Iterator it = target()->server()->m_pReconnectInfo->m_szOpenQueryes.begin();
			it != target()->server()->m_pReconnectInfo->m_szOpenQueryes.end();it++)
		{
			TQString szNick = *it;
			query = findQuery(szNick);
			if(!query) {
				query = createQuery(szNick);
				TQString user;
				TQString host;
				KviIrcUserDataBase * db = userDataBase();
				if(db)
				{
					KviIrcUserEntry * e = db->find(szNick);
					if(e)
					{
						user = e->user();
						host = e->host();
					}
				}
				query->setTarget(szNick,user,host);
			}
			query->autoRaise();
			query->setFocus();
		}
		delete target()->server()->m_pReconnectInfo;
		target()->server()->m_pReconnectInfo=0;
	}else {
		if(target()->network()->autoJoinChannelList())
		{
			if(_OUTPUT_VERBOSE)
				m_pConsole->output(KVI_OUT_VERBOSE,__tr2qs("Auto-joining network specific channels"));

			TQStringList * l = target()->network()->autoJoinChannelList();
			if(l->count()!=0)
			{
				for ( TQStringList::Iterator it = l->begin(); it != l->end(); ++it ) {
					
					szCurPass=(*it).section(':',1);
					if(szCurPass.isEmpty())
					{
						if(!szChannels.isEmpty())
							szChannels.append(",");
						szCurChan = (*it).section(':',0,0);
						if(!(szCurChan[0]=='#' || szCurChan[0]=='&' || szCurChan[0]=='!'))
								szCurChan.prepend('#');
						szChannels.append(szCurChan);
					} else {
						if(!szProtectedChannels.isEmpty())
							szProtectedChannels.append(",");
						szCurChan = (*it).section(':',0,0);
						if(!(szCurChan[0]=='#' || szCurChan[0]=='&' || szCurChan[0]=='!'))
								szCurChan.prepend('#');
						szProtectedChannels.append(szCurChan);
						if(!szPasswords.isEmpty())
							szPasswords.append(",");
						szPasswords.append(szCurPass);
					}
				}
			}	
		}

		if(server()->autoJoinChannelList())
		{
			if(_OUTPUT_VERBOSE)
				m_pConsole->output(KVI_OUT_VERBOSE,__tr2qs("Auto-joining server specific channels"));

			TQStringList * l = server()->autoJoinChannelList();
			if(l->count()!=0)
			{
				for ( TQStringList::Iterator it = l->begin(); it != l->end(); ++it ) {
					szCurPass=(*it).section(':',1);
					if(szCurPass.isEmpty())
					{
						if(!szChannels.isEmpty())
							szChannels.append(",");
						szCurChan = (*it).section(':',0,0);
						if(!(szCurChan[0]=='#' || szCurChan[0]=='&' || szCurChan[0]=='!'))
							szCurChan.prepend(':');
						szChannels.append(szCurChan);
					} else {
						if(!szProtectedChannels.isEmpty())
							szProtectedChannels.append(",");
						szCurChan = (*it).section(':',0,0);
						if(!(szCurChan[0]=='#' || szCurChan[0]=='&' || szCurChan[0]=='!'))
								szCurChan.prepend('#');
						szProtectedChannels.append(szCurChan);
						if(!szPasswords.isEmpty())
							szPasswords.append(",");
						szPasswords.append(szCurPass);
					}
				}
			}
		}
		
		TQString szCommand;
		if( (!szChannels.isEmpty()) || (!szProtectedChannels.isEmpty()) )
		{
			szCommand.append(szProtectedChannels);
			if(!szProtectedChannels.isEmpty() && !szChannels.isEmpty())
				szCommand.append(',');
			szCommand.append(szChannels);
			szCommand.append(" ");
			szCommand.append(szPasswords);
			
			sendFmtData("JOIN %s",encodeText(szCommand).data());
		}
	}
	// minimize after connect
	if(KVI_OPTION_BOOL(KviOption_boolMinimizeConsoleAfterConnect))
		m_pConsole->minimize();
}

void KviIrcConnection::incomingMessage(const char * message)
{
	// A message has arrived from the current server
	// First of all , notify the monitors
	if(KviPointerList<KviIrcDataStreamMonitor> * l = context()->monitorList())
	{
		for(KviIrcDataStreamMonitor *m = l->first();m;m = l->next())
		{
			m->incomingMessage(message);
		}
	}
	// set the last message time
	m_pStatistics->setLastMessageTime(kvi_unixTime());
	// and pass it to the server parser for processing
	g_pServerParser->parseMessage(message,this);
}

void KviIrcConnection::heartbeat(kvi_time_t tNow)
{
	if(m_eState == Connected)
	{
		if(!KVI_OPTION_BOOL(KviOption_boolDisableAwayListUpdates))
		{
			// update the channel WHO lists (fixes users away state)
			// first of all, we send our request not more often than every 50 secs
			if((tNow - stateData()->lastSentChannelWhoRequest()) > 50)
			{
				// we also make sure that the last sent request is older than
				// the last received reply
				if(stateData()->lastSentChannelWhoRequest() <= stateData()->lastReceivedChannelWhoReply())
				{
					// find the channel that has the older list now
					kvi_time_t tOldest = tNow;
					KviChannel * pOldest = 0;
					for(KviChannel * pChan = m_pChannelList->first();pChan;pChan = m_pChannelList->next())
					{
						if(pChan->lastReceivedWhoReply() < tOldest)
						{
							pOldest = pChan;
							tOldest = pChan->lastReceivedWhoReply();
						}
					}
					// if the oldest chan who list is older than 150 secs, update it
					if((tNow - tOldest) > 150)
					{
						// ok, sent the request for this channel
						stateData()->setLastSentChannelWhoRequest(tNow);
						TQString szChanName = encodeText(pOldest->name());
						if(_OUTPUT_PARANOIC)
							console()->output(KVI_OUT_VERBOSE,__tr2qs("Updating away state for channel %Q"),&szChanName);
						if(lagMeter())
						{
							KviStr tmp(KviStr::Format,"WHO %s",pOldest->name());
							lagMeter()->lagCheckRegister(tmp.ptr(),70);
						}
						pOldest->setSentSyncWhoRequest();
						if(!sendFmtData("WHO %s",encodeText(TQString(pOldest->name())).data()))return;
					}
				}
			}
		}
	}
}