var $hub,$client;

var $hub_buffer,$client_buffer;

var $config=array();

var $poll;

var $udpmsg4_client;

var $hostname;

var $map_function=NULL;

var $unmap_function=NULL;

static function write_fd ($fd,$data,$tlen=0) {

$len=fwrite($fd,$data);

// rtfm it claims should return FALSE for error but returns 0

if ($len===0) $len=FALSE;

if ($len===FALSE) return FALSE;

if ($len<=0) return $tlen;

if ($len===strlen($data)) return $tlen+$len;

return self::write_fd($fd,substr($data,$len),$tlen+$len);

}

function write_hub ($data) {

$len=self::write_fd($this->hub[1],$data);

if ($len===FALSE) die("write error to hub");

if ($len!=strlen($data)) return FALSE;

return TRUE;

}

function write_client ($data) {

$len=self::write_fd($this->client[1],$data);

if ($len===FALSE) die("write error to client");

if ($len!=strlen($data)) return FALSE;

debug('irc',1,"sent: $data");

return TRUE;

}

static function construct ($hub_r,$hub_w,$client_r,$client_w,$config=NULL) {

$new = new cloudircd;

$new->hub=array($hub_r,$hub_w);

$new->client=array($client_r,$client_w);

if ($config!==NULL) $new->config=$config; else $new->config=array();

if (!isset($new->config['udpmsg4_client']))

$new->config['udpmsg4_client']=array();

if (!isset($new->config['udpmsg4_client']['seckey'])) return FALSE;

if (!isset($new->config['udpmsg4_client']['pubkey'])) return FALSE;

if (!isset($new->config['udpmsg4_client']['netname']))

if (!isset($new->config['ircnet'])) return FALSE;

else $new->config['udpmsg4_client']['netname']=$new->config['ircnet'];

if (!isset($new->config['ircnet']))

$new->config['ircnet']=$new->config['udpmsg4_client']['netname'];

if (!isset($new->config['hostname']))

$new->config['hostname']='cloudircd';

if (isset($new->config['nick_map_function']))

$new->map_function=$new->config['nick_map_function'];

if (isset($new->config['nick_unmap_function']))

$new->unmap_function=$new->config['nick_unmap_function'];

$new->hostname=$new->config['hostname'];

$new->udpmsg4_client = new udpmsg4_client($new->config['udpmsg4_client']);

if (!$new->irc_intro()) return FALSE;

$new->poll = new poll;

$new->poll->add_readfd($hub_r);

$new->poll->add_readfd($client_r);

if (!isset($new->config['channels'])) $new->config['channels']=array();

return $new;

}

/*

static function buffered_parse (&$buffer,$func,$fd=NULL,$trymore=0) {

$p=call_user_func($func,&$buffer);

if ($p===FALSE) return FALSE;

else if ($p===NULL);

else return $p;

if ($fd===NULL) return NULL;

$data=fread($fd,4096);

if ($data===FALSE) return FALSE;

$buffer.=$data;

$len=0;

for ($olen=strlen($buffer); $len<$olen; $len=strlen($buffer)) {

$p=call_user_func($func,$buffer);

if ($p===FALSE) return FALSE;

else if ($p===NULL)

if (!$trymore) return NULL;

else return self::buffered_parse($buffer,$func,$fd,$trymore);

else return $p;

}

die("This is reached if strlen(\$buffer)===0 that is EOF.\n");

return $p;

}

*/

static function irc_parse (&$buffer,$fd=NULL,$trymore=0) {

$p=irc_packet::parse($buffer);

if ($p===FALSE) return FALSE;

else if ($p===NULL);

else return $p;

if ($fd===NULL) return NULL;

$data=fread($fd,4096);

if ($data===FALSE) return FALSE;

$buffer.=$data;

$len=0;

for ($olen=strlen($buffer); $len<$olen; $len=strlen($buffer)) {

$p=irc_packet::parse($buffer);

if ($p===FALSE) return FALSE;

else if ($p===NULL)

if (!$trymore) return NULL;

else return self::irc_parse($buffer,$func,$fd,$trymore);

else return $p;

}

die("This is reached if strlen(\$buffer)===0 that is EOF.\n");

return $p;

return self::buffered_parse($buffer,array('irc_packet','parse'),$fd,$trymore);

}

function udpmsg4_parse (&$buffer,$fd=NULL,$trymore=0) {

$p=$this->udpmsg4_client->parse_framed($buffer);

if ($p===FALSE) return FALSE;

else if ($p===NULL);

else return $this->udpmsg4_client->read_compat($p);

if ($fd===NULL) return NULL;

$data=fread($fd,4096);

if ($data===FALSE) return FALSE;

$buffer.=$data;

$len=0;

for ($olen=strlen($buffer); $len<$olen; $len=strlen($buffer)) {

$p=$this->udpmsg4_client->parse_framed($buffer);

if ($p===FALSE) return FALSE;

else if ($p===NULL)

if (!$trymore) return NULL;

else return $this->udpmsg4_parse($buffer,$func,$fd,$trymore);

else return $this->udpmsg4_client->read_compat($p);

}

die("ERROR :Closing Link: ".$this->chan2ircwire($this->nick())." (lost hub)\n");

return $p;

return self::buffered_parse($buffer,array($this->udpmsg4_client,'parse_framed'),$fd,$trymore);

}

function nick () {

return '/'.$this->config['ircnet'].'/'.$this->config['user'];

}

function irc_set_nick ($nick,$ircnick=FALSE) {

if (isset($this->config['user'])) $onick=$this->chan2ircwire($this->nick());

else $onick=$nick;

if ($ircnick) $nick=$this->ircwire2chan($nick);

$nick=preg_replace(',^/'.$this->config['ircnet'].'/,','',$nick);

if (isset($this->config['oldircnet']))

$nick=preg_replace(',^/'.$this->config['oldircnet'].'/,','',$nick);

if (!preg_match('/^[A-Za-z0-9_.-]+$/',$nick)) return FALSE;

$this->irc_send_nickchange($this->chan2ircwire('/'.$this->config['ircnet'].'/'.$nick),$onick);

$this->udpmsg4_client->set_user($this->config['user']=$nick);

return TRUE;

}

function irc_set_ircnick ($nick) {

return $this->irc_set_nick($nick,TRUE);

}

function irc_send_nickchange ($nick,$onick=NULL) {

if (!isset($onick))

if (isset($this->config['user']))

$onick=$this->chan2ircwire('/'.$this->config['ircnet'].'/'.$this->config['user']);

if (isset($onick) && ($onick!==$nick))

$this->write_client(":$onick NICK $nick\n");

}

function irc_intro () {

for ($done=0; !$done;) {

if (($p=self::irc_parse($this->client_buffer,$this->client[0],1))===FALSE) return FALSE;

if ($p===NULL) die("This should not happen.");

if (strtoupper($p->cmd)==='PASS') {

list ($seckey,$pubkey) = explode('/',$p->args[0]);

if (!strlen($pubkey)) return FALSE;

$this->udpmsg4_client->set_keypair($pubkey,$seckey);

continue;

}

if (strtoupper($p->cmd)==='USER') continue;

if (strtoupper($p->cmd)==='NICK')

if ($this->irc_set_ircnick($p->args[0])!==FALSE) $done=1;

else $this->write_client_irc_from_server('432',array($this->chan2ircwire('/'.$this->config['ircnet'].'/randomnick'),$p->args[0],'Erroneus nickname'));

else if (strtoupper($p->cmd)==='MODE')

$this->write_client_irc_from_server('451',array('MODE','You have not registered'));

else $this->complain($p);

}

$this->irc_send_numerics();

return TRUE;

}

function write_client_irc ($prefix,$cmd,$args) {

return $this->write_client(irc_packet::build($prefix,$cmd,$args)."\n");

}

function write_client_irc_from_server ($cmd,$args) {

return $this->write_client_irc($this->hostname,$cmd,$args);

}

function write_client_numeric ($cmd,$args) {

$fargs=(array)$args;

array_unshift($fargs,$this->chan2ircwire($this->nick()));

return $this->write_client_irc_from_server($cmd,$fargs);

}

function write_client_numeric_notenoughparams ($command) {

return $this->write_client_numeric('461',array($command,'Not enough parameters.'));

}

function fullnick ($nick) {

$user=$this->get_user($nick);

return $this->chan2ircwire($nick).'!'.$user['user'].'@'.$user['host'];

}

function write_client_irc_join ($nick,$channel) {

$ircchannel=$this->channel2ircchannel($channel);

$user=$this->get_user($nick);

$shortnick=$this->nick2shortnick($nick);

$fullnick=$nick.'!'.$user['user'].'@'.$user['host'];

return $this->write_client_irc($this->fullnick($nick),'JOIN',array($ircchannel));

}

function write_client_irc_part ($nick,$channel,$reason=NULL) {

$ircchannel=$this->channel2ircchannel($channel);

$user=$this->get_user($nick);

$shortnick=preg_replace(',^/.*/,','',$nick);

$fullnick=$nick.'!'.$user['user'].'@'.$user['host'];

return $this->write_client_irc($this->fullnick($nick),'PART',array($ircchannel,$reason));

}

function write_client_irc_quit ($nick,$reason=NULL) {

$user=$this->get_user($nick);

$fullnick=$nick.'!'.$user['user'].'@'.$user['host'];

return $this->write_client_irc($this->fullnick($nick),'QUIT',array($reason));

}

function write_client_irc_topic ($nick,$channel,$topic) {

$user=$this->get_user($nick);

$fullnick=$nick.'!'.$user['user'].'@'.$user['host'];

return $this->write_client_irc($this->fullnick($nick),'TOPIC',array($this->channel2ircchannel($channel),$topic));

}

function irc_send_numerics () {

$this->write_client_numeric('001','Welcome to the Internet Relay Network');

$this->write_client_numeric('002','Your host is '.$this->hostname.', running version cloudircd');

$this->write_client_numeric('003','This server was created some time ago');

$this->write_client_numeric('004',array($this->hostname,'1.0','+','+'));

$this->write_client_numeric('005',array('NICKLEN=16','CHANNELLEN=16','CHANTYPES=#','NETWORK='.$this->config['ircnet'],'are supported by this server'));

$this->write_client_numeric('251','There are some users and some invisible on a bunch of servers');

$this->write_client_numeric('252',array('0','operator(s) online'));

$this->write_client_numeric('254',array('unknown','channels formed'));

$this->write_client_numeric('255','I have a bunch of clients and a bunch of servers');

$this->write_client_numeric('265','Current Local Users: too lazy to calculate');

$this->write_client_numeric('266','Current Global Users: unknown');

$this->write_client_numeric('375','- '.$this->hostname.' Message of the Day -');

$motd=explode("\n",$this->config['motd']);

foreach ($motd as $line) $this->write_client_numeric('372',"- $line");

$this->write_client_numeric('376','End of /MOTD command.');

}

function complain ($packet) {

$this->write_client_numeric('421',array($packet->cmd,'Unknown command'));

}

function channel2ircchannel ($channel) {

if (!strlen($channel)) return FALSE;

if ($channel[0]==='/') return $channel;

if (!preg_match(',^chat/,',$channel)) return FALSE;

return preg_replace(',^chat/,','#',$channel);

}

function is_channel ($channel) {

if (!strlen($channel)) return TRUE;

if ($channel[0]==='/') return FALSE;

if (preg_match(',^chat/,',$channel)) return TRUE;

return FALSE;

}

function ircchannel2channel ($channel) {

if (!strlen($channel)) return FALSE;

if ($channel[0]==='/') return $channel;

return preg_replace('/^#/','chat/',$channel);

}

function map_nick ($nick) {

if ($this->map_function===NULL) return $nick;

$f=$this->map_function;

return $f($nick,$this);

}

function unmap_nick ($nick) {

if ($this->unmap_function===NULL) return $nick;

$f=$this->unmap_function;

return $f($nick,$this);

}

function ircwire2chan ($ircwire) {

$chan=$this->unmap_nick($ircwire);

if ($chan===FALSE) $chan=$ircwire;

return $this->ircchannel2channel($chan);

}

function chan2ircwire ($chan) {

$ic=$this->is_channel($chan);

$chan=$this->channel2ircchannel($chan);

if ($chan===FALSE) return FALSE;

return $ic?$chan:$this->map_nick($chan);

}

function map_nicks ($nicks) {

if ($this->map_function===NULL) return $nicks;

$r=array();

foreach ($nicks as $k=>$v) $r[$k]=$this->map_nick($v);

return $r;

}

function unmap_nicks ($nicks) {

if ($this->unmap_function===NULL) return $nicks;

$r=array();

foreach ($nicks as $k=>$v) $r[$k]=$this->unmap_nick($v);

return $r;

}

function users_in_channel ($channel) {

if (!isset($this->config['channels'])) return array();

if (!isset($this->config['channels'][$channel])) return array();

if (!isset($this->config['channels'][$channel]['users'])) return array();

return $this->config['channels'][$channel]['users'];

}

function channel_topic ($channel) {

if (!isset($this->config['channels'])) return NULL;

if (!isset($this->config['channels'][$channel])) return NULL;

if (!isset($this->config['channels'][$channel]['topic'])) return NULL;

return $this->config['channels'][$channel]['topic'];

}

function channel_topic_from ($channel) {

if (!isset($this->config['channels'])) return NULL;

if (!isset($this->config['channels'][$channel])) return NULL;

if (!isset($this->config['channels'][$channel]['topic'])) return NULL;

return $this->config['channels'][$channel]['topic_from'];

}

function channel_topic_timestamp ($channel) {

if (!isset($this->config['channels'])) return NULL;

if (!isset($this->config['channels'][$channel])) return NULL;

if (!isset($this->config['channels'][$channel]['topic'])) return NULL;

return $this->config['channels'][$channel]['topic_timestamp'];

}

function user_exists ($nick) {

if (!isset($this->config['users'])) return FALSE;

if (!isset($this->config['users'][$nick])) return FALSE;

return TRUE;

}

function nick2shortnick ($nick) {

$shortnick=preg_replace(',^/.*/,','',$nick);

return $shortnick;

}

function nick2net ($nick) {

$net=preg_replace(',^/,','',$nick);

$net=preg_replace(',/.*$,','',$net);

return $net;

}

function create_user ($nick,$info=NULL) {

if ($this->user_exists($nick)) return;

if ($info===NULL) $info=array(

'user'=>$this->nick2shortnick($nick),

'host'=>$this->nick2shortnick($nick),

'server'=>$this->nick2net($nick),

'nick'=>$nick,

'hg'=>'H',

'flag'=>'',

'distance'=>0,

'realname'=>$nick,

);

$this->config['users'][$nick] = new array_object($info);

}

function get_user ($nick) {

if (!$this->user_exists($nick)) $this->create_user($nick);

return $this->config['users'][$nick];

}

function channels () {

return array_keys($this->config['channels']);

}

function user_is_joined ($user,$channel) {

if (!isset($this->config['channels'])) return FALSE;

if (!isset($this->config['channels'][$channel])) return FALSE;

if (!isset($this->config['channels'][$channel]['users'])) return FALSE;

if (isset($this->config['channels'][$channel]['users'][$user])) return TRUE;

}

function join_user_to_channel ($nick,$channel) {

if (!isset($this->config['channels'][$channel]['users']))

$this->config['channels'][$channel]['users']=array();

if (!isset($this->config['channels'][$channel]['users'][$nick]))

$this->config['channels'][$channel]['users'][$nick]=$this->get_user($nick);

return TRUE;

}

function part_user_from_channel ($nick,$channel) {

if (!isset($this->config['channels'][$channel]['users']))

$this->config['channels'][$channel]['users']=array();

if (isset($this->config['channels'][$channel]['users'][$nick]))

unset($this->config['channels'][$channel]['users'][$nick]);

return TRUE;

}

function quit_user ($nick,&$icare) {

foreach ($this->config['channels'] as $k=>$channel)

if ($this->user_is_joined($nick,$k)) {

$this->part_user_from_channel($nick,$k);

if ($this->am_joined($k)) $icare=1;

}

return TRUE;

}

function am_joined ($channel) {

if (!isset($this->config['channels'])) return FALSE;

if (!isset($this->config['channels'][$channel])) return FALSE;

if (!isset($this->config['channels'][$channel]['joined'])) return FALSE;

return $this->config['channels'][$channel]['joined'];

}

function join_channel ($ircchannel) {

$channel=$this->ircchannel2channel($ircchannel);

$this->config['channels'][$channel]['joined']=1;

if (!isset($this->config['channels'][$channel]['users']))

$this->config['channels'][$channel]['users']=array();

if (!isset($this->config['channels'][$channel]['users'][$this->nick()]))

$this->config['channels'][$channel]['users'][$this->nick()]=$this->get_user($this->nick());

$this->write_client_irc_join($this->nick(),$channel);

$nicks=array_keys($this->config['channels'][$channel]['users']);

$this->write_client_numeric('353',array('=',$ircchannel,join(' ',$this->map_nicks($nicks))));

$this->write_client_numeric('366',array($ircchannel,'End of /NAMES list.'));

return TRUE;

}

function part_channel ($ircchannel,$reason=NULL) {

$channel=$this->ircchannel2channel($ircchannel);

$this->config['channels'][$channel]['joined']=0;

if (!isset($this->config['channels'][$channel]['users']))

$this->config['channels'][$channel]['users']=array();

if (isset($this->config['channels'][$channel]['users'][$this->nick()]))

unset($this->config['channels'][$channel]['users'][$this->nick()]);

$this->write_client_irc_part($this->chan2ircwire($this->nick()),$channel,$reason);

return TRUE;

}

function set_channel_topic ($channel,$topic,$from=NULL,$timestamp=NULL) {

$this->config['channels'][$channel]['topic']=$topic;

$from=isset($from)?$from:$this->nick();

$this->config['channels'][$channel]['topic_from']=$from;

$this->config['channels'][$channel]['topic_timestamp']=isset($timestamp)?$timestamp:time();

return TRUE;

}

function irc_do ($p) {

if (($p===FALSE)||($p===NULL)) return $p;

if (!is_a($p,'irc_packet')) $p=irc_packet::parse($p);

if (($p===FALSE)||($p===NULL)) return $p;

switch ($p->CMD) {

case 'PRIVMSG':

case 'NOTICE':

if (!isset($p->args[0])||!isset($p->args[1])) return FALSE;

$to=$this->ircwire2chan($p->args[0]);

if ($p->CMD==='PRIVMSG')

$tp=$this->udpmsg4_client->send_message($to,$p->args[1]);

else

$tp=$this->udpmsg4_client->send_notice($to,$p->args[1]);

if ($tp===FALSE)

if ($this->is_channel($to))

return $this->write_client_irc($p->args[0],'NOTICE',array($this->nick(),'Failed to send '.($p->CMD==='PRIVMSG'?'message':'notice').' to '.$p->args[0]));

else

return $this->write_client_irc($p->args[0],'NOTICE',array($this->nick(),'Failed to send PM to '.$p->args[0]));

return $this->write_hub($tp->framed());

case 'JOIN':

foreach (explode(',',$p->args[0]) as $channel)

if (!$this->join_channel($channel)) return FALSE;

return TRUE;

case 'PART':

foreach (explode(',',$p->args[0]) as $channel)

if (!$this->part_channel($channel,@$p->args[1])) return FALSE;

return TRUE;

case 'QUIT':

exit(0);

case 'NICK':

return $this->irc_set_ircnick($p->args[0]);

case 'PING':

return $this->write_client_irc_from_server('PONG',array($this->hostname,@$p->args[0]));

case 'MODE':

if (!isset($p->args[0])) return FALSE;

$target=$this->ircchannel2channel($p->args[0]);

if ($this->is_channel($target)) {

if (!isset($p->args[1])) {

return $this->write_client_numeric('324',array($p->args[0],'+nt')) && $this->write_client_numeric('329',array($p->args[0],time()));

} else {

return $this->write_client_numeric('368',array($p->args[0],'End of channel ban list'));

return FALSE;

}

} else {

return FALSE;

}

case 'WHO':

if (!isset($p->args[0])) return FALSE;

$target=$this->ircchannel2channel($p->args[0]);

if ($this->is_channel($target)) {

foreach ($this->users_in_channel($target) as $nick=>$user)

if (!$this->write_client_numeric('352',array($p->args[0],$user['user'],$user['host'],$user['server'],$this->chan2ircwire($user['nick']),$user['hg'].$user['flag'],$user['distance'].' '.$user['realname']))) return FALSE;

return $this->write_client_numeric('315',array($p->args[0],'End of /WHO list.'));

} else {

return FALSE;

}

case 'LIST':

if (!$this->write_client_numeric('321',array('Channel','Users Name'))) return FALSE;

foreach ($this->channels() as $channel) {

$ircchannel=$this->channel2ircchannel($channel);

$count=count($this->users_in_channel($channel));

if (!$this->write_client_numeric('322',array($ircchannel,$count,'[+nt]'))) return FALSE;

}

if (!$this->write_client_numeric('323',array('End of channel list.'))) return FALSE;

return TRUE;

case 'USER':

return TRUE;

case 'USERHOST':

if (!isset($p->args[0])) return $this->write_client_numeric_notenoughparams($p->cmd);

$user=$this->get_user($this->ircwire2chan($p->args[0]));

$this->write_client_numeric('302',$this->chan2ircwire($user['nick'])."=+".$user['user'].'@'.$user['host']);

return TRUE;

case 'TOPIC':

if (!isset($p->args[0])) return FALSE;

$channel=$this->ircwire2chan($p->args[0]);

if (!isset($p->args[1])) {

$topic=$this->channel_topic($channel);

if ($topic===NULL)

return $this->write_client_numeric('331',array($p->args[0],'No topic is set.'));

return $this->write_client_numeric('332',array($p->args[0],$topic)) && $this->write_client_numeric('333',array($p->args[0],$this->channel_topic_from($channel),$this->channel_topic_timestamp($channel)));

}

$this->set_channel_topic($channel,$p->args[1]);

$tp=$this->udpmsg4_client->send_topic($channel,$p->args[1]);

return $this->write_hub($tp->framed()) && $this->write_client_irc_topic($this->chan2ircwire($this->nick()),$channel,$p->args[1]);

case 'AWAY':

if (!isset($p->args[0]))

return $this->write_client_numeric('305',array('You are no longer marked as being away'));

return $this->write_client_numeric('306',array('You have been marked as being away but not matters'));

default:

debug('irc',1,'received: '.$p);

return FALSE;

}

}

function udpmsg4_do ($p) {

/*

:dBZ!user@949DD1.5D28CF.4EA2CF.F6DE5C QUIT :irc5.srn.ano pbx.namek.ano

:dBZ!user@949DD1.5D28CF.4EA2CF.F6DE5C JOIN :#anonet

:/A1/dBZ QUIT :irc.r101.ano irc5.srn.ano

:/A1/dBZ!dBZ@dBZ JOIN :#anonet

*/

if (($p===FALSE)||($p===NULL)) return $p;

if (!is_a($p,'udpmsg4_packet')) $p=udpmsg4_packet::parse($p);

if (($p===FALSE)||($p===NULL)) return $p;

if (!isset($p['CMD'])) return TRUE;

switch($p['CMD']) {

case 'ALIVE':

if ($this->user_is_joined($p['SRC'],$p['DST']))

return TRUE;

case 'JOIN':

if ($this->user_is_joined($p['SRC'],$p['DST'])) {

$icare=0;

$this->quit_user($p['SRC'],$icare);

if ($icare) $this->write_client_irc_quit($p['SRC'],'received JOIN to '.$p['DST']);

}

if (!$this->user_is_joined($p['SRC'],$p['DST']))

$this->join_user_to_channel($p['SRC'],$p['DST']);

$icare=0;

if ($this->am_joined($p['DST'])) $icare=1;

if ($this->nick()===$p['SRC']) $icare=0;

if ($icare) $this->write_client_irc_join($p['SRC'],$p['DST']);

return TRUE;

case 'PART':

if ($p['BC']) return TRUE;

if ($this->nick()===$p['SRC']) return TRUE;

$icare=0;

if ($this->user_is_joined($p['SRC'],$p['DST'])) {

$this->part_user_from_channel($p['SRC'],$p['DST']);

if ($this->am_joined($p['DST'])) $icare=1;

}

if ($icare) {

$ircchannel=$this->channel2ircchannel($p['DST']);

$this->write_client_irc_part($p['SRC'],$p['DST'],$p['REASON']);

}

return TRUE;

case 'QUIT':

if ($this->nick()===$p['SRC']) return TRUE;

$icare=0;

$this->quit_user($p['SRC'],$icare);

if ($icare) $this->write_client_irc_quit($p['SRC'],$p['REASON']);

return TRUE;

case 'MSG':

$icare=0;

if ($this->am_joined($p['DST'])) $icare=1;

if ($this->is_channel($p['DST']) && !$this->user_is_joined($p['SRC'],$p['DST'])) {

$this->join_user_to_channel($p['SRC'],$p['DST']);

if ($icare) $this->write_client_irc_join($p['SRC'],$p['DST']);

}

if ($p['DST']===$this->nick()) $icare=1;

if ($icare) {

$ircchan=$this->chan2ircwire($p['DST']);

$this->write_client_irc($this->fullnick($p['SRC']),'PRIVMSG',array($ircchan,$p['MSG']));

}

return TRUE;

case 'NOTICE':

$icare=0;

if ($this->am_joined($p['DST'])) $icare=1;

if ($p['DST']===$this->nick()) $icare=1;

if ($icare) {

$ircchan=$this->chan2ircwire($p['DST']);

$this->write_client_irc($this->fullnick($p['SRC']),'NOTICE',array($ircchan,$p['MSG']));

}

return TRUE;

case 'ENC': return TRUE;

case 'TOPIC':

$this->set_channel_topic($p['DST'],$p['TOPIC'],$p['SRC']);

$icare=0;

if ($this->am_joined($p['DST'])) $icare=1;

if ($this->is_channel($p['DST']) && !$this->user_is_joined($p['SRC'],$p['DST'])) {

$this->join_user_to_channel($p['SRC'],$p['DST']);

if ($icare) $this->write_client_irc_join($p['SRC'],$p['DST']);

}

if ($p['SRC']===$this->nick()) $icare=1;

if ($icare)

$this->write_client_irc_topic($p['SRC'],$p['DST'],$p['TOPIC']);

return TRUE;

default:

debug('udpmsg4',1,"received CMD=".$p['CMD']);

return TRUE;

}

}

function loop () {

foreach ($this->poll as $key => $value) switch ($key) {

case 'r':

if ($value===$this->client[0]) {

for ($p=self::irc_parse($this->client_buffer,$this->client[0]); $p!==NULL; $p=self::irc_parse($this->client_buffer))

if ($p===FALSE) return FALSE;

else if ($this->irc_do($p)===FALSE) $this->complain($p);

break;

} else if ($value===$this->hub[0]) {

for ($p=$this->udpmsg4_parse($this->hub_buffer,$this->hub[0]); $p!==NULL; $p=$this->udpmsg4_parse($this->hub_buffer))

if ($p===FALSE) $this->write_client_irc_from_server('NOTICE',array($this->nick(),'Received bad packet from cloud'));

else if ($this->udpmsg4_do($p)===FALSE) $this->complain($p);

break;

}

break;

case 'w': break;

// default: do timer;

}

echo "reached to end\n";

return NULL;

}