<?php
require_once('ajaxchat_config.php');
if(!session_id()) { session_start(); }
global $current_user;
get_currentuserinfo();
$r=$wpdb->get_row("SELECT name FROM ".$wpdb->prefix."ajaxim_sess WHERE sessid='".session_id()."'");
if(!$r->name) {
	$t=time()-5;
	$wpdb->query("INSERT INTO ".$wpdb->prefix."ajaxim_sess (name,lasttime,starttime,sessid) VALUES('Guest_".substr(session_id(),0,5)."',".$t.",".$t.",'".session_id()."')");
}
else {
	$wpdb->query("UPDATE ".$wpdb->prefix."ajaxim_sess SET lasttime=UNIX_TIMESTAMP() WHERE sessid='".session_id()."'");
	if($current_user->ID!='' && $r->name!=$current_user->display_name) {
		$wpdb->query($wpdb->prepare("UPDATE ".$wpdb->prefix."ajaxim_sess SET name='%s' WHERE sessid='%s'",$current_user->display_name,session_id()));
	}
}
?>