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chat.php
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chat.php
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<?php
require 'config.php';
$token=sql_safe($_GET['token']);
$usertoken=sql_safe($_GET['usertoken']);
$autoscroll=$_GET['autoscroll'];
@putenv('TZ=Europe/London');
set_time_limit(0);
$conn=@mysql_connect(_DB_HOST,_DB_USER,_DB_PW);
if (!$conn) {
echo '<head><meta http-equiv="refresh" content="5; URL=chat.php?token=',$token,'&usertoken=',$usertoken,'&autoscroll=',$autoscroll,'"><link rel="stylesheet" type="text/css" href="style.css"></head>[Connecting to database .. please wait]'; exit;
}
mysql_select_db(_DB_NAME) or die('Could not find database');
$res=mysql_query("UPDATE organizer_chat_request SET accepted=1 WHERE token='$token'");
#
$data=get_data("SELECT * FROM organizer_chat_request WHERE token='$token'");
$question=$data[1]->question;
$name=$data[1]->name;
$email=$data[1]->email;
$referrer=$data[1]->referrer;
$IP=$data[1]->IP;
if ($name) { echo '<strong>Name:</strong> '.$name.' '; }
if ($email) { echo ' ('.$email.')'; }
if ($referrer) { echo '<br><strong>Referrer:</strong> '.$referrer.'<br>'; }
if ($IP) { echo '<strong>IP:</strong> '.$IP.'<br>'; }
if ($question) { echo '<strong>Question:</strong> '.$question; }
echo '<p>';
#
$last_id=0;
if ($autoscroll==1) { echo '<script language="JavaScript" type="text/javascript">
function up() { scroll(1,10000000); }
var abc=window.setInterval("up();",1000);
</script>'; }
echo '<head><meta http-equiv="refresh" content="0; URL=chat.php?token=',$token,'&usertoken=',$usertoken,'&autoscroll=',$autoscroll,'"><link rel="stylesheet" type="text/css" href="style.css"></head>
<body style="background-image:url(pics/live-bg.jpg); background-repeat:repeat-y;background-color:#ffffff;">';
for ($index=1; $index <= 999999; $index++) {
echo str_pad('',4096);
$timestamp=time();
$res=mysql_query("UPDATE organizer_chat_user SET last_active='$timestamp' WHERE user_token='$usertoken'");
$data2=get_data("SELECT * FROM organizer_chat WHERE ID > $last_id AND token='$token' ORDER BY datetime");
for ($index2=1; $index2 <= sizeof($data2); $index2++) {
$message=$data2[$index2]->message;
$username=$data2[$index2]->username;
$ID=$data2[$index2]->ID;
$message=str_replace(';',',',$message);
$message=str_replace('<','<',$message);
$message=str_replace('>','>',$message);
echo '<b>',$username,':</b> ',$message,'<br>';
$last_id=$ID;
}
sleep(2);
if ($index > 5) { # wait a while before checking if user active so time to enter chat
$data3=get_data("SELECT * FROM organizer_chat_user WHERE user_token!='$usertoken' AND chat_token='$token'");
if (!$data3) {
if (empty($finished)) { echo '<br>[User has stopped chat request]<br>'; $finished=1; }
}
else {
$timestamp2=time()-15;
$last_active=$data3[1]->last_active;
$chat_ended=$data3[1]->chat_ended;
if ($chat_ended==1) {
if (empty($finished)) { echo '<br>[User has ended live chat]<br>'; $finished=1; }
}
if ($last_active < $timestamp2) {
if (empty($finished)) { echo '<br>[User has left or connection lost]<br>'; $finished=1; }
}
}
}
}
#
function get_data($statement) {
$res=mysql_query($statement);
if (!$res) { echo 'error: '.$statement; exit; }
$rows=mysql_num_rows($res);
for ($index=1; $index <= $rows; $index++) {
$data[$index]=mysql_fetch_object($res);
}
mysql_free_result($res);
if (isset($data)) { return $data; } else { return; }
}
function sql_safe($value) {
if (get_magic_quotes_gpc()) { $value=stripslashes($value); }
if (function_exists('mysql_real_escape_string')) { $value=mysql_real_escape_string($value); }
else { $value=addslashes($value); }
return trim($value);
}
?>