IP logging @ Contact.php

<?php
/*---------------------------------------------------+
| PHPFusion 6 Content Management System
+----------------------------------------------------+
| Copyright © 2002 - 2006 Nick Jones
| http://www.php-fusion.co.uk/
+----------------------------------------------------+
| Released under the terms & conditions of v2 of the
| GNU General Public License. For details refer to
| the included gpl.txt file or visit http://gnu.org
+----------------------------------------------------*/
require_once "maincore.php";
require_once "subheader.php";
require_once "side_left.php";
include LOCALE.LOCALESET."contact.php";

[b]//record ip ::: START
if ($_SERVER['HTTP_X_FORWARD_FOR']) {
$sender_ip = $_SERVER['HTTP_X_FORWARD_FOR'];
} else {
$sender_ip = $_SERVER['REMOTE_ADDR'];
}
//record ip ::: END[/b]


if (isset($_POST['sendmessage'])) {
   $mailname = substr(stripinput(trim($_POST['mailname'])),0,50);
   $email = substr(stripinput(trim($_POST['email'])),0,100);
   $subject = substr(str_replace(array("\r","\n","@"), "", descript(stripslash(trim($_POST['subject'])))),0,50);
   [b]$message = descript(stripslash(trim($_POST['message']."

Sender IP: ".$_POST['sender_ip'])));[/b]
   if ($mailname == "") {
      $error .= "· <span class='alt'>".$locale['420']."</span><br>\n";
   }
   if ($email == "" || !preg_match("/^[-0-9A-Z_\.]{1,50}@([-0-9A-Z_\.]+\.){1,50}([0-9A-Z]){2,4}$/i", $email)) {
      $error .= "· <span class='alt'>".$locale['421']."</span><br>\n";
   }
   if ($subject == "") {
      $error .= "· <span class='alt'>".$locale['422']."</span><br>\n";
   }
   if ($message == "") {
      $error .= "· <span class='alt'>".$locale['423']."</span><br>\n";
   }
   echo $subject;
   if (!$error) {
      require_once INCLUDES."sendmail_include.php";
      sendemail($settings['siteusername'],$settings['siteemail'],$mailname,$email,$subject,$message);
      opentable($locale['400']);
      echo "<center><br>\n".$locale['440']."<br><br>\n".$locale['441']."</center><br>\n";
      closetable();
   } else {
      opentable($locale['400']);
      echo "<center><br>\n".$locale['442']."<br><br>\n$error<br>\n".$locale['443']."</center><br>\n";
      closetable();
   }
} else {
   opentable($locale['400']);
   echo $locale['401']."<br><br>
<form name='userform' method='post' action='".FUSION_SELF."'>
<table align='center' cellpadding='0' cellspacing='0' class='tbl'>
<tr>
<td width='100'>".$locale['402']."</td>
<td><input type='text' name='mailname' maxlength='50' class='textbox' style='width: 200px;'></td>
</tr>
<tr>
<td width='100'>".$locale['403']."</td>
<td><input type='text' name='email' maxlength='100' class='textbox' style='width: 200px;'></td>
</tr>
<tr>
<td width='100'>".$locale['404']."</td>
<td><input type='text' name='subject' maxlength='50' class='textbox' style='width: 200px;'></td>
</tr>
<tr><td valign='top' width='90'>".$locale['405']."</td>
<td><textarea name='message' rows='10' class='textbox' style='width: 320px'></textarea></td>
</tr>
<tr>
<td align='center' colspan='2'>
<input type='submit' name='sendmessage' value='".$locale['406']."' class='button'>
[b]IP recorded: <b>".$sender_ip."</b>
<input type='hidden' name='sender_ip' value='".$sender_ip."'>[/b]
</td>
</tr>
</table>
</form>\n";
   closetable();
}

require_once "side_right.php";
require_once "footer.php";
?>