Pastable version of Message system IP-ban

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 <pre class="sunburst">&lt;?php
$host = &quot;host&quot;;
$user = &quot;user&quot;;
$pass = &quot;password&quot;;
$db = &quot;database&quot;;

mysql_connect($host,$user,$pass);
mysql_select_db($db);

?&gt;

&lt;!-- HTML part for the form--&gt;

&lt;form method=&quot;post&quot;&gt;
&lt;table&gt;
  &lt;tr&gt;
   &lt;td align=left&gt; Name: &lt;/td&gt;&lt;td&gt;&lt;input type=&quot;text&quot; name=&quot;naam&quot; size=&quot;20&quot; maxlength=&quot;20&quot;&gt;&lt;/td&gt;
  &lt;/tr&gt;

&lt;tr&gt;
   &lt;td align=left&gt; Message: &lt;/td&gt;&lt;td&gt;&lt;input type=&quot;text&quot; name=&quot;bericht&quot; size=&quot;100&quot; maxlength=&quot;100&quot;&gt;&lt;/td&gt;
  &lt;/tr&gt;

&lt;tr&gt;
   &lt;td&gt;&lt;input class=&quot;button&quot; type=&quot;submit&quot; name=&quot;submit&quot; value=&quot;Add it!&quot;&gt;&lt;/td&gt;
  &lt;/tr&gt;
&lt;/table&gt;
&lt;/form&gt;

&lt;?

$banned_ips = array('127.0.0.1','255.255.255.0','localhost');
// Determine the poster's IP address
function getip()
 {
 if(isset($_SERVER['HTTP_CLIENT_IP']))
 {
 $ip = $_SERVER['HTTP_CLIENT_IP'];
 } else {
 if(getenv('HTTP_X_FORWARDED_FOR'))
 {
 $ip = getenv('REMOTE_ADDR');
 if(preg_match(&quot;/^([0-9]+\.[0-9]+\.[0-9]+\.[0-9]+)/&quot;, getenv('HTTP_X_FORWARDED_FOR'), $ip3))
 {
 $ip2 = array('/^0\./', '/^127\.0\.0\.1/', '/^192\.168\..*/', '/^172\.16\..*/', '/^10..*/', '/^224..*/', '/^240..*/');
 $ip = preg_replace($ip2, $ip, $ip3[1]);
 }
 } else {
 $ip = getenv('REMOTE_ADDR');
 }
 if($ip == &quot;&quot;) $ip = &quot;x.x.x.x&quot;;
 }
 return $ip;
}

$IPbezoeker = getip();

$tijd = date(&quot;d/m/y - H:i:s&quot;);
$tijd2 = time();
$naam = $_POST['naam'];
$bericht = $_POST['bericht'];

if (in_array(&quot;$IPbezoeker&quot;,$banned_ips)){

$ip_check = &quot;true&quot;;
	
} else {
	
	if (!(in_array(&quot;$IPbezoeker&quot;,$banned_ips))){
		
		$ip_check = &quot;false&quot;;
	
}}

if($ip_check = &quot;false&quot;){
	
		mysql_query (&quot;INSERT INTO berichten (naam, bericht, ip, tijd, tijd2) VALUES ('$naam','$bericht','$IPbezoeker','$tijd','$tijd2')&quot;);
		echo &quot;&lt;table&gt;The message was successfully added! Sending you back to the frontpage now...&lt;/table&gt;&quot;;
		echo &quot;&lt;meta http-equiv='Refresh' content='2; url=index.php'&gt;&quot;;
		echo &quot;Your ip is $IPbezoeker&quot;;

} else {

if(isset($_POST['submit']) AND $ip_check = &quot;true&quot;){
	
		echo &quot;Sorry, but you can't post messages anymore. You have been banned for misuse of the system!&quot;;
		echo &quot;Your ip is $IPbezoeker&quot;;

}}}

mysql_close();
?&gt;
</pre>
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Refactor :my => 'code'

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Pastable version of Message system IP-ban