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August 29, 2015 13:56
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Simple IP visualisation
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<?php | |
header("Cache-Control: no-cache, must-revalidate"); | |
header("Expires: Sat, 26 Jul 1997 05:00:00 GMT"); | |
/** | |
* @see https://gist.github.com/cballou/2201933 | |
*/ | |
function getIp() | |
{ | |
$ip_keys = array('HTTP_CLIENT_IP', 'HTTP_X_FORWARDED_FOR', 'HTTP_X_FORWARDED', 'HTTP_X_CLUSTER_CLIENT_IP', 'HTTP_FORWARDED_FOR', 'HTTP_FORWARDED', 'REMOTE_ADDR'); | |
foreach ($ip_keys as $key) { | |
if (array_key_exists($key, $_SERVER) === true) { | |
foreach (explode(',', $_SERVER[$key]) as $ip) { | |
// trim for safety measures | |
$ip = trim($ip); | |
// attempt to validate IP | |
if (filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4 | FILTER_FLAG_NO_PRIV_RANGE | FILTER_FLAG_NO_RES_RANGE) !== false) { | |
return $ip; | |
} | |
} | |
} | |
} | |
return isset($_SERVER['REMOTE_ADDR']) ? $_SERVER['REMOTE_ADDR'] : false; | |
} | |
if (isset($_GET['text'])) { | |
header('Content-Type: text/plain'); | |
die(getIp()); | |
} | |
?><!DOCTYPE html> | |
<html lang="fr"> | |
<head> | |
<meta charset="utf-8" /> | |
<title>MyIP</title> | |
<style type="text/css"> | |
html, body{margin:0;padding:0;text-align:center;font-family:monospace} | |
h1{font-size:6em;padding-top:3em;} | |
::-moz-selection{background:transparent} | |
::selection{background:transparent} | |
</style> | |
</head> | |
<body> | |
<h1 id="ip"><?php echo htmlentities(getIp()) ?></h1> | |
<script type="text/javascript"> | |
function selectText(b){var d=document;var a,c;if(d.body.createTextRange){a=document.body.createTextRange();a.moveToElementText(b);a.select()}else{if(window.getSelection){c=window.getSelection();a=document.createRange();a.selectNodeContents(b);c.removeAllRanges();c.addRange(a)}}} | |
selectText(document.getElementById('ip')); | |
</script> | |
</body> | |
</html> |
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