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<?php
$site_title = 'ip.cleberg.net';
$site_owner_name = 'Christian Cleberg';
$site_owner_url = 'https://cleberg.net';
$source_repository = 'https://git.sr.ht/~cmc/ifconfig.php';
// Create array of values
$user = array(
'ip' => $_SERVER['REMOTE_ADDR'],
'host' => (isset($_SERVER['REMOTE_ADDR']) ? gethostbyaddr($_SERVER['REMOTE_ADDR']) : ""),
'port' => $_SERVER['REMOTE_PORT'],
'ua' => $_SERVER['HTTP_USER_AGENT'],
'lang' => $_SERVER['HTTP_ACCEPT_LANGUAGE'],
'mime' => $_SERVER['HTTP_ACCEPT'],
'encoding' => $_SERVER['HTTP_ACCEPT_ENCODING'],
'charset' => $_SERVER['HTTP_ACCEPT_CHARSET'],
'connection' => $_SERVER['HTTP_CONNECTION'],
'cache' => $_SERVER['HTTP_CACHE_CONTROL'],
'cookie' => $_SERVER['HTTP_COOKIE'],
'referer' => $_SERVER['HTTP_REFERER'],
'real_ip' => $_SERVER['HTTP_X_REAL_IP'],
'fwd_ip' => $_SERVER['HTTP_X_FORWARDED_FOR'],
'fwd_host' => (isset($_SERVER['HTTP_X_FORWARDED_FOR']) ? gethostbyaddr($_SERVER['HTTP_X_FORWARDED_FOR']) : ""),
'dnt' => $_SERVER['HTTP_DNT']
);
// Check request (ex. ifconfig.php?q=ip)
$query=trim(preg_replace('/ +/', ' ', preg_replace('/[^A-Za-z0-9 ]/', ' ', urldecode(html_entity_decode(strip_tags($_GET['q']))))));
// Return single value on request & die
if (isset($query) && array_key_exists($query, $user)) {
empty($user[$query]) ? die() : die($user[$query]."\n");
}
// Return full output in one of supported formats (html, text, xml, json. default: html)
elseif (isset($query) && (($query=="text") || ($query=="all"))) {
header('Content-Type: text/plain');
foreach($user as $key => $value) {
echo $key.": ".$value."\n";
}
die();
} elseif (isset($query) && ($query=="xml")) {
header('Content-Type: text/xml');
// Function for SimpleXML creation
function array_to_xml(array $arr, SimpleXMLElement $xml)
{
foreach ($arr as $k => $v) {
is_array($v)
? array_to_xml($v, $xml->addChild($k))
: $xml->addChild($k, $v);
}
return $xml;
}
echo array_to_xml($user, new SimpleXMLElement('<info/>'))->asXML();
} elseif (isset($query) && ($query=="json")) {
header('Content-Type: application/json');
die(json_encode($user));
} else {
header('Content-Type: text/html');
echo <<<EOD
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>{$site_title}</title>
<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no"/>
<style>
p,a {
font-family: ui-monospace, 'Cascadia Code', 'Source Code Pro', Menlo, Consolas, 'DejaVu Sans Mono', monospace;
line-height: 1em;
}
.small, .small > a {
font-size: 9pt;
color: #777;
text-align: center;
text-decoration: none;
}
</style>
</head>
<body>
<nav>
<a href="/">home</a> ·
<a href="/?q=text">text</a> ·
<a href="/?q=xml">xml</a> ·
<a href="/?q=ip">ip</a> ·
<a href="/?q=ua">ua</a>
</nav>
<hr>
EOD;
foreach($user as $key => $value) {
echo ' <p id="'.$key.'">'.$key.': '.$value.'</p>'."\n";
}
$date = date("Y");
echo <<<EOD
<br>
<p class="small">Copyright © {$date} <a href="{$site_owner_url}">{$site_owner_name}</a>.<br/>
<a target="_blank" rel="noreferrer" href="{$source_repository}">Source Code</a></p>
</body>
</html>
EOD;
}
die();
?>
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