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diff --git a/src/HTTP/Requests/RemoteAddress.php b/src/HTTP/Requests/RemoteAddress.php
index 2d8dbee..d25084b 100644
--- a/src/HTTP/Requests/RemoteAddress.php
+++ b/src/HTTP/Requests/RemoteAddress.php
@@ -1,92 +1,94 @@
<?php
declare(strict_types=1);
namespace Keruald\OmniTools\HTTP\Requests;
+use Keruald\OmniTools\Network\IP;
+
class RemoteAddress {
/**
* @var string
*/
private $remoteAddress;
///
/// Constructor
///
public function __construct (string $remoteAddress = '') {
$this->remoteAddress = $remoteAddress;
}
public static function fromServer () : self {
return new self(self::extractRemoteAddressesFromHeaders());
}
///
/// Format methods
///
public function getClientAddress () : string {
// Header contains 'clientIP, proxyIP, anotherProxyIP'
// or 'clientIP proxyIP anotherProxyIP'
// The first value is so the one to return.
// See draft-ietf-appsawg-http-forwarded-10.
$ips = preg_split("/[\s,]+/", $this->remoteAddress, 2);
return trim($ips[0]);
}
public function isFromLocalHost () : bool {
return IP::isLoopBack($this->getClientAddress());
}
public function getAll () : string {
return $this->remoteAddress;
}
public function has () : bool {
return $this->remoteAddress !== "";
}
///
/// Information methods
///
///
/// Helper methods to determine the remote address
///
/**
* Allows to get all the remote addresses from relevant headers
*/
public static function extractRemoteAddressesFromHeaders () : string {
foreach (self::listRemoteAddressHeaders() as $candidate) {
if (isset($_SERVER[$candidate])) {
return $_SERVER[$candidate];
}
}
return "";
}
///
/// Data sources
///
public static function listRemoteAddressHeaders () : array {
return [
// Standard header provided by draft-ietf-appsawg-http-forwarded-10
'HTTP_X_FORWARDED_FOR',
// Legacy headers
'HTTP_CLIENT_IP',
'HTTP_FORWARDED',
'HTTP_FORWARDED_FOR',
'HTTP_X_CLUSTER_CLIENT_IP',
'HTTP_X_FORWARDED',
// Default header if no proxy information could be detected
'REMOTE_ADDR',
];
}
}

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