upgrade

main/webservices/testip.php

@@ -0,0 +1,18 @@
+<?php
+/* For licensing terms, see /license.txt */
+/**
+ *  @package chamilo.webservices
+ */
+$ip = '';
+if (!empty($_SERVER['REMOTE_ADDR'])) {
+    $ip = trim($_SERVER['REMOTE_ADDR']);
+}
+if (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) {
+    if (filter_var($_SERVER['HTTP_X_FORWARDED_FOR'], FILTER_FLAG_IPV4 | FILTER_FLAG_IPV6) == $_SERVER['HTTP_X_FORWARDED_FOR']) {
+        list($ip1, $ip2) = preg_split('/,/', $_SERVER['HTTP_X_FORWARDED_FOR']);
+        $ip = trim($ip1);
+    }
+}
+if (!empty($ip) && filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4 | FILTER_FLAG_IPV6)) {
+    echo htmlentities($ip);
+}