JezK

Edit File: ProxyHeaders.php

<?php /** * Matomo - free/libre analytics platform * * @link https://matomo.org * @license https://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later */ namespace Piwik; /** * Proxy headers * */ class ProxyHeaders { /** * Get protocol information, with the exception of HTTPS * * @return string protocol information */ public static function getProtocolInformation() { if (isset($_SERVER['SERVER_PORT']) && $_SERVER['SERVER_PORT'] == 443) { return 'SERVER_PORT=443'; } if (isset($_SERVER['HTTP_X_FORWARDED_PROTO']) && strtolower($_SERVER['HTTP_X_FORWARDED_PROTO']) == 'https') { return 'X-Forwarded-Proto'; } if (isset($_SERVER['HTTP_X_FORWARDED_SCHEME']) && strtolower($_SERVER['HTTP_X_FORWARDED_SCHEME']) == 'https') { return 'X-Forwarded-Scheme'; } if (isset($_SERVER['HTTP_X_URL_SCHEME']) && strtolower($_SERVER['HTTP_X_URL_SCHEME']) == 'https') { return 'X-Url-Scheme'; } return null; } /** * Get headers present in the HTTP request * * @param array $recognizedHeaders * @return array HTTP headers */ private static function getHeaders($recognizedHeaders) { $headers = array(); foreach ($recognizedHeaders as $header) { if (isset($_SERVER[$header])) { $headers[] = $header; } } return $headers; } /** * Detect proxy client headers * * @return array Proxy client HTTP headers */ public static function getProxyClientHeaders() { return self::getHeaders(array('HTTP_CF_CONNECTING_IP', 'HTTP_CLIENT_IP', 'HTTP_X_FORWARDED_FOR')); } /** * Detect proxy host headers * * @return array Proxy host HTTP headers */ public static function getProxyHostHeaders() { return self::getHeaders(array('HTTP_X_FORWARDED_HOST')); } }