Your IP : 18.223.159.189
<?php
if ( ! defined( 'ABSPATH' ) ) {
die();
}
/**
* Class Forminator_Geo
*
* Handle geo-location data
*
* @since 1.0
*/
class Forminator_Geo {
/**
* Validates that the IP that made the request is from cloudflare
*
* @since 1.0
* @param String $ip - the ip to check.
*
* @return bool
*/
private static function _validate_cloudflare_ip( $ip ) {
$cloudflare_ips = array(
'199.27.128.0/21',
'173.245.48.0/20',
'103.21.244.0/22',
'103.22.200.0/22',
'103.31.4.0/22',
'141.101.64.0/18',
'108.162.192.0/18',
'190.93.240.0/20',
'188.114.96.0/20',
'197.234.240.0/22',
'198.41.128.0/17',
'162.158.0.0/15',
'104.16.0.0/12',
);
$is_cf_ip = false;
foreach ( $cloudflare_ips as $cloudflare_ip ) {
if ( self::_cloudflare_ip_in_range( $ip, $cloudflare_ip ) ) {
$is_cf_ip = true;
break;
}
}
return $is_cf_ip;
}
/**
* Check if the cloudflare IP is in range
*
* @since 1.0
* @param String $ip - the current IP.
* @param String $range - the allowed range of cloudflare ips.
*
* @return bool
*/
private static function _cloudflare_ip_in_range( $ip, $range ) {
if ( strpos( $range, '/' ) === false ) {
$range .= '/32';
}
// $range is in IP/CIDR format eg 127.0.0.1/24.
list( $range, $netmask ) = explode( '/', $range, 2 );
$range_decimal = ip2long( $range );
$ip_decimal = ip2long( $ip );
$wildcard_decimal = pow( 2, ( 32 - $netmask ) ) - 1;
$netmask_decimal = ~$wildcard_decimal;
return ( ( $ip_decimal & $netmask_decimal ) === ( $range_decimal & $netmask_decimal ) );
}
/**
* Check if there are any cloudflare headers in the request
*
* @since 1.0
* @return bool
*/
private static function _cloudflare_requests_check() {
$flag = true;
if ( ! isset( $_SERVER['HTTP_CF_CONNECTING_IP'] ) ) {
$flag = false;
}
if ( ! isset( $_SERVER['HTTP_CF_IPCOUNTRY'] ) ) {
$flag = false;
}
if ( ! isset( $_SERVER['HTTP_CF_RAY'] ) ) {
$flag = false;
}
if ( ! isset( $_SERVER['HTTP_CF_VISITOR'] ) ) {
$flag = false;
}
return $flag;
}
/**
* Check if the request is from cloudflare. If it is, we get the IP
*
* @since 1.0
* @return bool
*/
private static function is_cloudflare() {
$ip = '';
if ( isset( $_SERVER['HTTP_CLIENT_IP'] ) ) {
$ip = sanitize_text_field( wp_unslash( $_SERVER['HTTP_CLIENT_IP'] ) );
} elseif ( isset( $_SERVER['HTTP_X_FORWARDED_FOR'] ) ) {
$ip = sanitize_text_field( wp_unslash( $_SERVER['HTTP_X_FORWARDED_FOR'] ) );
} elseif ( isset( $_SERVER['REMOTE_ADDR'] ) ) {
$ip = sanitize_text_field( wp_unslash( $_SERVER['REMOTE_ADDR'] ) );
}
if ( ! empty( $ip ) ) {
$request_check = self::_cloudflare_requests_check();
if ( ! $request_check ) {
return false;
}
$ip_check = self::_validate_cloudflare_ip( $ip );
return $ip_check;
}
return false;
}
/**
* A shorhand function to get user IP
*
* @since 1.0
* @return mixed|string
*/
public static function get_user_ip() {
$client = isset( $_SERVER['HTTP_CLIENT_IP'] ) ? sanitize_text_field( wp_unslash( $_SERVER['HTTP_CLIENT_IP'] ) ) : null;
$forward = isset( $_SERVER['HTTP_X_FORWARDED_FOR'] ) ? sanitize_text_field( wp_unslash( $_SERVER['HTTP_X_FORWARDED_FOR'] ) ) : null;
$is_cf = self::is_cloudflare(); // Check if request is from CloudFlare.
if ( $is_cf ) {
$cf_ip = isset( $_SERVER['HTTP_CF_CONNECTING_IP'] ) ? sanitize_text_field( wp_unslash( $_SERVER['HTTP_CF_CONNECTING_IP'] ) ) : null; // We already make sure this is set in the checks.
if ( filter_var( $cf_ip, FILTER_VALIDATE_IP ) ) {
return apply_filters( 'forminator_user_ip', $cf_ip );
}
} else {
$remote = isset( $_SERVER['REMOTE_ADDR'] ) ? sanitize_text_field( wp_unslash( $_SERVER['REMOTE_ADDR'] ) ) : null;
}
$client_real = isset( $_SERVER['HTTP_X_REAL_IP'] ) ? sanitize_text_field( wp_unslash( $_SERVER['HTTP_X_REAL_IP'] ) ) : null;
$user_ip = $remote;
if ( filter_var( $client, FILTER_VALIDATE_IP ) ) {
$user_ip = $client;
} elseif ( filter_var( $client_real, FILTER_VALIDATE_IP ) ) {
$user_ip = $client_real;
} elseif ( ! empty( $forward ) ) {
$forward = explode( ',', $forward );
$ip = array_shift( $forward );
$ip = trim( $ip );
if ( filter_var( $ip, FILTER_VALIDATE_IP ) ) {
$user_ip = $ip;
}
}
return apply_filters( 'forminator_user_ip', $user_ip );
}
}