diff options
Diffstat (limited to 'plugins/jetpack/modules/protect/shared-functions.php')
| -rw-r--r-- | plugins/jetpack/modules/protect/shared-functions.php | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/plugins/jetpack/modules/protect/shared-functions.php b/plugins/jetpack/modules/protect/shared-functions.php index 443bab9e..9431eb55 100644 --- a/plugins/jetpack/modules/protect/shared-functions.php +++ b/plugins/jetpack/modules/protect/shared-functions.php @@ -167,6 +167,11 @@ function jetpack_protect_get_ip() { } else { $ip = $_SERVER['REMOTE_ADDR']; } + + if ( ! $ip ) { + return false; + } + $ips = explode( ',', $ip ); if ( ! isset( $segments ) || ! $segments ) { $segments = 1; @@ -193,6 +198,11 @@ function jetpack_protect_get_ip() { * @return $ip IP. */ function jetpack_clean_ip( $ip ) { + + // Some misconfigured servers give back extra info, which comes after "unless" + $ips = explode( ' unless ', $ip ); + $ip = $ips[0]; + $ip = trim( $ip ); // Check for IPv4 IP cast as IPv6. if ( preg_match( '/^::ffff:(\d+\.\d+\.\d+\.\d+)$/', $ip, $matches ) ) { |