Automattic / jetpack

			$remote_ips[ $forward_header ] = $_SERVER[ $forward_header ];

		}

		if ( empty( $remote_ips ) ) {

			$__vp_validate_error = array( 'error' => 'no_remote_addr', 'detail' => (int) $this->get_option( 'allow_forwarded_for' ) ); // shouldn't happen

			return false;

		}

		foreach ( $remote_ips as $header_name => $ip_list ) {

			$ips = explode( ',', $ip_list );

		if ( !empty( $_SERVER['REMOTE_ADDR'] ) )

			$remote_ips[] = $_SERVER['REMOTE_ADDR'];

		if ( empty( $remote_ips ) ) {

			$__vp_validate_error = array( 'error' => 'no_remote_addr', 'detail' => (int) $this->get_option( 'allow_forwarded_for' ) ); // shouldn't happen

			return false;

		}

		$iprx = '/^([0-9]+\.[0-9]+\.[0-9]+\.)([0-9]+)$/';