catalog/model/extension/fraud/ip.php

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<?php
class ModelExtensionFraudIp extends Model {
    public function check($order_info) {
        $this->load->model('account/customer');

        $status = false;

        if ($order_info['customer_id']) {
            $results = $this->model_account_customer->getIps($order_info['customer_id']);

            foreach ($results as $result) {
                $query = $this->db->query("SELECT * FROM `" . DB_PREFIX . "fraud_ip` WHERE ip = '" . $this->db->escape($result['ip']) . "'");

                if ($query->num_rows) {
                    $status = true;

                    break;
                }
            }
        } else {
            $query = $this->db->query("SELECT * FROM `" . DB_PREFIX . "fraud_ip` WHERE ip = '" . $this->db->escape($order_info['ip']) . "'");

            if ($query->num_rows) {
                $status = true;
            }
        }

        if ($status) {
            return $this->config->get('fraud_ip_order_status_id');
        }
    }
}