<?php
class ModelCheckoutOrder extends Model {

    public function __construct($parms) {
        parent::__construct($parms);
        $this->load->model('catalog/content');
        $this->load->model('setting/setting');
        $this->load->model("tool/mail");
    }

    public function addOrder($data) {
        $this->db->query("INSERT INTO `" . DB_PREFIX . "order` SET invoice_prefix = '" . $this->db->escape($data['invoice_prefix']) . "'"
                         . ", store_id = '" . (int)$data['store_id'] . "'"
                         . ", store_name = '" . $this->db->escape($data['store_name']) . "'"
                         . ", store_url = '" . $this->db->escape($data['store_url']) . "'"
                         . ", customer_id = '" . (int)$data['customer_id'] . "'"
                         . ", customer_group_id = '" . (int)$data['customer_group_id'] . "'"
                         . ", firstname = '" . $this->db->escape($data['firstname']) . "'"
                         . ", lastname = '" . $this->db->escape($data['lastname']) . "'"
                         . ", email = '" . $this->db->escape($data['email']) . "'"
                         . ", telephone = '" . $this->db->escape($data['telephone']) . "'"
                         . ", fax = '" . $this->db->escape($data['fax']) . "'"
                         . ", custom_field = '" . $this->db->escape(isset($data['custom_field']) ? json_encode($data['custom_field']) : '') . "'"
                         . ", payment_firstname = '" . $this->db->escape($data['payment_firstname']) . "'"
                         . ", payment_lastname = '" . $this->db->escape($data['payment_lastname']) . "'"
                         . ", payment_company = '" . $this->db->escape($data['payment_company']) . "'"
                         . ", payment_address_1 = '" . $this->db->escape($data['payment_address_1']) . "'"
                         . ", payment_address_2 = '" . $this->db->escape($data['payment_address_2']) . "'"
                         . ", payment_city = '" . $this->db->escape($data['payment_city']) . "'"
                         . ", payment_postcode = '" . $this->db->escape($data['payment_postcode']) . "'"
                         . ", payment_country = '" . $this->db->escape($data['payment_country']) . "'"
                         . ", payment_country_id = '" . (int)$data['payment_country_id'] . "'"
                         . ", payment_zone = '" . $this->db->escape($data['payment_zone']) . "'"
                         . ", payment_zone_id = '" . (int)$data['payment_zone_id'] . "'"
                         . ", payment_address_format = '" . $this->db->escape($data['payment_address_format']) . "'"
                         . ", payment_custom_field = '" . $this->db->escape(isset($data['payment_custom_field']) ? json_encode($data['payment_custom_field']) : '') . "'"
                         . ", payment_method = '" . $this->db->escape($data['payment_method']) . "'"
                         . ", payment_code = '" . $this->db->escape($data['payment_code']) . "'"
                         . ", shipping_firstname = '" . $this->db->escape($data['shipping_firstname']) . "'"
                         . ", shipping_lastname = '" . $this->db->escape($data['shipping_lastname']) . "'"
                         . ", shipping_company = '" . $this->db->escape($data['shipping_company']) . "'"
                         . ", shipping_address_1 = '" . $this->db->escape($data['shipping_address_1']) . "'"
                         . ", shipping_address_2 = '" . $this->db->escape($data['shipping_address_2']) . "'"
                         . ", shipping_city = '" . $this->db->escape($data['shipping_city']) . "'"
                         . ", shipping_postcode = '" . $this->db->escape($data['shipping_postcode']) . "'"
                         . ", shipping_country = '" . $this->db->escape($data['shipping_country']) . "'"
                         . ", shipping_country_id = '" . (int)$data['shipping_country_id'] . "'"
                         . ", shipping_zone = '" . $this->db->escape($data['shipping_zone']) . "'"
                         . ", shipping_zone_id = '" . (int)$data['shipping_zone_id'] . "'"
                         . ", shipping_address_format = '" . $this->db->escape($data['shipping_address_format']) . "'"
                         . ", shipping_custom_field = '" . $this->db->escape(isset($data['shipping_custom_field']) ? json_encode($data['shipping_custom_field']) : '') . "'"
                         . ", shipping_method = '" . $this->db->escape($data['shipping_method']) . "'"
                         . ", shipping_code = '" . $this->db->escape($data['shipping_code']) . "'"
                         . ", comment = '" . $this->db->escape($data['comment']) . "'"
                         . ", total = '" . (float)$data['total'] . "'"
                         . ", affiliate_id = '" . (int)$data['affiliate_id'] . "'"
                         . ", commission = '" . (float)$data['commission'] . "'"
                         . ", marketing_id = '" . (int)$data['marketing_id'] . "'"
                         . ", tracking = '" . $this->db->escape($data['tracking']) . "'"
                         . ", language_id = '" . (int)$data['language_id'] . "'"
                         . ", currency_id = '" . (int)$data['currency_id'] . "'"
                         . ", currency_code = '" . $this->db->escape($data['currency_code']) . "'"
                         . ", currency_value = '" . (float)$data['currency_value'] . "'"
                         . ", ip = '" . $this->db->escape($data['ip']) . "'"
                         . ", forwarded_ip = '" . $this->db->escape($data['forwarded_ip']) . "'"
                         . ", user_agent = '" . $this->db->escape($data['user_agent']) . "'"
                         . ", accept_language = '" . $this->db->escape($data['accept_language']) . "'"
                         . ", date_added = NOW()"
                         . ", date_modified = NOW()");

        $order_id = $this->db->getLastId();
        if (!isset($data['serial'])) {
            $data['serial'] = [];
        }
        $this->model_catalog_content->updateContentMeta($order_id, "order", $data['serial']);
        // Products
        if (isset($data['products'])) {
            foreach ($data['products'] as $product) {
                $this->db->query("INSERT INTO " . DB_PREFIX . "order_product SET order_id = '" . (int)$order_id . "'"
                                 . ", product_id = '" . (int)$product['product_id'] . "'"
                                 . ", name = '" . $this->db->escape($product['name']) . "'"
                                 . ", model = '" . $this->db->escape($product['model']) . "'"
                                 . ", quantity = '" . (int)$product['quantity'] . "'"
                                 . ", price = '" . (float)$product['price'] . "'"
                                 . ", total = '" . (float)$product['total'] . "'"
                                 . ", tax = '" . (float)$product['tax'] . "'"
                                 . ", reward = '" . (int)$product['reward'] . "'");

                $order_product_id = $this->db->getLastId();

                foreach ($product['option'] as $option) {
                    $this->db->query("INSERT INTO " . DB_PREFIX . "order_option SET order_id = '" . (int)$order_id . "'"
                                     . ", order_product_id = '" . (int)$order_product_id . "'"
                                     . ", product_option_id = '" . (int)$option['product_option_id'] . "'"
                                     . ", product_option_value_id = '" . (int)$option['product_option_value_id'] . "'"
                                     . ", name = '" . $this->db->escape($option['name']) . "'"
                                     . ", `value` = '" . $this->db->escape($option['value']) . "'"
                                     . ", `type` = '" . $this->db->escape($option['type']) . "'");
                }
            }
        }

        // Gift Voucher
        $this->load->model('extension/total/voucher');

        // Vouchers
        if (isset($data['vouchers'])) {
            foreach ($data['vouchers'] as $voucher) {
                $this->db->query("INSERT INTO " . DB_PREFIX . "order_voucher SET order_id = '" . (int)$order_id . "'"
                                 . ", description = '" . $this->db->escape($voucher['description']) . "'"
                                 . ", code = '" . $this->db->escape($voucher['code']) . "'"
                                 . ", from_name = '" . $this->db->escape($voucher['from_name']) . "'"
                                 . ", from_email = '" . $this->db->escape($voucher['from_email']) . "'"
                                 . ", to_name = '" . $this->db->escape($voucher['to_name']) . "'"
                                 . ", to_email = '" . $this->db->escape($voucher['to_email']) . "'"
                                 . ", voucher_theme_id = '" . (int)$voucher['voucher_theme_id'] . "'"
                                 . ", message = '" . $this->db->escape($voucher['message']) . "'"
                                 . ", amount = '" . (float)$voucher['amount'] . "'");

                $order_voucher_id = $this->db->getLastId();

                $voucher_id = $this->model_extension_total_voucher->addVoucher($order_id, $voucher);

                $this->db->query("UPDATE " . DB_PREFIX . "order_voucher SET voucher_id = '" . (int)$voucher_id . "' WHERE order_voucher_id = '" . (int)$order_voucher_id . "'");
            }
        }

        // Totals
        if (isset($data['totals'])) {
            foreach ($data['totals'] as $total) {
                $this->db->query("INSERT INTO " . DB_PREFIX . "order_total SET order_id = '" . (int)$order_id . "'"
                                 . ", code = '" . $this->db->escape($total['code']) . "'"
                                 . ", title = '" . $this->db->escape($total['title']) . "'"
                                 . ", `value` = '" . (float)$total['value'] . "'"
                                 . ", sort_order = '" . (int)$total['sort_order'] . "'");
            }
        }

        return $order_id;
    }

    public function editOrder($order_id, $data) {
        // Void the order first
        $this->addOrderHistory($order_id, 0);

        $this->db->query("UPDATE `" . DB_PREFIX . "order` SET invoice_prefix = '" . $this->db->escape($data['invoice_prefix']) . "'
        , store_id = '" . (int)$data['store_id'] . "'
        , store_name = '" . $this->db->escape($data['store_name']) . "'
        , store_url = '" . $this->db->escape($data['store_url']) . "'
        , customer_id = '" . (int)$data['customer_id'] . "'
        , customer_group_id = '" . (int)$data['customer_group_id'] . "'
        , firstname = '" . $this->db->escape($data['firstname']) . "'
        , lastname = '" . $this->db->escape($data['lastname']) . "'
        , email = '" . $this->db->escape($data['email']) . "'
        , telephone = '" . $this->db->escape($data['telephone']) . "'
        , fax = '" . $this->db->escape($data['fax']) . "'
        , custom_field = '" . $this->db->escape(json_encode($data['custom_field'])) . "'
        , payment_firstname = '" . $this->db->escape($data['payment_firstname']) . "'
        , payment_lastname = '" . $this->db->escape($data['payment_lastname']) . "'
        , payment_company = '" . $this->db->escape($data['payment_company']) . "'
        , payment_address_1 = '" . $this->db->escape($data['payment_address_1']) . "'
        , payment_address_2 = '" . $this->db->escape($data['payment_address_2']) . "'
        , payment_city = '" . $this->db->escape($data['payment_city']) . "'
        , payment_postcode = '" . $this->db->escape($data['payment_postcode']) . "'
        , payment_country = '" . $this->db->escape($data['payment_country']) . "'
        , payment_country_id = '" . (int)$data['payment_country_id'] . "'
        , payment_zone = '" . $this->db->escape($data['payment_zone']) . "'
        , payment_zone_id = '" . (int)$data['payment_zone_id'] . "'
        , payment_address_format = '" . $this->db->escape($data['payment_address_format']) . "'
        , payment_custom_field = '" . $this->db->escape(json_encode($data['payment_custom_field'])) . "'
        , payment_method = '" . $this->db->escape($data['payment_method']) . "'
        , payment_code = '" . $this->db->escape($data['payment_code']) . "'
        , shipping_firstname = '" . $this->db->escape($data['shipping_firstname']) . "'
        , shipping_lastname = '" . $this->db->escape($data['shipping_lastname']) . "'
        , shipping_company = '" . $this->db->escape($data['shipping_company']) . "'
        , shipping_address_1 = '" . $this->db->escape($data['shipping_address_1']) . "'
        , shipping_address_2 = '" . $this->db->escape($data['shipping_address_2']) . "'
        , shipping_city = '" . $this->db->escape($data['shipping_city']) . "'
        , shipping_postcode = '" . $this->db->escape($data['shipping_postcode']) . "'
        , shipping_country = '" . $this->db->escape($data['shipping_country']) . "'
        , shipping_country_id = '" . (int)$data['shipping_country_id'] . "'
        , shipping_zone = '" . $this->db->escape($data['shipping_zone']) . "'
        , shipping_zone_id = '" . (int)$data['shipping_zone_id'] . "'
        , shipping_address_format = '" . $this->db->escape($data['shipping_address_format']) . "'
        , shipping_custom_field = '" . $this->db->escape(json_encode($data['shipping_custom_field'])) . "'
        , shipping_method = '" . $this->db->escape($data['shipping_method']) . "'
        , shipping_code = '" . $this->db->escape($data['shipping_code']) . "'
        , comment = '" . $this->db->escape($data['comment']) . "'
        , total = '" . (float)$data['total'] . "'
        , affiliate_id = '" . (int)$data['affiliate_id'] . "'
        , commission = '" . (float)$data['commission'] . "'
        , date_modified = NOW() WHERE order_id = '" . (int)$order_id . "'");

        $this->db->query("DELETE FROM " . DB_PREFIX . "order_product WHERE order_id = '" . (int)$order_id . "'");
        $this->db->query("DELETE FROM " . DB_PREFIX . "order_option WHERE order_id = '" . (int)$order_id . "'");

        // Products
        if (isset($data['products'])) {
            foreach ($data['products'] as $product) {
                $this->db->query("INSERT INTO " . DB_PREFIX . "order_product SET order_id = '" . (int)$order_id . "', product_id = '" . (int)$product['product_id'] . "', name = '" . $this->db->escape($product['name']) . "', model = '" . $this->db->escape($product['model']) . "', quantity = '" . (int)$product['quantity'] . "', price = '" . (float)$product['price'] . "', total = '" . (float)$product['total'] . "', tax = '" . (float)$product['tax'] . "', reward = '" . (int)$product['reward'] . "'");

                $order_product_id = $this->db->getLastId();

                foreach ($product['option'] as $option) {
                    $this->db->query("INSERT INTO " . DB_PREFIX . "order_option SET order_id = '" . (int)$order_id . "', order_product_id = '" . (int)$order_product_id . "', product_option_id = '" . (int)$option['product_option_id'] . "', product_option_value_id = '" . (int)$option['product_option_value_id'] . "', name = '" . $this->db->escape($option['name']) . "', `value` = '" . $this->db->escape($option['value']) . "', `type` = '" . $this->db->escape($option['type']) . "'");
                }
            }
        }

        // Gift Voucher
        $this->load->model('extension/total/voucher');

        $this->model_extension_total_voucher->disableVoucher($order_id);

        // Vouchers
        $this->db->query("DELETE FROM " . DB_PREFIX . "order_voucher WHERE order_id = '" . (int)$order_id . "'");

        if (isset($data['vouchers'])) {
            foreach ($data['vouchers'] as $voucher) {
                $this->db->query("INSERT INTO " . DB_PREFIX . "order_voucher SET order_id = '" . (int)$order_id . "'
                , description = '" . $this->db->escape($voucher['description']) . "'
                , code = '" . $this->db->escape($voucher['code']) . "'
                , from_name = '" . $this->db->escape($voucher['from_name']) . "'
                , from_email = '" . $this->db->escape($voucher['from_email']) . "'
                , to_name = '" . $this->db->escape($voucher['to_name']) . "'
                , to_email = '" . $this->db->escape($voucher['to_email']) . "'
                , voucher_theme_id = '" . (int)$voucher['voucher_theme_id'] . "'
                , message = '" . $this->db->escape($voucher['message']) . "'
                , amount = '" . (float)$voucher['amount'] . "'");

                $order_voucher_id = $this->db->getLastId();

                $voucher_id = $this->model_extension_total_voucher->addVoucher($order_id, $voucher);

                $this->db->query("UPDATE " . DB_PREFIX . "order_voucher SET voucher_id = '" . (int)$voucher_id . "' WHERE order_voucher_id = '" . (int)$order_voucher_id . "'");
            }
        }

        // Totals
        $this->db->query("DELETE FROM " . DB_PREFIX . "order_total WHERE order_id = '" . (int)$order_id . "'");

        if (isset($data['totals'])) {
            foreach ($data['totals'] as $total) {
                $this->db->query("INSERT INTO " . DB_PREFIX . "order_total SET order_id = '" . (int)$order_id . "', code = '" . $this->db->escape($total['code']) . "', title = '" . $this->db->escape($total['title']) . "', `value` = '" . (float)$total['value'] . "', sort_order = '" . (int)$total['sort_order'] . "'");
            }
        }
    }

    public function deleteOrder($order_id) {
        // Void the order first
        $this->addOrderHistory($order_id, 0);

        $this->db->query("DELETE FROM `" . DB_PREFIX . "order` WHERE order_id = '" . (int)$order_id . "'");
        $this->db->query("DELETE FROM `" . DB_PREFIX . "order_product` WHERE order_id = '" . (int)$order_id . "'");
        $this->db->query("DELETE FROM `" . DB_PREFIX . "order_option` WHERE order_id = '" . (int)$order_id . "'");
        $this->db->query("DELETE FROM `" . DB_PREFIX . "order_voucher` WHERE order_id = '" . (int)$order_id . "'");
        $this->db->query("DELETE FROM `" . DB_PREFIX . "order_total` WHERE order_id = '" . (int)$order_id . "'");
        $this->db->query("DELETE FROM `" . DB_PREFIX . "order_history` WHERE order_id = '" . (int)$order_id . "'");
        $this->db->query("DELETE `or`, ort FROM `" . DB_PREFIX . "order_recurring` `or`, `" . DB_PREFIX . "order_recurring_transaction` `ort` WHERE order_id = '" . (int)$order_id . "' AND ort.order_recurring_id = `or`.order_recurring_id");
        $this->db->query("DELETE FROM `" . DB_PREFIX . "affiliate_transaction` WHERE order_id = '" . (int)$order_id . "'");

        // Gift Voucher
        $this->load->model('extension/total/voucher');

        $this->model_extension_total_voucher->disableVoucher($order_id);
    }

    public function getOrder($order_id) {
        $order_query = $this->db->query("SELECT *, (SELECT os.name FROM `" . DB_PREFIX . "order_status` os WHERE os.order_status_id = o.order_status_id AND os.language_id = o.language_id) AS order_status FROM `" . DB_PREFIX . "order` o WHERE o.order_id = '" . (int)$order_id . "'");

        if ($order_query->num_rows) {
            $country_query = $this->db->query("SELECT * FROM `" . DB_PREFIX . "country` WHERE country_id = '" . (int)$order_query->row['payment_country_id'] . "'");

            if ($country_query->num_rows) {
                $payment_iso_code_2 = $country_query->row['iso_code_2'];
                $payment_iso_code_3 = $country_query->row['iso_code_3'];
            } else {
                $payment_iso_code_2 = '';
                $payment_iso_code_3 = '';
            }

            $zone_query = $this->db->query("SELECT * FROM `" . DB_PREFIX . "zone` WHERE zone_id = '" . (int)$order_query->row['payment_zone_id'] . "'");

            if ($zone_query->num_rows) {
                $payment_zone_code = $zone_query->row['code'];
            } else {
                $payment_zone_code = '';
            }

            $country_query = $this->db->query("SELECT * FROM `" . DB_PREFIX . "country` WHERE country_id = '" . (int)$order_query->row['shipping_country_id'] . "'");

            if ($country_query->num_rows) {
                $shipping_iso_code_2 = $country_query->row['iso_code_2'];
                $shipping_iso_code_3 = $country_query->row['iso_code_3'];
            } else {
                $shipping_iso_code_2 = '';
                $shipping_iso_code_3 = '';
            }

            $zone_query = $this->db->query("SELECT * FROM `" . DB_PREFIX . "zone` WHERE zone_id = '" . (int)$order_query->row['shipping_zone_id'] . "'");

            if ($zone_query->num_rows) {
                $shipping_zone_code = $zone_query->row['code'];
            } else {
                $shipping_zone_code = '';
            }

            $this->load->model('localisation/language');

            $language_info = $this->model_localisation_language->getLanguage($order_query->row['language_id']);

            if ($language_info) {
                $language_code = $language_info['code'];
            } else {
                $language_code = $this->config->get('config_language');
            }

            return array(
                'order_id'                => $order_query->row['order_id'],
                'invoice_no'              => $order_query->row['invoice_no'],
                'invoice_prefix'          => $order_query->row['invoice_prefix'],
                'store_id'                => $order_query->row['store_id'],
                'store_name'              => $order_query->row['store_name'],
                'store_url'               => $order_query->row['store_url'],
                'customer_id'             => $order_query->row['customer_id'],
                'customer_group_id'       => $order_query->row['customer_group_id'],
                'firstname'               => $order_query->row['firstname'],
                'lastname'                => $order_query->row['lastname'],
                'email'                   => $order_query->row['email'],
                'telephone'               => $order_query->row['telephone'],
                'fax'                     => $order_query->row['fax'],
                'custom_field'            => json_decode($order_query->row['custom_field'], true),
                'payment_firstname'       => $order_query->row['payment_firstname'],
                'payment_lastname'        => $order_query->row['payment_lastname'],
                'payment_company'         => $order_query->row['payment_company'],
                'payment_address_1'       => $order_query->row['payment_address_1'],
                'payment_address_2'       => $order_query->row['payment_address_2'],
                'payment_postcode'        => $order_query->row['payment_postcode'],
                'payment_city'            => $order_query->row['payment_city'],
                'payment_zone_id'         => $order_query->row['payment_zone_id'],
                'payment_zone'            => $order_query->row['payment_zone'],
                'payment_zone_code'       => $payment_zone_code,
                'payment_country_id'      => $order_query->row['payment_country_id'],
                'payment_country'         => $order_query->row['payment_country'],
                'payment_iso_code_2'      => $payment_iso_code_2,
                'payment_iso_code_3'      => $payment_iso_code_3,
                'payment_address_format'  => $order_query->row['payment_address_format'],
                'payment_custom_field'    => json_decode($order_query->row['payment_custom_field'], true),
                'payment_method'          => $order_query->row['payment_method'],
                'payment_code'            => $order_query->row['payment_code'],
                'serial'                  => $this->model_catalog_content->getContentMeta($order_id, "order"),
                'shipping_firstname'      => $order_query->row['shipping_firstname'],
                'shipping_lastname'       => $order_query->row['shipping_lastname'],
                'shipping_company'        => $order_query->row['shipping_company'],
                'shipping_address_1'      => $order_query->row['shipping_address_1'],
                'shipping_address_2'      => $order_query->row['shipping_address_2'],
                'shipping_postcode'       => $order_query->row['shipping_postcode'],
                'shipping_city'           => $order_query->row['shipping_city'],
                'shipping_zone_id'        => $order_query->row['shipping_zone_id'],
                'shipping_zone'           => $order_query->row['shipping_zone'],
                'shipping_zone_code'      => $shipping_zone_code,
                'shipping_country_id'     => $order_query->row['shipping_country_id'],
                'shipping_country'        => $order_query->row['shipping_country'],
                'shipping_iso_code_2'     => $shipping_iso_code_2,
                'shipping_iso_code_3'     => $shipping_iso_code_3,
                'shipping_address_format' => $order_query->row['shipping_address_format'],
                'shipping_custom_field'   => json_decode($order_query->row['shipping_custom_field'], true),
                'shipping_method'         => $order_query->row['shipping_method'],
                'shipping_code'           => $order_query->row['shipping_code'],
                'comment'                 => $order_query->row['comment'],
                'total'                   => $order_query->row['total'],
                'order_status_id'         => $order_query->row['order_status_id'],
                'order_status'            => $order_query->row['order_status'],
                'affiliate_id'            => $order_query->row['affiliate_id'],
                'commission'              => $order_query->row['commission'],
                'language_id'             => $order_query->row['language_id'],
                'language_code'           => $language_code,
                'currency_id'             => $order_query->row['currency_id'],
                'currency_code'           => $order_query->row['currency_code'],
                'currency_value'          => $order_query->row['currency_value'],
                'ip'                      => $order_query->row['ip'],
                'forwarded_ip'            => $order_query->row['forwarded_ip'],
                'user_agent'              => $order_query->row['user_agent'],
                'accept_language'         => $order_query->row['accept_language'],
                'date_added'              => $order_query->row['date_added'],
                'date_modified'           => $order_query->row['date_modified']
            );
        } else {
            return false;
        }
    }

    public function addOrderHistory($order_id, $order_status_id, $comment = '', $notify = false, $override = false) {

        $order_info = $this->getOrder($order_id);




        if ($order_info) {
            // Fraud Detection
            $this->load->model('account/customer');

            $customer_info = $this->model_account_customer->getCustomer($order_info['customer_id']);

            if ($customer_info && $customer_info['safe']) {
                $safe = true;
            } else {
                $safe = false;
            }

            // Only do the fraud check if the customer is not on the safe list and the order status is changing into the complete or process order status
            if (!$safe && !$override && in_array($order_status_id,
                    array_merge($this->config->get('config_processing_status'),
                        $this->config->get('config_complete_status')))) {
                // Anti-Fraud
                $this->load->model('extension/extension');

                $extensions = $this->model_extension_extension->getExtensions('fraud');

                foreach ($extensions as $extension) {
                    if ($this->config->get($extension['code'] . '_status')) {
                        $this->load->model('extension/fraud/' . $extension['code']);

                        $fraud_status_id = $this->{'model_fraud_' . $extension['code']}->check($order_info);

                        if ($fraud_status_id) {
                            $order_status_id = $fraud_status_id;
                        }
                    }
                }
            }

            // If current order status is not processing or complete but new status is processing or complete
            // then commence completing the order
            if (!in_array($order_info['order_status_id'], array_merge($this->config->get('config_processing_status'),
                    $this->config->get('config_complete_status'))) && in_array($order_status_id,
                    array_merge($this->config->get('config_processing_status'),
                        $this->config->get('config_complete_status')))) {
                // Redeem coupon, vouchers and reward points
                $order_total_query = $this->db->query("SELECT * FROM `" . DB_PREFIX . "order_total` WHERE order_id = '" . (int)$order_id . "' ORDER BY sort_order ASC");

                foreach ($order_total_query->rows as $order_total) {
                    $this->load->model('extension/total/' . $order_total['code']);

                    if (method_exists($this->{'model_extension_total_' . $order_total['code']}, 'confirm')) {
                        // Confirm coupon, vouchers and reward points
                        $fraud_status_id = $this->{'model_extension_total_' . $order_total['code']}->confirm($order_info,
                            $order_total);

                        // If the balance on the coupon, vouchers and reward points is not enough to cover the transaction or has already been used then the fraud order status is returned.
                        if ($fraud_status_id) {
                            $order_status_id = $fraud_status_id;
                        }
                    }
                }

                // Add commission if sale is linked to affiliate referral.
                if ($order_info['affiliate_id'] && $this->config->get('config_affiliate_auto')) {
                    $this->load->model('affiliate/affiliate');

                    $this->model_affiliate_affiliate->addTransaction($order_info['affiliate_id'],
                        $order_info['commission'], $order_id);
                }

                // Stock subtraction
                $order_product_query = $this->db->query("SELECT * FROM " . DB_PREFIX . "order_product WHERE order_id = '" . (int)$order_id . "'");

                foreach ($order_product_query->rows as $order_product) {
                    $this->db->query("UPDATE " . DB_PREFIX . "product SET quantity = (quantity - " . (int)$order_product['quantity'] . ") WHERE product_id = '" . (int)$order_product['product_id'] . "' AND subtract = '1'");

                    $order_option_query = $this->db->query("SELECT * FROM " . DB_PREFIX . "order_option WHERE order_id = '" . (int)$order_id . "' AND order_product_id = '" . (int)$order_product['order_product_id'] . "'");

                    foreach ($order_option_query->rows as $option) {
                        $this->db->query("UPDATE " . DB_PREFIX . "product_option_value SET quantity = (quantity - " . (int)$order_product['quantity'] . ") WHERE product_option_value_id = '" . (int)$option['product_option_value_id'] . "' AND subtract = '1'");
                    }
                }
            }

            // Update the DB with the new statuses
            $this->db->query("UPDATE `" . DB_PREFIX . "order` SET order_status_id = '" . (int)$order_status_id . "', date_modified = NOW() WHERE order_id = '" . (int)$order_id . "'");

            $this->db->query("INSERT INTO " . DB_PREFIX . "order_history SET order_id = '" . (int)$order_id . "', order_status_id = '" . (int)$order_status_id . "', notify = '" . (int)$notify . "', comment = '" . $this->db->escape($comment) . "', date_added = NOW()");

            $order_history_id = $this->db->getLastId();

            // If old order status is the processing or complete status but new status is not then commence restock, and remove coupon, voucher and reward history
            if (in_array($order_info['order_status_id'], array_merge($this->config->get('config_processing_status'),
                    $this->config->get('config_complete_status'))) && !in_array($order_status_id,
                    array_merge($this->config->get('config_processing_status'),
                        $this->config->get('config_complete_status')))) {
                // Restock
                $product_query = $this->db->query("SELECT * FROM " . DB_PREFIX . "order_product WHERE order_id = '" . (int)$order_id . "'");

                foreach ($product_query->rows as $product) {
                    $this->db->query("UPDATE `" . DB_PREFIX . "product` SET quantity = (quantity + " . (int)$product['quantity'] . ") WHERE product_id = '" . (int)$product['product_id'] . "' AND subtract = '1'");

                    $option_query = $this->db->query("SELECT * FROM " . DB_PREFIX . "order_option WHERE order_id = '" . (int)$order_id . "' AND order_product_id = '" . (int)$product['order_product_id'] . "'");

                    foreach ($option_query->rows as $option) {
                        $this->db->query("UPDATE " . DB_PREFIX . "product_option_value SET quantity = (quantity + " . (int)$product['quantity'] . ") WHERE product_option_value_id = '" . (int)$option['product_option_value_id'] . "' AND subtract = '1'");
                    }
                }

                // Remove coupon, vouchers and reward points history
                $this->load->model('account/order');

                $order_total_query = $this->db->query("SELECT * FROM `" . DB_PREFIX . "order_total` WHERE order_id = '" . (int)$order_id . "' ORDER BY sort_order ASC");

                foreach ($order_total_query->rows as $order_total) {
                    $this->load->model('extension/total/' . $order_total['code']);

                    if (method_exists($this->{'model_extension_total_' . $order_total['code']}, 'unconfirm')) {
                        $this->{'model_extension_total_' . $order_total['code']}->unconfirm($order_id);
                    }
                }

                // Remove commission if sale is linked to affiliate referral.
                if ($order_info['affiliate_id']) {
                    $this->load->model('affiliate/affiliate');

                    $this->model_affiliate_affiliate->deleteTransaction($order_id);
                }
            }

            // If order status is 0 then becomes greater than 0 send main html email
            if (!$order_info['order_status_id'] && $order_status_id) {
                // Check for any downloadable products
                $download_status = false;

                $order_product_query = $this->db->query("SELECT * FROM " . DB_PREFIX . "order_product WHERE order_id = '" . (int)$order_id . "'");

                foreach ($order_product_query->rows as $order_product) {
                    // Check if there are any linked downloads
                    $product_download_query = $this->db->query("SELECT COUNT(*) AS total FROM `" . DB_PREFIX . "product_to_download` WHERE product_id = '" . (int)$order_product['product_id'] . "'");

                    if ($product_download_query->row['total']) {
                        $download_status = true;
                    }
                }

                // Load the language for any mails that might be required to be sent out
                $language = new Language($order_info['language_code']);

                $data = array_merge( $language->load($order_info['language_code']) , $language->load('mail/order') );



                $order_status_query = $this->db->query("SELECT * FROM " . DB_PREFIX . "order_status 
                    WHERE order_status_id = '" . (int)$order_status_id . "' 
                    AND language_id = '" . (int)$order_info['language_id'] . "'");

                if ($order_status_query->num_rows) {
                    $order_status = $order_status_query->row['name'];
                } else {
                    $order_status = '';
                }

                $subject = sprintf($language->get('text_subject'),
                    html_entity_decode($order_info['store_name'], ENT_QUOTES, 'UTF-8'), $order_id);

                // HTML Mail

                $data['title'] = sprintf($language->get('text_subject'), $order_info['store_name'], $order_id);

                $data['text_greeting'] = sprintf($language->get('text_greeting'), $order_info['store_name']);

                $data['logo'] = $this->config->get('config_url') . 'image/' . $this->config->get('config_logo');
                $data['store_name'] = $order_info['store_name'];
                $data['store_url'] = $order_info['store_url'];
                $data['customer_id'] = $order_info['customer_id'];
                $data['link'] = $order_info['store_url'] . 'index.php?route=account/order/info&order_id=' . $order_id;

                if ($download_status) {
                    $data['download'] = $order_info['store_url'] . 'index.php?route=account/download';
                } else {
                    $data['download'] = '';
                }

                $data['order_id'] = $order_id;
                $data['date_added'] = date($language->get('date_format_short'), strtotime($order_info['date_added']));
                $data['payment_method'] = $order_info['payment_method'];
                $data['shipping_method'] = $order_info['shipping_method'];
                $data['email'] = $order_info['email'];
                $data['telephone'] = $order_info['telephone'];
                $data['ip'] = $order_info['ip'];
                $data['order_status'] = $order_status;
                $data['serial'] = $order_info['serial'];


                if ($comment && $notify) {
                    $data['comment'] = nl2br($comment);
                } else {
                    $data['comment'] = '';
                }

                if ($order_info['payment_address_format']) {
                    $format = $order_info['payment_address_format'];
                } else {
                    $format = '{firstname} {lastname}' . "\n" . '{company}' . "\n" . '{address_1}' . "\n" . '{address_2}' . "\n" . '{city} {postcode}' . "\n" . '{zone}' . "\n" . '{country}';
                }

                $find = array(
                    '{firstname}',
                    '{lastname}',
                    '{company}',
                    '{address_1}',
                    '{address_2}',
                    '{city}',
                    '{postcode}',
                    '{zone}',
                    '{zone_code}',
                    '{country}'
                );

                $replace = array(
                    'firstname' => $order_info['payment_firstname'],
                    'lastname'  => $order_info['payment_lastname'],
                    'company'   => $order_info['payment_company'],
                    'address_1' => $order_info['payment_address_1'],
                    'address_2' => $order_info['payment_address_2'],
                    'city'      => $order_info['payment_city'],
                    'postcode'  => $order_info['payment_postcode'],
                    'zone'      => $order_info['payment_zone'],
                    'zone_code' => $order_info['payment_zone_code'],
                    'country'   => $order_info['payment_country']
                );

                //For email template only!
                $data['customer_name'] = $order_info['firstname'] . " " . $order_info['lastname'];

                $data['payment_address'] = str_replace(array("\r\n", "\r", "\n"), '<br />', preg_replace(array(
                    "/\s\s+/",
                    "/\r\r+/",
                    "/\n\n+/"
                ), '<br />', trim(str_replace($find, $replace, $format))));

                if ($order_info['shipping_address_format']) {
                    $format = $order_info['shipping_address_format'];
                } else {
                    $format = '{firstname} {lastname}' . "\n" . '{company}' . "\n" . '{address_1}' . "\n" . '{address_2}' . "\n" . '{city} {postcode}' . "\n" . '{zone}' . "\n" . '{country}';
                }

                $find = array(
                    '{firstname}',
                    '{lastname}',
                    '{company}',
                    '{address_1}',
                    '{address_2}',
                    '{city}',
                    '{postcode}',
                    '{zone}',
                    '{zone_code}',
                    '{country}'
                );

                $replace = array(
                    'firstname' => $order_info['shipping_firstname'],
                    'lastname'  => $order_info['shipping_lastname'],
                    'company'   => $order_info['shipping_company'],
                    'address_1' => $order_info['shipping_address_1'],
                    'address_2' => $order_info['shipping_address_2'],
                    'city'      => $order_info['shipping_city'],
                    'postcode'  => $order_info['shipping_postcode'],
                    'zone'      => $order_info['shipping_zone'],
                    'zone_code' => $order_info['shipping_zone_code'],
                    'country'   => $order_info['shipping_country']
                );

                $data['shipping_address'] = str_replace(array("\r\n", "\r", "\n"), '<br />', preg_replace(array(
                    "/\s\s+/",
                    "/\r\r+/",
                    "/\n\n+/"
                ), '<br />', trim(str_replace($find, $replace, $format))));

                $this->load->model('tool/upload');

                // Products
                $data['products'] = array();

                foreach ($order_product_query->rows as $product) {
                    $option_data = array();

                    $order_option_query = $this->db->query("SELECT * FROM " . DB_PREFIX . "order_option WHERE order_id = '" . (int)$order_id . "' AND order_product_id = '" . (int)$product['order_product_id'] . "'");

                    foreach ($order_option_query->rows as $option) {
                        if ($option['type'] != 'file') {
                            $value = $option['value'];
                        } else {
                            $upload_info = $this->model_tool_upload->getUploadByCode($option['value']);

                            if ($upload_info) {
                                $value = $upload_info['name'];
                            } else {
                                $value = '';
                            }
                        }

                        $option_data[] = array(
                            'name'  => $option['name'],
                            'value' => (utf8_strlen($value) > 20 ? utf8_substr($value, 0, 20) . '..' : $value)
                        );
                    }

                    $data['products'][] = array(
                        'name'     => $product['name'],
                        'model'    => $product['model'],
                        'option'   => $option_data,
                        'quantity' => $product['quantity'],
                        'price'    => $this->currency->format(($product['total'] + ($this->config->get('config_tax') ? $product['tax'] : 0)) / $product['quantity'],
                            $order_info['currency_code'], $order_info['currency_value']),
                        'total'    => $this->currency->format($product['total'] + ($this->config->get('config_tax') ? $product['tax'] : 0),
                            $order_info['currency_code'], $order_info['currency_value'])
                    );
                }

                // Vouchers
                $data['vouchers'] = array();

                $order_voucher_query = $this->db->query("SELECT * FROM " . DB_PREFIX . "order_voucher WHERE order_id = '" . (int)$order_id . "'");

                foreach ($order_voucher_query->rows as $voucher) {
                    $data['vouchers'][] = array(
                        'description' => $voucher['description'],
                        'amount'      => $this->currency->format($voucher['amount'], $order_info['currency_code'],
                            $order_info['currency_value']),
                    );
                }

                // Order Totals
                $data['totals'] = array();

                $order_total_query = $this->db->query("SELECT * FROM `" . DB_PREFIX . "order_total` WHERE order_id = '" . (int)$order_id . "' ORDER BY sort_order ASC");

                foreach ($order_total_query->rows as $total) {
                    $data['totals'][] = array(
                        'title' => $total['title'],
                        'text'  => $this->currency->format($total['value'], $order_info['currency_code'],
                            $order_info['currency_value']),
                    );
                }

                // Text Mail
                $text = sprintf($language->get('text_greeting'),
                        html_entity_decode($order_info['store_name'], ENT_QUOTES, 'UTF-8')) . "\n\n";
                $text .= $language->get('text_order_id') . ' ' . $order_id . "\n";
                $text .= $language->get('text_date_added') . ' ' . date($language->get('date_format_short'),
                        strtotime($order_info['date_added'])) . "\n";
                $text .= $language->get('text_order_status') . ' ' . $order_status . "\n\n";

                if ($comment && $notify) {
                    $text .= $language->get('text_instruction') . "\n\n";
                    $text .= $comment . "\n\n";
                }

                // Products
                $text .= $language->get('text_products') . "\n";

                foreach ($order_product_query->rows as $product) {
                    $text .= $product['quantity'] . 'x ' . $product['name'] . ' (' . $product['model'] . ') ' . html_entity_decode($this->currency->format($product['total'] + ($this->config->get('config_tax') ? ($product['tax'] * $product['quantity']) : 0),
                            $order_info['currency_code'], $order_info['currency_value']), ENT_NOQUOTES, 'UTF-8') . "\n";

                    $order_option_query = $this->db->query("SELECT * FROM " . DB_PREFIX . "order_option WHERE order_id = '" . (int)$order_id . "' AND order_product_id = '" . $product['order_product_id'] . "'");

                    foreach ($order_option_query->rows as $option) {
                        if ($option['type'] != 'file') {
                            $value = $option['value'];
                        } else {
                            $upload_info = $this->model_tool_upload->getUploadByCode($option['value']);

                            if ($upload_info) {
                                $value = $upload_info['name'];
                            } else {
                                $value = '';
                            }
                        }

                        $text .= chr(9) . '-' . $option['name'] . ' ' . (utf8_strlen($value) > 20 ? utf8_substr($value,
                                    0, 20) . '..' : $value) . "\n";
                    }
                }

                foreach ($order_voucher_query->rows as $voucher) {
                    $text .= '1x ' . $voucher['description'] . ' ' . $this->currency->format($voucher['amount'],
                            $order_info['currency_code'], $order_info['currency_value']);
                }

                $text .= "\n";

                $text .= $language->get('text_order_total') . "\n";

                foreach ($order_total_query->rows as $total) {
                    $text .= $total['title'] . ': ' . html_entity_decode($this->currency->format($total['value'],
                            $order_info['currency_code'], $order_info['currency_value']), ENT_NOQUOTES, 'UTF-8') . "\n";
                }

                $text .= "\n";

                if ($order_info['customer_id']) {
                    $text .= $language->get('text_link') . "\n";
                    $text .= $order_info['store_url'] . 'index.php?route=account/order/info&order_id=' . $order_id . "\n\n";
                }

                if ($download_status) {
                    $text .= $language->get('text_download') . "\n";
                    $text .= $order_info['store_url'] . 'index.php?route=account/download' . "\n\n";
                }

                // Comment
                if ($order_info['comment']) {
                    $text .= $language->get('text_comment') . "\n\n";
                    $text .= $order_info['comment'] . "\n\n";
                }

                $text .= $language->get('text_footer') . "\n\n";

                /* here - send mail to customer */

                $data['message'] = $text;
                $data['mail_template'] = 'mail/order';

                // Send Email to Customer:
                // $data['serial'] is already available into the template.
                //* Comment this, to temporary disable E-mail to customer



                $this->model_tool_mail->sendMail(
                    '',
                    $order_info['email'],
                    $subject,
                    $data,
                    $data['mail_template'],
                    $order_info['store_id']); // */



                // Admin Alert Mail
                if (in_array('order', (array)$this->config->get('config_mail_alert'))) {
                    $subject = sprintf($language->get('text_subject'),
                        html_entity_decode($this->config->get('config_name'), ENT_QUOTES, 'UTF-8'), $order_id);

                    // HTML Mail
                    $data['text_greeting'] = $language->get('text_received');

                    if ($comment) {
                        if ($order_info['comment']) {
                            $data['comment'] = nl2br($comment) . '<br/><br/>' . $order_info['comment'];
                        } else {
                            $data['comment'] = nl2br($comment);
                        }
                    } else {
                        if ($order_info['comment']) {
                            $data['comment'] = $order_info['comment'];
                        } else {
                            $data['comment'] = '';
                        }
                    }

                    $data['text_download'] = '';

                    $data['text_footer'] = '';

                    $data['text_link'] = '';
                    $data['link'] = '';
                    $data['download'] = '';

                    // Text
                    $text = $language->get('text_received') . "\n\n";
                    $text .= $language->get('text_order_id') . ' ' . $order_id . "\n";
                    $text .= $language->get('text_date_added') . ' ' . date($language->get('date_format_short'),
                            strtotime($order_info['date_added'])) . "\n";
                    $text .= $language->get('text_order_status') . ' ' . $order_status . "\n\n";
                    $text .= $language->get('text_products') . "\n";

                    foreach ($order_product_query->rows as $product) {
                        $text .= $product['quantity'] . 'x ' . $product['name'] . ' (' . $product['model'] . ') ' . html_entity_decode($this->currency->format($product['total'] + ($this->config->get('config_tax') ? ($product['tax'] * $product['quantity']) : 0),
                                $order_info['currency_code'], $order_info['currency_value']), ENT_NOQUOTES,
                                'UTF-8') . "\n";

                        $order_option_query = $this->db->query("SELECT * FROM " . DB_PREFIX . "order_option WHERE order_id = '" . (int)$order_id . "' AND order_product_id = '" . $product['order_product_id'] . "'");

                        foreach ($order_option_query->rows as $option) {
                            if ($option['type'] != 'file') {
                                $value = $option['value'];
                            } else {
                                $value = utf8_substr($option['value'], 0, utf8_strrpos($option['value'], '.'));
                            }

                            $text .= chr(9) . '-' . $option['name'] . ' ' . (utf8_strlen($value) > 20 ? utf8_substr($value,
                                        0, 20) . '..' : $value) . "\n";
                        }
                    }

                    foreach ($order_voucher_query->rows as $voucher) {
                        $text .= '1x ' . $voucher['description'] . ' ' . $this->currency->format($voucher['amount'],
                                $order_info['currency_code'], $order_info['currency_value']);
                    }

                    $text .= "\n";

                    $text .= $language->get('text_order_total') . "\n";

                    foreach ($order_total_query->rows as $total) {
                        $text .= $total['title'] . ': ' . html_entity_decode($this->currency->format($total['value'],
                                $order_info['currency_code'], $order_info['currency_value']), ENT_NOQUOTES,
                                'UTF-8') . "\n";
                    }

                    $text .= "\n";

                    if ($order_info['comment']) {
                        $text .= $language->get('text_comment') . "\n\n";
                        $text .= $order_info['comment'] . "\n\n";
                    }

                    $data['message'] = $text;


                    //as additional var, to be able use hook in the future.
                    $data['firstname'] = $order_info['firstname'];
                    $data['lastname'] = $order_info['lastname'];
                    $data['mail_template'] = 'mail/order_admin';

                    // Send email to admins:
                    $this->model_tool_mail->sendMail('', '', $subject, $data, $data['mail_template'], $order_info['store_id']);

                    // Send to additional alert emails
                    $emails = explode(',', $this->config->get('config_mail_alert_email'));

                    foreach ($emails as $email) {
                        if ($email && filter_var($email, FILTER_VALIDATE_EMAIL)) {
                            $this->model_tool_mail->sendMail('', $email, $subject, $data, 'mail/order_admin', $order_info['store_id']);
                        }
                    }
                }
            }




            // If order status is not 0 then send update text email
            if ($order_info['order_status_id'] && $order_status_id && $notify) {
                $language = new Language($order_info['language_code']);
                $language->load($order_info['language_code']);
                $language->load('mail/order');

                $subject = sprintf($language->get('text_update_subject'),
                    html_entity_decode($order_info['store_name'], ENT_QUOTES, 'UTF-8'), $order_id);

                $message = $language->get('text_update_order') . ' ' . $order_id . "\n";
                $message .= $language->get('text_update_date_added') . ' ' . date($language->get('date_format_short'),
                        strtotime($order_info['date_added'])) . "\n\n";

                $order_status_query = $this->db->query("SELECT * FROM " . DB_PREFIX . "order_status WHERE order_status_id = '" . (int)$order_status_id . "' AND language_id = '" . (int)$order_info['language_id'] . "'");

                if ($order_status_query->num_rows) {
                    $message .= $language->get('text_update_order_status') . "\n\n";
                    $message .= $order_status_query->row['name'] . "\n\n";
                }

                if ($order_info['customer_id']) {
                    $message .= $language->get('text_update_link') . "\n";
                    $message .= $order_info['store_url'] . 'index.php?route=account/order/info&order_id=' . $order_id . "\n\n";
                }

                if ($comment) {
                    $message .= $language->get('text_update_comment') . "\n\n";
                    $message .= strip_tags($comment) . "\n\n";
                }

                $message .= $language->get('text_update_footer');

                $data['message'] = $message;
                // Send plain text email to customer on update.
                $this->model_tool_mail->sendMail('', $order_info['email'], $subject, $data);
            }

            $this->cache->delete('product');
            return $order_history_id;
        }
    }
}