Addresses_model::saveAddress PHP Метод

    public function saveAddress($customer_id = FALSE, $address_id = FALSE, $address = array())
    {
        if (is_array($address_id)) {
            $address = $address_id;
        }
        if (empty($address)) {
            return FALSE;
        }
        if ($customer_id) {
            $this->db->set('customer_id', $customer_id);
        }
        if (empty($address_id) and isset($address['address_id'])) {
            $this->db->set('address_id', $address['address_id']);
        }
        if (isset($address['address_1'])) {
            $this->db->set('address_1', $address['address_1']);
        }
        if (isset($address['address_2'])) {
            $this->db->set('address_2', $address['address_2']);
        }
        if (isset($address['city'])) {
            $this->db->set('city', $address['city']);
        }
        if (isset($address['state'])) {
            $this->db->set('state', $address['state']);
        }
        if (isset($address['postcode'])) {
            $this->db->set('postcode', $address['postcode']);
        }
        if (isset($address['country'])) {
            $this->db->set('country_id', $address['country']);
        } else {
            if (isset($address['country_id'])) {
                $this->db->set('country_id', $address['country_id']);
            }
        }
        if (is_numeric($address_id)) {
            $this->db->where('address_id', $address_id);
            $query = $this->db->update('addresses');
        } else {
            $query = $this->db->insert('addresses');
            $address_id = $this->db->insert_id();
        }
        return ($query === TRUE and is_numeric($address_id)) ? $address_id : FALSE;
    }