Admin_cod::index PHP Метод

    public function index($module = array())
    {
        $this->lang->load('cod/cod');
        $this->user->restrict('Payment.Cod');
        if (!empty($module)) {
            $this->load->model('Statuses_model');
            $title = isset($module['title']) ? $module['title'] : $this->lang->line('_text_title');
            $this->template->setTitle('Payment: ' . $title);
            $this->template->setHeading('Payment: ' . $title);
            $this->template->setButton($this->lang->line('button_save'), array('class' => 'btn btn-primary', 'onclick' => '$(\'#edit-form\').submit();'));
            $this->template->setButton($this->lang->line('button_save_close'), array('class' => 'btn btn-default', 'onclick' => 'saveClose();'));
            $this->template->setButton($this->lang->line('button_icon_back'), array('class' => 'btn btn-default', 'href' => site_url('extensions')));
            $ext_data = array();
            if (!empty($module['ext_data']) and is_array($module['ext_data'])) {
                $ext_data = $module['ext_data'];
            }
            if (isset($this->input->post['title'])) {
                $data['title'] = $this->input->post['title'];
            } else {
                if (isset($ext_data['title'])) {
                    $data['title'] = $ext_data['title'];
                } else {
                    $data['title'] = $title;
                }
            }
            if (isset($this->input->post['order_total'])) {
                $data['order_total'] = $this->input->post['order_total'];
            } else {
                if (isset($ext_data['order_total'])) {
                    $data['order_total'] = $ext_data['order_total'];
                } else {
                    $data['order_total'] = '';
                }
            }
            if (isset($this->input->post['order_status'])) {
                $data['order_status'] = $this->input->post['order_status'];
            } else {
                if (isset($ext_data['order_status'])) {
                    $data['order_status'] = $ext_data['order_status'];
                } else {
                    $data['order_status'] = '';
                }
            }
            if (isset($this->input->post['priority'])) {
                $data['priority'] = $this->input->post['priority'];
            } else {
                if (isset($ext_data['priority'])) {
                    $data['priority'] = $ext_data['priority'];
                } else {
                    $data['priority'] = '';
                }
            }
            if (isset($this->input->post['status'])) {
                $data['status'] = $this->input->post['status'];
            } else {
                if (isset($ext_data['status'])) {
                    $data['status'] = $ext_data['status'];
                } else {
                    $data['status'] = '';
                }
            }
            $data['statuses'] = array();
            $results = $this->Statuses_model->getStatuses('order');
            foreach ($results as $result) {
                $data['statuses'][] = array('status_id' => $result['status_id'], 'status_name' => $result['status_name']);
            }
            if ($this->input->post() and $this->_updateCod() === TRUE) {
                if ($this->input->post('save_close') === '1') {
                    redirect('extensions');
                }
                redirect('extensions/edit/payment/cod');
            }
            return $this->load->view('cod/admin_cod', $data, TRUE);
        }
    }