Admin_cart_module::validateForm PHP Метод

    private function validateForm()
    {
        $this->form_validation->set_rules('show_cart_images', 'lang:label_show_cart_images', 'xss_clean|trim|required|integer');
        $this->form_validation->set_rules('fixed_cart', 'lang:label_fixed_cart', 'xss_clean|trim|required|integer');
        if ($this->input->post('fixed_cart') === '1') {
            $this->form_validation->set_rules('fixed_top_offset', 'lang:label_fixed_top_offset', 'xss_clean|trim|required|integer');
            $this->form_validation->set_rules('fixed_bottom_offset', 'lang:label_fixed_bottom_offset', 'xss_clean|trim|required|integer');
        }
        if ($this->input->post('show_cart_images') === '1') {
            $this->form_validation->set_rules('cart_images_h', 'lang:label_cart_images_h', 'xss_clean|trim|required|integer');
            $this->form_validation->set_rules('cart_images_w', 'lang:label_cart_images_w', 'xss_clean|trim|required|integer');
        }
        if ($this->input->post('totals')) {
            foreach ($this->input->post('totals') as $key => $value) {
                $this->form_validation->set_rules('totals[' . $key . '][title]', "[{$key}] " . $this->lang->line('column_title'), 'xss_clean|trim|required|max_length[128]');
                $this->form_validation->set_rules('totals[' . $key . '][admin_title]', "[{$key}] " . $this->lang->line('column_admin_title'), 'xss_clean|trim|required|max_length[128]');
                $this->form_validation->set_rules('totals[' . $key . '][name]', "[{$key}] " . $this->lang->line('column_name'), 'xss_clean|trim|required|alpha_dash');
                $this->form_validation->set_rules('totals[' . $key . '][status]', "[{$key}] " . $this->lang->line('column_display'), 'xss_clean|trim|required|integer');
            }
        }
        if ($this->form_validation->run() === TRUE) {
            return TRUE;
        } else {
            return FALSE;
        }
    }