Admin_glossary::edit PHP Метод

    public function edit($id = '')
    {
        if (!is_numeric($id)) {
            redirect('admin/kb/glossary');
        }
        $id = (int) $id;
        $this->db->from('glossary')->where('g_id', $id);
        $query = $this->db->get();
        $this->data->row = $query->row_array();
        $query->free_result();
        $this->template->title(lang('lang_edit_term'));
        $data['action'] = 'add';
        $this->load->helper(array('form', 'url', 'html'));
        $this->load->library('form_validation');
        $this->form_validation->set_rules('g_term', 'lang:lang_title', 'required');
        $this->form_validation->set_rules('g_definition', 'lang:lang_definition', 'required');
        $this->events->trigger('glossary/validation');
        if ($this->form_validation->run() == FALSE) {
            $this->template->build('admin/glossary/form', $this->data);
        } else {
            $data = array('g_term' => $this->input->post('g_term', TRUE), 'g_definition' => $this->input->post('g_definition', TRUE));
            $this->db->where('g_id', $id);
            if ($this->db->update('glossary', $data)) {
                $this->session->set_flashdata('msg', lang('lang_settings_saved'));
                redirect('admin/kb/glossary/');
            }
        }
    }