public function update($group_id)
{
$this->load->library('form_validation');
$this->form_validation->set_rules('room[name]', 'lang:admin_rooms_form_field_name', 'required');
$this->form_validation->set_rules('room[time_begin]', 'lang:admin_rooms_form_field_time_begin', 'required|callback__is_time');
$this->form_validation->set_rules('room[time_end]', 'lang:admin_rooms_form_field_time_end', 'required|callback__is_time|callback__is_later_time');
$this->form_validation->set_rules('room[time_day]', 'lang:admin_rooms_form_field_time_day', 'required|callback__is_day');
$this->form_validation->set_rules('room[capacity]', 'lang:admin_rooms_form_field_capacity', 'required|integer|greater_than[0]');
$this->form_validation->set_rules('room_id', 'room_id', 'required');
$this->form_validation->set_message('_is_time', $this->lang->line('admin_rooms_form_error_message_is_time'));
$this->form_validation->set_message('_is_day', $this->lang->line('admin_rooms_form_error_message_is_day'));
$this->form_validation->set_message('_is_later_time', $this->lang->line('admin_rooms_form_error_message_is_later_time'));
if ($this->form_validation->run()) {
$room_id = intval($this->input->post('room_id'));
$room = new Room();
$room->get_by_id($room_id);
if ($room->exists()) {
$room_data = $this->input->post('room');
$room->from_array($room_data, array('name', 'time_day'));
$room->time_begin = $this->time_to_int($room_data['time_begin']);
$room->time_end = $this->time_to_int($room_data['time_end']);
$room->capacity = intval($room_data['capacity']);
$this->_transaction_isolation();
$this->db->trans_begin();
if (trim($room_data['teachers_plain']) != '') {
$room->teachers_plain = trim($room_data['teachers_plain']);
} else {
$room->teachers_plain = NULL;
}
$current_teachers = $room->teacher->get();
$room->delete($current_teachers->all);
$teachers = new Teacher();
if (is_array($room_data['teachers']) && count($room_data['teachers'])) {
foreach ($room_data['teachers'] as $teacher_id) {
$teachers->or_where('id', $teacher_id);
}
$teachers->get();
}
if ($room->save(array($teachers->all)) && $this->db->trans_status()) {
$this->db->trans_commit();
$this->messages->add_message('lang:admin_rooms_flash_message_save_successful', Messages::MESSAGE_TYPE_SUCCESS);
$this->_action_success();
$room->group->get();
$this->output->set_internal_value('course_id', $room->group->course_id);
} else {
$this->db->trans_rollback();
$this->messages->add_message('lang:admin_rooms_flash_message_save_failed', Messages::MESSAGE_TYPE_ERROR);
}
} else {
$this->messages->add_message('lang:admin_rooms_error_room_not_found', Messages::MESSAGE_TYPE_ERROR);
}
redirect(create_internal_url('admin_rooms/index/' . $group_id));
} else {
$this->edit($group_id);
}
}
