protected function setStatusPriceRule($status)
    {
        $id = $this->getParam(0);
        $all = $this->getParam('all');

        if (!isset($id) && !$all) {
            $this->errorAndExit($this->text('Invalid command'));
        }

        $result = $options = null;

        if (isset($id)) {

            if (empty($id) || !is_numeric($id)) {
                $this->errorAndExit($this->text('Invalid argument'));
            }

            if ($this->getParam('trigger')) {
                $options = array('trigger_id' => $id);
            } else {
                $result = $this->price_rule->update($id, array('status' => $status));
            }

        } else if ($all) {
            $options = array();
        }

        if (isset($options)) {

            $updated = $count = 0;
            foreach ($this->price_rule->getList($options) as $item) {
                $count++;
                $updated += (int) $this->price_rule->update($item['price_rule_id'], array('status' => $status));
            }

            $result = $count && $count == $updated;
        }

        if (empty($result)) {
            $this->errorAndExit($this->text('Unexpected result'));
        }

        $this->output();
    }