Exemplo n.º 1
0
        private void Pay(string owner, string bookname, string totalprize, string count, HttpContext context)
        {
            SQLTest.SQL sql = new SQLTest.SQL();
            sql.Connect();
            //构造
            DataSet ds         = sql.SendInfo("select MAX(orderid) from bookorder");
            String  maxorderID = ds.Tables[0].Rows[0].ItemArray[0].ToString().Trim();
            int     order_id   = int.Parse(maxorderID);

            order_id++;
            String orderTime = DateTime.Now.ToShortDateString().ToString();

            ds = sql.SendInfo("select * from userinfo where user_name = '" + owner + "'");
            String ownertele     = ds.Tables[0].Rows[0].ItemArray[4].ToString().Trim();
            String ownerlocation = ds.Tables[0].Rows[0].ItemArray[5].ToString().Trim();

            ds = sql.SendInfo("select * from book where book_name = '" + bookname + "'");
            String picture         = ds.Tables[0].Rows[0].ItemArray[6].ToString().Trim();
            String bookdescription = ds.Tables[0].Rows[0].ItemArray[7].ToString().Trim();

            String str = "insert into bookorder values(" + order_id + ",'" + owner + "','" + bookname + "','已下单',"
                         + count + "," + totalprize + ",'" + orderTime + "','" + ownertele + "','" + ownerlocation + "','" + picture
                         + "','" + bookdescription + "'" + ")";

            sql.SendInfo(str);
            context.Response.Write("1"); //添加到数据库成功
            sql.Close();
            ds = null;
        }
Exemplo n.º 2
0
        private void GetAllBook(HttpContext context)
        {
            string returnstr = "{";

            SQLTest.SQL sql = new SQLTest.SQL();
            sql.Connect();
            DataSet ds =
                sql.SendInfo("select * from book");

            try {
                for (int i = 0; i < ds.Tables[0].Rows.Count; i++)
                {
                    returnstr = returnstr + "{";
                    for (int j = 0; j < ds.Tables[0].Rows[i].ItemArray.Count(); j++)
                    {
                        returnstr = returnstr + "\"" + ds.Tables[0].Rows[i].ItemArray[j].ToString().Trim() + "\"";
                        if (j != ds.Tables[0].Rows[i].ItemArray.Count() - 1)
                        {
                            returnstr = returnstr + ",";
                        }
                    }
                    returnstr = returnstr + "}";
                    if (i != ds.Tables[0].Rows.Count - 1)
                    {
                        returnstr = returnstr + ",";
                    }
                }
                returnstr = returnstr + "}";
                context.Response.Write(returnstr);
            }
            catch (Exception e)
            {
                ;
            }
        }
Exemplo n.º 3
0
        private string GetBookInfoById(string id)
        {
            string returnstr = "";

            SQLTest.SQL sql = new SQLTest.SQL();
            sql.Connect();
            DataSet ds =
                sql.SendInfo("select * from book where book_id='" + id + "'");

            try
            {
                for (int i = 0; i < ds.Tables[0].Rows.Count; i++)
                {
                    returnstr = returnstr + "{";
                    for (int j = 0; j < ds.Tables[0].Rows[i].ItemArray.Count(); j++)
                    {
                        returnstr = returnstr + "\"" + ds.Tables[0].Rows[i].ItemArray[j].ToString().Trim() + "\"";
                        if (j != ds.Tables[0].Rows[i].ItemArray.Count() - 1)
                        {
                            returnstr = returnstr + ",";
                        }
                    }
                    returnstr = returnstr + "}";
                    if (i != ds.Tables[0].Rows.Count - 1)
                    {
                        returnstr = returnstr + ",";
                    }
                }

                return(returnstr);
            }
            catch (Exception e)
            {
                ;
            }
            return(null);
        }