public void ProcessRequest(HttpContext context)
{
context.Response.ContentType = "text/json";
int start = 0;
int limit = 10;
string sort = string.Empty;
string dir = string.Empty;
string query = string.Empty;
if (!string.IsNullOrEmpty(context.Request["start"]))
{
start = int.Parse(context.Request["start"]);
}
if (!string.IsNullOrEmpty(context.Request["limit"]))
{
limit = int.Parse(context.Request["limit"]);
}
if (!string.IsNullOrEmpty(context.Request["sort"]))
{
sort = context.Request["sort"];
}
if (!string.IsNullOrEmpty(context.Request["dir"]))
{
dir = context.Request["dir"];
}
if (!string.IsNullOrEmpty(context.Request["query"]))
{
query = context.Request["query"].ToUpper();
}
Paging <Patinfo> Patinfos = Patinfo.PatinfosPaging(start, limit, sort, dir, query);
context.Response.Write(string.Format("{{total:{1},'Patinfos':{0}}}", JSON.Serialize(Patinfos.Data), Patinfos.TotalRecords));
}
public static Paging <Patinfo> PatinfosPaging(int start, int limit, string sort, string dir, string filter)
{
//List<Patinfo> patinfos = Patinfo.Getpatname;
List <Patinfo> patinfos = new List <Patinfo>();
if (filter.Length > 0)
{
patinfos.Clear();
DBMysql db = new DBMysql();
List <Patinfo> data = new List <Patinfo>();
string sql = "SELECT PY, HZ, ZM FROM pinyin ";
if (filter != "*")
{
sql += "WHERE PY LIKE '%" + filter + "%' AND ZM='" + filter.Substring(0, 1) + "' ";
}
DataTable dt = db.Query(sql);
if (dt.Rows.Count > 0) //使用拼音輸入
{
sql = "SELECT pif_ic, pif_name FROM pat_info WHERE (1=0 ";
for (int i = 0; i < dt.Rows.Count; i++)
{
sql += "OR pif_name LIKE '%" + dt.Rows[i]["HZ"].ToString() + "%' ";
}
sql += ") ";
DataTable dt1 = db.Query(sql);
if (dt1.Rows.Count > 0)
{
for (int j = 0; j < dt1.Rows.Count; j++)
{
Patinfo patinfo = new Patinfo();
patinfo.patic = dt1.Rows[j]["pif_ic"].ToString();
patinfo.patname = dt1.Rows[j]["pif_name"].ToString();
patinfos.Add(patinfo);
}
}
dt1.Dispose();
}
else
{
sql = "SELECT pif_ic, pif_name FROM pat_info "; //直接輸入中文字
sql += "WHERE pif_name LIKE '%" + filter + "%' ";
dt = db.Query(sql);
if (dt.Rows.Count > 0)
{
for (int j = 0; j < dt.Rows.Count; j++)
{
Patinfo patinfo = new Patinfo();
patinfo.patic = dt.Rows[j]["pif_ic"].ToString();;
patinfo.patname = dt.Rows[j]["pif_name"].ToString();
patinfos.Add(patinfo);
}
}
}
dt.Dispose();
db.Close();
}
if (!string.IsNullOrEmpty(sort))
{
patinfos.Sort(delegate(Patinfo x, Patinfo y)
{
object a;
object b;
int direction = dir == "DESC" ? -1 : 1;
a = x.GetType().GetProperty(sort).GetValue(x, null);
b = y.GetType().GetProperty(sort).GetValue(y, null);
return(CaseInsensitiveComparer.Default.Compare(a, b) * direction);
});
}
if ((start + limit) > patinfos.Count)
{
limit = patinfos.Count - start;
}
List <Patinfo> rangePatinfos = (start < 0 || limit < 0) ? patinfos : patinfos.GetRange(start, limit);
return(new Paging <Patinfo>(rangePatinfos, patinfos.Count));
}