public void ProcessRequest(HttpContext context)
{
string m_Type = context.Request["request"].ToLower();
string m_Key = context.Request["where"];
int m_Page = Convert.ToInt32(context.Request["page"]);
int m_Size = Convert.ToInt32(context.Request["maxfeatures"]);
string callback = Convert.ToString(context.Request["callback"]);
context.Response.ContentType = "text/plain";
switch (m_Type)
{
case "query":
switch (context.Request.QueryString["type"])
{
case "poi":
context.Response.Write(callback + "(" + KeywordSearch.GetFeature(m_Key, m_Size, m_Page) + ")");
break;
case "station":
context.Response.Write(callback + "(" + StationSearch.GetFeature(m_Key, m_Size, m_Page) + ")");
break;
case "line":
context.Response.Write(callback + "(" + LineSearch.GetFeature(m_Key, m_Size, m_Page) + ")");
break;
case "switch":
context.Response.Write(callback + "(" + SwitchSearch.GetFeature(m_Key, m_Size, m_Page) + ")");
break;
}
if (context.Request.QueryString["type"] == "poi")
{
}
else if (context.Request.QueryString["type"] == "station")
{
}
else if (context.Request.QueryString["type"] == "line")
{
}
else if (context.Request.QueryString["type"] == "switch")
{
}
break;
case "buff":
double m_X = Convert.ToDouble(context.Request["x"]);
double m_Y = Convert.ToDouble(context.Request["y"]);
double m_Radius = Convert.ToDouble(context.Request["r"]);
context.Response.Write(callback + "(" + KeywordBuffer.GetFeature(m_Key, m_Size, m_Page, m_X, m_Y, m_Radius) + ")");
break;
case "spatialquery":
if (context.Request.QueryString["bbox"] != null)
{
string bbox = context.Request["bbox"];
string[] ls = bbox.Split(new char[] { ',' });
double m_l = Convert.ToDouble(ls[0]);
double m_b = Convert.ToDouble(ls[1]);
double m_r = Convert.ToDouble(ls[2]);
double m_t = Convert.ToDouble(ls[3]);
context.Response.Write(callback + "(" + KeywordRectangle.GetFeature(m_Key, m_Size, m_Page, m_l, m_b, m_r, m_t) + ")");
}
else if (context.Request.QueryString["point"] != null)
{
string paras = context.Request["point"];
string[] parms = paras.Split(new char[] { ',' });
double m_x = Convert.ToDouble(parms[0]);
double m_y = Convert.ToDouble(parms[1]);
double m_r = Convert.ToDouble(parms[2]);
context.Response.Write(callback + "(" + KeywordBuffer.GetFeature(m_Key, m_Size, m_Page, m_x, m_y, m_r) + ")");
}
break;
}
}
