/// <summary>
/// We're about to render the page - search for the soils and write names to the
/// response. The iPad soil app uses this method.
/// </summary>
protected void Page_PreRender(object sender, EventArgs e)
{
Response.Clear();
Response.ContentType = "text/plain";
Response.ContentEncoding = System.Text.Encoding.UTF8;
if (Request.QueryString["Name"] != null)
{
string SoilName = Request.QueryString["Name"];
ApsoilWeb.Service SoilsDB = new Apsoil.ApsoilWeb.Service();
XmlDocument Doc = new XmlDocument();
Doc.LoadXml(SoilsDB.SoilXML(SoilName));
MemoryStream MemStream = new MemoryStream(10000);
Doc.Save(MemStream);
if (MemStream.ToArray() != null)
{
Response.BinaryWrite(MemStream.ToArray());
}
}
else if (Request.QueryString["NameJSON"] != null)
{
string SoilName = Request.QueryString["NameJSON"];
ApsoilWeb.Service SoilsDB = new Apsoil.ApsoilWeb.Service();
Response.Write(SoilsDB.SoilAsJson(SoilName));
}
Response.End();
}
/// <summary>User has clicked show JSON button.</summary>
/// <param name="sender">The sender.</param>
/// <param name="e">The <see cref="EventArgs"/> instance containing the event data.</param>
protected void ShowJSONClick(object sender, EventArgs e)
{
StringWriter writer = new StringWriter();
writer.WriteLine("[");
using (ApsoilWeb.Service soilsDB = new Apsoil.ApsoilWeb.Service())
{
List <string> selectedPaths = GetSelectedItems();
foreach (string path in selectedPaths)
{
writer.Write(soilsDB.SoilAsJson(path));
if (selectedPaths.Last() != path)
{
writer.WriteLine(",");
}
else
{
writer.WriteLine("");
}
}
}
writer.WriteLine("]");
ShowString(writer.ToString());
}
/// <summary>
/// Test method for creating a chart from JSON.
/// </summary>
/// <param name="sender">The sender.</param>
/// <param name="e">The <see cref="EventArgs"/> instance containing the event data.</param>
protected void OnSoilChartFromJson(object sender, EventArgs e)
{
string SelectedName = ListBox.SelectedValue;
using (ApsoilWeb.Service soilsDB = new Apsoil.ApsoilWeb.Service())
{
string json = soilsDB.SoilAsJson(SelectedName);
byte[] bytes = Encoding.Default.GetBytes(json);
HttpWebRequest WebReq = (HttpWebRequest)WebRequest.Create("https://apsimdev.apsim.info/ApsoilWeb/SoilChart.aspx");
//Our method is post, otherwise the buffer (postvars) would be useless
WebReq.Method = "POST";
//We use form contentType, for the postvars.
WebReq.ContentType = "text/plain";
//The length of the buffer (postvars) is used as contentlength.
WebReq.ContentLength = bytes.Length;
//We open a stream for writing the postvars
Stream PostData = WebReq.GetRequestStream();
//Now we write, and afterwards, we close. Closing is always important!
PostData.Write(bytes, 0, bytes.Length);
PostData.Close();
HttpWebResponse WebResp = (HttpWebResponse)WebReq.GetResponse();
Stream Answer = WebResp.GetResponseStream();
byte[] chartBytes = new byte[200000];
int numBytes = Answer.Read(chartBytes, 0, chartBytes.Length);
Array.Resize(ref chartBytes, numBytes);
Response.Clear();
Response.ContentType = "image/png";
Response.BinaryWrite(chartBytes);
Response.Flush();
Response.End();
}
}