/// <summary>
/// This method is called only once as it touches the input streams
/// </summary>
protected virtual JsonDataMap ParseRequestBodyAsJSONDataMap()
{
if (!Request.HasEntityBody)
{
return(null);
}
JsonDataMap result = null;
var ctp = Request.ContentType;
//Has body by no content type
if (ctp == null)
{
throw HTTPStatusException.NotAcceptable_406("Missing content-type");
}
try
{
//Multi-part
if (ctp.IndexOf(ContentType.FORM_MULTIPART_ENCODED) >= 0)
{
var boundary = Multipart.ParseContentType(ctp);
var mp = Multipart.ReadFromStream(Request.InputStream, ref boundary, Request.ContentEncoding);
result = mp.ToJSONDataMap();
}
else //Form URL encoded
if (ctp.IndexOf(ContentType.FORM_URL_ENCODED) >= 0)
{
result = JsonDataMap.FromURLEncodedStream(new Azos.IO.NonClosingStreamWrap(Request.InputStream),
Request.ContentEncoding);
}
else//JSON
if (ctp.IndexOf(ContentType.JSON) >= 0)
{
result = JsonReader.DeserializeDataObject(new Azos.IO.NonClosingStreamWrap(Request.InputStream),
Request.ContentEncoding) as JsonDataMap;
}
return(result);
}
catch (Exception error)
{
throw new HTTPStatusException(WebConsts.STATUS_400,
WebConsts.STATUS_400_DESCRIPTION + " body",
error.ToMessageWithType(),
error);
}
}
/// <summary>
/// Finds appropriate handler and invokes it. Returns the appropriate handler or null if work was aborted or already handled.
/// Throws if appropriate handler was not found
/// </summary>
public virtual void InvokeHandler(WorkContext work, out WorkHandler handler)
{
if (!work.Aborted && !work.Handled)
{
handler = GetWorkHandler(work);
if (handler == null)
{
throw HTTPStatusException.NotFound_404(StringConsts.NO_HANDLER_FOR_WORK_ERROR.Args(work.About));
}
handler.FilterAndHandleWork(work);
return;
}
handler = null;
}
