public DextopApiInvocationResult Invoke(string action, string[] arguments, DextopFormSubmit form)
{
var method = controller.GetType().GetMethod(action);
if (method == null)
{
throw new DextopException("Cannot find method '{0}' in controller type '{1}'.", action, controller.GetType());
}
var parameters = method.GetParameters();
var p = new object[parameters.Length];
int offset = form == null ? 0 : 1;
if (form != null)
{
p[0] = form;
}
for (var i = 0; i < Math.Min(p.Length, arguments.Length); i++)
{
p[i + offset] = DextopUtil.DecodeValue(arguments[i], parameters[i + offset].ParameterType);
}
try
{
var value = method.Invoke(controller, p);
return(DextopApiInvocationResult.Success(value));
}
catch (Exception ex)
{
return(DextopApiInvocationResult.Exception(ex));
}
}
void IHttpAsyncHandler.EndProcessRequest(IAsyncResult asyncResult)
{
if (errorHandler != null)
{
errorHandler.EndInvoke(asyncResult);
}
else
{
LongPollingResult result;
try
{
result = session.EndHandlingLongPollingRequest(asyncResult, start);
}
catch (Exception ex)
{
Debug.WriteLine("Long polling exception.", ex);
//Application should handle the request and give a valid result.
//Any exception is a sign that session is not valid anymore.
result = new LongPollingResult
{
type = "rpc",
name = "message",
success = false,
data = new DextopRemoteMethodCallException
{
exception = ex.Message,
type = "session"
}
};
}
context.Response.ContentType = "application/json";
DextopUtil.Encode(result, context.Response.Output);
}
}
private string Serialize(IList <object> data)
{
if (data == null)
{
return(null);
}
return(DextopUtil.Encode(serializer.Serialize(data)));
}
object ChangeType(object value, Type type)
{
if (value == null)
{
return(type.IsValueType ? Activator.CreateInstance(type) : null);
}
if (value is String)
{
return(DextopUtil.DecodeValue((String)value, type));
}
return(Codaxy.Common.Convert.ChangeTypeInvariant(value, type));
}
void WriteException(HttpContext context, Exception ex)
{
//Application should handle the request and give a valid result.
//Any exception is a sign that session is not valid anymore.
var result = new LongPollingResult
{
type = "rpc",
name = "message",
success = false,
data = new DextopRemoteMethodCallException
{
exception = ex.Message,
type = "session"
}
};
context.Response.ContentType = "application/json";
DextopUtil.Encode(result, context.Response.Output);
}
