/// <summary> Initializes a new <see cref="WxeFunction"/>, encapsulated in a <see cref="WxeFunctionState"/> object. </summary>
/// <include file='..\doc\include\ExecutionEngine\WxeHandler.xml' path='WxeHandler/CreateNewFunctionState/*' />
protected WxeFunctionState CreateNewFunctionState(HttpContext context, Type type)
{
ArgumentUtility.CheckNotNull("context", context);
ArgumentUtility.CheckNotNull("type", type);
WxeFunctionStateManager functionStates = WxeFunctionStateManager.Current;
functionStates.CleanUpExpired();
WxeFunction function = (WxeFunction)Activator.CreateInstance(type);
WxeFunctionState functionState = new WxeFunctionState(function, true);
functionStates.Add(functionState);
function.VariablesContainer.InitializeParameters(context.Request.QueryString);
string returnUrlArg = context.Request.QueryString[Parameters.ReturnUrl];
string returnToSelfArg = context.Request.QueryString[Parameters.WxeReturnToSelf];
if (!string.IsNullOrEmpty(returnUrlArg))
{
function.ReturnUrl = returnUrlArg;
}
else if (!string.IsNullOrEmpty(returnToSelfArg))
{
if (bool.Parse(returnToSelfArg))
{
function.ReturnUrl = context.Request.RawUrl;
}
}
return(functionState);
}
/// <summary>Initalizes a new <see cref="WxeFunctionState"/> with the passed <paramref name="function"/> and returns the associated function token.</summary>
internal string GetFunctionTokenForExternalFunction(WxeFunction function, bool returnFromExecute)
{
bool enableCleanUp = !returnFromExecute;
WxeFunctionState functionState = new WxeFunctionState(function, enableCleanUp);
_functionStateManager.Add(functionState);
return(functionState.FunctionToken);
}