/**
*
* @return __FlowExecutor
*/
public static function &getInstance()
{
if (self::$_instance == null) {
self::$_instance = new __FlowExecutor();
}
return self::$_instance;
}
protected function _executeControllerAssociatedToState(__FlowState $state, __FlowExecutor &$flow_executor, $flow_execution_key)
{
try {
$action_identity = $state->getActionIdentity();
$response = __ActionDispatcher::getInstance()->dispatch($action_identity);
if ($response instanceof __IResponse) {
$flow_executor->setResponse($response);
$response->clear();
//redirect via 303 because of the redirect after submit pattern (alwaysRedirectOnPause)
$request = __FrontController::getInstance()->getRequest();
$uri = $request->getUri();
//add the flow execution key parameter:
$application_context = __ApplicationContext::getInstance();
$request_flow_execution_key = $application_context->getPropertyContent('REQUEST_FLOW_EXECUTION_KEY');
$request_flow_state_id = $application_context->getPropertyContent('REQUEST_FLOW_STATE_ID');
$uri->addParameter($request_flow_execution_key, $flow_execution_key);
$uri->addParameter($request_flow_state_id, $state->getId());
$empty_request = __RequestFactory::getInstance()->createRequest();
__FrontController::getInstance()->redirect($uri, $empty_request, 303);
} else {
if ($response instanceof __FlowEvent) {
$fc_response = __FrontController::getInstance()->getResponse();
$fc_response->clear();
//clear the response content (to avoid decorator lateral issues)
$state = $flow_executor->resume($flow_execution_key, $response->getEventName());
if ($state != null) {
$application_context = __ApplicationContext::getInstance();
$action_identity = $state->getActionIdentity();
$this->_executeControllerAssociatedToState($state, $flow_executor, $flow_execution_key);
}
}
}
} catch (Exception $e) {
if ($flow_executor->isExceptionHandled($e)) {
//$state = $flow_executor->handleException($flow_execution_key, $e);
//if($state != null) {
// $this->_executeControllerAssociatedToState($flow_executor, $state);
//}
} else {
throw $e;
}
}
return $response;
}
public function startRender(__IComponent &$component)
{
$component_id = $component->getId();
$component_properties = $component->getProperties();
foreach ($component_properties as $property => $value) {
$property = strtolower($property);
if ($property != 'runat') {
$properties[] = $property . '="' . $value . '"';
}
}
$properties[] = 'id="' . $component_id . '"';
$properties[] = 'name="' . $component->getName() . '"';
$properties[] = 'action = "' . __UriContainerWriterHelper::resolveUrl($component) . '"';
$properties[] = 'method="' . strtoupper($component->getMethod()) . '"';
if ($component->getVisible() == false) {
$properties[] = 'style = "display : none;"';
}
$url = __FrontController::getInstance()->getRequest()->getUrl();
$encoded_url = base64_encode(serialize($url));
$form_code = '<form ' . join(' ', $properties) . ' onSubmit="return (__ClientEventHandler.getInstance()).handleSubmit(this);">' . "\n";
$request_submit_code = __ContextManager::getInstance()->getApplicationContext()->getPropertyContent('REQUEST_SUBMIT_CODE');
$form_code .= '<input type="HIDDEN" name="' . $request_submit_code . '" value="' . $component_id . '"></input>' . "\n";
$form_code .= '<input type="HIDDEN" name="viewCode" value="' . $encoded_url . '"></input>' . "\n";
$flow_executor = __FlowExecutor::getInstance();
if ($flow_executor->hasActiveFlowExecution()) {
$active_flow_execution = $flow_executor->getActiveFlowExecution();
$request_flow_execution_key = __ApplicationContext::getInstance()->getPropertyContent('REQUEST_FLOW_EXECUTION_KEY');
$form_code .= '<input type="HIDDEN" name="' . $request_flow_execution_key . '" value="' . $active_flow_execution->getId() . '"></input>' . "\n";
$current_state = $active_flow_execution->getCurrentState();
if ($current_state != null) {
$request_flow_state_id = __ApplicationContext::getInstance()->getPropertyContent('REQUEST_FLOW_STATE_ID');
$form_code .= '<input type="HIDDEN" name="' . $request_flow_state_id . '" value="' . $current_state->getId() . '"></input>' . "\n";
}
}
$hidden_parameters = $component->getHiddenParameters();
foreach ($hidden_parameters as $hidden_parameter_name => $hidden_parameter_value) {
if (strtoupper($hidden_parameter_name) != strtoupper($request_submit_code) && strtoupper($hidden_parameter_name) != 'CLIENTENDPOINTVALUES') {
$form_code .= '<input type="HIDDEN" name="' . $hidden_parameter_name . '" value="' . htmlentities($hidden_parameter_value) . '"></input>' . "\n";
}
}
return $form_code;
}
public function &getFlowScope()
{
return __FlowExecutor::getInstance()->getActiveFlowExecution();
}
