public function defaultAction()
 {
     $return_value = null;
     $request = __FrontController::getInstance()->getRequest();
     $application_context = __ApplicationContext::getInstance();
     $request_flow_execution_key = $application_context->getPropertyContent('REQUEST_FLOW_EXECUTION_KEY');
     if ($request->hasParameter($request_flow_execution_key)) {
         $flow_execution_key = $request->getParameter($request_flow_execution_key);
         $request_flow_event_id = $application_context->getPropertyContent('REQUEST_FLOW_EVENT_ID');
         $request_flow_state_id = $application_context->getPropertyContent('REQUEST_FLOW_STATE_ID');
         $flow_executor = __FlowExecutor::getInstance();
         //sync with the current state sent from client:
         if ($request->hasParameter($request_flow_state_id)) {
             $flow_execution = $flow_executor->getActiveFlowExecution();
             if ($flow_execution != null) {
                 $flow_state_id = $request->getParameter($request_flow_state_id);
                 if ($flow_execution->isStateVisited($flow_state_id)) {
                     $current_state = $flow_execution->getCurrentState();
                     if ($current_state != null && $current_state->getId() != $flow_state_id) {
                         $state = $flow_execution->goToState($flow_state_id);
                         if ($state != null && !$request->hasParameter($request_flow_event_id)) {
                             $application_context = __ApplicationContext::getInstance();
                             $request_flow_execution_key = $application_context->getPropertyContent('REQUEST_FLOW_EXECUTION_KEY');
                             $flow_execution_key = $request->getParameter($request_flow_execution_key);
                             $this->_executeControllerAssociatedToState($state, $flow_executor, $flow_execution_key);
                         }
                     }
                 } else {
                     throw __ExceptionFactory::getInstance()->createException('Flow state not yet visited: ' . $flow_state_id);
                 }
             }
         }
         //checks flow event:
         if ($request->hasParameter($request_flow_event_id)) {
             $flow_event_id = $request->getParameter($request_flow_event_id);
             $state = $flow_executor->resume($flow_execution_key, $flow_event_id);
             if ($state != null) {
                 $this->_executeControllerAssociatedToState($state, $flow_executor, $flow_execution_key);
             }
         } else {
             if ($flow_executor->hasFlowExecution($flow_execution_key)) {
                 $return_value = $flow_executor->getResponse($flow_execution_key);
                 $return_value->setBufferControl(true);
                 //let also the browser cache the page
                 $return_value->addHeader('Cache-Control: private, max-age=10800, pre-check=10800');
                 $return_value->addHeader('Pragma: private');
                 $return_value->addHeader("Expires: " . date(DATE_RFC822, strtotime("+2 day")));
             } else {
                 //start a new flow and redirect the user to the very first step:
                 $this->startFlowAction();
             }
         }
     }
     return $return_value;
 }
 public function startRender(__IComponent &$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;
 }
Example #3
0
 public function &getFlowScope()
 {
     return __FlowExecutor::getInstance()->getActiveFlowExecution();
 }