public static function buildServiceApi(AssessmentTestSession $session, $qtiTestDefinitionUri, $qtiTestCompilationUri)
{
$serviceCall = self::buildItemServiceCall($session, $qtiTestDefinitionUri, $qtiTestCompilationUri);
$itemServiceCallId = self::buildServiceCallId($session);
return tao_helpers_ServiceJavascripts::getServiceApi($serviceCall, $itemServiceCallId);
}
protected function buildItemScript($execution)
{
$serviceCall = $execution->getCurrentServiceCall();
$itemCallId = $execution->getItemServiceCallId();
return \tao_helpers_ServiceJavascripts::getServiceApi($serviceCall, $itemCallId);
}
public function runDeliveryExecution()
{
$deliveryExecution = $this->getCurrentDeliveryExecution();
if ($deliveryExecution->getState()->getUri() != INSTANCE_DELIVERYEXEC_ACTIVE) {
$this->redirect($this->getReturnUrl());
}
$userUri = common_session_SessionManager::getSession()->getUserUri();
if ($deliveryExecution->getUserIdentifier() != $userUri) {
throw new common_exception_Error('User ' . $userUri . ' is not the owner of the execution ' . $deliveryExecution->getIdentifier());
}
$compiledDelivery = $deliveryExecution->getDelivery();
$this->initResultServer($compiledDelivery, $deliveryExecution->getIdentifier());
$runtime = taoDelivery_models_classes_DeliveryAssemblyService::singleton()->getRuntime($compiledDelivery);
$this->setData('serviceApi', tao_helpers_ServiceJavascripts::getServiceApi($runtime, $deliveryExecution->getIdentifier()));
$this->setData('userLabel', common_session_SessionManager::getSession()->getUserLabel());
$this->setData('deliveryExecution', $deliveryExecution->getIdentifier());
$this->setData('showControls', $this->showControls());
$this->setData('client_config_url', $this->getClientConfigUrl());
$this->setData('client_timeout', $this->getClientTimeout());
$this->setView('runtime/deliveryExecution.tpl', 'taoDelivery');
}
public function index()
{
if (is_null($this->processExecution)) {
common_Logger::w('ProcessBrowser invoked without processExecution');
$this->redirectToMain();
return;
}
if ($this->autoRedirecting) {
$this->autoredirectToIndex();
return;
}
/*
* @todo: clean usage
* known use of Session::setAttribute("processUri") in:
* - taoDelivery_actions_ItemDelivery::runner()
* - tao_actions_Api::createAuthEnvironment()
*/
$this->setSessionAttribute("processUri", $this->processExecution->getUri());
//user data for browser view
$userViewData = wfEngine_helpers_UsersHelper::buildCurrentUserForView();
$this->setData('userViewData', $userViewData);
$browserViewData = array();
// general data for browser view.
//init services:
$userService = wfEngine_models_classes_UserService::singleton();
$activityService = wfEngine_models_classes_ActivityService::singleton();
$interactiveServiceService = wfEngine_models_classes_InteractiveServiceService::singleton();
//get current user:
$currentUser = $userService->getCurrentUser();
if (is_null($currentUser)) {
throw new wfEngine_models_classes_ProcessExecutionException("No current user found!");
}
//get activity execution from currently available process definitions:
$currentlyAvailableActivityExecutions = $this->processExecutionService->getAvailableCurrentActivityExecutions($this->processExecution, $currentUser, true);
$activityExecution = null;
if (count($currentlyAvailableActivityExecutions) == 0) {
common_Logger::w('No available current activity exec found: no permission or issue in process execution');
$this->pause();
return;
} else {
if (!is_null($this->activityExecution) && $this->activityExecution instanceof core_kernel_classes_Resource) {
foreach ($currentlyAvailableActivityExecutions as $availableActivityExec) {
if ($availableActivityExec->getUri() == $this->activityExecution->getUri()) {
$activityExecution = $this->processExecutionService->initCurrentActivityExecution($this->processExecution, $this->activityExecution, $currentUser);
break;
}
}
if (is_null($activityExecution)) {
//invalid choice of activity execution:
$this->activityExecution = null;
// $invalidActivity = new core_kernel_classes_Resource($activityUri);
// throw new wfEngine_models_classes_ProcessExecutionException("invalid choice of activity definition in process browser {$invalidActivity->getLabel()} ({$invalidActivity->getUri()}). \n<br/> The link may be outdated.");
$this->autoredirectToIndex();
return;
}
} else {
if (count($currentlyAvailableActivityExecutions) == 1) {
$activityExecution = $this->processExecutionService->initCurrentActivityExecution($this->processExecution, reset($currentlyAvailableActivityExecutions), $currentUser);
if (is_null($activityExecution)) {
throw new wfEngine_models_classes_ProcessExecutionException('cannot initiate the activity execution of the unique next activity definition');
}
} else {
//count > 1:
//parallel branch, ask the user to select activity to execute:
common_Logger::i('Ask the user to select activity');
$this->pause();
return;
}
}
}
if (!is_null($activityExecution)) {
$this->activityExecution = $activityExecution;
$browserViewData[''] = $this->processExecution->getUri();
$browserViewData['activityExecutionUri'] = $activityExecution->getUri();
$this->activityExecutionService->createNonce($this->activityExecution);
$browserViewData['activityExecutionNonce'] = $this->activityExecutionService->getNonce($activityExecution);
//get interactive services (call of services):
$activityDefinition = $this->activityExecutionService->getExecutionOf($activityExecution);
$interactiveServices = $activityService->getInteractiveServices($activityDefinition);
$services = array();
foreach ($interactiveServices as $interactiveService) {
$serviceCallModel = tao_models_classes_service_ServiceCall::fromResource($interactiveService);
$vars = $serviceCallModel->getRequiredVariables();
$parameters = array();
foreach ($vars as $variable) {
$key = (string) $variable->getUniquePropertyValue(new core_kernel_classes_Property(PROPERTY_PROCESSVARIABLES_CODE));
$value = $activityExecution->getOnePropertyValue(new core_kernel_classes_Property($variable));
if ($value instanceof core_kernel_classes_Resource) {
$parameters[$key] = $value->getUri();
} elseif ($value instanceof core_kernel_classes_Literal) {
$parameters[$key] = (string) $value;
}
}
$serviceCallId = $activityExecution->getUri() . (count($interactiveServices) == 1 ? '' : $interactiveService->getUri());
$jsServiceApi = tao_helpers_ServiceJavascripts::getServiceApi($serviceCallModel, $serviceCallId, $parameters);
$services[] = array('style' => $interactiveServiceService->getStyle($interactiveService), 'api' => $jsServiceApi);
}
$this->setData('services', $services);
//set activity control:
$controls = $activityService->getControls($activityDefinition);
$browserViewData['controls'] = array('backward' => isset($controls[INSTANCE_CONTROL_BACKWARD]) ? (bool) $controls[INSTANCE_CONTROL_BACKWARD] : false, 'forward' => isset($controls[INSTANCE_CONTROL_FORWARD]) ? (bool) $controls[INSTANCE_CONTROL_FORWARD] : false);
// If paused, resume it:
if ($this->processExecutionService->isFinished($this->processExecution)) {
$this->processExecutionService->resume($this->processExecution);
}
//get process definition:
$processDefinition = $this->processExecutionService->getExecutionOf($this->processExecution);
// Browser view main data.
$browserViewData['processLabel'] = $processDefinition->getLabel();
$browserViewData['processExecutionLabel'] = $this->processExecution->getLabel();
$browserViewData['activityLabel'] = $activityDefinition->getLabel();
$browserViewData['processUri'] = $this->processExecution->getUri();
$browserViewData['active_Resource'] = "'" . $activityDefinition->getUri() . "'";
$browserViewData['isInteractiveService'] = true;
$this->setData('browserViewData', $browserViewData);
$this->setData('activity', $activityDefinition);
/* <DEBUG> :populate the debug widget */
if (DEBUG_MODE) {
$this->setData('debugWidget', DEBUG_MODE);
$servicesResources = array();
foreach ($services as $service) {
$servicesResource = $service;
$servicesResource['input'] = $interactiveServiceService->getInputValues($interactiveService, $activityExecution);
$servicesResource['output'] = $interactiveServiceService->getOutputValues($interactiveService, $activityExecution);
$servicesResources[] = $servicesResource;
}
$variableService = wfEngine_models_classes_VariableService::singleton();
$this->setData('debugData', array('Activity' => $activityDefinition, 'ActivityExecution' => $activityExecution, 'CurrentActivities' => $currentlyAvailableActivityExecutions, 'Services' => $servicesResources, 'VariableStack' => $variableService->getAll()));
}
/* </DEBUG> */
$this->setData('activityExecutionUri', $browserViewData['activityExecutionUri']);
$this->setData('processUri', $browserViewData['processUri']);
$this->setData('activityExecutionNonce', $browserViewData['activityExecutionNonce']);
$this->setData('client_config_url', $this->getClientConfigUrl());
$this->setView('process_browser.tpl');
}
}
protected function finish()
{
echo tao_helpers_ServiceJavascripts::getFinishedSniplet();
}
/**
* @inheritDoc
*/
protected function init()
{
$delivery = $this->deliveryExecution->getDelivery();
$runtime = ServiceManager::getServiceManager()->get(AssignmentService::CONFIG_ID)->getRuntime($delivery);
$this->setData('serviceApi', \tao_helpers_ServiceJavascripts::getServiceApi($runtime, $this->deliveryExecution->getIdentifier()));
}
