/**
* Get the ServiceCall object representing how to call the current Assessment Item to be
* presented to a candidate in a given Assessment Test $session.
*
* @param AssessmentTestSession $session An AssessmentTestSession Object.
* @param string $testDefinition URI The URI of the knowledge base resource representing the folder where the QTI Test Definition is stored.
* @param string $testCompilation URI The URI of the knowledge base resource representing the folder where the QTI Test Compilation is stored.
* @return tao_models_classes_service_ServiceCall A ServiceCall object.
*/
public static function buildItemServiceCall(AssessmentTestSession $session, $testDefinitionUri, $testCompilationUri)
{
$href = $session->getCurrentAssessmentItemRef()->getHref();
// retrive itemUri & itemPath.
$parts = explode('|', $href);
$definition = new core_kernel_classes_Resource(INSTANCE_QTITEST_ITEMRUNNERSERVICE);
$serviceCall = new tao_models_classes_service_ServiceCall($definition);
$uriResource = new core_kernel_classes_Resource(INSTANCE_FORMALPARAM_ITEMURI);
$uriParam = new tao_models_classes_service_ConstantParameter($uriResource, $parts[0]);
$serviceCall->addInParameter($uriParam);
$pathResource = new core_kernel_classes_Resource(INSTANCE_FORMALPARAM_ITEMPATH);
$pathParam = new tao_models_classes_service_ConstantParameter($pathResource, $parts[1]);
$serviceCall->addInParameter($pathParam);
$dataPathResource = new core_kernel_classes_Resource(INSTANCE_FORMALPARAM_ITEMDATAPATH);
$dataPathParam = new tao_models_classes_service_ConstantParameter($dataPathResource, $parts[2]);
$serviceCall->addInParameter($dataPathParam);
$parentServiceCallIdResource = new core_kernel_classes_Resource(INSTANCE_FORMALPARAM_QTITESTITEMRUNNER_PARENTCALLID);
$parentServiceCallIdParam = new tao_models_classes_service_ConstantParameter($parentServiceCallIdResource, $session->getSessionId());
$serviceCall->addInParameter($parentServiceCallIdParam);
$testDefinitionResource = new core_kernel_classes_Resource(INSTANCE_FORMALPARAM_QTITEST_TESTDEFINITION);
$testDefinitionParam = new tao_models_classes_service_ConstantParameter($testDefinitionResource, $testDefinitionUri);
$serviceCall->addInParameter($testDefinitionParam);
$testCompilationResource = new core_kernel_classes_Resource(INSTANCE_FORMALPARAM_QTITEST_TESTCOMPILATION);
$testCompilationParam = new tao_models_classes_service_ConstantParameter($testCompilationResource, $testCompilationUri);
$serviceCall->addInParameter($testCompilationParam);
return $serviceCall;
}
private function buildCompiledDelivery(core_kernel_classes_Resource $delivery, core_kernel_classes_Resource $workflow)
{
$directory = $this->getCompilationDirectory($delivery);
$this->replaceItemRunner($workflow, $directory);
$serviceCall = new tao_models_classes_service_ServiceCall(new core_kernel_classes_Resource(INSTANCE_SERVICE_PROCESSRUNNER));
$param = new tao_models_classes_service_ConstantParameter(new core_kernel_classes_Resource(INSTANCE_FORMALPARAM_PROCESSDEFINITION), $workflow);
$serviceCall->addInParameter($param);
$compilationClass = new core_kernel_classes_Class(CLASS_COMPILEDDELIVERY);
$compilationInstance = $compilationClass->createInstanceWithProperties(array(RDFS_LABEL => $delivery->getLabel(), PROPERTY_COMPILEDDELIVERY_DELIVERY => $delivery, PROPERTY_COMPILEDDELIVERY_FOLDER => $directory, PROPERTY_COMPILEDDELIVERY_TIME => time(), PROPERTY_COMPILEDDELIVERY_RUNTIME => $serviceCall->toOntology()));
return $compilationInstance;
}
function compile()
{
$content = $this->getResource()->getUniquePropertyValue(new core_kernel_classes_Property(TEST_TESTCONTENT_PROP));
$ltiLaunchUrl = $content->getOnePropertyValue(new core_kernel_classes_Property(PROPERTY_LTI_LINK_LAUNCHURL));
$ltiLinkConsumer = $content->getOnePropertyValue(new core_kernel_classes_Property(PROPERTY_LTI_LINK_CONSUMER));
if (empty($ltiLaunchUrl)) {
throw new tao_models_classes_CompilationFailedException('Missing launch Url for test ' . $this->getResource()->getUri());
}
if (empty($ltiLinkConsumer)) {
throw new tao_models_classes_CompilationFailedException('Missing LTI consumer for test ' . $this->getResource()->getUri());
}
// Build the service call.
$service = new tao_models_classes_service_ServiceCall(new core_kernel_classes_Resource(INSTANCE_LTI_CONSUMER_SERVICE));
$param = new tao_models_classes_service_ConstantParameter(new core_kernel_classes_Resource(INSTANCE_FORMALPARAM_LTI_LAUNCH_URL), $ltiLaunchUrl);
$service->addInParameter($param);
$param = new tao_models_classes_service_ConstantParameter(new core_kernel_classes_Resource(INSTANCE_FORMALPARAM_LTI_CONSUMER), $ltiLinkConsumer->getUri());
$service->addInParameter($param);
common_Logger::d("LTI Test successfully compiled.");
return $service;
}
/**
* (non-PHPdoc)
* @see tao_models_classes_Compiler::compile()
*/
public function compile()
{
$report = new common_report_Report(common_report_Report::TYPE_SUCCESS, __('Published test "%s"', $this->getResource()->getLabel()));
common_ext_ExtensionsManager::singleton()->getExtensionById('taoWfTest');
// loads the extension
$test = $this->getResource();
common_Logger::i('Compiling test ' . $test->getLabel() . ' items');
$process = $test->getUniquePropertyValue(new core_kernel_classes_Property(TEST_TESTCONTENT_PROP));
if (count(wfEngine_models_classes_ProcessDefinitionService::singleton()->getAllActivities($process)) == 0) {
return new common_report_Report(common_report_Report::TYPE_ERROR, __('An empty test cannot be published.'));
}
$processCloner = new wfAuthoring_models_classes_ProcessCloner();
try {
$processClone = $processCloner->cloneProcess($process);
$report->add(new common_report_Report(common_report_Report::TYPE_SUCCESS, __('Cloned the process %s', $process->getLabel())));
$itemsServiceReport = $this->process($processClone);
foreach ($itemsServiceReport as $subReport) {
$report->add($subReport);
}
if ($itemsServiceReport->getType() == common_report_Report::TYPE_SUCCESS) {
$serviceCall = new tao_models_classes_service_ServiceCall(new core_kernel_classes_Resource(INSTANCE_SERVICE_PROCESSRUNNER));
$param = new tao_models_classes_service_ConstantParameter(new core_kernel_classes_Resource(INSTANCE_FORMALPARAM_PROCESSDEFINITION), $processClone->getUri());
$serviceCall->addInParameter($param);
$report->setData($serviceCall);
} else {
$report->setType(common_report_Report::TYPE_ERROR);
}
} catch (common_Exception $e) {
$report->add(new common_report_Report(common_report_Report::TYPE_ERROR, __('Failed to clone the process')));
$report->setType(common_report_Report::TYPE_ERROR);
}
if ($report->getType() != common_report_Report::TYPE_SUCCESS) {
$report->setMessage(__('Failed to publish test "%s".', $this->getResource()->getLabel()));
}
return $report;
}
/**
* Create the item's ServiceCall.
*
* @param core_kernel_classes_Resource $item
* @param tao_models_classes_service_StorageDirectory $destinationDirectory
* @return tao_models_classes_service_ServiceCall
*/
protected function createService(core_kernel_classes_Resource $item, tao_models_classes_service_StorageDirectory $destinationDirectory)
{
$service = new tao_models_classes_service_ServiceCall(new core_kernel_classes_Resource(INSTANCE_SERVICE_ITEMRUNNER));
$service->addInParameter(new tao_models_classes_service_ConstantParameter(new core_kernel_classes_Resource(INSTANCE_FORMALPARAM_ITEMPATH), $destinationDirectory->getId()));
$service->addInParameter(new tao_models_classes_service_ConstantParameter(new core_kernel_classes_Resource(INSTANCE_FORMALPARAM_ITEMURI), $item));
return $service;
}
/**
* Build the Service Call definition that makes TAO able to run the compiled test
* later on at delivery time.
*
* @return tao_models_classes_service_ServiceCall
*/
protected function buildServiceCall()
{
$service = new tao_models_classes_service_ServiceCall(new core_kernel_classes_Resource(INSTANCE_QTITEST_TESTRUNNERSERVICE));
$param = new tao_models_classes_service_ConstantParameter(new core_kernel_classes_Resource(INSTANCE_FORMALPARAM_QTITEST_TESTDEFINITION), $this->getResource());
$service->addInParameter($param);
$param = new tao_models_classes_service_ConstantParameter(new core_kernel_classes_Resource(INSTANCE_FORMALPARAM_QTITEST_TESTCOMPILATION), $this->getPrivateDirectory()->getId() . '|' . $this->getPublicDirectory()->getId());
$service->addInParameter($param);
return $service;
}
protected function createLinearSuperProcess($processes)
{
$processDefinitionClass = new core_kernel_classes_Class(CLASS_PROCESS);
$processDefinition = $processDefinitionClass->createInstance('process for ' . __CLASS__);
$this->assertIsA($processDefinition, 'core_kernel_classes_Resource');
$activityService = wfAuthoring_models_classes_ActivityService::singleton();
$connectorService = wfAuthoring_models_classes_ConnectorService::singleton();
$processRunnerService = new core_kernel_classes_Resource(INSTANCE_SERVICE_PROCESSRUNNER);
$processRunnerParam = new core_kernel_classes_Resource(INSTANCE_FORMALPARAM_PROCESSDEFINITION);
$last = null;
foreach ($processes as $subProcess) {
$serviceCall = new tao_models_classes_service_ServiceCall($processRunnerService);
$serviceCall->addInParameter(new tao_models_classes_service_ConstantParameter($processRunnerParam, $subProcess));
$current = $activityService->createActivity($processDefinition);
$current->setPropertyValue(new core_kernel_classes_Property(PROPERTY_ACTIVITIES_INTERACTIVESERVICES), $serviceCall->toOntology());
if (is_null($last)) {
$current->editPropertyValues(new core_kernel_classes_Property(PROPERTY_ACTIVITIES_ISINITIAL), GENERIS_TRUE);
} else {
$connectorService->createSequential($last, $current);
}
$last = $current;
}
return $processDefinition;
}
