/** * Dereference the file referenced by an assessmentItemRef and add * outcome/responseDeclarations to the compact one. * * @param ExtendedAssessmentItemRef $compactAssessmentItemRef A previously instantiated ExtendedAssessmentItemRef object. * @param FileResolver $resolver The Resolver to be used to resolver AssessmentItemRef's href attribute. * @throws XmlStorageException If an error occurs (e.g. file not found at URI or unmarshalling issue) during the dereferencing. */ protected static function resolveAssessmentItemRef(ExtendedAssessmentItemRef $compactAssessmentItemRef, FileResolver $resolver) { try { $href = $resolver->resolve($compactAssessmentItemRef->getHref()); $doc = new XmlDocument(); $doc->load($href); foreach ($doc->getDocumentComponent()->getResponseDeclarations() as $resp) { $compactAssessmentItemRef->addResponseDeclaration($resp); } foreach ($doc->getDocumentComponent()->getOutcomeDeclarations() as $out) { $compactAssessmentItemRef->addOutcomeDeclaration($out); } if ($doc->getDocumentComponent()->hasResponseProcessing() === true) { $compactAssessmentItemRef->setResponseProcessing($doc->getDocumentComponent()->getResponseProcessing()); } $compactAssessmentItemRef->setAdaptive($doc->getDocumentComponent()->isAdaptive()); $compactAssessmentItemRef->setTimeDependent($doc->getDocumentComponent()->isTimeDependent()); } catch (Exception $e) { $msg = "An error occured while unreferencing file '{$href}'."; throw new XmlStorageException($msg, $e); } }
/** * Unmarshall an extended version of an assessmentItemRef DOMElement into * a ExtendedAssessmentItemRef object. * * @return ExtendedAssessmentItemRef A ExtendedAssessmentItemRef object. */ protected function unmarshall(DOMElement $element) { $baseComponent = parent::unmarshall($element); $identifier = $baseComponent->getIdentifier(); $href = $baseComponent->getHref(); $compactAssessmentItemRef = new ExtendedAssessmentItemRef($identifier, $href); $compactAssessmentItemRef->setRequired($baseComponent->isRequired()); $compactAssessmentItemRef->setFixed($baseComponent->isFixed()); $compactAssessmentItemRef->setPreConditions($baseComponent->getPreConditions()); $compactAssessmentItemRef->setBranchRules($baseComponent->getBranchRules()); $compactAssessmentItemRef->setItemSessionControl($baseComponent->getItemSessionControl()); $compactAssessmentItemRef->setTimeLimits($baseComponent->getTimeLimits()); $compactAssessmentItemRef->setTemplateDefaults($baseComponent->getTemplateDefaults()); $compactAssessmentItemRef->setWeights($baseComponent->getWeights()); $compactAssessmentItemRef->setVariableMappings($baseComponent->getVariableMappings()); $compactAssessmentItemRef->setCategories($baseComponent->getCategories()); $responseDeclarationElts = self::getChildElementsByTagName($element, 'responseDeclaration'); $responseDeclarations = new ResponseDeclarationCollection(); foreach ($responseDeclarationElts as $responseDeclarationElt) { $marshaller = $this->getMarshallerFactory()->createMarshaller($responseDeclarationElt); $responseDeclarations[] = $marshaller->unmarshall($responseDeclarationElt); } $compactAssessmentItemRef->setResponseDeclarations($responseDeclarations); $outcomeDeclarationElts = self::getChildElementsByTagName($element, 'outcomeDeclaration'); $outcomeDeclarations = new OutcomeDeclarationCollection(); foreach ($outcomeDeclarationElts as $outcomeDeclarationElt) { $marshaller = $this->getMarshallerFactory()->createMarshaller($outcomeDeclarationElt); $outcomeDeclarations[] = $marshaller->unmarshall($outcomeDeclarationElt); } $compactAssessmentItemRef->setOutcomeDeclarations($outcomeDeclarations); $responseProcessingElts = self::getChildElementsByTagName($element, 'responseProcessing'); if (count($responseProcessingElts) === 1) { $marshaller = $this->getMarshallerFactory()->createMarshaller($responseProcessingElts[0]); $compactAssessmentItemRef->setResponseProcessing($marshaller->unmarshall($responseProcessingElts[0])); } if (($adaptive = static::getDOMElementAttributeAs($element, 'adaptive', 'boolean')) !== null) { $compactAssessmentItemRef->setAdaptive($adaptive); } if (($timeDependent = static::getDOMElementAttributeAs($element, 'timeDependent', 'boolean')) !== null) { $compactAssessmentItemRef->setTimeDependent($timeDependent); } else { $msg = "The mandatory attribute 'timeDependent' is missing from element '" . $element->localName . "'."; throw new UnmarshallingException($msg, $element); } return $compactAssessmentItemRef; }
/** * Dereference the file referenced by an assessmentItemRef and add * outcome/responseDeclarations to the compact one. * * @param \qtism\data\ExtendedAssessmentItemRef $compactAssessmentItemRef A previously instantiated ExtendedAssessmentItemRef object. * @param \qtism\data\storage\FileResolver $resolver The Resolver to be used to resolver AssessmentItemRef's href attribute. * @throws \qtism\data\storage\xml\XmlStorageException If an error occurs (e.g. file not found at URI or unmarshalling issue) during the dereferencing. */ protected static function resolveAssessmentItemRef(ExtendedAssessmentItemRef $compactAssessmentItemRef, FileResolver $resolver) { try { $href = $resolver->resolve($compactAssessmentItemRef->getHref()); $doc = new XmlDocument(); $doc->load($href); $item = $doc->getDocumentComponent(); foreach ($item->getResponseDeclarations() as $resp) { $compactAssessmentItemRef->addResponseDeclaration($resp); } foreach ($item->getOutcomeDeclarations() as $out) { $compactAssessmentItemRef->addOutcomeDeclaration($out); } foreach ($item->getTemplateDeclarations() as $tpl) { $compactAssessmentItemRef->addTemplateDeclaration($tpl); } foreach ($item->getModalFeedbackRules() as $modalFeedbackRule) { $compactAssessmentItemRef->addModalFeedbackRule($modalFeedbackRule); } if ($item->hasResponseProcessing() === true) { $compactAssessmentItemRef->setResponseProcessing($item->getResponseProcessing()); } if ($item->hasTemplateProcessing() === true) { $compactAssessmentItemRef->setTemplateProcessing($item->getTemplateProcessing()); } $compactAssessmentItemRef->setShufflings($item->getShufflings()); $compactAssessmentItemRef->setAdaptive($item->isAdaptive()); $compactAssessmentItemRef->setTimeDependent($item->isTimeDependent()); $compactAssessmentItemRef->setEndAttemptIdentifiers($item->getEndAttemptIdentifiers()); } catch (Exception $e) { $msg = "An error occured while unreferencing file '{$href}'."; throw new XmlStorageException($msg, XmlStorageException::RESOLUTION, $e); } }