/**
* Marshall a TestFeedbackRef object to its XML counterpart.
*
* @param \qtism\data\QtiComponent $component
* @return \DOMElement
*/
public function marshall(QtiComponent $component)
{
$element = self::getDOMCradle()->createElement('testFeedbackRef');
self::setDOMElementAttribute($element, 'identifier', $component->getIdentifier());
self::setDOMElementAttribute($element, 'outcomeIdentifier', $component->getOutcomeIdentifier());
self::setDOMElementAttribute($element, 'access', TestFeedbackAccess::getNameByConstant($component->getAccess()));
self::setDOMElementAttribute($element, 'showHide', ShowHide::getNameByConstant($component->getShowHide()));
self::setDOMElementAttribute($element, 'href', $component->getHref());
return $element;
}
/**
* Marshall a ModalFeedbackRule object to its XML counterpart.
*
* @param \qtism\data\QtiComponent $component
* @return \DOMElement
*/
public function marshall(QtiComponent $component)
{
$element = self::getDOMCradle()->createElement('modalFeedbackRule');
self::setDOMElementAttribute($element, 'outcomeIdentifier', $component->getOutcomeIdentifier());
self::setDOMElementAttribute($element, 'showHide', ShowHide::getNameByConstant($component->getShowHide()));
self::setDOMElementAttribute($element, 'identifier', $component->getIdentifier());
if ($component->hasTitle() === true) {
self::setDOMElementAttribute($element, 'title', $component->getTitle());
}
return $element;
}
protected function marshallChildrenKnown(QtiComponent $component, array $elements)
{
$element = self::getDOMCradle()->createElement($component->getQtiClassName());
self::setDOMElementAttribute($element, 'outcomeIdentifier', $component->getOutcomeIdentifier());
self::setDOMElementAttribute($element, 'identifier', $component->getIdentifier());
self::setDOMElementAttribute($element, 'showHide', ShowHide::getNameByConstant($component->getShowHide()));
if ($component->hasTitle() === true) {
self::setDOMElementAttribute($element, 'title', $component->getTitle());
}
foreach ($elements as $e) {
$element->appendChild($e);
}
return $element;
}
/**
* Marshall a TestFeedback object into a DOMElement object.
*
* @param QtiComponent $component A TestFeedback object.
* @return DOMElement The according DOMElement object.
*/
protected function marshall(QtiComponent $component)
{
$element = static::getDOMCradle()->createElement($component->getQtiClassName());
$access = $component->getAccess() == TestFeedbackAccess::AT_END ? 'atEnd' : 'during';
$showHide = $component->getShowHide() == ShowHide::SHOW ? 'show' : 'hide';
self::setDOMElementAttribute($element, 'access', $access);
self::setDOMElementAttribute($element, 'outcomeIdentifier', $component->getOutcomeIdentifier());
self::setDOMElementAttribute($element, 'showHide', $showHide);
self::setDOMElementAttribute($element, 'identifier', $component->getIdentifier());
$title = $component->getTitle();
if (!empty($title)) {
self::setDOMElementAttribute($element, 'title', $title);
}
$flowStatic = static::getDOMCradle()->createDocumentFragment();
$flowStatic->appendXML($component->getContent());
$element->appendChild($flowStatic);
return $element;
}
/**
* Whether or not the 'outcomeIdentifier'/'templateIdentifier' set on a templateElement/feedbackElement/choice
* matches its 'identifier' attribute.
*
* @param QtiComponent $component A TemplateElement or FeedbackElement or Choice element.
* @return boolean
*/
protected function identifierMatches(QtiComponent $component)
{
$variableIdentifier = $component instanceof FeedbackElement || $component instanceof ModalFeedback ? $component->getOutcomeIdentifier() : $component->getTemplateIdentifier();
$identifier = new Identifier($component->getIdentifier());
$showHide = $component->getShowHide();
$state = $this->getState();
$matches = false;
if (($val = $state[$variableIdentifier]) !== null) {
if ($val instanceof Scalar) {
$matches = $val->equals($identifier);
} elseif ($val instanceof Container) {
$matches = $val->contains($identifier);
}
}
return $matches;
}
/**
* Whether or not the 'outcomeIdentifier'/'templateIdentifier' set on a templateElement/feedbackElement/choice
* matches its 'identifier' attribute.
*
* @param QtiComponent $component A TemplateElement or FeedbackElement or Choice element.
* @return boolean
*/
protected function identifierMatches(QtiComponent $component)
{
$variableIdentifier = $component instanceof FeedbackElement || $component instanceof ModalFeedback ? $component->getOutcomeIdentifier() : $component->getTemplateIdentifier();
$identifier = $component->getIdentifier();
$showHide = $component->getShowHide();
$state = $this->getState();
return ($val = $state[$variableIdentifier]) !== null && $val === $identifier;
}
