/**
* Unmarshall a DOMElement to its TestFeedbackRef data model representation.
*
* @param \DOMElement $element
* @return \qtism\data\QtiComponent A TestFeedbackRef object.
* @throws \qtism\data\storage\xml\marshalling\UnmarshallingException If the element cannot be unmarshalled.
*/
public function unmarshall(DOMElement $element)
{
if (($identifier = self::getDOMElementAttributeAs($element, 'identifier')) !== null) {
if (($href = self::getDOMElementAttributeAs($element, 'href')) !== null) {
if (($outcomeIdentifier = self::getDOMElementAttributeAs($element, 'outcomeIdentifier')) !== null) {
if (($access = self::getDOMElementAttributeAs($element, 'access')) !== null) {
if (($showHide = self::getDOMElementAttributeAs($element, 'showHide')) !== null) {
$access = TestFeedbackAccess::getConstantByName($access);
$showHide = ShowHide::getConstantByName($showHide);
$component = new TestFeedbackRef($identifier, $outcomeIdentifier, $access, $showHide, $href);
return $component;
} else {
$msg = "The mandatory 'showHide' attribute is missing from element 'testFeedbackRef'.";
throw new UnmarshallingException($msg, $element);
}
} else {
$msg = "The mandatory 'access' attribute is missing from element 'testFeedbackRef'.";
throw new UnmarshallingException($msg, $element);
}
} else {
$msg = "The mandatory 'outcomeIdentifier' attribute is missing from element 'testFeedbackRef'.";
throw new UnmarshallingException($msg, $element);
}
} else {
$msg = "The mandatory 'href' attribute is missing from element 'testFeedbackRef'.";
throw new UnmarshallingException($msg, $element);
}
} else {
$msg = "The mandatory 'identifier' attribute is missing from element 'testFeedbackRef'.";
throw new UnmarshallingException($msg, $element);
}
}
protected function appendAttributes(DOMDocumentFragment $fragment, QtiComponent $component, $base = '')
{
parent::appendAttributes($fragment, $component, $base);
$this->additionalClass('qti-feedbackElement');
$fragment->firstChild->setAttribute('data-outcome-identifier', $component->getOutcomeIdentifier());
$fragment->firstChild->setAttribute('data-show-hide', ShowHide::getNameByConstant($component->getShowHide()));
$fragment->firstChild->setAttribute('data-identifier', $component->getIdentifier());
if ($this->getRenderingEngine()->getFeedbackShowHidePolicy() === XhtmlRenderingEngine::CONTEXT_STATIC) {
$this->additionalClass($component->getShowHide() === ShowHide::SHOW ? 'qti-hide' : 'qti-show');
}
}
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;
}
protected function marshallChildrenKnown(QtiComponent $component, array $elements)
{
$element = self::getDOMCradle()->createElement($component->getQtiClassName());
self::fillElement($element, $component);
self::setDOMElementAttribute($element, 'identifier', $component->getIdentifier());
if ($component->isFixed() === true) {
self::setDOMElementAttribute($element, 'fixed', true);
}
if ($component->hasTemplateIdentifier() === true) {
self::setDOMElementAttribute($element, 'templateIdentifier', $component->getTemplateIdentifier());
}
if ($component->getShowHide() !== ShowHide::SHOW) {
self::setDOMElementAttribute($element, 'showHide', ShowHide::getNameByConstant(ShowHide::HIDE));
}
foreach ($elements as $e) {
$element->appendChild($e);
}
return $element;
}
/**
* Unmarshall a DOMElement object corresponding to an XHTML gap element.
*
* @param DOMElement $element A DOMElement object.
* @return QtiComponent A Gap object.
* @throws UnmarshallingException
*/
protected function unmarshall(DOMElement $element)
{
if (($identifier = self::getDOMElementAttributeAs($element, 'identifier')) !== null) {
$component = new Gap($identifier);
if (($fixed = self::getDOMElementAttributeAs($element, 'fixed', 'boolean')) !== null) {
$component->setFixed($fixed);
}
if (($templateIdentifier = self::getDOMElementAttributeAs($element, 'templateIdentifier')) !== null) {
$component->setTemplateIdentifier($templateIdentifier);
}
if (($showHide = self::getDOMElementAttributeAs($element, 'showHide')) !== null) {
$component->setShowHide(ShowHide::getConstantByName($showHide));
}
if (($required = self::getDOMElementAttributeAs($element, 'required', 'boolean')) !== null) {
$component->setRequired($required);
}
self::fillBodyElement($component, $element);
return $component;
} else {
$msg = "The mandatory 'identifier' attribute is missing from the 'gap' element.";
throw new UnmarshallingException($msg, $element);
}
}
/**
* Unmarshall a DOMElement to its ModalFeedbackRule data model representation.
*
* @param \DOMElement $element
* @return \qtism\data\QtiComponent A ModalFeedbackRule object.
* @throws \qtism\data\storage\xml\marshalling\UnmarshallingException If the 'identifier', 'outcomeIdentifier', 'showHide', or attribute is missing from the XML definition.
*/
public function unmarshall(DOMElement $element)
{
if (($identifier = self::getDOMElementAttributeAs($element, 'identifier')) !== null) {
if (($outcomeIdentifier = self::getDOMElementAttributeAs($element, 'outcomeIdentifier')) !== null) {
if (($showHide = self::getDOMElementAttributeAs($element, 'showHide', 'string')) !== null) {
$showHide = ShowHide::getConstantByName($showHide);
$component = new ModalFeedbackRule($outcomeIdentifier, $showHide, $identifier);
if (($title = self::getDOMElementAttributeAs($element, 'title')) !== null) {
$component->setTitle($title);
}
return $component;
} else {
$msg = "The mandatory 'showHide' attribute is missing from element 'modalFeedbackRule'.";
throw new UnmarshallingException($msg, $element);
}
} else {
$msg = "The mandatory 'outcomeIdentifier' attribute is missing from element 'modalFeedbackRule'.";
throw new UnmarshallingException($msg, $element);
}
} else {
$msg = "The mandatory 'identifier' attribute is missing from element 'modalFeedbackRule'.";
throw new UnmarshallingException($msg, $element);
}
}
/**
* Set the visibility of the choice.
*
* @param integer $showHide A value from the ShowHide enumeration.
* @throws InvalidArgumentException If $showHide is not a value from the ShowHide enumeration.
*/
public function setShowHide($showHide)
{
if (in_array($showHide, ShowHide::asArray()) === true) {
$this->showHide = $showHide;
} else {
$msg = "The 'showHide' argument must be a value from the ShowHide enumeration.";
throw new InvalidArgumentException($msg);
}
}
/**
* Set how the feedback should be displayed.
*
* @param boolean $showHide A value from the ShowHide enumeration.
* @throws \InvalidArgumentException If $showHide is not a value from the ShowHide enumeration.
*/
public function setShowHide($showHide)
{
if (in_array($showHide, ShowHide::asArray())) {
$this->showHide = $showHide;
} else {
$msg = "'{$showHide}' is not a value from the ShowHide enumeration.";
throw new InvalidArgumentException($msg);
}
}
/**
* @see \qtism\data\storage\xml\marshalling\RecursiveMarshaller::marshallChildrenKnown()
*/
protected function marshallChildrenKnown(QtiComponent $component, array $elements)
{
$version = $this->getVersion();
$element = self::getDOMCradle()->createElement($component->getQtiClassName());
$this->fillElement($element, $component);
self::setDOMElementAttribute($element, 'identifier', $component->getIdentifier());
if ($component->isFixed() === true) {
self::setDOMElementAttribute($element, 'fixed', true);
}
if (Version::compare($version, '2.1.0', '>=') === true && $component->hasTemplateIdentifier() === true) {
self::setDOMElementAttribute($element, 'templateIdentifier', $component->getTemplateIdentifier());
}
if (Version::compare($version, '2.1.0', '>=') === true && $component->getShowHide() !== ShowHide::SHOW) {
self::setDOMElementAttribute($element, 'showHide', ShowHide::getNameByConstant(ShowHide::HIDE));
}
foreach ($elements as $e) {
if (Version::compare($version, '2.1.0', '>=') || Version::compare($version, '2.1.0', '<') && $e instanceof DOMCharacterData) {
$element->appendChild($e);
}
}
return $element;
}
/**
* Unmarshall a DOMElement object corresponding to a hotspotChoice/associableHotspot element.
*
* @param DOMElement $element A DOMElement object.
* @return QtiComponent A HotspotChoice/AssociableHotspot object.
* @throws UnmarshallingException
*/
protected function unmarshall(DOMElement $element)
{
if (($identifier = self::getDOMElementAttributeAs($element, 'identifier')) !== null) {
if (($shape = self::getDOMElementAttributeAs($element, 'shape')) !== null) {
if (($coords = self::getDOMElementAttributeAs($element, 'coords')) !== null) {
$shape = Shape::getConstantByName($shape);
if ($shape === false) {
$msg = "The value of the mandatory attribute 'shape' is not a value from the 'shape' enumeration.";
throw new UnmarshallingException($msg, $element);
}
try {
$coords = Utils::stringToCoords($coords, $shape);
} catch (UnexpectedValueException $e) {
$msg = "The coordinates 'coords' of element '" . $element->localName . "' are not valid regarding the shape they are bound to.";
throw new UnmarshallingException($msg, $element, $e);
} catch (InvalidArgumentException $e) {
$msg = "The coordinates 'coords' of element '" . $element->localName . "' could not be converted.";
throw new UnmarshallingException($msg, $element, $e);
}
if ($element->localName === 'hotspotChoice') {
$component = new HotspotChoice($identifier, $shape, $coords);
} else {
if (($matchMax = self::getDOMElementAttributeAs($element, 'matchMax', 'integer')) !== null) {
$component = new AssociableHotspot($identifier, $matchMax, $shape, $coords);
if (($matchMin = self::getDOMElementAttributeAs($element, 'matchMin', 'integer')) !== null) {
$component->setMatchMin($matchMin);
}
} else {
$msg = "The mandatory attribute 'matchMax' is missing from element 'associableHotspot'.";
throw new UnmarshallingException($msg, $element);
}
}
if (($hotspotLabel = self::getDOMElementAttributeAs($element, 'hotspotLabel')) !== null) {
$component->setHotspotLabel($hotspotLabel);
}
if (($fixed = self::getDOMElementAttributeAs($element, 'fixed', 'boolean')) !== null) {
$component->setFixed($fixed);
}
if (($templateIdentifier = self::getDOMElementAttributeAs($element, 'templateIdentifier')) !== null) {
$component->setTemplateIdentifier($templateIdentifier);
}
if (($showHide = self::getDOMElementAttributeAs($element, 'showHide')) !== null) {
if (($showHide = ShowHide::getConstantByName($showHide)) !== false) {
$component->setShowHide($showHide);
} else {
$msg = "The value of the 'showHide' attribute of element '" . $element->localName . "' is not a value from the 'showHide' enumeration.";
throw new UnmarshallingException($msg, $element);
}
}
self::fillBodyElement($component, $element);
return $component;
} else {
$msg = "The mandatory attribute 'coords' is missing from element '" . $element->localName . "'.";
throw new UnmarshallingException($msg, $element);
}
} else {
$msg = "The mandatory attribute 'shape' is missing from element '" . $element->localName . "'.";
throw new UnmarshallingException($msg, $element);
}
} else {
$msg = "The mandatory attribute 'identifier' is missing from element '" . $element->localName . "'.";
}
}
/**
* @see \qtism\data\storage\xml\marshalling\RecursiveMarshaller::marshallChildrenKnown()
*/
protected function marshallChildrenKnown(QtiComponent $component, array $elements)
{
$version = $this->getVersion();
$element = self::getDOMCradle()->createElement($component->getQtiClassName());
$this->fillElement($element, $component);
self::setDOMElementAttribute($element, 'identifier', $component->getIdentifier());
self::setDOMElementAttribute($element, 'matchMax', $component->getMatchMax());
if (Version::compare($version, '2.1.0', '>=') === true && $component->getMatchMin() !== 0) {
self::setDOMElementAttribute($element, 'matchMin', $matchMin);
}
if ($component->isFixed() === true) {
self::setDOMElementAttribute($element, 'fixed', true);
}
if (Version::compare($version, '2.1.0', '>=') === true && $component->hasTemplateIdentifier() === true) {
self::setDOMElementAttribute($element, 'templateIdentifier', $component->getTemplateIdentifier());
}
if (Version::compare($version, '2.1.0', '>=') === true && $component->getShowHide() !== ShowHide::SHOW) {
self::setDOMElementAttribute($element, 'showHide', ShowHide::getNameByConstant(ShowHide::HIDE));
}
if ($element->localName === 'gapImg' && $component->hasObjectLabel() === true) {
self::setDOMElementAttribute($element, 'objectLabel', $component->getObjectLabel());
}
foreach ($elements as $e) {
if ($element->localName === 'gapImg') {
$element->appendChild($e);
} else {
// 'gapText'...
if (Version::compare($version, '2.1.0', '>=') || Version::compare($version, '2.1.0', '<') && $e instanceof DOMCharacterData) {
// In QTI 2.0, only plain text is allowed...
$element->appendChild($e);
}
}
}
if (Version::compare($version, '2.1.0', '<') === true) {
$matchGroup = $component->getMatchGroup();
if (count($matchGroup) > 0) {
self::setDOMElementAttribute($element, 'matchGroup', implode(' ', $matchGroup->getArrayCopy()));
}
}
return $element;
}
/**
* @see \qtism\data\storage\xml\marshalling\RecursiveMarshaller::marshallChildrenKnown()
*/
protected function marshallChildrenKnown(QtiComponent $component, array $elements)
{
$version = $this->getVersion();
$element = self::getDOMCradle()->createElement($component->getQtiClassName());
$this->fillElement($element, $component);
self::setDOMElementAttribute($element, 'identifier', $component->getIdentifier());
self::setDOMElementAttribute($element, 'matchMax', $component->getMatchMax());
if ($component->isFixed() === true) {
self::setDOMElementAttribute($element, 'fixed', true);
}
if ($component->hasTemplateIdentifier() === true && Version::compare($version, '2.1.0', '>=') === true) {
self::setDOMElementAttribute($element, 'templateIdentifier', $component->getTemplateIdentifier());
}
if ($component->getShowHide() !== ShowHide::SHOW && Version::compare($version, '2.1.0', '>=') === true) {
self::setDOMElementAttribute($element, 'showHide', ShowHide::getNameByConstant(ShowHide::HIDE));
}
if ($component->getMatchMin() !== 0 && Version::compare($version, '2.1.0', '>=') === true) {
self::setDOMElementAttribute($element, 'matchMin', $component->getMatchMin());
}
if (Version::compare($version, '2.1.0', '<') === true) {
$matchGroup = $component->getMatchGroup();
if (count($matchGroup) > 0) {
self::setDOMElementAttribute($element, 'matchGroup', implode(' ', $matchGroup->getArrayCopy()));
}
}
foreach ($elements as $e) {
$element->appendChild($e);
}
return $element;
}
/**
* Unmarshall a DOMElement object corresponding to an XHTML gap element.
*
* @param \DOMElement $element A DOMElement object.
* @return \qtism\data\QtiComponent A Gap object.
* @throws \qtism\data\storage\xml\marshalling\UnmarshallingException
*/
protected function unmarshall(DOMElement $element)
{
$version = $this->getVersion();
if (($identifier = self::getDOMElementAttributeAs($element, 'identifier')) !== null) {
$component = new Gap($identifier);
if (($fixed = self::getDOMElementAttributeAs($element, 'fixed', 'boolean')) !== null) {
$component->setFixed($fixed);
}
if (Version::compare($version, '2.1.0', '>=') === true && ($templateIdentifier = self::getDOMElementAttributeAs($element, 'templateIdentifier')) !== null) {
$component->setTemplateIdentifier($templateIdentifier);
}
if (Version::compare($version, '2.1.0', '>=') === true && ($showHide = self::getDOMElementAttributeAs($element, 'showHide')) !== null) {
$component->setShowHide(ShowHide::getConstantByName($showHide));
}
if (Version::compare($version, '2.1.0', '>=') === true && ($required = self::getDOMElementAttributeAs($element, 'required', 'boolean')) !== null) {
$component->setRequired($required);
}
if (Version::compare($version, '2.1.0', '<') === true && ($matchGroup = self::getDOMElementAttributeAs($element, 'matchGroup')) !== null) {
$component->setMatchGroup(new IdentifierCollection(explode(" ", $matchGroup)));
}
$this->fillBodyElement($component, $element);
return $component;
} else {
$msg = "The mandatory 'identifier' attribute is missing from the 'gap' element.";
throw new UnmarshallingException($msg, $element);
}
}