/**
* Marshall a PrintedVariable object into a DOMElement object.
*
* @param \qtism\data\QtiComponent $component A PrintedVariable object.
* @return \DOMElement The according DOMElement object.
* @throws \qtism\data\storage\xml\marshalling\MarshallingException
*/
protected function marshall(QtiComponent $component)
{
$element = self::getDOMCradle()->createElement('printedVariable');
$version = $this->getVersion();
self::setDOMElementAttribute($element, 'identifier', $component->getIdentifier());
self::setDOMElementAttribute($element, 'base', $component->getBase());
if (Version::compare($version, '2.1.0', '>=') === true) {
self::setDOMElementAttribute($element, 'powerForm', $component->mustPowerForm());
self::setDOMElementAttribute($element, 'delimiter', $component->getDelimiter());
self::setDOMElementAttribute($element, 'mappingIndicator', $component->getMappingIndicator());
}
if ($component->hasFormat() === true) {
self::setDOMElementAttribute($element, 'format', $component->getFormat());
}
if ($component->hasIndex() === true) {
self::setDOMElementAttribute($element, 'index', $component->getIndex());
}
if ($component->hasField() === true) {
self::setDOMElementAttribute($element, 'field', $component->getField());
}
if ($component->hasXmlBase() === true) {
self::setXmlBase($element, $component->getXmlBase());
}
$this->fillElement($element, $component);
return $element;
}
/**
* @see \qtism\runtime\rendering\markup\xhtml\AbstractXhtmlRenderer::appendChildren()
*/
protected function appendChildren(DOMDocumentFragment $fragment, QtiComponent $component, $base = '')
{
$renderingEngine = $this->getRenderingEngine();
if ($renderingEngine !== null) {
switch ($renderingEngine->getPrintedVariablePolicy()) {
case AbstractMarkupRenderingEngine::CONTEXT_AWARE:
$value = Utils::printVariable($this->getRenderingEngine()->getState(), $component->getIdentifier(), $component->getFormat(), $component->mustPowerForm(), $component->getBase(), $component->getIndex(), $component->getDelimiter(), $component->getField(), $component->getMappingIndicator());
$fragment->firstChild->appendChild($fragment->ownerDocument->createTextNode($value));
break;
case AbstractMarkupRenderingEngine::TEMPLATE_ORIENTED:
$base = $component->getBase();
$index = $component->getIndex();
$params = array('$' . $renderingEngine->getStateName(), PhpUtils::doubleQuotedPhpString($component->getIdentifier()), PhpUtils::doubleQuotedPhpString($component->getFormat()), $component->mustPowerForm() === true ? 'true' : 'false', is_int($base) === true ? $base : PhpUtils::doubleQuotedPhpString($base), is_int($index) === true ? $index : PhpUtils::doubleQuotedPhpString($index), PhpUtils::doubleQuotedPhpString($component->getDelimiter()), PhpUtils::doubleQuotedPhpString($component->getField()), PhpUtils::doubleQuotedPhpString($component->getMappingIndicator()));
$value = " qtism-printVariable(" . implode(', ', $params) . ") ";
$fragment->firstChild->appendChild($fragment->ownerDocument->createComment($value));
break;
}
}
}