/**
* Parse an array of DOMElement to array of Resource models
*
* @param [DOMElement] $resourcesListElements
* @return array
*/
public function map(array $resourcesListElements)
{
$resources = [];
foreach ($resourcesListElements as $resourceElement) {
$resource = new Resource();
$resource->setHref(Marshaller::getDOMElementAttributeAs($resourceElement, 'href'));
$resource->setIdentifier(Marshaller::getDOMElementAttributeAs($resourceElement, 'identifier'));
$resource->setType(Marshaller::getDOMElementAttributeAs($resourceElement, 'type'));
// Mapping to File models
$fileListElements = Marshaller::getChildElementsByTagName($resourceElement, 'file');
$resource->setFiles($this->mapFileElements($fileListElements));
// Mapping to Dependency models
$dependencyListElements = Marshaller::getChildElementsByTagName($resourceElement, 'dependency');
$resource->setDependencies($this->mapDependencyElements($dependencyListElements));
// Mapping its metadata
$metadataListElements = Marshaller::getChildElementsByTagName($resourceElement, 'metadata');
if (count($metadataListElements) > 0) {
$metadataMapper = new MetadataMapper();
$flattenedMetadatas = $metadataMapper->map($metadataListElements[0]);
$resource->setMetadata($flattenedMetadatas);
}
// Resource must have unique id ??
$resources[$resource->getIdentifier()] = $resource;
}
return $resources;
}
public function map(array $organisationElements)
{
$organisations = [];
foreach ($organisationElements as $organisationElement) {
$organisation = new Organization();
$organisation->setIdentifier(Marshaller::getDOMElementAttributeAs($organisationElement, 'identifier'));
$organisation->setStructure(Marshaller::getDOMElementAttributeAs($organisationElement, 'structure'));
$titleElements = Marshaller::getChildElementsByTagName($organisationElement, 'title');
if (count($titleElements) >= 1) {
$organisation->setTitle($titleElements[0]->nodeValue);
}
$itemElements = Marshaller::getChildElementsByTagName($organisationElement, 'item');
$items = [];
foreach ($itemElements as $itemElement) {
$item = new Item();
$item->setTitle(Marshaller::getChildElementsByTagName($itemElement, 'title'));
$item->setIdentifier(Marshaller::getDOMElementAttributeAs($itemElement, 'identifier'));
$item->setIdentifierref(Marshaller::getDOMElementAttributeAs($itemElement, 'identifierref'));
$item->setIsvisible(Marshaller::getDOMElementAttributeAs($itemElement, 'isvisible'));
$items[] = $item;
}
$organisation->setItems($items);
$organisations[] = $organisation;
}
return $organisations;
}
public function testGetChildElementsByTagNameEmpty()
{
$dom = new DOMDocument('1.0', 'UTF-8');
// There is only 1 child but at the second level. Nothing
// should be found.
$dom->loadXML('<parent><parent><child/></parent></parent>');
$element = $dom->documentElement;
$this->assertEquals(0, count(Marshaller::getChildElementsByTagName($element, 'child')));
}
protected function appendChildren(DOMDocumentFragment $fragment, QtiComponent $component, $base = '')
{
parent::appendChildren($fragment, $component, $base);
// Retrieve the two rendered simpleMatchSets and shuffle if needed.
$currentSet = 0;
$choiceElts = array();
$simpleMatchSetElts = array();
for ($i = 0; $i < $fragment->firstChild->childNodes->length; $i++) {
$n = $fragment->firstChild->childNodes->item($i);
if (Utils::hasClass($n, 'qti-simpleMatchSet') === true) {
$simpleMatchSetElts[] = $n;
$sets = $component->getSimpleMatchSets();
if ($this->getRenderingEngine()->mustShuffle() === true) {
Utils::shuffle($n, new ShufflableCollection($sets[$currentSet]->getSimpleAssociableChoices()->getArrayCopy()));
}
// Retrieve the two content of the two simpleMatchSets, separately.
$choiceElts[] = Marshaller::getChildElementsByTagName($n, 'div');
$currentSet++;
}
}
// simpleMatchSet class cannot be rendered into a table :/
foreach ($simpleMatchSetElts as $sms) {
$fragment->firstChild->removeChild($sms);
}
$table = $fragment->ownerDocument->createElement('table');
$fragment->firstChild->appendChild($table);
// Build the table header.
$tr = $fragment->ownerDocument->createElement('tr');
$table->appendChild($tr);
// Empty upper left cell.
$tr->appendChild($fragment->ownerDocument->createElement('th'));
for ($i = 0; $i < count($choiceElts[1]); $i++) {
$tr->appendChild(XmlUtils::changeElementName($choiceElts[1][$i], 'th'));
}
// Build all remaining rows.
for ($i = 0; $i < count($choiceElts[0]); $i++) {
$tr = $fragment->ownerDocument->createElement('tr');
$tr->appendChild(XmlUtils::changeElementName($choiceElts[0][$i], 'th'));
$table->appendChild($tr);
for ($j = 0; $j < count($choiceElts[1]); $j++) {
$input = $fragment->ownerDocument->createElement('input');
$input->setAttribute('type', 'checkbox');
$td = $fragment->ownerDocument->createElement('td');
$td->appendChild($input);
$tr->appendChild($td);
}
}
}
public function parseManifestElement(\DOMElement $rootElement)
{
// Manifest mapping start!
$manifest = new Manifest();
$manifest->setIdentifier(Marshaller::getDOMElementAttributeAs($rootElement, 'identifier'));
// Mapping <resource>(s) to Resource model
$resourcesElement = Marshaller::getChildElementsByTagName($rootElement, 'resources');
if (!empty($resourcesElement)) {
if (count($resourcesElement) !== 1) {
throw new MappingException('Resources tag must occur once');
}
$resourceMapper = new ResourcesMapper();
$resourcesListElements = Marshaller::getChildElementsByTagName($resourcesElement[0], 'resource');
$resources = $resourceMapper->map($resourcesListElements);
$manifest->setResources($resources);
}
// Mapping <organisation>(s) to Organisation model
$organizationElements = Marshaller::getChildElementsByTagName($rootElement, 'organizations');
if (!empty($organizationElements)) {
if (count($organizationElements) !== 1) {
throw new MappingException('Organisations tag must occur once');
}
$organisationsMapper = new OrganizationsMapper();
$organisationListElements = Marshaller::getChildElementsByTagName($organizationElements[0], 'organization');
$organisations = $organisationsMapper->map($organisationListElements);
$manifest->setOrganizations($organisations);
}
// Mapping package Metadata
$metadataElement = Marshaller::getChildElementsByTagName($rootElement, 'metadata');
if (!empty($metadataElement)) {
if (count($metadataElement) !== 1) {
throw new MappingException('Metadata tag must occur once');
}
$metadataMapper = new MetadataMapper();
$manifest->setMetadata($metadataMapper->map($metadataElement[0]));
}
// Mapping sub-manifest
$subManifestElement = Marshaller::getChildElementsByTagName($rootElement, 'manifest');
if (!empty($subManifestElement)) {
if (count($subManifestElement) !== 1) {
throw new MappingException('Manifest tag must occur once');
}
$manifest->setManifest($this->parseManifestElement($subManifestElement[0]));
}
return $manifest;
}
/**
* @see \qtism\runtime\rendering\markup\xhtml\AbstractXhtmlRenderer::appendChildren()
*/
protected function appendChildren(DOMDocumentFragment $fragment, QtiComponent $component, $base = '')
{
parent::appendChildren($fragment, $component, $base);
// Retrieve the two rendered simpleMatchSets and shuffle if needed.
$currentSet = 0;
$choiceElts = array();
$simpleMatchSetElts = array();
for ($i = 0; $i < $fragment->firstChild->childNodes->length; $i++) {
$n = $fragment->firstChild->childNodes->item($i);
if (Utils::hasClass($n, 'qti-simpleMatchSet') === true) {
$simpleMatchSetElts[] = $n;
$sets = $component->getSimpleMatchSets();
if ($this->getRenderingEngine()->getShufflingPolicy() === AbstractMarkupRenderingEngine::CONTEXT_AWARE && $component->mustShuffle()) {
Utils::shuffle($n, new ShufflableCollection($sets[$currentSet]->getSimpleAssociableChoices()->getArrayCopy()));
}
// Retrieve the two content of the two simpleMatchSets, separately.
$choiceElts[] = Marshaller::getChildElementsByTagName($n, 'li');
$currentSet++;
}
}
// simpleMatchSet class cannot be rendered into a table :/
foreach ($simpleMatchSetElts as $sms) {
$fragment->firstChild->removeChild($sms);
}
$table = $fragment->ownerDocument->createElement('table');
$fragment->firstChild->appendChild($table);
// Build the table header.
$tr = $fragment->ownerDocument->createElement('tr');
$table->appendChild($tr);
// Empty upper left cell.
$tr->appendChild($fragment->ownerDocument->createElement('th'));
$ifVerticalStatementsStorage = array();
for ($i = 0; $i < count($choiceElts[1]); $i++) {
$ifStatements = Utils::extractStatements($choiceElts[1][$i], Utils::EXTRACT_IF);
$incStatements = Utils::extractStatements($choiceElts[1][$i], Utils::EXTRACT_INCLUDE);
if (empty($incStatements) === false) {
$tr->appendChild($incStatements[0]);
}
if (empty($ifStatements) === false) {
$ifVerticalStatementsStorage[$i] = $ifStatements;
$tr->appendChild($ifStatements[0]);
}
$th = XmlUtils::changeElementName($choiceElts[1][$i], 'th');
$tr->appendChild($th);
if (empty($incStatements) === false) {
$th->parentNode->insertBefore($incStatements[1], $th->nextSibling);
}
if (empty($ifStatements) === false) {
$th->parentNode->insertBefore($ifStatements[1], $th->nextSibling);
}
}
// Build all remaining rows.
for ($i = 0; $i < count($choiceElts[0]); $i++) {
$tr = $fragment->ownerDocument->createElement('tr');
$ifStatements = Utils::extractStatements($choiceElts[0][$i], Utils::EXTRACT_IF);
$incStatements = Utils::extractStatements($choiceElts[0][$i], Utils::EXTRACT_INCLUDE);
$th = XmlUtils::changeElementName($choiceElts[0][$i], 'th');
$tr->appendChild($th);
$table->appendChild($tr);
if (empty($incStatements) === false) {
$tr->parentNode->insertBefore($incStatements[0], $tr);
}
if (empty($ifStatements) === false) {
$tr->parentNode->insertBefore($ifStatements[0], $tr);
}
for ($j = 0; $j < count($choiceElts[1]); $j++) {
$input = $fragment->ownerDocument->createElement('input');
$input->setAttribute('type', 'checkbox');
$td = $fragment->ownerDocument->createElement('td');
$td->appendChild($input);
$tr->appendChild($td);
if (isset($ifVerticalStatementsStorage[$j])) {
$td->parentNode->insertBefore($ifVerticalStatementsStorage[$j][0]->cloneNode(), $td);
$td->parentNode->insertBefore($ifVerticalStatementsStorage[$j][1]->cloneNode(), $td->nextSibling);
}
}
if (empty($incStatements) === false && isset($td)) {
$tr->parentNode->insertBefore($incStatements[1], $tr->nextSibling);
}
if (empty($ifStatements) === false && isset($td)) {
$tr->parentNode->insertBefore($ifStatements[1], $tr->nextSibling);
}
}
}
