/** * Load assets from the custom elements (CustomInteraction, PCI, PIC) * @param Element $element the custom element */ private function loadCustomElementAssets(Element $element) { if ($this->getGetCustomElementDefinition()) { if ($element instanceof PortableCustomInteraction) { $this->assets['PCI'][$element->getTypeIdentifier()] = $element; } if ($element instanceof PortableInfoControl) { $this->assets['PIC'][$element->getTypeIdentifier()] = $element; } } $xmls = array(); if ($element instanceof PortableCustomInteraction || $element instanceof PortableInfoControl) { //some portable elements contains htmlentitied markup in their properties... $xmls = $this->getXmlProperties($element->getProperties()); } //parse and extract assets from markup using XPATH if ($element instanceof CustomInteraction || $element instanceof InfoControl) { // http://php.net/manual/fr/simplexmlelement.xpath.php#116622 $sanitizedMarkup = str_replace('xmlns=', 'ns=', $element->getMarkup()); $xmls[] = new SimpleXMLElement($sanitizedMarkup); $this->loadCustomElementPropertiesAssets($element->getProperties()); /** @var SimpleXMLElement $xml */ foreach ($xmls as $xml) { foreach ($xml->xpath('//img') as $img) { $this->addAsset('img', (string) $img['src']); } foreach ($xml->xpath('//video') as $video) { $this->addAsset('video', (string) $video['src']); } foreach ($xml->xpath('//audio') as $audio) { $this->addAsset('audio', (string) $audio['src']); } } } }
/** * Parse individual portable element into the given portable model * @param PortableElementModel $model * @param Element $portableElement * @throws \common_Exception * @throws PortableElementInconsistencyModelException */ protected function parsePortableElement(PortableElementModel $model, Element $portableElement) { $typeId = $portableElement->getTypeIdentifier(); $libs = []; $requiredLibFiles = []; //Adjust file resource entries where {QTI_NS}/xxx/yyy is equivalent to {QTI_NS}/xxx/yyy.js foreach ($portableElement->getLibraries() as $lib) { if (preg_match('/^' . $typeId . '.*\\.js$/', $lib) && substr($lib, -3) != '.js') { //filter shared stimulus $requiredLibFiles[] = $lib . '.js'; //amd modules $libs[] = $lib . '.js'; } else { $libs[] = $lib; } } $data = ['typeIdentifier' => $typeId, 'version' => $portableElement->getVersion(), 'label' => $typeId, 'short' => $typeId, 'runtime' => ['hook' => $portableElement->getEntryPoint(), 'libraries' => $libs, 'stylesheets' => $portableElement->getStylesheets(), 'mediaFiles' => $portableElement->getMediaFiles()]]; /** @var PortableElementObject $portableObject */ $portableObject = $model->createDataObject($data); $lastVersionModel = $this->getService()->getPortableElementByIdentifier($portableObject->getModel()->getId(), $portableObject->getTypeIdentifier()); if (!is_null($lastVersionModel) && intval($lastVersionModel->getVersion()) != intVal($portableObject->getVersion())) { //@todo return a user exception to inform user of incompatible pci version found and that an item update is required throw new \common_Exception('Unable to import pci asset because pci is not compatible. ' . 'Current version is ' . $lastVersionModel->getVersion() . ' and imported is ' . $portableObject->getVersion()); } $this->portableObjects[$typeId] = $portableObject; $files = array_merge([$portableObject->getRuntimeKey('hook')], $requiredLibFiles, $portableObject->getRuntimeKey('stylesheets'), $portableObject->getRuntimeKey('mediaFiles')); $this->requiredFiles = array_merge($this->requiredFiles, array_fill_keys($files, $typeId)); }