/**
* Filter content run parameters, rebuild content dependecy cache and export file.
*
* @param Object $content
* @return Object NULL on failure.
*/
public function filterParameters($content)
{
if (isset($content['filtered']) && $content['filtered'] !== '') {
return $content['filtered'];
}
// Validate and filter against main library semantics.
$validator = new H5PContentValidator($this->h5pF, $this);
$params = (object) array('library' => H5PCore::libraryToString($content['library']), 'params' => json_decode($content['params']));
$validator->validateLibrary($params, (object) array('options' => array($params->library)));
$params = json_encode($params->params);
// Update content dependencies.
$content['dependencies'] = $validator->getDependencies();
// Sometimes the parameters are filtered before content has been created
if ($content['id']) {
$this->h5pF->deleteLibraryUsage($content['id']);
$this->h5pF->saveLibraryUsage($content['id'], $content['dependencies']);
if ($this->exportEnabled) {
// Recreate export file
$exporter = new H5PExport($this->h5pF, $this);
$exporter->createExportFile($content);
// TODO: Should we rather create the file once first accessed, like imagecache?
}
// Cache.
$this->h5pF->setFilteredParameters($content['id'], $params);
}
return $params;
}
/**
* Filter content run parameters, rebuild content dependecy cache and export file.
*
* @param Object $content
* @return Object NULL on failure.
*/
public function filterParameters(&$content)
{
if (isset($content['filtered']) && $content['filtered'] !== '') {
return $content['filtered'];
}
// Validate and filter against main library semantics.
$validator = new H5PContentValidator($this->h5pF, $this);
$params = (object) array('library' => H5PCore::libraryToString($content['library']), 'params' => json_decode($content['params']));
if (!$params->params) {
return NULL;
}
$validator->validateLibrary($params, (object) array('options' => array($params->library)));
$params = json_encode($params->params);
// Update content dependencies.
$content['dependencies'] = $validator->getDependencies();
// Sometimes the parameters are filtered before content has been created
if ($content['id']) {
$this->h5pF->deleteLibraryUsage($content['id']);
$this->h5pF->saveLibraryUsage($content['id'], $content['dependencies']);
if (!$content['slug']) {
$content['slug'] = $this->generateContentSlug($content);
// Remove old export file
$oldExport = $this->path . '/exports/' . $content['id'] . '.h5p';
if (file_exists($oldExport)) {
unlink($oldExport);
}
}
if ($this->exportEnabled) {
// Recreate export file
$exporter = new H5PExport($this->h5pF, $this);
$exporter->createExportFile($content);
}
// Cache.
$this->h5pF->updateContentFields($content['id'], array('filtered' => $params, 'slug' => $content['slug']));
}
return $params;
}