public function setReverseValues()
{
if (!tao_helpers_Request::isAjax()) {
throw new common_exception_IsAjaxAction(__FUNCTION__);
}
$values = tao_helpers_form_GenerisTreeForm::getSelectedInstancesFromPost();
$resource = new core_kernel_classes_Resource($this->getRequestParameter('resourceUri'));
$property = new core_kernel_classes_Property($this->getRequestParameter('propertyUri'));
$currentValues = array();
foreach ($property->getDomain() as $domain) {
$instances = $domain->searchInstances(array($property->getUri() => $resource), array('recursive' => true, 'like' => false));
$currentValues = array_merge($currentValues, array_keys($instances));
}
$toAdd = array_diff($values, $currentValues);
$toRemove = array_diff($currentValues, $values);
$success = true;
foreach ($toAdd as $uri) {
$subject = new core_kernel_classes_Resource($uri);
$success = $success && $subject->setPropertyValue($property, $resource);
}
foreach ($toRemove as $uri) {
$subject = new core_kernel_classes_Resource($uri);
$success = $success && $subject->removePropertyValue($property, $resource);
}
echo json_encode(array('saved' => $success));
}
/**
* save the related items from the checkbox tree or from the sequence box
* @return void
*/
public function saveItems()
{
if (!tao_helpers_Request::isAjax()) {
throw new Exception("wrong request mode");
}
$saved = false;
$candidates = tao_helpers_form_GenerisTreeForm::getSelectedInstancesFromPost();
foreach ($this->getRequestParameters() as $key => $value) {
if (preg_match("/^instance_/", $key)) {
$candidates[] = tao_helpers_Uri::decode($value);
}
}
$items = array();
foreach ($candidates as $uri) {
$item = new core_kernel_classes_Resource($uri);
$itemModel = $item->getOnePropertyValue(new core_kernel_classes_Property(TAO_ITEM_MODEL_PROPERTY));
$supported = false;
if (!is_null($itemModel)) {
foreach ($itemModel->getPropertyValues(new core_kernel_classes_Property(TAO_ITEM_MODELTARGET_PROPERTY)) as $targeturi) {
if ($targeturi == TAO_ITEM_ONLINE_TARGET) {
$supported = true;
break;
}
}
}
if ($supported) {
array_push($items, $item);
} else {
throw new common_Exception($item->getLabel() . ' cannot be added to a test');
}
}
if ($this->service->setTestItems($this->getCurrentInstance(), $items)) {
$saved = true;
}
$this->returnJson(array('saved' => $saved));
}
