public function getData()
{
if (!tao_helpers_Request::isAjax()) {
throw new common_exception_IsAjaxAction(__FUNCTION__);
}
if ($this->hasRequestParameter('classUri')) {
$classUri = tao_helpers_Uri::decode($this->getRequestParameter('classUri'));
$class = new core_kernel_classes_Class($classUri);
$hideNode = true;
} elseif ($this->hasRequestParameter('rootNode')) {
$class = new core_kernel_classes_Class($this->getRequestParameter('rootNode'));
$hideNode = false;
} else {
throw new common_Exception('Missing node information for ' . __FUNCTION__);
}
$openNodes = array($class->getUri());
if ($this->hasRequestParameter('openNodes') && is_array($this->getRequestParameter('openNodes'))) {
$openNodes = array_merge($openNodes, $this->getRequestParameter('openNodes'));
} else {
if ($this->hasRequestParameter('openParentNodes') && is_array($this->getRequestParameter('openParentNodes'))) {
$childNodes = $this->getRequestParameter('openParentNodes');
$openNodes = TreeHelper::getNodesToOpen($childNodes, $class);
}
}
$limit = $this->hasRequestParameter('limit') ? $this->getRequestParameter('limit') : self::DEFAULT_LIMIT;
$offset = $this->hasRequestParameter('offset') ? $this->getRequestParameter('offset') : 0;
$showInst = $this->hasRequestParameter('hideInstances') ? !$this->getRequestParameter('hideInstances') : true;
$factory = new GenerisTreeFactory($showInst, $openNodes, $limit, $offset);
$array = $factory->buildTree($class);
if ($hideNode) {
$array = isset($array['children']) ? $array['children'] : array();
}
echo json_encode($array);
}
/**
* simplified Version of TaoModule function
*
* @return void
*/
public function sasGetOntologyData()
{
if (!tao_helpers_Request::isAjax()) {
throw new common_exception_IsAjaxAction(__FUNCTION__);
}
$showInstances = $this->hasRequestParameter('hideInstances') ? !(bool) $this->getRequestParameter('hideInstances') : true;
$hideNode = $this->hasRequestParameter('classUri');
$clazz = $this->hasRequestParameter('classUri') ? $this->getCurrentClass() : $this->getRootClass();
if ($this->hasRequestParameter('offset')) {
$options['offset'] = $this->getRequestParameter('offset');
}
$limit = $this->hasRequestParameter('limit') ? $this->getRequestParameter('limit') : 0;
$offset = $this->hasRequestParameter('offset') ? $this->getRequestParameter('offset') : 0;
$factory = new GenerisTreeFactory($showInstances, array($clazz->getUri()), $limit, $offset);
$tree = $factory->buildTree($clazz);
$returnValue = $hideNode ? $tree['children'] : $tree;
echo json_encode($returnValue);
}
public function rangeToTree(core_kernel_classes_Class $range, $recursive = true)
{
$openNodes = array_reduce($range->getSubClasses(true), function ($carry, $item) {
if (!$carry) {
$carry = [];
}
$carry[] = $item->getUri();
return $carry;
});
$openNodes[] = $range->getUri();
$factory = new GenerisTreeFactory(true, $openNodes, 10, 0);
$array = $factory->buildTree($range);
return $array;
}
/**
* Format an RDFS Class to an array to be interpreted by the client tree
* This is a closed array format.
*
* @access public
* @author Jerome Bogaerts, <*****@*****.**>
* @param core_kernel_classes_Class $clazz
* @param array $options
* @return array
*/
public function toTree(core_kernel_classes_Class $clazz, array $options = array())
{
// show instances yes/no
$instances = isset($options['instances']) ? $options['instances'] : true;
// cut of the class and only display the children?
$chunk = isset($options['chunk']) ? $options['chunk'] : false;
// probably which subtrees should be opened
$browse = isset($options['browse']) ? $options['browse'] : array();
// limit of instances shown by subclass if no search label is given
// if a search string is given, this is the total limit of results, independent of classes
$limit = isset($options['limit']) ? $options['limit'] : 0;
// offset for limit
$offset = isset($options['offset']) ? $options['offset'] : 0;
// A unique node URI to be returned from as a tree leaf.
$uniqueNode = isset($options['uniqueNode']) ? $options['uniqueNode'] : null;
if ($uniqueNode !== null) {
$instance = new \core_kernel_classes_Resource($uniqueNode);
$results[] = TreeHelper::buildResourceNode($instance, $clazz);
$returnValue = $results;
} else {
// Let's walk the tree with super walker! ~~~ p==[w]õ__
array_walk($browse, function (&$item) {
$item = tao_helpers_Uri::decode($item);
});
$openNodes = TreeHelper::getNodesToOpen($browse, $clazz);
if (!in_array($clazz->getUri(), $openNodes)) {
$openNodes[] = $clazz->getUri();
}
$factory = new GenerisTreeFactory($instances, $openNodes, $limit, $offset, $browse);
$tree = $factory->buildTree($clazz);
$returnValue = $chunk ? isset($tree['children']) ? $tree['children'] : array() : $tree;
}
return $returnValue;
}
