/**
* Loads tree for a given namespace
*
* @param string $namespace Namespace to build tree for
* @return Tx_PtExtbase_Tree_Tree Tree build for given namespace
*/
public function loadTreeByNamespace($namespace)
{
if ($this->treeContext->respectEnableFields()) {
return $this->treeBuilder->buildTreeForNamespaceWithoutInaccessibleSubtrees($namespace);
} else {
return $this->treeBuilder->buildTreeForNamespace($namespace);
}
}
/**
* @return void
*/
public function initFilter()
{
$this->objectManager = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance('TYPO3\\CMS\\Extbase\\Object\\ObjectManager');
/** @var \TYPO3\CMS\Extbase\Object\ObjectManager $objectManager */
$this->treeContext = $this->objectManager->get('Tx_PtExtbase_Tree_TreeContext');
$this->treeContext->setRespectEnableFields($this->treeRespectEnableFields);
$this->buildTree();
}
/**
* @todo If several tree widgets are needed on the same page, provide an identifier and select the right repo from session
*
* Restore the repository settings from namespace
*/
public function restoreTreeSettingsFromSession()
{
$settings = Tx_PtExtbase_State_Session_Storage_SessionAdapter::getInstance()->read('Tx_PtExtbase_Tree_Configuration');
$settings = array('repository' => 'Tx_PtCertification_Domain_Repository_CategoryRepository', 'namespace' => 'tx_ptcertification_domain_model_category', 'respectEnableFields' => $this->treeContext->respectEnableFields());
if (array_key_exists('repository', $settings)) {
$nodeRepositoryClassName = $settings['repository'];
if ($nodeRepositoryClassName && class_exists($nodeRepositoryClassName)) {
$this->nodeRepositoryClassName = $nodeRepositoryClassName;
}
}
if (array_key_exists('namespace', $settings)) {
$this->treeNameSpace = $settings['namespace'];
}
}
/**
* Helper method for doing a depth-first search on a node
*
* @param Tx_PtExtbase_Tree_NodeInterface $node
* @param integer &$index Referenced value of visitation index. Will be increased with every node visitation.
* @param integer &$level Current level of visit in the tree starting at 1
*/
protected function dfs(Tx_PtExtbase_Tree_NodeInterface $node, &$index, &$level = 1)
{
if ($node->isAccessible() || $this->treeContext->isWritable()) {
$this->doFirstVisit($node, $index, $level);
$index = $index + 1;
if ($node->getChildrenCount() > 0) {
$level = $level + 1;
if ($this->restrictedDepth === -1 || $level <= $this->restrictedDepth) {
foreach ($node->getChildren() as $child) {
/* @var $child Tx_PtExtbase_Tree_NodeInterface */
$this->dfs($child, $index, $level);
}
}
$level = $level - 1;
}
$this->doLastVisit($node, $index, $level);
$index = $index + 1;
}
}
/**
* Get Tree nodes as JSON array
*
* @return string JSON array
*/
protected function getTreeNodes()
{
$treeRepositoryBuilder = Tx_PtExtbase_Tree_TreeRepositoryBuilder::getInstance();
$treeRepositoryBuilder->setNodeRepositoryClassName($this->arguments['repository']);
$treeRepository = $treeRepositoryBuilder->buildTreeRepository();
if ($this->arguments['respectEnableFields']) {
$this->treeContext->setRespectEnableFields(true);
} else {
$this->treeContext->setRespectEnableFields(false);
}
$tree = $treeRepository->loadTreeByNamespace($this->arguments['namespace']);
if (isset($this->arguments['restrictedDepth'])) {
$tree->setRestrictedDepth($this->arguments['restrictedDepth']);
$tree->setRespectRestrictedDepth(true);
}
$arrayWriterVisitor = $this->objectManager->get('Tx_PtExtbase_Tree_ExtJsJsonWriterVisitor');
$arrayWriterVisitor->setMultipleSelect($this->arguments['multiple']);
$arrayWriterVisitor->setSelection($this->getSelection());
$jsonTreeWriter = $this->objectManager->get('Tx_PtExtbase_Tree_JsonTreeWriter', array($arrayWriterVisitor), $arrayWriterVisitor);
return $jsonTreeWriter->writeTree($tree);
}
