/**
* @param array|Node $node
* @param int $level
* @return array
* @SuppressWarnings(PHPMD.NPathComplexity)
*/
protected function _getNodeJson($node, $level = 1)
{
$item = [];
$item['text'] = $this->escapeHtml($node->getName());
if ($this->_withProductCount) {
$item['text'] .= ' (' . $node->getProductCount() . ')';
}
$item['id'] = $node->getId();
$item['path'] = $node->getData('path');
$item['cls'] = 'folder ' . ($node->getIsActive() ? 'active-category' : 'no-active-category');
$item['allowDrop'] = false;
$item['allowDrag'] = false;
if (in_array($node->getId(), $this->getCategoryIds())) {
$this->setExpandedPath($node->getData('path'));
$item['checked'] = true;
}
if ($node->getLevel() < 2) {
$this->setExpandedPath($node->getData('path'));
}
if ($node->hasChildren()) {
$item['children'] = [];
foreach ($node->getChildren() as $child) {
$item['children'][] = $this->_getNodeJson($child, $level + 1);
}
}
if (empty($item['children']) && (int) $node->getChildrenCount() > 0) {
$item['children'] = [];
}
$item['expanded'] = in_array($node->getId(), $this->getExpandedPath());
return $item;
}
/**
* Convert categories tree to array recursively
*
* @param \Magento\Framework\Data\Tree\Node $node
* @return array
*/
protected function _getNodesArray($node)
{
$result = ['id' => (int) $node->getId(), 'parent_id' => (int) $node->getParentId(), 'children_count' => (int) $node->getChildrenCount(), 'is_active' => (bool) $node->getIsActive(), 'name' => $node->getName(), 'level' => (int) $node->getLevel(), 'product_count' => (int) $node->getProductCount()];
if ($node->getParentId() == Category::TREE_ROOT_ID && !in_array($result['id'], $this->_allowedCategoryIds)) {
$result['disabled'] = true;
}
if ($node->hasChildren()) {
$result['children'] = [];
foreach ($node->getChildren() as $childNode) {
$result['children'][] = $this->_getNodesArray($childNode);
}
}
$result['cls'] = ($result['is_active'] ? '' : 'no-') . 'active-category';
$result['expanded'] = !empty($result['children']);
return $result;
}
/**
* @param \Magento\Framework\Data\Tree\Node $node
* @param int $depth
* @param int $currentLevel
* @return \Magento\Catalog\Service\V1\Data\Eav\Category\Tree[]
*/
public function getTree($node, $depth = null, $currentLevel = 0)
{
$builder = $this->treeBuilderFactory->create();
$builder->setId($node->getId())->setParentId($node->getParentId())->setName($node->getName())->setPosition($node->getPosition())->setLevel($node->getLevel())->setActive($node->getIsActive())->setProductCount($node->getProductCount())->setChildren([]);
if ($node->hasChildren()) {
$children = array();
foreach ($node->getChildren() as $child) {
if (!is_null($depth) && $depth <= $currentLevel) {
break;
}
$children[] = $this->getTree($child, $depth, $currentLevel + 1);
}
$builder->setChildren($children);
}
return $builder->create();
}