/**
* Recursively generates top menu html from data that is specified in $menuTree
*
* @param \Magento\Framework\Data\Tree\Node $menuTree
* @param string $childrenWrapClass
* @param int $limit
* @param array $colBrakes
* @return string
*
* @SuppressWarnings(PHPMD.CyclomaticComplexity)
* @SuppressWarnings(PHPMD.NPathComplexity)
*/
protected function _getHtml(\Magento\Framework\Data\Tree\Node $menuTree, $childrenWrapClass, $limit, $colBrakes = [])
{
$html = '';
$children = $menuTree->getChildren();
$parentLevel = $menuTree->getLevel();
$childLevel = $parentLevel === null ? 0 : $parentLevel + 1;
$counter = 1;
$itemPosition = 1;
$childrenCount = $children->count();
$parentPositionClass = $menuTree->getPositionClass();
$itemPositionClassPrefix = $parentPositionClass ? $parentPositionClass . '-' : 'nav-';
foreach ($children as $child) {
$child->setLevel($childLevel);
$child->setIsFirst($counter == 1);
$child->setIsLast($counter == $childrenCount);
$child->setPositionClass($itemPositionClassPrefix . $counter);
$outermostClassCode = '';
$outermostClass = $menuTree->getOutermostClass();
if ($childLevel == 0 && $outermostClass) {
$outermostClassCode = ' class="' . $outermostClass . '" ';
$child->setClass($outermostClass);
}
if (count($colBrakes) && $colBrakes[$counter]['colbrake']) {
$html .= '</ul></li><li class="column"><ul>';
}
$html .= '<li ' . $this->_getRenderedMenuItemAttributes($child) . '>';
$html .= '<a href="' . $child->getUrl() . '" ' . $outermostClassCode . '><span>' . $this->escapeHtml($child->getName()) . '</span></a>' . $this->_addSubMenu($child, $childLevel, $childrenWrapClass, $limit) . '</li>';
$itemPosition++;
$counter++;
}
if (count($colBrakes) && $limit) {
$html = '<li class="column"><ul>' . $html . '</ul></li>';
}
return $html;
}
/**
* Add child nodes
*
* @param array $children
* @param string $path
* @param Node $parentNode
* @param bool $withChildren
* @param int $level
* @return void
*/
protected function _addChildNodes($children, $path, $parentNode, $withChildren = false, $level = 0)
{
if (isset($children[$path])) {
foreach ($children[$path] as $child) {
$nodeId = isset($child[$this->_idField]) ? $child[$this->_idField] : false;
if ($parentNode && $nodeId && ($node = $parentNode->getChildren()->searchById($nodeId))) {
$node->addData($child);
} else {
$node = new Node($child, $this->_idField, $this, $parentNode);
$node->setLevel($node->getData($this->_levelField));
$node->setPathId($node->getData($this->_pathField));
$this->addNode($node, $parentNode);
}
if ($withChildren) {
$this->_loaded = false;
$node->loadChildren(1);
$this->_loaded = false;
}
if ($path) {
$childrenPath = explode('/', $path);
} else {
$childrenPath = array();
}
$childrenPath[] = $node->getId();
$childrenPath = implode('/', $childrenPath);
$this->_addChildNodes($children, $childrenPath, $node, $withChildren, $level + 1);
}
}
}
/**
* 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();
}
/**
* @param \Magento\Framework\Data\Tree\Node $node
* @param int $depth
* @param int $currentLevel
* @return \Magento\Catalog\Api\Data\CategoryTreeInterface[]|[]
*/
protected function getChildren($node, $depth, $currentLevel)
{
if ($node->hasChildren()) {
$children = [];
foreach ($node->getChildren() as $child) {
if ($depth !== null && $depth <= $currentLevel) {
break;
}
$children[] = $this->getTree($child, $depth, $currentLevel + 1);
}
return $children;
}
return [];
}
/**
* Get child categories
*
* @param \Magento\Framework\Data\Tree\Node $tree
* @param string $name
* @return mixed
*/
protected function findTreeChild($tree, $name)
{
$foundChild = null;
if ($name) {
foreach ($tree->getChildren() as $child) {
if ($child->getName() == $name) {
$foundChild = $child;
break;
}
}
}
return $foundChild;
}
/**
* @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;
}
