protected function printCategoryChildrenOpt(Mage_Catalog_Model_Category $category)
{
/**
* @var $child Mage_Catalog_Model_Category
*/
$children = $category->getChildrenCategories();
foreach ($children as $child) {
echo "<p> <b>Child cat#{$child->getId()} </b>:: {$child->getName()}</p>";
}
}
/**
* Get data array for building filter items
*
* @return array
*/
protected function _getItemsData()
{
$key = $this->getLayer()->getStateKey() . '_' . $this->_requestVar;
$data = $this->getLayer()->getAggregator()->getCacheData($key);
if ($data === null) {
// load children for root category or current selected category for this filter
$categories = $this->_appliedCategory instanceof Mage_Catalog_Model_Category ? $this->_appliedCategory->getChildrenCategories() : $this->_rootCategory->getChildrenCategories();
$this->getLayer()->getProductCollection()->addCountToCategories($categories);
$data = array();
foreach ($categories as $category) {
/** @var $category Mage_Catalog_Model_Categeory */
if ($category->getIsActive() && $category->getProductCount()) {
$data[] = array('label' => Mage::helper('core')->escapeHtml($category->getName()), 'value' => $category->getId(), 'count' => $category->getProductCount());
}
}
$tags = $this->getLayer()->getStateTags();
$this->getLayer()->getAggregator()->saveCacheData($data, $key, $tags);
}
return $data;
}
/**
* Recursively returns a value / label array of all active categories
* @param Mage_Catalog_Model_Category $category
* @param String $parentname
* @return array
*/
private function getChildCategories($category, $parentname = '')
{
//category not active - skip it
if (!$category->getIsActive()) {
return '';
}
//array containing all the categories to return
$ret = array();
/* Add the current category to return array
* Root categories shouldn't be selected
*/
if ($category->getLevel() > 1) {
$ret[$category->getID()] = $category->getName() . $parentname;
}
// get all children
if (Mage::helper('catalog/category_flat')->isEnabled()) {
$children = (array) $category->getChildrenNodes();
$childrenCount = count($children);
} else {
$children = $category->getChildrenCategories();
$childrenCount = $children->count();
}
$hasChildren = $children && $childrenCount;
// select active children
$activeChildren = array();
foreach ($children as $child) {
if ($child->getIsActive()) {
$activeChildren[] = $child;
}
}
$activeChildrenCount = count($activeChildren);
$hasActiveChildren = $activeChildrenCount > 0;
/**
* Use recursion to include all children categories too
*/
foreach ($activeChildren as $child) {
$childarray = $this->getChildCategories($child, " / " . $category->getName() . $parentname);
foreach ($childarray as $k => $v) {
$ret[$k] = $v;
}
}
return $ret;
}
/**
* Recursively returns a value / label array of all active categories
*
* @param Mage_Catalog_Model_Category $category
* @param String $parentname
* @return array
*/
private function getChildCategories($category, $parentname = '')
{
//category not active - skip it
if (!$category->getIsActive()) {
return '';
}
//array containing all the categories to return
$ret = array();
/* Add the current category to return array
* Root categories shouldn't be selected
*/
if ($category->getLevel() > 1) {
$ret[$category->getID()] = ltrim($parentname . " / " . $category->getName(), " / ");
}
// get all children
$children = $category->getChildrenCategories();
$childrenCount = $children->count();
$hasChildren = $children && $childrenCount;
// select active children
$activeChildren = array();
foreach ($children as $child) {
if ($child->getIsActive()) {
$activeChildren[] = $child;
}
}
$activeChildrenCount = count($activeChildren);
$hasActiveChildren = $activeChildrenCount > 0;
/**
* Use recursion to include all children categories too
*/
foreach ($activeChildren as $child) {
$childarray = $this->getChildCategories($child, $parentname . " / " . $category->getName());
foreach ($childarray as $k => $v) {
$ret[$k] = ltrim($v, " / ");
}
}
return $ret;
}
public function testGetChildrenCategoriesEmpty()
{
$this->_model->load(5);
$children = $this->_model->getChildrenCategories();
$this->assertEquals(0, count($children));
}
/**
* Returns list of subcategories recursively.
*
* @param Mage_Catalog_Model_Category $category
* @return mixed
*/
protected function getSubcategories(Mage_Catalog_Model_Category $category)
{
if (!isset($this->subcategories[$category->getId()])) {
$list = array();
$categories = $category->getChildrenCategories();
$this->getAllChildCategories($categories, $list);
$this->subcategories[$category->getId()] = $list;
}
return $this->subcategories[$category->getId()];
}
/**
*
*
* @param array $arr_cat
* @param Mage_Catalog_Model_Category $category
* @return array
*/
public static function getAllChildrenCategories(&$arr_cat, $category, $fl_include_cur_cat = true)
{
if (empty($arr_cat)) {
$arr_cat = array();
}
if (!empty($category)) {
if ($fl_include_cur_cat == true) {
$arr_cat[] = $category->getId();
}
$children_cat = $category->getChildrenCategories();
if (!empty($children_cat)) {
foreach ($children_cat as $cat) {
self::getAllChildrenCategories($arr_cat, $cat, $fl_include_cur_cat);
}
}
}
return $arr_cat;
}
