public static function GetTree()
{
$blnCache = false;
$arrFormattedParseTree = false;
// Since the result of Category::parseTree depends on the language we
// need one cache entry per language.
$cacheKey = self::PARSE_TREE_CACHE_ID . '::' . Yii::app()->getLanguage();
if (isset(Yii::app()->cache)) {
$blnCache = true;
$arrFormattedParseTree = Yii::app()->cache->get($cacheKey);
}
if ($arrFormattedParseTree === false) {
$criteria = new CDbCriteria();
$criteria->alias = 'Category';
$criteria->order = 'menu_position';
$criteria->index = 'id';
$arrCategories = Category::model()->findAll($criteria);
$arrCategoriesChildren = self::_getCategoriesChildren($arrCategories);
$arrFormattedParseTree = Category::parseTree($arrCategories, $arrCategoriesChildren, array('Category', 'formatForCMenuAndCTreeView'));
if ($blnCache) {
Yii::app()->cache->set($cacheKey, $arrFormattedParseTree, self::PARSE_TREE_CACHE_TIME);
}
}
return $arrFormattedParseTree;
}
