/**
* @return string
*/
public function run()
{
parent::run();
if (null === $this->rootCategory) {
return '';
}
$cacheKey = $this->className() . ':' . implode('_', [$this->viewFile, $this->rootCategory, null === $this->depth ? 'null' : intval($this->depth), intval($this->includeRoot), intval($this->fetchModels), intval($this->onlyNonEmpty), implode(',', $this->excludedCategories), \Yii::$app->request->url]) . ':' . json_encode($this->additional);
if (false !== ($cache = \Yii::$app->cache->get($cacheKey))) {
return $cache;
}
/** @var array|Category[] $tree */
$tree = Category::getMenuItems(intval($this->rootCategory), $this->depth, boolval($this->fetchModels));
if (true === $this->includeRoot) {
if (null !== ($_root = Category::findById(intval($this->rootCategory)))) {
$tree = [['label' => $_root->name, 'url' => Url::toRoute(['@category', 'category_group_id' => $_root->category_group_id, 'last_category_id' => $_root->id]), 'id' => $_root->id, 'model' => $this->fetchModels ? $_root : null, 'items' => $tree]];
}
}
if (true === $this->onlyNonEmpty) {
$_sq1 = (new Query())->select('main_category_id')->distinct()->from(Product::tableName());
$_sq2 = (new Query())->select('category_id')->distinct()->from('{{%product_category}}');
$_query = (new Query())->select('id')->from(Category::tableName())->andWhere(['not in', 'id', $_sq1])->andWhere(['not in', 'id', $_sq2])->all();
$this->excludedCategories = array_merge($this->excludedCategories, array_column($_query, 'id'));
}
$tree = $this->filterTree($tree);
$cache = $this->render($this->viewFile, ['tree' => $tree, 'fetchModels' => $this->fetchModels, 'additional' => $this->additional, 'activeClass' => $this->activeClass, 'activateParents' => $this->activateParents]);
\Yii::$app->cache->set($cacheKey, $cache, 0, new TagDependency(['tags' => [ActiveRecordHelper::getCommonTag(Category::className()), ActiveRecordHelper::getCommonTag(Product::className())]]));
return $cache;
}
