lib/components/db/behaviors/ActiveTaxonomy.php
public function _currentTaxonomies()
    {
        if (is_null($this->_current_taxonomy_id)) {
            $taxonomyClass = Yii::$app->classes[$this->viaModelClass];
            $taxonomies = $taxonomyClass::find()->where([$this->relationKey => $this->owner->primaryKey])->select('taxonomy_id')->column();
            $this->_current_taxonomy_id = array_combine($taxonomies, $taxonomies);
        }

        return $this->_current_taxonomy_id;
    }
public function _currentTaxonomies()
    {
        if (is_null($this->_current_taxonomy_id)) {
            $taxonomyClass = Yii::$app->classes[$this->viaModelClass];
            $taxonomies = $taxonomyClass::find()->where([$this->relationKey => $this->owner->primaryKey])->select('taxonomy_id')->column();
            $this->_current_taxonomy_id = array_combine($taxonomies, $taxonomies);
        }

        return $this->_current_taxonomy_id;
    }
[[@doctodo method_description:_currentTaxonomies]].

@return [[@doctodo return_type:_currentTaxonomies]] [[@doctodo return_description:_currentTaxonomies]]