/**
* Get cache model
*
* @since 0.0.1
* @return {object}
*/
protected function getCacheTarget($type)
{
switch ($type) {
case static::TYPE_CATEGORY:
$cache_id = $this->category_id;
$classname = SiteCategory::classname();
break;
case static::TYPE_ARTICLE:
$cache_id = $this->article_id;
$classname = SiteArticle::classname();
break;
}
if (!$cache_id && $this->getOldAttribute('type') == $type) {
$cache_id = $this->getOldAttribute('target_id');
}
return $classname::findOne(['id' => $cache_id, 'site_id' => $this->site_id]);
}
/**
* Get its belongs category
*
* @since 0.0.1
* @return {object}
*/
public function getCategory()
{
return $this->hasOne(SiteCategory::classname(), ['id' => 'category_id']);
}
