/**
* Tags relation
* @return static
*/
public function getTags()
{
return is_array($this->_tags) ? Tag::findAll(['id' => $this->_tags]) : $this->owner->hasMany(Tag::className(), ['id' => 'tag_id'])->viaTable(Tag::pivotTableName(), ['item_id' => 'id'], function ($query) {
/** @var $query ActiveQuery */
$query->andWhere(['item_class' => $query->modelClass]);
})->indexBy('id');
}
public function init()
{
parent::init();
$this->language or $this->language = Yii::$app->language;
$this->_tags = (new Query())->select('t.id, t.title, t.alias, t.language, count(t2m.item_id) AS weight')->from(Tag::tableName() . ' t')->innerJoin(Tag::pivotTableName() . ' t2m', 't.id=t2m.tag_id')->where(['t.language' => $this->language])->groupBy('t.id')->all();
shuffle($this->_tags);
}
