/**
* @inheritdoc
*/
protected function search(ActiveQuery $query)
{
if ($this->model->hasAttribute($this->attr)) {
$table = $this->model->tableName();
$attr = $this->attr;
$query->andFilterWhere(["~*", "{{%{$table}}}.{{%{$attr}}}", preg_quote($this->model->{$this->attr})]);
}
}
