public function rules()
{
return ArrayHelper::merge(parent::rules(), [['section', 'integer'], ['created_at_from', 'integer'], ['created_at_to', 'integer'], ['updated_at_from', 'integer'], ['updated_at_to', 'integer'], ['auth_at_from', 'integer'], ['auth_at_to', 'integer'], ['has_image', 'integer'], ['q', 'string'], ['role', 'string']]);
}
