public static function queryByFeatured( $config = [] ) {

		$ignoreSite	= isset( $config[ 'ignoreSite' ] ) ? $config[ 'ignoreSite' ] : false;
		$limit		= isset( $config[ 'limit' ] ) ? $config[ 'limit' ] : 10;
		$query		= null;

		if( static::isMultiSite() && !$ignoreSite ) {

			$siteId	= isset( $config[ 'siteId' ] ) ? $config[ 'siteId' ] : Yii::$app->core->siteId;

			$query = static::find()->where( 'featured=:featured AND siteId=:siteId', [ ':featured' => true, ':siteId' => $siteId ] );
		}
		else {

			$query = static::find()->where( 'featured=:featured', [ ':featured' => true ] );
		}

		$query->limit( $limit );

		return $query;
	}