/** * Accept visitor. This element is not visited. * @param IdmlVisitor $visitor * @param int $depth */ public function accept(IdmlVisitor $visitor, $depth = 0) { $visitor->visitMedia($this, $depth); // There are not likely to be any children; i've left this here to be safe -bt foreach ($this->childrenElements as $child) { $child->accept($visitor, $depth + 1); } }