/**
* Copy $node before, into or after $targetNode
*
* @param NodeInterface $node the node to be copied
* @param NodeInterface $targetNode the target node to be copied "to", see $position
* @param string $position where the node should be added in relation to $targetNode (allowed: before, into, after)
* @param string $nodeName optional node name (if empty random node name will be generated)
* @return NodeInterface The copied node
* @throws NodeException
*/
public function copy(NodeInterface $node, NodeInterface $targetNode, $position, $nodeName = null)
{
if (!in_array($position, array('before', 'into', 'after'), true)) {
throw new NodeException('The position should be one of the following: "before", "into", "after".', 1346832303);
}
$nodeName = $this->nodeService->generateUniqueNodeName($this->getDesignatedParentNode($targetNode, $position)->getPath(), !empty($nodeName) ? $nodeName : null);
switch ($position) {
case 'before':
$copiedNode = $node->copyBefore($targetNode, $nodeName);
break;
case 'after':
$copiedNode = $node->copyAfter($targetNode, $nodeName);
break;
case 'into':
default:
$copiedNode = $node->copyInto($targetNode, $nodeName);
}
return $copiedNode;
}
