/**
* Replaces a node with another
* @param Object The new node
* @param Object The old node
* @return Object The new node
*/
function &replaceChild(&$newChild, &$oldChild)
{
if ($this->documentElement != null && $oldChild->uid == $this->documentElement->uid) {
if ($node->nodeType == DOMIT_ELEMENT_NODE) {
//replace documentElement with new node
$this->setDocumentElement($newChild);
} else {
DOMIT_DOMException::raiseException(DOMIT_HIERARCHY_REQUEST_ERR, 'Cannot replace Document Element with a node of class ' . get_class($newChild));
}
} else {
if ($node->nodeType == DOMIT_ELEMENT_NODE) {
if ($this->documentElement != null) {
DOMIT_DOMException::raiseException(DOMIT_HIERARCHY_REQUEST_ERR, 'Cannot have more than one root node (documentElement) in a DOMIT_Document.');
} else {
parent::replaceChild($newChild, $oldChild);
}
} else {
DOMIT_DOMException::raiseException(DOMIT_HIERARCHY_REQUEST_ERR, 'Nodes of class ' . get_class($newChild) . ' cannot be children of a DOMIT_Document.');
}
}
return $newChild;
}
/**
* Replaces a node with another
* @param Object The new node
* @param Object The old node
* @return Object The new node
*/
function &replaceChild(&$newChild, &$oldChild)
{
if ($this->nodeType == DOMIT_DOCUMENT_FRAGMENT_NODE) {
$total = $newChild->childCount;
if ($total > 0) {
$newRef =& $newChild->lastChild;
$this->replaceChild($newRef, $oldChild);
for ($i = 0; $i < $total - 1; $i++) {
$currChild =& $newChild->childNodes[$i];
parent::insertBefore($currChild, $newRef);
}
}
} else {
if ($this->documentElement != null && $oldChild->uid == $this->documentElement->uid) {
if ($newChild->nodeType == DOMIT_ELEMENT_NODE) {
//replace documentElement with new node
$this->setDocumentElement($newChild);
} else {
DOMIT_DOMException::raiseException(DOMIT_HIERARCHY_REQUEST_ERR, 'Cannot replace Document Element with a node of class ' . get_class($newChild));
}
} else {
switch ($newChild->nodeType) {
case DOMIT_ELEMENT_NODE:
if ($this->documentElement != null) {
DOMIT_DOMException::raiseException(DOMIT_HIERARCHY_REQUEST_ERR, 'Cannot have more than one root node (documentElement) in a DOMIT_Document.');
} else {
parent::replaceChild($newChild, $oldChild);
}
break;
case DOMIT_PROCESSING_INSTRUCTION_NODE:
case DOMIT_COMMENT_NODE:
parent::replaceChild($newChild, $oldChild);
break;
case DOMIT_DOCUMENT_TYPE_NODE:
if ($this->doctype != null) {
if ($this->doctype->uid == $oldchild->uid) {
parent::replaceChild($newChild, $oldChild);
} else {
DOMIT_DOMException::raiseException(DOMIT_HIERARCHY_REQUEST_ERR, 'Cannot have more than one doctype node in a DOMIT_Document.');
}
} else {
parent::replaceChild($newChild, $oldChild);
}
break;
default:
DOMIT_DOMException::raiseException(DOMIT_HIERARCHY_REQUEST_ERR, 'Nodes of class ' . get_class($newChild) . ' cannot be children of a DOMIT_Document.');
}
}
}
return $newChild;
}
