Exemplo n.º 1
0
func (xmlNode *XmlNode) addPreviousSibling(node Node) (err error) {
	nodeType := node.NodeType()
	if nodeType == XML_DOCUMENT_NODE || nodeType == XML_HTML_DOCUMENT_NODE {
		err = ERR_CANNOT_MAKE_DUCMENT_AS_CHILD
		return
	}
	nodePtr := node.NodePtr()
	if xmlNode.NodePtr() == nodePtr {
		return
	}
	ret := xmlNode.isAccestor(nodePtr)
	if ret < 0 {
		return
	} else if ret == 0 {
		if !xmlNode.Document.RemoveUnlinkedNode(nodePtr) {
			C.xmlUnlinkNodeWithCheck((*C.xmlNode)(nodePtr))
		}
		C.xmlAddPrevSibling(xmlNode.Ptr, (*C.xmlNode)(nodePtr))
	} else if ret > 0 {
		node.Remove()
	}
	/*
		childPtr := C.xmlAddPrevSibling(xmlNode.Ptr, (*C.xmlNode)(nodePtr))
		if nodeType == XML_TEXT_NODE && childPtr != (*C.xmlNode)(nodePtr) {
			//check the retured pointer
			//if it is not the text node just added, it means that the text node is freed because it has merged into other nodes
			//then we should invalid this node, because we do not want to have a dangling pointer
			//xmlNode.Document.AddUnlinkedNode(unsafe.Pointer(nodePtr))
		}
	*/
	return
}
Exemplo n.º 2
0
// CreateElementNS Create an element with the given namespace
func (xp *Xp) createElementNS(prefix, element string, context *C.xmlNode, before *C.xmlNode) (newcontext *C.xmlNode) {

	ns := C.xmlNewNs(nil, namespaces[prefix].ns_uri, namespaces[prefix].prefix) // candidate for cache ...
	if ns == nil {
		panic("ns is nil")
	}
	celement := unsafe.Pointer(C.CString(element))
	newelement := C.xmlNewDocNode(xp.doc, ns, (*C.xmlChar)(celement), nil)
	C.free(celement)

	if before != nil {
		newcontext = C.xmlAddPrevSibling(before, newelement)
	} else {
		if context == nil {
			context = C.xmlDocGetRootElement(xp.doc)
		}
		newcontext = C.xmlAddChild(context, newelement)
	}
	return
}
Exemplo n.º 3
0
func (xmlNode *XmlNode) addPreviousSibling(node Node) (err error) {
	nodeType := node.NodeType()
	if nodeType == XML_DOCUMENT_NODE || nodeType == XML_HTML_DOCUMENT_NODE {
		err = ERR_CANNOT_MAKE_DUCMENT_AS_CHILD
		return
	}
	nodePtr := node.NodePtr()
	if xmlNode.NodePtr() == nodePtr {
		return
	}
	ret := xmlNode.isAccestor(nodePtr)
	if ret < 0 {
		return
	} else if ret == 0 {
		if !xmlNode.Document.RemoveUnlinkedNode(nodePtr) {
			C.xmlUnlinkNodeWithCheck((*C.xmlNode)(nodePtr))
		}
		C.xmlAddPrevSibling(xmlNode.Ptr, (*C.xmlNode)(nodePtr))
	} else if ret > 0 {
		node.Remove()
	}
	return
}
Exemplo n.º 4
0
// xmlAddPrevSibling
func (cur *Node) AddPrevSibling(elem Node) *Node {
	return makeNode(C.xmlAddPrevSibling(cur.Ptr, elem.Ptr))
}