Add content method to node

Return the whole content of a node, not just the text

clib/clib.go

@@ -35,6 +35,7 @@ package clib
 #include <libxml/c14n.h>
 #include <libxml/xmlschemas.h>
 #include <libxml/schemasInternals.h>
+#include <libxml/tree.h>
 
 static inline void MY_nilErrorHandler(void *ctx, const char *msg, ...) {}
 
@@ -897,6 +898,18 @@ func XMLNodeValue(n PtrSource) (string, error) {
 	return s, nil
 }
 
+func XMLNodeGetContent(n PtrSource) (string, error) {
+	nptr, err := validNodePtr(n)
+	if err != nil {
+		return "", err
+	}
+
+	xc := C.xmlNodeGetContent(nptr)
+	s := xmlCharToString(xc)
+	C.MY_xmlFree(unsafe.Pointer(xc))
+	return s, nil
+}
+
 func XMLAddChild(n PtrSource, child PtrSource) error {
 	nptr, err := validNodePtr(n)
 	if err != nil {

dom/node.go

@@ -38,6 +38,14 @@ func (n *XMLNode) String() string {
 	return n.ToString(0, false)
 }
 
+func (n *XMLNode) Content() string {
+	s, err := clib.XMLNodeGetContent(n)
+	if err != nil {
+		return ""
+	}
+	return s
+}
+
 // OwnerDocument returns the Document that this node belongs to
 func (n *XMLNode) OwnerDocument() (types.Document, error) {
 	ptr, err := clib.XMLOwnerDocument(n)

dom/node_document.go

@@ -131,6 +131,11 @@ func (d *Document) TextContent() string {
 	return clib.XMLTextContent(d)
 }
 
+// Content always returns an empty string for Document
+func (d *Document) Content() string {
+	return ""
+}
+
 // ToString is currently just an alias to Dump(false)
 func (d *Document) ToString(x int, b bool) string {
 	return d.Dump(b)

types/interface.go

@@ -103,6 +103,7 @@ type Node interface {
 	String() string
 	TextContent() string
 	ToString(int, bool) string
+	Content() string
 	Walk(func(Node) error) error
 
 	MakeMortal()