/**
* Get XML Document root
* @param doc XML document
* @return XML root node
*/
WsXmlNodeH ws_xml_get_doc_root(WsXmlDocH doc)
{
WsXmlNodeH node = NULL;
if (doc != NULL)
node = xml_parser_get_root(doc);
return node;
}
int xml_parser_check_xpath(WsXmlDocH doc, const char *expression)
{
xmlXPathObject *obj;
xmlNodeSetPtr nodeset;
xmlXPathContextPtr ctxt;
xmlDocPtr d = (xmlDocPtr) doc->parserDoc;
int retval = 0;
ctxt = xmlXPathNewContext(d);
if (ctxt == NULL) {
error("failed while creating xpath context");
return 0;
}
register_namespaces(ctxt, doc, xml_parser_get_root(doc));
obj = xmlXPathEvalExpression(BAD_CAST expression, ctxt);
if (obj) {
nodeset = obj->nodesetval;
if (nodeset && nodeset->nodeNr > 0) {
int size = nodeset->nodeNr;
int i;
xmlNodePtr cur;
for(i = 0; i < size; ++i) {
if(nodeset->nodeTab[i]->type == XML_ELEMENT_NODE) {
cur = nodeset->nodeTab[i];
if(cur->ns) {
fprintf(stdout, "= element node \"%s:%s\"\n",
cur->ns->href, cur->name);
} else {
fprintf(stdout, "= element node \"%s\"\n",
cur->name);
}
}
}
retval = 1;
}
xmlXPathFreeContext(ctxt);
xmlXPathFreeObject(obj);
} else {
return 0;
}
return retval;
}
char *xml_parser_get_xpath_value(WsXmlDocH doc, const char *expression)
{
//int i;
char *result = NULL;
xmlXPathObject *obj;
xmlNodeSetPtr nodeset;
xmlXPathContextPtr ctxt;
xmlDocPtr d = (xmlDocPtr) doc->parserDoc;
WsXmlNodeH body;
ctxt = xmlXPathNewContext(d);
if (ctxt == NULL) {
error("failed while creating xpath context");
return NULL;
}
body = ws_xml_get_soap_body(doc);
register_namespaces(ctxt, doc, xml_parser_get_root(doc));
if (ws_xml_get_child(body, 0, NULL, NULL)) {
register_namespaces(ctxt, doc,
ws_xml_get_child(body, 0, NULL, NULL));
}
obj = xmlXPathEvalExpression(BAD_CAST expression, ctxt);
if (obj) {
nodeset = obj->nodesetval;
if (nodeset && nodeset->nodeNr > 0)
result = (char *) xmlNodeListGetString(d,
nodeset->
nodeTab[0]->
xmlChildrenNode,
1);
xmlXPathFreeContext(ctxt);
xmlXPathFreeObject(obj);
} else {
return NULL;
}
return result;
}
