/**
* Serialises an xmlNode to a string
*
* @param log Log context
* @param node Input XML node to be serialised
*
* @return Returns a pointer to a new buffer containing the serialised data. This buffer must be freed
* after usage
*/
char *xmlNodeToString(LogContext *log, xmlNode *node) {
xmlBuffer *buf = NULL;
xmlSaveCtxt *serctx = NULL;
char *ret = NULL;
if( node == NULL ) {
writelog(log, LOG_ALERT, "xmlNodeToString: Input data is NULL");
return NULL;
}
buf = xmlBufferCreate();
assert( buf != NULL );
serctx = xmlSaveToBuffer(buf, "UTF-8", XML_SAVE_NO_EMPTY|XML_SAVE_NO_DECL);
assert( serctx != NULL );
if( xmlSaveTree(serctx, node) < 0 ) {
writelog(log, LOG_ALERT, "xmlNodeToString: Failed to serialise xmlNode");
return NULL;
}
xmlSaveClose(serctx);
ret = strdup_nullsafe((char *) xmlBufferContent(buf));
xmlBufferFree(buf);
return ret;
}
/***********************************************
* 生成XML的字符串 *
* 成功返回XML的字符串 *
* 失败则返回NULL *
* doc用完已自动清空 *
***********************************************/
byte * generateXmlBuffer(xmlDocPtr doc)
{
static byte szBuf[2048];
byte * buffer;
xmlBufferPtr buf = NULL;
xmlSaveCtxtPtr ctxt = NULL;
LIBXML_TEST_VERSION;
if(doc == NULL) {
ErrorLog(ERROR, "doc is null");
printf("doc is null");
return NULL;
}
buf = xmlBufferCreate();
ctxt = xmlSaveToBuffer(buf, "UTF-8", 1);
xmlSaveDoc(ctxt, doc);
xmlSaveClose(ctxt);
memset(szBuf, 0x00, sizeof(szBuf));
buffer = u2g(buf->content);
sprintf(szBuf, "%s",buffer );
buf->content = NULL;
xmlBufferFree(buf);
xmlFreeDoc(doc);
xmlCleanupParser();
free(buffer);
return szBuf;
}
int lpc2xml_convert_string(lpc2xml_context* context, char **content) {
int ret = -1;
xmlBufferPtr buffer = xmlBufferCreate();
xmlSaveCtxtPtr save_ctx;
lpc2xml_context_clear_logs(context);
xmlSetGenericErrorFunc(context, lpc2xml_genericxml_error);
save_ctx = xmlSaveToBuffer(buffer, "UTF-8", XML_SAVE_FORMAT);
if(save_ctx != NULL) {
ret = internal_convert_lpc2xml(context);
if(ret == 0) {
ret = xmlSaveDoc(save_ctx, context->doc);
if(ret != 0) {
lpc2xml_log(context, LPC2XML_ERROR, "Can't save document");
lpc2xml_log(context, LPC2XML_ERROR, "%s", context->errorBuffer);
}
}
xmlSaveClose(save_ctx);
} else {
lpc2xml_log(context, LPC2XML_ERROR, "Can't initialize internal buffer");
lpc2xml_log(context, LPC2XML_ERROR, "%s", context->errorBuffer);
}
if(ret == 0) {
#if LIBXML_VERSION >= 20800
*content = (char *)xmlBufferDetach(buffer);
#else
*content = strdup((const char *)xmlBufferContent(buffer));
#endif
}
xmlBufferFree(buffer);
return ret;
}
const std::string queryResult::to_xml()
{
xmlDocPtr doc;
xmlNodePtr root;
int rc;
std::string returnValue;
doc = xmlNewDoc(BAD_CAST "1.0");
root = xmlNewNode(NULL, BAD_CAST "result");
std::stringstream temp;
temp << size();
xmlNewProp(root, BAD_CAST "count", BAD_CAST temp.str().c_str());
if(__code != 0) {
temp.str("");
temp << __code;
xmlNewProp(root, BAD_CAST "ocicode", BAD_CAST temp.str().c_str());
}
if(__info.length()) {
xmlNewProp(root, BAD_CAST "ociinfo", BAD_CAST __info.c_str());
}
xmlDocSetRootElement(doc, root);
for(int i=0; i<size(); ++i) {
xmlNodePtr branch = xmlNewChild(root, NULL, BAD_CAST "branch", NULL);
std::multimap<std::string, std::string>::iterator it, iend = at(i).end();
for(it=at(i).begin(); it!=iend; ++it) {
xmlNodePtr child = xmlNewChild(branch, NULL, BAD_CAST it->first.c_str(), BAD_CAST it->second.c_str());
}
}
xmlNodePtr bind = xmlNewChild(root, NULL, BAD_CAST "bind", NULL);
std::map<std::string, std::pair<std::string, bool> >::iterator j, jend = __bindouts.end();
for(j = __bindouts.begin(); j != jend; ++j) {
if(j->second.second == true)
continue;
xmlNodePtr child = xmlNewChild(bind, NULL, BAD_CAST j->first.c_str(), BAD_CAST j->second.first.c_str());
}
xmlBufferPtr buf = xmlBufferCreate();
xmlSaveCtxtPtr sav = xmlSaveToBuffer(buf, "UTF-8", XML_SAVE_FORMAT | XML_SAVE_NO_EMPTY);
xmlSaveDoc(sav, doc);
xmlSaveClose(sav);
returnValue = (char*)buf->content;
xmlBufferFree(buf);
xmlFreeDoc(doc);
return returnValue;
}
bool CXmlTree::WriteXmlFileToString(cvs::string& string) const
{
xmlBufferPtr buffer = xmlBufferCreate();
if(!buffer)
return false;
xmlSaveCtxtPtr save = xmlSaveToBuffer(buffer, NULL, 0);
if(!save)
{
xmlBufferFree(buffer);
return false;
}
xmlSaveDoc(save, m_doc);
xmlSaveFlush(save);
xmlSaveClose(save);
string = (const char*)xmlBufferContent(buffer);
xmlBufferFree(buffer);
return true;
}
const std::string XMLDocument::dumpHTML(bool indent) const
{
xmlBuffer * buffer = xmlBufferCreate();
int ret;
int options = XML_SAVE_AS_HTML;
if (indent)
{
options |= XML_SAVE_FORMAT;
}
xmlThrDefIndentTreeOutput(1);
xmlSaveCtxtPtr ctxt = xmlSaveToBuffer(buffer, 0, options);
ret = xmlSaveDoc(ctxt, document);
xmlSaveFlush(ctxt);
xmlSaveClose(ctxt);
std::string str((const char *)xmlBufferDetach(buffer));
xmlBufferFree(buffer);
return str;
}
// -------------------------------------------------------------
const char* Webpage::getNodeAsString(string exp)
{
xmlXPathObjectPtr obj = xpath(exp);
xmlNodeSetPtr nodeset = obj->nodesetval;
if(nodeset && nodeset->nodeNr>0)
{
xmlBufferPtr buf = xmlBufferCreate();
xmlSaveCtxtPtr savectx = xmlSaveToBuffer(buf, 0, XML_SAVE_FORMAT);
xmlNodePtr node = nodeset->nodeTab[0];
if (savectx)
{
xmlSaveTree(savectx, node);
xmlSaveClose(savectx);
}
return (const char*)xmlBufferContent(buf);
}
else
{
cout << "no node found" << endl;
return "";
}
}
