Function xmlNewTextWriterTree

ThirdParty/libxml2/vtklibxml2/xmlwriter.c:411–457

* xmlNewTextWriterTree: * @doc: xmlDocPtr * @node: xmlNodePtr or NULL for doc->children * @compression: compress the output? * * Create a new xmlNewTextWriter structure with @doc as output * starting at @node * * Returns the new xmlTextWriterPtr or NULL in case of error */

 * Returns the new xmlTextWriterPtr or NULL in case of error
 */
xmlTextWriterPtr
xmlNewTextWriterTree(xmlDocPtr doc, xmlNodePtr node, int compression)
{
    xmlTextWriterPtr ret;
    xmlSAXHandler saxHandler;
    xmlParserCtxtPtr ctxt;

    if (doc == NULL) {
        xmlWriterErrMsg(NULL, XML_ERR_INTERNAL_ERROR,
                        "xmlNewTextWriterTree : invalid document tree!\n");
        return NULL;
    }

    memset(&saxHandler, '\0', sizeof(saxHandler));
    xmlSAX2InitDefaultSAXHandler(&saxHandler, 1);
    saxHandler.startDocument = xmlTextWriterStartDocumentCallback;
    saxHandler.startElement = xmlSAX2StartElement;
    saxHandler.endElement = xmlSAX2EndElement;

    ctxt = xmlCreatePushParserCtxt(&saxHandler, NULL, NULL, 0, NULL);
    if (ctxt == NULL) {
        xmlWriterErrMsg(NULL, XML_ERR_INTERNAL_ERROR,
                        "xmlNewTextWriterDoc : error at xmlCreatePushParserCtxt!\n");
        return NULL;
    }
    /*
     * For some reason this seems to completely break if node names
     * are interned.
     */
    ctxt->dictNames = 0;

    ret = xmlNewTextWriterPushParser(ctxt, compression);
    if (ret == NULL) {
        xmlFreeParserCtxt(ctxt);
        xmlWriterErrMsg(NULL, XML_ERR_INTERNAL_ERROR,
                        "xmlNewTextWriterDoc : error at xmlNewTextWriterPushParser!\n");
        return NULL;
    }

    ctxt->myDoc = doc;
    ctxt->node = node;
    ret->no_doc_free = 1;

    xmlSetDocCompressMode(doc, compression);

    return ret;
}

/**
 * xmlFreeTextWriter: