std::auto_ptr<document> dom_parser::parse_url(const std::string& url, const std::string& proxy)
{
set_global_variables global_variables;
// Create a libxml2 parser context for parsing the xml string.
if (url.empty())
{
throw dom_error("fail to parse remote xml: URL is null");
}
// Set the HTTP proxy URL.
set_nano_http_proxy set_proxy(proxy);
// Create a libxml2 parser context for parsing the URL.
dom_parser_context_wrapper context( xmlCreateURLParserCtxt(url.c_str(), 0) );
if (context.get() == 0)
{
throw dom_error("Fail to parse remote xml: unable to create libxml2 parser context");
}
// Parse remote xml under the constructed parser context.
xmlDoc* px = parse_in_context(context.get());
assert(px != 0);
return std::auto_ptr<document>(new document(px));
}
/* call-seq:
* XML::Parser::Context.file(file) -> XML::Parser::Context
*
* Creates a new parser context based on the specified file or uri.
*
* Parameters:
*
* file - A filename or uri.
*/
static VALUE rxml_parser_context_file(VALUE klass, VALUE file)
{
xmlParserCtxtPtr ctxt = xmlCreateURLParserCtxt(StringValuePtr(file), 0);
return rxml_parser_context_wrap(ctxt);
}
void
xml_tree_model_add_file ( xmlTreeModel *model,
gchar *filename)
{
g_return_if_fail (XML_IS_TREE_MODEL(model));
g_return_if_fail (filename != NULL);
GtkTreeIter iter;
xsltStylesheetPtr xsldoc;
xmlDocPtr xmldoc = NULL;
xmlNodePtr cur;
model->parser = xmlCreateURLParserCtxt (filename,
XML_PARSE_RECOVER);// |
//XML_PARSE_DTDVALID);
g_return_if_fail(model->parser != NULL);
int record_info = 1;
xmlSetFeature(model->parser, "gather line info", &record_info);
xmlParseDocument(model->parser);
glong bytes = xmlByteConsumed(model->parser);
model->valid = (model->parser->valid == 0) ? FALSE : TRUE;
xmldoc = model->parser->myDoc;
g_return_if_fail (xmldoc != NULL);
model->offset = get_offset(xmldoc, filename);
gint i;
xmlParserNodeInfoPtr node;
for(i = 0; i < model->parser->node_seq.length; ++i) {
node = &model->parser->node_seq.buffer[i];
model->nodeinfo = g_list_append(model->nodeinfo, node);
}
model->nodeinfo = g_list_sort(model->nodeinfo, compare_node_func);
cur = xmlDocGetRootElement(xmldoc);
if ((IS_XSLT_ELEM(cur)) &&
((IS_XSLT_NAME(cur, "stylesheet")) ||
(IS_XSLT_NAME(cur, "transform")))) {
xsldoc = xsltParseStylesheetDoc(xmldoc);
} else {
xsldoc = NULL;
}
if(model->xsldoc != NULL) {
xsltFreeStylesheet(model->xsldoc);
model->xmldoc = NULL;
}
if(model->xmldoc)
xmlFreeDoc(model->xmldoc);
model->xmldoc = xmldoc;
model->xsldoc = xsldoc;
model->filename = filename;
model->stamp = g_random_int(); /* Random int to check whether an iter belongs to our model */
gtk_tree_model_get_iter_first(GTK_TREE_MODEL(model), &iter);
gtk_tree_model_row_changed(GTK_TREE_MODEL(model),gtk_tree_path_new_first(), &iter);
g_signal_emit(model, xml_tree_model_signals[XML_TREE_MODEL_CHANGED],0,NULL);
//xmlFreeParserCtxt(model->parser);
}