-/* $Id: router_flexml.cpp,v 1.1 2005-10-26 14:12:00 marc Exp $
+/* $Id: router_flexml.cpp,v 1.3 2005-11-14 23:35:22 adam Exp $
Copyright (c) 2005, Index Data.
%LICENSE%
*/
+#include "config.hpp"
#include "router_flexml.hpp"
+#include <iostream>
+#include <map>
+#include <list>
+
+#include <boost/shared_ptr.hpp>
+
+#include <libxml/xmlversion.h>
+#include <libxml/parser.h>
+#include <libxml/tree.h>
+
+namespace yp2 {
+ class RouterFleXML::Rep {
+ friend class RouterFleXML;
+ Rep();
+
+
+ typedef std::map<std::string, boost::shared_ptr<const yp2::filter::Base> >
+ IdFilterMap ;
+ typedef std::list<std::string> FilterIdList;
+ typedef std::map<std::string, FilterIdList > IdRouteMap ;
+
+
+ std::string m_xmlconf;
+ bool m_xinclude;
+ xmlDoc * m_xmlconf_doc;
+ IdFilterMap m_id_filter_map;
+ FilterIdList m_filter_id_list;
+ IdRouteMap m_id_route_map;
+ void xml_dom_error (const xmlNode* node, std::string msg)
+ {
+ std::cerr << "ERROR: " << msg << " <"
+ << node->name << ">"
+ << std::endl;
+ }
+
+ void create_filter(std::string type,
+ const xmlDoc * xmldoc,
+ std::string id = "")
+ {
+ std::cout << "Created Filter type='" << type
+ << "' id='" << id << "'" << std::endl;
+ }
+
+ void parse_xml_config_dom() {
+
+ if (!m_xmlconf_doc){
+ std::cerr << "XML configuration DOM pointer empty" << std::endl;
+ }
+
+ const xmlNode* root = xmlDocGetRootElement(m_xmlconf_doc);
+
+ if ((std::string((const char *) root->name) != "yp2")
+ || (std::string((const char *)(root->ns->href))
+ != "http://indexdata.dk/yp2/config/1")
+ )
+ xml_dom_error(root,
+ "expected <yp2 xmlns=\"http://indexdata.dk/yp2/config/1\">, got ");
+
+
+ for (const struct _xmlAttr *attr = root->properties; attr; attr = attr->next)
+ {
+ if (std::string((const char *)attr->name) == "xmlns")
+ {
+ const xmlNode *val = attr->children;
+ if (std::string((const char *)val->content)
+ != "http://indexdata.dk/yp2/config/1")
+ xml_dom_error(root,
+ "expected xmlns=\"http://indexdata.dk/yp2/config/1\", got ");
+ }
+ }
+ std::cout << "processing /yp2" << std::endl;
+
+ // process <start> node which is expected first element node
+ const xmlNode* node = jump_to_children(root, XML_ELEMENT_NODE);
+ //for (; node && node->type != XML_ELEMENT_NODE; node = node->next)
+ // ;
+
+ check_node_name(node, "start");
+ std::cout << "processing /yp2/start" << std::endl;
+
+ // process <filters> node which is expected second element node
+ node = jump_to_next(node, XML_ELEMENT_NODE);
+ check_node_name(node, "filters");
+ std::cout << "processing /yp2/filters" << std::endl;
+
+ // process <filter> nodes in next level
+ const xmlNode* node2 = jump_to_children(node, XML_ELEMENT_NODE);
+ check_node_name(node2, "filter");
+
+ unsigned int filter_nr = 0;
+ while(node2 && std::string((const char *)node2->name) == "filter"){
+ filter_nr++;
+ std::cout << "processing /yp2/filters/filter["
+ << filter_nr << "]" << std::endl;
+ node2 = jump_to_next(node2, XML_ELEMENT_NODE);
+ }
+
+ // process <routes> node which is expected third element node
+ node = jump_to_next(node, XML_ELEMENT_NODE);
+ check_node_name(node, "routes");
+ std::cout << "processing /yp2/routes" << std::endl;
+
+ // process <route> nodes in next level
+ node2 = jump_to_children(node, XML_ELEMENT_NODE);
+ check_node_name(node2, "route");
+
+ unsigned int route_nr = 0;
+ while(node2 && std::string((const char *)node2->name) == "route"){
+ route_nr++;
+ std::cout << "processing /yp2/routes/route["
+ << route_nr << "]" << std::endl;
+
+ // process <filter> nodes in third level
+ const xmlNode* node3
+ = jump_to_children(node2, XML_ELEMENT_NODE);
+ check_node_name(node3, "filter");
+
+ unsigned int filter3_nr = 0;
+ while(node3 && std::string((const char *)node3->name) == "filter"){
+ filter3_nr++;
+
+ std::cout << "processing /yp2/routes/route["
+ << route_nr << "]/filter["
+ << filter3_nr << "]" << std::endl;
+
+ node3 = jump_to_next(node3, XML_ELEMENT_NODE);
+
+ }
+ node2 = jump_to_next(node2, XML_ELEMENT_NODE);
+ }
+
+
+ }
+
+
+ const xmlNode* jump_to(const xmlNode* node, int xml_node_type){
+ for (; node && node->type != xml_node_type; node = node->next)
+ ;
+ return node;
+ }
+
+ const xmlNode* jump_to_next(const xmlNode* node, int xml_node_type){
+ node = node->next;
+ for (; node && node->type != xml_node_type; node = node->next)
+ ;
+ return node;
+ }
+
+ const xmlNode* jump_to_children(const xmlNode* node, int xml_node_type){
+ node = node->children;
+ for (; node && node->type != xml_node_type; node = node->next)
+ ;
+ return node;
+ }
+
+ void check_node_name(const xmlNode* node, std::string name){
+ if (std::string((const char *)node->name)
+ != name)
+ xml_dom_error(node, "expected <" + name + ">, got ");
+ }
+ };
+}
+
+
+yp2::RouterFleXML::Rep::Rep() : m_xmlconf(""), m_xinclude(false), m_xmlconf_doc(0)
+{
+}
+
+yp2::RouterFleXML::RouterFleXML(std::string xmlconf)
+ : m_p(new Rep)
+{
+ LIBXML_TEST_VERSION;
+
+ m_p->m_xmlconf = xmlconf;
+
+ m_p->m_xmlconf_doc = xmlParseMemory(m_p->m_xmlconf.c_str(), m_p->m_xmlconf.size());
+
+ m_p->parse_xml_config_dom();
+}
+
+yp2::RouterFleXML::~RouterFleXML()
+{
+ xmlFreeDoc(m_p->m_xmlconf_doc);
+}
+
+const yp2::filter::Base *
+yp2::RouterFleXML::move(const yp2::filter::Base *filter,
+ const yp2::Package *package) const
+{
+ return 0;
+}
+
/*