-/* $Id: filter_zeerex_explain.cpp,v 1.2 2007-01-05 12:26:50 marc Exp $
- Copyright (c) 2005-2006, Index Data.
+/* $Id: filter_zeerex_explain.cpp,v 1.4 2007-01-25 14:05:54 adam Exp $
+ Copyright (c) 2005-2007, Index Data.
See the LICENSE file for details
*/
#include <sstream>
#include <string>
#include <algorithm>
+#include <map>
namespace mp = metaproxy_1;
namespace mp_util = metaproxy_1::util;
class ZeeRexExplain::Impl {
public:
void configure(const xmlNode *xmlnode);
- void process(metaproxy_1::Package &package) const;
+ void process(metaproxy_1::Package &package);
private:
+ std::map<std::string, const xmlNode *> m_database_explain;
};
}
}
m_p->process(package);
}
-void yf::ZeeRexExplain::Impl::configure(const xmlNode *xmlnode)
+void yf::ZeeRexExplain::Impl::configure(const xmlNode *confignode)
{
+ const xmlNode * dbnode;
+
+ for (dbnode = confignode->children; dbnode; dbnode = dbnode->next){
+ if (dbnode->type != XML_ELEMENT_NODE)
+ continue;
+
+ std::string database;
+ mp::xml::check_element_mp(dbnode, "database");
+
+ for (struct _xmlAttr *attr = dbnode->properties;
+ attr; attr = attr->next){
+
+ mp::xml::check_attribute(attr, "", "name");
+ database = mp::xml::get_text(attr);
+
+ std::cout << database << "\n";
+
+ const xmlNode *explainnode;
+ for (explainnode = dbnode->children;
+ explainnode; explainnode = explainnode->next){
+ if (explainnode->type != XML_ELEMENT_NODE)
+ continue;
+ if (explainnode)
+ break;
+ }
+ // assigning explain node to database name - no check yet
+ m_database_explain.insert(std::make_pair(database, explainnode));
+ }
+ }
}
-void yf::ZeeRexExplain::Impl::process(mp::Package &package) const
+
+void yf::ZeeRexExplain::Impl::process(mp::Package &package)
{
Z_GDU *zgdu_req = package.request().get();
//Z_SRW_PDU *sru_pdu_res = 0;
Z_SRW_PDU *sru_pdu_res = yaz_srw_get(odr_en, Z_SRW_explain_response);
- Z_SOAP *soap = 0;
- char *charset = 0;
- char *stylesheet = 0;
+ // finding correct SRU database and explain XML node fragment from config
+ mp_util::SRUServerInfo sruinfo = mp_util::get_sru_server_info(package);
+
+ const xmlNode *explainnode = 0;
+ std::map<std::string, const xmlNode *>::iterator idbexp;
+ idbexp = m_database_explain.find(sruinfo.database);
+ //std::cout << "Finding " << sruinfo.database << "\n";
+ if (idbexp != m_database_explain.end()){
+ //std::cout << "Found " << idbexp->first << " " << idbexp->second << "\n";
+ explainnode = idbexp->second;
+ }
+ else {
+ // need to emmit error ?? or just let package pass ??
+ //std::cout << "Missed " << sruinfo.database << "\n";
+ package.move();
+ return;
+ }
+
// if SRU package could not be decoded, send minimal explain and
// close connection
+
+ Z_SOAP *soap = 0;
+ char *charset = 0;
+ char *stylesheet = 0;
if (! (sru_pdu_req = mp_util::decode_sru_request(package, odr_de, odr_en,
sru_pdu_res, soap,
charset, stylesheet)))
{
- mp_util::build_simple_explain(package, odr_en, sru_pdu_res, 0);
+ mp_util::build_sru_explain(package, odr_en, sru_pdu_res,
+ sruinfo, explainnode);
mp_util::build_sru_response(package, odr_en, soap,
sru_pdu_res, charset, stylesheet);
package.session().close();
// except valid SRU explain request, construct ZeeRex Explain response
else {
Z_SRW_explainRequest *er_req = sru_pdu_req->u.explain_request;
-
- mp_util::build_simple_explain(package, odr_en, sru_pdu_res, er_req);
-
+ //mp_util::build_simple_explain(package, odr_en, sru_pdu_res,
+ // sruinfo, er_req);
+ mp_util::build_sru_explain(package, odr_en, sru_pdu_res,
+ sruinfo, explainnode, er_req);
mp_util::build_sru_response(package, odr_en, soap,
sru_pdu_res, charset, stylesheet);
-
return;
}