-/* $Id: filter_cql_to_rpn.cpp,v 1.1 2007-01-12 10:16:21 adam Exp $
- Copyright (c) 2005-2006, Index Data.
+/* This file is part of Metaproxy.
+ Copyright (C) 2005-2013 Index Data
- See the LICENSE file for details
- */
+Metaproxy is free software; you can redistribute it and/or modify it under
+the terms of the GNU General Public License as published by the Free
+Software Foundation; either version 2, or (at your option) any later
+version.
-#include "config.hpp"
+Metaproxy is distributed in the hope that it will be useful, but WITHOUT ANY
+WARRANTY; without even the implied warranty of MERCHANTABILITY or
+FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+*/
-#include "filter.hpp"
-#include "package.hpp"
+#include "config.hpp"
+#include <metaproxy/util.hpp>
-#include <boost/thread/mutex.hpp>
-#include <boost/thread/condition.hpp>
-#include <boost/thread/thread.hpp>
-#include <boost/thread/xtime.hpp>
-#include <boost/shared_ptr.hpp>
-#include <boost/format.hpp>
+#include <metaproxy/filter.hpp>
+#include <metaproxy/package.hpp>
-#include "util.hpp"
#include "filter_cql_to_rpn.hpp"
-#include <yaz/log.h>
+#include <yazpp/z-query.h>
#include <yaz/cql.h>
+#include <yazpp/cql2rpn.h>
#include <yaz/zgdu.h>
-#include <yaz/otherinfo.h>
#include <yaz/diagbib1.h>
#include <yaz/srw.h>
-#include <yazpp/z-query.h>
-#include <yazpp/cql2rpn.h>
-#include <map>
-#include <iostream>
-#include <time.h>
+#include <yaz/tpath.h>
namespace mp = metaproxy_1;
namespace yf = metaproxy_1::filter;
namespace metaproxy_1 {
namespace filter {
- class CQL_to_RPN::Rep {
- friend class CQL_to_RPN;
-
- Rep();
-
- yazpp_1::Yaz_cql2rpn cql2rpn;
+ class CQLtoRPN::Impl {
+ public:
+ Impl();
+ ~Impl();
+ void process(metaproxy_1::Package & package);
+ void configure(const xmlNode *ptr, const char *path);
+ private:
+ yazpp_1::Yaz_cql2rpn m_cql2rpn;
};
}
}
-yf::CQL_to_RPN::Rep::Rep()
+
+// define Pimpl wrapper forwarding to Impl
+
+yf::CQLtoRPN::CQLtoRPN() : m_p(new Impl)
{
+}
+yf::CQLtoRPN::~CQLtoRPN()
+{ // must have a destructor because of boost::scoped_ptr
}
-yf::CQL_to_RPN::CQL_to_RPN() : m_p(new CQL_to_RPN::Rep)
+void yf::CQLtoRPN::configure(const xmlNode *xmlnode, bool test_only,
+ const char *path)
{
+ m_p->configure(xmlnode, path);
}
-yf::CQL_to_RPN::~CQL_to_RPN()
+void yf::CQLtoRPN::process(mp::Package &package) const
{
+ m_p->process(package);
+}
+
+// define Implementation stuff
+
+yf::CQLtoRPN::Impl::Impl()
+{
}
-void yf::CQL_to_RPN::process(mp::Package &package) const
+yf::CQLtoRPN::Impl::~Impl()
+{
+}
+
+void yf::CQLtoRPN::Impl::configure(const xmlNode *xmlnode, const char *path)
+{
+
+ /*
+ <filter type="cql_rpn">
+ <conversion file="pqf.properties"/>
+ </filter>
+ */
+
+ std::string fname;
+ for (xmlnode = xmlnode->children; xmlnode; xmlnode = xmlnode->next)
+ {
+ if (xmlnode->type != XML_ELEMENT_NODE)
+ continue;
+ if (!strcmp((const char *) xmlnode->name, "conversion"))
+ {
+ const struct _xmlAttr *attr;
+ for (attr = xmlnode->properties; attr; attr = attr->next)
+ {
+ if (!strcmp((const char *) attr->name, "file"))
+ fname = mp::xml::get_text(attr);
+ else
+ throw mp::filter::FilterException(
+ "Bad attribute " + std::string((const char *)
+ attr->name));
+ }
+ }
+ else
+ {
+ throw mp::filter::FilterException("Bad element "
+ + std::string((const char *)
+ xmlnode->name));
+ }
+ }
+ if (fname.length() == 0)
+ {
+ throw mp::filter::FilterException("Missing conversion configuration "
+ "for filter cql_rpn");
+ }
+
+
+ char fullpath[1024];
+ if (!yaz_filepath_resolve(fname.c_str(), path, 0, fullpath))
+ {
+ throw mp::filter::FilterException("Could not open " + fname);
+ }
+ int error = 0;
+ if (!m_cql2rpn.parse_spec_file(fullpath, &error))
+ {
+ throw mp::filter::FilterException("Bad or missing "
+ "CQL to RPN configuration "
+ + fname);
+ }
+}
+
+void yf::CQLtoRPN::Impl::process(mp::Package &package)
{
Z_GDU *gdu = package.request().get();
char *addinfo = 0;
Z_RPNQuery *rpnquery = 0;
mp::odr odr;
-
- int r = m_p->cql2rpn.query_transform(sr->query->u.type_104->u.cql,
+
+ int r = m_cql2rpn.query_transform(sr->query->u.type_104->u.cql,
&rpnquery, odr,
&addinfo);
if (r == -3)
{
- yaz_log(YLOG_LOG, "No CQL to RPN table");
- Z_APDU *f_apdu =
+ Z_APDU *f_apdu =
odr.create_searchResponse(
- apdu_req,
- YAZ_BIB1_TEMPORARY_SYSTEM_ERROR,
- "Missing CQL to RPN spec");
+ apdu_req,
+ YAZ_BIB1_PERMANENT_SYSTEM_ERROR,
+ "cql_rpn: missing CQL to RPN configuration");
package.response() = f_apdu;
return;
}
{
int error_code = yaz_diag_srw_to_bib1(r);
- yaz_log(YLOG_LOG, "CQL Conversion error %d", r);
- Z_APDU *f_apdu =
+ Z_APDU *f_apdu =
odr.create_searchResponse(apdu_req, error_code, addinfo);
package.response() = f_apdu;
return;
}
else
{ // conversion OK
-
+
sr->query->which = Z_Query_type_1;
sr->query->u.type_1 = rpnquery;
package.request() = gdu;
package.move();
}
-void yf::CQL_to_RPN::configure(const xmlNode *ptr)
-{
- std::string fname;
- for (ptr = ptr->children; ptr; ptr = ptr->next)
- {
- if (ptr->type != XML_ELEMENT_NODE)
- continue;
- if (!strcmp((const char *) ptr->name, "conversion"))
- {
- const struct _xmlAttr *attr;
- for (attr = ptr->properties; attr; attr = attr->next)
- {
- if (!strcmp((const char *) attr->name, "file"))
- fname = mp::xml::get_text(attr);
- else
- throw mp::filter::FilterException(
- "Bad attribute " + std::string((const char *)
- attr->name));
- }
- }
- else
- {
- throw mp::filter::FilterException("Bad element "
- + std::string((const char *)
- ptr->name));
- }
- }
- if (fname.length() == 0)
- {
- throw mp::filter::FilterException("Missing conversion spec for "
- "filter cql_to_rpn");
- }
-
- int error = 0;
- if (!m_p->cql2rpn.parse_spec_file(fname.c_str(), &error))
- {
- throw mp::filter::FilterException("Bad or missing CQL to RPN spec "
- + fname);
- }
-}
static mp::filter::Base* filter_creator()
{
- return new mp::filter::CQL_to_RPN;
+ return new mp::filter::CQLtoRPN;
}
extern "C" {
- struct metaproxy_1_filter_struct metaproxy_1_filter_cql_to_rpn = {
+ struct metaproxy_1_filter_struct metaproxy_1_filter_cql_rpn = {
0,
- "cql_to_rpn",
+ "cql_rpn",
filter_creator
};
}
/*
* Local variables:
* c-basic-offset: 4
+ * c-file-style: "Stroustrup"
* indent-tabs-mode: nil
- * c-file-style: "stroustrup"
* End:
* vim: shiftwidth=4 tabstop=8 expandtab
*/
+