-/* $Id: filter_backend_test.cpp,v 1.15 2006-01-17 13:54:36 adam Exp $
- Copyright (c) 2005, Index Data.
+/* This file is part of Metaproxy.
+ Copyright (C) 2005-2013 Index Data
-%LICENSE%
- */
+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.
+
+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 "config.hpp"
-#include "filter.hpp"
-#include "package.hpp"
-#include "util.hpp"
+#include <metaproxy/filter.hpp>
+#include <metaproxy/package.hpp>
+#include <metaproxy/util.hpp>
#include "filter_backend_test.hpp"
#include <stdexcept>
#include <yaz/log.h>
#include <yaz/otherinfo.h>
#include <yaz/diagbib1.h>
+#include <yaz/oid_db.h>
-namespace yf = yp2::filter;
+namespace mp = metaproxy_1;
+namespace yf = mp::filter;
+using namespace mp;
-namespace yp2 {
+namespace metaproxy_1 {
namespace filter {
class Session_info {
int dummy;
+ public:
+ Session_info() { dummy = 0; };
};
- class Backend_test::Rep {
- friend class Backend_test;
-
- private:
+ class BackendTest::Rep {
+ friend class BackendTest;
+
+ Z_Records *fetch(
+ ODR odr, Odr_oid *preferredRecordSyntax,
+ Z_ElementSetNames *esn,
+ int start, int number, int &error_code, std::string &addinfo,
+ int *number_returned, int *next_position);
+
bool m_support_named_result_sets;
session_map<Session_info> m_sessions;
}
}
-using namespace yp2;
-yf::Backend_test::Backend_test() : m_p(new Backend_test::Rep) {
+static const int result_set_size = 42;
+
+// an ISO2709 USMARC/MARC21 record that we return..
+static const char *marc_record =
+ "\x30\x30\x33\x36\x36\x6E\x61\x6D\x20\x20\x32\x32\x30\x30\x31\x36"
+ "\x39\x38\x61\x20\x34\x35\x30\x30\x30\x30\x31\x30\x30\x31\x33\x30"
+ "\x30\x30\x30\x30\x30\x30\x33\x30\x30\x30\x34\x30\x30\x30\x31\x33"
+ "\x30\x30\x35\x30\x30\x31\x37\x30\x30\x30\x31\x37\x30\x30\x38\x30"
+ "\x30\x34\x31\x30\x30\x30\x33\x34\x30\x31\x30\x30\x30\x31\x37\x30"
+ "\x30\x31\x37\x39\x30\x34\x30\x30\x30\x31\x33\x30\x30\x30\x37\x35"
+ "\x30\x35\x30\x30\x30\x31\x32\x30\x30\x30\x38\x38\x31\x30\x30\x30"
+ "\x30\x31\x37\x30\x30\x31\x30\x30\x32\x34\x35\x30\x30\x33\x30\x30"
+ "\x30\x31\x31\x37\x32\x36\x30\x30\x30\x31\x32\x30\x30\x31\x34\x37"
+ "\x32\x36\x33\x30\x30\x30\x39\x30\x30\x31\x35\x39\x33\x30\x30\x30"
+ "\x30\x31\x31\x30\x30\x31\x36\x38\x1E\x20\x20\x20\x31\x31\x32\x32"
+ "\x34\x34\x36\x36\x20\x1E\x44\x4C\x43\x1E\x30\x30\x30\x30\x30\x30"
+ "\x30\x30\x30\x30\x30\x30\x30\x30\x2E\x30\x1E\x39\x31\x30\x37\x31"
+ "\x30\x63\x31\x39\x39\x31\x30\x37\x30\x31\x6E\x6A\x75\x20\x20\x20"
+ "\x20\x20\x20\x20\x20\x20\x20\x20\x30\x30\x30\x31\x30\x20\x65\x6E"
+ "\x67\x20\x20\x1E\x20\x20\x1F\x61\x44\x4C\x43\x1F\x63\x44\x4C\x43"
+ "\x1E\x30\x30\x1F\x61\x31\x32\x33\x2D\x78\x79\x7A\x1E\x31\x30\x1F"
+ "\x61\x4A\x61\x63\x6B\x20\x43\x6F\x6C\x6C\x69\x6E\x73\x1E\x31\x30"
+ "\x1F\x61\x48\x6F\x77\x20\x74\x6F\x20\x70\x72\x6F\x67\x72\x61\x6D"
+ "\x20\x61\x20\x63\x6F\x6D\x70\x75\x74\x65\x72\x1E\x31\x20\x1F\x61"
+ "\x50\x65\x6E\x67\x75\x69\x6E\x1E\x20\x20\x1F\x61\x38\x37\x31\x30"
+ "\x1E\x20\x20\x1F\x61\x70\x2E\x20\x63\x6D\x2E\x1E\x20\x20\x1F\x61"
+ "\x20\x20\x20\x31\x31\x32\x32\x34\x34\x36\x36\x20\x1E\x1D";
+
+
+yf::BackendTest::BackendTest() : m_p(new BackendTest::Rep) {
m_p->m_support_named_result_sets = false;
}
-yf::Backend_test::~Backend_test() {
+yf::BackendTest::~BackendTest() {
+}
+
+Z_Records *yf::BackendTest::Rep::fetch(
+ ODR odr, Odr_oid *preferredRecordSyntax,
+ Z_ElementSetNames *esn,
+ int start, int number, int &error_code, std::string &addinfo,
+ int *number_returned, int *next_position)
+{
+ const char *element_set_name = "F"; // default to use
+
+ if (number + start - 1 > result_set_size || start < 1)
+ {
+ error_code = YAZ_BIB1_PRESENT_REQUEST_OUT_OF_RANGE;
+ return 0;
+ }
+
+ if (!preferredRecordSyntax)
+ preferredRecordSyntax = odr_oiddup(odr, yaz_oid_recsyn_usmarc);
+
+ if (preferredRecordSyntax)
+ {
+ if (!oid_oidcmp(preferredRecordSyntax, yaz_oid_recsyn_xml))
+ ;
+ else if (!oid_oidcmp(preferredRecordSyntax, yaz_oid_recsyn_usmarc))
+ ;
+ else
+ {
+ error_code = YAZ_BIB1_RECORD_SYNTAX_UNSUPP;
+ return 0;
+ }
+ }
+
+ // no element set, "B" and "F" are supported
+ if (esn)
+ {
+ if (esn->which != Z_ElementSetNames_generic)
+ {
+ error_code
+ = YAZ_BIB1_SPECIFIED_ELEMENT_SET_NAME_NOT_VALID_FOR_SPECIFIED_;
+ return 0;
+ }
+ element_set_name = esn->u.generic;
+ }
+ if (!strcmp(element_set_name, "B")
+ && !oid_oidcmp(preferredRecordSyntax, yaz_oid_recsyn_usmarc))
+ ; // Brief
+ else if (!strcmp(element_set_name, "F")
+ && !oid_oidcmp(preferredRecordSyntax, yaz_oid_recsyn_usmarc))
+ ; // Full
+ else if (!strncmp(element_set_name, "FF", 2)
+ && !oid_oidcmp(preferredRecordSyntax, yaz_oid_recsyn_xml))
+ ; // Huge XML test record
+ else
+ {
+ error_code
+ = YAZ_BIB1_SPECIFIED_ELEMENT_SET_NAME_NOT_VALID_FOR_SPECIFIED_;
+ addinfo = std::string(element_set_name);
+ return 0;
+ }
+ Z_Records *rec = (Z_Records *) odr_malloc(odr, sizeof(Z_Records));
+ rec->which = Z_Records_DBOSD;
+ rec->u.databaseOrSurDiagnostics = (Z_NamePlusRecordList *)
+ odr_malloc(odr, sizeof(Z_NamePlusRecordList));
+ rec->u.databaseOrSurDiagnostics->num_records = number;
+ rec->u.databaseOrSurDiagnostics->records = (Z_NamePlusRecord **)
+ odr_malloc(odr, sizeof(Z_NamePlusRecord *) * number);
+ int i;
+ for (i = 0; i<number; i++)
+ {
+ rec->u.databaseOrSurDiagnostics->records[i] = (Z_NamePlusRecord *)
+ odr_malloc(odr, sizeof(Z_NamePlusRecord));
+ Z_NamePlusRecord *npr = rec->u.databaseOrSurDiagnostics->records[i];
+ npr->databaseName = 0;
+ npr->which = Z_NamePlusRecord_databaseRecord;
+
+ if (!strncmp(element_set_name, "FF", 2))
+ { // Huge XML test record
+ size_t sz = 1024;
+ if (element_set_name[2])
+ sz = atoi(element_set_name+2) * 1024;
+ if (sz < 10)
+ sz = 10;
+ char *tmp_rec = (char*) xmalloc(sz);
+
+ memset(tmp_rec, 'a', sz);
+ memcpy(tmp_rec, "<a>", 3);
+ memcpy(tmp_rec + sz - 4, "</a>", 4);
+
+ npr->u.databaseRecord = z_ext_record_xml(odr, tmp_rec, sz);
+ xfree(tmp_rec);
+ }
+ else
+ {
+ char *tmp_rec = odr_strdup(odr, marc_record);
+ char offset_str[30];
+ sprintf(offset_str, "test__%09d_", i+start);
+ memcpy(tmp_rec+186, offset_str, strlen(offset_str));
+ npr->u.databaseRecord = z_ext_record_usmarc(
+ odr, tmp_rec, strlen(tmp_rec));
+ }
+
+ }
+ *number_returned = number;
+ if (start + number > result_set_size)
+ *next_position = 0;
+ else
+ *next_position = start + number;
+ return rec;
}
-void yf::Backend_test::process(Package &package) const
+void yf::BackendTest::process(Package &package) const
{
Z_GDU *gdu = package.request().get();
{
Z_APDU *apdu_req = gdu->u.z3950;
Z_APDU *apdu_res = 0;
- yp2::odr odr;
-
- if (apdu_req->which != Z_APDU_initRequest &&
+ mp::odr odr;
+
+ if (apdu_req->which != Z_APDU_initRequest &&
!m_p->m_sessions.exist(package.session()))
{
apdu_res = odr.create_close(apdu_req,
apdu_res = odr.create_initResponse(apdu_req, 0, 0);
Z_InitRequest *req = apdu_req->u.initRequest;
Z_InitResponse *resp = apdu_res->u.initResponse;
-
+
+ resp->implementationName = odr_strdup(odr, "backend_test");
+ if (ODR_MASK_GET(req->options, Z_Options_namedResultSets))
+ m_p->m_support_named_result_sets = true;
+
int i;
static const int masks[] = {
- Z_Options_search, Z_Options_present, -1
+ Z_Options_search, Z_Options_present,
+ Z_Options_namedResultSets, -1
};
for (i = 0; masks[i] != -1; i++)
if (ODR_MASK_GET(req->options, masks[i]))
ODR_MASK_SET(resp->options, masks[i]);
- if (m_p->m_support_named_result_sets)
- {
- if (ODR_MASK_GET(req->options, Z_Options_namedResultSets))
- ODR_MASK_SET(resp->options, Z_Options_namedResultSets);
- else
- m_p->m_support_named_result_sets = false;
- }
static const int versions[] = {
Z_ProtocolVersion_1,
Z_ProtocolVersion_2,
else
break;
+ *resp->preferredMessageSize = *req->preferredMessageSize;
+ *resp->maximumRecordSize = *req->maximumRecordSize;
+
Session_info info;
m_p->m_sessions.create(info, package.session());
}
else if (apdu_req->which == Z_APDU_searchRequest)
{
- apdu_res = odr.create_searchResponse(apdu_req, 0, 0);
Z_SearchRequest *req = apdu_req->u.searchRequest;
- Z_SearchResponse *resp = apdu_res->u.searchResponse;
-
- if (!m_p->m_support_named_result_sets &&
+
+ if (!m_p->m_support_named_result_sets &&
strcmp(req->resultSetName, "default"))
{
- Z_Records *rec = (Z_Records *)
- odr_malloc(odr, sizeof(Z_Records));
- resp->records = rec;
- rec->which = Z_Records_NSD;
- rec->u.nonSurrogateDiagnostic =
- zget_DefaultDiagFormat(
- odr, YAZ_BIB1_RESULT_SET_NAMING_UNSUPP, 0);
+ apdu_res =
+ odr.create_searchResponse(
+ apdu_req, YAZ_BIB1_RESULT_SET_NAMING_UNSUPP, 0);
}
else
- *resp->resultCount = 42;
+ {
+ Z_Records *records = 0;
+ int number_returned = 0;
+ int next_position = 0;
+ int error_code = 0;
+ std::string addinfo;
+ const char *element_set_name = 0;
+
+ Odr_int number = 0;
+ mp::util::piggyback_sr(req, result_set_size,
+ number, &element_set_name);
+
+ if (number)
+ { // not a large set for sure
+ Z_ElementSetNames *esn;
+ if (number > *req->smallSetUpperBound)
+ esn = req->mediumSetElementSetNames;
+ else
+ esn = req->smallSetElementSetNames;
+ records = m_p->fetch(
+ odr, req->preferredRecordSyntax, esn,
+ 1, number,
+ error_code, addinfo,
+ &number_returned,
+ &next_position);
+ }
+ if (error_code)
+ {
+ apdu_res =
+ odr.create_searchResponse(
+ apdu_req, error_code, addinfo.c_str());
+ Z_SearchResponse *resp = apdu_res->u.searchResponse;
+ *resp->resultCount = result_set_size;
+ }
+ else
+ {
+ apdu_res =
+ odr.create_searchResponse(apdu_req, 0, 0);
+ Z_SearchResponse *resp = apdu_res->u.searchResponse;
+ *resp->resultCount = result_set_size;
+ *resp->numberOfRecordsReturned = number_returned;
+ *resp->nextResultSetPosition = next_position;
+ resp->records = records;
+ }
+ }
}
else if (apdu_req->which == Z_APDU_presentRequest)
- {
- apdu_res =
- odr.create_presentResponse(
- apdu_req,
- YAZ_BIB1_TEMPORARY_SYSTEM_ERROR,
- "backend_test: present not implemented");
+ {
+ Z_PresentRequest *req = apdu_req->u.presentRequest;
+ int number_returned = 0;
+ int next_position = 0;
+ int error_code = 0;
+ std::string addinfo;
+ Z_ElementSetNames *esn = 0;
+
+ if (req->recordComposition)
+ {
+ if (req->recordComposition->which == Z_RecordComp_simple)
+ esn = req->recordComposition->u.simple;
+ else
+ {
+ apdu_res =
+ odr.create_presentResponse(
+ apdu_req,
+ YAZ_BIB1_ONLY_A_SINGLE_ELEMENT_SET_NAME_SUPPORTED,
+ 0);
+ package.response() = apdu_res;
+ return;
+ }
+ }
+ Z_Records *records = m_p->fetch(
+ odr, req->preferredRecordSyntax, esn,
+ *req->resultSetStartPoint, *req->numberOfRecordsRequested,
+ error_code, addinfo,
+ &number_returned,
+ &next_position);
+
+ if (error_code)
+ {
+ apdu_res =
+ odr.create_presentResponse(apdu_req, error_code,
+ addinfo.c_str());
+ }
+ else
+ {
+ apdu_res =
+ odr.create_presentResponse(apdu_req, 0, 0);
+ Z_PresentResponse *resp = apdu_res->u.presentResponse;
+ resp->records = records;
+ *resp->numberOfRecordsReturned = number_returned;
+ *resp->nextResultSetPosition = next_position;
+ }
+ }
+ else if (apdu_req->which == Z_APDU_close)
+ {
+ apdu_res = odr.create_close(apdu_req,
+ Z_Close_finished, 0);
+ package.session().close();
}
else
{
m_p->m_sessions.release(package.session());
}
-static yp2::filter::Base* filter_creator()
+void mp::filter::BackendTest::configure(const xmlNode * ptr, bool test_only,
+ const char *path)
{
- return new yp2::filter::Backend_test;
+ mp::xml::check_empty(ptr);
+}
+
+static mp::filter::Base* filter_creator()
+{
+ return new mp::filter::BackendTest;
}
extern "C" {
- struct yp2_filter_struct yp2_filter_backend_test = {
+ struct metaproxy_1_filter_struct metaproxy_1_filter_backend_test = {
0,
"backend_test",
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
*/
+