From a669063b8341659cd03dc90998997876b7177f4a Mon Sep 17 00:00:00 2001
From: Adam Dickmeiss <adam@indexdata.dk>
Date: Fri, 29 Jun 2007 08:05:06 +0000
Subject: [PATCH] Added support for the use of the older versions or Extended
 Service Update in ZOOM. To faciliate this, an option
 "updateVersion" may be set to the version , 1=first,
 2=second, 3=third. The third version is what ZOOM C has
 used so far. And that, obviously, is the default.

---
 NEWS         |    5 +++++
 doc/zoom.xml |   18 ++++++++++++++++--
 src/zoom-c.c |   37 +++++++++++++++++++++++++++++--------
 3 files changed, 50 insertions(+), 10 deletions(-)

diff --git a/NEWS b/NEWS
index 1784549..bfb31c1 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,8 @@
+Added support for the use of the older versions or Extended Service
+Update in ZOOM. To faciliate this, an option "updateVersion" may be
+set to the version , 1=first, 2=second, 3=third. The third version is
+what ZOOM C has used so far. And that, obviously, is the default.
+
 --- 3.0.8 2007/06/25
 
 Fixed bug #1208: SSL appears to be broken in ZOOM.
diff --git a/doc/zoom.xml b/doc/zoom.xml
index 2075f34..19f5c37 100644
--- a/doc/zoom.xml
+++ b/doc/zoom.xml
@@ -20,7 +20,7 @@ ZOOM_options_set_int(opt, name, value)
 ZOOM_connection_scan1 (ZOOM_connection c, ZOOM_query startterm)
 ZOOM_query_cql2rpn(ZOOM_query s, const char *str, ZOOM_connection conn)
 -->
-<!-- $Id: zoom.xml,v 1.60 2007-06-21 09:00:53 adam Exp $ -->
+<!-- $Id: zoom.xml,v 1.61 2007-06-29 08:05:07 adam Exp $ -->
  <chapter id="zoom"><title>ZOOM</title>
   <para>
     &zoom; is an acronym for 'Z39.50 Object-Orientation Model' and is
@@ -1145,7 +1145,7 @@ ZOOM_query_cql2rpn(ZOOM_query s, const char *str, ZOOM_connection conn)
 	 <literal>recordDelete</literal>,
 	 <literal>elementUpdate</literal>.
 	</entry>
-	<entry><literal>specialUpdate</literal></entry>
+	<entry><literal>specialUpdate (recordInsert for updateVersion=1 which does not support specialUpdate)</literal></entry>
        </row>
        <row>
 	<entry>recordIdOpaque</entry>
@@ -1189,6 +1189,20 @@ ZOOM_query_cql2rpn(ZOOM_query s, const char *str, ZOOM_connection conn)
 	<entry>Element Set for Record</entry>
 	<entry>none</entry>
        </row>
+       <row>
+	<entry>updateVersion</entry>
+	<entry>Record Update version which holds one of the values
+	 1, 2 or 3. Each version has a distinct OID:
+	 1.2.840.10003.9.5
+	 (<ulink url="&url.z39.50.extupdate1;">first version</ulink>) ,
+	 1.2.840.10003.9.5.1 
+	 (second version) and 
+	 1.2.840.10003.9.5.1.1 
+	 (<ulink url="&url.z39.50.extupdate3;">third and
+	  newest version</ulink>).
+	</entry>
+	<entry>3</entry>
+       </row>
       </tbody>
      </tgroup>
     </table>
diff --git a/src/zoom-c.c b/src/zoom-c.c
index 41766a2..6f6e1ad 100644
--- a/src/zoom-c.c
+++ b/src/zoom-c.c
@@ -2,7 +2,7 @@
  * Copyright (C) 1995-2007, Index Data ApS
  * See the file LICENSE for details.
  *
- * $Id: zoom-c.c,v 1.137 2007-06-25 18:34:27 adam Exp $
+ * $Id: zoom-c.c,v 1.138 2007-06-29 08:05:07 adam Exp $
  */
 /**
  * \file zoom-c.c
@@ -1341,7 +1341,7 @@ static zoom_ret ZOOM_connection_send_init(ZOOM_connection c)
                     odr_prepend(c->odr_out, "ZOOM-C",
                                 ireq->implementationName));
     
-    version = odr_strdup(c->odr_out, "$Revision: 1.137 $");
+    version = odr_strdup(c->odr_out, "$Revision: 1.138 $");
     if (strlen(version) > 10)   /* check for unexpanded CVS strings */
         version[strlen(version)-2] = '\0';
     ireq->implementationVersion = 
@@ -3124,6 +3124,7 @@ static Z_APDU *create_update_package(ZOOM_package p)
     const char *recordIdNumber = ZOOM_options_get(p->options, "recordIdNumber");
     const char *record_buf = ZOOM_options_get(p->options, "record");
     const char *syntax_str = ZOOM_options_get(p->options, "syntax");
+    const char *version = ZOOM_options_get(p->options, "updateVersion");
 
     const char *correlationInfo_note =
         ZOOM_options_get(p->options, "correlationInfo.note");
@@ -3131,7 +3132,10 @@ static Z_APDU *create_update_package(ZOOM_package p)
         ZOOM_options_get(p->options, "correlationInfo.id");
     int action_no = -1;
     Odr_oid *syntax_oid = 0;
+    const Odr_oid *package_oid = yaz_oid_extserv_database_update;
 
+    if (!version)
+        version = "3";
     if (!syntax_str)
         syntax_str = "xml";
     if (!record_buf)
@@ -3152,8 +3156,27 @@ static Z_APDU *create_update_package(ZOOM_package p)
     if (num_db > 0)
         first_db = db[0];
     
-    if (!action)
-        action = "specialUpdate";
+    switch(*version)
+    {
+    case '1':
+        package_oid = yaz_oid_extserv_database_update_first_version;
+        /* old update does not support specialUpdate */
+        if (!action)
+            action = "recordInsert";
+        break;
+    case '2':
+        if (!action)
+            action = "specialUpdate";
+        package_oid = yaz_oid_extserv_database_update_second_version;
+        break;
+    case '3':
+        if (!action)
+            action = "specialUpdate";
+        package_oid = yaz_oid_extserv_database_update;
+        break;
+    default:
+        return 0;
+    }
     
     if (!strcmp(action, "recordInsert"))
         action_no = Z_IUOriginPartToKeep_recordInsert;
@@ -3168,7 +3191,7 @@ static Z_APDU *create_update_package(ZOOM_package p)
     else
         return 0;
 
-    apdu = create_es_package(p, yaz_oid_extserv_database_update);
+    apdu = create_es_package(p, package_oid);
     if (apdu)
     {
         Z_IUOriginPartToKeep *toKeep;
@@ -3179,10 +3202,8 @@ static Z_APDU *create_update_package(ZOOM_package p)
             ZOOM_options_get(p->options, "elementSetName");
         
         apdu->u.extendedServicesRequest->taskSpecificParameters = r;
-
         
-        r->direct_reference = odr_oiddup(p->odr_out, 
-                                         yaz_oid_extserv_database_update);
+        r->direct_reference = odr_oiddup(p->odr_out, package_oid);
         r->descriptor = 0;
         r->which = Z_External_update;
         r->indirect_reference = 0;
-- 
1.7.10.4