X-Git-Url: http://git.indexdata.com/?p=yaz-moved-to-github.git;a=blobdiff_plain;f=src%2Fsrw.c;h=44e8c176998400e5212417fac624d1a2a0c31634;hp=ae768d459f57e3d323e18dec04517670a2315261;hb=7b4adcc54d64c9196a8c19a7f69c850774b8776b;hpb=337f11f176f339be5957832bb418b6b39a6c1101

diff --git a/src/srw.c b/src/srw.c
index ae768d4..44e8c17 100644
--- a/src/srw.c
+++ b/src/srw.c
@@ -1,8 +1,6 @@
-/*
- * Copyright (C) 1995-2007, Index Data ApS
+/* This file is part of the YAZ toolkit.
+ * Copyright (C) 1995-2010 Index Data
  * See the file LICENSE for details.
- *
- * $Id: srw.c,v 1.56 2007-05-23 13:11:11 adam Exp $
  */
 /**
  * \file srw.c
@@ -62,12 +60,13 @@ xmlNodePtr add_xsd_string(xmlNodePtr ptr, const char *elem, const char *val)
     return add_xsd_string_ns(ptr, elem, val, 0);
 }
 
-static void add_xsd_integer(xmlNodePtr ptr, const char *elem, const int *val)
+static void add_xsd_integer(xmlNodePtr ptr, const char *elem,
+                            const Odr_int *val)
 {
     if (val)
     {
-        char str[30];
-        sprintf(str, "%d", *val);
+        char str[40];
+        sprintf(str, ODR_INT_PRINTF, *val);
         xmlNewTextChild(ptr, 0, BAD_CAST elem, BAD_CAST str);
     }
 }
@@ -166,7 +165,8 @@ static int match_xsd_XML_n(xmlNodePtr ptr, const char *elem, ODR o,
     return 1;
 }
                      
-static int match_xsd_integer(xmlNodePtr ptr, const char *elem, ODR o, int **val)
+static int match_xsd_integer(xmlNodePtr ptr, const char *elem, ODR o,
+                             Odr_int **val)
 {
 #if CHECK_TYPE
     struct _xmlAttr *attr;
@@ -192,10 +192,20 @@ static int match_xsd_integer(xmlNodePtr ptr, const char *elem, ODR o, int **val)
     ptr = ptr->children;
     if (!ptr || ptr->type != XML_TEXT_NODE)
         return 0;
-    *val = odr_intdup(o, atoi((const char *) ptr->content));
+    *val = odr_intdup(o, odr_atoi((const char *) ptr->content));
     return 1;
 }
 
+char *yaz_negotiate_sru_version(char *input_ver)
+{
+    if (!input_ver)
+        input_ver = "1.1";
+
+    if (!strcmp(input_ver, "1.1"))
+        return "1.1";
+    return  "1.2"; /* our latest supported version */
+}
+
 static int yaz_srw_record(ODR o, xmlNodePtr pptr, Z_SRW_record *rec,
                           Z_SRW_extra_record **extra,
                           void *client_data, const char *ns)
@@ -429,53 +439,85 @@ static int yaz_srw_versions(ODR o, xmlNodePtr pptr,
     return 0;
 }
 
-static int yaz_srw_diagnostics(ODR o, xmlNodePtr pptr, Z_SRW_diagnostic **recs,
-                               int *num, void *client_data, const char *ns)
+
+static int yaz_srw_decode_diagnostics(ODR o, xmlNodePtr pptr,
+                                      Z_SRW_diagnostic **recs, int *num,
+                                      void *client_data, const char *ns)
+    
 {
-    if (o->direction == ODR_DECODE)
+    int i;
+    xmlNodePtr ptr;
+    *num = 0;
+    for (ptr = pptr; ptr; ptr = ptr->next)
     {
-        int i;
-        xmlNodePtr ptr;
-        *num = 0;
-        for (ptr = pptr->children; ptr; ptr = ptr->next)
-        {
             if (ptr->type == XML_ELEMENT_NODE &&
                 !xmlStrcmp(ptr->name, BAD_CAST "diagnostic"))
                 (*num)++;
-        }
-        if (!*num)
-            return 1;
-        *recs = (Z_SRW_diagnostic *) odr_malloc(o, *num * sizeof(**recs));
-        for (i = 0; i < *num; i++)
+    }
+    if (!*num)
+        return 1;
+    *recs = (Z_SRW_diagnostic *) odr_malloc(o, *num * sizeof(**recs));
+    for (i = 0; i < *num; i++)
         {
             (*recs)[i].uri = 0;
             (*recs)[i].details = 0;
             (*recs)[i].message = 0;
         } 
-        for (i = 0, ptr = pptr->children; ptr; ptr = ptr->next)
+    for (i = 0, ptr = pptr; ptr; ptr = ptr->next)
+    {
+        if (ptr->type == XML_ELEMENT_NODE &&
+            !xmlStrcmp(ptr->name, BAD_CAST "diagnostic"))
         {
-            if (ptr->type == XML_ELEMENT_NODE &&
-                !xmlStrcmp(ptr->name, BAD_CAST "diagnostic"))
+            xmlNodePtr rptr;
+            (*recs)[i].uri = 0;
+            (*recs)[i].details = 0;
+            (*recs)[i].message = 0;
+            for (rptr = ptr->children; rptr; rptr = rptr->next)
             {
-                xmlNodePtr rptr;
-                (*recs)[i].uri = 0;
-                (*recs)[i].details = 0;
-                (*recs)[i].message = 0;
-                for (rptr = ptr->children; rptr; rptr = rptr->next)
-                {
-                    if (match_xsd_string(rptr, "uri", o, 
-                                         &(*recs)[i].uri))
-                        ;
-                    else if (match_xsd_string(rptr, "details", o, 
-                                              &(*recs)[i].details))
-                        ;
-                    else if (match_xsd_string(rptr, "message", o, 
-                                              &(*recs)[i].message))
-                        ;
-                }
-                i++;
+                if (match_xsd_string(rptr, "uri", o, 
+                                     &(*recs)[i].uri))
+                    ;
+                else if (match_xsd_string(rptr, "details", o, 
+                                          &(*recs)[i].details))
+                    ;
+                else if (match_xsd_string(rptr, "message", o, 
+                                          &(*recs)[i].message))
+                    ;
             }
+            i++;
+        }
+    }
+    return 0;
+}
+
+int sru_decode_surrogate_diagnostics(const char *buf, size_t len,
+                                     Z_SRW_diagnostic **diag,
+                                     int *num, ODR odr)
+{
+    int ret = 0;
+    xmlDocPtr doc = xmlParseMemory(buf, len);
+    if (doc)
+    {
+        xmlNodePtr ptr = xmlDocGetRootElement(doc);
+        while (ptr && ptr->type != XML_ELEMENT_NODE)
+            ptr = ptr->next;
+        if (ptr && ptr->ns 
+            && !xmlStrcmp(ptr->ns->href,
+                          BAD_CAST "http://www.loc.gov/zing/srw/diagnostic/"))
+        {
+            ret = yaz_srw_decode_diagnostics(odr, ptr, diag, num, 0, 0);
         }
+        xmlFreeDoc(doc);
+    }
+    return ret;
+}
+
+static int yaz_srw_diagnostics(ODR o, xmlNodePtr pptr, Z_SRW_diagnostic **recs,
+                               int *num, void *client_data, const char *ns)
+{
+    if (o->direction == ODR_DECODE)
+    {
+        return yaz_srw_decode_diagnostics(o, pptr->children, recs, num, client_data, ns);
     }
     else if (o->direction == ODR_ENCODE)
     {
@@ -594,6 +636,7 @@ int yaz_srw_codec(ODR o, void * vptr, Z_SRW_PDU **handler_data,
     {
         Z_SRW_PDU **p = handler_data;
         xmlNodePtr method = pptr->children;
+        char *neg_version;
 
         while (method && method->type == XML_TEXT_NODE)
             method = method->next;
@@ -697,6 +740,10 @@ int yaz_srw_codec(ODR o, void * vptr, Z_SRW_PDU **handler_data,
                 if (match_xsd_string(ptr, "version", o,
                                      &(*p)->srw_version))
                     ;
+                else if (match_xsd_XML_n(ptr, "extraResponseData", o, 
+                                         &(*p)->extraResponseData_buf,
+                                         &(*p)->extraResponseData_len))
+                    ;
                 else if (match_xsd_integer(ptr, "numberOfRecords", o, 
                                       &res->numberOfRecords))
                     ;
@@ -735,6 +782,10 @@ int yaz_srw_codec(ODR o, void * vptr, Z_SRW_PDU **handler_data,
                 if (match_xsd_string(ptr, "version", o,
                                            &(*p)->srw_version))
                     ;
+                else if (match_xsd_XML_n(ptr, "extraResponseData", o, 
+                                         &(*p)->extraResponseData_buf,
+                                         &(*p)->extraResponseData_len))
+                    ;
                 else if (match_xsd_string(ptr, "stylesheet", o,
                                           &req->stylesheet))
                     ;
@@ -766,6 +817,10 @@ int yaz_srw_codec(ODR o, void * vptr, Z_SRW_PDU **handler_data,
                 if (match_xsd_string(ptr, "version", o,
                                            &(*p)->srw_version))
                     ;
+                else if (match_xsd_XML_n(ptr, "extraResponseData", o, 
+                                         &(*p)->extraResponseData_buf,
+                                         &(*p)->extraResponseData_len))
+                    ;
                 else if (match_element(ptr, "record"))
                     yaz_srw_record(o, ptr, &res->record, &res->extra_record,
                                    client_data, ns);
@@ -796,6 +851,10 @@ int yaz_srw_codec(ODR o, void * vptr, Z_SRW_PDU **handler_data,
                 if (match_xsd_string(ptr, "version", o,
                                      &(*p)->srw_version))
                     ;
+                else if (match_xsd_XML_n(ptr, "extraResponseData", o, 
+                                         &(*p)->extraResponseData_buf,
+                                         &(*p)->extraResponseData_len))
+                    ;
                 else if (match_xsd_string(ptr, "scanClause", o,
                                      &req->scanClause.cql))
                     ;
@@ -836,6 +895,10 @@ int yaz_srw_codec(ODR o, void * vptr, Z_SRW_PDU **handler_data,
                 if (match_xsd_string(ptr, "version", o,
                                      &(*p)->srw_version))
                     ;
+                else if (match_xsd_XML_n(ptr, "extraResponseData", o, 
+                                         &(*p)->extraResponseData_buf,
+                                         &(*p)->extraResponseData_len))
+                    ;
                 else if (match_element(ptr, "terms"))
                     yaz_srw_terms(o, ptr, &res->terms,
                                   &res->num_terms, client_data,
@@ -851,17 +914,20 @@ int yaz_srw_codec(ODR o, void * vptr, Z_SRW_PDU **handler_data,
             *p = 0;
             return -1;
         }
+        neg_version = yaz_negotiate_sru_version((*p)->srw_version);
+        if (neg_version)
+            (*p)->srw_version = neg_version;
     }
     else if (o->direction == ODR_ENCODE)
     {
         Z_SRW_PDU **p = handler_data;
         xmlNsPtr ns_srw;
+        xmlNodePtr ptr = 0;
         
         if ((*p)->which == Z_SRW_searchRetrieve_request)
         {
             Z_SRW_searchRetrieveRequest *req = (*p)->u.request;
-            xmlNodePtr ptr = xmlNewChild(pptr, 0,
-                                         BAD_CAST "searchRetrieveRequest", 0);
+            ptr = xmlNewChild(pptr, 0, BAD_CAST "searchRetrieveRequest", 0);
             ns_srw = xmlNewNs(ptr, BAD_CAST ns, BAD_CAST "zs");
             xmlSetNs(ptr, ns_srw);
 
@@ -902,8 +968,7 @@ int yaz_srw_codec(ODR o, void * vptr, Z_SRW_PDU **handler_data,
         else if ((*p)->which == Z_SRW_searchRetrieve_response)
         {
             Z_SRW_searchRetrieveResponse *res = (*p)->u.response;
-            xmlNodePtr ptr = xmlNewChild(pptr, 0,
-                                         BAD_CAST "searchRetrieveResponse", 0);
+            ptr = xmlNewChild(pptr, 0, BAD_CAST "searchRetrieveResponse", 0);
             ns_srw = xmlNewNs(ptr, BAD_CAST ns, BAD_CAST "zs");
             xmlSetNs(ptr, ns_srw);
 
@@ -932,8 +997,7 @@ int yaz_srw_codec(ODR o, void * vptr, Z_SRW_PDU **handler_data,
         else if ((*p)->which == Z_SRW_explain_request)
         {
             Z_SRW_explainRequest *req = (*p)->u.explain_request;
-            xmlNodePtr ptr = xmlNewChild(pptr, 0, BAD_CAST "explainRequest",
-                                         0);
+            ptr = xmlNewChild(pptr, 0, BAD_CAST "explainRequest", 0);
             ns_srw = xmlNewNs(ptr, BAD_CAST ns, BAD_CAST "zs");
             xmlSetNs(ptr, ns_srw);
 
@@ -945,8 +1009,7 @@ int yaz_srw_codec(ODR o, void * vptr, Z_SRW_PDU **handler_data,
         else if ((*p)->which == Z_SRW_explain_response)
         {
             Z_SRW_explainResponse *res = (*p)->u.explain_response;
-            xmlNodePtr ptr = xmlNewChild(pptr, 0, BAD_CAST "explainResponse",
-                                         0);
+            ptr = xmlNewChild(pptr, 0, BAD_CAST "explainResponse", 0);
             ns_srw = xmlNewNs(ptr, BAD_CAST ns, BAD_CAST "zs");
             xmlSetNs(ptr, ns_srw);
 
@@ -968,7 +1031,7 @@ int yaz_srw_codec(ODR o, void * vptr, Z_SRW_PDU **handler_data,
         else if ((*p)->which == Z_SRW_scan_request)
         {
             Z_SRW_scanRequest *req = (*p)->u.scan_request;
-            xmlNodePtr ptr = xmlNewChild(pptr, 0, BAD_CAST "scanRequest", 0);
+            ptr = xmlNewChild(pptr, 0, BAD_CAST "scanRequest", 0);
             ns_srw = xmlNewNs(ptr, BAD_CAST ns, BAD_CAST "zs");
             xmlSetNs(ptr, ns_srw);
 
@@ -990,7 +1053,7 @@ int yaz_srw_codec(ODR o, void * vptr, Z_SRW_PDU **handler_data,
         else if ((*p)->which == Z_SRW_scan_response)
         {
             Z_SRW_scanResponse *res = (*p)->u.scan_response;
-            xmlNodePtr ptr = xmlNewChild(pptr, 0, BAD_CAST "scanResponse", 0);
+            ptr = xmlNewChild(pptr, 0, BAD_CAST "scanResponse", 0);
             ns_srw = xmlNewNs(ptr, BAD_CAST ns, BAD_CAST "zs");
             xmlSetNs(ptr, ns_srw);
 
@@ -1012,6 +1075,11 @@ int yaz_srw_codec(ODR o, void * vptr, Z_SRW_PDU **handler_data,
         }
         else
             return -1;
+        if (ptr && (*p)->extraResponseData_len)
+            add_XML_n(ptr, "extraResponseData", 
+                      (*p)->extraResponseData_buf, 
+                      (*p)->extraResponseData_len, ns_srw);
+            
 
     }
     return 0;
@@ -1242,6 +1310,7 @@ int yaz_ucp_codec(ODR o, void * vptr, Z_SRW_PDU **handler_data,
 /*
  * Local variables:
  * c-basic-offset: 4
+ * c-file-style: "Stroustrup"
  * indent-tabs-mode: nil
  * End:
  * vim: shiftwidth=4 tabstop=8 expandtab