zoom: one common search task

[yaz-moved-to-github.git] / src / zoom-z3950.c

diff --git a/src/zoom-z3950.c b/src/zoom-z3950.c
index fe86050..8a1d393 100644 (file)
--- a/src/zoom-z3950.c
+++ b/src/zoom-z3950.c
@@ -1,5 +1,5 @@
 /* This file is part of the YAZ toolkit.
- * Copyright (C) 1995-2013 Index Data
+ * Copyright (C) Index Data
  * See the file LICENSE for details.
  */
 /**
@@ -639,8 +639,8 @@ zoom_ret ZOOM_connection_Z3950_send_search(ZOOM_connection c)
     int lslb, ssub, mspn;
     const char *syntax;
     const char *schema;
-    Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_searchRequest);
-    Z_SearchRequest *search_req = apdu->u.searchRequest;
+    Z_APDU *apdu;
+    Z_SearchRequest *search_req;
     const char *elementSetName;
     const char *smallSetElementSetName;
     const char *mediumSetElementSetName;
@@ -650,6 +650,11 @@ zoom_ret ZOOM_connection_Z3950_send_search(ZOOM_connection c)
     assert(c->tasks->which == ZOOM_TASK_SEARCH);
 
     r = c->tasks->u.search.resultset;
+    if (r->live_set)
+        return send_Z3950_present(c);
+
+    apdu = zget_APDU(c->odr_out, Z_APDU_searchRequest);
+    search_req = apdu->u.searchRequest;
 
     yaz_log(c->log_details, "%p ZOOM_connection_send_search set=%p", c, r);
 
@@ -670,8 +675,7 @@ zoom_ret ZOOM_connection_Z3950_send_search(ZOOM_connection c)
     if (facets) {
         Z_FacetList *facet_list = yaz_pqf_parse_facet_list(c->odr_out, facets);
         if (facet_list) {
-            Z_OtherInformation **oi;
-            yaz_oi_APDU(apdu, &oi);
+            Z_OtherInformation **oi = &search_req->additionalSearchInfo;
             yaz_oi_set_facetlist(oi, c->odr_out, facet_list);
         }
         else
@@ -779,15 +783,6 @@ zoom_ret ZOOM_connection_Z3950_send_search(ZOOM_connection c)
                result sets on the server. */
             for (ord = 1; ; ord++)
             {
-#if ZOOM_RESULT_LISTS
-                ZOOM_resultsets rsp;
-                sprintf(setname, "%d", ord);
-                for (rsp = c->resultsets; rsp; rsp = rsp->next)
-                    if (rsp->resultset->setname && !strcmp(rsp->resultset->setname, setname))
-                        break;
-                if (!rsp)
-                    break;
-#else
                 ZOOM_resultset rp;
                 sprintf(setname, "%d", ord);
                 for (rp = c->resultsets; rp; rp = rp->next)
@@ -795,8 +790,6 @@ zoom_ret ZOOM_connection_Z3950_send_search(ZOOM_connection c)
                         break;
                 if (!rp)
                     break;
-#endif
-
             }
             r->setname = xstrdup(setname);
             yaz_log(c->log_details, "%p ZOOM_connection_send_search: "
@@ -1285,6 +1278,25 @@ static void handle_Z3950_search_response(ZOOM_connection c,
     handle_facet_result(c, resultset, sr->additionalSearchInfo);
 
     resultset->size = *sr->resultCount;
+    resultset->live_set = 1;
+
+#if HAVE_LIBMEMCACHED_MEMCACHED_H
+    if (c->mc_st)
+    {
+        uint32_t flags = 0;
+        memcached_return_t rc;
+        time_t expiration = 36000;
+        char str[40];
+
+        sprintf(str, ODR_INT_PRINTF, *sr->resultCount);
+        rc = memcached_set(c->mc_st,
+                           wrbuf_buf(resultset->mc_key),wrbuf_len(resultset->mc_key),
+                           str, strlen(str), expiration, flags);
+        yaz_log(YLOG_LOG, "Key=%s value=%s rc=%u %s",
+                wrbuf_cstr(resultset->mc_key), str, (unsigned) rc,
+                memcached_last_error_message(c->mc_st));
+    }
+#endif
     handle_Z3950_records(c, sr->records, 0);
 }
 
@@ -1340,15 +1352,6 @@ static void handle_Z3950_records(ZOOM_connection c, Z_Records *sr,
         elementSetName = c->tasks->u.search.elementSetName;
         schema =  c->tasks->u.search.schema;
         break;
-    case ZOOM_TASK_RETRIEVE:
-        resultset = c->tasks->u.retrieve.resultset;
-        start = &c->tasks->u.retrieve.start;
-        count = &c->tasks->u.retrieve.count;
-        syntax = c->tasks->u.retrieve.syntax;
-        elementSetName = c->tasks->u.retrieve.elementSetName;
-        schema =  c->tasks->u.retrieve.schema;
-        break;
-    default:
         return;
     }
     if (sr && sr->which == Z_Records_NSD)
@@ -1398,6 +1401,7 @@ static void handle_Z3950_records(ZOOM_connection c, Z_Records *sr,
                         "ZOOM C generated. Present phase and no records");
                 ZOOM_record_cache_add(resultset, myrec, *start,
                                       syntax, elementSetName, schema, 0);
+                *count = 0;
             }
         }
         else if (present_phase)
@@ -1410,6 +1414,7 @@ static void handle_Z3950_records(ZOOM_connection c, Z_Records *sr,
                     "ZOOM C generated: Present response and no records");
             ZOOM_record_cache_add(resultset, myrec, *start,
                                   syntax, elementSetName, schema, 0);
+            *count = 0;
         }
     }
 }
@@ -1479,14 +1484,6 @@ zoom_ret send_Z3950_present(ZOOM_connection c)
         elementSetName = c->tasks->u.search.elementSetName;
         schema =  c->tasks->u.search.schema;
         break;
-    case ZOOM_TASK_RETRIEVE:
-        resultset = c->tasks->u.retrieve.resultset;
-        start = &c->tasks->u.retrieve.start;
-        count = &c->tasks->u.retrieve.count;
-        syntax = c->tasks->u.retrieve.syntax;
-        elementSetName = c->tasks->u.retrieve.elementSetName;
-        schema = c->tasks->u.retrieve.schema;
-        break;
     default:
         return zoom_complete;
     }