return res == 0;
}
-static void session_clear_set(struct session *se,
- const char *sort_field, int increasing, int position)
+static void session_clear_set(struct session *se, struct reclist_sortparms *sp)
{
reclist_destroy(se->reclist);
se->reclist = 0;
/* reset list of sorted results and clear to relevance search */
se->sorted_results = nmem_malloc(se->nmem, sizeof(*se->sorted_results));
- se->sorted_results->field = nmem_strdup(se->nmem, sort_field);
- se->sorted_results->increasing = increasing;
- se->sorted_results->position = position;
+ se->sorted_results->name = nmem_strdup(se->nmem, sp->name);
+ se->sorted_results->increasing = sp->increasing;
+ se->sorted_results->type = sp->type;
se->sorted_results->next = 0;
- session_log(se, YLOG_DEBUG, "clear_set session_sort: field=%s increasing=%d position=%d configured",
- sort_field, increasing, position);
+ session_log(se, YLOG_DEBUG, "clear_set session_sort: field=%s increasing=%d type=%d configured",
+ sp->name, sp->increasing, sp->type);
se->reclist = reclist_create(se->nmem);
}
-void session_sort(struct session *se, const char *field, int increasing,
- int position)
+void session_sort(struct session *se, struct reclist_sortparms *sp)
{
- struct session_sorted_results *sr;
+ struct reclist_sortparms *sr;
struct client_list *l;
-
+ const char *field = sp->name;
+ int increasing = sp->increasing;
+ int type = sp->type;
+ int clients_research = 0;
session_enter(se);
- yaz_log(YLOG_LOG, "session_sort field=%s increasing=%d position=%d", field, increasing, position);
- /* see if we already have sorted for this critieria */
+ yaz_log(YLOG_LOG, "session_sort field=%s increasing=%d type=%d", field, increasing, type);
+ /* see if we already have sorted for this criteria */
for (sr = se->sorted_results; sr; sr = sr->next)
{
- if (!strcmp(field, sr->field) && increasing == sr->increasing && sr->position == position)
+ if (!reclist_sortparms_cmp(sr,sp))
break;
}
if (sr)
{
- session_log(se, YLOG_DEBUG, "search_sort: field=%s increasing=%d position=%d already fetched",
- field, increasing, position);
+ session_log(se, YLOG_DEBUG, "search_sort: field=%s increasing=%d type=%d already fetched",
+ field, increasing, type);
session_leave(se);
return;
}
- session_log(se, YLOG_DEBUG, "search_sort: field=%s increasing=%d position=%d must fetch",
- field, increasing, position);
- if (position)
+ session_log(se, YLOG_DEBUG, "search_sort: field=%s increasing=%d type=%d must fetch",
+ field, increasing, type);
+
+ // We need to reset reclist on every sort that changes the records, not just for position
+ // So if just one client requires new searching, we need to clear set.
+ // Ask each of the client if sorting requires re-search due to native sort
+ // If it does it will require us to
+ for (l = se->clients_active; l; l = l->next)
{
- yaz_log(YLOG_DEBUG, "Reset results due to position");
- session_clear_set(se, field, increasing, position);
+ struct client *cl = l->client;
+ clients_research += client_test_sort_order(cl, sp);
+ }
+ if (clients_research) {
+ yaz_log(YLOG_DEBUG, "Reset results due to %d clients researching");
+ session_clear_set(se, sp);
}
else {
+ // A new sorting based on same record set
sr = nmem_malloc(se->nmem, sizeof(*sr));
- sr->field = nmem_strdup(se->nmem, field);
+ sr->name = nmem_strdup(se->nmem, field);
sr->increasing = increasing;
- sr->position = position;
+ sr->type = type;
sr->next = se->sorted_results;
se->sorted_results = sr;
}
- yaz_log(YLOG_DEBUG, "Restarting search for clients due to change in sort order");
+ // yaz_log(YLOG_DEBUG, "Restarting search or re-ingesting for clients due to change in sort order");
for (l = se->clients_active; l; l = l->next)
{
if (client_get_state(cl) == Client_Connecting ||
client_get_state(cl) == Client_Idle ||
client_get_state(cl) == Client_Working) {
- yaz_log(YLOG_DEBUG, "Client %s: Restarting search due to change in sort order", client_get_id(cl));
- client_start_search(cl);
+ if (client_test_sort_order(cl, sp)) {
+ yaz_log(YLOG_DEBUG, "Client %s: Restarting search due to change in sort order", client_get_id(cl));
+ client_start_search(cl);
+ }
+ else {
+ yaz_log(YLOG_DEBUG, "Client %s: Reingesting due to change in sort order", client_get_id(cl));
+ client_reingest(cl);
+ }
}
}
session_leave(se);
struct client_list *l, *l0;
struct timeval tval;
facet_limits_t facet_limits;
+ int same_sort_order = 0;
session_log(se, YLOG_DEBUG, "Search");
session_enter(se);
se->settings_modified = 0;
- session_clear_set(se, sp->name, sp->increasing, sp->type == Metadata_sortkey_position);
+
+ if (se->sorted_results) {
+ if (!reclist_sortparms_cmp(se->sorted_results, sp))
+ same_sort_order = 1;
+ }
+ session_clear_set(se, sp);
relevance_destroy(&se->relevance);
live_channels = select_targets(se, filter);
no_failed_query++;
else if (parse_ret == -2)
no_failed_limit++;
+ else if (parse_ret < 0)
+ no_working++; /* other error, such as bad CCL map */
else
{
int r =
se->service->z3950_session_timeout,
se->service->server->iochan_man,
&tval);
- if (parse_ret == 1 && r == 2)
+ if (parse_ret == 1 && r == 2 && same_sort_order)
{
session_log(se, YLOG_LOG, "client %s REUSE result", client_get_id(cl));
client_reingest(cl);
session->session_nmem = nmem;
session->nmem = nmem_create();
session->databases = 0;
+ session->sorted_results = 0;
+
for (i = 0; i <= SESSION_WATCH_MAX; i++)
{
session->watchlist[i].data = 0;