-/* $Id: logic.c,v 1.4 2007-04-17 07:52:03 marc Exp $
+/* $Id: logic.c,v 1.5 2007-04-17 21:25:26 quinn Exp $
Copyright (c) 2006-2007, Index Data.
This file is part of Pazpar2.
struct session *se = cl->session;
struct session_database *sdb = cl->database;
Z_APDU *a = zget_APDU(global_parameters.odr_out, Z_APDU_searchRequest);
- int ndb, cerror, cpos;
+ int ndb;
char **databaselist;
Z_Query *zquery;
- struct ccl_rpn_node *cn;
int ssub = 0, lslb = 100000, mspn = 10;
char *recsyn = 0;
char *piggyback = 0;
yaz_log(YLOG_DEBUG, "Sending search to %s", cl->database->database->url);
- cn = ccl_find_str(sdb->database->ccl_map, se->query, &cerror, &cpos);
- if (!cn)
- return;
-
- if (!se->relevance)
- {
- // Initialize relevance structure with query terms
- char *p[512];
- extract_terms(se->nmem, cn, p);
- se->relevance = relevance_create(se->nmem, (const char **) p,
- se->expected_maxrecs);
- }
-
// constructing RPN query
a->u.searchRequest->query = zquery = odr_malloc(global_parameters.odr_out,
sizeof(Z_Query));
zquery->which = Z_Query_type_1;
- zquery->u.type_1 = ccl_rpn_query(global_parameters.odr_out, cn);
- ccl_rpn_delete(cn);
+ zquery->u.type_1 = p_query_rpn(global_parameters.odr_out, cl->pquery);
// converting to target encoding
if ((queryenc = session_setting_oneval(sdb, PZ_QUERYENCODING))){
return 0;
}
+// Parse the query given the settings specific to this client
+static int client_parse_query(struct client *cl)
+{
+ struct session *se = cl->session;
+ struct ccl_rpn_node *cn;
+ int cerror, cpos;
+
+ cn = ccl_find_str(cl->database->database->ccl_map, se->query, &cerror, &cpos);
+ if (!cn)
+ {
+ cl->state = Client_Error;
+ yaz_log(YLOG_WARN, "Failed to parse query for %s",
+ cl->database->database->url);
+ return -1;
+ }
+ wrbuf_rewind(se->wrbuf);
+ ccl_pquery(se->wrbuf, cn);
+ if (cl->pquery)
+ xfree(cl->pquery);
+ cl->pquery = xstrdup(wrbuf_buf(se->wrbuf));
+
+ if (!se->relevance)
+ {
+ // Initialize relevance structure with query terms
+ char *p[512];
+ extract_terms(se->nmem, cn, p);
+ se->relevance = relevance_create(se->nmem, (const char **) p,
+ se->expected_maxrecs);
+ }
+
+ ccl_rpn_delete(cn);
+ return 0;
+}
+
static struct client *client_create(void)
{
struct client *r;
}
else
r = xmalloc(sizeof(struct client));
+ r->pquery = 0;
r->database = 0;
r->connection = 0;
r->session = 0;
criteria = parse_filter(se->nmem, filter);
strcpy(se->query, query);
se->requestid++;
- select_targets(se, criteria);
- for (cl = se->clients; cl; cl = cl->next)
- {
- if (client_prep_connection(cl))
- live_channels++;
- }
+ live_channels = select_targets(se, criteria);
if (live_channels)
{
int maxrecs = live_channels * global_parameters.toget;
se->num_termlists = 0;
se->reclist = reclist_create(se->nmem, maxrecs);
// This will be initialized in send_search()
- se->relevance = 0;
se->total_records = se->total_hits = se->total_merged = 0;
se->expected_maxrecs = maxrecs;
}
else
return "NOTARGETS";
+ se->relevance = 0;
+ for (cl = se->clients; cl; cl = cl->next)
+ {
+ if (client_prep_connection(cl))
+ {
+ if (client_parse_query(cl) < 0) // Query must parse for all targets
+ return "QUERY";
+ }
+ }
+
return 0;
}