-/* $Id: client.c,v 1.14 2007-07-05 18:40:24 adam Exp $
+/* $Id: client.c,v 1.29 2007-10-08 13:19:23 adam Exp $
Copyright (c) 2006-2007, Index Data.
This file is part of Pazpar2.
struct show_raw {
int active; // whether this request has been sent to the server
int position;
+ int binary;
char *syntax;
char *esn;
void (*error_handler)(void *data, const char *addinfo);
void (*record_handler)(void *data, const char *buf, size_t sz);
void *data;
+ struct show_raw *next;
};
static const char *client_states[] = {
"Client_Error",
"Client_Failed",
"Client_Disconnected",
- "Client_Stopped"
+ "Client_Stopped",
+ "Client_Continue"
};
static struct client *client_freelist = 0;
void client_set_state(struct client *cl, enum client_state st)
{
cl->state = st;
+ if (cl->session)
+ {
+ int no_active = session_active_clients(cl->session);
+ if (no_active == 0)
+ session_alert_watch(cl->session, SESSION_WATCH_SHOW);
+ }
}
static void client_show_raw_error(struct client *cl, const char *addinfo);
client_show_raw_error(cl, "client connection failure");
yaz_log(YLOG_WARN, "Fatal error from %s", client_get_url(cl));
connection_destroy(cl->connection);
- cl->state = Client_Error;
+ client_set_state(cl, Client_Error);
}
void *data,
void (*error_handler)(void *data, const char *addinfo),
void (*record_handler)(void *data, const char *buf,
- size_t sz))
+ size_t sz),
+ void **data2,
+ int binary)
{
- if (cl->show_raw)
+ struct show_raw *rr, **rrp;
+ if (!cl->connection)
+ { /* the client has no connection */
return -1;
- cl->show_raw = xmalloc(sizeof(*cl->show_raw));
- cl->show_raw->position = position;
- cl->show_raw->active = 0;
- cl->show_raw->data = data;
- cl->show_raw->error_handler = error_handler;
- cl->show_raw->record_handler = record_handler;
+ }
+ rr = xmalloc(sizeof(*rr));
+ *data2 = rr;
+ rr->position = position;
+ rr->active = 0;
+ rr->data = data;
+ rr->error_handler = error_handler;
+ rr->record_handler = record_handler;
+ rr->binary = binary;
if (syntax)
- cl->show_raw->syntax = xstrdup(syntax);
+ rr->syntax = xstrdup(syntax);
else
- cl->show_raw->syntax = 0;
+ rr->syntax = 0;
if (esn)
- cl->show_raw->esn = xstrdup(esn);
+ rr->esn = xstrdup(esn);
else
- cl->show_raw->esn = 0;
+ rr->esn = 0;
+ rr->next = 0;
-
- if (cl->state == Client_Failed || cl->state == Client_Disconnected)
+ for (rrp = &cl->show_raw; *rrp; rrp = &(*rrp)->next)
+ ;
+ *rrp = rr;
+
+ if (cl->state == Client_Failed)
+ {
+ client_show_raw_error(cl, "client failed");
+ }
+ else if (cl->state == Client_Disconnected)
{
- client_show_raw_error(cl, "not connected");
+ client_show_raw_error(cl, "client disconnected");
}
else
{
return 0;
}
-void client_show_raw_reset(struct client *cl)
+void client_show_raw_remove(struct client *cl, void *data)
{
- xfree(cl->show_raw);
- cl->show_raw = 0;
+ struct show_raw *rr = data;
+ struct show_raw **rrp = &cl->show_raw;
+ while (*rrp != rr)
+ rrp = &(*rrp)->next;
+ if (*rrp)
+ {
+ *rrp = rr->next;
+ xfree(rr);
+ }
+}
+
+void client_show_raw_dequeue(struct client *cl)
+{
+ struct show_raw *rr = cl->show_raw;
+
+ cl->show_raw = rr->next;
+ xfree(rr);
}
static void client_show_raw_error(struct client *cl, const char *addinfo)
{
- if (cl->show_raw)
+ while (cl->show_raw)
{
cl->show_raw->error_handler(cl->show_raw->data, addinfo);
- client_show_raw_reset(cl);
+ client_show_raw_dequeue(cl);
}
}
static void client_show_raw_cancel(struct client *cl)
{
- if (cl->show_raw)
+ while (cl->show_raw)
{
cl->show_raw->error_handler(cl->show_raw->data, "cancel");
- client_show_raw_reset(cl);
+ client_show_raw_dequeue(cl);
}
}
char **databaselist;
Z_Query *zquery;
int ssub = 0, lslb = 100000, mspn = 10;
- char *piggyback = 0;
- char *queryenc = 0;
- yaz_iconv_t iconv = 0;
+ const char *piggyback = session_setting_oneval(sdb, PZ_PIGGYBACK);
+ const char *queryenc = session_setting_oneval(sdb, PZ_QUERYENCODING);
yaz_log(YLOG_DEBUG, "Sending search to %s", sdb->database->url);
client_get_pquery(cl));
// converting to target encoding
- if ((queryenc = session_setting_oneval(sdb, PZ_QUERYENCODING))){
- iconv = yaz_iconv_open(queryenc, "UTF-8");
+ if (queryenc && *queryenc)
+ {
+ yaz_iconv_t iconv = yaz_iconv_open(queryenc, "UTF-8");
if (iconv){
yaz_query_charset_convert_rpnquery(zquery->u.type_1,
global_parameters.odr_out,
for (ndb = 0; sdb->database->databases[ndb]; ndb++)
databaselist[ndb] = sdb->database->databases[ndb];
- if (!(piggyback = session_setting_oneval(sdb, PZ_PIGGYBACK))
- || *piggyback == '1')
+ if (!piggyback || *piggyback == '1')
{
const char *elements = session_setting_oneval(sdb, PZ_ELEMENTS);
const char *recsyn = session_setting_oneval(sdb, PZ_REQUESTSYNTAX);
yaz_log(YLOG_DEBUG, "Init response %s", cl->database->database->url);
if (*r->result)
- {
- cl->state = Client_Idle;
- }
+ cl->state = Client_Continue;
else
cl->state = Client_Failed; // FIXME need to do something to the connection
}
return;
}
+ if (cl->show_raw && cl->show_raw->binary)
+ {
+ Z_External *rec = npr->u.databaseRecord;
+ if (rec->which == Z_External_octet)
+ {
+ cl->show_raw->record_handler(cl->show_raw->data,
+ (const char *)
+ rec->u.octet_aligned->buf,
+ rec->u.octet_aligned->len);
+ client_show_raw_dequeue(cl);
+ }
+ else
+ client_show_raw_error(cl, "no records");
+ }
+
doc = record_to_xml(client_get_database(cl), npr->u.databaseRecord);
if (!doc)
{
xmlDocDumpMemory(doc, &buf_out, &len_out);
xmlFreeDoc(doc);
- cl->show_raw->record_handler(cl->show_raw->data,
- (const char *) buf_out, len_out);
-
+ if (cl->show_raw)
+ {
+ cl->show_raw->record_handler(cl->show_raw->data,
+ (const char *) buf_out, len_out);
+ client_show_raw_dequeue(cl);
+ }
xmlFree(buf_out);
- xfree(cl->show_raw);
- cl->show_raw = 0;
}
static void ingest_records(struct client *cl, Z_Records *r)
continue;
}
if (rlist->num_records)
- session_alert_watch(s, SESSION_WATCH_RECORDS);
+ session_alert_watch(s, SESSION_WATCH_SHOW);
+ if (rlist->num_records)
+ session_alert_watch(s, SESSION_WATCH_RECORD);
#if USE_TIMING
yaz_timing_stop(t);
if (*r->searchStatus)
{
cl->hits = *r->resultCount;
- se->total_hits += cl->hits;
+ if (cl->hits < 0)
+ {
+ yaz_log(YLOG_WARN, "Target %s returns hit count %d",
+ cl->database->database->url, cl->hits);
+ }
+ else
+ se->total_hits += cl->hits;
if (r->presentStatus && !*r->presentStatus && r->records)
{
yaz_log(YLOG_DEBUG, "Records in search response %s",
cl->database->database->url);
ingest_records(cl, r->records);
}
- cl->state = Client_Idle;
+ cl->state = Client_Continue;
}
else
{ /*"FAILED"*/
}
else
ingest_records(cl, recs);
- cl->state = Client_Idle;
+ cl->state = Client_Continue;
}
else if (*r->presentStatus)
{
static void init_authentication(struct client *cl, Z_InitRequest *req)
{
struct session_database *sdb = client_get_database(cl);
- char *auth = session_setting_oneval(sdb, PZ_AUTHENTICATION);
+ const char *auth = session_setting_oneval(sdb, PZ_AUTHENTICATION);
if (*auth)
{
Z_IdAuthentication *idAuth = odr_malloc(global_parameters.odr_out,
sizeof(*idAuth));
idAuth->which = Z_IdAuthentication_open;
- idAuth->u.open = auth;
+ idAuth->u.open = odr_strdup(global_parameters.odr_out, auth);
req->idAuthentication = idAuth;
connection_set_authentication(co, nmem_strdup(se->session_nmem, auth));
}
struct session_database *sdb = client_get_database(cl);
char *ztarget = sdb->database->url;
//char *ztarget = sdb->url;
- char *zproxy = session_setting_oneval(sdb, PZ_ZPROXY);
-
+ const char *zproxy = session_setting_oneval(sdb, PZ_ZPROXY);
+
if (*zproxy)
yaz_oi_set_string_oid(&req->otherInfo,
global_parameters.odr_out,
if (cl->state == Client_Connected) {
client_init_request(cl);
}
- if (cl->state == Client_Idle)
+ if (cl->state == Client_Continue || cl->state == Client_Idle)
{
struct session *se = client_get_session(cl);
if (cl->requestid != se->requestid && cl->pquery) {
cl->records < cl->hits) {
client_send_present(cl);
}
+ else
+ client_set_state(cl, Client_Idle);
}
}
void client_disconnect(struct client *cl)
{
if (cl->state != Client_Idle)
- cl->state = Client_Disconnected;
+ client_set_state(cl, Client_Disconnected);
client_set_connection(cl, 0);
}
if (!ccl_map)
return -1;
+
cn = ccl_find_str(ccl_map, query, &cerror, &cpos);
ccl_qual_rm(&ccl_map);
if (!cn)
// Initialize relevance structure with query terms
char *p[512];
extract_terms(se->nmem, cn, p);
- se->relevance = relevance_create(client_get_database(cl)->pct,
- se->nmem, (const char **) p,
- se->expected_maxrecs);
+ se->relevance = relevance_create(
+ global_parameters.server->relevance_pct,
+ se->nmem, (const char **) p,
+ se->expected_maxrecs);
}
ccl_rpn_delete(cn);
int client_is_active(struct client *cl)
{
- if (cl->connection && (cl->state == Client_Connecting ||
+ if (cl->connection && (cl->state == Client_Continue ||
+ cl->state == Client_Connecting ||
+ cl->state == Client_Connected ||
cl->state == Client_Initializing ||
cl->state == Client_Searching ||
cl->state == Client_Presenting))