/* This file is part of Pazpar2.
- Copyright (C) 2006-2008 Index Data
+ Copyright (C) 2006-2009 Index Data
Pazpar2 is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
#include <unistd.h>
#endif
#include <signal.h>
-#include <ctype.h>
#include <assert.h>
#include <yaz/marcdisp.h>
/** \brief Represents client state for a connection to one search target */
struct client {
struct session_database *database;
+ struct conf_server *server;
struct connection *connection;
struct session *session;
char *pquery; // Current search
char *cqlquery; // used for SRU targets only
int hits;
int record_offset;
- int setno;
int diagnostic;
enum client_state state;
struct show_raw *show_raw;
struct client *next; // next client in session or next in free list
+ ZOOM_resultset resultset;
};
struct show_raw {
"Client_Working",
"Client_Error",
"Client_Failed",
- "Client_Disconnected",
- "Client_Stopped",
- "Client_Continue"
+ "Client_Disconnected"
};
-static struct client *client_freelist = 0;
+static struct client *client_freelist = 0; /* thread pr */
const char *client_get_state_str(struct client *cl)
{
}
static void client_send_raw_present(struct client *cl);
+static int nativesyntax_to_type(struct session_database *sdb, char *type,
+ ZOOM_record rec);
+
+static void client_show_immediate(
+ ZOOM_resultset resultset, struct session_database *sdb, int position,
+ void *data,
+ void (*error_handler)(void *data, const char *addinfo),
+ void (*record_handler)(void *data, const char *buf, size_t sz),
+ int binary)
+{
+ ZOOM_record rec = 0;
+ char type[80];
+ const char *buf;
+ int len;
+
+ if (!resultset)
+ {
+ error_handler(data, "no resultset");
+ return;
+ }
+ rec = ZOOM_resultset_record(resultset, position-1);
+ if (!rec)
+ {
+ error_handler(data, "no record");
+ return;
+ }
+ if (binary)
+ strcpy(type, "raw");
+ else
+ nativesyntax_to_type(sdb, type, rec);
+ buf = ZOOM_record_get(rec, type, &len);
+ if (!buf)
+ {
+ error_handler(data, "no record");
+ return;
+ }
+ record_handler(data, buf, len);
+}
+
int client_show_raw_begin(struct client *cl, int position,
const char *syntax, const char *esn,
void (*error_handler)(void *data, const char *addinfo),
void (*record_handler)(void *data, const char *buf,
size_t sz),
- void **data2,
int binary)
{
- struct show_raw *rr, **rrp;
- if (!cl->connection)
- { /* the client has no connection */
- return -1;
- }
- 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)
- rr->syntax = xstrdup(syntax);
- else
- rr->syntax = 0;
- if (esn)
- rr->esn = xstrdup(esn);
- else
- rr->esn = 0;
- rr->next = 0;
-
- 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, "client disconnected");
- }
+ if (syntax == 0 && esn == 0)
+ client_show_immediate(cl->resultset, client_get_database(cl),
+ position, data,
+ error_handler, record_handler,
+ binary);
else
{
- client_send_raw_present(cl);
+ struct show_raw *rr, **rrp;
+
+ if (!cl->connection)
+ return -1;
+
+
+ rr = xmalloc(sizeof(*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)
+ rr->syntax = xstrdup(syntax);
+ else
+ rr->syntax = 0;
+ if (esn)
+ rr->esn = xstrdup(esn);
+ else
+ rr->esn = 0;
+ rr->next = 0;
+
+ 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, "client disconnected");
+ }
+ else
+ {
+ client_send_raw_present(cl);
+ }
}
return 0;
}
{
struct session_database *sdb = client_get_database(cl);
struct connection *co = client_get_connection(cl);
- ZOOM_resultset set = connection_get_resultset(co);
+ ZOOM_resultset set = cl->resultset;
int offset = cl->show_raw->position;
const char *syntax = 0;
connection_continue(co);
}
-static int nativesyntax_to_type(struct session_database *sdb, char *type)
+static int nativesyntax_to_type(struct session_database *sdb, char *type,
+ ZOOM_record rec)
{
const char *s = session_setting_oneval(sdb, PZ_NATIVESYNTAX);
return -1;
return 0;
}
- return -1;
+ else /* attempt to deduce structure */
+ {
+ const char *syntax = ZOOM_record_get(rec, "syntax", NULL);
+ if (syntax)
+ {
+ if (!strcmp(syntax, "XML"))
+ {
+ strcpy(type, "xml");
+ return 0;
+ }
+ else if (!strcmp(syntax, "USmarc") || !strcmp(syntax, "MARC21"))
+ {
+ strcpy(type, "xml; charset=marc8-s");
+ return 0;
+ }
+ else return -1;
+ }
+ else return -1;
+ }
}
static void ingest_raw_record(struct client *cl, ZOOM_record rec)
else
{
struct session_database *sdb = client_get_database(cl);
- nativesyntax_to_type(sdb, type);
+ nativesyntax_to_type(sdb, type, rec);
}
buf = ZOOM_record_get(rec, type, &len);
struct connection *co = cl->connection;
struct session *se = cl->session;
ZOOM_connection link = connection_get_link(co);
- ZOOM_resultset resultset = connection_get_resultset(co);
+ ZOOM_resultset resultset = cl->resultset;
const char *error, *addinfo;
if (ZOOM_connection_error(link, &error, &addinfo))
{
struct connection *co = cl->connection;
ZOOM_connection link = connection_get_link(co);
- ZOOM_resultset resultset = connection_get_resultset(co);
+ ZOOM_resultset resultset = cl->resultset;
const char *error, *addinfo;
if (ZOOM_connection_error(link, &error, &addinfo))
struct session_database *sdb = client_get_database(cl);
const char *xmlrec;
char type[80];
- nativesyntax_to_type(sdb, type);
+ if (nativesyntax_to_type(sdb, type, rec))
+ yaz_log(YLOG_WARN, "Failed to determine record type");
if ((xmlrec = ZOOM_record_get(rec, type, NULL)))
{
if (ingest_record(cl, xmlrec, cl->record_offset))
ZOOM_connection_option_set(link, "databaseName", databaseName);
ZOOM_connection_option_set(link, "presentChunk", "20");
-
+
if (cl->cqlquery)
{
ZOOM_query q = ZOOM_query_create();
+ yaz_log(YLOG_LOG, "Search %s CQL: %s", sdb->database->url, cl->cqlquery);
ZOOM_query_cql(q, cl->cqlquery);
rs = ZOOM_connection_search(link, q);
ZOOM_query_destroy(q);
}
else
+ {
+ yaz_log(YLOG_LOG, "Search %s PQF: %s", sdb->database->url, cl->pquery);
rs = ZOOM_connection_search_pqf(link, cl->pquery);
- connection_set_resultset(co, rs);
+ }
+ ZOOM_resultset_destroy(cl->resultset);
+ cl->resultset = rs;
connection_continue(co);
}
r->session = 0;
r->hits = 0;
r->record_offset = 0;
- r->setno = 0;
r->diagnostic = 0;
r->state = Client_Disconnected;
r->show_raw = 0;
+ r->resultset = 0;
r->next = 0;
return r;
}
if (c->connection)
connection_release(c->connection);
+
+ ZOOM_resultset_destroy(c->resultset);
+ c->resultset = 0;
c->next = client_freelist;
client_freelist = c;
}
char *r;
WRBUF wrb = wrbuf_alloc();
int status;
+ ODR odr_out = odr_createmem(ODR_ENCODE);
- zquery = p_query_rpn(global_parameters.odr_out, cl->pquery);
+ zquery = p_query_rpn(odr_out, cl->pquery);
if ((status = cql_transform_rpn2cql_wrbuf(cqlt, wrb, zquery)))
{
yaz_log(YLOG_WARN, "failed to generate CQL query, code=%d", status);
- return 0;
+ r = 0;
}
- r = xstrdup(wrbuf_cstr(wrb));
-
+ else
+ {
+ r = xstrdup(wrbuf_cstr(wrb));
+ }
wrbuf_destroy(wrb);
- odr_reset(global_parameters.odr_out); // releases the zquery
+ odr_destroy(odr_out);
cql_transform_close(cqlt);
return r;
}
int cerror, cpos;
CCL_bibset ccl_map = prepare_cclmap(cl);
const char *sru = session_setting_oneval(sdb, PZ_SRU);
+ const char *pqf_prefix = session_setting_oneval(sdb, PZ_PQF_PREFIX);
if (!ccl_map)
return -1;
return -1;
}
wrbuf_rewind(se->wrbuf);
+ if (*pqf_prefix)
+ {
+ wrbuf_puts(se->wrbuf, pqf_prefix);
+ wrbuf_puts(se->wrbuf, " ");
+ }
ccl_pquery(se->wrbuf, cn);
xfree(cl->pquery);
cl->pquery = xstrdup(wrbuf_cstr(se->wrbuf));
char *p[512];
extract_terms(se->nmem, cn, p);
se->relevance = relevance_create(
- global_parameters.server->relevance_pct,
+ se->service->relevance_pct,
se->nmem, (const char **) p,
se->expected_maxrecs);
}
int client_is_active(struct client *cl)
{
- if (cl->connection && (cl->state == Client_Continue ||
- cl->state == Client_Connecting ||
+ if (cl->connection && (cl->state == Client_Connecting ||
cl->state == Client_Working))
return 1;
return 0;
/*
* Local variables:
* c-basic-offset: 4
+ * c-file-style: "Stroustrup"
* indent-tabs-mode: nil
* End:
* vim: shiftwidth=4 tabstop=8 expandtab
*/
+