-/* $Id: pazpar2.c,v 1.54 2007-03-27 11:25:57 marc Exp $ */
+/* $Id: pazpar2.c,v 1.61 2007-04-03 04:05:01 quinn Exp $ */
#include <stdlib.h>
#include <stdio.h>
#include "relevance.h"
#include "config.h"
#include "database.h"
+#include "settings.h"
#define MAX_CHUNK 15
static void ingest_records(struct client *cl, Z_Records *r);
//static struct conf_retrievalprofile *database_retrieval_profile(struct database *db);
void session_alert_watch(struct session *s, int what);
+char *session_setting_oneval(struct session *s, struct database *db, const char *name);
IOCHAN channel_list = 0; // Master list of connections we're handling events to
"",
"",
"",
+ "",
0,
0,
30,
MAX_CHUNK,
0,
0,
- 0,
0
};
odr_reset(global_parameters.odr_out);
}
+static void pull_terms(NMEM nmem, struct ccl_rpn_node *n, char **termlist, int *num)
+{
+ switch (n->kind)
+ {
+ case CCL_RPN_AND:
+ case CCL_RPN_OR:
+ case CCL_RPN_NOT:
+ case CCL_RPN_PROX:
+ pull_terms(nmem, n->u.p[0], termlist, num);
+ pull_terms(nmem, n->u.p[1], termlist, num);
+ break;
+ case CCL_RPN_TERM:
+ termlist[(*num)++] = nmem_strdup(nmem, n->u.t.term);
+ break;
+ default: // NOOP
+ break;
+ }
+}
+
+// Extract terms from query into null-terminated termlist
+static void extract_terms(NMEM nmem, struct ccl_rpn_node *query, char **termlist)
+{
+ int num = 0;
+
+ pull_terms(nmem, query, termlist, &num);
+ termlist[num] = 0;
+}
+
static void send_search(IOCHAN i)
{
struct connection *co = iochan_getdata(i);
Z_Query *zquery;
struct ccl_rpn_node *cn;
int ssub = 0, lslb = 100000, mspn = 10;
+ char *recsyn;
+ char *piggyback;
yaz_log(YLOG_DEBUG, "Sending search");
- cn = ccl_find_str(global_parameters.ccl_filter, se->query, &cerror, &cpos);
+ cn = ccl_find_str(db->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);
+ }
+
a->u.searchRequest->query = zquery = odr_malloc(global_parameters.odr_out,
sizeof(Z_Query));
zquery->which = Z_Query_type_1;
for (ndb = 0; db->databases[ndb]; ndb++)
databaselist[ndb] = db->databases[ndb];
- a->u.searchRequest->preferredRecordSyntax =
- yaz_oidval_to_z3950oid(global_parameters.odr_out,
- CLASS_RECSYN, VAL_USMARC);
- a->u.searchRequest->smallSetUpperBound = &ssub;
- a->u.searchRequest->largeSetLowerBound = &lslb;
- a->u.searchRequest->mediumSetPresentNumber = &mspn;
+ if (!(piggyback = session_setting_oneval(se, db, "pz:piggyback")) || *piggyback == '1')
+ {
+ if ((recsyn = session_setting_oneval(se, db, "pz:syntax")))
+ a->u.searchRequest->preferredRecordSyntax =
+ yaz_str_to_z3950oid(global_parameters.odr_out,
+ CLASS_RECSYN, recsyn);
+ a->u.searchRequest->smallSetUpperBound = &ssub;
+ a->u.searchRequest->largeSetLowerBound = &lslb;
+ a->u.searchRequest->mediumSetPresentNumber = &mspn;
+ }
a->u.searchRequest->resultSetName = "Default";
a->u.searchRequest->databaseNames = databaselist;
a->u.searchRequest->num_databaseNames = ndb;
{
struct connection *co = iochan_getdata(i);
struct client *cl = co->client;
+ struct session *se = cl->session;
+ struct database *db = cl->database;
Z_APDU *a = zget_APDU(global_parameters.odr_out, Z_APDU_presentRequest);
int toget;
int start = cl->records + 1;
+ char *recsyn;
toget = global_parameters.chunk;
if (toget > global_parameters.toget - cl->records)
a->u.presentRequest->resultSetId = "Default";
- a->u.presentRequest->preferredRecordSyntax =
- yaz_oidval_to_z3950oid(global_parameters.odr_out,
- CLASS_RECSYN, VAL_USMARC);
+ if ((recsyn = session_setting_oneval(se, db, "pz:syntax")))
+ a->u.presentRequest->preferredRecordSyntax =
+ yaz_str_to_z3950oid(global_parameters.odr_out,
+ CLASS_RECSYN, recsyn);
if (send_apdu(cl, a) >= 0)
{
return buf;
}
-
-#ifdef GAGA
-// FIXME needs to be generalized. Should flexibly generate X lists per search
-static void extract_subject(struct session *s, const char *rec)
-{
- const char *field, *subfield;
-
- while ((field = find_field(rec, "650")))
- {
- rec = field;
- if ((subfield = find_subfield(field, 'a')))
- {
- char *e, *ef;
- char buf[1024];
- int len;
-
- ef = index(subfield, '\n');
- if (!ef)
- return;
- if ((e = index(subfield, '\t')) && e < ef)
- ef = e;
- while (ef > subfield && !isalpha(*(ef - 1)) && *(ef - 1) != ')')
- ef--;
- len = ef - subfield;
- assert(len < 1023);
- memcpy(buf, subfield, len);
- buf[len] = '\0';
-#ifdef FIXME
- if (*buf)
- termlist_insert(s->termlist, buf);
-#endif
- }
- }
-}
-#endif
-
static void add_facet(struct session *s, const char *type, const char *value)
{
int i;
return res;
}
+// Retrieve first defined value for 'name' for given database.
+// Will be extended to take into account user associated with session
+char *session_setting_oneval(struct session *s, struct database *db, const char *name)
+{
+ int offset = settings_offset(name);
+
+ if (offset < 0)
+ return 0;
+ if (!db->settings[offset])
+ return 0;
+ return db->settings[offset]->value;
+}
+
static void ingest_records(struct client *cl, Z_Records *r)
{
#if USE_TIMING
cl->connection = new;
new->link = link;
- new->iochan = iochan_create(cs_fileno(link), handler, 0);
+ new->iochan = iochan_create(cs_fileno(link), 0, handler, 0);
iochan_setdata(new->iochan, new);
new->iochan->next = channel_list;
channel_list = new->iochan;
#endif
-static void pull_terms(NMEM nmem, struct ccl_rpn_node *n, char **termlist, int *num)
-{
- switch (n->kind)
- {
- case CCL_RPN_AND:
- case CCL_RPN_OR:
- case CCL_RPN_NOT:
- case CCL_RPN_PROX:
- pull_terms(nmem, n->u.p[0], termlist, num);
- pull_terms(nmem, n->u.p[1], termlist, num);
- break;
- case CCL_RPN_TERM:
- termlist[(*num)++] = nmem_strdup(nmem, n->u.t.term);
- break;
- default: // NOOP
- break;
- }
-}
-
-// Extract terms from query into null-terminated termlist
-static int extract_terms(NMEM nmem, char *query, char **termlist)
-{
- int error, pos;
- struct ccl_rpn_node *n;
- int num = 0;
-
- n = ccl_find_str(global_parameters.ccl_filter, query, &error, &pos);
- if (!n)
- return -1;
- pull_terms(nmem, n, termlist, &num);
- termlist[num] = 0;
- ccl_rpn_delete(n);
- return 0;
-}
-
static struct client *client_create(void)
{
struct client *r;
}
if (live_channels)
{
- char *p[512];
int maxrecs = live_channels * global_parameters.toget;
se->num_termlists = 0;
se->reclist = reclist_create(se->nmem, maxrecs);
- extract_terms(se->nmem, query, p);
- se->relevance = relevance_create(se->nmem, (const char **) p, 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;
}
stat->num_clients = count;
}
-static CCL_bibset load_cclfile(const char *fn)
-{
- CCL_bibset res = ccl_qual_mk();
- if (ccl_qual_fname(res, fn) < 0)
- {
- yaz_log(YLOG_FATAL|YLOG_ERRNO, "%s", fn);
- exit(1);
- }
- return res;
-}
-
static void start_http_listener(void)
{
char hp[128] = "";
http_init(hp);
}
+// Initialize CCL map for a target
+// Note: This approach ignores user-specific CCL maps, for which I
+// don't presently see any application.
+static void prepare_cclmap(void *context, struct database *db)
+{
+ struct setting *s;
+
+ if (!db->settings)
+ return;
+ db->ccl_map = ccl_qual_mk();
+ for (s = db->settings[PZ_CCLMAP]; s; s = s->next)
+ if (!*s->user)
+ {
+ char *p = strchr(s->name + 3, ':');
+ if (!p)
+ {
+ yaz_log(YLOG_FATAL, "Malformed cclmap name: %s", s->name);
+ exit(1);
+ }
+ p++;
+ ccl_qual_fitem(db->ccl_map, s->value, p);
+ }
+}
+
+// Read settings for each database, and prepare a CCL map for that database
+static void prepare_cclmaps(void)
+{
+ grep_databases(0, 0, prepare_cclmap);
+}
+
static void start_proxy(void)
{
char hp[128] = "";
struct conf_server *ser = global_parameters.server;
if (*global_parameters.zproxy_override){
- yaz_log(YLOG_LOG, "Z39.50 proxy %s",
+ yaz_log(YLOG_LOG, "Z39.50 proxy %s",
global_parameters.zproxy_override);
return;
}
sprintf(hp + strlen(hp), "%d", ser->zproxy_port);
}
strcpy(global_parameters.zproxy_override, hp);
- yaz_log(YLOG_LOG, "Z39.50 proxy %s",
+ yaz_log(YLOG_LOG, "Z39.50 proxy %s",
global_parameters.zproxy_override);
}
yaz_log_init(YLOG_DEFAULT_LEVEL, "pazpar2", 0);
- while ((ret = options("f:x:h:p:z:C:s:d", argv, argc, &arg)) != -2)
+ while ((ret = options("t:f:x:h:p:z:s:d", argv, argc, &arg)) != -2)
{
switch (ret) {
case 'f':
case 'h':
strcpy(global_parameters.listener_override, arg);
break;
- case 'C':
- global_parameters.ccl_filter = load_cclfile(arg);
- break;
case 'p':
strcpy(global_parameters.proxy_override, arg);
break;
case 'z':
strcpy(global_parameters.zproxy_override, arg);
break;
+ case 't':
+ strcpy(global_parameters.settings_path_override, arg);
+ break;
case 's':
load_simpletargets(arg);
break;
start_proxy();
start_zproxy();
- if (!global_parameters.ccl_filter)
- global_parameters.ccl_filter = load_cclfile("../etc/default.bib");
+ if (*global_parameters.settings_path_override)
+ settings_read(global_parameters.settings_path_override);
+ else if (global_parameters.server->settings)
+ settings_read(global_parameters.server->settings);
+ else
+ yaz_log(YLOG_WARN, "No settings-directory specified. Problems may ensue!");
+ prepare_cclmaps();
global_parameters.yaz_marc = yaz_marc_create();
yaz_marc_subfield_str(global_parameters.yaz_marc, "\t");
global_parameters.odr_in = odr_createmem(ODR_DECODE);
projects / pazpar2-moved-to-github.git / blobdiff