int startrecs;
int diagnostic;
int preferred;
+ struct suggestions *suggestions;
enum client_state state;
struct show_raw *show_raw;
ZOOM_resultset resultset;
YAZ_MUTEX mutex;
int ref_count;
- /* copy of database->url */
- char *url;
+ char *id;
+};
+
+struct suggestions {
+ NMEM nmem;
+ int num;
+ char **misspelled;
+ char **suggest;
+ char *passthrough;
};
struct show_raw {
{
int no_active = session_active_clients(cl->session);
- yaz_log(YLOG_DEBUG, "%s: releasing watches on zero active: %d", client_get_url(cl), no_active);
+ yaz_log(YLOG_DEBUG, "%s: releasing watches on zero active: %d",
+ client_get_id(cl), no_active);
if (no_active == 0) {
session_alert_watch(cl->session, SESSION_WATCH_SHOW);
+ session_alert_watch(cl->session, SESSION_WATCH_BYTARGET);
+ session_alert_watch(cl->session, SESSION_WATCH_TERMLIST);
session_alert_watch(cl->session, SESSION_WATCH_SHOW_PREF);
}
}
assert(set);
yaz_log(YLOG_DEBUG, "%s: trying to present %d record(s) from %d",
- client_get_url(cl), 1, offset);
+ client_get_id(cl), 1, offset);
if (cl->show_raw->syntax)
syntax = cl->show_raw->syntax;
strcpy(type, "xml");
return 0;
}
- else if (!strcmp(syntax, "TXML"))
- {
- strcpy(type, "txml");
- return 0;
- }
else if (!strcmp(syntax, "USmarc") || !strcmp(syntax, "MARC21"))
{
strcpy(type, "xml; charset=marc8-s");
*/
void client_report_facets(struct client *cl, ZOOM_resultset rs)
{
- int facet_idx;
struct session_database *sdb = client_get_database(cl);
ZOOM_facet_field *facets = ZOOM_resultset_facets(rs);
- int facet_num;
- struct session *se = client_get_session(cl);
- struct setting *s;
- facet_num = ZOOM_resultset_facets_size(rs);
- yaz_log(YLOG_DEBUG, "client_report_facets: %d", facet_num);
- for (s = sdb->settings[PZ_FACETMAP]; s; s = s->next)
+ if (sdb && facets)
{
- const char *p = strchr(s->name + 3, ':');
- if (p && p[1] && s->value && s->value[0])
+ struct session *se = client_get_session(cl);
+ int facet_num = ZOOM_resultset_facets_size(rs);
+ struct setting *s;
+
+ for (s = sdb->settings[PZ_FACETMAP]; s; s = s->next)
{
- p++; /* p now holds logical facet name */
- for (facet_idx = 0; facet_idx < facet_num; facet_idx++)
+ const char *p = strchr(s->name + 3, ':');
+ if (p && p[1] && s->value && s->value[0])
{
- const char *native_name =
- ZOOM_facet_field_name(facets[facet_idx]);
- if (native_name && !strcmp(s->value, native_name))
+ int facet_idx;
+ p++; /* p now holds logical facet name */
+ for (facet_idx = 0; facet_idx < facet_num; facet_idx++)
{
- size_t term_idx;
- size_t term_num =
- ZOOM_facet_field_term_count(facets[facet_idx]);
- for (term_idx = 0; term_idx < term_num; term_idx++ )
+ const char *native_name =
+ ZOOM_facet_field_name(facets[facet_idx]);
+ if (native_name && !strcmp(s->value, native_name))
{
- int freq;
- const char *term =
- ZOOM_facet_field_get_term(facets[facet_idx],
- term_idx, &freq);
- if (term)
- add_facet(se, p, term, freq);
+ size_t term_idx;
+ size_t term_num =
+ ZOOM_facet_field_term_count(facets[facet_idx]);
+ for (term_idx = 0; term_idx < term_num; term_idx++ )
+ {
+ int freq;
+ const char *term =
+ ZOOM_facet_field_get_term(facets[facet_idx],
+ term_idx, &freq);
+ if (term)
+ add_facet(se, p, term, freq);
+ }
+ break;
}
- break;
}
}
}
void client_check_preferred_watch(struct client *cl)
{
struct session *se = cl->session;
- yaz_log(YLOG_DEBUG, "client_check_preferred_watch: %s ", client_get_url(cl));
+ yaz_log(YLOG_DEBUG, "client_check_preferred_watch: %s ", client_get_id(cl));
if (se)
{
client_unlock(cl);
client_lock(cl);
}
else
- yaz_log(YLOG_WARN, "client_check_preferred_watch: %s. No session!", client_get_url(cl));
+ yaz_log(YLOG_WARN, "client_check_preferred_watch: %s. No session!", client_get_id(cl));
}
+struct suggestions* client_suggestions_create(const char* suggestions_string);
+static void client_suggestions_destroy(struct client *cl);
+
void client_search_response(struct client *cl)
{
struct connection *co = cl->connection;
- struct session *se = cl->session;
ZOOM_connection link = connection_get_link(co);
ZOOM_resultset resultset = cl->resultset;
cl->hits = 0;
client_set_state(cl, Client_Error);
yaz_log(YLOG_WARN, "Search error %s (%s): %s",
- error, addinfo, client_get_url(cl));
+ error, addinfo, client_get_id(cl));
}
else
{
client_report_facets(cl, resultset);
cl->record_offset = cl->startrecs;
cl->hits = ZOOM_resultset_size(resultset);
- if (se) {
- se->total_hits += cl->hits;
- yaz_log(YLOG_DEBUG, "client_search_response: total hits "
- ODR_INT_PRINTF, se->total_hits);
- }
+ if (cl->suggestions)
+ client_suggestions_destroy(cl);
+ cl->suggestions = client_suggestions_create(ZOOM_resultset_option_get(resultset, "suggestions"));
}
}
{
client_unlock(cl);
session_alert_watch(se, SESSION_WATCH_SHOW);
+ session_alert_watch(se, SESSION_WATCH_BYTARGET);
+ session_alert_watch(se, SESSION_WATCH_TERMLIST);
session_alert_watch(se, SESSION_WATCH_RECORD);
client_lock(cl);
}
{
client_set_state(cl, Client_Error);
yaz_log(YLOG_WARN, "Search error %s (%s): %s",
- error, addinfo, client_get_url(cl));
+ error, addinfo, client_get_id(cl));
}
else
{
else if (ZOOM_record_error(rec, &msg, &addinfo, 0))
{
yaz_log(YLOG_WARN, "Record error %s (%s): %s (rec #%d)",
- msg, addinfo, client_get_url(cl),
+ msg, addinfo, client_get_id(cl),
cl->record_offset);
}
else
xmlrec = ZOOM_record_get(rec, type, NULL);
if (!xmlrec)
yaz_log(YLOG_WARN, "ZOOM_record_get failed from %s",
- client_get_url(cl));
+ client_get_id(cl));
else
{
/* OK = 0, -1 = failure, -2 = Filtered */
if (ingest_record(cl, xmlrec, cl->record_offset, nmem) == -1)
- yaz_log(YLOG_WARN, "Failed to ingest from %s", client_get_url(cl));
+ yaz_log(YLOG_WARN, "Failed to ingest from %s", client_get_id(cl));
}
nmem_destroy(nmem);
}
return 0;
}
-void client_start_search(struct client *cl)
+void client_start_search(struct client *cl, const char *sort_strategy_and_spec,
+ int increasing)
{
struct session_database *sdb = client_get_database(cl);
struct connection *co = client_get_connection(cl);
ZOOM_connection link = connection_get_link(co);
ZOOM_resultset rs;
- char *databaseName = sdb->database->databases[0];
const char *opt_piggyback = session_setting_oneval(sdb, PZ_PIGGYBACK);
const char *opt_queryenc = session_setting_oneval(sdb, PZ_QUERYENCODING);
const char *opt_elements = session_setting_oneval(sdb, PZ_ELEMENTS);
const char *opt_preferred = session_setting_oneval(sdb, PZ_PREFERRED);
const char *extra_args = session_setting_oneval(sdb, PZ_EXTRA_ARGS);
char maxrecs_str[24], startrecs_str[24];
+ ZOOM_query q;
assert(link);
- cl->hits = -1;
cl->record_offset = 0;
cl->diagnostic = 0;
if (opt_preferred) {
cl->preferred = atoi(opt_preferred);
if (cl->preferred)
- yaz_log(YLOG_LOG, "Target %s has preferred status: %d", sdb->database->url, cl->preferred);
+ yaz_log(YLOG_LOG, "Target %s has preferred status: %d",
+ client_get_id(cl), cl->preferred);
}
client_set_state(cl, Client_Working);
sprintf(startrecs_str, "%d", cl->startrecs);
ZOOM_connection_option_set(link, "start", startrecs_str);
- if (databaseName)
- ZOOM_connection_option_set(link, "databaseName", databaseName);
-
/* TODO Verify does it break something for CQL targets(non-SOLR) ? */
/* facets definition is in PQF */
client_set_facets_request(cl, link);
+ q = ZOOM_query_create();
if (cl->cqlquery)
{
- ZOOM_query q = ZOOM_query_create();
- yaz_log(YLOG_LOG, "Search %s CQL: %s", sdb->database->url, cl->cqlquery);
+ yaz_log(YLOG_LOG, "Search %s CQL: %s", client_get_id(cl),
+ cl->cqlquery);
ZOOM_query_cql(q, cl->cqlquery);
if (*opt_sort)
ZOOM_query_sortby(q, opt_sort);
- 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);
+ yaz_log(YLOG_LOG, "Search %s PQF: %s", client_get_id(cl), cl->pquery);
+
+ ZOOM_query_prefix(q, cl->pquery);
+ }
+ if (sort_strategy_and_spec &&
+ strlen(sort_strategy_and_spec) < 40 /* spec below */)
+ {
+ char spec[50], *p;
+ strcpy(spec, sort_strategy_and_spec);
+ p = strchr(spec, ':');
+ if (p)
+ {
+ *p++ = '\0'; /* cut the string in two */
+ while (*p == ' ')
+ p++;
+ if (increasing)
+ strcat(p, " <");
+ else
+ strcat(p, " >");
+ yaz_log(YLOG_LOG, "applying %s %s", spec, p);
+ ZOOM_query_sortby2(q, spec, p);
+ }
}
+ rs = ZOOM_connection_search(link, q);
+ ZOOM_query_destroy(q);
ZOOM_resultset_destroy(cl->resultset);
cl->resultset = rs;
connection_continue(co);
}
-struct client *client_create(void)
+struct client *client_create(const char *id)
{
struct client *cl = xmalloc(sizeof(*cl));
cl->maxrecs = 100;
cl->state = Client_Disconnected;
cl->show_raw = 0;
cl->resultset = 0;
+ cl->suggestions = 0;
cl->mutex = 0;
pazpar2_mutex_create(&cl->mutex, "client");
cl->preferred = 0;
cl->ref_count = 1;
- cl->url = 0;
+ assert(id);
+ cl->id = xstrdup(id);
client_use(1);
return cl;
{
pazpar2_incref(&c->ref_count, c->mutex);
yaz_log(YLOG_DEBUG, "client_incref c=%p %s cnt=%d",
- c, client_get_url(c), c->ref_count);
+ c, client_get_id(c), c->ref_count);
}
int client_destroy(struct client *c)
if (c)
{
yaz_log(YLOG_DEBUG, "client_destroy c=%p %s cnt=%d",
- c, client_get_url(c), c->ref_count);
+ c, client_get_id(c), c->ref_count);
if (!pazpar2_decref(&c->ref_count, c->mutex))
{
xfree(c->pquery);
c->pquery = 0;
xfree(c->cqlquery);
c->cqlquery = 0;
- xfree(c->url);
+ xfree(c->id);
assert(!c->connection);
if (c->resultset)
client_set_connection(cl, 0);
}
-// 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;
-}
// Initialize CCL map for a target
static CCL_bibset prepare_cclmap(struct client *cl)
ODR odr_out = odr_createmem(ODR_ENCODE);
zquery = p_query_rpn(odr_out, cl->pquery);
+ if (zquery == 0) {
+ yaz_log(YLOG_WARN, "Failed to generate RPN from PQF: %s", cl->pquery);
+ return 0;
+ }
yaz_log(YLOG_LOG, "PQF: %s", cl->pquery);
if ((status = solr_transform_rpn2solr_wrbuf(sqlt, wrb, zquery)))
{
- yaz_log(YLOG_WARN, "Failed to generate SOLR query, code=%d", status);
+ yaz_log(YLOG_WARN, "Failed to generate SOLR query from PQF %s, code=%d", cl->pquery, status);
r = 0;
}
else
return r;
}
+static void apply_limit(struct session_database *sdb,
+ facet_limits_t facet_limits,
+ WRBUF w_pqf, WRBUF w_ccl)
+{
+ int i = 0;
+ const char *name;
+ const char *value;
+ NMEM nmem_tmp = nmem_create();
+ for (i = 0; (name = facet_limits_get(facet_limits, i, &value)); i++)
+ {
+ struct setting *s = 0;
+
+ for (s = sdb->settings[PZ_LIMITMAP]; s; s = s->next)
+ {
+ const char *p = strchr(s->name + 3, ':');
+ if (p && !strcmp(p + 1, name) && s->value)
+ {
+ char **values = 0;
+ int i, num = 0;
+ nmem_strsplit_escape2(nmem_tmp, "|", value, &values,
+ &num, 1, '\\', 1);
+
+ if (!strncmp(s->value, "rpn:", 4))
+ {
+ const char *pqf = s->value + 4;
+
+ wrbuf_puts(w_pqf, "@and ");
+ wrbuf_puts(w_pqf, pqf);
+ wrbuf_puts(w_pqf, " ");
+ for (i = 0; i < num; i++)
+ {
+ if (i < num - 1)
+ wrbuf_puts(w_pqf, "@or ");
+ yaz_encode_pqf_term(w_pqf, values[i],
+ strlen(values[i]));
+ }
+ }
+ else if (!strncmp(s->value, "ccl:", 4))
+ {
+ const char *ccl = s->value + 4;
+
+ wrbuf_puts(w_ccl, " and (");
+
+ for (i = 0; i < num; i++)
+ {
+ if (i)
+ wrbuf_puts(w_ccl, " or ");
+ wrbuf_puts(w_ccl, ccl);
+ wrbuf_puts(w_ccl, "=\"");
+ wrbuf_puts(w_ccl, values[i]);
+ wrbuf_puts(w_ccl, "\"");
+ }
+ wrbuf_puts(w_ccl, ")");
+
+ }
+ break;
+ }
+ }
+ nmem_reset(nmem_tmp);
+ if (!s)
+ {
+ yaz_log(YLOG_WARN, "Target %s: limit %s used, but no limitmap defined",
+ (sdb->database ? sdb->database->id : "<no id>"), name);
+ }
+ }
+ nmem_destroy(nmem_tmp);
+}
+
// Parse the query given the settings specific to this client
-int client_parse_query(struct client *cl, const char *query)
+int client_parse_query(struct client *cl, const char *query,
+ facet_limits_t facet_limits)
{
struct session *se = client_get_session(cl);
struct session_database *sdb = client_get_database(cl);
struct ccl_rpn_node *cn;
- struct ccl_rpn_node *cn_recordfilter = 0;
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);
const char *pqf_strftime = session_setting_oneval(sdb, PZ_PQF_STRFTIME);
const char *query_syntax = session_setting_oneval(sdb, PZ_QUERY_SYNTAX);
- /* Collected, Mixed, Remote */
- const char *option_recordfilter = session_setting_oneval(sdb, PZ_OPTION_RECORDFILTER);
- const char *record_filter = session_setting_oneval(sdb, PZ_RECORDFILTER);
+ WRBUF w_ccl, w_pqf;
if (!ccl_map)
return -1;
- yaz_log(YLOG_DEBUG, "query: %s", query);
- cn = ccl_find_str(ccl_map, query, &cerror, &cpos);
- if (strcmp("remote", option_recordfilter) == 0 && record_filter != 0 && record_filter[0] != 0) {
- int cerror, cpos;
- yaz_log(YLOG_DEBUG, "record_filter: %s", record_filter);
- cn_recordfilter = ccl_find_str(ccl_map, record_filter, &cerror, &cpos);
- if (!cn_recordfilter)
- session_log(se, YLOG_WARN, "Failed to parse CCL record filter '%s' for %s",
- record_filter, client_get_database(cl)->database->url);
+ cl->hits = -1;
+ w_ccl = wrbuf_alloc();
+ wrbuf_puts(w_ccl, query);
+
+ w_pqf = wrbuf_alloc();
+ if (*pqf_prefix)
+ {
+ wrbuf_puts(w_pqf, pqf_prefix);
+ wrbuf_puts(w_pqf, " ");
}
+
+ apply_limit(sdb, facet_limits, w_pqf, w_ccl);
+
+ yaz_log(YLOG_LOG, "CCL query: %s", wrbuf_cstr(w_ccl));
+ cn = ccl_find_str(ccl_map, wrbuf_cstr(w_ccl), &cerror, &cpos);
ccl_qual_rm(&ccl_map);
if (!cn)
{
client_set_state(cl, Client_Error);
session_log(se, YLOG_WARN, "Failed to parse CCL query '%s' for %s",
- query,
- client_get_database(cl)->database->url);
+ wrbuf_cstr(w_ccl),
+ client_get_id(cl));
+ wrbuf_destroy(w_ccl);
+ wrbuf_destroy(w_pqf);
return -1;
}
- wrbuf_rewind(se->wrbuf);
- if (*pqf_prefix)
- {
- wrbuf_puts(se->wrbuf, pqf_prefix);
- wrbuf_puts(se->wrbuf, " ");
- }
-
- if (cn_recordfilter) {
- wrbuf_puts(se->wrbuf, "@and ");
- ccl_pquery(se->wrbuf, cn_recordfilter);
- wrbuf_puts(se->wrbuf, " ");
- }
+ wrbuf_destroy(w_ccl);
if (!pqf_strftime || !*pqf_strftime)
- ccl_pquery(se->wrbuf, cn);
+ ccl_pquery(w_pqf, cn);
else
{
time_t cur_time = time(0);
for (; *cp; cp++)
{
if (cp[0] == '%')
- ccl_pquery(se->wrbuf, cn);
+ ccl_pquery(w_pqf, cn);
else
- wrbuf_putc(se->wrbuf, cp[0]);
+ wrbuf_putc(w_pqf, cp[0]);
}
}
xfree(cl->pquery);
- cl->pquery = xstrdup(wrbuf_cstr(se->wrbuf));
+ cl->pquery = xstrdup(wrbuf_cstr(w_pqf));
+ wrbuf_destroy(w_pqf);
- yaz_log(YLOG_DEBUG, "PQF query: %s", cl->pquery);
+ yaz_log(YLOG_LOG, "PQF query: %s", cl->pquery);
xfree(cl->cqlquery);
if (!se->relevance)
{
// Initialize relevance structure with query terms
- char *p[512];
- extract_terms(se->nmem, cn, p);
- se->relevance = relevance_create(
- se->service->relevance_pct,
- se->nmem, (const char **) p);
+ se->relevance = relevance_create_ccl(
+ se->service->charsets, se->nmem, cn);
}
ccl_rpn_delete(cn);
return 0;
}
-
Odr_int client_get_hits(struct client *cl)
{
return cl->hits;
return cl->diagnostic;
}
-void client_set_database(struct client *cl, struct session_database *db)
+const char * client_get_suggestions_xml(struct client *cl, WRBUF wrbuf)
{
- cl->database = db;
- /* Copy the URL for safe logging even after session is gone */
- if (db) {
- cl->url = xstrdup(db->database->url);
+ /* int idx; */
+ struct suggestions *suggestions = cl->suggestions;
+
+ if (!suggestions) {
+ //yaz_log(YLOG_DEBUG, "No suggestions found");
+ return "";
+ }
+ if (suggestions->passthrough) {
+ yaz_log(YLOG_DEBUG, "Passthrough Suggestions: \n%s\n", suggestions->passthrough);
+ return suggestions->passthrough;
+ }
+ if (suggestions->num == 0) {
+ return "";
+ }
+ /*
+ for (idx = 0; idx < suggestions->num; idx++) {
+ wrbuf_printf(wrbuf, "<suggest term=\"%s\"", suggestions->suggest[idx]);
+ if (suggestions->misspelled[idx] && suggestions->misspelled[idx]) {
+ wrbuf_puts(wrbuf, suggestions->misspelled[idx]);
+ wrbuf_puts(wrbuf, "</suggest>\n");
+ }
+ else
+ wrbuf_puts(wrbuf, "/>\n");
}
+ */
+ return wrbuf_cstr(wrbuf);
}
-struct host *client_get_host(struct client *cl)
+
+void client_set_database(struct client *cl, struct session_database *db)
{
- return client_get_database(cl)->database->host;
+ cl->database = db;
}
-const char *client_get_url(struct client *cl)
+const char *client_get_id(struct client *cl)
{
- if (cl->url)
- return cl->url;
- else
- /* This must not happen anymore, as the url is present until destruction of client */
- return "NOURL";
+ return cl->id;
}
void client_set_maxrecs(struct client *cl, int v)
}
+struct suggestions* client_suggestions_create(const char* suggestions_string)
+{
+ int i;
+ NMEM nmem;
+ struct suggestions *suggestions;
+ if (suggestions_string == 0)
+ return 0;
+ nmem = nmem_create();
+ suggestions = nmem_malloc(nmem, sizeof(*suggestions));
+ yaz_log(YLOG_DEBUG, "client target suggestions: %s", suggestions_string);
+
+ suggestions->nmem = nmem;
+ suggestions->num = 0;
+ suggestions->misspelled = 0;
+ suggestions->suggest = 0;
+ suggestions->passthrough = nmem_strdup_null(nmem, suggestions_string);
+
+ if (suggestions_string)
+ nmem_strsplit_escape2(suggestions->nmem, "\n", suggestions_string, &suggestions->suggest,
+ &suggestions->num, 1, '\\', 0);
+ /* Set up misspelled array */
+ suggestions->misspelled = (char **) nmem_malloc(nmem, suggestions->num * sizeof(**suggestions->misspelled));
+ /* replace = with \0 .. for each item */
+ for (i = 0; i < suggestions->num; i++)
+ {
+ char *cp = strchr(suggestions->suggest[i], '=');
+ if (cp) {
+ *cp = '\0';
+ suggestions->misspelled[i] = cp+1;
+ }
+ }
+ return suggestions;
+}
+
+static void client_suggestions_destroy(struct client *cl)
+{
+ NMEM nmem = cl->suggestions->nmem;
+ cl->suggestions = 0;
+ nmem_destroy(nmem);
+}
+
/*
* Local variables:
* c-basic-offset: 4