+ NMEM stream,
+ const char *rank_type)
+{
+ RSET result;
+ RSFD rsfd;
+ struct it_key key;
+ rset_temp_parms parms;
+
+ parms.rset_term = rset_term_create (termz, -1, rank_type);
+ parms.key_size = sizeof (struct it_key);
+ parms.temp_path = res_get (zh->res, "setTmpDir");
+ result = rset_create (rset_kind_temp, &parms);
+ rsfd = rset_open (result, RSETF_WRITE);
+
+ key.sysno = atoi (termz);
+ key.seqno = 1;
+ if (key.sysno <= 0)
+ key.sysno = 1;
+ rset_write (result, rsfd, &key);
+ rset_close (result, rsfd);
+ return result;
+}
+
+static RSET rpn_sort_spec (ZebraHandle zh, Z_AttributesPlusTerm *zapt,
+ oid_value attributeSet, NMEM stream,
+ Z_SortKeySpecList *sort_sequence,
+ const char *rank_type)
+{
+ rset_null_parms parms;
+ int i;
+ int sort_relation_value;
+ AttrType sort_relation_type;
+ int use_value;
+ AttrType use_type;
+ Z_SortKeySpec *sks;
+ Z_SortKey *sk;
+ Z_AttributeElement *ae;
+ int oid[OID_SIZE];
+ oident oe;
+
+ attr_init (&sort_relation_type, zapt, 7);
+ sort_relation_value = attr_find (&sort_relation_type, &attributeSet);
+
+ attr_init (&use_type, zapt, 1);
+ use_value = attr_find (&use_type, &attributeSet);
+
+ if (!sort_sequence->specs)
+ {
+ sort_sequence->num_specs = 10;
+ sort_sequence->specs = nmem_malloc (stream, sort_sequence->num_specs *
+ sizeof(*sort_sequence->specs));
+ for (i = 0; i<sort_sequence->num_specs; i++)
+ sort_sequence->specs[i] = 0;
+ }
+ if (zapt->term->which != Z_Term_general)
+ i = 0;
+ else
+ i = atoi_n (zapt->term->u.general->buf, zapt->term->u.general->len);
+ if (i >= sort_sequence->num_specs)
+ i = 0;
+
+ oe.proto = PROTO_Z3950;
+ oe.oclass = CLASS_ATTSET;
+ oe.value = attributeSet;
+ if (!oid_ent_to_oid (&oe, oid))
+ return 0;
+
+ sks = nmem_malloc (stream, sizeof(*sks));
+ sks->sortElement = nmem_malloc (stream, sizeof(*sks->sortElement));
+ sks->sortElement->which = Z_SortElement_generic;
+ sk = sks->sortElement->u.generic = nmem_malloc (stream, sizeof(*sk));
+ sk->which = Z_SortKey_sortAttributes;
+ sk->u.sortAttributes = nmem_malloc (stream, sizeof(*sk->u.sortAttributes));
+
+ sk->u.sortAttributes->id = oid;
+ sk->u.sortAttributes->list =
+ nmem_malloc (stream, sizeof(*sk->u.sortAttributes->list));
+ sk->u.sortAttributes->list->num_attributes = 1;
+ sk->u.sortAttributes->list->attributes =
+ nmem_malloc (stream, sizeof(*sk->u.sortAttributes->list->attributes));
+ ae = *sk->u.sortAttributes->list->attributes =
+ nmem_malloc (stream, sizeof(**sk->u.sortAttributes->list->attributes));
+ ae->attributeSet = 0;
+ ae->attributeType = nmem_malloc (stream, sizeof(*ae->attributeType));
+ *ae->attributeType = 1;
+ ae->which = Z_AttributeValue_numeric;
+ ae->value.numeric = nmem_malloc (stream, sizeof(*ae->value.numeric));
+ *ae->value.numeric = use_value;
+
+ sks->sortRelation = nmem_malloc (stream, sizeof(*sks->sortRelation));
+ if (sort_relation_value == 1)
+ *sks->sortRelation = Z_SortRelation_ascending;
+ else if (sort_relation_value == 2)
+ *sks->sortRelation = Z_SortRelation_descending;
+ else
+ *sks->sortRelation = Z_SortRelation_ascending;
+
+ sks->caseSensitivity = nmem_malloc (stream, sizeof(*sks->caseSensitivity));
+ *sks->caseSensitivity = 0;
+
+#ifdef ASN_COMPILED
+ sks->which = Z_SortKeySpec_null;
+ sks->u.null = odr_nullval ();
+#else
+ sks->missingValueAction = 0;
+#endif
+
+ sort_sequence->specs[i] = sks;
+
+ parms.rset_term = rset_term_create ("", -1, rank_type);
+ return rset_create (rset_kind_null, &parms);
+}
+
+
+static RSET rpn_search_APT (ZebraHandle zh, Z_AttributesPlusTerm *zapt,
+ oid_value attributeSet, NMEM stream,
+ Z_SortKeySpecList *sort_sequence,
+ int num_bases, char **basenames)
+{
+ unsigned reg_id;
+ char *search_type = NULL;
+ char *rank_type = NULL;
+ int complete_flag;
+ int sort_flag;
+ char termz[IT_MAX_WORD+1];
+
+ zebra_maps_attr (zh->zebra_maps, zapt, ®_id, &search_type,
+ &rank_type, &complete_flag, &sort_flag);
+
+ logf (LOG_DEBUG, "reg_id=%c", reg_id);
+ logf (LOG_DEBUG, "complete_flag=%d", complete_flag);
+ logf (LOG_DEBUG, "search_type=%s", search_type);
+ logf (LOG_DEBUG, "rank_type=%s", rank_type);
+
+ if (zapt->term->which != Z_Term_general)
+ {
+ zh->errCode = 124;
+ return NULL;
+ }
+ trans_term (zh, zapt, termz);
+
+ if (sort_flag)
+ return rpn_sort_spec (zh, zapt, attributeSet, stream, sort_sequence,
+ rank_type);
+
+ if (!strcmp (search_type, "phrase"))
+ {
+ return rpn_search_APT_phrase (zh, zapt, termz, attributeSet, stream,
+ reg_id, complete_flag, rank_type,
+ num_bases, basenames);
+ }
+ else if (!strcmp (search_type, "and-list"))
+ {
+ return rpn_search_APT_and_list (zh, zapt, termz, attributeSet, stream,
+ reg_id, complete_flag, rank_type,
+ num_bases, basenames);
+ }
+ else if (!strcmp (search_type, "or-list"))
+ {
+ return rpn_search_APT_or_list (zh, zapt, termz, attributeSet, stream,
+ reg_id, complete_flag, rank_type,
+ num_bases, basenames);
+ }
+ else if (!strcmp (search_type, "local"))
+ {
+ return rpn_search_APT_local (zh, zapt, termz, attributeSet, stream,
+ rank_type);
+ }
+ else if (!strcmp (search_type, "numeric"))
+ {
+ return rpn_search_APT_numeric (zh, zapt, termz, attributeSet, stream,
+ reg_id, complete_flag, rank_type,
+ num_bases, basenames);
+ }
+ zh->errCode = 118;
+ return NULL;
+}
+
+static RSET rpn_search_structure (ZebraHandle zh, Z_RPNStructure *zs,
+ oid_value attributeSet, NMEM stream,
+ Z_SortKeySpecList *sort_sequence,