/* This file is part of the YAZ toolkit.
- * Copyright (C) 1995-2010 Index Data
+ * Copyright (C) Index Data
* See the file LICENSE for details.
*/
-/**
+/**
* \file facet.c
* \brief Facet utilities
*/
#include <yaz/oid_db.h>
#include <yaz/oid_std.h>
#include <yaz/otherinfo.h>
+#include <yaz/pquery.h>
#include <assert.h>
+void yaz_oi_set_facetlist(
+ Z_OtherInformation **otherInformation, ODR odr,
+ Z_FacetList *facet_list)
+{
+ int categoryValue = 1;
+ Z_External *z_external = 0;
+ Z_OtherInformationUnit *oi =
+ yaz_oi_update(otherInformation, odr, yaz_oid_userinfo_facet_1,
+ categoryValue, 0);
+ if (!oi)
+ return;
+ oi->which = Z_OtherInfo_externallyDefinedInfo;
+ z_external = odr_malloc(odr, sizeof(*z_external));
+ z_external->which = Z_External_userFacets;
+ z_external->direct_reference = odr_oiddup(odr, yaz_oid_userinfo_facet_1);
+ z_external->indirect_reference = 0;
+ z_external->descriptor = 0;
+ z_external->u.facetList = facet_list;
+ oi->information.externallyDefinedInfo = z_external;
+}
+
+Z_FacetList *yaz_oi_get_facetlist(Z_OtherInformation **otherInformation)
+{
+ Z_OtherInformation *oi = *otherInformation;
+ if (oi)
+ {
+ int i;
+ for (i = 0; i < oi->num_elements; i++)
+ {
+ Z_OtherInformationUnit *oiu = oi->list[i];
+ if (oiu->which == Z_OtherInfo_externallyDefinedInfo
+ && oiu->information.externallyDefinedInfo->which ==
+ Z_External_userFacets)
+ {
+ return oiu->information.externallyDefinedInfo->u.facetList;
+ }
+ }
+ }
+ return 0;
+}
+
/* Little helper to extract a string attribute */
/* Gets the first string, there is usually only one */
/* in case of errors, returns null */
-void facet_struct_init(struct attrvalues *attr_values) {
+void yaz_facet_attr_init(struct yaz_facet_attr *attr_values)
+{
attr_values->errcode = 0;
attr_values->errstring = 0;
- attr_values->relation = 0;
+ attr_values->sortorder = 0;
attr_values->useattr = 0;
attr_values->useattrbuff[0] = 0;
attr_values->limit = 0;
+ attr_values->start = 0;
}
-const char *stringattr( Z_ComplexAttribute *c ) {
+static const char *stringattr(Z_ComplexAttribute *c)
+{
int i;
Z_StringOrNumeric *son;
- for ( i = 0; i < c->num_list; i++ ) {
+ for (i = 0; i < c->num_list; i++)
+ {
son = c->list[i];
- if ( son->which == Z_StringOrNumeric_string )
+ if ( son->which == Z_StringOrNumeric_string)
return son->u.string;
}
return 0;
}
/* Use attribute, @attr1, can be numeric or string */
-void useattr ( Z_AttributeElement *ae,
- struct attrvalues *av )
+static void useattr(Z_AttributeElement *ae, struct yaz_facet_attr *av)
{
const char *s;
- if ( ae->which == Z_AttributeValue_complex ) {
- s = stringattr( ae->value.complex );
- yaz_log(YLOG_DEBUG, "useattr %s %s", s, av->useattr);
- if (s) {
+ if (ae->which == Z_AttributeValue_complex)
+ {
+ s = stringattr(ae->value.complex);
+ if (s)
+ {
if (!av->useattr)
av->useattr = s;
- else { /* already seen one, can't have duplicates */
+ else
+ { /* already seen one, can't have duplicates */
av->errcode = YAZ_BIB1_UNSUPP_ATTRIBUTE_COMBI;
av->errstring = "multiple use attributes";
}
- } else { /* complex that did not return a string */
+ }
+ else
+ { /* complex that did not return a string */
av->errcode = YAZ_BIB1_UNSUPP_ATTRIBUTE_COMBI;
av->errstring = "non-string complex attribute";
}
- } else { /* numeric - could translate 4 to 'title' etc */
- sprintf(av->useattrbuff, ODR_INT_PRINTF, *ae->value.numeric );
+ }
+ else
+ { /* numeric - could translate 4 to 'title' etc */
+ sprintf(av->useattrbuff, ODR_INT_PRINTF, *ae->value.numeric);
av->useattr = av->useattrbuff;
}
-} /* useattr */
+}
-/* TODO rename to sortorder attr */
-void relationattr ( Z_AttributeElement *ae,
- struct attrvalues *av )
+static void numattr(Z_AttributeElement *ae, struct yaz_facet_attr *av,
+ int *v)
{
- if ( ae->which == Z_AttributeValue_numeric ) {
- if ( *ae->value.numeric == 0 )
- av->relation = "desc";
- else if ( *ae->value.numeric == 1 )
- av->relation = "asc";
- else
- if ( *ae->value.numeric == 3 ) {
- av->relation = "unknown/unordered";
- } else {
- av->errcode = YAZ_BIB1_UNSUPP_RELATION_ATTRIBUTE;
- sprintf(av->useattrbuff, ODR_INT_PRINTF,
- *ae-> attributeType);
- av->errstring = av->useattrbuff;
- }
- } else {
- av->errcode = YAZ_BIB1_UNSUPP_RELATION_ATTRIBUTE;
- av->errstring = "non-numeric relation attribute";
+ if (ae->which == Z_AttributeValue_numeric)
+ {
+ *v = *ae->value.numeric;
}
-} /* relationattr */
-
-void limitattr ( Z_AttributeElement *ae,
- struct attrvalues *av )
-{
- /* TODO - check numeric first, then value! */
- if ( ae->which == Z_AttributeValue_numeric ) {
- av->limit = *ae->value.numeric;
- yaz_log(YLOG_DEBUG, "limitattr %d ", av->limit);
- } else {
+ else
+ {
av->errcode = YAZ_BIB1_UNSUPP_ATTRIBUTE;
- av->errstring = "non-numeric limit attribute";
+ av->errstring = "non-numeric limit/sort/start attribute";
}
-} /* relationattr */
+}
/* Get the index to be searched from the attributes.
@attr 1
so no need to free that string!
*/
-void facetattrs( Z_AttributeList *attributes,
- struct attrvalues *av )
+void yaz_facet_attr_get_z_attributes(const Z_AttributeList *attributes,
+ struct yaz_facet_attr *av)
{
int i;
Z_AttributeElement *ae;
- yaz_log(YLOG_DEBUG, "Attribute num attributes: %d", attributes->num_attributes);
- for ( i=0; i < attributes->num_attributes; i++ ) {
+ for (i = 0; i < attributes->num_attributes; i++)
+ {
ae = attributes->attributes[i];
/* ignoring the attributeSet here */
- yaz_log(YLOG_DEBUG, "Attribute type %d", (int) *ae->attributeType);
- if ( *ae->attributeType == 1 ) { /* use attribute */
+ if (*ae->attributeType == 1)
+ { /* use attribute */
useattr(ae, av);
- } else if ( *ae->attributeType == 2 ) { /* sortorder */
- relationattr(ae, av);
- } else if ( *ae->attributeType == 3 ) { /* limit */
- limitattr(ae, av);
- } else { /* unknown attribute */
+ }
+ else if (*ae->attributeType == 2)
+ {
+ numattr(ae, av, &av->sortorder);
+ }
+ else if (*ae->attributeType == 3)
+ {
+ numattr(ae, av, &av->limit);
+ }
+ else if (*ae->attributeType == 4)
+ {
+ numattr(ae, av, &av->start);
+ }
+ else
+ { /* unknown attribute */
av->errcode = YAZ_BIB1_UNSUPP_ATTRIBUTE_TYPE;
sprintf(av->useattrbuff, ODR_INT_PRINTF,
*ae-> attributeType);
av->errstring = av->useattrbuff;
- yaz_log(YLOG_DEBUG, "Unsupported attribute type %s", av->useattrbuff);
+ yaz_log(YLOG_WARN, "Unsupported attribute type %s",
+ av->useattrbuff);
/* would like to give a better message, but the standard */
/* tells me to return the attribute type */
}
- if ( av->errcode )
+ if (av->errcode)
return; /* no need to dig deeper, return on first error */
}
return;
-} /* facetattrs */
-
-
-Z_FacetList *extract_facet_request(ODR odr, Z_OtherInformation *search_input) {
- Z_FacetList *facet_list = yaz_oi_get_facetlist_oid(&search_input, odr, yaz_oid_userinfo_facet_1, 1, 0);
- return facet_list;
}
-Z_Term *term_create(ODR odr, const char *cstr) {
- Z_Term *term = odr_malloc(odr, sizeof(*term));
- term->which = Z_Term_characterString;
- term->u.characterString = odr_strdup(odr, cstr);
- return term;
-}
-
-Z_FacetTerm* facet_term_create(ODR odr, Z_Term *term, int freq) {
+Z_FacetTerm *facet_term_create_cstr(ODR odr, const char *cstr, Odr_int freq)
+{
Z_FacetTerm *facet_term = odr_malloc(odr, sizeof(*facet_term));
- facet_term->count = odr_malloc(odr, sizeof(*facet_term->count));
+ Z_Term *term = z_Term_create(odr, Z_Term_general, cstr, strlen(cstr));
facet_term->term = term;
- *facet_term->count = freq;
+ facet_term->count = odr_intdup(odr, freq);
return facet_term;
}
-Z_FacetField* facet_field_create(ODR odr, Z_AttributeList *attributes, int num_terms) {
+Z_FacetField* facet_field_create(ODR odr, Z_AttributeList *attributes,
+ int num_terms)
+{
Z_FacetField *facet_field = odr_malloc(odr, sizeof(*facet_field));
facet_field->attributes = attributes;
facet_field->num_terms = num_terms;
return facet_field;
}
-void facet_field_term_set(ODR odr, Z_FacetField *field, Z_FacetTerm *facet_term, int index) {
+void facet_field_term_set(ODR odr, Z_FacetField *field,
+ Z_FacetTerm *facet_term, int index)
+{
assert(0 <= index && index < field->num_terms);
field->terms[index] = facet_term;
}
-Z_FacetList* facet_list_create(ODR odr, int num_facets) {
+Z_FacetList* facet_list_create(ODR odr, int num_facets)
+{
Z_FacetList *facet_list = odr_malloc(odr, sizeof(*facet_list));
facet_list->num = num_facets;
- facet_list->elements = odr_malloc(odr, facet_list->num * sizeof(*facet_list->elements));
+ facet_list->elements =
+ odr_malloc(odr, facet_list->num * sizeof(*facet_list->elements));
return facet_list;
}
-void facet_list_field_set(ODR odr, Z_FacetList *list, Z_FacetField *field, int index) {
+void facet_list_field_set(ODR odr, Z_FacetList *list, Z_FacetField *field,
+ int index)
+{
assert(0 <= index && index < list->num);
list->elements[index] = field;
}
projects / yaz-moved-to-github.git / blobdiff