/* This file is part of the YAZ toolkit.
- * Copyright (C) 1995-2010 Index Data
+ * Copyright (C) 1995-2011 Index Data
* See the file LICENSE for details.
*/
/**
- * \file srwutil.c
- * \brief Implements SRW/SRU utilities.
+ * \file solr.c
+ * \brief Implements SOAP Webservice decoding/encoding
*/
+#if HAVE_CONFIG_H
+#include <config.h>
+#endif
#include <stdlib.h>
#include <assert.h>
#include "sru-p.h"
+#define SOLR_MAX_PARAMETERS 100
+
#if YAZ_HAVE_XML2
#include <libxml/parser.h>
#include <libxml/tree.h>
-#define SOLR_MAX_PARAMETERS 100
-
const char *xml_node_attribute_value_get(xmlNodePtr ptr, const char *node_name, const char *attribute_name) {
struct _xmlAttr *attr;
// check if the node name matches
if (strcmp((const char*) ptr->name, node_name))
return 0;
- attribute_value = xml_node_attribute_value_get(ptr, node_name, attribute_name);
- if (attribute_value && !strcmp(attribute_value, value))
+ if (attribute_name) {
+ attribute_value = xml_node_attribute_value_get(ptr, node_name, attribute_name);
+ if (attribute_value && !strcmp(attribute_value, value))
+ return 1;
+ }
+ else /* No attribute to check */
return 1;
return 0;
}
return -1;
}
-static Z_AttributeList *yaz_solr_use_atttribute_create(ODR o, const char *name) {
- Z_AttributeList *attributes= (Z_AttributeList *) odr_malloc(o, sizeof(*attributes));
- Z_AttributeElement ** elements;
- attributes->num_attributes = 1;
- /* TODO check on name instead
- if (!attributes->num_attributes) {
- attributes->attributes = (Z_AttributeElement**)odr_nullval();
- return attributes;
- }
- */
- elements = (Z_AttributeElement**) odr_malloc (o, attributes->num_attributes * sizeof(*elements));
- elements[0] = (Z_AttributeElement*)odr_malloc(o,sizeof(**elements));
- elements[0]->attributeType = odr_malloc(o, sizeof(*elements[0]->attributeType));
- *elements[0]->attributeType = 1;
- elements[0]->attributeSet = odr_nullval();
- elements[0]->which = Z_AttributeValue_complex;
- elements[0]->value.complex = (Z_ComplexAttribute *) odr_malloc(o, sizeof(Z_ComplexAttribute));
- elements[0]->value.complex->num_list = 1;
- elements[0]->value.complex->list = (Z_StringOrNumeric **) odr_malloc(o, 1 * sizeof(Z_StringOrNumeric *));
- elements[0]->value.complex->list[0] = (Z_StringOrNumeric *) odr_malloc(o, sizeof(Z_StringOrNumeric));
- elements[0]->value.complex->list[0]->which = Z_StringOrNumeric_string;
- elements[0]->value.complex->list[0]->u.string = (Z_InternationalString *) odr_strdup(o, name);
- elements[0]->value.complex->semanticAction = 0;
- elements[0]->value.complex->num_semanticAction = 0;
- attributes->attributes = elements;
- return attributes;
-}
-
-
static const char *get_facet_term_count(xmlNodePtr node, int *freq) {
const char *term = xml_node_attribute_value_get(node, "int", "name");
}
Z_FacetField *yaz_solr_decode_facet_field(ODR o, xmlNodePtr ptr, Z_SRW_searchRetrieveResponse *sr)
+
{
+ Z_AttributeList *list;
+ Z_FacetField *facet_field;
+ int num_terms = 0;
+ int index = 0;
+ xmlNodePtr node;
// USE attribute
const char* name = xml_node_attribute_value_get(ptr, "lst", "name");
char *pos = strstr(name, "_exact");
if (pos) {
pos[0] = 0;
}
- Z_AttributeList *list = yaz_solr_use_atttribute_create(o, name);
- Z_FacetField *facet_field;
- int num_terms = 0;
- int index = 0;
- xmlNodePtr node;
+ list = yaz_use_atttribute_create(o, name);
for (node = ptr->children; node; node = node->next) {
num_terms++;
}
return 0;
}
-static void yaz_solr_decode_facets(ODR o, xmlNodePtr ptr, Z_SRW_searchRetrieveResponse *sr) {
- if (match_xml_node_attribute(ptr, "lst", "name", "facet_counts"))
- yaz_solr_decode_facet_counts(o, ptr->children, sr);
-}
#endif
int yaz_solr_decode_response(ODR o, Z_HTTP_Response *hres, Z_SRW_PDU **pdup)
if (ptr->type == XML_ELEMENT_NODE &&
!strcmp((const char *) ptr->name, "result"))
rc_result = yaz_solr_decode_result(o, ptr, sr);
- if (match_xml_node_attribute(ptr, "lst", "name", "facet_counts"))
+ /* TODO The check on hits is a work-around to avoid garbled facets on zero results from the SOLR server.
+ * The work-around works because the results is before the facets in the xml. */
+ if (rc_result == 0 && *sr->numberOfRecords > 0 && match_xml_node_attribute(ptr, "lst", "name", "facet_counts"))
rc_facets = yaz_solr_decode_facet_counts(o, ptr, sr);
}
ret = rc_result + rc_facets;
yaz_add_name_value_str(encode, name, value, i, "facet.field", odr_strdup(encode, wrbuf_cstr(wrbuf)));
if (attr_values.limit > 0) {
WRBUF wrbuf2 = wrbuf_alloc();
+ Odr_int olimit;
wrbuf_puts(wrbuf2, "f.");
wrbuf_puts(wrbuf2, wrbuf_cstr(wrbuf));
wrbuf_puts(wrbuf2, ".facet.limit");
- Odr_int olimit = attr_values.limit;
+ olimit = attr_values.limit;
yaz_add_name_value_int(encode, name, value, i, odr_strdup(encode, wrbuf_cstr(wrbuf2)), &olimit);
wrbuf_destroy(wrbuf2);
}
if (request->facetList) {
Z_FacetList *facet_list = request->facetList;
int limit = 0;
- Odr_int olimit;
yaz_add_name_value_str(encode, name, value, &i, "facet", "true");
+ yaz_add_name_value_str(encode, name, value, &i, "facet.mincount", "1");
yaz_solr_encode_facet_list(encode, name, value, &i, facet_list, &limit);
/*
olimit = limit;