static int rpn2solr_structure(solr_transform_t ct,
void (*pr)(const char *buf, void *client_data),
void *client_data,
Z_RPNStructure *q, int nested,
WRBUF w)
{
if (q->which == Z_RPNStructure_simple)
{
if (q->u.simple->which != Z_Operand_APT)
return YAZ_BIB1_RESULT_SET_UNSUPP_AS_A_SEARCH_TERM;
else
return rpn2solr_simple(ct, pr, client_data,
q->u.simple->u.attributesPlusTerm, w, 0);
}
else
{
Z_Operator *op = q->u.complex->roperator;
Z_AttributesPlusTerm *apt1, *apt2;
int r;
if (check_range(ct, q->u.complex, &apt1, &apt2))
return rpn2solr_simple(ct, pr, client_data, apt1, w, apt2);
if (nested)
pr("(", client_data);
r = rpn2solr_structure(ct, pr, client_data, q->u.complex->s1, 1, w);
if (r)
return r;
switch (op->which)
{
case Z_Operator_and:
pr(" AND ", client_data);
break;
case Z_Operator_or:
pr(" OR ", client_data);
break;
case Z_Operator_and_not:
pr(" AND NOT ", client_data);
break;
case Z_Operator_prox:
return YAZ_BIB1_UNSUPP_SEARCH;
}
r = rpn2solr_structure(ct, pr, client_data, q->u.complex->s2, 1, w);
if (nested)
pr(")", client_data);
return r;
}
}
int solr_transform_rpn2solr_stream_r(solr_transform_t ct,
WRBUF addinfo,
void (*pr)(const char *buf, void *client_data),
void *client_data,
Z_RPNQuery *q)
{
int r = rpn2solr_structure(ct, pr, client_data, q->RPNStructure,
/* nested*/ 0, addinfo);
if (!r)
wrbuf_rewind(addinfo);
return r;
}
int solr_transform_rpn2solr_stream(solr_transform_t ct,
void (*pr)(const char *buf, void *client_data),
void *client_data,
Z_RPNQuery *q)
{
int r;
WRBUF w = wrbuf_alloc();
solr_transform_set_error(ct, 0, 0);
r = rpn2solr_structure(ct, pr, client_data, q->RPNStructure, 0, w);
wrbuf_destroy(w);
return r;
}
static int rpn2solr_structure(solr_transform_t ct,
void (*pr)(const char *buf, void *client_data),
void *client_data,
Z_RPNStructure *q, int nested,
WRBUF w)
{
if (q->which == Z_RPNStructure_simple)
return rpn2solr_simple(ct, pr, client_data, q->u.simple, w);
else
{
Z_Operator *op = q->u.complex->roperator;
int r;
if (nested)
pr("(", client_data);
r = rpn2solr_structure(ct, pr, client_data, q->u.complex->s1, 1, w);
if (r)
return r;
switch(op->which)
{
case Z_Operator_and:
pr(" AND ", client_data);
break;
case Z_Operator_or:
pr(" OR ", client_data);
break;
case Z_Operator_and_not:
pr(" AND NOT ", client_data);
break;
case Z_Operator_prox:
solr_transform_set_error(ct, YAZ_BIB1_UNSUPP_SEARCH, 0);
return -1;
}
r = rpn2solr_structure(ct, pr, client_data, q->u.complex->s2, 1, w);
if (nested)
pr(")", client_data);
return r;
}
}
