- if (cp0 && cp1)
- {
- char *h = (char*) odr_malloc(c->odr_out, cp1 - cp0 + 1);
- memcpy (h, cp0, cp1 - cp0);
- h[cp1-cp0] = '\0';
- z_HTTP_header_add(c->odr_out, &gdu->u.HTTP_Request->headers,
- "Host", h);
- }
- }
-
- strcpy(ctype, "text/xml");
- if (c->charset && strlen(c->charset) < 20)
- {
- strcat(ctype, "; charset=");
- strcat(ctype, c->charset);
- }
- z_HTTP_header_add(c->odr_out, &gdu->u.HTTP_Request->headers,
- "Content-Type", ctype);
- z_HTTP_header_add(c->odr_out, &gdu->u.HTTP_Request->headers,
- "SOAPAction", "\"\"");
- p->which = Z_SOAP_generic;
- p->u.generic = (Z_SOAP_Generic *) odr_malloc(o, sizeof(*p->u.generic));
- p->u.generic->no = 0;
- p->u.generic->ns = 0;
- p->u.generic->p = sr;
- p->ns = "http://schemas.xmlsoap.org/soap/envelope/";
-
- ret = z_soap_codec_enc(o, &p,
- &gdu->u.HTTP_Request->content_buf,
- &gdu->u.HTTP_Request->content_len, h,
- c->charset);
-
- if (!z_GDU(c->odr_out, &gdu, 0, 0))
- return zoom_complete;
- c->buf_out = odr_getbuf(c->odr_out, &c->len_out, 0);
-
- odr_destroy(o);
-
- event = ZOOM_Event_create (ZOOM_EVENT_SEND_APDU);
- ZOOM_connection_put_event (c, event);
- odr_reset(c->odr_out);
- return do_write (c);
-}
-#endif
-
-#if HAVE_XML2
-static zoom_ret ZOOM_connection_srw_send_search(ZOOM_connection c)
-{
- int i;
- ZOOM_resultset resultset = 0;
- Z_SRW_PDU *sr = 0;
- const char *recordPacking = 0;
-
- if (c->error) /* don't continue on error */
- return zoom_complete;
- assert (c->tasks);
- if (c->tasks->which == ZOOM_TASK_SEARCH)
- {
- resultset = c->tasks->u.search.resultset;
- resultset->setname = xstrdup ("default");
- ZOOM_options_set (resultset->options, "setname", resultset->setname);
- }
- else if(c->tasks->which == ZOOM_TASK_RETRIEVE)
- {
- resultset = c->tasks->u.retrieve.resultset;
-
- resultset->start = c->tasks->u.retrieve.start;
- resultset->count = c->tasks->u.retrieve.count;
-
- if (resultset->start >= resultset->size)
- return zoom_complete;
- if (resultset->start + resultset->count > resultset->size)
- resultset->count = resultset->size - resultset->start;
-
- for (i = 0; i<resultset->count; i++)
- {
- ZOOM_record rec =
- record_cache_lookup (resultset, i + resultset->start);
- if (!rec)
- break;
- }
- if (i == resultset->count)
- return zoom_complete;
- }
- assert(resultset->query);
-
- sr = yaz_srw_get(c->odr_out, Z_SRW_searchRetrieve_request);
-
- if (resultset->query->z_query->which == Z_Query_type_104
- && resultset->query->z_query->u.type_104->which == Z_External_CQL)
- {
-
- sr->u.request->query_type = Z_SRW_query_type_cql;
- sr->u.request->query.cql =resultset->query->z_query->u.type_104->u.cql;
- }
- else if (resultset->query->z_query->which == Z_Query_type_1 &&
- resultset->query->z_query->u.type_1)
- {
- sr->u.request->query_type = Z_SRW_query_type_pqf;
- sr->u.request->query.pqf = resultset->query->query_string;
- }
- else
- {
- set_ZOOM_error(c, ZOOM_ERROR_UNSUPPORTED_QUERY, 0);
- return zoom_complete;
- }
- sr->u.request->startRecord = odr_intdup (c->odr_out, resultset->start + 1);
- sr->u.request->maximumRecords = odr_intdup (
- c->odr_out, resultset->step>0 ? resultset->step : resultset->count);
- sr->u.request->recordSchema = resultset->schema;
-
- recordPacking = ZOOM_resultset_option_get (resultset, "recordPacking");
-
- if (recordPacking)
- sr->u.request->recordPacking = odr_strdup(c->odr_out, recordPacking);
-
- return send_srw(c, sr);
-}
-#else
-static zoom_ret ZOOM_connection_srw_send_search(ZOOM_connection c)
-{
- return zoom_complete;
-}
-#endif
-
-static zoom_ret ZOOM_connection_send_search (ZOOM_connection c)
-{
- ZOOM_resultset r;
- int lslb, ssub, mspn;
- const char *syntax;
- Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_searchRequest);
- Z_SearchRequest *search_req = apdu->u.searchRequest;
- const char *elementSetName;
- const char *smallSetElementSetName;
- const char *mediumSetElementSetName;
-
- assert (c->tasks);
- assert (c->tasks->which == ZOOM_TASK_SEARCH);
-
- r = c->tasks->u.search.resultset;
-
- yaz_log(log_details, "%p ZOOM_connection_send_search set=%p", c, r);
-
- elementSetName =
- ZOOM_options_get (r->options, "elementSetName");
- smallSetElementSetName =
- ZOOM_options_get (r->options, "smallSetElementSetName");
- mediumSetElementSetName =
- ZOOM_options_get (r->options, "mediumSetElementSetName");
-
- if (!smallSetElementSetName)
- smallSetElementSetName = elementSetName;
-
- if (!mediumSetElementSetName)
- mediumSetElementSetName = elementSetName;
-
- assert (r);
- assert (r->query);
-
- /* prepare query for the search request */
- search_req->query = r->query->z_query;
- if (!search_req->query)
- {
- set_ZOOM_error(c, ZOOM_ERROR_INVALID_QUERY, 0);
- return zoom_complete;
- }
-
- search_req->databaseNames =
- set_DatabaseNames (c, r->options, &search_req->num_databaseNames);
-
- /* get syntax (no need to provide unless piggyback is in effect) */
- syntax = ZOOM_options_get (r->options, "preferredRecordSyntax");
-
- lslb = ZOOM_options_get_int (r->options, "largeSetLowerBound", -1);
- ssub = ZOOM_options_get_int (r->options, "smallSetUpperBound", -1);
- mspn = ZOOM_options_get_int (r->options, "mediumSetPresentNumber", -1);
- if (lslb != -1 && ssub != -1 && mspn != -1)
- {
- /* So're a Z39.50 expert? Let's hope you don't do sort */
- *search_req->largeSetLowerBound = lslb;
- *search_req->smallSetUpperBound = ssub;
- *search_req->mediumSetPresentNumber = mspn;
- }
- else if (r->start == 0 && r->count > 0
- && r->piggyback && !r->r_sort_spec && !r->schema)
- {
- /* Regular piggyback - do it unless we're going to do sort */
- *search_req->largeSetLowerBound = 2000000000;
- *search_req->smallSetUpperBound = 1;
- *search_req->mediumSetPresentNumber = r->step>0 ? r->step : r->count;
- }
- else
- {
- /* non-piggyback. Need not provide elementsets or syntaxes .. */
- smallSetElementSetName = 0;
- mediumSetElementSetName = 0;
- syntax = 0;
- }
- if (smallSetElementSetName && *smallSetElementSetName)
- {
- Z_ElementSetNames *esn = (Z_ElementSetNames *)
- odr_malloc (c->odr_out, sizeof(*esn));
-
- esn->which = Z_ElementSetNames_generic;
- esn->u.generic = odr_strdup (c->odr_out, smallSetElementSetName);
- search_req->smallSetElementSetNames = esn;
- }
- if (mediumSetElementSetName && *mediumSetElementSetName)
- {
- Z_ElementSetNames *esn = (Z_ElementSetNames *)
- odr_malloc (c->odr_out, sizeof(*esn));
-
- esn->which = Z_ElementSetNames_generic;
- esn->u.generic = odr_strdup (c->odr_out, mediumSetElementSetName);
- search_req->mediumSetElementSetNames = esn;
- }
- if (syntax)
- search_req->preferredRecordSyntax =
- yaz_str_to_z3950oid (c->odr_out, CLASS_RECSYN, syntax);
-
- if (!r->setname)
- {
- if (c->support_named_resultsets)
- {
- char setname[14];
- int ord;
- /* find the lowest unused ordinal so that we re-use
- result sets on the server. */
- for (ord = 1; ; ord++)
- {
- ZOOM_resultset rp;
- sprintf (setname, "%d", ord);
- for (rp = c->resultsets; rp; rp = rp->next)
- if (rp->setname && !strcmp (rp->setname, setname))
- break;
- if (!rp)
- break;
- }
- r->setname = xstrdup (setname);
- yaz_log(log_details, "%p ZOOM_connection_send_search: allocating "
- "set %s", c, r->setname);
- }
- else
- {
- yaz_log(log_details, "%p ZOOM_connection_send_search: using "
- "default set", c);
- r->setname = xstrdup ("default");
- }
- ZOOM_options_set (r->options, "setname", r->setname);
- }
- search_req->resultSetName = odr_strdup(c->odr_out, r->setname);
- return send_APDU (c, apdu);
-}
-
-static void response_default_diag(ZOOM_connection c, Z_DefaultDiagFormat *r)
-{
- int oclass;
- char *addinfo = 0;
-
- switch (r->which)
- {
- case Z_DefaultDiagFormat_v2Addinfo:
- addinfo = r->u.v2Addinfo;
- break;
- case Z_DefaultDiagFormat_v3Addinfo:
- addinfo = r->u.v3Addinfo;
- break;
- }
- xfree (c->addinfo);
- c->addinfo = 0;
- set_dset_error(c, *r->condition,
- yaz_z3950oid_to_str(r->diagnosticSetId, &oclass),
- addinfo, 0);
-}
-
-static void response_diag(ZOOM_connection c, Z_DiagRec *p)
-{
- if (p->which != Z_DiagRec_defaultFormat)
- set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
- else
- response_default_diag(c, p->u.defaultFormat);
-}
-
-ZOOM_API(ZOOM_record)
-ZOOM_record_clone (ZOOM_record srec)
-{
- char *buf;
- int size;
- ODR odr_enc;
- ZOOM_record nrec;
-
- odr_enc = odr_createmem(ODR_ENCODE);
- if (!z_NamePlusRecord (odr_enc, &srec->npr, 0, 0))
- return 0;
- buf = odr_getbuf (odr_enc, &size, 0);
-
- nrec = (ZOOM_record) xmalloc (sizeof(*nrec));
- nrec->odr = odr_createmem(ODR_DECODE);
- nrec->wrbuf_marc = 0;
- nrec->wrbuf_iconv = 0;
- nrec->wrbuf_opac = 0;
- odr_setbuf (nrec->odr, buf, size, 0);
- z_NamePlusRecord (nrec->odr, &nrec->npr, 0, 0);
-
- odr_destroy (odr_enc);
- return nrec;
-}
-
-ZOOM_API(ZOOM_record)
-ZOOM_resultset_record_immediate (ZOOM_resultset s,size_t pos)
-{
- return record_cache_lookup (s, pos);
-}
-
-ZOOM_API(ZOOM_record)
-ZOOM_resultset_record (ZOOM_resultset r, size_t pos)
-{
- ZOOM_record rec = ZOOM_resultset_record_immediate(r, pos);
-
- if (!rec)
- {
- ZOOM_resultset_retrieve (r, 1, pos, 1);
- rec = ZOOM_resultset_record_immediate (r, pos);
- }
- return rec;
-}
-
-ZOOM_API(void)
-ZOOM_record_destroy (ZOOM_record rec)
-{
- if (!rec)
- return;
- if (rec->wrbuf_marc)
- wrbuf_free (rec->wrbuf_marc, 1);
- if (rec->wrbuf_iconv)
- wrbuf_free (rec->wrbuf_iconv, 1);
- if (rec->wrbuf_opac)
- wrbuf_free (rec->wrbuf_opac, 1);
- odr_destroy (rec->odr);
- xfree (rec);
-}
-
-static const char *marc_iconv_return(ZOOM_record rec, int marc_type,
- int *len,
- const char *buf, int sz,
- const char *record_charset)
-{
- char to[40];
- char from[40];
- yaz_iconv_t cd = 0;
- yaz_marc_t mt = yaz_marc_create();
-
- *from = '\0';
- strcpy(to, "UTF-8");
- if (record_charset && *record_charset)
- {
- /* Use "from,to" or just "from" */
- const char *cp = strchr(record_charset, ',');
- int clen = strlen(record_charset);
- if (cp && cp[1])
- {
- strncpy( to, cp+1, sizeof(to)-1);
- to[sizeof(to)-1] = '\0';
- clen = cp - record_charset;
- }
- if (clen > sizeof(from)-1)
- clen = sizeof(from)-1;
-
- if (clen)
- strncpy(from, record_charset, clen);
- from[clen] = '\0';
- }
-
- if (*from && *to)
- {
- cd = yaz_iconv_open(to, from);
- yaz_marc_iconv(mt, cd);
- }
-
- yaz_marc_xml(mt, marc_type);
- if (!rec->wrbuf_marc)
- rec->wrbuf_marc = wrbuf_alloc();
- wrbuf_rewind (rec->wrbuf_marc);
- if (yaz_marc_decode_wrbuf (mt, buf, sz, rec->wrbuf_marc) > 0)
- {
- yaz_marc_destroy(mt);
- if (cd)
- yaz_iconv_close(cd);
- if (len)
- *len = wrbuf_len(rec->wrbuf_marc);
- return wrbuf_buf(rec->wrbuf_marc);
- }
- yaz_marc_destroy(mt);
- if (cd)
- yaz_iconv_close(cd);
- return 0;
-}
-
-static const char *record_iconv_return(ZOOM_record rec, int *len,
- const char *buf, int sz,
- const char *record_charset)
-{
- char to[40];
- char from[40];
- yaz_iconv_t cd = 0;
-
- *from = '\0';
- strcpy(to, "UTF-8");
- if (record_charset && *record_charset)
- {
- /* Use "from,to" or just "from" */
- const char *cp = strchr(record_charset, ',');
- int clen = strlen(record_charset);
- if (cp && cp[1])
- {
- strncpy( to, cp+1, sizeof(to)-1);
- to[sizeof(to)-1] = '\0';
- clen = cp - record_charset;
- }
- if (clen > sizeof(from)-1)
- clen = sizeof(from)-1;
-
- if (clen)
- strncpy(from, record_charset, clen);
- from[clen] = '\0';
- }
-
- if (*from && *to && (cd = yaz_iconv_open(to, from)))
- {
- char outbuf[12];
- size_t inbytesleft = sz;
- const char *inp = buf;
-
- if (!rec->wrbuf_iconv)
- rec->wrbuf_iconv = wrbuf_alloc();
-
- wrbuf_rewind(rec->wrbuf_iconv);
-
- while (inbytesleft)
- {
- size_t outbytesleft = sizeof(outbuf);
- char *outp = outbuf;
- size_t r = yaz_iconv (cd, (char**) &inp,
- &inbytesleft,
- &outp, &outbytesleft);
- if (r == (size_t) (-1))
- {
- int e = yaz_iconv_error(cd);
- if (e != YAZ_ICONV_E2BIG)
- break;
- }
- wrbuf_write(rec->wrbuf_iconv, outbuf, outp - outbuf);
- }
- wrbuf_puts(rec->wrbuf_iconv, "");
- buf = wrbuf_buf(rec->wrbuf_iconv);
- sz = wrbuf_len(rec->wrbuf_iconv);
- yaz_iconv_close(cd);
- }
- if (len)
- *len = sz;
- return buf;
-}
-
-ZOOM_API(const char *)
-ZOOM_record_get (ZOOM_record rec, const char *type_spec, int *len)
-{
- char type[40];
- char charset[40];
- char xpath[512];
- const char *cp;
- int i;
- Z_NamePlusRecord *npr;
-
- if (len)
- *len = 0; /* default return */
-
- if (!rec)
- return 0;
- npr = rec->npr;
- if (!npr)
- return 0;
-
- cp = type_spec;
- for (i = 0; cp[i] && i < sizeof(type)-1; i++)
- {
- if (cp[i] == ';' || cp[i] == ' ')
- break;
- type[i] = cp[i];
- }
- type[i] = '\0';
- charset[0] = '\0';
- while (type_spec[i] == ';')
- {
- i++;
- while (type_spec[i] == ' ')
- i++;
- if (!strncmp(type_spec+i, "charset=", 8))
- {
- int j = 0;
- i = i + 8; /* skip charset= */
- for (j = 0; type_spec[i] && j < sizeof(charset)-1; i++, j++)
- {
- if (type_spec[i] == ';' || type_spec[i] == ' ')
- break;
- charset[j] = cp[i];
- }
- charset[j] = '\0';
- }
- else if (!strncmp(type_spec+i, "xpath=", 6))
- {
- int j = 0;
- i = i + 6;
- for (j = 0; type_spec[i] && j < sizeof(xpath)-1; i++, j++)
- xpath[j] = cp[i];
- xpath[j] = '\0';
- }
- while (type_spec[i] == ' ')
- i++;
- }
- if (!strcmp (type, "database"))
- {
- if (len)
- *len = (npr->databaseName ? strlen(npr->databaseName) : 0);
- return npr->databaseName;
- }
- else if (!strcmp (type, "syntax"))
- {
- const char *desc = 0;
- if (npr->which == Z_NamePlusRecord_databaseRecord)
- {
- Z_External *r = (Z_External *) npr->u.databaseRecord;
- oident *ent = oid_getentbyoid(r->direct_reference);
- if (ent)
- desc = ent->desc;
- }
- if (!desc)
- desc = "none";
- if (len)
- *len = strlen(desc);
- return desc;
- }
- if (npr->which != Z_NamePlusRecord_databaseRecord)
- return 0;
-
- /* from now on - we have a database record .. */
- if (!strcmp (type, "render"))
- {
- Z_External *r = (Z_External *) npr->u.databaseRecord;
- oident *ent = oid_getentbyoid(r->direct_reference);
-
- /* render bibliographic record .. */
- if (r->which == Z_External_OPAC)
- {
- r = r->u.opac->bibliographicRecord;
- if (!r)
- return 0;
- ent = oid_getentbyoid(r->direct_reference);
- }
- if (r->which == Z_External_sutrs)
- return record_iconv_return(rec, len,
- (char*) r->u.sutrs->buf,
- r->u.sutrs->len,
- charset);
- else if (r->which == Z_External_octet)
- {
- const char *ret_buf;
- switch (ent->value)
- {
- case VAL_SOIF:
- case VAL_HTML:
- case VAL_SUTRS:
- break;
- case VAL_TEXT_XML:
- case VAL_APPLICATION_XML:
- break;
- default:
- ret_buf = marc_iconv_return(
- rec, YAZ_MARC_LINE, len,
- (const char *) r->u.octet_aligned->buf,
- r->u.octet_aligned->len,
- charset);
- if (ret_buf)
- return ret_buf;
- }
- return record_iconv_return(rec, len,
- (const char *) r->u.octet_aligned->buf,
- r->u.octet_aligned->len,
- charset);
- }
- else if (r->which == Z_External_grs1)
- {
- if (!rec->wrbuf_marc)
- rec->wrbuf_marc = wrbuf_alloc();
- wrbuf_rewind (rec->wrbuf_marc);
- yaz_display_grs1(rec->wrbuf_marc, r->u.grs1, 0);
- return record_iconv_return(rec, len,
- wrbuf_buf(rec->wrbuf_marc),
- wrbuf_len(rec->wrbuf_marc),
- charset);
- }
- return 0;
- }
- else if (!strcmp (type, "xml") || !strcmp(type, "oai"))
- {
- Z_External *r = (Z_External *) npr->u.databaseRecord;
- oident *ent = oid_getentbyoid(r->direct_reference);
-
- /* render bibliographic record .. */
- if (r->which == Z_External_OPAC)
- {
- r = r->u.opac->bibliographicRecord;
- if (!r)
- return 0;
- ent = oid_getentbyoid(r->direct_reference);
- }
-
- if (r->which == Z_External_sutrs)
- return record_iconv_return(rec, len,
- (const char *) r->u.sutrs->buf,
- r->u.sutrs->len,
- charset);
- else if (r->which == Z_External_octet)
- {
- const char *ret_buf;
- int marc_decode_type = YAZ_MARC_MARCXML;
-
- if (!strcmp(type, "oai"))
- marc_decode_type = YAZ_MARC_OAIMARC;
- switch (ent->value)
- {
- case VAL_SOIF:
- case VAL_HTML:
- case VAL_SUTRS:
- break;
- case VAL_TEXT_XML:
- case VAL_APPLICATION_XML:
- break;
- default:
- ret_buf = marc_iconv_return(
- rec, marc_decode_type, len,
- (const char *) r->u.octet_aligned->buf,
- r->u.octet_aligned->len,
- charset);
- if (ret_buf)
- return ret_buf;
- }
- return record_iconv_return(rec, len,
- (const char *) r->u.octet_aligned->buf,
- r->u.octet_aligned->len,
- charset);
- }
- else if (r->which == Z_External_grs1)
- {
- if (len) *len = 5;
- return "GRS-1";
- }
- return 0;
- }
- else if (!strcmp (type, "raw"))
- {
- Z_External *r = (Z_External *) npr->u.databaseRecord;
-
- if (r->which == Z_External_sutrs)
- {
- if (len) *len = r->u.sutrs->len;
- return (const char *) r->u.sutrs->buf;
- }
- else if (r->which == Z_External_octet)
- {
- if (len) *len = r->u.octet_aligned->len;
- return (const char *) r->u.octet_aligned->buf;
- }
- else /* grs-1, explain, OPAC, ... */
- {
- if (len) *len = -1;
- return (const char *) npr->u.databaseRecord;
- }
- return 0;
- }
- else if (!strcmp (type, "ext"))
- {
- if (len) *len = -1;
- return (const char *) npr->u.databaseRecord;
- }
- else if (!strcmp (type, "opac"))
-
- {
- Z_External *r = (Z_External *) npr->u.databaseRecord;
- if (r->which == Z_External_OPAC)
- {
- if (!rec->wrbuf_opac)
- rec->wrbuf_opac = wrbuf_alloc();
- wrbuf_rewind (rec->wrbuf_opac);
- yaz_display_OPAC(rec->wrbuf_opac, r->u.opac, 0);
- return record_iconv_return(rec, len,
- wrbuf_buf(rec->wrbuf_opac),
- wrbuf_len(rec->wrbuf_opac),
- charset);
- }
- }
- return 0;
-}
-
-static int strcmp_null(const char *v1, const char *v2)
-{
- if (!v1 && !v2)
- return 0;
- if (!v1 || !v2)
- return -1;
- return strcmp(v1, v2);
-}
-
-static void record_cache_add (ZOOM_resultset r, Z_NamePlusRecord *npr,
- int pos)
-{
- ZOOM_record_cache rc;
- const char *elementSetName =
- ZOOM_resultset_option_get (r, "elementSetName");
- const char *syntax =
- ZOOM_resultset_option_get (r, "preferredRecordSyntax");
-
- ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_RECV_RECORD);
- ZOOM_connection_put_event(r->connection, event);
-
- for (rc = r->record_cache; rc; rc = rc->next)
- {
- if (pos == rc->pos)
- {
- if (strcmp_null(r->schema, rc->schema))
- continue;
- if (strcmp_null(elementSetName,rc->elementSetName))
- continue;
- if (strcmp_null(syntax, rc->syntax))
- continue;
- /* not destroying rc->npr (it's handled by nmem )*/
- rc->rec.npr = npr;
- /* keeping wrbuf_marc too */
- return;
- }
- }
- rc = (ZOOM_record_cache) odr_malloc (r->odr, sizeof(*rc));
- rc->rec.npr = npr;
- rc->rec.odr = 0;
- rc->rec.wrbuf_marc = 0;
- rc->rec.wrbuf_iconv = 0;
- rc->rec.wrbuf_opac = 0;
- if (elementSetName)
- rc->elementSetName = odr_strdup (r->odr, elementSetName);
- else
- rc->elementSetName = 0;
-
- if (syntax)
- rc->syntax = odr_strdup (r->odr, syntax);
- else
- rc->syntax = 0;
-
- if (r->schema)
- rc->schema = odr_strdup (r->odr, r->schema);
- else
- rc->schema = 0;
-
- rc->pos = pos;
- rc->next = r->record_cache;
- r->record_cache = rc;
-}
-
-static ZOOM_record record_cache_lookup (ZOOM_resultset r, int pos)
-{
- ZOOM_record_cache rc;
- const char *elementSetName =
- ZOOM_resultset_option_get (r, "elementSetName");
- const char *syntax =
- ZOOM_resultset_option_get (r, "preferredRecordSyntax");
-
- for (rc = r->record_cache; rc; rc = rc->next)
- {
- if (pos == rc->pos)
- {
- if (strcmp_null(r->schema, rc->schema))
- continue;
- if (strcmp_null(elementSetName,rc->elementSetName))
- continue;
- if (strcmp_null(syntax, rc->syntax))
- continue;
- return &rc->rec;
- }
- }
- return 0;
-}
-
-static void handle_records (ZOOM_connection c, Z_Records *sr,
- int present_phase)
-{
- ZOOM_resultset resultset;
-
- if (!c->tasks)
- return ;
- switch (c->tasks->which)
- {
- case ZOOM_TASK_SEARCH:
- resultset = c->tasks->u.search.resultset;
- break;
- case ZOOM_TASK_RETRIEVE:
- resultset = c->tasks->u.retrieve.resultset;
- break;
- default:
- return;
- }
- if (sr && sr->which == Z_Records_NSD)
- response_default_diag(c, sr->u.nonSurrogateDiagnostic);
- else if (sr && sr->which == Z_Records_multipleNSD)
- {
- if (sr->u.multipleNonSurDiagnostics->num_diagRecs >= 1)
- response_diag(c, sr->u.multipleNonSurDiagnostics->diagRecs[0]);
- else
- set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
- }
- else
- {
- if (resultset->count + resultset->start > resultset->size)
- resultset->count = resultset->size - resultset->start;
- if (resultset->count < 0)
- resultset->count = 0;
- if (sr && sr->which == Z_Records_DBOSD)
- {
- int i;
- NMEM nmem = odr_extract_mem (c->odr_in);
- Z_NamePlusRecordList *p =
- sr->u.databaseOrSurDiagnostics;
- for (i = 0; i<p->num_records; i++)
- {
- record_cache_add (resultset, p->records[i],
- i+ resultset->start);
- }
- /* transfer our response to search_nmem .. we need it later */
- nmem_transfer (resultset->odr->mem, nmem);
- nmem_destroy (nmem);
- if (present_phase && p->num_records == 0)
- {
- /* present response and we didn't get any records! */
- Z_NamePlusRecord *myrec =
- zget_surrogateDiagRec(resultset->odr, 0, 14, 0);
- record_cache_add(resultset, myrec, resultset->start);
- }
- }
- else if (present_phase)
- {
- /* present response and we didn't get any records! */
- Z_NamePlusRecord *myrec =
- zget_surrogateDiagRec(resultset->odr, 0, 14, 0);
- record_cache_add(resultset, myrec, resultset->start);
- }
- }
-}
-
-static void handle_present_response (ZOOM_connection c, Z_PresentResponse *pr)
-{
- handle_records (c, pr->records, 1);
-}
-
-static void handle_search_response (ZOOM_connection c, Z_SearchResponse *sr)
-{
- ZOOM_resultset resultset;
- ZOOM_Event event;
-
- if (!c->tasks || c->tasks->which != ZOOM_TASK_SEARCH)
- return ;
-
- event = ZOOM_Event_create(ZOOM_EVENT_RECV_SEARCH);
- ZOOM_connection_put_event(c, event);
-
- resultset = c->tasks->u.search.resultset;
-
- resultset->size = *sr->resultCount;
- handle_records (c, sr->records, 0);
-}
-
-static void sort_response (ZOOM_connection c, Z_SortResponse *res)
-{
- if (res->diagnostics && res->num_diagnostics > 0)
- response_diag (c, res->diagnostics[0]);
-}
-
-static int scan_response (ZOOM_connection c, Z_ScanResponse *res)
-{
- NMEM nmem = odr_extract_mem (c->odr_in);
- ZOOM_scanset scan;
-
- if (!c->tasks || c->tasks->which != ZOOM_TASK_SCAN)
- return 0;
- scan = c->tasks->u.scan.scan;
-
- if (res->entries && res->entries->nonsurrogateDiagnostics)
- response_diag(c, res->entries->nonsurrogateDiagnostics[0]);
- scan->scan_response = res;
- nmem_transfer (scan->odr->mem, nmem);
- if (res->stepSize)
- ZOOM_options_set_int (scan->options, "stepSize", *res->stepSize);
- if (res->positionOfTerm)
- ZOOM_options_set_int (scan->options, "position", *res->positionOfTerm);
- if (res->scanStatus)
- ZOOM_options_set_int (scan->options, "scanStatus", *res->scanStatus);
- if (res->numberOfEntriesReturned)
- ZOOM_options_set_int (scan->options, "number",
- *res->numberOfEntriesReturned);
- nmem_destroy (nmem);
- return 1;
-}
-
-static zoom_ret send_sort (ZOOM_connection c,
- ZOOM_resultset resultset)
-{
- if (c->error)
- resultset->r_sort_spec = 0;
- if (resultset->r_sort_spec)
- {
- Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_sortRequest);
- Z_SortRequest *req = apdu->u.sortRequest;
-
- req->num_inputResultSetNames = 1;
- req->inputResultSetNames = (Z_InternationalString **)
- odr_malloc (c->odr_out, sizeof(*req->inputResultSetNames));
- req->inputResultSetNames[0] =
- odr_strdup (c->odr_out, resultset->setname);
- req->sortedResultSetName = odr_strdup (c->odr_out, resultset->setname);
- req->sortSequence = resultset->r_sort_spec;
- resultset->r_sort_spec = 0;
- return send_APDU (c, apdu);
- }
- return zoom_complete;
-}
-
-static zoom_ret send_present(ZOOM_connection c)
-{
- Z_APDU *apdu = 0;
- Z_PresentRequest *req = 0;
- int i = 0;
- const char *syntax = 0;
- const char *elementSetName = 0;
- ZOOM_resultset resultset;
-
- if (!c->tasks)
- {
- yaz_log(log_details, "%p send_present no tasks", c);
- return zoom_complete;
- }
- switch (c->tasks->which)
- {
- case ZOOM_TASK_SEARCH:
- resultset = c->tasks->u.search.resultset;
- break;
- case ZOOM_TASK_RETRIEVE:
- resultset = c->tasks->u.retrieve.resultset;
- resultset->start = c->tasks->u.retrieve.start;
- resultset->count = c->tasks->u.retrieve.count;
-
- if (resultset->start >= resultset->size)
- {
- yaz_log(log_details, "%p send_present start=%d >= size=%d",
- c, resultset->start, resultset->size);
- return zoom_complete;
- }
- if (resultset->start + resultset->count > resultset->size)
- resultset->count = resultset->size - resultset->start;
- break;
- default:
- return zoom_complete;
- }
- yaz_log(log_details, "%p send_present start=%d count=%d",
- c, resultset->start, resultset->count);
-
- syntax = ZOOM_resultset_option_get (resultset, "preferredRecordSyntax");
- elementSetName = ZOOM_resultset_option_get (resultset, "elementSetName");
-
- if (c->error) /* don't continue on error */
- return zoom_complete;
- if (resultset->start < 0)
- return zoom_complete;
- for (i = 0; i<resultset->count; i++)
- {
- ZOOM_record rec =
- record_cache_lookup (resultset, i + resultset->start);
- if (!rec)
- break;
- }
- if (i == resultset->count)
- {
- yaz_log(log_details, "%p send_present skip=%d no more to fetch", c, i);
- return zoom_complete;
- }
-
- apdu = zget_APDU(c->odr_out, Z_APDU_presentRequest);
- req = apdu->u.presentRequest;
-
- resultset->start += i;
- resultset->count -= i;
-
- if (i)
- yaz_log(log_details, "%p send_present skip=%d", c, i);
-
- *req->resultSetStartPoint = resultset->start + 1;
- *req->numberOfRecordsRequested = resultset->step>0 ?
- resultset->step : resultset->count;
- assert (*req->numberOfRecordsRequested > 0);
-
-
- if (syntax && *syntax)
- req->preferredRecordSyntax =
- yaz_str_to_z3950oid (c->odr_out, CLASS_RECSYN, syntax);
-
- if (resultset->schema && *resultset->schema)
- {
- Z_RecordComposition *compo = (Z_RecordComposition *)
- odr_malloc (c->odr_out, sizeof(*compo));
-
- req->recordComposition = compo;
- compo->which = Z_RecordComp_complex;
- compo->u.complex = (Z_CompSpec *)
- odr_malloc(c->odr_out, sizeof(*compo->u.complex));
- compo->u.complex->selectAlternativeSyntax = (bool_t *)
- odr_malloc(c->odr_out, sizeof(bool_t));
- *compo->u.complex->selectAlternativeSyntax = 0;
-
- compo->u.complex->generic = (Z_Specification *)
- odr_malloc(c->odr_out, sizeof(*compo->u.complex->generic));
-
- compo->u.complex->generic->which = Z_Schema_oid;
- compo->u.complex->generic->schema.oid = (Odr_oid *)
- yaz_str_to_z3950oid (c->odr_out, CLASS_SCHEMA, resultset->schema);
-
- if (!compo->u.complex->generic->schema.oid)
- {
- /* OID wasn't a schema! Try record syntax instead. */