2 * Copyright (C) 1995-2007, Index Data ApS
3 * See the file LICENSE for details.
5 * $Id: srw.c,v 1.57 2007-08-23 14:23:23 adam Exp $
9 * \brief Implements SRW/SRU package encoding and decoding
14 #include <libxml/parser.h>
15 #include <libxml/tree.h>
18 static void add_XML_n(xmlNodePtr ptr, const char *elem, char *val, int len,
23 xmlDocPtr doc = xmlParseMemory(val,len);
26 xmlNodePtr c = xmlNewChild(ptr, ns_ptr, BAD_CAST elem, 0);
27 xmlNodePtr t = xmlDocGetRootElement(doc);
28 xmlAddChild(c, xmlCopyNode(t,1));
34 xmlNodePtr add_xsd_string_n(xmlNodePtr ptr, const char *elem, const char *val,
39 xmlNodePtr c = xmlNewChild(ptr, 0, BAD_CAST elem, 0);
40 xmlNodePtr t = xmlNewTextLen(BAD_CAST val, len);
47 xmlNodePtr add_xsd_string_ns(xmlNodePtr ptr, const char *elem, const char *val,
52 xmlNodePtr c = xmlNewChild(ptr, ns_ptr, BAD_CAST elem, 0);
53 xmlNodePtr t = xmlNewText(BAD_CAST val);
60 xmlNodePtr add_xsd_string(xmlNodePtr ptr, const char *elem, const char *val)
62 return add_xsd_string_ns(ptr, elem, val, 0);
65 static void add_xsd_integer(xmlNodePtr ptr, const char *elem, const int *val)
70 sprintf(str, "%d", *val);
71 xmlNewTextChild(ptr, 0, BAD_CAST elem, BAD_CAST str);
75 static int match_element(xmlNodePtr ptr, const char *elem)
77 if (ptr->type == XML_ELEMENT_NODE && !xmlStrcmp(ptr->name, BAD_CAST elem))
86 static int match_xsd_string_n(xmlNodePtr ptr, const char *elem, ODR o,
90 struct _xmlAttr *attr;
92 if (!match_element(ptr, elem))
95 for (attr = ptr->properties; attr; attr = attr->next)
96 if (!strcmp(attr->name, "type") &&
97 attr->children && attr->children->type == XML_TEXT_NODE)
99 const char *t = strchr(attr->children->content, ':');
103 t = attr->children->content;
104 if (!strcmp(t, "string"))
111 if (!ptr || ptr->type != XML_TEXT_NODE)
116 *val = odr_strdup(o, (const char *) ptr->content);
118 *len = xmlStrlen(ptr->content);
123 static int match_xsd_string(xmlNodePtr ptr, const char *elem, ODR o,
126 return match_xsd_string_n(ptr, elem, o, val, 0);
129 static int match_xsd_XML_n(xmlNodePtr ptr, const char *elem, ODR o,
130 char **val, int *len)
134 if (!match_element(ptr, elem))
137 buf = xmlBufferCreate();
139 /* Copy each element nodes at top.
140 In most cases there is only one root node.. At least one server
141 http://www.theeuropeanlibrary.org/sru/sru.pl
142 has multiple root nodes in recordData.
144 for (ptr = ptr->children; ptr; ptr = ptr->next)
146 if (ptr->type == XML_ELEMENT_NODE)
148 /* copy node to get NS right (bug #740). */
149 xmlNode *tmp = xmlCopyNode(ptr, 1);
151 xmlNodeDump(buf, tmp->doc, tmp, 0, 0);
157 *val = (char *) odr_malloc(o, buf->use+1);
158 memcpy (*val, buf->content, buf->use);
159 (*val)[buf->use] = '\0';
169 static int match_xsd_integer(xmlNodePtr ptr, const char *elem, ODR o, int **val)
172 struct _xmlAttr *attr;
174 if (!match_element(ptr, elem))
177 for (attr = ptr->properties; attr; attr = attr->next)
178 if (!strcmp(attr->name, "type") &&
179 attr->children && attr->children->type == XML_TEXT_NODE)
181 const char *t = strchr(attr->children->content, ':');
185 t = attr->children->content;
186 if (!strcmp(t, "integer"))
193 if (!ptr || ptr->type != XML_TEXT_NODE)
195 *val = odr_intdup(o, atoi((const char *) ptr->content));
199 char *yaz_negotiate_sru_version(char *input_ver)
204 if (!strcmp(input_ver, "1.1"))
206 return "1.2"; /* our latest supported version */
209 static int yaz_srw_record(ODR o, xmlNodePtr pptr, Z_SRW_record *rec,
210 Z_SRW_extra_record **extra,
211 void *client_data, const char *ns)
213 if (o->direction == ODR_DECODE)
215 Z_SRW_extra_record ex;
218 int pack = Z_SRW_recordPacking_string;
220 xmlNodePtr data_ptr = 0;
221 rec->recordSchema = 0;
222 rec->recordData_buf = 0;
223 rec->recordData_len = 0;
224 rec->recordPosition = 0;
227 ex.extraRecordData_buf = 0;
228 ex.extraRecordData_len = 0;
229 ex.recordIdentifier = 0;
231 for (ptr = pptr->children; ptr; ptr = ptr->next)
234 if (match_xsd_string(ptr, "recordSchema", o,
237 else if (match_xsd_string(ptr, "recordPacking", o, &spack))
240 pack = yaz_srw_str_to_pack(spack);
242 else if (match_xsd_integer(ptr, "recordPosition", o,
243 &rec->recordPosition))
245 else if (match_element(ptr, "recordData"))
247 /* save position of Data until after the loop
248 then we will know the packing (hopefully), and
249 unpacking is done once
253 else if (match_xsd_XML_n(ptr, "extraRecordData", o,
254 &ex.extraRecordData_buf,
255 &ex.extraRecordData_len) )
257 else if (match_xsd_string(ptr, "recordIdentifier", o,
258 &ex.recordIdentifier))
266 case Z_SRW_recordPacking_XML:
267 match_xsd_XML_n(data_ptr, "recordData", o,
268 &rec->recordData_buf, &rec->recordData_len);
270 case Z_SRW_recordPacking_URL:
271 /* just store it as a string.
272 leave it to the backend to collect the document */
273 match_xsd_string_n(data_ptr, "recordData", o,
274 &rec->recordData_buf, &rec->recordData_len);
276 case Z_SRW_recordPacking_string:
277 match_xsd_string_n(data_ptr, "recordData", o,
278 &rec->recordData_buf, &rec->recordData_len);
282 rec->recordPacking = pack;
283 if (ex.extraRecordData_buf || ex.recordIdentifier)
285 *extra = (Z_SRW_extra_record *)
286 odr_malloc(o, sizeof(Z_SRW_extra_record));
287 memcpy(*extra, &ex, sizeof(Z_SRW_extra_record));
290 else if (o->direction == ODR_ENCODE)
292 xmlNodePtr ptr = pptr;
293 int pack = rec->recordPacking;
294 const char *spack = yaz_srw_pack_to_str(pack);
296 add_xsd_string(ptr, "recordSchema", rec->recordSchema);
298 add_xsd_string(ptr, "recordPacking", spack);
301 case Z_SRW_recordPacking_string:
302 add_xsd_string_n(ptr, "recordData", rec->recordData_buf,
303 rec->recordData_len);
305 case Z_SRW_recordPacking_XML:
306 add_XML_n(ptr, "recordData", rec->recordData_buf,
307 rec->recordData_len, 0);
309 case Z_SRW_recordPacking_URL:
310 add_xsd_string_n(ptr, "recordData", rec->recordData_buf,
311 rec->recordData_len);
314 if (rec->recordPosition)
315 add_xsd_integer(ptr, "recordPosition", rec->recordPosition );
318 if ((*extra)->recordIdentifier)
319 add_xsd_string(ptr, "recordIdentifier",
320 (*extra)->recordIdentifier);
321 if ((*extra)->extraRecordData_buf)
322 add_XML_n(ptr, "extraRecordData",
323 (*extra)->extraRecordData_buf,
324 (*extra)->extraRecordData_len, 0);
330 static int yaz_srw_records(ODR o, xmlNodePtr pptr, Z_SRW_record **recs,
331 Z_SRW_extra_record ***extra,
332 int *num, void *client_data, const char *ns)
334 if (o->direction == ODR_DECODE)
339 for (ptr = pptr->children; ptr; ptr = ptr->next)
341 if (ptr->type == XML_ELEMENT_NODE &&
342 !xmlStrcmp(ptr->name, BAD_CAST "record"))
347 *recs = (Z_SRW_record *) odr_malloc(o, *num * sizeof(**recs));
348 *extra = (Z_SRW_extra_record **) odr_malloc(o, *num * sizeof(**extra));
349 for (i = 0, ptr = pptr->children; ptr; ptr = ptr->next)
351 if (ptr->type == XML_ELEMENT_NODE &&
352 !xmlStrcmp(ptr->name, BAD_CAST "record"))
354 yaz_srw_record(o, ptr, *recs + i, *extra + i, client_data, ns);
359 else if (o->direction == ODR_ENCODE)
362 for (i = 0; i < *num; i++)
364 xmlNodePtr rptr = xmlNewChild(pptr, 0, BAD_CAST "record",
366 yaz_srw_record(o, rptr, (*recs)+i, (*extra ? *extra + i : 0),
373 static int yaz_srw_version(ODR o, xmlNodePtr pptr, Z_SRW_recordVersion *rec,
374 void *client_data, const char *ns)
376 if (o->direction == ODR_DECODE)
379 rec->versionType = 0;
380 rec->versionValue = 0;
381 for (ptr = pptr->children; ptr; ptr = ptr->next)
384 if (match_xsd_string(ptr, "versionType", o,
387 else if (match_xsd_string(ptr, "versionValue", o,
392 else if (o->direction == ODR_ENCODE)
394 xmlNodePtr ptr = pptr;
395 add_xsd_string(ptr, "versionType", rec->versionType);
396 add_xsd_string(ptr, "versionValue", rec->versionValue);
401 static int yaz_srw_versions(ODR o, xmlNodePtr pptr,
402 Z_SRW_recordVersion **vers,
403 int *num, void *client_data, const char *ns)
405 if (o->direction == ODR_DECODE)
410 for (ptr = pptr->children; ptr; ptr = ptr->next)
412 if (ptr->type == XML_ELEMENT_NODE &&
413 !xmlStrcmp(ptr->name, BAD_CAST "recordVersion"))
418 *vers = (Z_SRW_recordVersion *) odr_malloc(o, *num * sizeof(**vers));
419 for (i = 0, ptr = pptr->children; ptr; ptr = ptr->next)
421 if (ptr->type == XML_ELEMENT_NODE &&
422 !xmlStrcmp(ptr->name, BAD_CAST "recordVersion"))
424 yaz_srw_version(o, ptr, *vers + i, client_data, ns);
429 else if (o->direction == ODR_ENCODE)
432 for (i = 0; i < *num; i++)
434 xmlNodePtr rptr = xmlNewChild(pptr, 0, BAD_CAST "version",
436 yaz_srw_version(o, rptr, (*vers)+i, client_data, ns);
442 static int yaz_srw_diagnostics(ODR o, xmlNodePtr pptr, Z_SRW_diagnostic **recs,
443 int *num, void *client_data, const char *ns)
445 if (o->direction == ODR_DECODE)
450 for (ptr = pptr->children; ptr; ptr = ptr->next)
452 if (ptr->type == XML_ELEMENT_NODE &&
453 !xmlStrcmp(ptr->name, BAD_CAST "diagnostic"))
458 *recs = (Z_SRW_diagnostic *) odr_malloc(o, *num * sizeof(**recs));
459 for (i = 0; i < *num; i++)
462 (*recs)[i].details = 0;
463 (*recs)[i].message = 0;
465 for (i = 0, ptr = pptr->children; ptr; ptr = ptr->next)
467 if (ptr->type == XML_ELEMENT_NODE &&
468 !xmlStrcmp(ptr->name, BAD_CAST "diagnostic"))
472 (*recs)[i].details = 0;
473 (*recs)[i].message = 0;
474 for (rptr = ptr->children; rptr; rptr = rptr->next)
476 if (match_xsd_string(rptr, "uri", o,
479 else if (match_xsd_string(rptr, "details", o,
480 &(*recs)[i].details))
482 else if (match_xsd_string(rptr, "message", o,
483 &(*recs)[i].message))
490 else if (o->direction == ODR_ENCODE)
494 xmlNewNs(pptr, BAD_CAST YAZ_XMLNS_DIAG_v1_1, BAD_CAST "diag" );
495 for (i = 0; i < *num; i++)
497 const char *std_diag = "info:srw/diagnostic/1/";
498 const char *ucp_diag = "info:srw/diagnostic/12/";
499 xmlNodePtr rptr = xmlNewChild(pptr, ns_diag,
500 BAD_CAST "diagnostic", 0);
501 add_xsd_string(rptr, "uri", (*recs)[i].uri);
502 if ((*recs)[i].message)
503 add_xsd_string(rptr, "message", (*recs)[i].message);
504 else if ((*recs)[i].uri )
506 if (!strncmp((*recs)[i].uri, std_diag, strlen(std_diag)))
508 int no = atoi((*recs)[i].uri + strlen(std_diag));
509 const char *message = yaz_diag_srw_str(no);
511 add_xsd_string(rptr, "message", message);
513 else if (!strncmp((*recs)[i].uri, ucp_diag, strlen(ucp_diag)))
515 int no = atoi((*recs)[i].uri + strlen(ucp_diag));
516 const char *message = yaz_diag_sru_update_str(no);
518 add_xsd_string(rptr, "message", message);
521 add_xsd_string(rptr, "details", (*recs)[i].details);
527 static int yaz_srw_term(ODR o, xmlNodePtr pptr, Z_SRW_scanTerm *term,
528 void *client_data, const char *ns)
530 if (o->direction == ODR_DECODE)
534 term->numberOfRecords = 0;
535 term->displayTerm = 0;
536 term->whereInList = 0;
537 for (ptr = pptr->children; ptr; ptr = ptr->next)
539 if (match_xsd_string(ptr, "value", o, &term->value))
541 else if (match_xsd_integer(ptr, "numberOfRecords", o,
542 &term->numberOfRecords))
544 else if (match_xsd_string(ptr, "displayTerm", o,
547 else if (match_xsd_string(ptr, "whereInList", o,
552 else if (o->direction == ODR_ENCODE)
554 xmlNodePtr ptr = pptr;
555 add_xsd_string(ptr, "value", term->value);
556 add_xsd_integer(ptr, "numberOfRecords", term->numberOfRecords);
557 add_xsd_string(ptr, "displayTerm", term->displayTerm);
558 add_xsd_string(ptr, "whereInList", term->whereInList);
563 static int yaz_srw_terms(ODR o, xmlNodePtr pptr, Z_SRW_scanTerm **terms,
564 int *num, void *client_data, const char *ns)
566 if (o->direction == ODR_DECODE)
571 for (ptr = pptr->children; ptr; ptr = ptr->next)
573 if (ptr->type == XML_ELEMENT_NODE &&
574 !xmlStrcmp(ptr->name, BAD_CAST "term"))
579 *terms = (Z_SRW_scanTerm *) odr_malloc(o, *num * sizeof(**terms));
580 for (i = 0, ptr = pptr->children; ptr; ptr = ptr->next, i++)
582 if (ptr->type == XML_ELEMENT_NODE &&
583 !xmlStrcmp(ptr->name, BAD_CAST "term"))
584 yaz_srw_term(o, ptr, (*terms)+i, client_data, ns);
587 else if (o->direction == ODR_ENCODE)
590 for (i = 0; i < *num; i++)
592 xmlNodePtr rptr = xmlNewChild(pptr, 0, BAD_CAST "term", 0);
593 yaz_srw_term(o, rptr, (*terms)+i, client_data, ns);
599 int yaz_srw_codec(ODR o, void * vptr, Z_SRW_PDU **handler_data,
600 void *client_data, const char *ns)
602 xmlNodePtr pptr = (xmlNodePtr) vptr;
603 if (o->direction == ODR_DECODE)
605 Z_SRW_PDU **p = handler_data;
606 xmlNodePtr method = pptr->children;
609 while (method && method->type == XML_TEXT_NODE)
610 method = method->next;
614 if (method->type != XML_ELEMENT_NODE)
617 *p = yaz_srw_get_core_v_1_1(o);
619 if (!xmlStrcmp(method->name, BAD_CAST "searchRetrieveRequest"))
621 xmlNodePtr ptr = method->children;
622 Z_SRW_searchRetrieveRequest *req;
624 (*p)->which = Z_SRW_searchRetrieve_request;
625 req = (*p)->u.request = (Z_SRW_searchRetrieveRequest *)
626 odr_malloc(o, sizeof(*req));
627 req->query_type = Z_SRW_query_type_cql;
629 req->sort_type = Z_SRW_sort_type_none;
631 req->startRecord = 0;
632 req->maximumRecords = 0;
633 req->recordSchema = 0;
634 req->recordPacking = 0;
635 req->recordXPath = 0;
636 req->resultSetTTL = 0;
640 for (; ptr; ptr = ptr->next)
642 if (match_xsd_string(ptr, "version", o,
645 else if (match_xsd_string(ptr, "query", o,
647 req->query_type = Z_SRW_query_type_cql;
648 else if (match_xsd_string(ptr, "pQuery", o,
650 req->query_type = Z_SRW_query_type_pqf;
651 else if (match_xsd_string(ptr, "xQuery", o,
653 req->query_type = Z_SRW_query_type_xcql;
654 else if (match_xsd_integer(ptr, "startRecord", o,
657 else if (match_xsd_integer(ptr, "maximumRecords", o,
658 &req->maximumRecords))
660 else if (match_xsd_string(ptr, "recordPacking", o,
661 &req->recordPacking))
663 else if (match_xsd_string(ptr, "recordSchema", o,
666 else if (match_xsd_string(ptr, "recordXPath", o,
669 else if (match_xsd_integer(ptr, "resultSetTTL", o,
672 else if (match_xsd_string(ptr, "sortKeys", o,
673 &req->sort.sortKeys))
674 req->sort_type = Z_SRW_sort_type_sort;
675 else if (match_xsd_string(ptr, "stylesheet", o,
678 else if (match_xsd_string(ptr, "database", o,
682 if (!req->query.cql && !req->query.pqf && !req->query.xcql)
684 /* should put proper diagnostic here */
688 else if (!xmlStrcmp(method->name, BAD_CAST "searchRetrieveResponse"))
690 xmlNodePtr ptr = method->children;
691 Z_SRW_searchRetrieveResponse *res;
693 (*p)->which = Z_SRW_searchRetrieve_response;
694 res = (*p)->u.response = (Z_SRW_searchRetrieveResponse *)
695 odr_malloc(o, sizeof(*res));
697 res->numberOfRecords = 0;
698 res->resultSetId = 0;
699 res->resultSetIdleTime = 0;
701 res->num_records = 0;
702 res->diagnostics = 0;
703 res->num_diagnostics = 0;
704 res->nextRecordPosition = 0;
706 for (; ptr; ptr = ptr->next)
708 if (match_xsd_string(ptr, "version", o,
711 else if (match_xsd_integer(ptr, "numberOfRecords", o,
712 &res->numberOfRecords))
714 else if (match_xsd_string(ptr, "resultSetId", o,
717 else if (match_xsd_integer(ptr, "resultSetIdleTime", o,
718 &res->resultSetIdleTime))
720 else if (match_element(ptr, "records"))
721 yaz_srw_records(o, ptr, &res->records,
723 &res->num_records, client_data, ns);
724 else if (match_xsd_integer(ptr, "nextRecordPosition", o,
725 &res->nextRecordPosition))
727 else if (match_element(ptr, "diagnostics"))
728 yaz_srw_diagnostics(o, ptr, &res->diagnostics,
729 &res->num_diagnostics,
733 else if (!xmlStrcmp(method->name, BAD_CAST "explainRequest"))
735 Z_SRW_explainRequest *req;
736 xmlNodePtr ptr = method->children;
738 (*p)->which = Z_SRW_explain_request;
739 req = (*p)->u.explain_request = (Z_SRW_explainRequest *)
740 odr_malloc(o, sizeof(*req));
741 req->recordPacking = 0;
744 for (; ptr; ptr = ptr->next)
746 if (match_xsd_string(ptr, "version", o,
749 else if (match_xsd_string(ptr, "stylesheet", o,
752 else if (match_xsd_string(ptr, "recordPacking", o,
753 &req->recordPacking))
755 else if (match_xsd_string(ptr, "database", o,
760 else if (!xmlStrcmp(method->name, BAD_CAST "explainResponse"))
762 Z_SRW_explainResponse *res;
763 xmlNodePtr ptr = method->children;
765 (*p)->which = Z_SRW_explain_response;
766 res = (*p)->u.explain_response = (Z_SRW_explainResponse*)
767 odr_malloc(o, sizeof(*res));
768 res->diagnostics = 0;
769 res->num_diagnostics = 0;
770 res->record.recordSchema = 0;
771 res->record.recordData_buf = 0;
772 res->record.recordData_len = 0;
773 res->record.recordPosition = 0;
775 for (; ptr; ptr = ptr->next)
777 if (match_xsd_string(ptr, "version", o,
780 else if (match_element(ptr, "record"))
781 yaz_srw_record(o, ptr, &res->record, &res->extra_record,
783 else if (match_element(ptr, "diagnostics"))
784 yaz_srw_diagnostics(o, ptr, &res->diagnostics,
785 &res->num_diagnostics,
790 else if (!xmlStrcmp(method->name, BAD_CAST "scanRequest"))
792 Z_SRW_scanRequest *req;
793 xmlNodePtr ptr = method->children;
795 (*p)->which = Z_SRW_scan_request;
796 req = (*p)->u.scan_request = (Z_SRW_scanRequest *)
797 odr_malloc(o, sizeof(*req));
798 req->query_type = Z_SRW_query_type_cql;
799 req->scanClause.cql = 0;
800 req->responsePosition = 0;
801 req->maximumTerms = 0;
805 for (; ptr; ptr = ptr->next)
807 if (match_xsd_string(ptr, "version", o,
810 else if (match_xsd_string(ptr, "scanClause", o,
811 &req->scanClause.cql))
813 else if (match_xsd_string(ptr, "pScanClause", o,
814 &req->scanClause.pqf))
816 req->query_type = Z_SRW_query_type_pqf;
818 else if (match_xsd_integer(ptr, "responsePosition", o,
819 &req->responsePosition))
821 else if (match_xsd_integer(ptr, "maximumTerms", o,
824 else if (match_xsd_string(ptr, "stylesheet", o,
827 else if (match_xsd_string(ptr, "database", o,
832 else if (!xmlStrcmp(method->name, BAD_CAST "scanResponse"))
834 Z_SRW_scanResponse *res;
835 xmlNodePtr ptr = method->children;
837 (*p)->which = Z_SRW_scan_response;
838 res = (*p)->u.scan_response = (Z_SRW_scanResponse *)
839 odr_malloc(o, sizeof(*res));
842 res->diagnostics = 0;
843 res->num_diagnostics = 0;
845 for (; ptr; ptr = ptr->next)
847 if (match_xsd_string(ptr, "version", o,
850 else if (match_element(ptr, "terms"))
851 yaz_srw_terms(o, ptr, &res->terms,
852 &res->num_terms, client_data,
854 else if (match_element(ptr, "diagnostics"))
855 yaz_srw_diagnostics(o, ptr, &res->diagnostics,
856 &res->num_diagnostics,
865 neg_version = yaz_negotiate_sru_version((*p)->srw_version);
867 (*p)->srw_version = neg_version;
869 else if (o->direction == ODR_ENCODE)
871 Z_SRW_PDU **p = handler_data;
874 if ((*p)->which == Z_SRW_searchRetrieve_request)
876 Z_SRW_searchRetrieveRequest *req = (*p)->u.request;
877 xmlNodePtr ptr = xmlNewChild(pptr, 0,
878 BAD_CAST "searchRetrieveRequest", 0);
879 ns_srw = xmlNewNs(ptr, BAD_CAST ns, BAD_CAST "zs");
880 xmlSetNs(ptr, ns_srw);
882 if ((*p)->srw_version)
883 add_xsd_string(ptr, "version", (*p)->srw_version);
884 switch(req->query_type)
886 case Z_SRW_query_type_cql:
887 add_xsd_string(ptr, "query", req->query.cql);
889 case Z_SRW_query_type_xcql:
890 add_xsd_string(ptr, "xQuery", req->query.xcql);
892 case Z_SRW_query_type_pqf:
893 add_xsd_string(ptr, "pQuery", req->query.pqf);
896 add_xsd_integer(ptr, "startRecord", req->startRecord);
897 add_xsd_integer(ptr, "maximumRecords", req->maximumRecords);
898 add_xsd_string(ptr, "recordPacking", req->recordPacking);
899 add_xsd_string(ptr, "recordSchema", req->recordSchema);
900 add_xsd_string(ptr, "recordXPath", req->recordXPath);
901 add_xsd_integer(ptr, "resultSetTTL", req->resultSetTTL);
902 switch(req->sort_type)
904 case Z_SRW_sort_type_none:
906 case Z_SRW_sort_type_sort:
907 add_xsd_string(ptr, "sortKeys", req->sort.sortKeys);
909 case Z_SRW_sort_type_xSort:
910 add_xsd_string(ptr, "xSortKeys", req->sort.xSortKeys);
913 add_xsd_string(ptr, "stylesheet", req->stylesheet);
914 add_xsd_string(ptr, "database", req->database);
916 else if ((*p)->which == Z_SRW_searchRetrieve_response)
918 Z_SRW_searchRetrieveResponse *res = (*p)->u.response;
919 xmlNodePtr ptr = xmlNewChild(pptr, 0,
920 BAD_CAST "searchRetrieveResponse", 0);
921 ns_srw = xmlNewNs(ptr, BAD_CAST ns, BAD_CAST "zs");
922 xmlSetNs(ptr, ns_srw);
924 if ((*p)->srw_version)
925 add_xsd_string(ptr, "version", (*p)->srw_version);
926 add_xsd_integer(ptr, "numberOfRecords", res->numberOfRecords);
927 add_xsd_string(ptr, "resultSetId", res->resultSetId);
928 add_xsd_integer(ptr, "resultSetIdleTime", res->resultSetIdleTime);
929 if (res->num_records)
931 xmlNodePtr rptr = xmlNewChild(ptr, 0, BAD_CAST "records", 0);
932 yaz_srw_records(o, rptr, &res->records, &res->extra_records,
936 add_xsd_integer(ptr, "nextRecordPosition",
937 res->nextRecordPosition);
938 if (res->num_diagnostics)
940 xmlNodePtr rptr = xmlNewChild(ptr, 0, BAD_CAST "diagnostics",
942 yaz_srw_diagnostics(o, rptr, &res->diagnostics,
943 &res->num_diagnostics, client_data, ns);
946 else if ((*p)->which == Z_SRW_explain_request)
948 Z_SRW_explainRequest *req = (*p)->u.explain_request;
949 xmlNodePtr ptr = xmlNewChild(pptr, 0, BAD_CAST "explainRequest",
951 ns_srw = xmlNewNs(ptr, BAD_CAST ns, BAD_CAST "zs");
952 xmlSetNs(ptr, ns_srw);
954 add_xsd_string(ptr, "version", (*p)->srw_version);
955 add_xsd_string(ptr, "recordPacking", req->recordPacking);
956 add_xsd_string(ptr, "stylesheet", req->stylesheet);
957 add_xsd_string(ptr, "database", req->database);
959 else if ((*p)->which == Z_SRW_explain_response)
961 Z_SRW_explainResponse *res = (*p)->u.explain_response;
962 xmlNodePtr ptr = xmlNewChild(pptr, 0, BAD_CAST "explainResponse",
964 ns_srw = xmlNewNs(ptr, BAD_CAST ns, BAD_CAST "zs");
965 xmlSetNs(ptr, ns_srw);
967 add_xsd_string(ptr, "version", (*p)->srw_version);
970 xmlNodePtr ptr1 = xmlNewChild(ptr, 0, BAD_CAST "record", 0);
971 yaz_srw_record(o, ptr1, &res->record, &res->extra_record,
974 if (res->num_diagnostics)
976 xmlNodePtr rptr = xmlNewChild(ptr, 0, BAD_CAST "diagnostics",
978 yaz_srw_diagnostics(o, rptr, &res->diagnostics,
979 &res->num_diagnostics, client_data, ns);
982 else if ((*p)->which == Z_SRW_scan_request)
984 Z_SRW_scanRequest *req = (*p)->u.scan_request;
985 xmlNodePtr ptr = xmlNewChild(pptr, 0, BAD_CAST "scanRequest", 0);
986 ns_srw = xmlNewNs(ptr, BAD_CAST ns, BAD_CAST "zs");
987 xmlSetNs(ptr, ns_srw);
989 add_xsd_string(ptr, "version", (*p)->srw_version);
990 switch(req->query_type)
992 case Z_SRW_query_type_cql:
993 add_xsd_string(ptr, "scanClause", req->scanClause.cql);
995 case Z_SRW_query_type_pqf:
996 add_xsd_string(ptr, "pScanClause", req->scanClause.pqf);
999 add_xsd_integer(ptr, "responsePosition", req->responsePosition);
1000 add_xsd_integer(ptr, "maximumTerms", req->maximumTerms);
1001 add_xsd_string(ptr, "stylesheet", req->stylesheet);
1002 add_xsd_string(ptr, "database", req->database);
1004 else if ((*p)->which == Z_SRW_scan_response)
1006 Z_SRW_scanResponse *res = (*p)->u.scan_response;
1007 xmlNodePtr ptr = xmlNewChild(pptr, 0, BAD_CAST "scanResponse", 0);
1008 ns_srw = xmlNewNs(ptr, BAD_CAST ns, BAD_CAST "zs");
1009 xmlSetNs(ptr, ns_srw);
1011 add_xsd_string(ptr, "version", (*p)->srw_version);
1015 xmlNodePtr rptr = xmlNewChild(ptr, 0, BAD_CAST "terms", 0);
1016 yaz_srw_terms(o, rptr, &res->terms, &res->num_terms,
1019 if (res->num_diagnostics)
1021 xmlNodePtr rptr = xmlNewChild(ptr, 0, BAD_CAST "diagnostics",
1023 yaz_srw_diagnostics(o, rptr, &res->diagnostics,
1024 &res->num_diagnostics, client_data, ns);
1034 int yaz_ucp_codec(ODR o, void * vptr, Z_SRW_PDU **handler_data,
1035 void *client_data, const char *ns_ucp_str)
1037 xmlNodePtr pptr = (xmlNodePtr) vptr;
1038 const char *ns_srw_str = YAZ_XMLNS_SRU_v1_1;
1039 if (o->direction == ODR_DECODE)
1041 Z_SRW_PDU **p = handler_data;
1042 xmlNodePtr method = pptr->children;
1044 while (method && method->type == XML_TEXT_NODE)
1045 method = method->next;
1049 if (method->type != XML_ELEMENT_NODE)
1052 *p = yaz_srw_get_core_v_1_1(o);
1054 if (!xmlStrcmp(method->name, BAD_CAST "updateRequest"))
1056 xmlNodePtr ptr = method->children;
1057 Z_SRW_updateRequest *req;
1060 (*p)->which = Z_SRW_update_request;
1061 req = (*p)->u.update_request = (Z_SRW_updateRequest *)
1062 odr_malloc(o, sizeof(*req));
1066 req->recordVersions = 0;
1067 req->num_recordVersions = 0;
1069 req->extra_record = 0;
1070 req->extraRequestData_buf = 0;
1071 req->extraRequestData_len = 0;
1072 req->stylesheet = 0;
1074 for (; ptr; ptr = ptr->next)
1076 if (match_xsd_string(ptr, "version", o,
1077 &(*p)->srw_version))
1079 else if (match_xsd_string(ptr, "action", o,
1082 if ( !strcmp(oper, "info:srw/action/1/delete"))
1083 req->operation = "delete";
1084 else if (!strcmp(oper,"info:srw/action/1/replace" ))
1085 req->operation = "replace";
1086 else if ( !strcmp( oper, "info:srw/action/1/create"))
1087 req->operation = "insert";
1090 else if (match_xsd_string(ptr, "recordIdentifier", o,
1093 else if (match_element(ptr, "recordVersions" ) )
1094 yaz_srw_versions( o, ptr, &req->recordVersions,
1095 &req->num_recordVersions, client_data,
1097 else if (match_element(ptr, "record"))
1099 req->record = yaz_srw_get_record(o);
1100 yaz_srw_record(o, ptr, req->record, &req->extra_record,
1101 client_data, ns_ucp_str);
1103 else if (match_xsd_string(ptr, "stylesheet", o,
1106 else if (match_xsd_string(ptr, "database", o,
1111 else if (!xmlStrcmp(method->name, BAD_CAST "updateResponse"))
1113 xmlNodePtr ptr = method->children;
1114 Z_SRW_updateResponse *res;
1116 (*p)->which = Z_SRW_update_response;
1117 res = (*p)->u.update_response = (Z_SRW_updateResponse *)
1118 odr_malloc(o, sizeof(*res));
1120 res->operationStatus = 0;
1122 res->recordVersions = 0;
1123 res->num_recordVersions = 0;
1124 res->diagnostics = 0;
1125 res->num_diagnostics = 0;
1127 res->extra_record = 0;
1128 res->extraResponseData_buf = 0;
1129 res->extraResponseData_len = 0;
1131 for (; ptr; ptr = ptr->next)
1133 if (match_xsd_string(ptr, "version", o,
1134 &(*p)->srw_version))
1136 else if (match_xsd_string(ptr, "operationStatus", o,
1137 &res->operationStatus ))
1139 else if (match_xsd_string(ptr, "recordIdentifier", o,
1142 else if (match_element(ptr, "recordVersions" ))
1143 yaz_srw_versions(o, ptr, &res->recordVersions,
1144 &res->num_recordVersions,
1145 client_data, ns_ucp_str);
1146 else if (match_element(ptr, "record"))
1148 res->record = yaz_srw_get_record(o);
1149 yaz_srw_record(o, ptr, res->record, &res->extra_record,
1150 client_data, ns_ucp_str);
1152 else if (match_element(ptr, "diagnostics"))
1153 yaz_srw_diagnostics(o, ptr, &res->diagnostics,
1154 &res->num_diagnostics,
1155 client_data, ns_ucp_str);
1158 else if (!xmlStrcmp(method->name, BAD_CAST "explainUpdateRequest"))
1161 else if (!xmlStrcmp(method->name, BAD_CAST "explainUpdateResponse"))
1170 else if (o->direction == ODR_ENCODE)
1172 Z_SRW_PDU **p = handler_data;
1173 xmlNsPtr ns_ucp, ns_srw;
1176 if ((*p)->which == Z_SRW_update_request)
1178 Z_SRW_updateRequest *req = (*p)->u.update_request;
1179 xmlNodePtr ptr = xmlNewChild(pptr, 0, BAD_CAST "updateRequest", 0);
1180 ns_ucp = xmlNewNs(ptr, BAD_CAST ns_ucp_str, BAD_CAST "zu");
1181 xmlSetNs(ptr, ns_ucp);
1182 ns_srw = xmlNewNs(ptr, BAD_CAST ns_srw_str, BAD_CAST "zs");
1184 add_xsd_string_ns(ptr, "version", (*p)->srw_version, ns_srw);
1185 add_xsd_string(ptr, "action", req->operation);
1186 add_xsd_string(ptr, "recordIdentifier", req->recordId );
1187 if (req->recordVersions)
1188 yaz_srw_versions( o, ptr, &req->recordVersions,
1189 &req->num_recordVersions,
1190 client_data, ns_ucp_str);
1191 if (req->record && req->record->recordData_len)
1193 xmlNodePtr rptr = xmlNewChild(ptr, 0, BAD_CAST "record", 0);
1194 xmlSetNs(rptr, ns_srw);
1195 yaz_srw_record(o, rptr, req->record, &req->extra_record,
1196 client_data, ns_ucp_str);
1198 if (req->extraRequestData_len)
1200 add_XML_n(ptr, "extraRequestData",
1201 req->extraRequestData_buf,
1202 req->extraRequestData_len, ns_srw);
1204 add_xsd_string(ptr, "stylesheet", req->stylesheet);
1205 add_xsd_string(ptr, "database", req->database);
1207 else if ((*p)->which == Z_SRW_update_response)
1209 Z_SRW_updateResponse *res = (*p)->u.update_response;
1210 xmlNodePtr ptr = xmlNewChild(pptr, 0, (xmlChar *)
1211 "updateResponse", 0);
1212 ns_ucp = xmlNewNs(ptr, BAD_CAST ns_ucp_str, BAD_CAST "zu");
1213 xmlSetNs(ptr, ns_ucp);
1214 ns_srw = xmlNewNs(ptr, BAD_CAST ns_srw_str, BAD_CAST "zs");
1216 add_xsd_string_ns(ptr, "version", (*p)->srw_version, ns_srw);
1217 add_xsd_string(ptr, "operationStatus", res->operationStatus );
1218 add_xsd_string(ptr, "recordIdentifier", res->recordId );
1219 if (res->recordVersions)
1220 yaz_srw_versions(o, ptr, &res->recordVersions,
1221 &res->num_recordVersions,
1222 client_data, ns_ucp_str);
1223 if (res->record && res->record->recordData_len)
1225 xmlNodePtr rptr = xmlNewChild(ptr, 0, BAD_CAST "record", 0);
1226 xmlSetNs(rptr, ns_srw);
1227 yaz_srw_record(o, rptr, res->record, &res->extra_record,
1228 client_data, ns_ucp_str);
1230 if (res->num_diagnostics)
1233 xmlNewNs(pptr, BAD_CAST YAZ_XMLNS_DIAG_v1_1,
1236 xmlNodePtr rptr = xmlNewChild(ptr, ns_diag, BAD_CAST "diagnostics", 0);
1237 yaz_srw_diagnostics(o, rptr, &res->diagnostics,
1238 &res->num_diagnostics, client_data,
1241 if (res->extraResponseData_len)
1242 add_XML_n(ptr, "extraResponseData",
1243 res->extraResponseData_buf,
1244 res->extraResponseData_len, ns_srw);
1259 * indent-tabs-mode: nil
1261 * vim: shiftwidth=4 tabstop=8 expandtab