src/srw.c

   1 /* This file is part of the YAZ toolkit.
   2  * Copyright (C) 1995-2011 Index Data
   3  * See the file LICENSE for details.
   4  */
   5 /**
   6  * \file srw.c
   7  * \brief Implements SRW/SRU package encoding and decoding
   8  */
   9 #if HAVE_CONFIG_H
  10 #include <config.h>
  11 #endif
  12
  13 #include <stdlib.h>
  14
  15 #include <yaz/srw.h>
  16 #include <yaz/wrbuf.h>
  17 #if YAZ_HAVE_XML2
  18 #include <libxml/parser.h>
  19 #include <libxml/tree.h>
  20 #include <assert.h>
  21
  22 #include "sru-p.h"
  23
  24 static void add_XML_n(xmlNodePtr ptr, const char *elem, char *val, int len,
  25                       xmlNsPtr ns_ptr)
  26 {
  27     if (val)
  28     {
  29         xmlDocPtr doc = xmlParseMemory(val,len);
  30         if (doc)
  31         {
  32             xmlNodePtr c = xmlNewChild(ptr, ns_ptr, BAD_CAST elem, 0);
  33             xmlNodePtr t = xmlDocGetRootElement(doc);
  34             xmlAddChild(c, xmlCopyNode(t,1));
  35             xmlFreeDoc(doc);
  36         }
  37     }
  38 }
  39
  40 xmlNodePtr add_xsd_string_n(xmlNodePtr ptr, const char *elem, const char *val,
  41                             int len)
  42 {
  43     if (val)
  44     {
  45         xmlNodePtr c = xmlNewChild(ptr, 0, BAD_CAST elem, 0);
  46         xmlNodePtr t = xmlNewTextLen(BAD_CAST val, len);
  47         xmlAddChild(c, t);
  48         return t;
  49     }
  50     return 0;
  51 }
  52
  53 xmlNodePtr add_xsd_string_ns(xmlNodePtr ptr, const char *elem, const char *val,
  54                              xmlNsPtr ns_ptr)
  55 {
  56     if (val)
  57     {
  58         xmlNodePtr c = xmlNewChild(ptr, ns_ptr, BAD_CAST elem, 0);
  59         xmlNodePtr t = xmlNewText(BAD_CAST val);
  60         xmlAddChild(c, t);
  61         return t;
  62     }
  63     return 0;
  64 }
  65
  66 xmlNodePtr add_xsd_string(xmlNodePtr ptr, const char *elem, const char *val)
  67 {
  68     return add_xsd_string_ns(ptr, elem, val, 0);
  69 }
  70
  71 static void add_xsd_integer(xmlNodePtr ptr, const char *elem,
  72                             const Odr_int *val)
  73 {
  74     if (val)
  75     {
  76         char str[40];
  77         sprintf(str, ODR_INT_PRINTF, *val);
  78         xmlNewTextChild(ptr, 0, BAD_CAST elem, BAD_CAST str);
  79     }
  80 }
  81
  82 static int match_element(xmlNodePtr ptr, const char *elem)
  83 {
  84     if (ptr->type == XML_ELEMENT_NODE && !xmlStrcmp(ptr->name, BAD_CAST elem))
  85     {
  86         return 1;
  87     }
  88     return 0;
  89 }
  90
  91 #define CHECK_TYPE 0
  92
  93 static int match_xsd_string_n(xmlNodePtr ptr, const char *elem, ODR o,
  94                               char **val, int *len)
  95 {
  96 #if CHECK_TYPE
  97     struct _xmlAttr *attr;
  98 #endif
  99     if (!match_element(ptr, elem))
 100         return 0;
 101 #if CHECK_TYPE
 102     for (attr = ptr->properties; attr; attr = attr->next)
 103         if (!strcmp(attr->name, "type") &&
 104             attr->children && attr->children->type == XML_TEXT_NODE)
 105         {
 106             const char *t = strchr(attr->children->content, ':');
 107             if (t)
 108                 t = t + 1;
 109             else
 110                 t = attr->children->content;
 111             if (!strcmp(t, "string"))
 112                 break;
 113         }
 114     if (!attr)
 115         return 0;
 116 #endif
 117     ptr = ptr->children;
 118     if (!ptr || ptr->type != XML_TEXT_NODE)
 119     {
 120         *val = "";
 121         return 1;
 122     }
 123     *val = odr_strdup(o, (const char *) ptr->content);
 124     if (len)
 125         *len = xmlStrlen(ptr->content);
 126     return 1;
 127 }
 128
 129
 130 static int match_xsd_string(xmlNodePtr ptr, const char *elem, ODR o,
 131                             char **val)
 132 {
 133     return match_xsd_string_n(ptr, elem, o, val, 0);
 134 }
 135
 136 static int match_xsd_XML_n(xmlNodePtr ptr, const char *elem, ODR o,
 137                            char **val, int *len)
 138 {
 139     xmlBufferPtr buf;
 140
 141     if (!match_element(ptr, elem))
 142         return 0;
 143
 144     buf = xmlBufferCreate();
 145
 146     /* Copy each element nodes at top.
 147        In most cases there is only one root node.. At least one server
 148        http://www.theeuropeanlibrary.org/sru/sru.pl
 149        has multiple root nodes in recordData.
 150     */
 151     for (ptr = ptr->children; ptr; ptr = ptr->next)
 152     {
 153         if (ptr->type == XML_ELEMENT_NODE)
 154         {
 155             /* copy node to get NS right (bug #740). */
 156             xmlNode *tmp = xmlCopyNode(ptr, 1);
 157
 158             xmlNodeDump(buf, tmp->doc, tmp, 0, 0);
 159
 160             xmlFreeNode(tmp);
 161         }
 162     }
 163
 164     *val = (char *) odr_malloc(o, buf->use+1);
 165     memcpy (*val, buf->content, buf->use);
 166     (*val)[buf->use] = '\0';
 167
 168     if (len)
 169         *len = buf->use;
 170
 171     xmlBufferFree(buf);
 172
 173     return 1;
 174 }
 175
 176 static int match_xsd_integer(xmlNodePtr ptr, const char *elem, ODR o,
 177                              Odr_int **val)
 178 {
 179 #if CHECK_TYPE
 180     struct _xmlAttr *attr;
 181 #endif
 182     if (!match_element(ptr, elem))
 183         return 0;
 184 #if CHECK_TYPE
 185     for (attr = ptr->properties; attr; attr = attr->next)
 186         if (!strcmp(attr->name, "type") &&
 187             attr->children && attr->children->type == XML_TEXT_NODE)
 188         {
 189             const char *t = strchr(attr->children->content, ':');
 190             if (t)
 191                 t = t + 1;
 192             else
 193                 t = attr->children->content;
 194             if (!strcmp(t, "integer"))
 195                 break;
 196         }
 197     if (!attr)
 198         return 0;
 199 #endif
 200     ptr = ptr->children;
 201     if (!ptr || ptr->type != XML_TEXT_NODE)
 202         return 0;
 203     *val = odr_intdup(o, odr_atoi((const char *) ptr->content));
 204     return 1;
 205 }
 206
 207 char *yaz_negotiate_sru_version(char *input_ver)
 208 {
 209     if (!input_ver)
 210         input_ver = "1.1";
 211
 212     if (!strcmp(input_ver, "1.1"))
 213         return "1.1";
 214     return  "1.2"; /* our latest supported version */
 215 }
 216
 217 static int yaz_srw_record(ODR o, xmlNodePtr pptr, Z_SRW_record *rec,
 218                           Z_SRW_extra_record **extra,
 219                           void *client_data, const char *ns)
 220 {
 221     if (o->direction == ODR_DECODE)
 222     {
 223         Z_SRW_extra_record ex;
 224
 225         char *spack = 0;
 226         int pack = Z_SRW_recordPacking_string;
 227         xmlNodePtr ptr;
 228         xmlNodePtr data_ptr = 0;
 229         rec->recordSchema = 0;
 230         rec->recordData_buf = 0;
 231         rec->recordData_len = 0;
 232         rec->recordPosition = 0;
 233         *extra = 0;
 234
 235         ex.extraRecordData_buf = 0;
 236         ex.extraRecordData_len = 0;
 237         ex.recordIdentifier = 0;
 238
 239         for (ptr = pptr->children; ptr; ptr = ptr->next)
 240         {
 241
 242             if (match_xsd_string(ptr, "recordSchema", o,
 243                                  &rec->recordSchema))
 244                 ;
 245             else if (match_xsd_string(ptr, "recordPacking", o, &spack))
 246             {
 247                 if (spack)
 248                     pack = yaz_srw_str_to_pack(spack);
 249             }
 250             else if (match_xsd_integer(ptr, "recordPosition", o,
 251                                        &rec->recordPosition))
 252                 ;
 253             else if (match_element(ptr, "recordData"))
 254             {
 255                 /* save position of Data until after the loop
 256                    then we will know the packing (hopefully), and
 257                    unpacking is done once
 258                 */
 259                 data_ptr = ptr;
 260             }
 261             else if (match_xsd_XML_n(ptr, "extraRecordData", o,
 262                                      &ex.extraRecordData_buf,
 263                                      &ex.extraRecordData_len) )
 264                 ;
 265             else
 266                 match_xsd_string(ptr, "recordIdentifier", o,
 267                                  &ex.recordIdentifier);
 268         }
 269         if (data_ptr)
 270         {
 271             switch(pack)
 272             {
 273             case Z_SRW_recordPacking_XML:
 274                 match_xsd_XML_n(data_ptr, "recordData", o,
 275                                 &rec->recordData_buf, &rec->recordData_len);
 276                 break;
 277             case Z_SRW_recordPacking_URL:
 278                 /* just store it as a string.
 279                    leave it to the backend to collect the document */
 280                 match_xsd_string_n(data_ptr, "recordData", o,
 281                                    &rec->recordData_buf, &rec->recordData_len);
 282                 break;
 283             case Z_SRW_recordPacking_string:
 284                 match_xsd_string_n(data_ptr, "recordData", o,
 285                                    &rec->recordData_buf, &rec->recordData_len);
 286                 break;
 287             }
 288         }
 289         rec->recordPacking = pack;
 290         if (ex.extraRecordData_buf || ex.recordIdentifier)
 291         {
 292             *extra = (Z_SRW_extra_record *)
 293                 odr_malloc(o, sizeof(Z_SRW_extra_record));
 294             memcpy(*extra, &ex, sizeof(Z_SRW_extra_record));
 295         }
 296     }
 297     else if (o->direction == ODR_ENCODE)
 298     {
 299         xmlNodePtr ptr = pptr;
 300         int pack = rec->recordPacking;
 301         const char *spack = yaz_srw_pack_to_str(pack);
 302
 303         add_xsd_string(ptr, "recordSchema", rec->recordSchema);
 304         if (spack)
 305             add_xsd_string(ptr, "recordPacking", spack);
 306         switch(pack)
 307         {
 308         case Z_SRW_recordPacking_string:
 309             add_xsd_string_n(ptr, "recordData", rec->recordData_buf,
 310                              rec->recordData_len);
 311             break;
 312         case Z_SRW_recordPacking_XML:
 313             add_XML_n(ptr, "recordData", rec->recordData_buf,
 314                       rec->recordData_len, 0);
 315             break;
 316         case Z_SRW_recordPacking_URL:
 317             add_xsd_string_n(ptr, "recordData", rec->recordData_buf,
 318                              rec->recordData_len);
 319             break;
 320         }
 321         if (rec->recordPosition)
 322             add_xsd_integer(ptr, "recordPosition", rec->recordPosition );
 323         if (extra && *extra)
 324         {
 325             if ((*extra)->recordIdentifier)
 326                 add_xsd_string(ptr, "recordIdentifier",
 327                                (*extra)->recordIdentifier);
 328             if ((*extra)->extraRecordData_buf)
 329                 add_XML_n(ptr, "extraRecordData",
 330                           (*extra)->extraRecordData_buf,
 331                           (*extra)->extraRecordData_len, 0);
 332         }
 333     }
 334     return 0;
 335 }
 336
 337 static int yaz_srw_records(ODR o, xmlNodePtr pptr, Z_SRW_record **recs,
 338                            Z_SRW_extra_record ***extra,
 339                            int *num, void *client_data, const char *ns)
 340 {
 341     if (o->direction == ODR_DECODE)
 342     {
 343         int i;
 344         xmlNodePtr ptr;
 345         *num = 0;
 346         for (ptr = pptr->children; ptr; ptr = ptr->next)
 347         {
 348             if (ptr->type == XML_ELEMENT_NODE &&
 349                 !xmlStrcmp(ptr->name, BAD_CAST "record"))
 350                 (*num)++;
 351         }
 352         if (!*num)
 353             return 1;
 354         *recs = (Z_SRW_record *) odr_malloc(o, *num * sizeof(**recs));
 355         *extra = (Z_SRW_extra_record **) odr_malloc(o, *num * sizeof(**extra));
 356         for (i = 0, ptr = pptr->children; ptr; ptr = ptr->next)
 357         {
 358             if (ptr->type == XML_ELEMENT_NODE &&
 359                 !xmlStrcmp(ptr->name, BAD_CAST "record"))
 360             {
 361                 yaz_srw_record(o, ptr, *recs + i, *extra + i, client_data, ns);
 362                 i++;
 363             }
 364         }
 365     }
 366     else if (o->direction == ODR_ENCODE)
 367     {
 368         int i;
 369         for (i = 0; i < *num; i++)
 370         {
 371             xmlNodePtr rptr = xmlNewChild(pptr, 0, BAD_CAST "record",
 372                                           0);
 373             yaz_srw_record(o, rptr, (*recs)+i, (*extra ? *extra + i : 0),
 374                            client_data, ns);
 375         }
 376     }
 377     return 0;
 378 }
 379
 380 static int yaz_srw_version(ODR o, xmlNodePtr pptr, Z_SRW_recordVersion *rec,
 381                            void *client_data, const char *ns)
 382 {
 383     if (o->direction == ODR_DECODE)
 384     {
 385         xmlNodePtr ptr;
 386         rec->versionType = 0;
 387         rec->versionValue = 0;
 388         for (ptr = pptr->children; ptr; ptr = ptr->next)
 389         {
 390
 391             if (match_xsd_string(ptr, "versionType", o,
 392                                  &rec->versionType))
 393                 ;
 394             else
 395                 match_xsd_string(ptr, "versionValue", o, &rec->versionValue);
 396         }
 397     }
 398     else if (o->direction == ODR_ENCODE)
 399     {
 400         xmlNodePtr ptr = pptr;
 401         add_xsd_string(ptr, "versionType", rec->versionType);
 402         add_xsd_string(ptr, "versionValue", rec->versionValue);
 403     }
 404     return 0;
 405 }
 406
 407 static int yaz_srw_versions(ODR o, xmlNodePtr pptr,
 408                             Z_SRW_recordVersion **vers,
 409                             int *num, void *client_data, const char *ns)
 410 {
 411     if (o->direction == ODR_DECODE)
 412     {
 413         int i;
 414         xmlNodePtr ptr;
 415         *num = 0;
 416         for (ptr = pptr->children; ptr; ptr = ptr->next)
 417         {
 418             if (ptr->type == XML_ELEMENT_NODE &&
 419                 !xmlStrcmp(ptr->name, BAD_CAST "recordVersion"))
 420                 (*num)++;
 421         }
 422         if (!*num)
 423             return 1;
 424         *vers = (Z_SRW_recordVersion *) odr_malloc(o, *num * sizeof(**vers));
 425         for (i = 0, ptr = pptr->children; ptr; ptr = ptr->next)
 426         {
 427             if (ptr->type == XML_ELEMENT_NODE &&
 428                 !xmlStrcmp(ptr->name, BAD_CAST "recordVersion"))
 429             {
 430                 yaz_srw_version(o, ptr, *vers + i, client_data, ns);
 431                 i++;
 432             }
 433         }
 434     }
 435     else if (o->direction == ODR_ENCODE)
 436     {
 437         int i;
 438         for (i = 0; i < *num; i++)
 439         {
 440             xmlNodePtr rptr = xmlNewChild(pptr, 0, BAD_CAST "version",
 441                                           0);
 442             yaz_srw_version(o, rptr, (*vers)+i, client_data, ns);
 443         }
 444     }
 445     return 0;
 446 }
 447
 448 Z_FacetTerm *yaz_sru_proxy_get_facet_term_count(ODR odr, xmlNodePtr node)
 449 {
 450     int freq;
 451     xmlNodePtr child;
 452     WRBUF wrbuf = wrbuf_alloc();
 453     const char *freq_string = yaz_element_attribute_value_get(
 454         node, "facetvalue", "est_representation");
 455     Z_Term *term;
 456     if (freq_string)
 457         freq =  atoi(freq_string);
 458     else
 459         freq = -1;
 460
 461     for (child = node->children; child ; child = child->next)
 462     {
 463         if (child->type == XML_TEXT_NODE)
 464             wrbuf_puts(wrbuf, (const char *) child->content);
 465     }
 466     term = term_create(odr, wrbuf_cstr(wrbuf));
 467     yaz_log(YLOG_DEBUG, "sru-proxy facet: %s %d", wrbuf_cstr(wrbuf), freq);
 468     wrbuf_destroy(wrbuf);
 469     return facet_term_create(odr, term, freq);
 470 };
 471
 472 static Z_FacetField *yaz_sru_proxy_decode_facet_field(ODR odr, xmlNodePtr ptr)
 473 {
 474     Z_AttributeList *list;
 475     Z_FacetField *facet_field;
 476     int num_terms = 0;
 477     int index = 0;
 478     xmlNodePtr node;
 479     /* USE attribute */
 480     const char* name = yaz_element_attribute_value_get(ptr, "facet", "code");
 481     yaz_log(YLOG_DEBUG, "sru-proxy facet type: %s", name);
 482
 483     list = yaz_use_attribute_create(odr, name);
 484     for (node = ptr->children; node; node = node->next) {
 485         if (match_element(node, "facetvalue"))
 486             num_terms++;
 487     }
 488     facet_field = facet_field_create(odr, list, num_terms);
 489     index = 0;
 490     for (node = ptr->children; node; node = node->next)
 491     {
 492         if (match_element(node, "facetvalue"))
 493         {
 494             facet_field_term_set(odr, facet_field,
 495                                  yaz_sru_proxy_get_facet_term_count(odr, node),
 496                                  index);
 497             index++;
 498         }
 499     }
 500     return facet_field;
 501 }
 502
 503 static int yaz_sru_proxy_decode_facets(ODR o, xmlNodePtr root,
 504                                        Z_FacetList **facetList)
 505 {
 506     xmlNodePtr ptr;
 507
 508     for (ptr = root->children; ptr; ptr = ptr->next)
 509     {
 510         if (match_element(ptr, "facets"))
 511         {
 512             xmlNodePtr node;
 513             Z_FacetList *facet_list;
 514             int num_facets = 0;
 515             for (node = ptr->children; node; node= node->next)
 516             {
 517                 if (node->type == XML_ELEMENT_NODE)
 518                     num_facets++;
 519             }
 520             facet_list = facet_list_create(o, num_facets);
 521             num_facets = 0;
 522             for (node = ptr->children; node; node= node->next)
 523             {
 524                 if (match_element(node, "facet")) {
 525                     facet_list_field_set(o, facet_list, yaz_sru_proxy_decode_facet_field(o, node), num_facets);
 526                     num_facets++;
 527                 }
 528             }
 529             *facetList = facet_list;
 530             break;
 531         }
 532     }
 533     return 0;
 534 }
 535
 536
 537
 538 static int yaz_srw_decode_diagnostics(ODR o, xmlNodePtr pptr,
 539                                       Z_SRW_diagnostic **recs, int *num,
 540                                       void *client_data, const char *ns)
 541 {
 542     int i;
 543     xmlNodePtr ptr;
 544     *num = 0;
 545     for (ptr = pptr; ptr; ptr = ptr->next)
 546     {
 547         if (ptr->type == XML_ELEMENT_NODE &&
 548             !xmlStrcmp(ptr->name, BAD_CAST "diagnostic"))
 549             (*num)++;
 550     }
 551     if (!*num)
 552         return 1;
 553     *recs = (Z_SRW_diagnostic *) odr_malloc(o, *num * sizeof(**recs));
 554     for (i = 0; i < *num; i++)
 555     {
 556         (*recs)[i].uri = 0;
 557         (*recs)[i].details = 0;
 558         (*recs)[i].message = 0;
 559     }
 560     for (i = 0, ptr = pptr; ptr; ptr = ptr->next)
 561     {
 562         if (ptr->type == XML_ELEMENT_NODE &&
 563             !xmlStrcmp(ptr->name, BAD_CAST "diagnostic"))
 564         {
 565             xmlNodePtr rptr;
 566             (*recs)[i].uri = 0;
 567             (*recs)[i].details = 0;
 568             (*recs)[i].message = 0;
 569             for (rptr = ptr->children; rptr; rptr = rptr->next)
 570             {
 571                 if (match_xsd_string(rptr, "uri", o,
 572                                      &(*recs)[i].uri))
 573                     ;
 574                 else if (match_xsd_string(rptr, "details", o,
 575                                           &(*recs)[i].details))
 576                     ;
 577                 else
 578                     match_xsd_string(rptr, "message", o, &(*recs)[i].message);
 579             }
 580             i++;
 581         }
 582     }
 583     return 0;
 584 }
 585
 586 int sru_decode_surrogate_diagnostics(const char *buf, size_t len,
 587                                      Z_SRW_diagnostic **diag,
 588                                      int *num, ODR odr)
 589 {
 590     int ret = 0;
 591     xmlDocPtr doc = xmlParseMemory(buf, len);
 592     if (doc)
 593     {
 594         xmlNodePtr ptr = xmlDocGetRootElement(doc);
 595         while (ptr && ptr->type != XML_ELEMENT_NODE)
 596             ptr = ptr->next;
 597         if (ptr && ptr->ns
 598             && !xmlStrcmp(ptr->ns->href,
 599                           BAD_CAST "http://www.loc.gov/zing/srw/diagnostic/"))
 600         {
 601             ret = yaz_srw_decode_diagnostics(odr, ptr, diag, num, 0, 0);
 602         }
 603         xmlFreeDoc(doc);
 604     }
 605     return ret;
 606 }
 607
 608 static int yaz_srw_diagnostics(ODR o, xmlNodePtr pptr, Z_SRW_diagnostic **recs,
 609                                int *num, void *client_data, const char *ns)
 610 {
 611     if (o->direction == ODR_DECODE)
 612     {
 613         return yaz_srw_decode_diagnostics(o, pptr->children, recs, num, client_data, ns);
 614     }
 615     else if (o->direction == ODR_ENCODE)
 616     {
 617         int i;
 618         xmlNsPtr ns_diag =
 619             xmlNewNs(pptr, BAD_CAST YAZ_XMLNS_DIAG_v1_1, BAD_CAST "diag" );
 620         for (i = 0; i < *num; i++)
 621         {
 622             const char *std_diag = "info:srw/diagnostic/1/";
 623             const char *ucp_diag = "info:srw/diagnostic/12/";
 624             xmlNodePtr rptr = xmlNewChild(pptr, ns_diag,
 625                                           BAD_CAST "diagnostic", 0);
 626             add_xsd_string(rptr, "uri", (*recs)[i].uri);
 627             if ((*recs)[i].message)
 628                 add_xsd_string(rptr, "message", (*recs)[i].message);
 629             else if ((*recs)[i].uri )
 630             {
 631                 if (!strncmp((*recs)[i].uri, std_diag, strlen(std_diag)))
 632                 {
 633                     int no = atoi((*recs)[i].uri + strlen(std_diag));
 634                     const char *message = yaz_diag_srw_str(no);
 635                     if (message)
 636                         add_xsd_string(rptr, "message", message);
 637                 }
 638                 else if (!strncmp((*recs)[i].uri, ucp_diag, strlen(ucp_diag)))
 639                 {
 640                     int no = atoi((*recs)[i].uri + strlen(ucp_diag));
 641                     const char *message = yaz_diag_sru_update_str(no);
 642                     if (message)
 643                         add_xsd_string(rptr, "message", message);
 644                 }
 645             }
 646             add_xsd_string(rptr, "details", (*recs)[i].details);
 647         }
 648     }
 649     return 0;
 650 }
 651
 652 static int yaz_srw_term(ODR o, xmlNodePtr pptr, Z_SRW_scanTerm *term,
 653                         void *client_data, const char *ns)
 654 {
 655     if (o->direction == ODR_DECODE)
 656     {
 657         xmlNodePtr ptr;
 658         term->value = 0;
 659         term->numberOfRecords = 0;
 660         term->displayTerm = 0;
 661         term->whereInList = 0;
 662         for (ptr = pptr->children; ptr; ptr = ptr->next)
 663         {
 664             if (match_xsd_string(ptr, "value", o,  &term->value))
 665                 ;
 666             else if (match_xsd_integer(ptr, "numberOfRecords", o,
 667                                        &term->numberOfRecords))
 668                 ;
 669             else if (match_xsd_string(ptr, "displayTerm", o,
 670                                       &term->displayTerm))
 671                 ;
 672             else
 673                 match_xsd_string(ptr, "whereInList", o, &term->whereInList);
 674         }
 675     }
 676     else if (o->direction == ODR_ENCODE)
 677     {
 678         xmlNodePtr ptr = pptr;
 679         add_xsd_string(ptr, "value", term->value);
 680         add_xsd_integer(ptr, "numberOfRecords", term->numberOfRecords);
 681         add_xsd_string(ptr, "displayTerm", term->displayTerm);
 682         add_xsd_string(ptr, "whereInList", term->whereInList);
 683     }
 684     return 0;
 685 }
 686
 687 static int yaz_srw_terms(ODR o, xmlNodePtr pptr, Z_SRW_scanTerm **terms,
 688                          int *num, void *client_data, const char *ns)
 689 {
 690     if (o->direction == ODR_DECODE)
 691     {
 692         int i;
 693         xmlNodePtr ptr;
 694         *num = 0;
 695         for (ptr = pptr->children; ptr; ptr = ptr->next)
 696         {
 697             if (ptr->type == XML_ELEMENT_NODE &&
 698                 !xmlStrcmp(ptr->name, BAD_CAST "term"))
 699                 (*num)++;
 700         }
 701         if (!*num)
 702             return 1;
 703         *terms = (Z_SRW_scanTerm *) odr_malloc(o, *num * sizeof(**terms));
 704         for (i = 0, ptr = pptr->children; ptr; ptr = ptr->next, i++)
 705         {
 706             if (ptr->type == XML_ELEMENT_NODE &&
 707                 !xmlStrcmp(ptr->name, BAD_CAST "term"))
 708                 yaz_srw_term(o, ptr, (*terms)+i, client_data, ns);
 709         }
 710     }
 711     else if (o->direction == ODR_ENCODE)
 712     {
 713         int i;
 714         for (i = 0; i < *num; i++)
 715         {
 716             xmlNodePtr rptr = xmlNewChild(pptr, 0, BAD_CAST "term", 0);
 717             yaz_srw_term(o, rptr, (*terms)+i, client_data, ns);
 718         }
 719     }
 720     return 0;
 721 }
 722
 723 int yaz_srw_codec(ODR o, void * vptr, Z_SRW_PDU **handler_data,
 724                   void *client_data, const char *ns)
 725 {
 726     xmlNodePtr pptr = (xmlNodePtr) vptr;
 727     if (o->direction == ODR_DECODE)
 728     {
 729         Z_SRW_PDU **p = handler_data;
 730         xmlNodePtr method = pptr->children;
 731         char *neg_version;
 732
 733         while (method && method->type == XML_TEXT_NODE)
 734             method = method->next;
 735
 736         if (!method)
 737             return -1;
 738         if (method->type != XML_ELEMENT_NODE)
 739             return -1;
 740
 741         *p = yaz_srw_get_core_v_1_1(o);
 742
 743         if (!xmlStrcmp(method->name, BAD_CAST "searchRetrieveRequest"))
 744         {
 745             xmlNodePtr ptr = method->children;
 746             Z_SRW_searchRetrieveRequest *req;
 747
 748             (*p)->which = Z_SRW_searchRetrieve_request;
 749             req = (*p)->u.request = (Z_SRW_searchRetrieveRequest *)
 750                 odr_malloc(o, sizeof(*req));
 751             req->query_type = Z_SRW_query_type_cql;
 752             req->query.cql = 0;
 753             req->sort_type = Z_SRW_sort_type_none;
 754             req->sort.none = 0;
 755             req->startRecord = 0;
 756             req->maximumRecords = 0;
 757             req->recordSchema = 0;
 758             req->recordPacking = 0;
 759             req->recordXPath = 0;
 760             req->resultSetTTL = 0;
 761             req->stylesheet = 0;
 762             req->database = 0;
 763
 764             for (; ptr; ptr = ptr->next)
 765             {
 766                 if (match_xsd_string(ptr, "version", o,
 767                                      &(*p)->srw_version))
 768                     ;
 769                 else if (match_xsd_string(ptr, "query", o,
 770                                           &req->query.cql))
 771                     req->query_type = Z_SRW_query_type_cql;
 772                 else if (match_xsd_string(ptr, "pQuery", o,
 773                                           &req->query.pqf))
 774                     req->query_type = Z_SRW_query_type_pqf;
 775                 else if (match_xsd_string(ptr, "xQuery", o,
 776                                           &req->query.xcql))
 777                     req->query_type = Z_SRW_query_type_xcql;
 778                 else if (match_xsd_integer(ptr, "startRecord", o,
 779                                            &req->startRecord))
 780                     ;
 781                 else if (match_xsd_integer(ptr, "maximumRecords", o,
 782                                            &req->maximumRecords))
 783                     ;
 784                 else if (match_xsd_string(ptr, "recordPacking", o,
 785                                           &req->recordPacking))
 786                     ;
 787                 else if (match_xsd_string(ptr, "recordSchema", o,
 788                                           &req->recordSchema))
 789                     ;
 790                 else if (match_xsd_string(ptr, "recordXPath", o,
 791                                           &req->recordXPath))
 792                     ;
 793                 else if (match_xsd_integer(ptr, "resultSetTTL", o,
 794                                            &req->resultSetTTL))
 795                     ;
 796                 else if (match_xsd_string(ptr, "sortKeys", o,
 797                                           &req->sort.sortKeys))
 798                     req->sort_type = Z_SRW_sort_type_sort;
 799                 else if (match_xsd_string(ptr, "stylesheet", o,
 800                                           &req->stylesheet))
 801                     ;
 802                 else
 803                     match_xsd_string(ptr, "database", o, &req->database);
 804             }
 805             if (!req->query.cql && !req->query.pqf && !req->query.xcql)
 806             {
 807                 /* should put proper diagnostic here */
 808                 return -1;
 809             }
 810         }
 811         else if (!xmlStrcmp(method->name, BAD_CAST "searchRetrieveResponse"))
 812         {
 813             xmlNodePtr ptr = method->children;
 814             Z_SRW_searchRetrieveResponse *res;
 815
 816             (*p)->which = Z_SRW_searchRetrieve_response;
 817             res = (*p)->u.response = (Z_SRW_searchRetrieveResponse *)
 818                 odr_malloc(o, sizeof(*res));
 819
 820             res->numberOfRecords = 0;
 821             res->resultSetId = 0;
 822             res->resultSetIdleTime = 0;
 823             res->records = 0;
 824             res->num_records = 0;
 825             res->diagnostics = 0;
 826             res->num_diagnostics = 0;
 827             res->nextRecordPosition = 0;
 828             res->facetList = 0;
 829
 830             for (; ptr; ptr = ptr->next)
 831             {
 832                 if (match_xsd_string(ptr, "version", o,
 833                                      &(*p)->srw_version))
 834                     ;
 835                 else if (match_xsd_XML_n(ptr, "extraResponseData", o,
 836                                          &(*p)->extraResponseData_buf,
 837                                          &(*p)->extraResponseData_len))
 838                     ;
 839                 else if (match_xsd_integer(ptr, "numberOfRecords", o,
 840                                            &res->numberOfRecords))
 841                     ;
 842                 else if (match_xsd_string(ptr, "resultSetId", o,
 843                                           &res->resultSetId))
 844                     ;
 845                 else if (match_xsd_integer(ptr, "resultSetIdleTime", o,
 846                                            &res->resultSetIdleTime))
 847                     ;
 848                 else if (match_element(ptr, "records"))
 849                     yaz_srw_records(o, ptr, &res->records,
 850                                     &res->extra_records,
 851                                     &res->num_records, client_data, ns);
 852                 else if (match_xsd_integer(ptr, "nextRecordPosition", o,
 853                                            &res->nextRecordPosition))
 854                     ;
 855                 else if (match_element(ptr, "diagnostics"))
 856                     yaz_srw_diagnostics(o, ptr, &res->diagnostics,
 857                                         &res->num_diagnostics,
 858                                         client_data, ns);
 859                 else if (match_element(ptr, "facet_analysis"))
 860                     yaz_sru_proxy_decode_facets(o, ptr, &res->facetList);
 861             }
 862         }
 863         else if (!xmlStrcmp(method->name, BAD_CAST "explainRequest"))
 864         {
 865             Z_SRW_explainRequest *req;
 866             xmlNodePtr ptr = method->children;
 867
 868             (*p)->which = Z_SRW_explain_request;
 869             req = (*p)->u.explain_request = (Z_SRW_explainRequest *)
 870                 odr_malloc(o, sizeof(*req));
 871             req->recordPacking = 0;
 872             req->database = 0;
 873             req->stylesheet = 0;
 874             for (; ptr; ptr = ptr->next)
 875             {
 876                 if (match_xsd_string(ptr, "version", o,
 877                                      &(*p)->srw_version))
 878                     ;
 879                 else if (match_xsd_XML_n(ptr, "extraResponseData", o,
 880                                          &(*p)->extraResponseData_buf,
 881                                          &(*p)->extraResponseData_len))
 882                     ;
 883                 else if (match_xsd_string(ptr, "stylesheet", o,
 884                                           &req->stylesheet))
 885                     ;
 886                 else if (match_xsd_string(ptr, "recordPacking", o,
 887                                           &req->recordPacking))
 888                     ;
 889                 else
 890                     match_xsd_string(ptr, "database", o, &req->database);
 891             }
 892         }
 893         else if (!xmlStrcmp(method->name, BAD_CAST "explainResponse"))
 894         {
 895             Z_SRW_explainResponse *res;
 896             xmlNodePtr ptr = method->children;
 897
 898             (*p)->which = Z_SRW_explain_response;
 899             res = (*p)->u.explain_response = (Z_SRW_explainResponse*)
 900                 odr_malloc(o, sizeof(*res));
 901             res->diagnostics = 0;
 902             res->num_diagnostics = 0;
 903             res->record.recordSchema = 0;
 904             res->record.recordData_buf = 0;
 905             res->record.recordData_len = 0;
 906             res->record.recordPosition = 0;
 907
 908             for (; ptr; ptr = ptr->next)
 909             {
 910                 if (match_xsd_string(ptr, "version", o,
 911                                      &(*p)->srw_version))
 912                     ;
 913                 else if (match_xsd_XML_n(ptr, "extraResponseData", o,
 914                                          &(*p)->extraResponseData_buf,
 915                                          &(*p)->extraResponseData_len))
 916                     ;
 917                 else if (match_element(ptr, "record"))
 918                     yaz_srw_record(o, ptr, &res->record, &res->extra_record,
 919                                    client_data, ns);
 920                 else if (match_element(ptr, "diagnostics"))
 921                     yaz_srw_diagnostics(o, ptr, &res->diagnostics,
 922                                         &res->num_diagnostics,
 923                                         client_data, ns);
 924                 ;
 925             }
 926         }
 927         else if (!xmlStrcmp(method->name, BAD_CAST "scanRequest"))
 928         {
 929             Z_SRW_scanRequest *req;
 930             xmlNodePtr ptr = method->children;
 931
 932             (*p)->which = Z_SRW_scan_request;
 933             req = (*p)->u.scan_request = (Z_SRW_scanRequest *)
 934                 odr_malloc(o, sizeof(*req));
 935             req->query_type = Z_SRW_query_type_cql;
 936             req->scanClause.cql = 0;
 937             req->responsePosition = 0;
 938             req->maximumTerms = 0;
 939             req->stylesheet = 0;
 940             req->database = 0;
 941
 942             for (; ptr; ptr = ptr->next)
 943             {
 944                 if (match_xsd_string(ptr, "version", o,
 945                                      &(*p)->srw_version))
 946                     ;
 947                 else if (match_xsd_XML_n(ptr, "extraResponseData", o,
 948                                          &(*p)->extraResponseData_buf,
 949                                          &(*p)->extraResponseData_len))
 950                     ;
 951                 else if (match_xsd_string(ptr, "scanClause", o,
 952                                           &req->scanClause.cql))
 953                     ;
 954                 else if (match_xsd_string(ptr, "pScanClause", o,
 955                                           &req->scanClause.pqf))
 956                 {
 957                     req->query_type = Z_SRW_query_type_pqf;
 958                 }
 959                 else if (match_xsd_integer(ptr, "responsePosition", o,
 960                                            &req->responsePosition))
 961                     ;
 962                 else if (match_xsd_integer(ptr, "maximumTerms", o,
 963                                            &req->maximumTerms))
 964                     ;
 965                 else if (match_xsd_string(ptr, "stylesheet", o,
 966                                           &req->stylesheet))
 967                     ;
 968                 else
 969                     match_xsd_string(ptr, "database", o, &req->database);
 970             }
 971         }
 972         else if (!xmlStrcmp(method->name, BAD_CAST "scanResponse"))
 973         {
 974             Z_SRW_scanResponse *res;
 975             xmlNodePtr ptr = method->children;
 976
 977             (*p)->which = Z_SRW_scan_response;
 978             res = (*p)->u.scan_response = (Z_SRW_scanResponse *)
 979                 odr_malloc(o, sizeof(*res));
 980             res->terms = 0;
 981             res->num_terms = 0;
 982             res->diagnostics = 0;
 983             res->num_diagnostics = 0;
 984
 985             for (; ptr; ptr = ptr->next)
 986             {
 987                 if (match_xsd_string(ptr, "version", o,
 988                                      &(*p)->srw_version))
 989                     ;
 990                 else if (match_xsd_XML_n(ptr, "extraResponseData", o,
 991                                          &(*p)->extraResponseData_buf,
 992                                          &(*p)->extraResponseData_len))
 993                     ;
 994                 else if (match_element(ptr, "terms"))
 995                     yaz_srw_terms(o, ptr, &res->terms,
 996                                   &res->num_terms, client_data,
 997                                   ns);
 998                 else if (match_element(ptr, "diagnostics"))
 999                     yaz_srw_diagnostics(o, ptr, &res->diagnostics,
1000                                         &res->num_diagnostics,
1001                                         client_data, ns);
1002             }
1003         }
1004         else
1005         {
1006             *p = 0;
1007             return -1;
1008         }
1009         neg_version = yaz_negotiate_sru_version((*p)->srw_version);
1010         if (neg_version)
1011             (*p)->srw_version = neg_version;
1012     }
1013     else if (o->direction == ODR_ENCODE)
1014     {
1015         Z_SRW_PDU **p = handler_data;
1016         xmlNsPtr ns_srw;
1017         xmlNodePtr ptr = 0;
1018
1019         if ((*p)->which == Z_SRW_searchRetrieve_request)
1020         {
1021             Z_SRW_searchRetrieveRequest *req = (*p)->u.request;
1022             ptr = xmlNewChild(pptr, 0, BAD_CAST "searchRetrieveRequest", 0);
1023             ns_srw = xmlNewNs(ptr, BAD_CAST ns, BAD_CAST "zs");
1024             xmlSetNs(ptr, ns_srw);
1025
1026             if ((*p)->srw_version)
1027                 add_xsd_string(ptr, "version", (*p)->srw_version);
1028             switch(req->query_type)
1029             {
1030             case Z_SRW_query_type_cql:
1031                 add_xsd_string(ptr, "query", req->query.cql);
1032                 break;
1033             case Z_SRW_query_type_xcql:
1034                 add_xsd_string(ptr, "xQuery", req->query.xcql);
1035                 break;
1036             case Z_SRW_query_type_pqf:
1037                 add_xsd_string(ptr, "pQuery", req->query.pqf);
1038                 break;
1039             }
1040             add_xsd_integer(ptr, "startRecord", req->startRecord);
1041             add_xsd_integer(ptr, "maximumRecords", req->maximumRecords);
1042             add_xsd_string(ptr, "recordPacking", req->recordPacking);
1043             add_xsd_string(ptr, "recordSchema", req->recordSchema);
1044             add_xsd_string(ptr, "recordXPath", req->recordXPath);
1045             add_xsd_integer(ptr, "resultSetTTL", req->resultSetTTL);
1046             switch(req->sort_type)
1047             {
1048             case Z_SRW_sort_type_none:
1049                 break;
1050             case Z_SRW_sort_type_sort:
1051                 add_xsd_string(ptr, "sortKeys", req->sort.sortKeys);
1052                 break;
1053             case Z_SRW_sort_type_xSort:
1054                 add_xsd_string(ptr, "xSortKeys", req->sort.xSortKeys);
1055                 break;
1056             }
1057             add_xsd_string(ptr, "stylesheet", req->stylesheet);
1058             add_xsd_string(ptr, "database", req->database);
1059         }
1060         else if ((*p)->which == Z_SRW_searchRetrieve_response)
1061         {
1062             Z_SRW_searchRetrieveResponse *res = (*p)->u.response;
1063             ptr = xmlNewChild(pptr, 0, BAD_CAST "searchRetrieveResponse", 0);
1064             ns_srw = xmlNewNs(ptr, BAD_CAST ns, BAD_CAST "zs");
1065             xmlSetNs(ptr, ns_srw);
1066
1067             if ((*p)->srw_version)
1068                 add_xsd_string(ptr, "version", (*p)->srw_version);
1069             add_xsd_integer(ptr, "numberOfRecords", res->numberOfRecords);
1070             add_xsd_string(ptr, "resultSetId", res->resultSetId);
1071             add_xsd_integer(ptr, "resultSetIdleTime", res->resultSetIdleTime);
1072             if (res->num_records)
1073             {
1074                 xmlNodePtr rptr = xmlNewChild(ptr, 0, BAD_CAST "records", 0);
1075                 yaz_srw_records(o, rptr, &res->records, &res->extra_records,
1076                                 &res->num_records,
1077                                 client_data, ns);
1078             }
1079             add_xsd_integer(ptr, "nextRecordPosition",
1080                             res->nextRecordPosition);
1081             if (res->num_diagnostics)
1082             {
1083                 xmlNodePtr rptr = xmlNewChild(ptr, 0, BAD_CAST "diagnostics",
1084                                               0);
1085                 yaz_srw_diagnostics(o, rptr, &res->diagnostics,
1086                                     &res->num_diagnostics, client_data, ns);
1087             }
1088         }
1089         else if ((*p)->which == Z_SRW_explain_request)
1090         {
1091             Z_SRW_explainRequest *req = (*p)->u.explain_request;
1092             ptr = xmlNewChild(pptr, 0, BAD_CAST "explainRequest", 0);
1093             ns_srw = xmlNewNs(ptr, BAD_CAST ns, BAD_CAST "zs");
1094             xmlSetNs(ptr, ns_srw);
1095
1096             add_xsd_string(ptr, "version", (*p)->srw_version);
1097             add_xsd_string(ptr, "recordPacking", req->recordPacking);
1098             add_xsd_string(ptr, "stylesheet", req->stylesheet);
1099             add_xsd_string(ptr, "database", req->database);
1100         }
1101         else if ((*p)->which == Z_SRW_explain_response)
1102         {
1103             Z_SRW_explainResponse *res = (*p)->u.explain_response;
1104             ptr = xmlNewChild(pptr, 0, BAD_CAST "explainResponse", 0);
1105             ns_srw = xmlNewNs(ptr, BAD_CAST ns, BAD_CAST "zs");
1106             xmlSetNs(ptr, ns_srw);
1107
1108             add_xsd_string(ptr, "version", (*p)->srw_version);
1109             if (1)
1110             {
1111                 xmlNodePtr ptr1 = xmlNewChild(ptr, 0, BAD_CAST "record", 0);
1112                 yaz_srw_record(o, ptr1, &res->record, &res->extra_record,
1113                                client_data, ns);
1114             }
1115             if (res->num_diagnostics)
1116             {
1117                 xmlNodePtr rptr = xmlNewChild(ptr, 0, BAD_CAST "diagnostics",
1118                                               0);
1119                 yaz_srw_diagnostics(o, rptr, &res->diagnostics,
1120                                     &res->num_diagnostics, client_data, ns);
1121             }
1122         }
1123         else if ((*p)->which == Z_SRW_scan_request)
1124         {
1125             Z_SRW_scanRequest *req = (*p)->u.scan_request;
1126             ptr = xmlNewChild(pptr, 0, BAD_CAST "scanRequest", 0);
1127             ns_srw = xmlNewNs(ptr, BAD_CAST ns, BAD_CAST "zs");
1128             xmlSetNs(ptr, ns_srw);
1129
1130             add_xsd_string(ptr, "version", (*p)->srw_version);
1131             switch(req->query_type)
1132             {
1133             case Z_SRW_query_type_cql:
1134                 add_xsd_string(ptr, "scanClause", req->scanClause.cql);
1135                 break;
1136             case Z_SRW_query_type_pqf:
1137                 add_xsd_string(ptr, "pScanClause", req->scanClause.pqf);
1138                 break;
1139             }
1140             add_xsd_integer(ptr, "responsePosition", req->responsePosition);
1141             add_xsd_integer(ptr, "maximumTerms", req->maximumTerms);
1142             add_xsd_string(ptr, "stylesheet", req->stylesheet);
1143             add_xsd_string(ptr, "database", req->database);
1144         }
1145         else if ((*p)->which == Z_SRW_scan_response)
1146         {
1147             Z_SRW_scanResponse *res = (*p)->u.scan_response;
1148             ptr = xmlNewChild(pptr, 0, BAD_CAST "scanResponse", 0);
1149             ns_srw = xmlNewNs(ptr, BAD_CAST ns, BAD_CAST "zs");
1150             xmlSetNs(ptr, ns_srw);
1151
1152             add_xsd_string(ptr, "version", (*p)->srw_version);
1153
1154             if (res->num_terms)
1155             {
1156                 xmlNodePtr rptr = xmlNewChild(ptr, 0, BAD_CAST "terms", 0);
1157                 yaz_srw_terms(o, rptr, &res->terms, &res->num_terms,
1158                               client_data, ns);
1159             }
1160             if (res->num_diagnostics)
1161             {
1162                 xmlNodePtr rptr = xmlNewChild(ptr, 0, BAD_CAST "diagnostics",
1163                                               0);
1164                 yaz_srw_diagnostics(o, rptr, &res->diagnostics,
1165                                     &res->num_diagnostics, client_data, ns);
1166             }
1167         }
1168         else
1169             return -1;
1170         if (ptr && (*p)->extraResponseData_len)
1171             add_XML_n(ptr, "extraResponseData",
1172                       (*p)->extraResponseData_buf,
1173                       (*p)->extraResponseData_len, ns_srw);
1174
1175
1176     }
1177     return 0;
1178 }
1179
1180 int yaz_ucp_codec(ODR o, void * vptr, Z_SRW_PDU **handler_data,
1181                   void *client_data, const char *ns_ucp_str)
1182 {
1183     xmlNodePtr pptr = (xmlNodePtr) vptr;
1184     const char *ns_srw_str = YAZ_XMLNS_SRU_v1_1;
1185     if (o->direction == ODR_DECODE)
1186     {
1187         Z_SRW_PDU **p = handler_data;
1188         xmlNodePtr method = pptr->children;
1189
1190         while (method && method->type == XML_TEXT_NODE)
1191             method = method->next;
1192
1193         if (!method)
1194             return -1;
1195         if (method->type != XML_ELEMENT_NODE)
1196             return -1;
1197
1198         *p = yaz_srw_get_core_v_1_1(o);
1199
1200         if (!xmlStrcmp(method->name, BAD_CAST "updateRequest"))
1201         {
1202             xmlNodePtr ptr = method->children;
1203             Z_SRW_updateRequest *req;
1204             char *oper = 0;
1205
1206             (*p)->which = Z_SRW_update_request;
1207             req = (*p)->u.update_request = (Z_SRW_updateRequest *)
1208                 odr_malloc(o, sizeof(*req));
1209             req->database = 0;
1210             req->operation = 0;
1211             req->recordId = 0;
1212             req->recordVersions = 0;
1213             req->num_recordVersions = 0;
1214             req->record = 0;
1215             req->extra_record = 0;
1216             req->extraRequestData_buf = 0;
1217             req->extraRequestData_len = 0;
1218             req->stylesheet = 0;
1219
1220             for (; ptr; ptr = ptr->next)
1221             {
1222                 if (match_xsd_string(ptr, "version", o,
1223                                      &(*p)->srw_version))
1224                     ;
1225                 else if (match_xsd_string(ptr, "action", o,
1226                                           &oper)){
1227                     if ( oper ){
1228                         if ( !strcmp(oper, "info:srw/action/1/delete"))
1229                             req->operation = "delete";
1230                         else if (!strcmp(oper,"info:srw/action/1/replace" ))
1231                             req->operation = "replace";
1232                         else if ( !strcmp( oper, "info:srw/action/1/create"))
1233                             req->operation = "insert";
1234                     }
1235                 }
1236                 else if (match_xsd_string(ptr, "recordIdentifier", o,
1237                                           &req->recordId))
1238                     ;
1239                 else if (match_element(ptr, "recordVersions" ) )
1240                     yaz_srw_versions( o, ptr, &req->recordVersions,
1241                                       &req->num_recordVersions, client_data,
1242                                       ns_ucp_str);
1243                 else if (match_element(ptr, "record"))
1244                 {
1245                     req->record = yaz_srw_get_record(o);
1246                     yaz_srw_record(o, ptr, req->record, &req->extra_record,
1247                                    client_data, ns_ucp_str);
1248                 }
1249                 else if (match_xsd_string(ptr, "stylesheet", o,
1250                                           &req->stylesheet))
1251                     ;
1252                 else
1253                     match_xsd_string(ptr, "database", o, &req->database);
1254             }
1255         }
1256         else if (!xmlStrcmp(method->name, BAD_CAST "updateResponse"))
1257         {
1258             xmlNodePtr ptr = method->children;
1259             Z_SRW_updateResponse *res;
1260
1261             (*p)->which = Z_SRW_update_response;
1262             res = (*p)->u.update_response = (Z_SRW_updateResponse *)
1263                 odr_malloc(o, sizeof(*res));
1264
1265             res->operationStatus = 0;
1266             res->recordId = 0;
1267             res->recordVersions = 0;
1268             res->num_recordVersions = 0;
1269             res->diagnostics = 0;
1270             res->num_diagnostics = 0;
1271             res->record = 0;
1272             res->extra_record = 0;
1273             res->extraResponseData_buf = 0;
1274             res->extraResponseData_len = 0;
1275
1276             for (; ptr; ptr = ptr->next)
1277             {
1278                 if (match_xsd_string(ptr, "version", o,
1279                                      &(*p)->srw_version))
1280                     ;
1281                 else if (match_xsd_string(ptr, "operationStatus", o,
1282                                           &res->operationStatus ))
1283                     ;
1284                 else if (match_xsd_string(ptr, "recordIdentifier", o,
1285                                           &res->recordId))
1286                     ;
1287                 else if (match_element(ptr, "recordVersions" ))
1288                     yaz_srw_versions(o, ptr, &res->recordVersions,
1289                                      &res->num_recordVersions,
1290                                      client_data, ns_ucp_str);
1291                 else if (match_element(ptr, "record"))
1292                 {
1293                     res->record = yaz_srw_get_record(o);
1294                     yaz_srw_record(o, ptr, res->record, &res->extra_record,
1295                                    client_data, ns_ucp_str);
1296                 }
1297                 else if (match_element(ptr, "diagnostics"))
1298                     yaz_srw_diagnostics(o, ptr, &res->diagnostics,
1299                                         &res->num_diagnostics,
1300                                         client_data, ns_ucp_str);
1301             }
1302         }
1303         else if (!xmlStrcmp(method->name, BAD_CAST "explainUpdateRequest"))
1304         {
1305         }
1306         else if (!xmlStrcmp(method->name, BAD_CAST "explainUpdateResponse"))
1307         {
1308         }
1309         else
1310         {
1311             *p = 0;
1312             return -1;
1313         }
1314     }
1315     else if (o->direction == ODR_ENCODE)
1316     {
1317         Z_SRW_PDU **p = handler_data;
1318         xmlNsPtr ns_ucp, ns_srw;
1319
1320
1321         if ((*p)->which == Z_SRW_update_request)
1322         {
1323             Z_SRW_updateRequest *req = (*p)->u.update_request;
1324             xmlNodePtr ptr = xmlNewChild(pptr, 0, BAD_CAST "updateRequest", 0);
1325             ns_ucp = xmlNewNs(ptr, BAD_CAST ns_ucp_str, BAD_CAST "zu");
1326             xmlSetNs(ptr, ns_ucp);
1327             ns_srw = xmlNewNs(ptr, BAD_CAST ns_srw_str, BAD_CAST "zs");
1328
1329             add_xsd_string_ns(ptr, "version", (*p)->srw_version, ns_srw);
1330             add_xsd_string(ptr, "action", req->operation);
1331             add_xsd_string(ptr, "recordIdentifier", req->recordId );
1332             if (req->recordVersions)
1333                 yaz_srw_versions( o, ptr, &req->recordVersions,
1334                                   &req->num_recordVersions,
1335                                   client_data, ns_ucp_str);
1336             if (req->record && req->record->recordData_len)
1337             {
1338                 xmlNodePtr rptr = xmlNewChild(ptr, 0, BAD_CAST "record", 0);
1339                 xmlSetNs(rptr, ns_srw);
1340                 yaz_srw_record(o, rptr, req->record, &req->extra_record,
1341                                client_data, ns_ucp_str);
1342             }
1343             if (req->extraRequestData_len)
1344             {
1345                 add_XML_n(ptr, "extraRequestData",
1346                           req->extraRequestData_buf,
1347                           req->extraRequestData_len, ns_srw);
1348             }
1349             add_xsd_string(ptr, "stylesheet", req->stylesheet);
1350             add_xsd_string(ptr, "database", req->database);
1351         }
1352         else if ((*p)->which == Z_SRW_update_response)
1353         {
1354             Z_SRW_updateResponse *res = (*p)->u.update_response;
1355             xmlNodePtr ptr = xmlNewChild(pptr, 0, (xmlChar *)
1356                                          "updateResponse", 0);
1357             ns_ucp = xmlNewNs(ptr, BAD_CAST ns_ucp_str, BAD_CAST "zu");
1358             xmlSetNs(ptr, ns_ucp);
1359             ns_srw = xmlNewNs(ptr, BAD_CAST ns_srw_str, BAD_CAST "zs");
1360
1361             add_xsd_string_ns(ptr, "version", (*p)->srw_version, ns_srw);
1362             add_xsd_string(ptr, "operationStatus", res->operationStatus );
1363             add_xsd_string(ptr, "recordIdentifier", res->recordId );
1364             if (res->recordVersions)
1365                 yaz_srw_versions(o, ptr, &res->recordVersions,
1366                                  &res->num_recordVersions,
1367                                  client_data, ns_ucp_str);
1368             if (res->record && res->record->recordData_len)
1369             {
1370                 xmlNodePtr rptr = xmlNewChild(ptr, 0, BAD_CAST "record", 0);
1371                 xmlSetNs(rptr, ns_srw);
1372                 yaz_srw_record(o, rptr, res->record, &res->extra_record,
1373                                client_data, ns_ucp_str);
1374             }
1375             if (res->num_diagnostics)
1376             {
1377                 xmlNsPtr ns_diag =
1378                     xmlNewNs(pptr, BAD_CAST YAZ_XMLNS_DIAG_v1_1,
1379                              BAD_CAST "diag" );
1380
1381                 xmlNodePtr rptr = xmlNewChild(ptr, ns_diag, BAD_CAST "diagnostics", 0);
1382                 yaz_srw_diagnostics(o, rptr, &res->diagnostics,
1383                                     &res->num_diagnostics, client_data,
1384                                     ns_ucp_str);
1385             }
1386             if (res->extraResponseData_len)
1387                 add_XML_n(ptr, "extraResponseData",
1388                           res->extraResponseData_buf,
1389                           res->extraResponseData_len, ns_srw);
1390         }
1391         else
1392             return -1;
1393
1394     }
1395     return 0;
1396 }
1397
1398 #endif
1399
1400
1401 /*
1402  * Local variables:
1403  * c-basic-offset: 4
1404  * c-file-style: "Stroustrup"
1405  * indent-tabs-mode: nil
1406  * End:
1407  * vim: shiftwidth=4 tabstop=8 expandtab
1408  */
1409