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 if (match_xsd_string(ptr, "recordIdentifier", o,
 266                                       &ex.recordIdentifier))
 267                 ;
 268
 269         }
 270         if (data_ptr)
 271         {
 272             switch(pack)
 273             {
 274             case Z_SRW_recordPacking_XML:
 275                 match_xsd_XML_n(data_ptr, "recordData", o,
 276                                 &rec->recordData_buf, &rec->recordData_len);
 277                 break;
 278             case Z_SRW_recordPacking_URL:
 279                 /* just store it as a string.
 280                    leave it to the backend to collect the document */
 281                 match_xsd_string_n(data_ptr, "recordData", o,
 282                                    &rec->recordData_buf, &rec->recordData_len);
 283                 break;
 284             case Z_SRW_recordPacking_string:
 285                 match_xsd_string_n(data_ptr, "recordData", o,
 286                                    &rec->recordData_buf, &rec->recordData_len);
 287                 break;
 288             }
 289         }
 290         rec->recordPacking = pack;
 291         if (ex.extraRecordData_buf || ex.recordIdentifier)
 292         {
 293             *extra = (Z_SRW_extra_record *)
 294                 odr_malloc(o, sizeof(Z_SRW_extra_record));
 295             memcpy(*extra, &ex, sizeof(Z_SRW_extra_record));
 296         }
 297     }
 298     else if (o->direction == ODR_ENCODE)
 299     {
 300         xmlNodePtr ptr = pptr;
 301         int pack = rec->recordPacking;
 302         const char *spack = yaz_srw_pack_to_str(pack);
 303
 304         add_xsd_string(ptr, "recordSchema", rec->recordSchema);
 305         if (spack)
 306             add_xsd_string(ptr, "recordPacking", spack);
 307         switch(pack)
 308         {
 309         case Z_SRW_recordPacking_string:
 310             add_xsd_string_n(ptr, "recordData", rec->recordData_buf,
 311                              rec->recordData_len);
 312             break;
 313         case Z_SRW_recordPacking_XML:
 314             add_XML_n(ptr, "recordData", rec->recordData_buf,
 315                       rec->recordData_len, 0);
 316             break;
 317         case Z_SRW_recordPacking_URL:
 318             add_xsd_string_n(ptr, "recordData", rec->recordData_buf,
 319                              rec->recordData_len);
 320             break;
 321         }
 322         if (rec->recordPosition)
 323             add_xsd_integer(ptr, "recordPosition", rec->recordPosition );
 324         if (extra && *extra)
 325         {
 326             if ((*extra)->recordIdentifier)
 327                 add_xsd_string(ptr, "recordIdentifier",
 328                                (*extra)->recordIdentifier);
 329             if ((*extra)->extraRecordData_buf)
 330                 add_XML_n(ptr, "extraRecordData",
 331                           (*extra)->extraRecordData_buf,
 332                           (*extra)->extraRecordData_len, 0);
 333         }
 334     }
 335     return 0;
 336 }
 337
 338 static int yaz_srw_records(ODR o, xmlNodePtr pptr, Z_SRW_record **recs,
 339                            Z_SRW_extra_record ***extra,
 340                            int *num, void *client_data, const char *ns)
 341 {
 342     if (o->direction == ODR_DECODE)
 343     {
 344         int i;
 345         xmlNodePtr ptr;
 346         *num = 0;
 347         for (ptr = pptr->children; ptr; ptr = ptr->next)
 348         {
 349             if (ptr->type == XML_ELEMENT_NODE &&
 350                 !xmlStrcmp(ptr->name, BAD_CAST "record"))
 351                 (*num)++;
 352         }
 353         if (!*num)
 354             return 1;
 355         *recs = (Z_SRW_record *) odr_malloc(o, *num * sizeof(**recs));
 356         *extra = (Z_SRW_extra_record **) odr_malloc(o, *num * sizeof(**extra));
 357         for (i = 0, ptr = pptr->children; ptr; ptr = ptr->next)
 358         {
 359             if (ptr->type == XML_ELEMENT_NODE &&
 360                 !xmlStrcmp(ptr->name, BAD_CAST "record"))
 361             {
 362                 yaz_srw_record(o, ptr, *recs + i, *extra + i, client_data, ns);
 363                 i++;
 364             }
 365         }
 366     }
 367     else if (o->direction == ODR_ENCODE)
 368     {
 369         int i;
 370         for (i = 0; i < *num; i++)
 371         {
 372             xmlNodePtr rptr = xmlNewChild(pptr, 0, BAD_CAST "record",
 373                                           0);
 374             yaz_srw_record(o, rptr, (*recs)+i, (*extra ? *extra + i : 0),
 375                            client_data, ns);
 376         }
 377     }
 378     return 0;
 379 }
 380
 381 static int yaz_srw_version(ODR o, xmlNodePtr pptr, Z_SRW_recordVersion *rec,
 382                            void *client_data, const char *ns)
 383 {
 384     if (o->direction == ODR_DECODE)
 385     {
 386         xmlNodePtr ptr;
 387         rec->versionType = 0;
 388         rec->versionValue = 0;
 389         for (ptr = pptr->children; ptr; ptr = ptr->next)
 390         {
 391
 392             if (match_xsd_string(ptr, "versionType", o,
 393                                  &rec->versionType))
 394                 ;
 395             else if (match_xsd_string(ptr, "versionValue", o,
 396                                       &rec->versionValue))
 397                 ;
 398         }
 399     }
 400     else if (o->direction == ODR_ENCODE)
 401     {
 402         xmlNodePtr ptr = pptr;
 403         add_xsd_string(ptr, "versionType", rec->versionType);
 404         add_xsd_string(ptr, "versionValue", rec->versionValue);
 405     }
 406     return 0;
 407 }
 408
 409 static int yaz_srw_versions(ODR o, xmlNodePtr pptr,
 410                             Z_SRW_recordVersion **vers,
 411                             int *num, void *client_data, const char *ns)
 412 {
 413     if (o->direction == ODR_DECODE)
 414     {
 415         int i;
 416         xmlNodePtr ptr;
 417         *num = 0;
 418         for (ptr = pptr->children; ptr; ptr = ptr->next)
 419         {
 420             if (ptr->type == XML_ELEMENT_NODE &&
 421                 !xmlStrcmp(ptr->name, BAD_CAST "recordVersion"))
 422                 (*num)++;
 423         }
 424         if (!*num)
 425             return 1;
 426         *vers = (Z_SRW_recordVersion *) odr_malloc(o, *num * sizeof(**vers));
 427         for (i = 0, ptr = pptr->children; ptr; ptr = ptr->next)
 428         {
 429             if (ptr->type == XML_ELEMENT_NODE &&
 430                 !xmlStrcmp(ptr->name, BAD_CAST "recordVersion"))
 431             {
 432                 yaz_srw_version(o, ptr, *vers + i, client_data, ns);
 433                 i++;
 434             }
 435         }
 436     }
 437     else if (o->direction == ODR_ENCODE)
 438     {
 439         int i;
 440         for (i = 0; i < *num; i++)
 441         {
 442             xmlNodePtr rptr = xmlNewChild(pptr, 0, BAD_CAST "version",
 443                                           0);
 444             yaz_srw_version(o, rptr, (*vers)+i, client_data, ns);
 445         }
 446     }
 447     return 0;
 448 }
 449
 450 Z_FacetTerm *yaz_sru_proxy_get_facet_term_count(ODR odr, xmlNodePtr node)
 451 {
 452     int freq;
 453     xmlNodePtr child;
 454     WRBUF wrbuf = wrbuf_alloc();
 455     const char *freq_string = yaz_element_attribute_value_get(node, "facetvalue", "est_representation");
 456     Z_Term *term;
 457     if (freq_string)
 458         freq =  atoi(freq_string);
 459     else
 460         freq = -1;
 461
 462     for (child = node->children; child ; child = child->next) {
 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_atttribute_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, yaz_sru_proxy_get_facet_term_count(odr, node), index);
 495             index++;
 496         }
 497     }
 498     return facet_field;
 499 }
 500
 501 static int yaz_sru_proxy_decode_facets(ODR o, xmlNodePtr root,
 502                                        Z_FacetList **facetList)
 503 {
 504     xmlNodePtr ptr;
 505
 506     for (ptr = root->children; ptr; ptr = ptr->next)
 507     {
 508         if (match_element(ptr, "facets"))
 509         {
 510             xmlNodePtr node;
 511             Z_FacetList *facet_list;
 512             int num_facets = 0;
 513             for (node = ptr->children; node; node= node->next)
 514             {
 515                 if (node->type == XML_ELEMENT_NODE)
 516                     num_facets++;
 517             }
 518             facet_list = facet_list_create(o, num_facets);
 519             num_facets = 0;
 520             for (node = ptr->children; node; node= node->next)
 521             {
 522                 if (match_element(node, "facet")) {
 523                     facet_list_field_set(o, facet_list, yaz_sru_proxy_decode_facet_field(o, node), num_facets);
 524                     num_facets++;
 525                 }
 526             }
 527             *facetList = facet_list;
 528             break;
 529         }
 530     }
 531     return 0;
 532 }
 533
 534
 535
 536 static int yaz_srw_decode_diagnostics(ODR o, xmlNodePtr pptr,
 537                                       Z_SRW_diagnostic **recs, int *num,
 538                                       void *client_data, const char *ns)
 539 {
 540     int i;
 541     xmlNodePtr ptr;
 542     *num = 0;
 543     for (ptr = pptr; ptr; ptr = ptr->next)
 544     {
 545         if (ptr->type == XML_ELEMENT_NODE &&
 546             !xmlStrcmp(ptr->name, BAD_CAST "diagnostic"))
 547             (*num)++;
 548     }
 549     if (!*num)
 550         return 1;
 551     *recs = (Z_SRW_diagnostic *) odr_malloc(o, *num * sizeof(**recs));
 552     for (i = 0; i < *num; i++)
 553     {
 554         (*recs)[i].uri = 0;
 555         (*recs)[i].details = 0;
 556         (*recs)[i].message = 0;
 557     }
 558     for (i = 0, ptr = pptr; ptr; ptr = ptr->next)
 559     {
 560         if (ptr->type == XML_ELEMENT_NODE &&
 561             !xmlStrcmp(ptr->name, BAD_CAST "diagnostic"))
 562         {
 563             xmlNodePtr rptr;
 564             (*recs)[i].uri = 0;
 565             (*recs)[i].details = 0;
 566             (*recs)[i].message = 0;
 567             for (rptr = ptr->children; rptr; rptr = rptr->next)
 568             {
 569                 if (match_xsd_string(rptr, "uri", o,
 570                                      &(*recs)[i].uri))
 571                     ;
 572                 else if (match_xsd_string(rptr, "details", o,
 573                                           &(*recs)[i].details))
 574                     ;
 575                 else if (match_xsd_string(rptr, "message", o,
 576                                           &(*recs)[i].message))
 577                     ;
 578             }
 579             i++;
 580         }
 581     }
 582     return 0;
 583 }
 584
 585 int sru_decode_surrogate_diagnostics(const char *buf, size_t len,
 586                                      Z_SRW_diagnostic **diag,
 587                                      int *num, ODR odr)
 588 {
 589     int ret = 0;
 590     xmlDocPtr doc = xmlParseMemory(buf, len);
 591     if (doc)
 592     {
 593         xmlNodePtr ptr = xmlDocGetRootElement(doc);
 594         while (ptr && ptr->type != XML_ELEMENT_NODE)
 595             ptr = ptr->next;
 596         if (ptr && ptr->ns
 597             && !xmlStrcmp(ptr->ns->href,
 598                           BAD_CAST "http://www.loc.gov/zing/srw/diagnostic/"))
 599         {
 600             ret = yaz_srw_decode_diagnostics(odr, ptr, diag, num, 0, 0);
 601         }
 602         xmlFreeDoc(doc);
 603     }
 604     return ret;
 605 }
 606
 607 static int yaz_srw_diagnostics(ODR o, xmlNodePtr pptr, Z_SRW_diagnostic **recs,
 608                                int *num, void *client_data, const char *ns)
 609 {
 610     if (o->direction == ODR_DECODE)
 611     {
 612         return yaz_srw_decode_diagnostics(o, pptr->children, recs, num, client_data, ns);
 613     }
 614     else if (o->direction == ODR_ENCODE)
 615     {
 616         int i;
 617         xmlNsPtr ns_diag =
 618             xmlNewNs(pptr, BAD_CAST YAZ_XMLNS_DIAG_v1_1, BAD_CAST "diag" );
 619         for (i = 0; i < *num; i++)
 620         {
 621             const char *std_diag = "info:srw/diagnostic/1/";
 622             const char *ucp_diag = "info:srw/diagnostic/12/";
 623             xmlNodePtr rptr = xmlNewChild(pptr, ns_diag,
 624                                           BAD_CAST "diagnostic", 0);
 625             add_xsd_string(rptr, "uri", (*recs)[i].uri);
 626             if ((*recs)[i].message)
 627                 add_xsd_string(rptr, "message", (*recs)[i].message);
 628             else if ((*recs)[i].uri )
 629             {
 630                 if (!strncmp((*recs)[i].uri, std_diag, strlen(std_diag)))
 631                 {
 632                     int no = atoi((*recs)[i].uri + strlen(std_diag));
 633                     const char *message = yaz_diag_srw_str(no);
 634                     if (message)
 635                         add_xsd_string(rptr, "message", message);
 636                 }
 637                 else if (!strncmp((*recs)[i].uri, ucp_diag, strlen(ucp_diag)))
 638                 {
 639                     int no = atoi((*recs)[i].uri + strlen(ucp_diag));
 640                     const char *message = yaz_diag_sru_update_str(no);
 641                     if (message)
 642                         add_xsd_string(rptr, "message", message);
 643                 }
 644             }
 645             add_xsd_string(rptr, "details", (*recs)[i].details);
 646         }
 647     }
 648     return 0;
 649 }
 650
 651 static int yaz_srw_term(ODR o, xmlNodePtr pptr, Z_SRW_scanTerm *term,
 652                         void *client_data, const char *ns)
 653 {
 654     if (o->direction == ODR_DECODE)
 655     {
 656         xmlNodePtr ptr;
 657         term->value = 0;
 658         term->numberOfRecords = 0;
 659         term->displayTerm = 0;
 660         term->whereInList = 0;
 661         for (ptr = pptr->children; ptr; ptr = ptr->next)
 662         {
 663             if (match_xsd_string(ptr, "value", o,  &term->value))
 664                 ;
 665             else if (match_xsd_integer(ptr, "numberOfRecords", o,
 666                                        &term->numberOfRecords))
 667                 ;
 668             else if (match_xsd_string(ptr, "displayTerm", o,
 669                                       &term->displayTerm))
 670                 ;
 671             else if (match_xsd_string(ptr, "whereInList", o,
 672                                       &term->whereInList))
 673                 ;
 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 if (match_xsd_string(ptr, "database", o,
 803                                           &req->database))
 804                     ;
 805             }
 806             if (!req->query.cql && !req->query.pqf && !req->query.xcql)
 807             {
 808                 /* should put proper diagnostic here */
 809                 return -1;
 810             }
 811         }
 812         else if (!xmlStrcmp(method->name, BAD_CAST "searchRetrieveResponse"))
 813         {
 814             xmlNodePtr ptr = method->children;
 815             Z_SRW_searchRetrieveResponse *res;
 816
 817             (*p)->which = Z_SRW_searchRetrieve_response;
 818             res = (*p)->u.response = (Z_SRW_searchRetrieveResponse *)
 819                 odr_malloc(o, sizeof(*res));
 820
 821             res->numberOfRecords = 0;
 822             res->resultSetId = 0;
 823             res->resultSetIdleTime = 0;
 824             res->records = 0;
 825             res->num_records = 0;
 826             res->diagnostics = 0;
 827             res->num_diagnostics = 0;
 828             res->nextRecordPosition = 0;
 829             res->facetList = 0;
 830
 831             for (; ptr; ptr = ptr->next)
 832             {
 833                 if (match_xsd_string(ptr, "version", o,
 834                                      &(*p)->srw_version))
 835                     ;
 836                 else if (match_xsd_XML_n(ptr, "extraResponseData", o,
 837                                          &(*p)->extraResponseData_buf,
 838                                          &(*p)->extraResponseData_len))
 839                     ;
 840                 else if (match_xsd_integer(ptr, "numberOfRecords", o,
 841                                            &res->numberOfRecords))
 842                     ;
 843                 else if (match_xsd_string(ptr, "resultSetId", o,
 844                                           &res->resultSetId))
 845                     ;
 846                 else if (match_xsd_integer(ptr, "resultSetIdleTime", o,
 847                                            &res->resultSetIdleTime))
 848                     ;
 849                 else if (match_element(ptr, "records"))
 850                     yaz_srw_records(o, ptr, &res->records,
 851                                     &res->extra_records,
 852                                     &res->num_records, client_data, ns);
 853                 else if (match_xsd_integer(ptr, "nextRecordPosition", o,
 854                                            &res->nextRecordPosition))
 855                     ;
 856                 else if (match_element(ptr, "diagnostics"))
 857                     yaz_srw_diagnostics(o, ptr, &res->diagnostics,
 858                                         &res->num_diagnostics,
 859                                         client_data, ns);
 860                 else if (match_element(ptr, "facet_analysis"))
 861                     yaz_sru_proxy_decode_facets(o, ptr, &res->facetList);
 862             }
 863         }
 864         else if (!xmlStrcmp(method->name, BAD_CAST "explainRequest"))
 865         {
 866             Z_SRW_explainRequest *req;
 867             xmlNodePtr ptr = method->children;
 868
 869             (*p)->which = Z_SRW_explain_request;
 870             req = (*p)->u.explain_request = (Z_SRW_explainRequest *)
 871                 odr_malloc(o, sizeof(*req));
 872             req->recordPacking = 0;
 873             req->database = 0;
 874             req->stylesheet = 0;
 875             for (; ptr; ptr = ptr->next)
 876             {
 877                 if (match_xsd_string(ptr, "version", o,
 878                                      &(*p)->srw_version))
 879                     ;
 880                 else if (match_xsd_XML_n(ptr, "extraResponseData", o,
 881                                          &(*p)->extraResponseData_buf,
 882                                          &(*p)->extraResponseData_len))
 883                     ;
 884                 else if (match_xsd_string(ptr, "stylesheet", o,
 885                                           &req->stylesheet))
 886                     ;
 887                 else if (match_xsd_string(ptr, "recordPacking", o,
 888                                           &req->recordPacking))
 889                     ;
 890                 else if (match_xsd_string(ptr, "database", o,
 891                                           &req->database))
 892                     ;
 893             }
 894         }
 895         else if (!xmlStrcmp(method->name, BAD_CAST "explainResponse"))
 896         {
 897             Z_SRW_explainResponse *res;
 898             xmlNodePtr ptr = method->children;
 899
 900             (*p)->which = Z_SRW_explain_response;
 901             res = (*p)->u.explain_response = (Z_SRW_explainResponse*)
 902                 odr_malloc(o, sizeof(*res));
 903             res->diagnostics = 0;
 904             res->num_diagnostics = 0;
 905             res->record.recordSchema = 0;
 906             res->record.recordData_buf = 0;
 907             res->record.recordData_len = 0;
 908             res->record.recordPosition = 0;
 909
 910             for (; ptr; ptr = ptr->next)
 911             {
 912                 if (match_xsd_string(ptr, "version", o,
 913                                      &(*p)->srw_version))
 914                     ;
 915                 else if (match_xsd_XML_n(ptr, "extraResponseData", o,
 916                                          &(*p)->extraResponseData_buf,
 917                                          &(*p)->extraResponseData_len))
 918                     ;
 919                 else if (match_element(ptr, "record"))
 920                     yaz_srw_record(o, ptr, &res->record, &res->extra_record,
 921                                    client_data, ns);
 922                 else if (match_element(ptr, "diagnostics"))
 923                     yaz_srw_diagnostics(o, ptr, &res->diagnostics,
 924                                         &res->num_diagnostics,
 925                                         client_data, ns);
 926                 ;
 927             }
 928         }
 929         else if (!xmlStrcmp(method->name, BAD_CAST "scanRequest"))
 930         {
 931             Z_SRW_scanRequest *req;
 932             xmlNodePtr ptr = method->children;
 933
 934             (*p)->which = Z_SRW_scan_request;
 935             req = (*p)->u.scan_request = (Z_SRW_scanRequest *)
 936                 odr_malloc(o, sizeof(*req));
 937             req->query_type = Z_SRW_query_type_cql;
 938             req->scanClause.cql = 0;
 939             req->responsePosition = 0;
 940             req->maximumTerms = 0;
 941             req->stylesheet = 0;
 942             req->database = 0;
 943
 944             for (; ptr; ptr = ptr->next)
 945             {
 946                 if (match_xsd_string(ptr, "version", o,
 947                                      &(*p)->srw_version))
 948                     ;
 949                 else if (match_xsd_XML_n(ptr, "extraResponseData", o,
 950                                          &(*p)->extraResponseData_buf,
 951                                          &(*p)->extraResponseData_len))
 952                     ;
 953                 else if (match_xsd_string(ptr, "scanClause", o,
 954                                           &req->scanClause.cql))
 955                     ;
 956                 else if (match_xsd_string(ptr, "pScanClause", o,
 957                                           &req->scanClause.pqf))
 958                 {
 959                     req->query_type = Z_SRW_query_type_pqf;
 960                 }
 961                 else if (match_xsd_integer(ptr, "responsePosition", o,
 962                                            &req->responsePosition))
 963                     ;
 964                 else if (match_xsd_integer(ptr, "maximumTerms", o,
 965                                            &req->maximumTerms))
 966                     ;
 967                 else if (match_xsd_string(ptr, "stylesheet", o,
 968                                           &req->stylesheet))
 969                     ;
 970                 else if (match_xsd_string(ptr, "database", o,
 971                                           &req->database))
 972                     ;
 973             }
 974         }
 975         else if (!xmlStrcmp(method->name, BAD_CAST "scanResponse"))
 976         {
 977             Z_SRW_scanResponse *res;
 978             xmlNodePtr ptr = method->children;
 979
 980             (*p)->which = Z_SRW_scan_response;
 981             res = (*p)->u.scan_response = (Z_SRW_scanResponse *)
 982                 odr_malloc(o, sizeof(*res));
 983             res->terms = 0;
 984             res->num_terms = 0;
 985             res->diagnostics = 0;
 986             res->num_diagnostics = 0;
 987
 988             for (; ptr; ptr = ptr->next)
 989             {
 990                 if (match_xsd_string(ptr, "version", o,
 991                                      &(*p)->srw_version))
 992                     ;
 993                 else if (match_xsd_XML_n(ptr, "extraResponseData", o,
 994                                          &(*p)->extraResponseData_buf,
 995                                          &(*p)->extraResponseData_len))
 996                     ;
 997                 else if (match_element(ptr, "terms"))
 998                     yaz_srw_terms(o, ptr, &res->terms,
 999                                   &res->num_terms, client_data,
1000                                   ns);
1001                 else if (match_element(ptr, "diagnostics"))
1002                     yaz_srw_diagnostics(o, ptr, &res->diagnostics,
1003                                         &res->num_diagnostics,
1004                                         client_data, ns);
1005             }
1006         }
1007         else
1008         {
1009             *p = 0;
1010             return -1;
1011         }
1012         neg_version = yaz_negotiate_sru_version((*p)->srw_version);
1013         if (neg_version)
1014             (*p)->srw_version = neg_version;
1015     }
1016     else if (o->direction == ODR_ENCODE)
1017     {
1018         Z_SRW_PDU **p = handler_data;
1019         xmlNsPtr ns_srw;
1020         xmlNodePtr ptr = 0;
1021
1022         if ((*p)->which == Z_SRW_searchRetrieve_request)
1023         {
1024             Z_SRW_searchRetrieveRequest *req = (*p)->u.request;
1025             ptr = xmlNewChild(pptr, 0, BAD_CAST "searchRetrieveRequest", 0);
1026             ns_srw = xmlNewNs(ptr, BAD_CAST ns, BAD_CAST "zs");
1027             xmlSetNs(ptr, ns_srw);
1028
1029             if ((*p)->srw_version)
1030                 add_xsd_string(ptr, "version", (*p)->srw_version);
1031             switch(req->query_type)
1032             {
1033             case Z_SRW_query_type_cql:
1034                 add_xsd_string(ptr, "query", req->query.cql);
1035                 break;
1036             case Z_SRW_query_type_xcql:
1037                 add_xsd_string(ptr, "xQuery", req->query.xcql);
1038                 break;
1039             case Z_SRW_query_type_pqf:
1040                 add_xsd_string(ptr, "pQuery", req->query.pqf);
1041                 break;
1042             }
1043             add_xsd_integer(ptr, "startRecord", req->startRecord);
1044             add_xsd_integer(ptr, "maximumRecords", req->maximumRecords);
1045             add_xsd_string(ptr, "recordPacking", req->recordPacking);
1046             add_xsd_string(ptr, "recordSchema", req->recordSchema);
1047             add_xsd_string(ptr, "recordXPath", req->recordXPath);
1048             add_xsd_integer(ptr, "resultSetTTL", req->resultSetTTL);
1049             switch(req->sort_type)
1050             {
1051             case Z_SRW_sort_type_none:
1052                 break;
1053             case Z_SRW_sort_type_sort:
1054                 add_xsd_string(ptr, "sortKeys", req->sort.sortKeys);
1055                 break;
1056             case Z_SRW_sort_type_xSort:
1057                 add_xsd_string(ptr, "xSortKeys", req->sort.xSortKeys);
1058                 break;
1059             }
1060             add_xsd_string(ptr, "stylesheet", req->stylesheet);
1061             add_xsd_string(ptr, "database", req->database);
1062         }
1063         else if ((*p)->which == Z_SRW_searchRetrieve_response)
1064         {
1065             Z_SRW_searchRetrieveResponse *res = (*p)->u.response;
1066             ptr = xmlNewChild(pptr, 0, BAD_CAST "searchRetrieveResponse", 0);
1067             ns_srw = xmlNewNs(ptr, BAD_CAST ns, BAD_CAST "zs");
1068             xmlSetNs(ptr, ns_srw);
1069
1070             if ((*p)->srw_version)
1071                 add_xsd_string(ptr, "version", (*p)->srw_version);
1072             add_xsd_integer(ptr, "numberOfRecords", res->numberOfRecords);
1073             add_xsd_string(ptr, "resultSetId", res->resultSetId);
1074             add_xsd_integer(ptr, "resultSetIdleTime", res->resultSetIdleTime);
1075             if (res->num_records)
1076             {
1077                 xmlNodePtr rptr = xmlNewChild(ptr, 0, BAD_CAST "records", 0);
1078                 yaz_srw_records(o, rptr, &res->records, &res->extra_records,
1079                                 &res->num_records,
1080                                 client_data, ns);
1081             }
1082             add_xsd_integer(ptr, "nextRecordPosition",
1083                             res->nextRecordPosition);
1084             if (res->num_diagnostics)
1085             {
1086                 xmlNodePtr rptr = xmlNewChild(ptr, 0, BAD_CAST "diagnostics",
1087                                               0);
1088                 yaz_srw_diagnostics(o, rptr, &res->diagnostics,
1089                                     &res->num_diagnostics, client_data, ns);
1090             }
1091         }
1092         else if ((*p)->which == Z_SRW_explain_request)
1093         {
1094             Z_SRW_explainRequest *req = (*p)->u.explain_request;
1095             ptr = xmlNewChild(pptr, 0, BAD_CAST "explainRequest", 0);
1096             ns_srw = xmlNewNs(ptr, BAD_CAST ns, BAD_CAST "zs");
1097             xmlSetNs(ptr, ns_srw);
1098
1099             add_xsd_string(ptr, "version", (*p)->srw_version);
1100             add_xsd_string(ptr, "recordPacking", req->recordPacking);
1101             add_xsd_string(ptr, "stylesheet", req->stylesheet);
1102             add_xsd_string(ptr, "database", req->database);
1103         }
1104         else if ((*p)->which == Z_SRW_explain_response)
1105         {
1106             Z_SRW_explainResponse *res = (*p)->u.explain_response;
1107             ptr = xmlNewChild(pptr, 0, BAD_CAST "explainResponse", 0);
1108             ns_srw = xmlNewNs(ptr, BAD_CAST ns, BAD_CAST "zs");
1109             xmlSetNs(ptr, ns_srw);
1110
1111             add_xsd_string(ptr, "version", (*p)->srw_version);
1112             if (1)
1113             {
1114                 xmlNodePtr ptr1 = xmlNewChild(ptr, 0, BAD_CAST "record", 0);
1115                 yaz_srw_record(o, ptr1, &res->record, &res->extra_record,
1116                                client_data, ns);
1117             }
1118             if (res->num_diagnostics)
1119             {
1120                 xmlNodePtr rptr = xmlNewChild(ptr, 0, BAD_CAST "diagnostics",
1121                                               0);
1122                 yaz_srw_diagnostics(o, rptr, &res->diagnostics,
1123                                     &res->num_diagnostics, client_data, ns);
1124             }
1125         }
1126         else if ((*p)->which == Z_SRW_scan_request)
1127         {
1128             Z_SRW_scanRequest *req = (*p)->u.scan_request;
1129             ptr = xmlNewChild(pptr, 0, BAD_CAST "scanRequest", 0);
1130             ns_srw = xmlNewNs(ptr, BAD_CAST ns, BAD_CAST "zs");
1131             xmlSetNs(ptr, ns_srw);
1132
1133             add_xsd_string(ptr, "version", (*p)->srw_version);
1134             switch(req->query_type)
1135             {
1136             case Z_SRW_query_type_cql:
1137                 add_xsd_string(ptr, "scanClause", req->scanClause.cql);
1138                 break;
1139             case Z_SRW_query_type_pqf:
1140                 add_xsd_string(ptr, "pScanClause", req->scanClause.pqf);
1141                 break;
1142             }
1143             add_xsd_integer(ptr, "responsePosition", req->responsePosition);
1144             add_xsd_integer(ptr, "maximumTerms", req->maximumTerms);
1145             add_xsd_string(ptr, "stylesheet", req->stylesheet);
1146             add_xsd_string(ptr, "database", req->database);
1147         }
1148         else if ((*p)->which == Z_SRW_scan_response)
1149         {
1150             Z_SRW_scanResponse *res = (*p)->u.scan_response;
1151             ptr = xmlNewChild(pptr, 0, BAD_CAST "scanResponse", 0);
1152             ns_srw = xmlNewNs(ptr, BAD_CAST ns, BAD_CAST "zs");
1153             xmlSetNs(ptr, ns_srw);
1154
1155             add_xsd_string(ptr, "version", (*p)->srw_version);
1156
1157             if (res->num_terms)
1158             {
1159                 xmlNodePtr rptr = xmlNewChild(ptr, 0, BAD_CAST "terms", 0);
1160                 yaz_srw_terms(o, rptr, &res->terms, &res->num_terms,
1161                               client_data, ns);
1162             }
1163             if (res->num_diagnostics)
1164             {
1165                 xmlNodePtr rptr = xmlNewChild(ptr, 0, BAD_CAST "diagnostics",
1166                                               0);
1167                 yaz_srw_diagnostics(o, rptr, &res->diagnostics,
1168                                     &res->num_diagnostics, client_data, ns);
1169             }
1170         }
1171         else
1172             return -1;
1173         if (ptr && (*p)->extraResponseData_len)
1174             add_XML_n(ptr, "extraResponseData",
1175                       (*p)->extraResponseData_buf,
1176                       (*p)->extraResponseData_len, ns_srw);
1177
1178
1179     }
1180     return 0;
1181 }
1182
1183 int yaz_ucp_codec(ODR o, void * vptr, Z_SRW_PDU **handler_data,
1184                   void *client_data, const char *ns_ucp_str)
1185 {
1186     xmlNodePtr pptr = (xmlNodePtr) vptr;
1187     const char *ns_srw_str = YAZ_XMLNS_SRU_v1_1;
1188     if (o->direction == ODR_DECODE)
1189     {
1190         Z_SRW_PDU **p = handler_data;
1191         xmlNodePtr method = pptr->children;
1192
1193         while (method && method->type == XML_TEXT_NODE)
1194             method = method->next;
1195
1196         if (!method)
1197             return -1;
1198         if (method->type != XML_ELEMENT_NODE)
1199             return -1;
1200
1201         *p = yaz_srw_get_core_v_1_1(o);
1202
1203         if (!xmlStrcmp(method->name, BAD_CAST "updateRequest"))
1204         {
1205             xmlNodePtr ptr = method->children;
1206             Z_SRW_updateRequest *req;
1207             char *oper = 0;
1208
1209             (*p)->which = Z_SRW_update_request;
1210             req = (*p)->u.update_request = (Z_SRW_updateRequest *)
1211                 odr_malloc(o, sizeof(*req));
1212             req->database = 0;
1213             req->operation = 0;
1214             req->recordId = 0;
1215             req->recordVersions = 0;
1216             req->num_recordVersions = 0;
1217             req->record = 0;
1218             req->extra_record = 0;
1219             req->extraRequestData_buf = 0;
1220             req->extraRequestData_len = 0;
1221             req->stylesheet = 0;
1222
1223             for (; ptr; ptr = ptr->next)
1224             {
1225                 if (match_xsd_string(ptr, "version", o,
1226                                      &(*p)->srw_version))
1227                     ;
1228                 else if (match_xsd_string(ptr, "action", o,
1229                                           &oper)){
1230                     if ( oper ){
1231                         if ( !strcmp(oper, "info:srw/action/1/delete"))
1232                             req->operation = "delete";
1233                         else if (!strcmp(oper,"info:srw/action/1/replace" ))
1234                             req->operation = "replace";
1235                         else if ( !strcmp( oper, "info:srw/action/1/create"))
1236                             req->operation = "insert";
1237                     }
1238                 }
1239                 else if (match_xsd_string(ptr, "recordIdentifier", o,
1240                                           &req->recordId))
1241                     ;
1242                 else if (match_element(ptr, "recordVersions" ) )
1243                     yaz_srw_versions( o, ptr, &req->recordVersions,
1244                                       &req->num_recordVersions, client_data,
1245                                       ns_ucp_str);
1246                 else if (match_element(ptr, "record"))
1247                 {
1248                     req->record = yaz_srw_get_record(o);
1249                     yaz_srw_record(o, ptr, req->record, &req->extra_record,
1250                                    client_data, ns_ucp_str);
1251                 }
1252                 else if (match_xsd_string(ptr, "stylesheet", o,
1253                                           &req->stylesheet))
1254                     ;
1255                 else if (match_xsd_string(ptr, "database", o,
1256                                           &req->database))
1257                     ;
1258             }
1259         }
1260         else if (!xmlStrcmp(method->name, BAD_CAST "updateResponse"))
1261         {
1262             xmlNodePtr ptr = method->children;
1263             Z_SRW_updateResponse *res;
1264
1265             (*p)->which = Z_SRW_update_response;
1266             res = (*p)->u.update_response = (Z_SRW_updateResponse *)
1267                 odr_malloc(o, sizeof(*res));
1268
1269             res->operationStatus = 0;
1270             res->recordId = 0;
1271             res->recordVersions = 0;
1272             res->num_recordVersions = 0;
1273             res->diagnostics = 0;
1274             res->num_diagnostics = 0;
1275             res->record = 0;
1276             res->extra_record = 0;
1277             res->extraResponseData_buf = 0;
1278             res->extraResponseData_len = 0;
1279
1280             for (; ptr; ptr = ptr->next)
1281             {
1282                 if (match_xsd_string(ptr, "version", o,
1283                                      &(*p)->srw_version))
1284                     ;
1285                 else if (match_xsd_string(ptr, "operationStatus", o,
1286                                           &res->operationStatus ))
1287                     ;
1288                 else if (match_xsd_string(ptr, "recordIdentifier", o,
1289                                           &res->recordId))
1290                     ;
1291                 else if (match_element(ptr, "recordVersions" ))
1292                     yaz_srw_versions(o, ptr, &res->recordVersions,
1293                                      &res->num_recordVersions,
1294                                      client_data, ns_ucp_str);
1295                 else if (match_element(ptr, "record"))
1296                 {
1297                     res->record = yaz_srw_get_record(o);
1298                     yaz_srw_record(o, ptr, res->record, &res->extra_record,
1299                                    client_data, ns_ucp_str);
1300                 }
1301                 else if (match_element(ptr, "diagnostics"))
1302                     yaz_srw_diagnostics(o, ptr, &res->diagnostics,
1303                                         &res->num_diagnostics,
1304                                         client_data, ns_ucp_str);
1305             }
1306         }
1307         else if (!xmlStrcmp(method->name, BAD_CAST "explainUpdateRequest"))
1308         {
1309         }
1310         else if (!xmlStrcmp(method->name, BAD_CAST "explainUpdateResponse"))
1311         {
1312         }
1313         else
1314         {
1315             *p = 0;
1316             return -1;
1317         }
1318     }
1319     else if (o->direction == ODR_ENCODE)
1320     {
1321         Z_SRW_PDU **p = handler_data;
1322         xmlNsPtr ns_ucp, ns_srw;
1323
1324
1325         if ((*p)->which == Z_SRW_update_request)
1326         {
1327             Z_SRW_updateRequest *req = (*p)->u.update_request;
1328             xmlNodePtr ptr = xmlNewChild(pptr, 0, BAD_CAST "updateRequest", 0);
1329             ns_ucp = xmlNewNs(ptr, BAD_CAST ns_ucp_str, BAD_CAST "zu");
1330             xmlSetNs(ptr, ns_ucp);
1331             ns_srw = xmlNewNs(ptr, BAD_CAST ns_srw_str, BAD_CAST "zs");
1332
1333             add_xsd_string_ns(ptr, "version", (*p)->srw_version, ns_srw);
1334             add_xsd_string(ptr, "action", req->operation);
1335             add_xsd_string(ptr, "recordIdentifier", req->recordId );
1336             if (req->recordVersions)
1337                 yaz_srw_versions( o, ptr, &req->recordVersions,
1338                                   &req->num_recordVersions,
1339                                   client_data, ns_ucp_str);
1340             if (req->record && req->record->recordData_len)
1341             {
1342                 xmlNodePtr rptr = xmlNewChild(ptr, 0, BAD_CAST "record", 0);
1343                 xmlSetNs(rptr, ns_srw);
1344                 yaz_srw_record(o, rptr, req->record, &req->extra_record,
1345                                client_data, ns_ucp_str);
1346             }
1347             if (req->extraRequestData_len)
1348             {
1349                 add_XML_n(ptr, "extraRequestData",
1350                           req->extraRequestData_buf,
1351                           req->extraRequestData_len, ns_srw);
1352             }
1353             add_xsd_string(ptr, "stylesheet", req->stylesheet);
1354             add_xsd_string(ptr, "database", req->database);
1355         }
1356         else if ((*p)->which == Z_SRW_update_response)
1357         {
1358             Z_SRW_updateResponse *res = (*p)->u.update_response;
1359             xmlNodePtr ptr = xmlNewChild(pptr, 0, (xmlChar *)
1360                                          "updateResponse", 0);
1361             ns_ucp = xmlNewNs(ptr, BAD_CAST ns_ucp_str, BAD_CAST "zu");
1362             xmlSetNs(ptr, ns_ucp);
1363             ns_srw = xmlNewNs(ptr, BAD_CAST ns_srw_str, BAD_CAST "zs");
1364
1365             add_xsd_string_ns(ptr, "version", (*p)->srw_version, ns_srw);
1366             add_xsd_string(ptr, "operationStatus", res->operationStatus );
1367             add_xsd_string(ptr, "recordIdentifier", res->recordId );
1368             if (res->recordVersions)
1369                 yaz_srw_versions(o, ptr, &res->recordVersions,
1370                                  &res->num_recordVersions,
1371                                  client_data, ns_ucp_str);
1372             if (res->record && res->record->recordData_len)
1373             {
1374                 xmlNodePtr rptr = xmlNewChild(ptr, 0, BAD_CAST "record", 0);
1375                 xmlSetNs(rptr, ns_srw);
1376                 yaz_srw_record(o, rptr, res->record, &res->extra_record,
1377                                client_data, ns_ucp_str);
1378             }
1379             if (res->num_diagnostics)
1380             {
1381                 xmlNsPtr ns_diag =
1382                     xmlNewNs(pptr, BAD_CAST YAZ_XMLNS_DIAG_v1_1,
1383                              BAD_CAST "diag" );
1384
1385                 xmlNodePtr rptr = xmlNewChild(ptr, ns_diag, BAD_CAST "diagnostics", 0);
1386                 yaz_srw_diagnostics(o, rptr, &res->diagnostics,
1387                                     &res->num_diagnostics, client_data,
1388                                     ns_ucp_str);
1389             }
1390             if (res->extraResponseData_len)
1391                 add_XML_n(ptr, "extraResponseData",
1392                           res->extraResponseData_buf,
1393                           res->extraResponseData_len, ns_srw);
1394         }
1395         else
1396             return -1;
1397
1398     }
1399     return 0;
1400 }
1401
1402 #endif
1403
1404
1405 /*
1406  * Local variables:
1407  * c-basic-offset: 4
1408  * c-file-style: "Stroustrup"
1409  * indent-tabs-mode: nil
1410  * End:
1411  * vim: shiftwidth=4 tabstop=8 expandtab
1412  */
1413