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     Odr_int freq;
 451     xmlNodePtr child;
 452     WRBUF wrbuf = wrbuf_alloc();
 453     Z_FacetTerm *facet_term;
 454     const char *freq_string = yaz_element_attribute_value_get(
 455         node, "facetvalue", "est_representation");
 456     if (freq_string)
 457         freq = odr_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     facet_term = facet_term_create_cstr(odr, wrbuf_cstr(wrbuf), freq);
 467     wrbuf_destroy(wrbuf);
 468     return facet_term;
 469 };
 470
 471 static Z_FacetField *yaz_sru_proxy_decode_facet_field(ODR odr, xmlNodePtr ptr)
 472 {
 473     Z_AttributeList *list;
 474     Z_FacetField *facet_field;
 475     int num_terms = 0;
 476     int index = 0;
 477     xmlNodePtr node;
 478     /* USE attribute */
 479     const char* name = yaz_element_attribute_value_get(ptr, "facet", "code");
 480     yaz_log(YLOG_DEBUG, "sru-proxy facet type: %s", name);
 481
 482     list = yaz_use_attribute_create(odr, name);
 483     for (node = ptr->children; node; node = node->next) {
 484         if (match_element(node, "facetvalue"))
 485             num_terms++;
 486     }
 487     facet_field = facet_field_create(odr, list, num_terms);
 488     index = 0;
 489     for (node = ptr->children; node; node = node->next)
 490     {
 491         if (match_element(node, "facetvalue"))
 492         {
 493             facet_field_term_set(odr, facet_field,
 494                                  yaz_sru_proxy_get_facet_term_count(odr, node),
 495                                  index);
 496             index++;
 497         }
 498     }
 499     return facet_field;
 500 }
 501
 502 static int yaz_sru_proxy_decode_facets(ODR o, xmlNodePtr root,
 503                                        Z_FacetList **facetList)
 504 {
 505     xmlNodePtr ptr;
 506
 507     for (ptr = root->children; ptr; ptr = ptr->next)
 508     {
 509         if (match_element(ptr, "facets"))
 510         {
 511             xmlNodePtr node;
 512             Z_FacetList *facet_list;
 513             int num_facets = 0;
 514             for (node = ptr->children; node; node= node->next)
 515             {
 516                 if (node->type == XML_ELEMENT_NODE)
 517                     num_facets++;
 518             }
 519             facet_list = facet_list_create(o, num_facets);
 520             num_facets = 0;
 521             for (node = ptr->children; node; node= node->next)
 522             {
 523                 if (match_element(node, "facet")) {
 524                     facet_list_field_set(o, facet_list, yaz_sru_proxy_decode_facet_field(o, node), num_facets);
 525                     num_facets++;
 526                 }
 527             }
 528             *facetList = facet_list;
 529             break;
 530         }
 531     }
 532     return 0;
 533 }
 534
 535
 536
 537 static int yaz_srw_decode_diagnostics(ODR o, xmlNodePtr pptr,
 538                                       Z_SRW_diagnostic **recs, int *num,
 539                                       void *client_data, const char *ns)
 540 {
 541     int i;
 542     xmlNodePtr ptr;
 543     *num = 0;
 544     for (ptr = pptr; ptr; ptr = ptr->next)
 545     {
 546         if (ptr->type == XML_ELEMENT_NODE &&
 547             !xmlStrcmp(ptr->name, BAD_CAST "diagnostic"))
 548             (*num)++;
 549     }
 550     if (!*num)
 551         return 1;
 552     *recs = (Z_SRW_diagnostic *) odr_malloc(o, *num * sizeof(**recs));
 553     for (i = 0; i < *num; i++)
 554     {
 555         (*recs)[i].uri = 0;
 556         (*recs)[i].details = 0;
 557         (*recs)[i].message = 0;
 558     }
 559     for (i = 0, ptr = pptr; ptr; ptr = ptr->next)
 560     {
 561         if (ptr->type == XML_ELEMENT_NODE &&
 562             !xmlStrcmp(ptr->name, BAD_CAST "diagnostic"))
 563         {
 564             xmlNodePtr rptr;
 565             (*recs)[i].uri = 0;
 566             (*recs)[i].details = 0;
 567             (*recs)[i].message = 0;
 568             for (rptr = ptr->children; rptr; rptr = rptr->next)
 569             {
 570                 if (match_xsd_string(rptr, "uri", o,
 571                                      &(*recs)[i].uri))
 572                     ;
 573                 else if (match_xsd_string(rptr, "details", o,
 574                                           &(*recs)[i].details))
 575                     ;
 576                 else
 577                     match_xsd_string(rptr, "message", o, &(*recs)[i].message);
 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
 672                 match_xsd_string(ptr, "whereInList", o, &term->whereInList);
 673         }
 674     }
 675     else if (o->direction == ODR_ENCODE)
 676     {
 677         xmlNodePtr ptr = pptr;
 678         add_xsd_string(ptr, "value", term->value);
 679         add_xsd_integer(ptr, "numberOfRecords", term->numberOfRecords);
 680         add_xsd_string(ptr, "displayTerm", term->displayTerm);
 681         add_xsd_string(ptr, "whereInList", term->whereInList);
 682     }
 683     return 0;
 684 }
 685
 686 static int yaz_srw_terms(ODR o, xmlNodePtr pptr, Z_SRW_scanTerm **terms,
 687                          int *num, void *client_data, const char *ns)
 688 {
 689     if (o->direction == ODR_DECODE)
 690     {
 691         int i;
 692         xmlNodePtr ptr;
 693         *num = 0;
 694         for (ptr = pptr->children; ptr; ptr = ptr->next)
 695         {
 696             if (ptr->type == XML_ELEMENT_NODE &&
 697                 !xmlStrcmp(ptr->name, BAD_CAST "term"))
 698                 (*num)++;
 699         }
 700         if (!*num)
 701             return 1;
 702         *terms = (Z_SRW_scanTerm *) odr_malloc(o, *num * sizeof(**terms));
 703         for (i = 0, ptr = pptr->children; ptr; ptr = ptr->next, i++)
 704         {
 705             if (ptr->type == XML_ELEMENT_NODE &&
 706                 !xmlStrcmp(ptr->name, BAD_CAST "term"))
 707                 yaz_srw_term(o, ptr, (*terms)+i, client_data, ns);
 708         }
 709     }
 710     else if (o->direction == ODR_ENCODE)
 711     {
 712         int i;
 713         for (i = 0; i < *num; i++)
 714         {
 715             xmlNodePtr rptr = xmlNewChild(pptr, 0, BAD_CAST "term", 0);
 716             yaz_srw_term(o, rptr, (*terms)+i, client_data, ns);
 717         }
 718     }
 719     return 0;
 720 }
 721
 722 int yaz_srw_codec(ODR o, void * vptr, Z_SRW_PDU **handler_data,
 723                   void *client_data, const char *ns)
 724 {
 725     xmlNodePtr pptr = (xmlNodePtr) vptr;
 726     if (o->direction == ODR_DECODE)
 727     {
 728         Z_SRW_PDU **p = handler_data;
 729         xmlNodePtr method = pptr->children;
 730         char *neg_version;
 731
 732         while (method && method->type == XML_TEXT_NODE)
 733             method = method->next;
 734
 735         if (!method)
 736             return -1;
 737         if (method->type != XML_ELEMENT_NODE)
 738             return -1;
 739
 740         *p = yaz_srw_get_core_v_1_1(o);
 741
 742         if (!xmlStrcmp(method->name, BAD_CAST "searchRetrieveRequest"))
 743         {
 744             xmlNodePtr ptr = method->children;
 745             Z_SRW_searchRetrieveRequest *req;
 746
 747             (*p)->which = Z_SRW_searchRetrieve_request;
 748             req = (*p)->u.request = (Z_SRW_searchRetrieveRequest *)
 749                 odr_malloc(o, sizeof(*req));
 750             req->query_type = Z_SRW_query_type_cql;
 751             req->query.cql = 0;
 752             req->sort_type = Z_SRW_sort_type_none;
 753             req->sort.none = 0;
 754             req->startRecord = 0;
 755             req->maximumRecords = 0;
 756             req->recordSchema = 0;
 757             req->recordPacking = 0;
 758             req->recordXPath = 0;
 759             req->resultSetTTL = 0;
 760             req->stylesheet = 0;
 761             req->database = 0;
 762
 763             for (; ptr; ptr = ptr->next)
 764             {
 765                 if (match_xsd_string(ptr, "version", o,
 766                                      &(*p)->srw_version))
 767                     ;
 768                 else if (match_xsd_string(ptr, "query", o,
 769                                           &req->query.cql))
 770                     req->query_type = Z_SRW_query_type_cql;
 771                 else if (match_xsd_string(ptr, "pQuery", o,
 772                                           &req->query.pqf))
 773                     req->query_type = Z_SRW_query_type_pqf;
 774                 else if (match_xsd_string(ptr, "xQuery", o,
 775                                           &req->query.xcql))
 776                     req->query_type = Z_SRW_query_type_xcql;
 777                 else if (match_xsd_integer(ptr, "startRecord", o,
 778                                            &req->startRecord))
 779                     ;
 780                 else if (match_xsd_integer(ptr, "maximumRecords", o,
 781                                            &req->maximumRecords))
 782                     ;
 783                 else if (match_xsd_string(ptr, "recordPacking", o,
 784                                           &req->recordPacking))
 785                     ;
 786                 else if (match_xsd_string(ptr, "recordSchema", o,
 787                                           &req->recordSchema))
 788                     ;
 789                 else if (match_xsd_string(ptr, "recordXPath", o,
 790                                           &req->recordXPath))
 791                     ;
 792                 else if (match_xsd_integer(ptr, "resultSetTTL", o,
 793                                            &req->resultSetTTL))
 794                     ;
 795                 else if (match_xsd_string(ptr, "sortKeys", o,
 796                                           &req->sort.sortKeys))
 797                     req->sort_type = Z_SRW_sort_type_sort;
 798                 else if (match_xsd_string(ptr, "stylesheet", o,
 799                                           &req->stylesheet))
 800                     ;
 801                 else
 802                     match_xsd_string(ptr, "database", o, &req->database);
 803             }
 804             if (!req->query.cql && !req->query.pqf && !req->query.xcql)
 805             {
 806                 /* should put proper diagnostic here */
 807                 return -1;
 808             }
 809         }
 810         else if (!xmlStrcmp(method->name, BAD_CAST "searchRetrieveResponse"))
 811         {
 812             xmlNodePtr ptr = method->children;
 813             Z_SRW_searchRetrieveResponse *res;
 814
 815             (*p)->which = Z_SRW_searchRetrieve_response;
 816             res = (*p)->u.response = (Z_SRW_searchRetrieveResponse *)
 817                 odr_malloc(o, sizeof(*res));
 818
 819             res->numberOfRecords = 0;
 820             res->resultSetId = 0;
 821             res->resultSetIdleTime = 0;
 822             res->records = 0;
 823             res->num_records = 0;
 824             res->diagnostics = 0;
 825             res->num_diagnostics = 0;
 826             res->nextRecordPosition = 0;
 827             res->facetList = 0;
 828
 829             for (; ptr; ptr = ptr->next)
 830             {
 831                 if (match_xsd_string(ptr, "version", o,
 832                                      &(*p)->srw_version))
 833                     ;
 834                 else if (match_xsd_XML_n(ptr, "extraResponseData", o,
 835                                          &(*p)->extraResponseData_buf,
 836                                          &(*p)->extraResponseData_len))
 837                     ;
 838                 else if (match_xsd_integer(ptr, "numberOfRecords", o,
 839                                            &res->numberOfRecords))
 840                     ;
 841                 else if (match_xsd_string(ptr, "resultSetId", o,
 842                                           &res->resultSetId))
 843                     ;
 844                 else if (match_xsd_integer(ptr, "resultSetIdleTime", o,
 845                                            &res->resultSetIdleTime))
 846                     ;
 847                 else if (match_element(ptr, "records"))
 848                     yaz_srw_records(o, ptr, &res->records,
 849                                     &res->extra_records,
 850                                     &res->num_records, client_data, ns);
 851                 else if (match_xsd_integer(ptr, "nextRecordPosition", o,
 852                                            &res->nextRecordPosition))
 853                     ;
 854                 else if (match_element(ptr, "diagnostics"))
 855                     yaz_srw_diagnostics(o, ptr, &res->diagnostics,
 856                                         &res->num_diagnostics,
 857                                         client_data, ns);
 858                 else if (match_element(ptr, "facet_analysis"))
 859                     yaz_sru_proxy_decode_facets(o, ptr, &res->facetList);
 860             }
 861         }
 862         else if (!xmlStrcmp(method->name, BAD_CAST "explainRequest"))
 863         {
 864             Z_SRW_explainRequest *req;
 865             xmlNodePtr ptr = method->children;
 866
 867             (*p)->which = Z_SRW_explain_request;
 868             req = (*p)->u.explain_request = (Z_SRW_explainRequest *)
 869                 odr_malloc(o, sizeof(*req));
 870             req->recordPacking = 0;
 871             req->database = 0;
 872             req->stylesheet = 0;
 873             for (; ptr; ptr = ptr->next)
 874             {
 875                 if (match_xsd_string(ptr, "version", o,
 876                                      &(*p)->srw_version))
 877                     ;
 878                 else if (match_xsd_XML_n(ptr, "extraResponseData", o,
 879                                          &(*p)->extraResponseData_buf,
 880                                          &(*p)->extraResponseData_len))
 881                     ;
 882                 else if (match_xsd_string(ptr, "stylesheet", o,
 883                                           &req->stylesheet))
 884                     ;
 885                 else if (match_xsd_string(ptr, "recordPacking", o,
 886                                           &req->recordPacking))
 887                     ;
 888                 else
 889                     match_xsd_string(ptr, "database", o, &req->database);
 890             }
 891         }
 892         else if (!xmlStrcmp(method->name, BAD_CAST "explainResponse"))
 893         {
 894             Z_SRW_explainResponse *res;
 895             xmlNodePtr ptr = method->children;
 896
 897             (*p)->which = Z_SRW_explain_response;
 898             res = (*p)->u.explain_response = (Z_SRW_explainResponse*)
 899                 odr_malloc(o, sizeof(*res));
 900             res->diagnostics = 0;
 901             res->num_diagnostics = 0;
 902             res->record.recordSchema = 0;
 903             res->record.recordData_buf = 0;
 904             res->record.recordData_len = 0;
 905             res->record.recordPosition = 0;
 906
 907             for (; ptr; ptr = ptr->next)
 908             {
 909                 if (match_xsd_string(ptr, "version", o,
 910                                      &(*p)->srw_version))
 911                     ;
 912                 else if (match_xsd_XML_n(ptr, "extraResponseData", o,
 913                                          &(*p)->extraResponseData_buf,
 914                                          &(*p)->extraResponseData_len))
 915                     ;
 916                 else if (match_element(ptr, "record"))
 917                     yaz_srw_record(o, ptr, &res->record, &res->extra_record,
 918                                    client_data, ns);
 919                 else if (match_element(ptr, "diagnostics"))
 920                     yaz_srw_diagnostics(o, ptr, &res->diagnostics,
 921                                         &res->num_diagnostics,
 922                                         client_data, ns);
 923                 ;
 924             }
 925         }
 926         else if (!xmlStrcmp(method->name, BAD_CAST "scanRequest"))
 927         {
 928             Z_SRW_scanRequest *req;
 929             xmlNodePtr ptr = method->children;
 930
 931             (*p)->which = Z_SRW_scan_request;
 932             req = (*p)->u.scan_request = (Z_SRW_scanRequest *)
 933                 odr_malloc(o, sizeof(*req));
 934             req->query_type = Z_SRW_query_type_cql;
 935             req->scanClause.cql = 0;
 936             req->responsePosition = 0;
 937             req->maximumTerms = 0;
 938             req->stylesheet = 0;
 939             req->database = 0;
 940
 941             for (; ptr; ptr = ptr->next)
 942             {
 943                 if (match_xsd_string(ptr, "version", o,
 944                                      &(*p)->srw_version))
 945                     ;
 946                 else if (match_xsd_XML_n(ptr, "extraResponseData", o,
 947                                          &(*p)->extraResponseData_buf,
 948                                          &(*p)->extraResponseData_len))
 949                     ;
 950                 else if (match_xsd_string(ptr, "scanClause", o,
 951                                           &req->scanClause.cql))
 952                     ;
 953                 else if (match_xsd_string(ptr, "pScanClause", o,
 954                                           &req->scanClause.pqf))
 955                 {
 956                     req->query_type = Z_SRW_query_type_pqf;
 957                 }
 958                 else if (match_xsd_integer(ptr, "responsePosition", o,
 959                                            &req->responsePosition))
 960                     ;
 961                 else if (match_xsd_integer(ptr, "maximumTerms", o,
 962                                            &req->maximumTerms))
 963                     ;
 964                 else if (match_xsd_string(ptr, "stylesheet", o,
 965                                           &req->stylesheet))
 966                     ;
 967                 else
 968                     match_xsd_string(ptr, "database", o, &req->database);
 969             }
 970         }
 971         else if (!xmlStrcmp(method->name, BAD_CAST "scanResponse"))
 972         {
 973             Z_SRW_scanResponse *res;
 974             xmlNodePtr ptr = method->children;
 975
 976             (*p)->which = Z_SRW_scan_response;
 977             res = (*p)->u.scan_response = (Z_SRW_scanResponse *)
 978                 odr_malloc(o, sizeof(*res));
 979             res->terms = 0;
 980             res->num_terms = 0;
 981             res->diagnostics = 0;
 982             res->num_diagnostics = 0;
 983
 984             for (; ptr; ptr = ptr->next)
 985             {
 986                 if (match_xsd_string(ptr, "version", o,
 987                                      &(*p)->srw_version))
 988                     ;
 989                 else if (match_xsd_XML_n(ptr, "extraResponseData", o,
 990                                          &(*p)->extraResponseData_buf,
 991                                          &(*p)->extraResponseData_len))
 992                     ;
 993                 else if (match_element(ptr, "terms"))
 994                     yaz_srw_terms(o, ptr, &res->terms,
 995                                   &res->num_terms, client_data,
 996                                   ns);
 997                 else if (match_element(ptr, "diagnostics"))
 998                     yaz_srw_diagnostics(o, ptr, &res->diagnostics,
 999                                         &res->num_diagnostics,
1000                                         client_data, ns);
1001             }
1002         }
1003         else
1004         {
1005             *p = 0;
1006             return -1;
1007         }
1008         neg_version = yaz_negotiate_sru_version((*p)->srw_version);
1009         if (neg_version)
1010             (*p)->srw_version = neg_version;
1011     }
1012     else if (o->direction == ODR_ENCODE)
1013     {
1014         Z_SRW_PDU **p = handler_data;
1015         xmlNsPtr ns_srw;
1016         xmlNodePtr ptr = 0;
1017
1018         if ((*p)->which == Z_SRW_searchRetrieve_request)
1019         {
1020             Z_SRW_searchRetrieveRequest *req = (*p)->u.request;
1021             ptr = xmlNewChild(pptr, 0, BAD_CAST "searchRetrieveRequest", 0);
1022             ns_srw = xmlNewNs(ptr, BAD_CAST ns, BAD_CAST "zs");
1023             xmlSetNs(ptr, ns_srw);
1024
1025             if ((*p)->srw_version)
1026                 add_xsd_string(ptr, "version", (*p)->srw_version);
1027             switch(req->query_type)
1028             {
1029             case Z_SRW_query_type_cql:
1030                 add_xsd_string(ptr, "query", req->query.cql);
1031                 break;
1032             case Z_SRW_query_type_xcql:
1033                 add_xsd_string(ptr, "xQuery", req->query.xcql);
1034                 break;
1035             case Z_SRW_query_type_pqf:
1036                 add_xsd_string(ptr, "pQuery", req->query.pqf);
1037                 break;
1038             }
1039             add_xsd_integer(ptr, "startRecord", req->startRecord);
1040             add_xsd_integer(ptr, "maximumRecords", req->maximumRecords);
1041             add_xsd_string(ptr, "recordPacking", req->recordPacking);
1042             add_xsd_string(ptr, "recordSchema", req->recordSchema);
1043             add_xsd_string(ptr, "recordXPath", req->recordXPath);
1044             add_xsd_integer(ptr, "resultSetTTL", req->resultSetTTL);
1045             switch(req->sort_type)
1046             {
1047             case Z_SRW_sort_type_none:
1048                 break;
1049             case Z_SRW_sort_type_sort:
1050                 add_xsd_string(ptr, "sortKeys", req->sort.sortKeys);
1051                 break;
1052             case Z_SRW_sort_type_xSort:
1053                 add_xsd_string(ptr, "xSortKeys", req->sort.xSortKeys);
1054                 break;
1055             }
1056             add_xsd_string(ptr, "stylesheet", req->stylesheet);
1057             add_xsd_string(ptr, "database", req->database);
1058         }
1059         else if ((*p)->which == Z_SRW_searchRetrieve_response)
1060         {
1061             Z_SRW_searchRetrieveResponse *res = (*p)->u.response;
1062             ptr = xmlNewChild(pptr, 0, BAD_CAST "searchRetrieveResponse", 0);
1063             ns_srw = xmlNewNs(ptr, BAD_CAST ns, BAD_CAST "zs");
1064             xmlSetNs(ptr, ns_srw);
1065
1066             if ((*p)->srw_version)
1067                 add_xsd_string(ptr, "version", (*p)->srw_version);
1068             add_xsd_integer(ptr, "numberOfRecords", res->numberOfRecords);
1069             add_xsd_string(ptr, "resultSetId", res->resultSetId);
1070             add_xsd_integer(ptr, "resultSetIdleTime", res->resultSetIdleTime);
1071             if (res->num_records)
1072             {
1073                 xmlNodePtr rptr = xmlNewChild(ptr, 0, BAD_CAST "records", 0);
1074                 yaz_srw_records(o, rptr, &res->records, &res->extra_records,
1075                                 &res->num_records,
1076                                 client_data, ns);
1077             }
1078             add_xsd_integer(ptr, "nextRecordPosition",
1079                             res->nextRecordPosition);
1080             if (res->num_diagnostics)
1081             {
1082                 xmlNodePtr rptr = xmlNewChild(ptr, 0, BAD_CAST "diagnostics",
1083                                               0);
1084                 yaz_srw_diagnostics(o, rptr, &res->diagnostics,
1085                                     &res->num_diagnostics, client_data, ns);
1086             }
1087         }
1088         else if ((*p)->which == Z_SRW_explain_request)
1089         {
1090             Z_SRW_explainRequest *req = (*p)->u.explain_request;
1091             ptr = xmlNewChild(pptr, 0, BAD_CAST "explainRequest", 0);
1092             ns_srw = xmlNewNs(ptr, BAD_CAST ns, BAD_CAST "zs");
1093             xmlSetNs(ptr, ns_srw);
1094
1095             add_xsd_string(ptr, "version", (*p)->srw_version);
1096             add_xsd_string(ptr, "recordPacking", req->recordPacking);
1097             add_xsd_string(ptr, "stylesheet", req->stylesheet);
1098             add_xsd_string(ptr, "database", req->database);
1099         }
1100         else if ((*p)->which == Z_SRW_explain_response)
1101         {
1102             Z_SRW_explainResponse *res = (*p)->u.explain_response;
1103             ptr = xmlNewChild(pptr, 0, BAD_CAST "explainResponse", 0);
1104             ns_srw = xmlNewNs(ptr, BAD_CAST ns, BAD_CAST "zs");
1105             xmlSetNs(ptr, ns_srw);
1106
1107             add_xsd_string(ptr, "version", (*p)->srw_version);
1108             if (1)
1109             {
1110                 xmlNodePtr ptr1 = xmlNewChild(ptr, 0, BAD_CAST "record", 0);
1111                 yaz_srw_record(o, ptr1, &res->record, &res->extra_record,
1112                                client_data, ns);
1113             }
1114             if (res->num_diagnostics)
1115             {
1116                 xmlNodePtr rptr = xmlNewChild(ptr, 0, BAD_CAST "diagnostics",
1117                                               0);
1118                 yaz_srw_diagnostics(o, rptr, &res->diagnostics,
1119                                     &res->num_diagnostics, client_data, ns);
1120             }
1121         }
1122         else if ((*p)->which == Z_SRW_scan_request)
1123         {
1124             Z_SRW_scanRequest *req = (*p)->u.scan_request;
1125             ptr = xmlNewChild(pptr, 0, BAD_CAST "scanRequest", 0);
1126             ns_srw = xmlNewNs(ptr, BAD_CAST ns, BAD_CAST "zs");
1127             xmlSetNs(ptr, ns_srw);
1128
1129             add_xsd_string(ptr, "version", (*p)->srw_version);
1130             switch(req->query_type)
1131             {
1132             case Z_SRW_query_type_cql:
1133                 add_xsd_string(ptr, "scanClause", req->scanClause.cql);
1134                 break;
1135             case Z_SRW_query_type_pqf:
1136                 add_xsd_string(ptr, "pScanClause", req->scanClause.pqf);
1137                 break;
1138             }
1139             add_xsd_integer(ptr, "responsePosition", req->responsePosition);
1140             add_xsd_integer(ptr, "maximumTerms", req->maximumTerms);
1141             add_xsd_string(ptr, "stylesheet", req->stylesheet);
1142             add_xsd_string(ptr, "database", req->database);
1143         }
1144         else if ((*p)->which == Z_SRW_scan_response)
1145         {
1146             Z_SRW_scanResponse *res = (*p)->u.scan_response;
1147             ptr = xmlNewChild(pptr, 0, BAD_CAST "scanResponse", 0);
1148             ns_srw = xmlNewNs(ptr, BAD_CAST ns, BAD_CAST "zs");
1149             xmlSetNs(ptr, ns_srw);
1150
1151             add_xsd_string(ptr, "version", (*p)->srw_version);
1152
1153             if (res->num_terms)
1154             {
1155                 xmlNodePtr rptr = xmlNewChild(ptr, 0, BAD_CAST "terms", 0);
1156                 yaz_srw_terms(o, rptr, &res->terms, &res->num_terms,
1157                               client_data, ns);
1158             }
1159             if (res->num_diagnostics)
1160             {
1161                 xmlNodePtr rptr = xmlNewChild(ptr, 0, BAD_CAST "diagnostics",
1162                                               0);
1163                 yaz_srw_diagnostics(o, rptr, &res->diagnostics,
1164                                     &res->num_diagnostics, client_data, ns);
1165             }
1166         }
1167         else
1168             return -1;
1169         if (ptr && (*p)->extraResponseData_len)
1170             add_XML_n(ptr, "extraResponseData",
1171                       (*p)->extraResponseData_buf,
1172                       (*p)->extraResponseData_len, ns_srw);
1173
1174
1175     }
1176     return 0;
1177 }
1178
1179 int yaz_ucp_codec(ODR o, void * vptr, Z_SRW_PDU **handler_data,
1180                   void *client_data, const char *ns_ucp_str)
1181 {
1182     xmlNodePtr pptr = (xmlNodePtr) vptr;
1183     const char *ns_srw_str = YAZ_XMLNS_SRU_v1_1;
1184     if (o->direction == ODR_DECODE)
1185     {
1186         Z_SRW_PDU **p = handler_data;
1187         xmlNodePtr method = pptr->children;
1188
1189         while (method && method->type == XML_TEXT_NODE)
1190             method = method->next;
1191
1192         if (!method)
1193             return -1;
1194         if (method->type != XML_ELEMENT_NODE)
1195             return -1;
1196
1197         *p = yaz_srw_get_core_v_1_1(o);
1198
1199         if (!xmlStrcmp(method->name, BAD_CAST "updateRequest"))
1200         {
1201             xmlNodePtr ptr = method->children;
1202             Z_SRW_updateRequest *req;
1203             char *oper = 0;
1204
1205             (*p)->which = Z_SRW_update_request;
1206             req = (*p)->u.update_request = (Z_SRW_updateRequest *)
1207                 odr_malloc(o, sizeof(*req));
1208             req->database = 0;
1209             req->operation = 0;
1210             req->recordId = 0;
1211             req->recordVersions = 0;
1212             req->num_recordVersions = 0;
1213             req->record = 0;
1214             req->extra_record = 0;
1215             req->extraRequestData_buf = 0;
1216             req->extraRequestData_len = 0;
1217             req->stylesheet = 0;
1218
1219             for (; ptr; ptr = ptr->next)
1220             {
1221                 if (match_xsd_string(ptr, "version", o,
1222                                      &(*p)->srw_version))
1223                     ;
1224                 else if (match_xsd_string(ptr, "action", o,
1225                                           &oper)){
1226                     if ( oper ){
1227                         if ( !strcmp(oper, "info:srw/action/1/delete"))
1228                             req->operation = "delete";
1229                         else if (!strcmp(oper,"info:srw/action/1/replace" ))
1230                             req->operation = "replace";
1231                         else if ( !strcmp( oper, "info:srw/action/1/create"))
1232                             req->operation = "insert";
1233                     }
1234                 }
1235                 else if (match_xsd_string(ptr, "recordIdentifier", o,
1236                                           &req->recordId))
1237                     ;
1238                 else if (match_element(ptr, "recordVersions" ) )
1239                     yaz_srw_versions( o, ptr, &req->recordVersions,
1240                                       &req->num_recordVersions, client_data,
1241                                       ns_ucp_str);
1242                 else if (match_element(ptr, "record"))
1243                 {
1244                     req->record = yaz_srw_get_record(o);
1245                     yaz_srw_record(o, ptr, req->record, &req->extra_record,
1246                                    client_data, ns_ucp_str);
1247                 }
1248                 else if (match_xsd_string(ptr, "stylesheet", o,
1249                                           &req->stylesheet))
1250                     ;
1251                 else
1252                     match_xsd_string(ptr, "database", o, &req->database);
1253             }
1254         }
1255         else if (!xmlStrcmp(method->name, BAD_CAST "updateResponse"))
1256         {
1257             xmlNodePtr ptr = method->children;
1258             Z_SRW_updateResponse *res;
1259
1260             (*p)->which = Z_SRW_update_response;
1261             res = (*p)->u.update_response = (Z_SRW_updateResponse *)
1262                 odr_malloc(o, sizeof(*res));
1263
1264             res->operationStatus = 0;
1265             res->recordId = 0;
1266             res->recordVersions = 0;
1267             res->num_recordVersions = 0;
1268             res->diagnostics = 0;
1269             res->num_diagnostics = 0;
1270             res->record = 0;
1271             res->extra_record = 0;
1272             res->extraResponseData_buf = 0;
1273             res->extraResponseData_len = 0;
1274
1275             for (; ptr; ptr = ptr->next)
1276             {
1277                 if (match_xsd_string(ptr, "version", o,
1278                                      &(*p)->srw_version))
1279                     ;
1280                 else if (match_xsd_string(ptr, "operationStatus", o,
1281                                           &res->operationStatus ))
1282                     ;
1283                 else if (match_xsd_string(ptr, "recordIdentifier", o,
1284                                           &res->recordId))
1285                     ;
1286                 else if (match_element(ptr, "recordVersions" ))
1287                     yaz_srw_versions(o, ptr, &res->recordVersions,
1288                                      &res->num_recordVersions,
1289                                      client_data, ns_ucp_str);
1290                 else if (match_element(ptr, "record"))
1291                 {
1292                     res->record = yaz_srw_get_record(o);
1293                     yaz_srw_record(o, ptr, res->record, &res->extra_record,
1294                                    client_data, ns_ucp_str);
1295                 }
1296                 else if (match_element(ptr, "diagnostics"))
1297                     yaz_srw_diagnostics(o, ptr, &res->diagnostics,
1298                                         &res->num_diagnostics,
1299                                         client_data, ns_ucp_str);
1300             }
1301         }
1302         else if (!xmlStrcmp(method->name, BAD_CAST "explainUpdateRequest"))
1303         {
1304         }
1305         else if (!xmlStrcmp(method->name, BAD_CAST "explainUpdateResponse"))
1306         {
1307         }
1308         else
1309         {
1310             *p = 0;
1311             return -1;
1312         }
1313     }
1314     else if (o->direction == ODR_ENCODE)
1315     {
1316         Z_SRW_PDU **p = handler_data;
1317         xmlNsPtr ns_ucp, ns_srw;
1318
1319
1320         if ((*p)->which == Z_SRW_update_request)
1321         {
1322             Z_SRW_updateRequest *req = (*p)->u.update_request;
1323             xmlNodePtr ptr = xmlNewChild(pptr, 0, BAD_CAST "updateRequest", 0);
1324             ns_ucp = xmlNewNs(ptr, BAD_CAST ns_ucp_str, BAD_CAST "zu");
1325             xmlSetNs(ptr, ns_ucp);
1326             ns_srw = xmlNewNs(ptr, BAD_CAST ns_srw_str, BAD_CAST "zs");
1327
1328             add_xsd_string_ns(ptr, "version", (*p)->srw_version, ns_srw);
1329             add_xsd_string(ptr, "action", req->operation);
1330             add_xsd_string(ptr, "recordIdentifier", req->recordId );
1331             if (req->recordVersions)
1332                 yaz_srw_versions( o, ptr, &req->recordVersions,
1333                                   &req->num_recordVersions,
1334                                   client_data, ns_ucp_str);
1335             if (req->record && req->record->recordData_len)
1336             {
1337                 xmlNodePtr rptr = xmlNewChild(ptr, 0, BAD_CAST "record", 0);
1338                 xmlSetNs(rptr, ns_srw);
1339                 yaz_srw_record(o, rptr, req->record, &req->extra_record,
1340                                client_data, ns_ucp_str);
1341             }
1342             if (req->extraRequestData_len)
1343             {
1344                 add_XML_n(ptr, "extraRequestData",
1345                           req->extraRequestData_buf,
1346                           req->extraRequestData_len, ns_srw);
1347             }
1348             add_xsd_string(ptr, "stylesheet", req->stylesheet);
1349             add_xsd_string(ptr, "database", req->database);
1350         }
1351         else if ((*p)->which == Z_SRW_update_response)
1352         {
1353             Z_SRW_updateResponse *res = (*p)->u.update_response;
1354             xmlNodePtr ptr = xmlNewChild(pptr, 0, (xmlChar *)
1355                                          "updateResponse", 0);
1356             ns_ucp = xmlNewNs(ptr, BAD_CAST ns_ucp_str, BAD_CAST "zu");
1357             xmlSetNs(ptr, ns_ucp);
1358             ns_srw = xmlNewNs(ptr, BAD_CAST ns_srw_str, BAD_CAST "zs");
1359
1360             add_xsd_string_ns(ptr, "version", (*p)->srw_version, ns_srw);
1361             add_xsd_string(ptr, "operationStatus", res->operationStatus );
1362             add_xsd_string(ptr, "recordIdentifier", res->recordId );
1363             if (res->recordVersions)
1364                 yaz_srw_versions(o, ptr, &res->recordVersions,
1365                                  &res->num_recordVersions,
1366                                  client_data, ns_ucp_str);
1367             if (res->record && res->record->recordData_len)
1368             {
1369                 xmlNodePtr rptr = xmlNewChild(ptr, 0, BAD_CAST "record", 0);
1370                 xmlSetNs(rptr, ns_srw);
1371                 yaz_srw_record(o, rptr, res->record, &res->extra_record,
1372                                client_data, ns_ucp_str);
1373             }
1374             if (res->num_diagnostics)
1375             {
1376                 xmlNsPtr ns_diag =
1377                     xmlNewNs(pptr, BAD_CAST YAZ_XMLNS_DIAG_v1_1,
1378                              BAD_CAST "diag" );
1379
1380                 xmlNodePtr rptr = xmlNewChild(ptr, ns_diag, BAD_CAST "diagnostics", 0);
1381                 yaz_srw_diagnostics(o, rptr, &res->diagnostics,
1382                                     &res->num_diagnostics, client_data,
1383                                     ns_ucp_str);
1384             }
1385             if (res->extraResponseData_len)
1386                 add_XML_n(ptr, "extraResponseData",
1387                           res->extraResponseData_buf,
1388                           res->extraResponseData_len, ns_srw);
1389         }
1390         else
1391             return -1;
1392
1393     }
1394     return 0;
1395 }
1396
1397 #endif
1398
1399
1400 /*
1401  * Local variables:
1402  * c-basic-offset: 4
1403  * c-file-style: "Stroustrup"
1404  * indent-tabs-mode: nil
1405  * End:
1406  * vim: shiftwidth=4 tabstop=8 expandtab
1407  */
1408