src/grs1disp.c

   1 /* This file is part of the YAZ toolkit.
   2  * Copyright (C) Index Data
   3  * See the file LICENSE for details.
   4  */
   5 /**
   6  * \file grs1disp.c
   7  * \brief Implements display of GRS-1 records
   8  */
   9 #if HAVE_CONFIG_H
  10 #include <config.h>
  11 #endif
  12
  13 #include <stdio.h>
  14 #include <string.h>
  15 #include <stdlib.h>
  16
  17 #include <yaz/proto.h>
  18 #include <yaz/oid_db.h>
  19
  20 static void display_variant(WRBUF w, Z_Variant *v, int level)
  21 {
  22     int i;
  23
  24     for (i = 0; i < v->num_triples; i++)
  25     {
  26         wrbuf_printf(w, "%*sclass=" ODR_INT_PRINTF ",type=" ODR_INT_PRINTF,
  27                      level * 4, "", *v->triples[i]->zclass,
  28                      *v->triples[i]->type);
  29         if (v->triples[i]->which == Z_Triple_internationalString)
  30             wrbuf_printf(w, ",value=%s\n",
  31                          v->triples[i]->value.internationalString);
  32         else
  33             wrbuf_printf(w, "\n");
  34     }
  35 }
  36
  37 static void display_grs1(WRBUF w, Z_GenericRecord *r, int level)
  38 {
  39     int i;
  40
  41     if (!r)
  42     {
  43         return;
  44     }
  45     for (i = 0; i < r->num_elements; i++)
  46     {
  47         Z_TaggedElement *t;
  48
  49         wrbuf_printf(w, "%*s", level * 4, "");
  50         t = r->elements[i];
  51         wrbuf_printf(w, "(");
  52         if (t->tagType)
  53             wrbuf_printf(w, ODR_INT_PRINTF ",", *t->tagType);
  54         else
  55             wrbuf_printf(w, "?,");
  56         if (t->tagValue->which == Z_StringOrNumeric_numeric)
  57             wrbuf_printf(w, ODR_INT_PRINTF ") ", *t->tagValue->u.numeric);
  58         else
  59             wrbuf_printf(w, "%s) ", t->tagValue->u.string);
  60         if (t->content->which == Z_ElementData_subtree)
  61         {
  62             if (!t->content->u.subtree)
  63                 printf (" (no subtree)\n");
  64             else
  65             {
  66                 wrbuf_printf(w, "\n");
  67                 display_grs1(w, t->content->u.subtree, level+1);
  68             }
  69         }
  70         else if (t->content->which == Z_ElementData_string)
  71         {
  72             wrbuf_puts(w, t->content->u.string);
  73             wrbuf_puts(w, "\n");
  74         }
  75         else if (t->content->which == Z_ElementData_numeric)
  76         {
  77             wrbuf_printf(w, ODR_INT_PRINTF "\n", *t->content->u.numeric);
  78         }
  79         else if (t->content->which == Z_ElementData_oid)
  80         {
  81             Odr_oid *ip = t->content->u.oid;
  82
  83             if (ip)
  84             {
  85                 char oid_name_str[OID_STR_MAX];
  86                 oid_class oclass;
  87                 const char *oid_name
  88                     = yaz_oid_to_string_buf(ip, &oclass, oid_name_str);
  89
  90                 if (oid_name)
  91                     wrbuf_printf(w, "OID: %s\n", oid_name);
  92             }
  93         }
  94         else if (t->content->which == Z_ElementData_noDataRequested)
  95             wrbuf_printf(w, "[No data requested]\n");
  96         else if (t->content->which == Z_ElementData_elementEmpty)
  97             wrbuf_printf(w, "[Element empty]\n");
  98         else if (t->content->which == Z_ElementData_elementNotThere)
  99             wrbuf_printf(w, "[Element not there]\n");
 100         else if (t->content->which == Z_ElementData_date)
 101             wrbuf_printf(w, "Date: %s\n", t->content->u.date);
 102         else if (t->content->which == Z_ElementData_ext)
 103         {
 104             printf ("External\n");
 105             /* we cannot print externals here. Srry */
 106         }
 107         else
 108             wrbuf_printf(w, "? type = %d\n",t->content->which);
 109         if (t->appliedVariant)
 110             display_variant(w, t->appliedVariant, level+1);
 111         if (t->metaData && t->metaData->supportedVariants)
 112         {
 113             int c;
 114
 115             wrbuf_printf(w, "%*s---- variant list\n", (level+1)*4, "");
 116             for (c = 0; c < t->metaData->num_supportedVariants; c++)
 117             {
 118                 wrbuf_printf(w, "%*svariant #%d\n", (level+1)*4, "", c);
 119                 display_variant(w, t->metaData->supportedVariants[c], level+2);
 120             }
 121         }
 122     }
 123 }
 124
 125 void yaz_display_grs1(WRBUF wrbuf, Z_GenericRecord *r, int flags)
 126 {
 127     display_grs1(wrbuf, r, 0);
 128 }
 129
 130 /*
 131  * Local variables:
 132  * c-basic-offset: 4
 133  * c-file-style: "Stroustrup"
 134  * indent-tabs-mode: nil
 135  * End:
 136  * vim: shiftwidth=4 tabstop=8 expandtab
 137  */
 138