src/grs1disp.c

   1 /* This file is part of the YAZ toolkit.
   2  * Copyright (C) 1995-2010 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 #include <ctype.h>
  17
  18 #include <yaz/proto.h>
  19 #include <yaz/oid_db.h>
  20
  21 static void display_variant(WRBUF w, Z_Variant *v, int level)
  22 {
  23     int i;
  24
  25     for (i = 0; i < v->num_triples; i++)
  26     {
  27         wrbuf_printf(w, "%*sclass=" ODR_INT_PRINTF ",type=" ODR_INT_PRINTF,
  28                      level * 4, "", *v->triples[i]->zclass,
  29                      *v->triples[i]->type);
  30         if (v->triples[i]->which == Z_Triple_internationalString)
  31             wrbuf_printf(w, ",value=%s\n",
  32                          v->triples[i]->value.internationalString);
  33         else
  34             wrbuf_printf(w, "\n");
  35     }
  36 }
  37
  38 static void display_grs1(WRBUF w, Z_GenericRecord *r, int level)
  39 {
  40     int i;
  41
  42     if (!r)
  43     {
  44         return;
  45     }
  46     for (i = 0; i < r->num_elements; i++)
  47     {
  48         Z_TaggedElement *t;
  49
  50         wrbuf_printf(w, "%*s", level * 4, "");
  51         t = r->elements[i];
  52         wrbuf_printf(w, "(");
  53         if (t->tagType)
  54             wrbuf_printf(w, ODR_INT_PRINTF ",", *t->tagType);
  55         else
  56             wrbuf_printf(w, "?,");
  57         if (t->tagValue->which == Z_StringOrNumeric_numeric)
  58             wrbuf_printf(w, ODR_INT_PRINTF ") ", *t->tagValue->u.numeric);
  59         else
  60             wrbuf_printf(w, "%s) ", t->tagValue->u.string);
  61         if (t->content->which == Z_ElementData_subtree)
  62         {
  63             if (!t->content->u.subtree)
  64                 printf (" (no subtree)\n");
  65             else
  66             {
  67                 wrbuf_printf(w, "\n");
  68                 display_grs1(w, t->content->u.subtree, level+1);
  69             }
  70         }
  71         else if (t->content->which == Z_ElementData_string)
  72         {
  73             wrbuf_puts(w, t->content->u.string);
  74             wrbuf_puts(w, "\n");
  75         }
  76         else if (t->content->which == Z_ElementData_numeric)
  77         {
  78             wrbuf_printf(w, ODR_INT_PRINTF "\n", *t->content->u.numeric);
  79         }
  80         else if (t->content->which == Z_ElementData_oid)
  81         {
  82             Odr_oid *ip = t->content->u.oid;
  83
  84             if (ip)
  85             {
  86                 char oid_name_str[OID_STR_MAX];
  87                 oid_class oclass;
  88                 const char *oid_name
  89                     = yaz_oid_to_string_buf(ip, &oclass, oid_name_str);
  90
  91                 if (oid_name)
  92                     wrbuf_printf(w, "OID: %s\n", oid_name);
  93             }
  94         }
  95         else if (t->content->which == Z_ElementData_noDataRequested)
  96             wrbuf_printf(w, "[No data requested]\n");
  97         else if (t->content->which == Z_ElementData_elementEmpty)
  98             wrbuf_printf(w, "[Element empty]\n");
  99         else if (t->content->which == Z_ElementData_elementNotThere)
 100             wrbuf_printf(w, "[Element not there]\n");
 101         else if (t->content->which == Z_ElementData_date)
 102             wrbuf_printf(w, "Date: %s\n", t->content->u.date);
 103         else if (t->content->which == Z_ElementData_ext)
 104         {
 105             printf ("External\n");
 106             /* we cannot print externals here. Srry */
 107         }
 108         else
 109             wrbuf_printf(w, "? type = %d\n",t->content->which);
 110         if (t->appliedVariant)
 111             display_variant(w, t->appliedVariant, level+1);
 112         if (t->metaData && t->metaData->supportedVariants)
 113         {
 114             int c;
 115
 116             wrbuf_printf(w, "%*s---- variant list\n", (level+1)*4, "");
 117             for (c = 0; c < t->metaData->num_supportedVariants; c++)
 118             {
 119                 wrbuf_printf(w, "%*svariant #%d\n", (level+1)*4, "", c);
 120                 display_variant(w, t->metaData->supportedVariants[c], level+2);
 121             }
 122         }
 123     }
 124 }
 125
 126 void yaz_display_grs1(WRBUF wrbuf, Z_GenericRecord *r, int flags)
 127 {
 128     display_grs1(wrbuf, r, 0);
 129 }
 130
 131 /*
 132  * Local variables:
 133  * c-basic-offset: 4
 134  * c-file-style: "Stroustrup"
 135  * indent-tabs-mode: nil
 136  * End:
 137  * vim: shiftwidth=4 tabstop=8 expandtab
 138  */
 139