srw/srw-xcql.c

   1 /* $Id: srw-xcql.c,v 1.1 2003-01-06 08:20:28 adam Exp $
   2    Copyright (C) 2002-2003
   3    Index Data Aps
   4
   5 This file is part of the YAZ toolkit.
   6
   7 See the file LICENSE.
   8 */
   9
  10 #include <yaz/srw-util.h>
  11
  12 struct cql_node *xcql_to_cqlnode(struct xcql__operandType *p)
  13 {
  14     struct cql_node *cn = 0;
  15     if (p && p->searchClause)
  16     {
  17         cn = cql_node_mk_sc(p->searchClause->index,
  18                             p->searchClause->relation->value,
  19                             p->searchClause->term);
  20         if (p->searchClause->relation->modifiers)
  21         {
  22             struct xcql__modifiersType *mods =
  23                 p->searchClause->relation->modifiers;
  24             struct cql_node **cnp = &cn->u.st.modifiers;
  25
  26             int i;
  27             for (i = 0; i < mods->__sizeModifier; i++)
  28             {
  29                 *cnp = cql_node_mk_mod(mods->modifier[i]->type,
  30                                        mods->modifier[i]->value);
  31                 cnp = &(*cnp)->u.mod.next;
  32             }
  33         }
  34         if (p->searchClause->prefixes)
  35         {
  36             struct xcql__prefixesType *prefixes = p->searchClause->prefixes;
  37             struct cql_node **cnp = &cn->u.st.prefixes;
  38
  39             int i;
  40             for (i = 0; i < prefixes->__sizePrefix; i++)
  41             {
  42                 *cnp = cql_node_mk_mod(prefixes->prefix[i]->name,
  43                                        prefixes->prefix[i]->identifier);
  44                 cnp = &(*cnp)->u.mod.next;
  45             }
  46         }
  47     }
  48     else if (p && p->triple)
  49     {
  50         cn = cql_node_mk_boolean(p->triple->boolean->value);
  51
  52         if (p->triple->boolean->modifiers)
  53         {
  54             struct xcql__modifiersType *mods =
  55                 p->triple->boolean->modifiers;
  56             struct cql_node **cnp = &cn->u.bool.modifiers;
  57
  58             int i;
  59             for (i = 0; i < mods->__sizeModifier; i++)
  60             {
  61                 *cnp = cql_node_mk_mod(mods->modifier[i]->type,
  62                                        mods->modifier[i]->value);
  63                 cnp = &(*cnp)->u.mod.next;
  64             }
  65         }
  66         if (p->triple->prefixes)
  67         {
  68             struct xcql__prefixesType *prefixes = p->triple->prefixes;
  69             struct cql_node **cnp = &cn->u.bool.prefixes;
  70
  71             int i;
  72             for (i = 0; i < prefixes->__sizePrefix; i++)
  73             {
  74                 *cnp = cql_node_mk_mod(prefixes->prefix[i]->name,
  75                                        prefixes->prefix[i]->identifier);
  76                 cnp = &(*cnp)->u.mod.next;
  77             }
  78         }
  79         cn->u.bool.left = xcql_to_cqlnode(p->triple->leftOperand);
  80         cn->u.bool.right = xcql_to_cqlnode(p->triple->rightOperand);
  81     }
  82     return cn;
  83 }
  84