IDZEBRA  2.1.2
zaptterm.c
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1 /* This file is part of the Zebra server.
2  Copyright (C) Index Data
3 
4 Zebra is free software; you can redistribute it and/or modify it under
5 the terms of the GNU General Public License as published by the Free
6 Software Foundation; either version 2, or (at your option) any later
7 version.
8 
9 Zebra is distributed in the hope that it will be useful, but WITHOUT ANY
10 WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 for more details.
13 
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
17 
18 */
19 
20 #if HAVE_CONFIG_H
21 #include <config.h>
22 #endif
23 #include <stdio.h>
24 #include <assert.h>
25 #include <ctype.h>
26 
27 #include <yaz/diagbib1.h>
28 #include "index.h"
29 #include <charmap.h>
30 
31 /* convert APT search term to UTF8 */
32 ZEBRA_RES zapt_term_to_utf8(ZebraHandle zh, Z_AttributesPlusTerm *zapt,
33  char *termz)
34 {
35  size_t sizez;
36  Z_Term *term = zapt->term;
37 
38  switch (term->which)
39  {
40  case Z_Term_general:
41  if (zh->iconv_to_utf8 != 0)
42  {
43  char *inbuf = (char *) term->u.general->buf;
44  size_t inleft = term->u.general->len;
45  char *outbuf = termz;
46  size_t outleft = IT_MAX_WORD-1;
47  size_t ret;
48 
49  ret = yaz_iconv(zh->iconv_to_utf8, &inbuf, &inleft,
50  &outbuf, &outleft);
51  if (ret == (size_t)(-1))
52  {
53  int iconv_error = yaz_iconv_error(zh->iconv_to_utf8);
54 
55  ret = yaz_iconv(zh->iconv_to_utf8, 0, 0, 0, 0);
57  zh,
58  iconv_error == YAZ_ICONV_E2BIG ?
59  YAZ_BIB1_TOO_MANY_CHARS_IN_SEARCH_STATEMENT :
60  YAZ_BIB1_QUERY_TERM_INCLUDES_CHARS_THAT_DO_NOT_TRANSLATE_INTO_,
61  0);
62  return ZEBRA_FAIL;
63  }
64  yaz_iconv(zh->iconv_to_utf8, 0, 0, &outbuf, &outleft);
65  *outbuf = 0;
66  }
67  else
68  {
69  sizez = term->u.general->len;
70  if (sizez > IT_MAX_WORD-1)
71  sizez = IT_MAX_WORD-1;
72  memcpy (termz, term->u.general->buf, sizez);
73  termz[sizez] = '\0';
74  }
75  break;
76  case Z_Term_characterString:
77  sizez = strlen(term->u.characterString);
78  if (sizez > IT_MAX_WORD-1)
79  sizez = IT_MAX_WORD-1;
80  memcpy (termz, term->u.characterString, sizez);
81  termz[sizez] = '\0';
82  break;
83  default:
84  zebra_setError(zh, YAZ_BIB1_UNSUPP_CODED_VALUE_FOR_TERM, 0);
85  return ZEBRA_FAIL;
86  }
87  return ZEBRA_OK;
88 }
89 /*
90  * Local variables:
91  * c-basic-offset: 4
92  * c-file-style: "Stroustrup"
93  * indent-tabs-mode: nil
94  * End:
95  * vim: shiftwidth=4 tabstop=8 expandtab
96  */
97 
void zebra_setError(ZebraHandle zh, int code, const char *addinfo)
Definition: zebraapi.c:2754
#define ZEBRA_OK
Definition: util.h:82
#define ZEBRA_FAIL
Definition: util.h:81
ZebraHandle zh
Definition: zebrash.c:64
#define IT_MAX_WORD
Definition: it_key.h:27
ZEBRA_RES zapt_term_to_utf8(ZebraHandle zh, Z_AttributesPlusTerm *zapt, char *termz)
Definition: zaptterm.c:32
yaz_iconv_t iconv_to_utf8
Definition: index.h:215
short ZEBRA_RES
Common return type for Zebra API.
Definition: util.h:80