1 /* This file is part of the yazpp toolkit.
2 * Copyright (C) Index Data
3 * See the file LICENSE for details.
10 #include <yaz/diagsrw.h>
11 #include <yaz/pquery.h>
12 #include <yaz/sortspec.h>
13 #include <yazpp/cql2rpn.h>
14 #include <yaz/rpn2cql.h>
16 using namespace yazpp_1;
18 Yaz_cql2rpn::Yaz_cql2rpn()
23 Yaz_cql2rpn::~Yaz_cql2rpn()
26 cql_transform_close(m_transform);
29 void Yaz_cql2rpn::set_pqf_file(const char *fname)
32 m_transform = cql_transform_open_fname(fname);
36 bool Yaz_cql2rpn::parse_spec_file(const char *fname, int *error)
39 cql_transform_close(m_transform);
40 m_transform = cql_transform_open_fname(fname);
41 return m_transform ? true : false;
44 int Yaz_cql2rpn::rpn2cql_transform(Z_RPNQuery *q, WRBUF cql, ODR o,
47 int r = cql_transform_rpn2cql_wrbuf(m_transform, cql, q);
51 const char *addinfo = 0;
52 r = cql_transform_error(m_transform, &addinfo);
53 *addinfop = odr_strdup_null(o, addinfo);
58 int Yaz_cql2rpn::query_transform(const char *cql_query,
59 Z_RPNQuery **rpnquery, ODR o,
62 const char *addinfo = 0;
65 CQL_parser cp = cql_parser_create();
67 int r = cql_parser_string(cp, cql_query);
70 r = YAZ_SRW_QUERY_SYNTAX_ERROR;
74 WRBUF pqf = wrbuf_alloc();
75 r = cql_transform(m_transform, cql_parser_result(cp),
79 WRBUF sortkeys = wrbuf_alloc();
80 WRBUF sortspec = wrbuf_alloc();
81 if (cql_sortby_to_sortkeys(cql_parser_result(cp),
82 wrbuf_vp_puts, sortkeys))
84 r = YAZ_SRW_UNSUPP_SORT_TYPE;
88 yaz_srw_sortkeys_to_sort_spec(wrbuf_cstr(sortkeys), sortspec);
89 Z_SortKeySpecList *sksl =
90 yaz_sort_spec(o, wrbuf_cstr(sortspec));
92 yaz_sort_spec_to_type7(sksl, pqf);
94 wrbuf_destroy(sortspec);
95 wrbuf_destroy(sortkeys);
97 YAZ_PQF_Parser pp = yaz_pqf_create();
99 *rpnquery = yaz_pqf_parse(pp, o, wrbuf_cstr(pqf));
104 yaz_pqf_error(pp, &pqf_msg, &off);
111 r = cql_transform_error(m_transform, &addinfo);
115 cql_parser_destroy(cp);
116 *addinfop = odr_strdup_null(o, addinfo);
122 * c-file-style: "Stroustrup"
123 * indent-tabs-mode: nil
125 * vim: shiftwidth=4 tabstop=8 expandtab