1 /* This file is part of the YAZ toolkit.
2 * Copyright (C) 1995-2010 Index Data
3 * See the file LICENSE for details.
7 * \brief Implements parsing of CCL qualifier specs in files
14 #include <yaz/tokenizer.h>
20 int ccl_qual_field2(CCL_bibset bibset, const char *cp, const char *qual_name,
23 yaz_tok_cfg_t yt = yaz_tok_cfg_create();
25 int type_ar[MAX_QUAL];
26 int value_ar[MAX_QUAL];
27 char *svalue_ar[MAX_QUAL];
28 char *attsets[MAX_QUAL];
34 yaz_tok_cfg_single_tokens(yt, ",=");
36 tp = yaz_tok_parse_buf(yt, cp);
38 yaz_tok_cfg_destroy(yt);
42 while (t == YAZ_TOK_STRING)
44 /* we don't know what lead is yet */
45 char *lead_str = xstrdup(yaz_tok_parse_string(tp));
46 const char *value_str = 0;
47 int type = 0, value = 0; /* indicates attribute value UNSET */
52 /* full attribute spec: set, type = value */
53 /* lead is attribute set */
54 attsets[pair_no] = lead_str;
56 if (t != YAZ_TOK_STRING)
58 *addinfo = "token expected";
62 type_str = xstrdup(yaz_tok_parse_string(tp));
63 if (yaz_tok_move(tp) != '=')
65 *addinfo = "= expected";
71 /* lead is attribute type */
72 /* attribute set omitted: type = value */
79 /* lead is first of a list of qualifier aliaeses */
80 /* qualifier alias: q1 q2 ... */
84 qlist[i++] = lead_str;
86 while (t == YAZ_TOK_STRING)
88 if (i < sizeof(qlist)/sizeof(*qlist)-1)
89 qlist[i++] = xstrdup(yaz_tok_parse_string(tp));
93 yaz_tok_parse_destroy(tp);
94 ccl_qual_add_combi (bibset, qual_name, (const char **) qlist);
95 for (i = 0; qlist[i]; i++)
99 while (1) /* comma separated attribute value list */
101 t = yaz_tok_move(tp);
102 /* must have a value now */
103 if (t != YAZ_TOK_STRING)
105 *addinfo = "value token expected";
108 value_str = yaz_tok_parse_string(tp);
110 if (sscanf(type_str, "%d", &type) == 1)
112 else if (strlen(type_str) != 1)
114 *addinfo = "bad attribute type";
128 if (!ccl_stricmp (value_str, "o"))
129 value = CCL_BIB1_REL_ORDER;
130 else if (!ccl_stricmp (value_str, "r"))
131 value = CCL_BIB1_REL_PORDER;
140 if (!ccl_stricmp (value_str, "pw"))
141 value = CCL_BIB1_STR_WP;
142 if (!ccl_stricmp (value_str, "al"))
143 value = CCL_BIB1_STR_AND_LIST;
144 if (!ccl_stricmp (value_str, "ol"))
145 value = CCL_BIB1_STR_OR_LIST;
150 if (!ccl_stricmp (value_str, "l"))
151 value = CCL_BIB1_TRU_CAN_LEFT;
152 else if (!ccl_stricmp (value_str, "r"))
153 value = CCL_BIB1_TRU_CAN_RIGHT;
154 else if (!ccl_stricmp (value_str, "b"))
155 value = CCL_BIB1_TRU_CAN_BOTH;
156 else if (!ccl_stricmp (value_str, "n"))
157 value = CCL_BIB1_TRU_CAN_NONE;
167 /* type was not set in switch above */
168 *addinfo = "bad attribute type";
171 type_ar[pair_no] = type;
174 value_ar[pair_no] = value;
175 svalue_ar[pair_no] = 0;
177 else if (*value_str >= '0' && *value_str <= '9')
179 value_ar[pair_no] = atoi (value_str);
180 svalue_ar[pair_no] = 0;
184 value_ar[pair_no] = 0;
185 svalue_ar[pair_no] = xstrdup(value_str);
188 if (pair_no == MAX_QUAL)
190 *addinfo = "too many attribute values";
193 t = yaz_tok_move(tp);
196 attsets[pair_no] = attsets[pair_no-1];
203 yaz_tok_parse_destroy(tp);
208 for (i = 0; i<pair_no; i++)
215 ccl_qual_add_set(bibset, qual_name, pair_no, type_ar, value_ar, svalue_ar,
220 void ccl_qual_field(CCL_bibset bibset, const char *cp, const char *qual_name)
223 ccl_qual_field2(bibset, cp, qual_name, &addinfo);
225 yaz_log(YLOG_WARN, "ccl_qual_field2 fail: %s", addinfo);
228 void ccl_qual_fitem (CCL_bibset bibset, const char *cp, const char *qual_name)
230 if (*qual_name == '@')
231 ccl_qual_add_special(bibset, qual_name+1, cp);
233 ccl_qual_field(bibset, cp, qual_name);
236 void ccl_qual_buf(CCL_bibset bibset, const char *buf)
238 const char *cp1 = buf;
242 const char *cp2 = cp1;
244 while (*cp2 && !strchr("\r\n", *cp2))
249 if (len >= (sizeof(line)-1))
250 len = sizeof(line)-1;
251 memcpy(line, cp1, len);
253 ccl_qual_line(bibset, line);
261 void ccl_qual_line(CCL_bibset bibset, char *line)
265 char *cp1, *cp = line;
268 return; /* ignore lines starting with # */
269 if (sscanf (cp, "%100s%n", qual_name, &no_scan) < 1)
270 return; /* also ignore empty lines */
272 cp1 = strchr(cp, '#');
275 ccl_qual_fitem (bibset, cp, qual_name);
279 * ccl_qual_file: Read bibset definition from file.
283 * Each line format is:
284 * <name> <t>=<v> <t>=<v> ....
285 * Where <name> is name of qualifier;
286 * <t>=<v> is a attribute definition pair where <t> is one of:
287 * u(use), r(relation), p(position), t(truncation), c(completeness)
289 * <v> is an integer or special pseudo-value.
291 void ccl_qual_file (CCL_bibset bibset, FILE *inf)
295 while (fgets (line, 255, inf))
296 ccl_qual_line(bibset, line);
299 int ccl_qual_fname (CCL_bibset bibset, const char *fname)
302 inf = fopen (fname, "r");
305 ccl_qual_file (bibset, inf);
312 * c-file-style: "Stroustrup"
313 * indent-tabs-mode: nil
315 * vim: shiftwidth=4 tabstop=8 expandtab