#include <yaz/cql.h>
#include <yaz/xmalloc.h>
#include <yaz/diagsrw.h>
+#include <yaz/tokenizer.h>
+#include <yaz/wrbuf.h>
struct cql_prop_entry {
char *pattern;
struct cql_transform_t_ {
struct cql_prop_entry *entry;
+ yaz_tok_cfg_t tok_cfg;
int error;
char *addinfo;
+ WRBUF w;
};
cql_transform_t cql_transform_open_FILE(FILE *f)
{
char line[1024];
- cql_transform_t ct = (cql_transform_t) xmalloc (sizeof(*ct));
+ cql_transform_t ct = (cql_transform_t) xmalloc(sizeof(*ct));
struct cql_prop_entry **pp = &ct->entry;
+ ct->tok_cfg = yaz_tok_cfg_create();
+ ct->w = wrbuf_alloc();
+ yaz_tok_cfg_single_tokens(ct->tok_cfg, "=");
ct->error = 0;
ct->addinfo = 0;
+
while (fgets(line, sizeof(line)-1, f))
{
- const char *cp_value_start;
- const char *cp_value_end;
- const char *cp_pattern_start;
- const char *cp_pattern_end;
- const char *cp = line;
-
- while (*cp && strchr(" \t", *cp))
- cp++;
- cp_pattern_start = cp;
-
- while (*cp && !strchr(" \t\r\n=#", *cp))
- cp++;
- cp_pattern_end = cp;
- if (cp == cp_pattern_start)
- continue;
- while (*cp && strchr(" \t", *cp))
- cp++;
- if (*cp != '=')
+ yaz_tok_parse_t tp = yaz_tok_parse_buf(ct->tok_cfg, line);
+ int t;
+ wrbuf_rewind(ct->w);
+ t = yaz_tok_move(tp);
+ if (t == YAZ_TOK_STRING)
+ {
+ char * pattern = xstrdup(yaz_tok_parse_string(tp));
+ t = yaz_tok_move(tp);
+ if (t != '=')
+ {
+ yaz_tok_parse_destroy(tp);
+ cql_transform_close(ct);
+ return 0;
+ }
+ t = yaz_tok_move(tp);
+
+ while (t == YAZ_TOK_STRING)
+ {
+ /* attset type=value OR type=value */
+ wrbuf_puts(ct->w, yaz_tok_parse_string(tp));
+ t = yaz_tok_move(tp);
+ if (t == YAZ_TOK_EOF)
+ break;
+ if (t == YAZ_TOK_STRING)
+ {
+ wrbuf_puts(ct->w, " ");
+ wrbuf_puts(ct->w, yaz_tok_parse_string(tp));
+ t = yaz_tok_move(tp);
+ }
+ if (t != '=')
+ {
+ yaz_tok_parse_destroy(tp);
+ cql_transform_close(ct);
+ return 0;
+ }
+ t = yaz_tok_move(tp);
+ if (t != YAZ_TOK_STRING) /* value */
+ {
+ yaz_tok_parse_destroy(tp);
+ cql_transform_close(ct);
+ return 0;
+ }
+ wrbuf_puts(ct->w, "=");
+ wrbuf_puts(ct->w, yaz_tok_parse_string(tp));
+ t = yaz_tok_move(tp);
+ wrbuf_puts(ct->w, " ");
+ }
+ *pp = (struct cql_prop_entry *) xmalloc(sizeof(**pp));
+ (*pp)->pattern = pattern;
+ (*pp)->value = xstrdup(wrbuf_cstr(ct->w));
+ pp = &(*pp)->next;
+ }
+ else if (t != YAZ_TOK_EOF)
{
- *pp = 0;
+ yaz_tok_parse_destroy(tp);
cql_transform_close(ct);
return 0;
}
- cp++;
- while (*cp && strchr(" \t\r\n", *cp))
- cp++;
- cp_value_start = cp;
- cp_value_end = strchr(cp, '#');
- if (!cp_value_end)
- cp_value_end = strlen(line) + line;
-
- if (cp_value_end != cp_value_start &&
- strchr(" \t\r\n", cp_value_end[-1]))
- cp_value_end--;
- *pp = (struct cql_prop_entry *) xmalloc (sizeof(**pp));
- (*pp)->pattern = (char *) xmalloc(cp_pattern_end-cp_pattern_start + 1);
- memcpy ((*pp)->pattern, cp_pattern_start,
- cp_pattern_end-cp_pattern_start);
- (*pp)->pattern[cp_pattern_end-cp_pattern_start] = '\0';
-
- (*pp)->value = (char *) xmalloc (cp_value_end-cp_value_start + 1);
- if (cp_value_start != cp_value_end)
- memcpy ((*pp)->value, cp_value_start, cp_value_end-cp_value_start);
- (*pp)->value[cp_value_end - cp_value_start] = '\0';
- pp = &(*pp)->next;
+ yaz_tok_parse_destroy(tp);
}
*pp = 0;
return ct;
while (pe)
{
struct cql_prop_entry *pe_next = pe->next;
- xfree (pe->pattern);
- xfree (pe->value);
- xfree (pe);
+ xfree(pe->pattern);
+ xfree(pe->value);
+ xfree(pe);
pe = pe_next;
}
- if (ct->addinfo)
- xfree (ct->addinfo);
- xfree (ct);
+ xfree(ct->addinfo);
+ yaz_tok_cfg_destroy(ct->tok_cfg);
+ wrbuf_destroy(ct->w);
+ xfree(ct);
}
cql_transform_t cql_transform_open_fname(const char *fname)
struct cql_prop_entry *e;
if (pat1 && pat2 && pat3)
- sprintf (pattern, "%.39s.%.39s.%.39s", pat1, pat2, pat3);
+ sprintf(pattern, "%.39s.%.39s.%.39s", pat1, pat2, pat3);
else if (pat1 && pat2)
- sprintf (pattern, "%.39s.%.39s", pat1, pat2);
+ sprintf(pattern, "%.39s.%.39s", pat1, pat2);
else if (pat1 && pat3)
- sprintf (pattern, "%.39s.%.39s", pat1, pat3);
+ sprintf(pattern, "%.39s.%.39s", pat1, pat3);
else if (pat1)
- sprintf (pattern, "%.39s", pat1);
+ sprintf(pattern, "%.39s", pat1);
else
return 0;
cp1++;
if (cp1 - cp0 >= sizeof(buf))
break;
- memcpy (buf, cp0, cp1 - cp0);
+ memcpy(buf, cp0, cp1 - cp0);
buf[cp1-cp0] = 0;
(*pr)("@attr ", client_data);
}
-static void cql_pr_int (int val,
- void (*pr)(const char *buf, void *client_data),
- void *client_data)
+static void cql_pr_int(int val,
+ void (*pr)(const char *buf, void *client_data),
+ void *client_data)
{
char buf[21]; /* enough characters to 2^64 */
sprintf(buf, "%d", val);
int proxrel = 2; /* less than or equal */
int unit = 2; /* word */
- while (mods != 0) {
- char *name = mods->u.st.index;
- char *term = mods->u.st.term;
- char *relation = mods->u.st.relation;
+ while (mods)
+ {
+ const char *name = mods->u.st.index;
+ const char *term = mods->u.st.term;
+ const char *relation = mods->u.st.relation;
if (!strcmp(name, "distance")) {
distance = strtol(term, (char**) 0, 0);
distance_defined = 1;
- if (!strcmp(relation, "=")) {
+ if (!strcmp(relation, "="))
proxrel = 3;
- } else if (!strcmp(relation, ">")) {
+ else if (!strcmp(relation, ">"))
proxrel = 5;
- } else if (!strcmp(relation, "<")) {
+ else if (!strcmp(relation, "<"))
proxrel = 1;
- } else if (!strcmp(relation, ">=")) {
+ else if (!strcmp(relation, ">="))
proxrel = 4;
- } else if (!strcmp(relation, "<=")) {
+ else if (!strcmp(relation, "<="))
proxrel = 2;
- } else if (!strcmp(relation, "<>")) {
+ else if (!strcmp(relation, "<>"))
proxrel = 6;
- } else {
+ else
+ {
ct->error = YAZ_SRW_UNSUPP_PROX_RELATION;
ct->addinfo = xstrdup(relation);
return 0;
}
- } else if (!strcmp(name, "ordered")) {
+ }
+ else if (!strcmp(name, "ordered"))
ordered = 1;
- } else if (!strcmp(name, "unordered")) {
+ else if (!strcmp(name, "unordered"))
ordered = 0;
- } else if (!strcmp(name, "unit")) {
- if (!strcmp(term, "word")) {
+ else if (!strcmp(name, "unit"))
+ {
+ if (!strcmp(term, "word"))
unit = 2;
- } else if (!strcmp(term, "sentence")) {
+ else if (!strcmp(term, "sentence"))
unit = 3;
- } else if (!strcmp(term, "paragraph")) {
+ else if (!strcmp(term, "paragraph"))
unit = 4;
- } else if (!strcmp(term, "element")) {
+ else if (!strcmp(term, "element"))
unit = 8;
- } else {
+ else
+ {
ct->error = YAZ_SRW_UNSUPP_PROX_UNIT;
ct->addinfo = xstrdup(term);
return 0;
}
- } else {
+ }
+ else
+ {
ct->error = YAZ_SRW_UNSUPP_BOOLEAN_MODIFIER;
ct->addinfo = xstrdup(name);
return 0;
}
-
mods = mods->u.st.modifiers;
}
cql_pr_attr(ct, "structure", cn->u.st.relation, 0,
pr, client_data, YAZ_SRW_UNSUPP_COMBI_OF_RELATION_AND_TERM);
if (cn->u.st.relation && !cql_strcmp(cn->u.st.relation, "all"))
- {
emit_wordlist(ct, cn, pr, client_data, "and");
- }
else if (cn->u.st.relation && !cql_strcmp(cn->u.st.relation, "any"))
- {
emit_wordlist(ct, cn, pr, client_data, "or");
- }
else
- {
emit_terms(ct, cn, pr, client_data, "and");
- }
break;
case CQL_NODE_BOOL:
(*pr)("@", client_data);
(*pr)(cn->u.boolean.value, client_data);
(*pr)(" ", client_data);
mods = cn->u.boolean.modifiers;
- if (!strcmp(cn->u.boolean.value, "prox")) {
+ if (!strcmp(cn->u.boolean.value, "prox"))
+ {
if (!cql_pr_prox(ct, mods, pr, client_data))
return;
- } else if (mods) {
+ }
+ else if (mods)
+ {
/* Boolean modifiers other than on proximity not supported */
ct->error = YAZ_SRW_UNSUPP_BOOLEAN_MODIFIER;
ct->addinfo = xstrdup(mods->u.st.index);
}
}
-int cql_transform(cql_transform_t ct,
- struct cql_node *cn,
+int cql_transform(cql_transform_t ct, struct cql_node *cn,
void (*pr)(const char *buf, void *client_data),
void *client_data)
{
NMEM nmem = nmem_create();
ct->error = 0;
- if (ct->addinfo)
- xfree (ct->addinfo);
+ xfree(ct->addinfo);
ct->addinfo = 0;
for (e = ct->entry; e ; e = e->next)
else if (!cql_strcmp(e->pattern, "set"))
cql_apply_prefix(nmem, cn, 0, e->value);
}
- cql_transform_r (ct, cn, pr, client_data);
+ cql_transform_r(ct, cn, pr, client_data);
nmem_destroy(nmem);
return ct->error;
}
return cql_transform(ct, cn, cql_fputs, f);
}
-int cql_transform_buf(cql_transform_t ct, struct cql_node *cn,
- char *out, int max)
+int cql_transform_buf(cql_transform_t ct, struct cql_node *cn, char *out, int max)
{
struct cql_buf_write_info info;
int r;
*addinfo = ct->addinfo;
return ct->error;
}
+
+void cql_transform_set_error(cql_transform_t ct, int error, const char *addinfo)
+{
+ xfree(ct->addinfo);
+ ct->addinfo = addinfo ? xstrdup(addinfo) : 0;
+ ct->error = error;
+}
+
/*
* Local variables:
* c-basic-offset: 4
projects / yaz-moved-to-github.git / blobdiff