2 #include <atalk/standards.h>
11 #include <atalk/talloc.h>
12 #include <atalk/logger.h>
13 #include <atalk/errchk.h>
14 #include <atalk/spotlight.h>
16 #include "slmod_rdf_map.h"
18 struct yy_buffer_state;
19 typedef struct yy_buffer_state *YY_BUFFER_STATE;
20 extern int yylex (void);
21 extern void yyerror (char const *);
22 extern void *yyterminate(void);
23 extern YY_BUFFER_STATE yy_scan_string( const char *str);
24 extern void yy_delete_buffer ( YY_BUFFER_STATE buffer );
26 /* forward declarations */
27 static const char *map_expr(const char *attr, char op, const char *val);
28 static const char *map_daterange(const char *dateattr, time_t date1, time_t date2);
29 static time_t isodate2unix(const char *s);
31 /* global vars, eg needed by the lexer */
35 static gchar *srp_result;
36 static gchar *srp_fts;
40 #define SPRAW_TIME_OFFSET 978307200
41 extern int map_spotlight_to_rdf_query(slq_t *slq, gchar **rdf_result, gchar **fts_result);
42 extern slq_t *srp_slq;
55 %type <sval> match expr line function
62 %token OBRACE CBRACE EQUAL UNEQUAL GT LT COMMA QUOTE
74 srp_result = talloc_asprintf(srp_slq,
77 " <rdfq:startsWith>\n"
78 " <rdfq:Property name=\"File:Path\" />\n"
79 " <rdf:String>%s</rdf:String>\n"
80 " </rdfq:startsWith>\n"
83 "</rdfq:Condition>\n",
84 srp_slq->slq_vol->v_path, $1);
96 | match {$$ = $1; if ($$ == NULL) YYABORT;}
98 | OBRACE expr CBRACE {$$ = talloc_asprintf(srp_slq, "%s\n", $2);}
99 | expr AND expr {$$ = talloc_asprintf(srp_slq, "<rdfq:and>\n%s\n%s\n</rdfq:and>\n", $1, $3);}
101 if (strcmp($1, "") == 0 || strcmp($3, "") == 0) {
103 * The default Spotlight search term issued by the Finder (10.8) is:
104 * '* == "searchterm" || kMDItemTextContent == "searchterm"'
105 * As it isn't mappable to a single Tracker RDF query, we silently
106 * map ANY FTS query expression being part of an OR compound
107 * expression to a simple filename search.
108 * FTS queries are thus only possible by explicitly requesting
109 * file content FTS search in the Finder on the client (resulting
110 * in a 'kMDItemTextContent == "searchterm"' query).
112 if (strcmp($1, "") == 0)
113 $$ = talloc_asprintf(srp_slq, $3);
115 $$ = talloc_asprintf(srp_slq, $1);
116 talloc_free(srp_fts);
119 $$ = talloc_asprintf(srp_slq, "<rdfq:or>\n%s\n%s\n</rdfq:or>\n", $1, $3);
125 WORD EQUAL QUOTE WORD QUOTE {$$ = map_expr($1, '=', $4);}
126 | WORD UNEQUAL QUOTE WORD QUOTE {$$ = map_expr($1, '!', $4);}
127 | WORD LT QUOTE WORD QUOTE {$$ = map_expr($1, '<', $4);}
128 | WORD GT QUOTE WORD QUOTE {$$ = map_expr($1, '>', $4);}
129 | WORD EQUAL QUOTE WORD QUOTE WORD {$$ = map_expr($1, '=', $4);}
130 | WORD UNEQUAL QUOTE WORD QUOTE WORD {$$ = map_expr($1, '!', $4);}
131 | WORD LT QUOTE WORD QUOTE WORD {$$ = map_expr($1, '<', $4);}
132 | WORD GT QUOTE WORD QUOTE WORD {$$ = map_expr($1, '>', $4);}
136 FUNC_INRANGE OBRACE WORD COMMA date COMMA date CBRACE {$$ = map_daterange($3, $5, $7);}
140 DATE_ISO OBRACE WORD CBRACE {$$ = isodate2unix($3);}
141 | WORD {$$ = atoi($1) + SPRAW_TIME_OFFSET;}
146 static time_t isodate2unix(const char *s)
150 if (strptime(s, "%Y-%m-%dT%H:%M:%SZ", &tm) == NULL)
155 static const char *map_daterange(const char *dateattr, time_t date1, time_t date2)
159 struct spotlight_rdf_map *p;
161 char buf1[64], buf2[64];
163 EC_NULL_LOG( tmp = localtime(&date1) );
164 strftime(buf1, sizeof(buf1), "%Y-%m-%dT%H:%M:%SZ", tmp);
165 EC_NULL_LOG( tmp = localtime(&date2) );
166 strftime(buf2, sizeof(buf2), "%Y-%m-%dT%H:%M:%SZ", tmp);
168 for (p = spotlight_rdf_map; p->srm_spotlight_attr; p++) {
169 if (strcmp(dateattr, p->srm_spotlight_attr) == 0) {
170 result = talloc_asprintf(srp_slq,
172 " <rdfq:greaterThan>\n"
173 " <rdfq:Property name=\"%s\" />\n"
174 " <rdf:Date>%s</rdf:Date>\n"
175 " </rdfq:greaterThan>\n"
177 " <rdfq:Property name=\"%s\" />\n"
178 " <rdf:Date>%s</rdf:Date>\n"
179 " </rdfq:lessThan>\n"
181 p->srm_rdf_attr, buf1,
182 p->srm_rdf_attr, buf2);
193 static char *map_type_search(const char *attr, char op, const char *val)
197 for (struct MDTypeMap *p = MDTypeMap; p->mdtm_value; p++) {
198 if (strcmp(p->mdtm_value, val) == 0) {
201 result = talloc_asprintf(srp_slq,
203 " <rdfq:Property name=\"File:Mime\" />\n"
204 " <rdf:String>%s</rdf:String>\n"
215 static const char *map_expr(const char *attr, char op, const char *val)
219 struct spotlight_rdf_map *p;
223 bstring q = NULL, search = NULL, replace = NULL;
226 for (p = spotlight_rdf_map; p->srm_spotlight_attr; p++) {
227 if (p->srm_rdf_attr && strcmp(p->srm_spotlight_attr, attr) == 0) {
228 switch (p->srm_type) {
230 q = bformat("^%s$", val);
231 search = bfromcstr("*");
232 replace = bfromcstr(".*");
233 bfindreplace(q, search, replace, 0);
234 result = talloc_asprintf(srp_slq,
236 " <rdfq:Property name=\"%s\" />\n"
237 " <rdf:String>%s</rdf:String>\n"
245 q = bformat("^%s$", val);
246 search = bfromcstr("*");
247 replace = bfromcstr(".*");
248 bfindreplace(q, search, replace, 0);
249 result = talloc_asprintf(srp_slq,
251 " <rdfq:Property name=\"%s\" />\n"
252 " <rdf:String>%s</rdf:String>\n"
261 yyerror("only single fts query allowed");
265 search = bfromcstr("*");
266 replace = bfromcstr("");
267 bfindreplace(q, search, replace, 0);
268 srp_fts = talloc_strdup(srp_slq, bdata(q));
273 t = atoi(val) + SPRAW_TIME_OFFSET;
274 EC_NULL( tmp = localtime(&t) );
275 strftime(buf1, sizeof(buf1), "%Y-%m-%dT%H:%M:%SZ", tmp);
283 rdfop = "greaterThan";
285 yyerror("unknown date comparison");
288 result = talloc_asprintf(srp_slq,
290 " <rdfq:Property name=\"%s\" />\n"
291 " <rdf:Date>%s</rdf:Date>\n"
301 result = map_type_search(attr, op, val);
305 yyerror("unknown Spotlight attribute type");
322 void yyerror(const char *str)
325 printf("yyerror: %s\n", str);
327 LOG(log_error, logtype_sl, "yyerror: %s", str);
337 * Map a Spotlight RAW query string to a RDF query
339 * @param[in] slq Spotlight query handle
340 * @param[out] sparql_result Mapped RDF query, string is allocated in
341 * talloc context of slq
342 * @return 0 on success, -1 on error
344 int map_spotlight_to_rdf_query(slq_t *slq, gchar **rdf_result, gchar **fts_result)
347 YY_BUFFER_STATE s = NULL;
352 s = yy_scan_string(slq->slq_qstring);
354 EC_ZERO( yyparse() );
360 *rdf_result = srp_result;
361 *fts_result = srp_fts;
370 int main(int argc, char **argv)
376 printf("usage: %s QUERY\n", argv[0]);
380 srp_slq = talloc_zero(NULL, slq_t);
381 struct vol *vol = talloc_zero(srp_slq, struct vol);
382 vol->v_path = "/Volumes/test";
383 srp_slq->slq_vol = vol;
385 s = yy_scan_string(argv[1]);
392 printf("RDF:\n%s\nFTS: %s\n",
393 srp_result ? srp_result : "(empty)",
394 srp_fts ? srp_fts : "(none)");