Spotlight: new options for controlling query behaviour

[netatalk.git] / etc / spotlight / slmod_sparql_parser.c

diff --git a/etc/spotlight/slmod_sparql_parser.c b/etc/spotlight/slmod_sparql_parser.c
index f70d9ef100cbc1630202a2d6276885ca5d9e1543..66e0f59d731572829a13d3f090f2423839b95d7c 100644 (file)
--- a/etc/spotlight/slmod_sparql_parser.c
+++ b/etc/spotlight/slmod_sparql_parser.c
@@ -100,9 +100,10 @@
   /* local vars */
   static gchar *ssp_result;
   static char sparqlvar;
+  static char *result_limit;
 
 /* Line 371 of yacc.c  */
-#line 106 "slmod_sparql_parser.c"
+#line 107 "slmod_sparql_parser.c"
 
 # ifndef YY_NULL
 #  if defined __cplusplus && 201103L <= __cplusplus
@@ -176,7 +177,7 @@ extern int yydebug;
 typedef union YYSTYPE
 {
 /* Line 387 of yacc.c  */
-#line 45 "slmod_sparql_parser.y"
+#line 46 "slmod_sparql_parser.y"
 
     int ival;
     const char *sval;
@@ -185,7 +186,7 @@ typedef union YYSTYPE
 
 
 /* Line 387 of yacc.c  */
-#line 189 "slmod_sparql_parser.c"
+#line 190 "slmod_sparql_parser.c"
 } YYSTYPE;
 # define YYSTYPE_IS_TRIVIAL 1
 # define yystype YYSTYPE /* obsolescent; will be withdrawn */
@@ -209,7 +210,7 @@ int yyparse ();
 #endif /* ! YYPARSE_PARAM */
 /* "%code provides" blocks.  */
 /* Line 387 of yacc.c  */
-#line 39 "slmod_sparql_parser.y"
+#line 40 "slmod_sparql_parser.y"
 
   #define SPRAW_TIME_OFFSET 978307200
   extern int map_spotlight_to_sparql_query(slq_t *slq, gchar **sparql_result);
@@ -217,14 +218,14 @@ int yyparse ();
 
 
 /* Line 387 of yacc.c  */
-#line 221 "slmod_sparql_parser.c"
+#line 222 "slmod_sparql_parser.c"
 
 #endif /* !YY_YY_SLMOD_SPARQL_PARSER_H_INCLUDED  */
 
 /* Copy the second part of user declarations.  */
 
 /* Line 390 of yacc.c  */
-#line 228 "slmod_sparql_parser.c"
+#line 229 "slmod_sparql_parser.c"
 
 #ifdef short
 # undef short
@@ -523,9 +524,9 @@ static const yytype_int8 yyrhs[] =
 /* YYRLINE[YYN] -- source line where rule number YYN was defined.  */
 static const yytype_uint8 yyrline[] =
 {
-       0,    67,    67,    69,    73,    83,    89,    95,    96,    97,
-      98,    99,   108,   109,   110,   111,   112,   113,   114,   115,
-     119,   123,   124
+       0,    68,    68,    70,    74,    88,    94,   104,   105,   106,
+     107,   112,   121,   122,   123,   124,   125,   126,   127,   128,
+     132,   136,   137
 };
 #endif
 
@@ -1446,19 +1447,23 @@ yyreduce:
     {
         case 4:
 /* Line 1792 of yacc.c  */
-#line 73 "slmod_sparql_parser.y"
+#line 74 "slmod_sparql_parser.y"
     {
+    if (ssp_slq->slq_result_limit)
+        result_limit = talloc_asprintf(ssp_slq, "LIMIT %ld", ssp_slq->slq_result_limit);
+    else
+        result_limit = "";
     ssp_result = talloc_asprintf(ssp_slq,
                                  "SELECT ?url WHERE "
-                                 "{ %s . ?obj nie:url ?url . FILTER(tracker:uri-is-descendant('file://%s/', ?url)) } LIMIT 100",
-                                 (yyvsp[(1) - (1)].sval), ssp_slq->slq_vol->v_path);
+                                 "{ %s . ?obj nie:url ?url . FILTER(tracker:uri-is-descendant('file://%s/', ?url)) } %s",
+                                 (yyvsp[(1) - (1)].sval), ssp_slq->slq_vol->v_path, result_limit);
     (yyval.sval) = ssp_result;
 }
     break;
 
   case 5:
 /* Line 1792 of yacc.c  */
-#line 83 "slmod_sparql_parser.y"
+#line 88 "slmod_sparql_parser.y"
     {
     if ((yyvsp[(1) - (1)].bval) == false)
         YYACCEPT;
@@ -1469,8 +1474,12 @@ yyreduce:
 
   case 6:
 /* Line 1792 of yacc.c  */
-#line 89 "slmod_sparql_parser.y"
+#line 94 "slmod_sparql_parser.y"
     {
+    if (!ssp_slq->slq_allow_expr)
+        YYABORT;
+    if ((yyvsp[(1) - (3)].sval) == NULL || (yyvsp[(3) - (3)].sval) == NULL)
+        YYABORT;
     if (strcmp((yyvsp[(1) - (3)].sval), (yyvsp[(3) - (3)].sval)) != 0)
         (yyval.sval) = talloc_asprintf(ssp_slq, "{ %s } UNION { %s }", (yyvsp[(1) - (3)].sval), (yyvsp[(3) - (3)].sval));
     else
@@ -1480,31 +1489,35 @@ yyreduce:
 
   case 7:
 /* Line 1792 of yacc.c  */
-#line 95 "slmod_sparql_parser.y"
+#line 104 "slmod_sparql_parser.y"
     {(yyval.sval) = (yyvsp[(1) - (1)].sval); if ((yyval.sval) == NULL) YYABORT;}
     break;
 
   case 8:
 /* Line 1792 of yacc.c  */
-#line 96 "slmod_sparql_parser.y"
+#line 105 "slmod_sparql_parser.y"
     {(yyval.sval) = (yyvsp[(1) - (1)].sval);}
     break;
 
   case 9:
 /* Line 1792 of yacc.c  */
-#line 97 "slmod_sparql_parser.y"
+#line 106 "slmod_sparql_parser.y"
     {(yyval.sval) = talloc_asprintf(ssp_slq, "%s", (yyvsp[(2) - (3)].sval));}
     break;
 
   case 10:
 /* Line 1792 of yacc.c  */
-#line 98 "slmod_sparql_parser.y"
-    {(yyval.sval) = talloc_asprintf(ssp_slq, "%s . %s", (yyvsp[(1) - (3)].sval), (yyvsp[(3) - (3)].sval));}
+#line 107 "slmod_sparql_parser.y"
+    {
+    if (!ssp_slq->slq_allow_expr)
+        YYABORT;
+    (yyval.sval) = talloc_asprintf(ssp_slq, "%s . %s", (yyvsp[(1) - (3)].sval), (yyvsp[(3) - (3)].sval));
+}
     break;
 
   case 11:
 /* Line 1792 of yacc.c  */
-#line 99 "slmod_sparql_parser.y"
+#line 112 "slmod_sparql_parser.y"
     {
     if (strcmp((yyvsp[(1) - (3)].sval), (yyvsp[(3) - (3)].sval)) != 0)
         (yyval.sval) = talloc_asprintf(ssp_slq, "{ %s } UNION { %s }", (yyvsp[(1) - (3)].sval), (yyvsp[(3) - (3)].sval));
@@ -1515,73 +1528,73 @@ yyreduce:
 
   case 12:
 /* Line 1792 of yacc.c  */
-#line 108 "slmod_sparql_parser.y"
+#line 121 "slmod_sparql_parser.y"
     {(yyval.sval) = map_expr((yyvsp[(1) - (5)].sval), '=', (yyvsp[(4) - (5)].sval));}
     break;
 
   case 13:
 /* Line 1792 of yacc.c  */
-#line 109 "slmod_sparql_parser.y"
+#line 122 "slmod_sparql_parser.y"
     {(yyval.sval) = map_expr((yyvsp[(1) - (5)].sval), '!', (yyvsp[(4) - (5)].sval));}
     break;
 
   case 14:
 /* Line 1792 of yacc.c  */
-#line 110 "slmod_sparql_parser.y"
+#line 123 "slmod_sparql_parser.y"
     {(yyval.sval) = map_expr((yyvsp[(1) - (5)].sval), '<', (yyvsp[(4) - (5)].sval));}
     break;
 
   case 15:
 /* Line 1792 of yacc.c  */
-#line 111 "slmod_sparql_parser.y"
+#line 124 "slmod_sparql_parser.y"
     {(yyval.sval) = map_expr((yyvsp[(1) - (5)].sval), '>', (yyvsp[(4) - (5)].sval));}
     break;
 
   case 16:
 /* Line 1792 of yacc.c  */
-#line 112 "slmod_sparql_parser.y"
+#line 125 "slmod_sparql_parser.y"
     {(yyval.sval) = map_expr((yyvsp[(1) - (6)].sval), '=', (yyvsp[(4) - (6)].sval));}
     break;
 
   case 17:
 /* Line 1792 of yacc.c  */
-#line 113 "slmod_sparql_parser.y"
+#line 126 "slmod_sparql_parser.y"
     {(yyval.sval) = map_expr((yyvsp[(1) - (6)].sval), '!', (yyvsp[(4) - (6)].sval));}
     break;
 
   case 18:
 /* Line 1792 of yacc.c  */
-#line 114 "slmod_sparql_parser.y"
+#line 127 "slmod_sparql_parser.y"
     {(yyval.sval) = map_expr((yyvsp[(1) - (6)].sval), '<', (yyvsp[(4) - (6)].sval));}
     break;
 
   case 19:
 /* Line 1792 of yacc.c  */
-#line 115 "slmod_sparql_parser.y"
+#line 128 "slmod_sparql_parser.y"
     {(yyval.sval) = map_expr((yyvsp[(1) - (6)].sval), '>', (yyvsp[(4) - (6)].sval));}
     break;
 
   case 20:
 /* Line 1792 of yacc.c  */
-#line 119 "slmod_sparql_parser.y"
+#line 132 "slmod_sparql_parser.y"
     {(yyval.sval) = map_daterange((yyvsp[(3) - (8)].sval), (yyvsp[(5) - (8)].tval), (yyvsp[(7) - (8)].tval));}
     break;
 
   case 21:
 /* Line 1792 of yacc.c  */
-#line 123 "slmod_sparql_parser.y"
+#line 136 "slmod_sparql_parser.y"
     {(yyval.tval) = isodate2unix((yyvsp[(3) - (4)].sval));}
     break;
 
   case 22:
 /* Line 1792 of yacc.c  */
-#line 124 "slmod_sparql_parser.y"
+#line 137 "slmod_sparql_parser.y"
     {(yyval.tval) = atoi((yyvsp[(1) - (1)].sval)) + SPRAW_TIME_OFFSET;}
     break;
 
 
 /* Line 1792 of yacc.c  */
-#line 1585 "slmod_sparql_parser.c"
+#line 1598 "slmod_sparql_parser.c"
       default: break;
     }
   /* User semantic actions sometimes alter yychar, and that requires
@@ -1813,7 +1826,7 @@ yyreturn:
 
 
 /* Line 2055 of yacc.c  */
-#line 127 "slmod_sparql_parser.y"
+#line 140 "slmod_sparql_parser.y"
 
 
 static time_t isodate2unix(const char *s)
@@ -1896,7 +1909,7 @@ static const char *map_expr(const char *attr, char op, const char *val)
     bstring q = NULL, search = NULL, replace = NULL;
 
     for (p = spotlight_sparql_map; p->ssm_spotlight_attr; p++) {
-        if (strcmp(p->ssm_spotlight_attr, attr) == 0) {
+        if (p->ssm_enabled && (strcmp(p->ssm_spotlight_attr, attr) == 0)) {
             if (p->ssm_type != ssmt_type && p->ssm_sparql_attr == NULL) {
                 yyerror("unsupported Spotlight attribute");
                 EC_FAIL;
@@ -2021,6 +2034,7 @@ int main(int argc, char **argv)
     struct vol *vol = talloc_zero(ssp_slq, struct vol);
     vol->v_path = "/Volumes/test";
     ssp_slq->slq_vol = vol;
+    ssp_slq->slq_allow_expr = true;
     sparqlvar = 'a';
 
     s = yy_scan_string(argv[1]);