X-Git-Url: http://git.indexdata.com/?a=blobdiff_plain;f=src%2Fsparql.c;h=c738e5df87c7bfc7d1969aab3948e3a1ccbc2b68;hb=a0884c6c35bc62160b6ce6100a4e8ad2d15ab937;hp=036e137d53623717427c079379e27a2fafd76fad;hpb=4e474731e73a65cbf168c9bb2fb39aef1c92d445;p=mp-sparql-moved-to-github.git

diff --git a/src/sparql.c b/src/sparql.c
index 036e137..c738e5d 100644
--- a/src/sparql.c
+++ b/src/sparql.c
@@ -37,6 +37,13 @@ void yaz_sparql_destroy(yaz_sparql_t s)
         nmem_destroy(s->nmem);
 }
 
+void yaz_sparql_include(yaz_sparql_t s, yaz_sparql_t u)
+{
+    struct sparql_entry *e = u->conf;
+    for (; e; e = e->next)
+        yaz_sparql_add_pattern(s, e->pattern, e->value);
+}
+
 int yaz_sparql_add_pattern(yaz_sparql_t s, const char *pattern,
                            const char *value)
 {
@@ -359,6 +366,10 @@ static int emit_prefixes(yaz_sparql_t s,
         {
             ;
         }
+        else if (!strncmp(e->pattern, "present", 7))
+        {
+            ;
+        }
         else if (!strncmp(e->pattern, "uri", 3))
         {
             ;
@@ -372,25 +383,39 @@ static int emit_prefixes(yaz_sparql_t s,
     return errors;
 }
 
-int yaz_sparql_from_uri_stream(yaz_sparql_t s,
-                               WRBUF addinfo,
-                               void (*pr)(const char *buf, void *client_data),
-                               void *client_data,
-                               const char *uri, const char *schema)
+struct sparql_entry *lookup_schema(yaz_sparql_t s, const char *schema)
 {
-    int r = 0, errors = emit_prefixes(s, addinfo, pr, client_data);
     struct sparql_entry *e;
 
     for (e = s->conf; e; e = e->next)
     {
-        if (!schema && !strcmp(e->pattern, "uri"))
-            break;
-        else if (schema && !strncmp(e->pattern, "uri.", 4))
+        if (!strncmp(e->pattern, "present.", 8))
         {
-            if (!strcmp(e->pattern + 4, schema))
+            if (!schema || !strcmp(e->pattern + 8, schema))
+                break;
+        }
+        if (!strncmp(e->pattern, "uri.", 4))
+        {
+            if (!schema || !strcmp(e->pattern + 4, schema))
                 break;
         }
     }
+    return e;
+}
+
+int yaz_sparql_lookup_schema(yaz_sparql_t s, const char *schema)
+{
+    return lookup_schema(s, schema) ? 1 : 0;
+}
+
+int yaz_sparql_from_uri_stream(yaz_sparql_t s,
+                               WRBUF addinfo,
+                               void (*pr)(const char *buf, void *client_data),
+                               void *client_data,
+                               const char *uri, const char *schema)
+{
+    int r = 0, errors = emit_prefixes(s, addinfo, pr, client_data);
+    struct sparql_entry *e = lookup_schema(s, schema);
     if (!e)
         errors++;
     if (!errors)