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-rw-r--r--src/plugin.c62
1 files changed, 26 insertions, 36 deletions
diff --git a/src/plugin.c b/src/plugin.c
index 9faced8..226c138 100644
--- a/src/plugin.c
+++ b/src/plugin.c
@@ -426,32 +426,7 @@ SLV2Values
slv2_plugin_get_value(SLV2Plugin p,
SLV2Value predicate)
{
- // <plugin> <predicate> ?value
- librdf_stream* results = slv2_plugin_find_statements(
- p,
- librdf_new_node_from_uri(p->world->world, p->plugin_uri->val.uri_val),
- librdf_new_node_from_uri(p->world->world, predicate->val.uri_val),
- NULL);
-
- if (librdf_stream_end(results)) {
- librdf_free_stream(results);
- return NULL;
- }
-
- SLV2Values result = slv2_values_new();
- while (!librdf_stream_end(results)) {
- librdf_statement* s = librdf_stream_get_object(results);
- librdf_node* value_node = librdf_statement_get_object(s);
-
- SLV2Value value = slv2_value_new_librdf_node(p->world, value_node);
- if (value)
- raptor_sequence_push(result, value);
-
- librdf_stream_next(results);
- }
-
- librdf_free_stream(results);
- return result;
+ return slv2_plugin_get_value_for_subject(p, p->plugin_uri, predicate);
}
@@ -499,21 +474,36 @@ slv2_plugin_get_value_for_subject(SLV2Plugin p,
SLV2_ERROR("Subject is not a URI\n");
return NULL;
}
+ if ( ! slv2_value_is_uri(predicate)) {
+ SLV2_ERROR("Subject is not a URI\n");
+ return NULL;
+ }
- char* subject_token = slv2_value_get_turtle_token(subject);
+ // <subject> <predicate> ?value
+ librdf_stream* results = slv2_plugin_find_statements(
+ p,
+ librdf_new_node_from_uri(p->world->world, subject->val.uri_val),
+ librdf_new_node_from_uri(p->world->world, predicate->val.uri_val),
+ NULL);
- /* Hack around broken RASQAL, full URI predicates don't work :/ */
- char* query = slv2_strjoin(
- "PREFIX slv2predicate: <", slv2_value_as_string(predicate), ">\n",
- "SELECT DISTINCT ?value WHERE {\n",
- subject_token, " slv2predicate: ?value .\n"
- "}\n", NULL);
+ if (librdf_stream_end(results)) {
+ librdf_free_stream(results);
+ return NULL;
+ }
- SLV2Values result = slv2_plugin_query_variable(p, query, 0);
+ SLV2Values result = slv2_values_new();
+ while (!librdf_stream_end(results)) {
+ librdf_statement* s = librdf_stream_get_object(results);
+ librdf_node* value_node = librdf_statement_get_object(s);
- free(query);
- free(subject_token);
+ SLV2Value value = slv2_value_new_librdf_node(p->world, value_node);
+ if (value)
+ raptor_sequence_push(result, value);
+ librdf_stream_next(results);
+ }
+
+ librdf_free_stream(results);
return result;
}