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authorDavid Robillard <d@drobilla.net>2011-01-30 01:24:02 +0000
committerDavid Robillard <d@drobilla.net>2011-01-30 01:24:02 +0000
commitb7fc1811252adac20f333db7d89b5cc3b1a3bf07 (patch)
tree21caa0f2c8f904d6abf32b08465a59c4ca818d4e
parente89d73df3cf29c9813d3818cb96c873c65b8b8e4 (diff)
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Non-SPARQL version of slv2_plugin_get_uis.
git-svn-id: http://svn.drobilla.net/lad/trunk/slv2@2863 a436a847-0d15-0410-975c-d299462d15a1
-rw-r--r--src/plugin.c60
1 files changed, 34 insertions, 26 deletions
diff --git a/src/plugin.c b/src/plugin.c
index ebc0ae2..58f1c16 100644
--- a/src/plugin.c
+++ b/src/plugin.c
@@ -893,40 +893,48 @@ slv2_plugin_get_author_homepage(SLV2Plugin plugin)
SLV2UIs
-slv2_plugin_get_uis(SLV2Plugin plugin)
+slv2_plugin_get_uis(SLV2Plugin p)
{
- const char* const query_str =
- "PREFIX uiext: <http://lv2plug.in/ns/extensions/ui#>\n"
- "SELECT DISTINCT ?uri ?type ?binary WHERE {\n"
- "<> uiext:ui ?uri .\n"
- "?uri a ?type ;\n"
- " uiext:binary ?binary .\n"
- "}\n";
+#define NS_UI (const uint8_t*)"http://lv2plug.in/ns/extensions/ui#"
- SLV2Results results = slv2_plugin_query_sparql(plugin, query_str);
-
- SLV2UIs result = slv2_uis_new();
+ SLV2UIs result = slv2_uis_new();
+ librdf_stream* uis = slv2_plugin_find_statements(
+ p,
+ librdf_new_node_from_uri(p->world->world, p->plugin_uri->val.uri_val),
+ librdf_new_node_from_uri_string(p->world->world, NS_UI "ui"),
+ NULL);
+ for (; !librdf_stream_end(uis); librdf_stream_next(uis)) {
+ librdf_statement* s = librdf_stream_get_object(uis);
+ librdf_node* ui = librdf_statement_get_object(s);
- while (!librdf_query_results_finished(results->rdf_results)) {
- librdf_node* uri_node = librdf_query_results_get_binding_value(results->rdf_results, 0);
- librdf_node* type_node = librdf_query_results_get_binding_value(results->rdf_results, 1);
- librdf_node* binary_node = librdf_query_results_get_binding_value(results->rdf_results, 2);
+ SLV2Value type = slv2_plugin_get_unique(
+ p,
+ librdf_new_node_from_node(ui),
+ librdf_new_node_from_node(p->world->rdf_a_node));
- SLV2UI ui = slv2_ui_new(plugin->world,
- librdf_node_get_uri(uri_node),
- librdf_node_get_uri(type_node),
- librdf_node_get_uri(binary_node));
+ SLV2Value binary = slv2_plugin_get_unique(
+ p,
+ librdf_new_node_from_node(ui),
+ librdf_new_node_from_uri_string(p->world->world, NS_UI "binary"));
- raptor_sequence_push(result, ui);
+ if (!librdf_node_is_resource(ui)
+ || !slv2_value_is_uri(type)
+ || !slv2_value_is_uri(binary)) {
+ SLV2_ERROR("Corrupt UI\n");
+ continue;
+ }
+
+ SLV2UI slv2_ui = slv2_ui_new(p->world,
+ librdf_node_get_uri(ui),
+ slv2_value_as_librdf_uri(type),
+ slv2_value_as_librdf_uri(binary));
- librdf_free_node(uri_node);
- librdf_free_node(type_node);
- librdf_free_node(binary_node);
+ raptor_sequence_push(result, slv2_ui);
- librdf_query_results_next(results->rdf_results);
+ slv2_value_free(binary);
+ slv2_value_free(type);
}
-
- slv2_results_free(results);
+ librdf_free_stream(uis);
if (slv2_uis_size(result) > 0) {
return result;