diff options
Diffstat (limited to 'src/world.c')
| -rw-r--r-- | src/world.c | 126 |
1 files changed, 105 insertions, 21 deletions
diff --git a/src/world.c b/src/world.c index 228db8a..48bf401 100644 --- a/src/world.c +++ b/src/world.c @@ -1,5 +1,5 @@ /* - Copyright 2007-2011 David Robillard <http://drobilla.net> + Copyright 2007-2014 David Robillard <http://drobilla.net> Permission to use, copy, modify, and/or distribute this software for any purpose with or without fee is hereby granted, provided that the above @@ -362,7 +362,7 @@ lilv_world_add_spec(LilvWorld* world, static void lilv_world_add_plugin(LilvWorld* world, const SordNode* plugin_node, - SerdNode* manifest_uri, + const LilvNode* manifest_uri, void* dynmanifest, const SordNode* bundle_node) { @@ -385,7 +385,7 @@ lilv_world_add_plugin(LilvWorld* world, // Add manifest as plugin data file (as if it were rdfs:seeAlso) zix_tree_insert((ZixTree*)plugin->data_uris, - lilv_new_uri(world, (const char*)manifest_uri->buf), + lilv_node_duplicate(manifest_uri), NULL); #ifdef LILV_DYN_MANIFEST @@ -431,9 +431,9 @@ lilv_world_load_graph(LilvWorld* world, SordNode* graph, const LilvNode* uri) } static void -lilv_world_load_dyn_manifest(LilvWorld* world, - SordNode* bundle_node, - SerdNode manifest_uri) +lilv_world_load_dyn_manifest(LilvWorld* world, + SordNode* bundle_node, + const LilvNode* manifest) { #ifdef LILV_DYN_MANIFEST if (!world->opt.dyn_manifest) { @@ -542,9 +542,8 @@ lilv_world_load_dyn_manifest(LilvWorld* world, world->uris.lv2_Plugin, dmanifest); FOREACH_MATCH(plug_results) { - const SordNode* plugin_node = sord_iter_get_node(plug_results, SORD_SUBJECT); - lilv_world_add_plugin(world, plugin_node, - &manifest_uri, desc, bundle_node); + const SordNode* plug = sord_iter_get_node(plug_results, SORD_SUBJECT); + lilv_world_add_plugin(world, plug, manifest, desc, bundle_node); } sord_iter_free(plug_results); @@ -554,6 +553,18 @@ lilv_world_load_dyn_manifest(LilvWorld* world, #endif // LILV_DYN_MANIFEST } +static +LilvNode* +lilv_world_get_manifest_uri(LilvWorld* world, LilvNode* bundle_uri) +{ + SerdNode manifest_uri = lilv_new_uri_relative_to_base( + (const uint8_t*)"manifest.ttl", + (const uint8_t*)sord_node_get_string(bundle_uri->node)); + LilvNode* manifest = lilv_new_uri(world, (const char*)manifest_uri.buf); + serd_node_free(&manifest_uri); + return manifest; +} + LILV_API void lilv_world_load_bundle(LilvWorld* world, LilvNode* bundle_uri) @@ -564,17 +575,14 @@ lilv_world_load_bundle(LilvWorld* world, LilvNode* bundle_uri) return; } - SordNode* bundle_node = bundle_uri->node; - SerdNode manifest_uri = lilv_new_uri_relative_to_base( - (const uint8_t*)"manifest.ttl", - (const uint8_t*)sord_node_get_string(bundle_node)); - LilvNode* manifest = lilv_new_uri(world, (const char*)manifest_uri.buf); + SordNode* bundle_node = bundle_uri->node; + LilvNode* manifest = lilv_world_get_manifest_uri(world, bundle_uri); // Read manifest into model with graph = bundle_node SerdStatus st = lilv_world_load_graph(world, bundle_node, manifest); - lilv_node_free(manifest); if (st > SERD_FAILURE) { - LILV_ERRORF("Error reading %s\n", manifest_uri.buf); + LILV_ERRORF("Error reading %s\n", lilv_node_as_string(manifest)); + lilv_node_free(manifest); return; } @@ -586,13 +594,12 @@ lilv_world_load_bundle(LilvWorld* world, LilvNode* bundle_uri) world->uris.lv2_Plugin, bundle_node); FOREACH_MATCH(plug_results) { - const SordNode* plugin_node = sord_iter_get_node(plug_results, SORD_SUBJECT); - lilv_world_add_plugin(world, plugin_node, - &manifest_uri, NULL, bundle_node); + const SordNode* plug = sord_iter_get_node(plug_results, SORD_SUBJECT); + lilv_world_add_plugin(world, plug, manifest, NULL, bundle_node); } sord_iter_free(plug_results); - lilv_world_load_dyn_manifest(world, bundle_node, manifest_uri); + lilv_world_load_dyn_manifest(world, bundle_node, manifest); // ?specification a lv2:Specification SordIter* spec_results = sord_search( @@ -607,7 +614,51 @@ lilv_world_load_bundle(LilvWorld* world, LilvNode* bundle_uri) } sord_iter_free(spec_results); - serd_node_free(&manifest_uri); + lilv_node_free(manifest); +} + +static int +lilv_world_drop_graph(LilvWorld* world, LilvNode* graph) +{ + SordIter* i = sord_search(world->model, NULL, NULL, NULL, graph->node); + + while (!sord_iter_end(i)) { + // Get quad and increment iter so sord_remove doesn't invalidate it + SordQuad quad; + sord_iter_get(i, quad); + sord_iter_next(i); + + // Remove quad (nodes may now be deleted, quad is invalid) + sord_remove(world->model, quad); + } + sord_iter_free(i); + + return 0; +} + +/** Remove loaded_files entry so file will be reloaded if requested. */ +static int +lilv_world_unload_file(LilvWorld* world, LilvNode* file) +{ + ZixTreeIter* iter; + if (!zix_tree_find((ZixTree*)world->loaded_files, file, &iter)) { + zix_tree_remove(world->loaded_files, iter); + return 0; + } + return 1; +} + +LILV_API +int +lilv_world_unload_bundle(LilvWorld* world, LilvNode* bundle_uri) +{ + // Remove loaded_files entry for manifest.ttl + LilvNode* manifest = lilv_world_get_manifest_uri(world, bundle_uri); + lilv_world_unload_file(world, manifest); + lilv_node_free(manifest); + + // Drop everything in bundle graph + return lilv_world_drop_graph(world, bundle_uri); } static void @@ -824,6 +875,39 @@ lilv_world_load_resource(LilvWorld* world, } LILV_API +int +lilv_world_unload_resource(LilvWorld* world, + const LilvNode* resource) +{ + if (!lilv_node_is_uri(resource) && !lilv_node_is_blank(resource)) { + LILV_ERRORF("Node `%s' is not a resource\n", + sord_node_get_string(resource->node)); + return -1; + } + + int n_dropped = 0; + SordIter* files = sord_search(world->model, + resource->node, + world->uris.rdfs_seeAlso, + NULL, NULL); + FOREACH_MATCH(files) { + const SordNode* file = sord_iter_get_node(files, SORD_OBJECT); + const uint8_t* file_str = sord_node_get_string(file); + LilvNode* file_node = lilv_node_new_from_node(world, file); + if (sord_node_get_type(file) != SORD_URI) { + LILV_ERRORF("rdfs:seeAlso node `%s' is not a URI\n", file_str); + } else if (!lilv_world_drop_graph(world, file_node)) { + lilv_world_unload_file(world, file_node); + ++n_dropped; + } + lilv_node_free(file_node); + } + sord_iter_free(files); + + return n_dropped; +} + +LILV_API const LilvPluginClass* lilv_world_get_plugin_class(const LilvWorld* world) { |