1 files changed, 134 insertions, 0 deletions
diff --git a/src/server/BlockFactory.cpp b/src/server/BlockFactory.cpp
new file mode 100644
index 00000000..3e08aa7f
--- /dev/null
+++ b/src/server/BlockFactory.cpp
@@ -0,0 +1,134 @@
+/*
+  This file is part of Ingen.
+  Copyright 2007-2012 David Robillard <http://drobilla.net/>
+
+  Ingen is free software: you can redistribute it and/or modify it under the
+  terms of the GNU Affero General Public License as published by the Free
+  Software Foundation, either version 3 of the License, or any later version.
+
+  Ingen is distributed in the hope that it will be useful, but WITHOUT ANY
+  WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+  A PARTICULAR PURPOSE.  See the GNU Affero General Public License for details.
+
+  You should have received a copy of the GNU Affero General Public License
+  along with Ingen.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <stdlib.h>
+
+#include "lilv/lilv.h"
+
+#include "ingen/World.hpp"
+#include "internals/Controller.hpp"
+#include "internals/Delay.hpp"
+#include "internals/Note.hpp"
+#include "internals/Trigger.hpp"
+
+#include "InternalPlugin.hpp"
+#include "LV2Plugin.hpp"
+#include "BlockFactory.hpp"
+#include "ThreadManager.hpp"
+
+using namespace std;
+
+namespace Ingen {
+namespace Server {
+
+using namespace Internals;
+
+BlockFactory::BlockFactory(Ingen::World* world)
+	: _world(world)
+	, _lv2_info(new LV2Info(world))
+	, _has_loaded(false)
+{
+	load_internal_plugins();
+}
+
+BlockFactory::~BlockFactory()
+{
+	for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i)
+		delete i->second;
+
+	_plugins.clear();
+}
+
+const BlockFactory::Plugins&
+BlockFactory::plugins()
+{
+	ThreadManager::assert_thread(THREAD_PRE_PROCESS);
+	if (!_has_loaded) {
+		_has_loaded = true;
+		// TODO: Plugin list refreshing
+		load_lv2_plugins();
+		_has_loaded = true;
+	}
+	return _plugins;
+}
+
+PluginImpl*
+BlockFactory::plugin(const Raul::URI& uri)
+{
+	load_plugin(uri);
+	const Plugins::const_iterator i = _plugins.find(uri);
+	return ((i != _plugins.end()) ? i->second : NULL);
+}
+
+void
+BlockFactory::load_internal_plugins()
+{
+	Ingen::URIs& uris = _world->uris();
+	InternalPlugin* controller_plug = ControllerNode::internal_plugin(uris);
+	_plugins.insert(make_pair(controller_plug->uri(), controller_plug));
+
+	InternalPlugin* delay_plug = DelayNode::internal_plugin(uris);
+	_plugins.insert(make_pair(delay_plug->uri(), delay_plug));
+
+	InternalPlugin* note_plug = NoteNode::internal_plugin(uris);
+	_plugins.insert(make_pair(note_plug->uri(), note_plug));
+
+	InternalPlugin* trigger_plug = TriggerNode::internal_plugin(uris);
+	_plugins.insert(make_pair(trigger_plug->uri(), trigger_plug));
+}
+
+void
+BlockFactory::load_plugin(const Raul::URI& uri)
+{
+	if (_has_loaded || _plugins.find(uri) != _plugins.end()) {
+		return;
+	}
+
+	LilvNode*          node  = lilv_new_uri(_world->lilv_world(), uri.c_str());
+	const LilvPlugins* plugs = lilv_world_get_all_plugins(_world->lilv_world());
+	const LilvPlugin*  plug  = lilv_plugins_get_by_uri(plugs, node);
+	if (plug) {
+		LV2Plugin* const ingen_plugin = new LV2Plugin(_lv2_info, uri);
+		ingen_plugin->lilv_plugin(plug);
+		_plugins.insert(make_pair(uri, ingen_plugin));
+	}
+	lilv_node_free(node);
+}
+
+/** Loads information about all LV2 plugins into internal plugin database.
+ */
+void
+BlockFactory::load_lv2_plugins()
+{
+	const LilvPlugins* plugins = lilv_world_get_all_plugins(_world->lilv_world());
+	LILV_FOREACH(plugins, i, plugins) {
+		const LilvPlugin* lv2_plug = lilv_plugins_get(plugins, i);
+
+		const Raul::URI uri(lilv_node_as_uri(lilv_plugin_get_uri(lv2_plug)));
+
+		if (_plugins.find(uri) != _plugins.end()) {
+			continue;
+		}
+
+		LV2Plugin* const plugin = new LV2Plugin(_lv2_info, uri);
+
+		plugin->lilv_plugin(lv2_plug);
+		_plugins.insert(make_pair(uri, plugin));
+	}
+}
+
+} // namespace Server
+} // namespace Ingen