1 files changed, 111 insertions, 0 deletions
diff --git a/src/server/events/Get.cpp b/src/server/events/Get.cpp
new file mode 100644
index 00000000..e53e8c41
--- /dev/null
+++ b/src/server/events/Get.cpp
@@ -0,0 +1,111 @@
+/*
+  This file is part of Ingen.
+  Copyright 2007-2017 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 <utility>
+
+#include "ingen/Interface.hpp"
+#include "ingen/Node.hpp"
+#include "ingen/Store.hpp"
+
+#include "BlockImpl.hpp"
+#include "Broadcaster.hpp"
+#include "BufferFactory.hpp"
+#include "Engine.hpp"
+#include "Get.hpp"
+#include "GraphImpl.hpp"
+#include "PluginImpl.hpp"
+#include "PortImpl.hpp"
+
+namespace Ingen {
+namespace Server {
+namespace Events {
+
+Get::Get(Engine&           engine,
+         SPtr<Interface>   client,
+         SampleCount       timestamp,
+         const Ingen::Get& msg)
+	: Event(engine, client, msg.seq, timestamp)
+	, _msg(msg)
+	, _object(nullptr)
+	, _plugin(nullptr)
+{}
+
+bool
+Get::pre_process(PreProcessContext& ctx)
+{
+	std::lock_guard<Store::Mutex> lock(_engine.store()->mutex());
+
+	const auto& uri = _msg.subject;
+	if (uri == "ingen:/plugins") {
+		_plugins = _engine.block_factory()->plugins();
+		return Event::pre_process_done(Status::SUCCESS);
+	} else if (uri == "ingen:/engine") {
+		return Event::pre_process_done(Status::SUCCESS);
+	} else if (uri_is_path(uri)) {
+		if ((_object = _engine.store()->get(uri_to_path(uri)))) {
+			const BlockImpl* block = nullptr;
+			const GraphImpl* graph = nullptr;
+			const PortImpl*  port  = nullptr;
+			if ((graph = dynamic_cast<const GraphImpl*>(_object))) {
+				_response.put_graph(graph);
+			} else if ((block = dynamic_cast<const BlockImpl*>(_object))) {
+				_response.put_block(block);
+			} else if ((port = dynamic_cast<const PortImpl*>(_object))) {
+				_response.put_port(port);
+			} else {
+				return Event::pre_process_done(Status::BAD_OBJECT_TYPE, uri);
+			}
+			return Event::pre_process_done(Status::SUCCESS);
+		}
+		return Event::pre_process_done(Status::NOT_FOUND, uri);
+	} else if ((_plugin = _engine.block_factory()->plugin(uri))) {
+		_response.put_plugin(_plugin);
+		return Event::pre_process_done(Status::SUCCESS);
+	} else {
+		return Event::pre_process_done(Status::NOT_FOUND, uri);
+	}
+}
+
+void
+Get::post_process()
+{
+	Broadcaster::Transfer t(*_engine.broadcaster());
+	if (respond() == Status::SUCCESS && _request_client) {
+		if (_msg.subject == "ingen:/plugins") {
+			_engine.broadcaster()->send_plugins_to(_request_client.get(), _plugins);
+		} else if (_msg.subject == "ingen:/engine") {
+			// TODO: Keep a proper RDF model of the engine
+			URIs&      uris  = _engine.world()->uris();
+			Properties props = {
+				{ uris.param_sampleRate,
+				  uris.forge.make(int32_t(_engine.sample_rate())) },
+				{ uris.bufsz_maxBlockLength,
+				  uris.forge.make(int32_t(_engine.block_length())) },
+				{ uris.ingen_numThreads,
+				  uris.forge.make(int32_t(_engine.n_threads())) } };
+
+			const Properties load_props = _engine.load_properties();
+			props.insert(load_props.begin(), load_props.end());
+			_request_client->put(URI("ingen:/engine"), props);
+		} else {
+			_response.send(*_request_client);
+		}
+	}
+}
+
+} // namespace Events
+} // namespace Server
+} // namespace Ingen