Added Om aka Graph aka god knows what

git-svn-id: http://svn.drobilla.net/lad/grauph@9 a436a847-0d15-0410-975c-d299462d15a1

1 files changed, 79 insertions, 0 deletions

diff --git a/src/engine/SetMetadataEvent.cpp b/src/engine/SetMetadataEvent.cpp
new file mode 100644
index 00000000..614f7ca9
--- /dev/null
+++ b/src/engine/SetMetadataEvent.cpp
@@ -0,0 +1,79 @@
+/* This file is part of Om.  Copyright (C) 2006 Dave Robillard.
+ * 
+ * Om is free software; you can redistribute it and/or modify it under the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 2 of the License, or (at your option) any later
+ * version.
+ * 
+ * Om 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 General Public License for details.
+ * 
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#include "SetMetadataEvent.h"
+#include <string>
+#include "Responder.h"
+#include "Om.h"
+#include "OmApp.h"
+#include "ClientBroadcaster.h"
+#include "OmObject.h"
+#include "ObjectStore.h"
+
+using std::string;
+
+namespace Om {
+
+
+SetMetadataEvent::SetMetadataEvent(CountedPtr<Responder> responder, const string& path, const string& key, const string& value)
+: QueuedEvent(responder),
+  m_path(path),
+  m_key(key),
+  m_value(value),
+  m_object(NULL)
+{
+}
+
+
+void
+SetMetadataEvent::pre_process()
+{
+	m_object = om->object_store()->find(m_path);
+	if (m_object == NULL) {
+		QueuedEvent::pre_process();
+		return;
+	}
+
+	m_object->set_metadata(m_key, m_value);
+
+	QueuedEvent::pre_process();
+}
+
+
+void
+SetMetadataEvent::execute(samplecount offset)
+{
+	// Do nothing
+	
+	QueuedEvent::execute(offset);
+}
+
+
+void
+SetMetadataEvent::post_process()
+{
+	if (m_object == NULL) {
+		string msg = "Unable to find object ";
+		msg += m_path;
+		m_responder->respond_error(msg);
+	} else {
+		m_responder->respond_ok();
+		om->client_broadcaster()->send_metadata_update(m_path, m_key, m_value);
+	}
+}
+
+
+} // namespace Om