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-rw-r--r--src/server/events/Move.cpp130
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diff --git a/src/server/events/Move.cpp b/src/server/events/Move.cpp
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+/* This file is part of Ingen.
+ * Copyright 2007-2011 David Robillard <http://drobilla.net>
+ *
+ * Ingen 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.
+ *
+ * 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 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.,
+ * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "raul/Path.hpp"
+#include "events/Move.hpp"
+#include "ClientBroadcaster.hpp"
+#include "Engine.hpp"
+#include "NodeImpl.hpp"
+#include "EngineStore.hpp"
+#include "PatchImpl.hpp"
+#include "Request.hpp"
+#include "Driver.hpp"
+
+using namespace std;
+using namespace Raul;
+
+namespace Ingen {
+namespace Server {
+namespace Events {
+
+Move::Move(Engine& engine, SharedPtr<Request> request, SampleCount timestamp, const Path& path, const Path& new_path)
+ : QueuedEvent(engine, request, timestamp)
+ , _old_path(path)
+ , _new_path(new_path)
+ , _parent_patch(NULL)
+ , _store_iterator(engine.engine_store()->end())
+{
+}
+
+Move::~Move()
+{
+}
+
+void
+Move::pre_process()
+{
+ if (!_old_path.parent().is_parent_of(_new_path)) {
+ _error = PARENT_DIFFERS;
+ QueuedEvent::pre_process();
+ return;
+ }
+ _store_iterator = _engine.engine_store()->find(_old_path);
+ if (_store_iterator == _engine.engine_store()->end()) {
+ _error = OBJECT_NOT_FOUND;
+ QueuedEvent::pre_process();
+ return;
+ }
+
+ if (_engine.engine_store()->find_object(_new_path)) {
+ _error = OBJECT_EXISTS;
+ QueuedEvent::pre_process();
+ return;
+ }
+
+ SharedPtr< Table<Path, SharedPtr<GraphObject> > > removed
+ = _engine.engine_store()->remove(_store_iterator);
+
+ assert(removed->size() > 0);
+
+ for (Table<Path, SharedPtr<GraphObject> >::iterator i = removed->begin(); i != removed->end(); ++i) {
+ const Path& child_old_path = i->first;
+ assert(Path::descendant_comparator(_old_path, child_old_path));
+
+ Path child_new_path;
+ if (child_old_path == _old_path)
+ child_new_path = _new_path;
+ else
+ child_new_path = Path(_new_path).base() + child_old_path.substr(_old_path.length()+1);
+
+ PtrCast<GraphObjectImpl>(i->second)->set_path(child_new_path);
+ i->first = child_new_path;
+ }
+
+ _engine.engine_store()->add(*removed.get());
+
+ QueuedEvent::pre_process();
+}
+
+void
+Move::execute(ProcessContext& context)
+{
+ QueuedEvent::execute(context);
+
+ SharedPtr<PortImpl> port = PtrCast<PortImpl>(_store_iterator->second);
+ if (port && port->parent()->parent() == NULL) {
+ DriverPort* driver_port = _engine.driver()->driver_port(_new_path);
+ if (driver_port)
+ driver_port->move(_new_path);
+ }
+}
+
+void
+Move::post_process()
+{
+ string msg = "Unable to rename object - ";
+
+ if (_error == NO_ERROR) {
+ _request->respond_ok();
+ _engine.broadcaster()->move(_old_path, _new_path);
+ } else {
+ if (_error == OBJECT_EXISTS)
+ msg.append("Object already exists at ").append(_new_path.str());
+ else if (_error == OBJECT_NOT_FOUND)
+ msg.append("Could not find object ").append(_old_path.str());
+ else if (_error == OBJECT_NOT_RENAMABLE)
+ msg.append(_old_path.str()).append(" is not renamable");
+ else if (_error == PARENT_DIFFERS)
+ msg.append(_new_path.str()).append(" is a child of a different patch");
+
+ _request->respond_error(msg);
+ }
+}
+
+} // namespace Server
+} // namespace Ingen
+} // namespace Events