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-rw-r--r--src/server/events/DisconnectAll.cpp189
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diff --git a/src/server/events/DisconnectAll.cpp b/src/server/events/DisconnectAll.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 <boost/format.hpp>
+
+#include "raul/Array.hpp"
+#include "raul/Maid.hpp"
+#include "raul/Path.hpp"
+
+#include "ClientBroadcaster.hpp"
+#include "ConnectionImpl.hpp"
+#include "Engine.hpp"
+#include "EngineStore.hpp"
+#include "InputPort.hpp"
+#include "NodeImpl.hpp"
+#include "OutputPort.hpp"
+#include "PatchImpl.hpp"
+#include "PortImpl.hpp"
+#include "Request.hpp"
+#include "events/Disconnect.hpp"
+#include "events/DisconnectAll.hpp"
+#include "util.hpp"
+
+using namespace std;
+using namespace Raul;
+
+namespace Ingen {
+namespace Server {
+namespace Events {
+
+DisconnectAll::DisconnectAll(Engine& engine, SharedPtr<Request> request, SampleCount timestamp, const Path& parent_path, const Path& node_path)
+ : QueuedEvent(engine, request, timestamp)
+ , _parent_path(parent_path)
+ , _path(node_path)
+ , _parent(NULL)
+ , _node(NULL)
+ , _port(NULL)
+ , _compiled_patch(NULL)
+ , _deleting(false)
+{
+}
+
+/** Internal version for use by other events.
+ */
+DisconnectAll::DisconnectAll(Engine& engine, PatchImpl* parent, GraphObjectImpl* object)
+ : QueuedEvent(engine)
+ , _parent_path(parent->path())
+ , _path(object->path())
+ , _parent(parent)
+ , _node(dynamic_cast<NodeImpl*>(object))
+ , _port(dynamic_cast<PortImpl*>(object))
+ , _compiled_patch(NULL)
+ , _deleting(true)
+{
+}
+
+DisconnectAll::~DisconnectAll()
+{
+ for (Impls::iterator i = _impls.begin(); i != _impls.end(); ++i)
+ delete (*i);
+}
+
+void
+DisconnectAll::maybe_remove_connection(ConnectionImpl* c)
+{
+ if (c->pending_disconnection())
+ return;
+
+ OutputPort* src = dynamic_cast<OutputPort*>(c->src_port());
+ InputPort* dst = dynamic_cast<InputPort*>(c->dst_port());
+
+ if (_node) {
+ if (src->parent_node() == _node || dst->parent_node() == _node) {
+ _impls.push_back(new Disconnect::Impl(_engine, _parent, src, dst));
+ }
+ } else {
+ assert(_port);
+ if (src == _port || dst == _port) {
+ _impls.push_back(new Disconnect::Impl(_engine, _parent, src, dst));
+ }
+ }
+}
+
+void
+DisconnectAll::pre_process()
+{
+ if (!_deleting) {
+ _parent = _engine.engine_store()->find_patch(_parent_path);
+
+ if (_parent == NULL) {
+ _error = PARENT_NOT_FOUND;
+ QueuedEvent::pre_process();
+ return;
+ }
+
+ GraphObjectImpl* object = _engine.engine_store()->find_object(_path);
+
+ if (object == NULL) {
+ _error = OBJECT_NOT_FOUND;
+ QueuedEvent::pre_process();
+ return;
+ }
+
+ if (object->parent_patch() != _parent && object->parent()->parent_patch() != _parent) {
+ _error = INVALID_PARENT_PATH;
+ QueuedEvent::pre_process();
+ return;
+ }
+
+ // Only one of these will succeed
+ _node = dynamic_cast<NodeImpl*>(object);
+ _port = dynamic_cast<PortImpl*>(object);
+
+ assert((_node || _port) && !(_node && _port));
+ }
+
+ for (Patch::Connections::const_iterator i = _parent->connections().begin();
+ i != _parent->connections().end(); ++i) {
+ maybe_remove_connection((ConnectionImpl*)i->second.get());
+ }
+
+ if (!_deleting && _parent->enabled())
+ _compiled_patch = _parent->compile();
+
+ QueuedEvent::pre_process();
+}
+
+void
+DisconnectAll::execute(ProcessContext& context)
+{
+ QueuedEvent::execute(context);
+
+ if (_error == NO_ERROR) {
+ for (Impls::iterator i = _impls.begin(); i != _impls.end(); ++i) {
+ (*i)->execute(context,
+ !_deleting || ((*i)->dst_port()->parent_node() != _node));
+ }
+ }
+
+ _engine.maid()->push(_parent->compiled_patch());
+ _parent->compiled_patch(_compiled_patch);
+}
+
+void
+DisconnectAll::post_process()
+{
+ if (_error == NO_ERROR) {
+ if (_request)
+ _request->respond_ok();
+ _engine.broadcaster()->disconnect_all(_parent_path, _path);
+ } else {
+ if (_request) {
+ boost::format fmt("Unable to disconnect %1% (%2%)");
+ fmt % _path;
+ switch (_error) {
+ case INVALID_PARENT_PATH:
+ fmt % string("Invalid parent path: ").append(_parent_path.str());
+ break;
+ case PARENT_NOT_FOUND:
+ fmt % string("Unable to find parent: ").append(_parent_path.str());
+ break;
+ case OBJECT_NOT_FOUND:
+ fmt % string("Unable to find object");
+ default:
+ break;
+ }
+ _request->respond_error(fmt.str());
+ }
+ }
+}
+
+} // namespace Server
+} // namespace Ingen
+} // namespace Events
+