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Diffstat (limited to 'src/engine/ClientBroadcaster.cpp')
-rw-r--r-- | src/engine/ClientBroadcaster.cpp | 271 |
1 files changed, 271 insertions, 0 deletions
diff --git a/src/engine/ClientBroadcaster.cpp b/src/engine/ClientBroadcaster.cpp new file mode 100644 index 00000000..d754f072 --- /dev/null +++ b/src/engine/ClientBroadcaster.cpp @@ -0,0 +1,271 @@ +/* This file is part of Ingen. + * Copyright (C) 2007 Dave 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 <cassert> +#include <iostream> +#include <unistd.h> +#include "interface/ClientInterface.hpp" +#include "ClientBroadcaster.hpp" +#include "EngineStore.hpp" +#include "NodeFactory.hpp" +#include "util.hpp" +#include "PatchImpl.hpp" +#include "NodeImpl.hpp" +#include "PluginImpl.hpp" +#include "PortImpl.hpp" +#include "ConnectionImpl.hpp" +#include "AudioDriver.hpp" +#include "ObjectSender.hpp" +#include "OSCClientSender.hpp" + +using namespace std; +using Ingen::Shared::ClientInterface; + +namespace Ingen { + + +/** Register a client to receive messages over the notification band. + */ +void +ClientBroadcaster::register_client(const string& uri, ClientInterface* client) +{ + Clients::iterator i = _clients.find(uri); + + if (i == _clients.end()) { + _clients[uri] = client; + cout << "[ClientBroadcaster] Registered client: " << uri << endl; + } else { + cout << "[ClientBroadcaster] Client already registered: " << uri << endl; + } +} + + +/** Remove a client from the list of registered clients. + * + * @return true if client was found and removed. + */ +bool +ClientBroadcaster::unregister_client(const string& uri) +{ + size_t erased = _clients.erase(uri); + + if (erased > 0) + cout << "Unregistered client: " << uri << endl; + else + cout << "Failed to find client to unregister: " << uri << endl; + + return (erased > 0); +} + + + +/** Looks up the client with the given @a source address (which is used as the + * unique identifier for registered clients). + * + * (A responder is passed to remove the dependency on liblo addresses in request + * events, in anticipation of libom and multiple ways of responding to clients). + */ +ClientInterface* +ClientBroadcaster::client(const string& uri) +{ + Clients::iterator i = _clients.find(uri); + if (i != _clients.end()) { + return (*i).second; + } else { + return NULL; + } +} + + +void +ClientBroadcaster::bundle_begin() +{ + for (Clients::const_iterator i = _clients.begin(); i != _clients.end(); ++i) + (*i).second->bundle_begin(); +} + + +void +ClientBroadcaster::bundle_end() +{ + for (Clients::const_iterator i = _clients.begin(); i != _clients.end(); ++i) + (*i).second->bundle_end(); +} + + +void +ClientBroadcaster::send_error(const string& msg) +{ + for (Clients::const_iterator i = _clients.begin(); i != _clients.end(); ++i) + (*i).second->error(msg); +} + +void +ClientBroadcaster::send_plugins_to(ClientInterface* client, const NodeFactory::Plugins& plugins) +{ + client->transfer_begin(); + + for (NodeFactory::Plugins::const_iterator i = plugins.begin(); i != plugins.end(); ++i) { + const PluginImpl* const plugin = i->second; + client->new_plugin(plugin->uri(), plugin->type_uri(), plugin->symbol(), plugin->name()); + } + + client->transfer_end(); +} + + +void +ClientBroadcaster::send_plugins(const NodeFactory::Plugins& plugins) +{ + for (Clients::const_iterator c = _clients.begin(); c != _clients.end(); ++c) + send_plugins_to((*c).second, plugins); +} + + +void +ClientBroadcaster::send_node(const NodeImpl* node, bool recursive) +{ + for (Clients::const_iterator i = _clients.begin(); i != _clients.end(); ++i) + ObjectSender::send_node((*i).second, node, recursive); +} + + +void +ClientBroadcaster::send_port(const PortImpl* port) +{ + for (Clients::const_iterator i = _clients.begin(); i != _clients.end(); ++i) + ObjectSender::send_port((*i).second, port); +} + + +void +ClientBroadcaster::send_destroyed(const string& path) +{ + assert(path != "/"); + for (Clients::const_iterator i = _clients.begin(); i != _clients.end(); ++i) + (*i).second->destroy(path); +} + + +void +ClientBroadcaster::send_patch_cleared(const string& patch_path) +{ + for (Clients::const_iterator i = _clients.begin(); i != _clients.end(); ++i) + (*i).second->patch_cleared(patch_path); +} + +void +ClientBroadcaster::send_connection(const SharedPtr<const ConnectionImpl> c) +{ + for (Clients::const_iterator i = _clients.begin(); i != _clients.end(); ++i) + (*i).second->connect(c->src_port()->path(), c->dst_port()->path()); +} + + +void +ClientBroadcaster::send_disconnection(const string& src_port_path, const string& dst_port_path) +{ + for (Clients::const_iterator i = _clients.begin(); i != _clients.end(); ++i) + (*i).second->disconnect(src_port_path, dst_port_path); +} + + +/** Send notification of a variable update. + * + * Like control changes, does not send update to client that set the variable, if applicable. + */ +void +ClientBroadcaster::send_variable_change(const string& node_path, const string& key, const Atom& value) +{ + for (Clients::const_iterator i = _clients.begin(); i != _clients.end(); ++i) + (*i).second->set_variable(node_path, key, value); +} + + +/** Send notification of a property update. + * + * Like control changes, does not send update to client that set the property, if applicable. + */ +void +ClientBroadcaster::send_property_change(const string& node_path, const string& key, const Atom& value) +{ + for (Clients::const_iterator i = _clients.begin(); i != _clients.end(); ++i) + (*i).second->set_property(node_path, key, value); +} + + +/** Send notification of a control change. + * + * If responder is specified, the notification will not be send to the address of + * that responder (to avoid sending redundant information back to clients and + * forcing clients to ignore things to avoid feedback loops etc). + */ +void +ClientBroadcaster::send_port_value(const string& port_path, const Raul::Atom& value) +{ + for (Clients::const_iterator i = _clients.begin(); i != _clients.end(); ++i) + (*i).second->set_port_value(port_path, value); +} + + +void +ClientBroadcaster::send_port_activity(const string& port_path) +{ + for (Clients::const_iterator i = _clients.begin(); i != _clients.end(); ++i) + (*i).second->port_activity(port_path); +} + + +void +ClientBroadcaster::send_program_add(const string& node_path, int bank, int program, const string& name) +{ + for (Clients::const_iterator i = _clients.begin(); i != _clients.end(); ++i) + (*i).second->program_add(node_path, bank, program, name); +} + + +void +ClientBroadcaster::send_program_remove(const string& node_path, int bank, int program) +{ + for (Clients::const_iterator i = _clients.begin(); i != _clients.end(); ++i) + (*i).second->program_remove(node_path, bank, program); +} + + +/** Send a patch. + * + * Sends all objects underneath Patch - contained Nodes, etc. + */ +void +ClientBroadcaster::send_patch(const PatchImpl* p, bool recursive) +{ + for (Clients::const_iterator i = _clients.begin(); i != _clients.end(); ++i) + ObjectSender::send_patch((*i).second, p, recursive); +} + + +/** Sends notification of an GraphObject's renaming + */ +void +ClientBroadcaster::send_rename(const string& old_path, const string& new_path) +{ + for (Clients::const_iterator i = _clients.begin(); i != _clients.end(); ++i) + (*i).second->object_renamed(old_path, new_path); +} + + +} // namespace Ingen |