332 lines
8.9 KiB
C++
332 lines
8.9 KiB
C++
/* This file is part of Om. Copyright (C) 2006 Dave Robillard.
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*
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* Om is free software; you can redistribute it and/or modify it under the
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* terms of the GNU General Public License as published by the Free Software
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* Foundation; either version 2 of the License, or (at your option) any later
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* version.
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*
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* Om is distributed in the hope that it will be useful, but WITHOUT ANY
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* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "ClientBroadcaster.h"
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#include <cassert>
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#include <iostream>
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#include <unistd.h>
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#include "Om.h"
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#include "OmApp.h"
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#include "ObjectStore.h"
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#include "NodeFactory.h"
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#include "util.h"
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#include "Patch.h"
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#include "Node.h"
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#include "PortInfo.h"
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#include "Plugin.h"
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#include "PortBase.h"
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#include "Connection.h"
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#include "AudioDriver.h"
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#include "ObjectSender.h"
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#include "interface/ClientKey.h"
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#include "interface/ClientInterface.h"
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#include "OSCClient.h"
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using std::cout; using std::cerr; using std::endl;
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using Om::Shared::ClientInterface;
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namespace Om {
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/** Register a client to receive messages over the notification band.
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*/
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void
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ClientBroadcaster::register_client(const ClientKey key, CountedPtr<ClientInterface> client)
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{
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assert(key.type() == ClientKey::OSC_URL);
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assert(key.uri() != "");
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bool found = false;
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for (ClientList::iterator i = _clients.begin(); i != _clients.end(); ++i)
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if ((*i).first == key)
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found = true;
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if (!found) {
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_clients.push_back(pair<ClientKey, CountedPtr<ClientInterface> >(key, client));
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cout << "[ClientBroadcaster] Registered client " << key.uri()
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<< " (" << _clients.size() << " clients)" << endl;
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} else {
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cout << "[ClientBroadcaster] Client already registered." << endl;
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}
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}
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/** Remove a client from the list of registered clients.
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*
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* The removed client is returned (not deleted). It is the caller's
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* responsibility to delete the returned pointer, if it's not NULL.
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*
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* @return true if client was found and removed (and refcount decremented).
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*/
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bool
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ClientBroadcaster::unregister_client(const ClientKey& key)
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{
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cerr << "FIXME: unregister broken\n";
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return false;
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#if 0
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if (responder == NULL)
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return NULL;
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// FIXME: remove filthy cast
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const string url = lo_address_get_url(((OSCResponder*)responder)->source());
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ClientInterface* r = NULL;
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for (ClientList::iterator i = _clients.begin(); i != _clients.end(); ++i) {
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if ((*i).second->url() == url) {
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r = *i;
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_clients.erase(i);
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break;
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}
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}
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if (r != NULL)
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cout << "[OSC] Unregistered client " << r->url() << " (" << _clients.size() << " clients)" << endl;
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else
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cerr << "[OSC] ERROR: Unable to find client to unregister!" << endl;
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return r;
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#endif
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}
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/** Looks up the client with the given @a source address (which is used as the
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* unique identifier for registered clients).
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*
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* (A responder is passed to remove the dependency on liblo addresses in request
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* events, in anticipation of libom and multiple ways of responding to clients).
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*/
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CountedPtr<ClientInterface>
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ClientBroadcaster::client(const ClientKey& key)
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{
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for (ClientList::iterator i = _clients.begin(); i != _clients.end(); ++i)
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if ((*i).first == key)
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return (*i).second;
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cerr << "[ClientBroadcaster] Failed to find client." << endl;
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return NULL;
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}
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void
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ClientBroadcaster::send_error(const string& msg)
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{
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for (ClientList::const_iterator i = _clients.begin(); i != _clients.end(); ++i)
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(*i).second->error(msg);
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}
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void
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ClientBroadcaster::send_plugins_to(ClientInterface* client)
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{
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om->node_factory()->lock_plugin_list();
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const list<Plugin*>& plugs = om->node_factory()->plugins();
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const Plugin* plugin;
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lo_timetag tt;
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lo_timetag_now(&tt);
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lo_bundle b = lo_bundle_new(tt);
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lo_message m = lo_message_new();
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list<lo_message> msgs;
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lo_message_add_int32(m, plugs.size());
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lo_bundle_add_message(b, "/om/num_plugins", m);
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msgs.push_back(m);
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for (list<Plugin*>::const_iterator j = plugs.begin(); j != plugs.end(); ++j) {
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plugin = (*j);
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m = lo_message_new();
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lo_message_add_string(m, plugin->type_string());
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lo_message_add_string(m, plugin->uri().c_str());
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lo_message_add_string(m, plugin->name().c_str());
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lo_bundle_add_message(b, "/om/plugin", m);
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msgs.push_back(m);
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if (lo_bundle_length(b) > 1024) {
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// FIXME FIXME FIXME dirty, dirty cast
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lo_send_bundle(((OSCClient*)client)->address(), b);
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lo_bundle_free(b);
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b = lo_bundle_new(tt);
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}
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}
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if (lo_bundle_length(b) > 0) {
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// FIXME FIXME FIXME dirty, dirty cast
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lo_send_bundle(((OSCClient*)client)->address(), b);
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lo_bundle_free(b);
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} else {
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lo_bundle_free(b);
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}
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for (list<lo_bundle>::const_iterator i = msgs.begin(); i != msgs.end(); ++i)
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lo_message_free(*i);
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om->node_factory()->unlock_plugin_list();
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}
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void
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ClientBroadcaster::send_node(const Node* node)
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{
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for (ClientList::const_iterator i = _clients.begin(); i != _clients.end(); ++i)
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ObjectSender::send_node((*i).second.get(), node);
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}
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void
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ClientBroadcaster::send_port(const Port* port)
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{
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for (ClientList::const_iterator i = _clients.begin(); i != _clients.end(); ++i)
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ObjectSender::send_port((*i).second.get(), port);
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}
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void
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ClientBroadcaster::send_destroyed(const string& path)
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{
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assert(path != "/");
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for (ClientList::const_iterator i = _clients.begin(); i != _clients.end(); ++i)
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(*i).second->object_destroyed(path);
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}
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void
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ClientBroadcaster::send_patch_cleared(const string& patch_path)
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{
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for (ClientList::const_iterator i = _clients.begin(); i != _clients.end(); ++i)
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(*i).second->patch_cleared(patch_path);
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}
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void
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ClientBroadcaster::send_connection(const Connection* const c)
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{
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for (ClientList::const_iterator i = _clients.begin(); i != _clients.end(); ++i)
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(*i).second->connection(c->src_port()->path(), c->dst_port()->path());
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}
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void
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ClientBroadcaster::send_disconnection(const string& src_port_path, const string& dst_port_path)
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{
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for (ClientList::const_iterator i = _clients.begin(); i != _clients.end(); ++i)
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(*i).second->disconnection(src_port_path, dst_port_path);
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}
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void
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ClientBroadcaster::send_patch_enable(const string& patch_path)
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{
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for (ClientList::const_iterator i = _clients.begin(); i != _clients.end(); ++i)
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(*i).second->patch_enabled(patch_path);
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}
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void
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ClientBroadcaster::send_patch_disable(const string& patch_path)
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{
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for (ClientList::const_iterator i = _clients.begin(); i != _clients.end(); ++i)
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(*i).second->patch_disabled(patch_path);
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}
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/** Send notification of a metadata update.
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*
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* Like control changes, does not send update to client that set the metadata, if applicable.
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*/
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void
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ClientBroadcaster::send_metadata_update(const string& node_path, const string& key, const string& value)
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{
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for (ClientList::const_iterator i = _clients.begin(); i != _clients.end(); ++i)
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(*i).second->metadata_update(node_path, key, value);
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}
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/** Send notification of a control change.
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*
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* If responder is specified, the notification will not be send to the address of
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* that responder (to avoid sending redundant information back to clients and
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* forcing clients to ignore things to avoid feedback loops etc).
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*/
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void
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ClientBroadcaster::send_control_change(const string& port_path, float value)
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{
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for (ClientList::const_iterator i = _clients.begin(); i != _clients.end(); ++i)
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(*i).second->control_change(port_path, value);
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}
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void
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ClientBroadcaster::send_program_add(const string& node_path, int bank, int program, const string& name)
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{
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for (ClientList::const_iterator i = _clients.begin(); i != _clients.end(); ++i)
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(*i).second->program_add(node_path, bank, program, name);
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}
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void
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ClientBroadcaster::send_program_remove(const string& node_path, int bank, int program)
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{
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for (ClientList::const_iterator i = _clients.begin(); i != _clients.end(); ++i)
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(*i).second->program_remove(node_path, bank, program);
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}
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/** Send a patch.
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*
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* Sends all objects underneath Patch - contained Nodes, etc.
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*/
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void
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ClientBroadcaster::send_patch(const Patch* const p)
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{
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for (ClientList::const_iterator i = _clients.begin(); i != _clients.end(); ++i)
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ObjectSender::send_patch((*i).second.get(), p);
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}
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/** Sends notification of an OmObject's renaming
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*/
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void
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ClientBroadcaster::send_rename(const string& old_path, const string& new_path)
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{
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for (ClientList::const_iterator i = _clients.begin(); i != _clients.end(); ++i)
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(*i).second->object_renamed(old_path, new_path);
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}
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/** Sends all OmObjects known to the engine.
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*/
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void
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ClientBroadcaster::send_all_objects()
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{
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cerr << "FIXME: send_all" << endl;
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//for (ClientList::const_iterator i = _clients.begin(); i != _clients.end(); ++i)
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// (*i).second->send_all_objects();
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}
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/*
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void
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ClientBroadcaster::send_node_creation_messages(const Node* const node)
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{
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// This is pretty stupid :/ in and out and back again!
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for (ClientList::const_iterator i = _clients.begin(); i != _clients.end(); ++i)
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node->send_creation_messages((*i).second);
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}
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*/
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} // namespace Om
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