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146 lines
3.8 KiB
146 lines
3.8 KiB
/*
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* $Id: Conference.cpp 288 2007-03-28 16:32:02Z sayer $
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*
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* Copyright (C) 2002-2003 Fhg Fokus
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*
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* This file is part of sems, a free SIP media server.
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*
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* sems is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* For a license to use the sems software under conditions
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* other than those described here, or to purchase support for this
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* software, please contact iptel.org by e-mail at the following addresses:
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* info@iptel.org
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*
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* sems is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "SimpleConference.h"
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#include "AmConferenceStatus.h"
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#include "log.h"
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#define APP_NAME "simple_conference"
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EXPORT_SESSION_FACTORY(SimpleConferenceFactory,APP_NAME);
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SimpleConferenceFactory::SimpleConferenceFactory(const string& _app_name)
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: AmSessionFactory(_app_name)
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{
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}
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int SimpleConferenceFactory::onLoad()
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{
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return 0;
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}
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// incoming calls - req is INVITE
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AmSession* SimpleConferenceFactory::onInvite(const AmSipRequest& req)
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{
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return new SimpleConferenceDialog();
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}
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// outgoing calls - rep is 200 class response to INVITE
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AmSession* SimpleConferenceFactory::onInvite(const AmSipReply& rep)
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{
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return new SimpleConferenceDialog();
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}
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SimpleConferenceDialog::SimpleConferenceDialog()
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: play_list(this)
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{
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// use adaptive playout - its the best method around
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rtp_str.setPlayoutType(ADAPTIVE_PLAYOUT);
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}
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SimpleConferenceDialog::~SimpleConferenceDialog()
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{
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// clean playlist items
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play_list.close(false);
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}
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void SimpleConferenceDialog::onSessionStart(const AmSipRequest& req)
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{
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// set the conference id ('conference room') to user part of ruri
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conf_id = dlg.user;
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// open the beep file
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BeepSound.reset(new AmAudioFile());
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if(BeepSound->open(BEEP_FILE_NAME, AmAudioFile::Read)) {
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BeepSound.reset(0);
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}
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// get a channel from the status
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channel.reset(AmConferenceStatus::getChannel(conf_id,getLocalTag()));
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// add the channel to our playlist
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play_list.addToPlaylist(new AmPlaylistItem(channel.get(),
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channel.get()));
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// set the playlist as input and output
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setInOut(&play_list,&play_list);
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// we need to be in the same callgroup as the other
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// people in the conference (important if we have multiple
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// MediaProcessor threads
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setCallgroup(conf_id);
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}
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void SimpleConferenceDialog::onBye(const AmSipRequest& req)
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{
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play_list.close();
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setInOut(NULL,NULL);
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channel.reset(NULL);
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setStopped();
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}
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void SimpleConferenceDialog::process(AmEvent* ev)
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{
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// check conference events
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ConferenceEvent* ce = dynamic_cast<ConferenceEvent*>(ev);
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if(ce && (conf_id == ce->conf_id)){
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switch(ce->event_id){
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case ConfNewParticipant: {
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if(BeepSound.get()){
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// rewind in case we already played it
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BeepSound->rewind();
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// add to front of playlist - after the file is played
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// we will be connected again to conference channel
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play_list.addToPlayListFront(new AmPlaylistItem(BeepSound.get(), NULL));
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}
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} break;
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case ConfParticipantLeft: {
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if(BeepSound.get()){
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BeepSound->rewind();
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play_list.addToPlayListFront(new AmPlaylistItem( BeepSound.get(), NULL));
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}
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} break;
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default:
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break;
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}
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return;
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}
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AmSession::process(ev);
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}
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void SimpleConferenceDialog::onDtmf(int event, int duration)
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{
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DBG("SimpleConferenceDialog::onDtmf: event %d duration %d\n",
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event, duration);
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}
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