void WebConferenceDialog::connectConference(const string& room) {
// set the conference id ('conference room')
conf_id = room;
// disconnect in/out for safety
setInOut(NULL, NULL);
// we need to be in the same callgroup as the other
// people in the conference (important if we have multiple
// MediaProcessor threads
changeCallgroup(conf_id);
// get a channel from the status
if (channel.get() == NULL)
channel.reset(AmConferenceStatus::getChannel(conf_id,getLocalTag()));
else
AmConferenceStatus::postConferenceEvent(conf_id,
ConfNewParticipant,getLocalTag());
// clear the playlist
play_list.close();
// add the channel to our playlist
play_list.addToPlaylist(new AmPlaylistItem(channel.get(),
channel.get()));
// set the playlist as output and input
if (muted)
setInOut(NULL, &play_list);
else
setInOut(&play_list,&play_list);
}
void AnswerMachineDialog::process(AmEvent* event)
{
AmAudioEvent* ae = dynamic_cast<AmAudioEvent*>(event);
if(ae){
switch(ae->event_id){
case AmAudioEvent::noAudio:
switch(status){
case 0:
playlist.addToPlaylist(new AmPlaylistItem(NULL,&a_msg));
{AmArgArray di_args,ret;
di_args.push(RECORD_TIMER);
di_args.push(AnswerMachineFactory::MaxRecordTime);
di_args.push(getLocalTag().c_str());
user_timer->invoke("setTimer",di_args,ret);}
status = 1;
break;
case 1:
a_beep.rewind();
playlist.addToPlaylist(new AmPlaylistItem(&a_beep,NULL));
status = 2;
break;
case 2:
dlg.bye();
sendMailNotification();
setStopped();
break;
}
break;
case AmAudioEvent::cleared:
DBG("AmAudioEvent::cleared\n");
break;
default:
DBG("Unknown event id %i\n",ae->event_id);
break;
}
return;
}
AmPluginEvent* plugin_event = dynamic_cast<AmPluginEvent*>(event);
if(plugin_event && plugin_event->name == "timer_timeout" &&
plugin_event->data.get(0).asInt() == RECORD_TIMER) {
// clear list
playlist.close();
}
else
AmSession::process(event);
}
void AmB2BCalleeSession::onB2BEvent(B2BEvent* ev)
{
if(ev->event_id == B2BConnectLeg){
B2BConnectEvent* co_ev = dynamic_cast<B2BConnectEvent*>(ev);
if (!co_ev)
return;
MONITORING_LOG3(getLocalTag().c_str(),
"b2b_leg", other_id.c_str(),
"to", co_ev->remote_party.c_str(),
"ruri", co_ev->remote_uri.c_str());
dlg.remote_party = co_ev->remote_party;
dlg.remote_uri = co_ev->remote_uri;
if (co_ev->relayed_invite) {
relayed_req[dlg.cseq] = AmSipTransaction("INVITE", co_ev->r_cseq);
}
dlg.sendRequest("INVITE",co_ev->content_type,co_ev->body,co_ev->hdrs,SIP_FLAGS_VERBATIM);
return;
}
AmB2BSession::onB2BEvent(ev);
}
bool AmSession::removeTimer(int timer_id) {
DBG("removing timer %d\n", timer_id);
AmAppTimer::instance()->removeTimer(getLocalTag(), timer_id);
return true;
}
bool AmSession::removeTimers() {
DBG("removing timers\n");
AmAppTimer::instance()->removeTimers(getLocalTag());
return true;
}
void WebConferenceDialog::onSipReply(const AmSipReply& reply, int old_dlg_status)
{
//int status = dlg.getStatus();
AmSession::onSipReply(reply,old_dlg_status);
if ((old_dlg_status < AmSipDialog::Connected) &&
(dlg.getStatus() == AmSipDialog::Disconnected)) {
DBG("Call failed.\n");
setStopped();
}
// update status to map
if (is_dialout) {
// map AmSipDialog state to WebConferenceState
ConferenceRoomParticipant::ParticipantStatus rep_st =
ConferenceRoomParticipant::Connecting;
switch (dlg.getStatus()) {
case AmSipDialog::Pending: {
rep_st = ConferenceRoomParticipant::Connecting;
if (reply.code == 180)
rep_st = ConferenceRoomParticipant::Ringing;
} break;
case AmSipDialog::Connected:
rep_st = ConferenceRoomParticipant::Connected; break;
case AmSipDialog::Disconnecting:
rep_st = ConferenceRoomParticipant::Disconnecting; break;
case AmSipDialog::Disconnected:
rep_st = ConferenceRoomParticipant::Finished; break;
}
DBG("is dialout: updateing status\n");
factory->updateStatus(dlg.user, getLocalTag(),
rep_st, int2str(reply.code) + " " + reply.reason);
}
}
void AmB2BSession::setRtpRelayMode(RTPRelayMode mode)
{
DBG("enabled RTP relay mode for B2B call '%s'\n",
getLocalTag().c_str());
rtp_relay_mode = mode;
}
void ConferenceDialog::setupAudio()
{
if(!ConferenceFactory::JoinSound.empty()) {
JoinSound.reset(new AmAudioFile());
if(JoinSound->open(ConferenceFactory::JoinSound,
AmAudioFile::Read))
JoinSound.reset(0);
}
if(!ConferenceFactory::DropSound.empty()) {
DropSound.reset(new AmAudioFile());
if(DropSound->open(ConferenceFactory::DropSound,
AmAudioFile::Read))
DropSound.reset(0);
}
play_list.close();// !!!
if(dialout_channel.get()){
DBG("adding dialout_channel to the playlist (dialedout = %i)\n",dialedout);
play_list.addToPlaylist(new AmPlaylistItem(dialout_channel.get(),
dialout_channel.get()));
}
else {
channel.reset(AmConferenceStatus::getChannel(conf_id,getLocalTag()));
play_list.addToPlaylist(new AmPlaylistItem(channel.get(),
channel.get()));
}
setInOut(&play_list,&play_list);
setCallgroup(conf_id);
MONITORING_LOG(getLocalTag().c_str(), "conf_id", conf_id.c_str());
if(dialedout || !allow_dialout) {
DBG("Dialout not enabled or dialout channel. Disabling DTMF detection.\n");
setDtmfDetectionEnabled(false);
}
}
void AmSession::setStopped(bool wakeup) {
if (!sess_stopped.get()) {
sess_stopped.set(true);
onStop();
}
if (wakeup)
AmSessionContainer::instance()->postEvent(getLocalTag(),
new AmEvent(0));
}
void WebConferenceDialog::onKicked() {
DBG("########## WebConference::onKick #########\n");
dlg.bye();
disconnectConference();
factory->updateStatus(conf_id,
getLocalTag(),
ConferenceRoomParticipant::Disconnecting,
"disconnect");
}
void AmB2BCalleeSession::onB2BEvent(B2BEvent* ev)
{
if(ev->event_id == B2BConnectLeg){
B2BConnectEvent* co_ev = dynamic_cast<B2BConnectEvent*>(ev);
if (!co_ev)
return;
MONITORING_LOG3(getLocalTag().c_str(),
"b2b_leg", getOtherId().c_str(),
"to", co_ev->remote_party.c_str(),
"ruri", co_ev->remote_uri.c_str());
dlg->setRemoteParty(co_ev->remote_party);
dlg->setRemoteUri(co_ev->remote_uri);
if (co_ev->relayed_invite) {
AmSipRequest fake_req;
fake_req.method = SIP_METH_INVITE;
fake_req.cseq = co_ev->r_cseq;
relayed_req[dlg->cseq] = fake_req;
}
AmMimeBody body(co_ev->body);
try {
updateLocalBody(body);
} catch (const string& s) {
relayError(SIP_METH_INVITE, co_ev->r_cseq, co_ev->relayed_invite, 500,
SIP_REPLY_SERVER_INTERNAL_ERROR);
throw;
}
int res = dlg->sendRequest(SIP_METH_INVITE, &body,
co_ev->hdrs, SIP_FLAGS_VERBATIM);
if (res < 0) {
DBG("sending INVITE failed, relaying back error reply\n");
relayError(SIP_METH_INVITE, co_ev->r_cseq, co_ev->relayed_invite, res);
if (co_ev->relayed_invite)
relayed_req.erase(dlg->cseq);
setStopped();
return;
}
saveSessionDescription(co_ev->body);
// save CSeq of establising INVITE
est_invite_cseq = dlg->cseq - 1;
est_invite_other_cseq = co_ev->r_cseq;
return;
}
AmB2BSession::onB2BEvent(ev);
}
void ConferenceDialog::createDialoutParticipant(const string& uri_user)
{
string uri;
uri = "sip:" + uri_user + dialout_suffix;
dialout_channel.reset(AmConferenceStatus::getChannel(getLocalTag(),getLocalTag()));
dialout_id = AmSession::getNewId();
ConferenceDialog* dialout_session =
new ConferenceDialog(conf_id,
AmConferenceStatus::getChannel(getLocalTag(),
dialout_id));
AmSipDialog& dialout_dlg = dialout_session->dlg;
dialout_dlg.local_tag = dialout_id;
dialout_dlg.callid = AmSession::getNewId() + "@" + AmConfig::LocalIP;
if (from_header.length() > 0) {
dialout_dlg.local_party = from_header;
} else {
dialout_dlg.local_party = dlg.local_party;
}
dialout_dlg.remote_party = uri;
dialout_dlg.remote_uri = uri;
string body;
int local_port = dialout_session->rtp_str.getLocalPort();
dialout_session->sdp.genRequest(AmConfig::LocalIP,local_port,body);
if (extra_headers.length() == 0) {
extra_headers = "";
}
dialout_dlg.sendRequest("INVITE","application/sdp",body,extra_headers);
dialout_session->start();
AmSessionContainer* sess_cont = AmSessionContainer::instance();
sess_cont->addSession(dialout_id,dialout_session);
}
void WebConferenceDialog::onSessionStart(const AmSipRequest& req) {
// direct room access?
if (conf_id.empty()) {
state = EnteringPin;
prompts.addToPlaylist(ENTER_PIN, (long)this, play_list);
// set the playlist as input and output
setInOut(&play_list,&play_list);
} else {
DBG("########## direct connect conference #########\n");
factory->newParticipant(conf_id,
getLocalTag(),
dlg.remote_party);
factory->updateStatus(conf_id,
getLocalTag(),
ConferenceRoomParticipant::Connected,
"direct access: entered");
state = InConference;
connectConference(conf_id);
}
}
void WebConferenceDialog::onBye(const AmSipRequest& req)
{
if (InConference == state) {
factory->updateStatus(conf_id,
getLocalTag(),
ConferenceRoomParticipant::Disconnecting,
req.method);
}
disconnectConference();
}
WebConferenceDialog::~WebConferenceDialog()
{
prompts.cleanup((long)this);
play_list.close(false);
if (is_dialout || (InConference == state)) {
factory->updateStatus(is_dialout?dlg.user:conf_id,
getLocalTag(),
ConferenceRoomParticipant::Finished,
"");
}
}
void EarlyRecordDialog::onEarlySessionStart(const AmSipReply& req) {
DBG("Early Session Start\n");
msg_filename = "/tmp/" + getLocalTag() + ".wav";
if(a_msg.open(msg_filename,AmAudioFile::Write,false))
throw string("EarlyRecordDialog: couldn't open ") +
msg_filename + string(" for writing");
setInput(&a_msg);
setMute(true);
}
void DtmfTesterDialog::startSession(){
if(wav_file.open(filename,AmAudioFile::Read))
throw string("DtmfTesterDialog::onSessionStart: Cannot open file\n");
string rec_fname = "/tmp/dtmftest_"+getLocalTag()+".wav";
if(rec_file.open(rec_fname,AmAudioFile::Write))
throw string("DtmfTesterDialog::onSessionStart: Cannot open rec_file\n");
play_list.addToPlaylist(new AmPlaylistItem(&wav_file, NULL));
setInOut(&rec_file, &play_list);
}
bool AmSession::setTimer(int timer_id, double timeout) {
if (timeout <= 0.005) {
DBG("setting timer %d with immediate timeout - posting Event\n", timer_id);
AmTimeoutEvent* ev = new AmTimeoutEvent(timer_id);
postEvent(ev);
return true;
}
DBG("setting timer %d with timeout %f\n", timer_id, timeout);
AmAppTimer::instance()->setTimer(getLocalTag(), timer_id, timeout);
return true;
}
void AmB2BSession::relayError(const string &method, unsigned cseq, bool forward, int sip_code, const char *reason)
{
if (method != "ACK") {
AmSipReply n_reply;
n_reply.code = sip_code;
n_reply.reason = reason;
n_reply.cseq = cseq;
n_reply.cseq_method = method;
n_reply.from_tag = dlg->getLocalTag();
DBG("relaying B2B SIP reply %d %s\n", sip_code, reason);
relayEvent(new B2BSipReplyEvent(n_reply, forward, method, getLocalTag()));
}
}
void AmB2BSession::relayError(const string &method, unsigned cseq,
bool forward, int err_code)
{
if (method != "ACK") {
AmSipReply n_reply;
errCode2RelayedReply(n_reply, err_code, 500);
n_reply.cseq = cseq;
n_reply.cseq_method = method;
n_reply.from_tag = dlg->getLocalTag();
DBG("relaying B2B SIP error reply %u %s\n", n_reply.code, n_reply.reason.c_str());
relayEvent(new B2BSipReplyEvent(n_reply, forward, method, getLocalTag()));
}
}
void AmB2ABCallerSession::relayEvent(AmEvent* ev)
{
if(other_id.empty()){
B2ABConnectLegEvent* co_ev = dynamic_cast<B2ABConnectLegEvent*>(ev);
if( co_ev ) {
setupCalleeSession(createCalleeSession(), co_ev);
if (other_id.length()) {
MONITORING_LOG(getLocalTag().c_str(), "b2b_leg", other_id.c_str());
}
}
}
AmB2ABSession::relayEvent(ev);
}
void EarlyRecordDialog::onSessionStart(const AmSipReply& req)
{
setInOut(NULL, NULL);
a_msg.close();
// replay the recorded early media
msg_filename = "/tmp/" + getLocalTag() + ".wav";
if(a_msg.open(msg_filename,AmAudioFile::Read,false))
throw string("EarlyRecordDialog: couldn't open ") +
msg_filename + string(" for writing");
setOutput(&a_msg);
}
void AmB2ABCalleeSession::onB2ABEvent(B2ABEvent* ev)
{
if(ev->event_id == B2ABConnectLeg){
try {
B2ABConnectLegEvent* co_ev = dynamic_cast<B2ABConnectLegEvent*>(ev);
assert(co_ev);
MONITORING_LOG4(getLocalTag().c_str(),
"b2b_leg", other_id.c_str(),
"from", co_ev->local_party.c_str(),
"to", co_ev->remote_party.c_str(),
"ruri", co_ev->remote_uri.c_str());
dlg.local_party = co_ev->local_party;
dlg.local_uri = co_ev->local_uri;
dlg.remote_party = co_ev->remote_party;
dlg.remote_uri = co_ev->remote_uri;
setCallgroup(co_ev->callgroup);
setNegotiateOnReply(true);
if (sendInvite(co_ev->headers)) {
throw string("INVITE could not be sent\n");
}
return;
}
catch(const AmSession::Exception& e){
ERROR("%i %s\n",e.code,e.reason.c_str());
relayEvent(new B2ABConnectOtherLegExceptionEvent(e.code,e.reason));
setStopped();
}
catch(const string& err){
ERROR("startSession: %s\n",err.c_str());
relayEvent(new B2ABConnectOtherLegExceptionEvent(500,err));
setStopped();
}
catch(...){
ERROR("unexpected exception\n");
relayEvent(new B2ABConnectOtherLegExceptionEvent(500,"unexpected exception"));
setStopped();
}
}
AmB2ABSession::onB2ABEvent(ev);
}
void ConferenceDialog::connectMainChannel()
{
dialout_id = "";
dialedout = false;
dialout_channel.reset(NULL);
play_list.close();
if(!channel.get())
channel.reset(AmConferenceStatus
::getChannel(conf_id,
getLocalTag()));
play_list.addToPlaylist(new AmPlaylistItem(channel.get(),
channel.get()));
}
void AmB2ABCallerSession::connectCallee(const string& remote_party,
const string& remote_uri,
const string& local_party,
const string& local_uri,
const string& headers)
{
if(callee_status != None)
terminateOtherLeg();
B2ABConnectLegEvent* ev = new B2ABConnectLegEvent(remote_party,remote_uri,
local_party,local_uri,
getLocalTag(), // callgroup
headers); // extra headers
relayEvent(ev);
callee_status = NoReply;
}
WebConferenceDialog::~WebConferenceDialog()
{
// provide statistics
if ((connect_ts == -1)||(disconnect_ts == -1)) {
factory->callStats(false, 0);
} else {
factory->callStats(true, disconnect_ts - connect_ts);
}
prompts.cleanup((long)this);
play_list.close(false);
if (is_dialout || (InConference == state)) {
factory->updateStatus(is_dialout?dlg.user:conf_id,
getLocalTag(),
ConferenceRoomParticipant::Finished,
"");
}
}
AmB2ABCalleeSession* ServiceLineCallerDialog::createCalleeSession() {
ServiceLineCalleeDialog* sess = new ServiceLineCalleeDialog(getLocalTag());
AmSessionEventHandlerFactory* uac_auth_f =
AmPlugIn::instance()->getFactory4Seh("uac_auth");
if (NULL != uac_auth_f) {
DBG("UAC Auth enabled for new serviceline session.\n");
AmSessionEventHandler* h = uac_auth_f->getHandler(sess);
if (h != NULL )
sess->addHandler(h);
else {
ERROR("unable to set SIP UAC auth for new session.");
}
} else {
ERROR("unable to get SIP UAC auth."
"(uac_auth module loaded?)\n");
}
return sess;
}
void AmB2BCallerSession::relayEvent(AmEvent* ev)
{
if(other_id.empty()){
if(dynamic_cast<B2BEvent*>(ev)){
B2BSipEvent* sip_ev = dynamic_cast<B2BSipEvent*>(ev);
B2BConnectEvent* co_ev = dynamic_cast<B2BConnectEvent*>(ev);
if( (sip_ev && sip_ev->forward) || co_ev ) {
createCalleeSession();
if (other_id.length()) {
MONITORING_LOG(getLocalTag().c_str(), "b2b_leg", other_id.c_str());
}
}
}
}
AmB2BSession::relayEvent(ev);
}
int AmB2BCallerSession::relayEvent(AmEvent* ev)
{
if(getOtherId().empty() && !getStopped()){
bool create_callee = false;
B2BSipEvent* sip_ev = dynamic_cast<B2BSipEvent*>(ev);
if (sip_ev && sip_ev->forward)
create_callee = true;
else
create_callee = dynamic_cast<B2BConnectEvent*>(ev) != NULL;
if (create_callee) {
createCalleeSession();
if (getOtherId().length()) {
MONITORING_LOG(getLocalTag().c_str(), "b2b_leg", getOtherId().c_str());
}
}
}
return AmB2BSession::relayEvent(ev);
}
void ConferenceDialog::disconnectDialout()
{
if(dialedout){
if(dialout_channel.get()){
AmSessionContainer::instance()
->postEvent(dialout_channel->getConfID(),
new DialoutConfEvent(DoConfDisconnect,
dialout_channel->getConfID()));
}
}
else {
AmSessionContainer::instance()
->postEvent(dialout_id,
new DialoutConfEvent(DoConfDisconnect,
getLocalTag()));
connectMainChannel();
}
}
