diff options
Diffstat (limited to 'Plugins/jingle/libjingle/talk/session/phone/call.cc')
| -rw-r--r-- | Plugins/jingle/libjingle/talk/session/phone/call.cc | 336 |
1 files changed, 336 insertions, 0 deletions
diff --git a/Plugins/jingle/libjingle/talk/session/phone/call.cc b/Plugins/jingle/libjingle/talk/session/phone/call.cc new file mode 100644 index 0000000..1676945 --- /dev/null +++ b/Plugins/jingle/libjingle/talk/session/phone/call.cc @@ -0,0 +1,336 @@ +/* + * libjingle + * Copyright 2004--2005, Google Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO + * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; + * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR + * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF + * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include "talk/base/helpers.h" +#include "talk/base/logging.h" +#include "talk/base/thread.h" +#include "talk/session/phone/call.h" + +namespace cricket { + +const uint32 MSG_CHECKAUTODESTROY = 1; +const uint32 MSG_TERMINATECALL = 2; + +namespace { +const int kSendToVoicemailTimeout = 1000*20; +const int kNoVoicemailTimeout = 1000*180; +const int kMediaMonitorInterval = 1000*15; +} + +Call::Call(PhoneSessionClient *session_client) + : muted_(false), send_to_voicemail_(true) +{ + session_client_ = session_client; + id_ = CreateRandomId(); +} + +Call::~Call() { + while (sessions_.begin() != sessions_.end()) { + Session *session = sessions_[0]; + RemoveSession(session); + session_client_->session_manager()->DestroySession(session); + } + talk_base::Thread::Current()->Clear(this); +} + +Session *Call::InitiateSession(const buzz::Jid &jid, + std::vector<buzz::XmlElement*>* extra_xml) { + Session *session = session_client_->CreateSession(this); + AddSession(session); + session->Initiate(jid.Str(), extra_xml, + session_client_->CreateOfferSessionDescription()); + + // After this timeout, terminate the call because the callee isn't + // answering + session_client_->session_manager()->signaling_thread()->Clear(this, + MSG_TERMINATECALL); + session_client_->session_manager()->signaling_thread()->PostDelayed( + send_to_voicemail_ ? kSendToVoicemailTimeout : kNoVoicemailTimeout, + this, MSG_TERMINATECALL); + return session; +} + +void Call::AcceptSession(Session *session) { + std::vector<Session *>::iterator it; + it = std::find(sessions_.begin(), sessions_.end(), session); + assert(it != sessions_.end()); + if (it != sessions_.end()) { + session->Accept(session_client_->CreateAcceptSessionDescription( + session->remote_description())); + } +} + +void Call::RedirectSession(Session *session, const buzz::Jid &to) { + std::vector<Session *>::iterator it; + it = std::find(sessions_.begin(), sessions_.end(), session); + assert(it != sessions_.end()); + if (it != sessions_.end()) + session->Redirect(to.Str()); + + session_client_->session_manager()->signaling_thread()->Clear(this, + MSG_TERMINATECALL); + session_client_->session_manager()->signaling_thread()->PostDelayed( + send_to_voicemail_ ? kSendToVoicemailTimeout : kNoVoicemailTimeout, + this, MSG_TERMINATECALL); +} + +void Call::RejectSession(Session *session) { + std::vector<Session *>::iterator it; + it = std::find(sessions_.begin(), sessions_.end(), session); + assert(it != sessions_.end()); + if (it != sessions_.end()) + session->Reject(); +} + +void Call::TerminateSession(Session *session) { + assert(std::find(sessions_.begin(), sessions_.end(), session) + != sessions_.end()); + std::vector<Session *>::iterator it; + it = std::find(sessions_.begin(), sessions_.end(), session); + if (it != sessions_.end()) + (*it)->Terminate(); +} + +void Call::Terminate() { + // Copy the list so that we can iterate over it in a stable way + std::vector<Session *> sessions = sessions_; + + // There may be more than one session to terminate + std::vector<Session *>::iterator it; + for (it = sessions.begin(); it != sessions.end(); it++) + TerminateSession(*it); + +} + +void Call::OnMessage(talk_base::Message *message) { + switch (message->message_id) { + case MSG_CHECKAUTODESTROY: + // If no more sessions for this call, delete it + if (sessions_.size() == 0) + session_client_->DestroyCall(this); + break; + case MSG_TERMINATECALL: + // Signal to the user that a timeout has happened and the call should + // be sent to voicemail. + if (send_to_voicemail_) { + SignalSetupToCallVoicemail(); + } + + // Callee didn't answer - terminate call + Terminate(); + break; + } +} + +const std::vector<Session *> &Call::sessions() { + return sessions_; +} + +void Call::AddSession(Session *session) { + // Add session to list, create voice channel for this session + sessions_.push_back(session); + session->SignalState.connect(this, &Call::OnSessionState); + session->SignalError.connect(this, &Call::OnSessionError); + session->SignalReceivedTerminateReason + .connect(this, &Call::OnReceivedTerminateReason); + + VoiceChannel *channel + = session_client_->channel_manager()->CreateVoiceChannel(session); + channel_map_[session->id()] = channel; + + // Start the media monitor for this voicechannel + channel->SignalMediaMonitor.connect(this, &Call::OnMediaMonitor); + channel->StartMediaMonitor(kMediaMonitorInterval); + + // If this call has the focus, enable this channel + if (session_client_->GetFocus() == this) + channel->Enable(true); + + // Signal client + SignalAddSession(this, session); +} + +void Call::RemoveSession(Session *session) { + // Remove session from list + std::vector<Session *>::iterator it_session; + it_session = std::find(sessions_.begin(), sessions_.end(), session); + if (it_session == sessions_.end()) + return; + sessions_.erase(it_session); + + // Destroy session channel + std::map<SessionID, VoiceChannel *>::iterator it_channel; + it_channel = channel_map_.find(session->id()); + if (it_channel != channel_map_.end()) { + VoiceChannel *channel = it_channel->second; + channel_map_.erase(it_channel); + channel->StopMediaMonitor(); + session_client_->channel_manager()->DestroyVoiceChannel(channel); + } + + // Signal client + SignalRemoveSession(this, session); + + + + // The call auto destroys when the lass session is removed + talk_base::Thread::Current()->Post(this, MSG_CHECKAUTODESTROY); +} + +VoiceChannel* Call::GetChannel(Session* session) { + std::map<SessionID, VoiceChannel *>::iterator it + = channel_map_.find(session->id()); + assert(it != channel_map_.end()); + return it->second; +} + +void Call::EnableChannels(bool enable) { + std::vector<Session *>::iterator it; + for (it = sessions_.begin(); it != sessions_.end(); it++) { + VoiceChannel *channel = channel_map_[(*it)->id()]; + if (channel != NULL) + channel->Enable(enable); + } +} + +void Call::Mute(bool mute) { + muted_ = mute; + std::vector<Session *>::iterator it; + for (it = sessions_.begin(); it != sessions_.end(); it++) { + VoiceChannel *channel = channel_map_[(*it)->id()]; + if (channel != NULL) + channel->Mute(mute); + } +} + + +void Call::Join(Call *call, bool enable) { + while (call->sessions_.size() != 0) { + // Move session + Session *session = call->sessions_[0]; + call->sessions_.erase(call->sessions_.begin()); + sessions_.push_back(session); + session->SignalState.connect(this, &Call::OnSessionState); + session->SignalError.connect(this, &Call::OnSessionError); + session->SignalReceivedTerminateReason + .connect(this, &Call::OnReceivedTerminateReason); + + // Move channel + std::map<SessionID, VoiceChannel *>::iterator it_channel; + it_channel = call->channel_map_.find(session->id()); + if (it_channel != call->channel_map_.end()) { + VoiceChannel *channel = (*it_channel).second; + call->channel_map_.erase(it_channel); + channel_map_[session->id()] = channel; + channel->Enable(enable); + } + } +} + +void Call::StartConnectionMonitor(Session *session, int cms) { + std::map<SessionID, VoiceChannel *>::iterator it_channel; + it_channel = channel_map_.find(session->id()); + if (it_channel != channel_map_.end()) { + VoiceChannel *channel = (*it_channel).second; + channel->SignalConnectionMonitor.connect(this, &Call::OnConnectionMonitor); + channel->StartConnectionMonitor(cms); + } +} + +void Call::StopConnectionMonitor(Session *session) { + std::map<SessionID, VoiceChannel *>::iterator it_channel; + it_channel = channel_map_.find(session->id()); + if (it_channel != channel_map_.end()) { + VoiceChannel *channel = (*it_channel).second; + channel->StopConnectionMonitor(); + channel->SignalConnectionMonitor.disconnect(this); + } +} + +void Call::StartAudioMonitor(Session *session, int cms) { + std::map<SessionID, VoiceChannel *>::iterator it_channel; + it_channel = channel_map_.find(session->id()); + if (it_channel != channel_map_.end()) { + VoiceChannel *channel = (*it_channel).second; + channel->SignalAudioMonitor.connect(this, &Call::OnAudioMonitor); + channel->StartAudioMonitor(cms); + } +} + +void Call::StopAudioMonitor(Session *session) { + std::map<SessionID, VoiceChannel *>::iterator it_channel; + it_channel = channel_map_.find(session->id()); + if (it_channel != channel_map_.end()) { + VoiceChannel *channel = (*it_channel).second; + channel->StopAudioMonitor(); + channel->SignalAudioMonitor.disconnect(this); + } +} + + +void Call::OnConnectionMonitor(VoiceChannel *channel, + const std::vector<ConnectionInfo> &infos) { + SignalConnectionMonitor(this, channel->session(), infos); +} + +void Call::OnAudioMonitor(VoiceChannel *channel, const AudioInfo& info) { + SignalAudioMonitor(this, channel->session(), info); +} + +void Call::OnMediaMonitor(VoiceChannel *channel, const MediaInfo& info) { + SignalMediaMonitor(this, channel->session(), info); +} + +uint32 Call::id() { + return id_; +} + +void Call::OnSessionState(Session *session, Session::State state) { + switch (state) { + case Session::STATE_RECEIVEDACCEPT: + case Session::STATE_RECEIVEDREJECT: + case Session::STATE_RECEIVEDTERMINATE: + session_client_->session_manager()->signaling_thread()->Clear(this, + MSG_TERMINATECALL); + break; + } + SignalSessionState(this, session, state); +} + +void Call::OnSessionError(Session *session, Session::Error error) { + session_client_->session_manager()->signaling_thread()->Clear(this, + MSG_TERMINATECALL); + SignalSessionError(this, session, error); +} + +void Call::OnReceivedTerminateReason(Session *session, const std::string &reason) { + session_client_->session_manager()->signaling_thread()->Clear(this, + MSG_TERMINATECALL); + SignalReceivedTerminateReason(this, session, reason); +} + +} |
