From 26d10d1dcb95f11b65611473c9840e13683cb5ec Mon Sep 17 00:00:00 2001 From: fiaxh Date: Thu, 4 Nov 2021 17:33:08 +0100 Subject: Add multiparty call support to libdino and xmpp-vala --- libdino/src/service/calls.vala | 658 ++++++++++++----------------------------- 1 file changed, 191 insertions(+), 467 deletions(-) (limited to 'libdino/src/service/calls.vala') diff --git a/libdino/src/service/calls.vala b/libdino/src/service/calls.vala index 365c15d9..51ed6e78 100644 --- a/libdino/src/service/calls.vala +++ b/libdino/src/service/calls.vala @@ -7,16 +7,11 @@ namespace Dino { public class Calls : StreamInteractionModule, Object { - public signal void call_incoming(Call call, Conversation conversation, bool video); - public signal void call_outgoing(Call call, Conversation conversation); + public signal void call_incoming(Call call, CallState state, Conversation conversation, bool video); + public signal void call_outgoing(Call call, CallState state, Conversation conversation); public signal void call_terminated(Call call, string? reason_name, string? reason_text); - public signal void counterpart_ringing(Call call); - public signal void counterpart_sends_video_updated(Call call, bool mute); - public signal void info_received(Call call, Xep.JingleRtp.CallSessionInfo session_info); - public signal void encryption_updated(Call call, Xep.Jingle.ContentEncryption? audio_encryption, Xep.Jingle.ContentEncryption? video_encryption, bool same); - - public signal void stream_created(Call call, string media); + public signal void conference_info_received(Call call, Xep.Coin.ConferenceInfo conference_info); public static ModuleIdentity IDENTITY = new ModuleIdentity("calls"); public string id { get { return IDENTITY.id; } } @@ -24,24 +19,9 @@ namespace Dino { private StreamInteractor stream_interactor; private Database db; - private HashMap> sid_by_call = new HashMap>(Account.hash_func, Account.equals_func); - private HashMap> call_by_sid = new HashMap>(Account.hash_func, Account.equals_func); - public HashMap sessions = new HashMap(Call.hash_func, Call.equals_func); - - public HashMap jmi_call = new HashMap(Account.hash_func, Account.equals_func); - public HashMap jmi_sid = new HashMap(Account.hash_func, Account.equals_func); - public HashMap jmi_video = new HashMap(Account.hash_func, Account.equals_func); - - private HashMap counterpart_sends_video = new HashMap(Call.hash_func, Call.equals_func); - private HashMap we_should_send_video = new HashMap(Call.hash_func, Call.equals_func); - private HashMap we_should_send_audio = new HashMap(Call.hash_func, Call.equals_func); - - private HashMap audio_content_parameter = new HashMap(Call.hash_func, Call.equals_func); - private HashMap video_content_parameter = new HashMap(Call.hash_func, Call.equals_func); - private HashMap audio_content = new HashMap(Call.hash_func, Call.equals_func); - private HashMap video_content = new HashMap(Call.hash_func, Call.equals_func); - private HashMap> video_encryptions = new HashMap>(Call.hash_func, Call.equals_func); - private HashMap> audio_encryptions = new HashMap>(Call.hash_func, Call.equals_func); + public HashMap current_jmi_request_call = new HashMap(Account.hash_func, Account.equals_func); + public HashMap current_jmi_request_peer = new HashMap(Account.hash_func, Account.equals_func); + public HashMap call_states = new HashMap(Call.hash_func, Call.equals_func); public static void start(StreamInteractor stream_interactor, Database db) { Calls m = new Calls(stream_interactor, db); @@ -55,210 +35,35 @@ namespace Dino { stream_interactor.account_added.connect(on_account_added); } - public Xep.JingleRtp.Stream? get_video_stream(Call call) { - if (video_content_parameter.has_key(call)) { - return video_content_parameter[call].stream; - } - return null; - } - - public Xep.JingleRtp.Stream? get_audio_stream(Call call) { - if (audio_content_parameter.has_key(call)) { - return audio_content_parameter[call].stream; - } - return null; - } - - public async Call? initiate_call(Conversation conversation, bool video) { + public async CallState? initiate_call(Conversation conversation, bool video) { Call call = new Call(); call.direction = Call.DIRECTION_OUTGOING; call.account = conversation.account; - call.counterpart = conversation.counterpart; + call.add_peer(conversation.counterpart); call.ourpart = conversation.account.full_jid; call.time = call.local_time = call.end_time = new DateTime.now_utc(); call.state = Call.State.RINGING; stream_interactor.get_module(CallStore.IDENTITY).add_call(call, conversation); - we_should_send_video[call] = video; - we_should_send_audio[call] = true; - - Gee.List call_resources = yield get_call_resources(conversation); - - bool do_jmi = false; - Jid? jid_for_direct = null; - if (yield contains_jmi_resources(conversation.account, call_resources)) { - do_jmi = true; - } else if (!call_resources.is_empty) { - jid_for_direct = call_resources[0]; - } else if (has_jmi_resources(conversation)) { - do_jmi = true; - } - - if (do_jmi) { - XmppStream? stream = stream_interactor.get_stream(conversation.account); - jmi_call[conversation.account] = call; - jmi_video[conversation.account] = video; - jmi_sid[conversation.account] = Xmpp.random_uuid(); - - call_by_sid[call.account][jmi_sid[conversation.account]] = call; + var call_state = new CallState(call, stream_interactor); + call_state.we_should_send_video = video; + call_state.we_should_send_audio = true; + connect_call_state_signals(call_state); + PeerState peer_state = call_state.set_first_peer(conversation.counterpart); - var descriptions = new ArrayList(); - descriptions.add(new StanzaNode.build("description", Xep.JingleRtp.NS_URI).add_self_xmlns().put_attribute("media", "audio")); - if (video) { - descriptions.add(new StanzaNode.build("description", Xep.JingleRtp.NS_URI).add_self_xmlns().put_attribute("media", "video")); - } - - stream.get_module(Xmpp.Xep.JingleMessageInitiation.Module.IDENTITY).send_session_propose_to_peer(stream, conversation.counterpart, jmi_sid[call.account], descriptions); - } else if (jid_for_direct != null) { - yield call_resource(conversation.account, jid_for_direct, call, video); - } + yield peer_state.initiate_call(conversation.counterpart); conversation.last_active = call.time; - call_outgoing(call, conversation); - - return call; - } - - private async void call_resource(Account account, Jid full_jid, Call call, bool video, string? sid = null) { - XmppStream? stream = stream_interactor.get_stream(account); - if (stream == null) return; - - try { - Xep.Jingle.Session session = yield stream.get_module(Xep.JingleRtp.Module.IDENTITY).start_call(stream, full_jid, video, sid); - sessions[call] = session; - sid_by_call[call.account][call] = session.sid; - - connect_session_signals(call, session); - } catch (Error e) { - warning("Failed to start call: %s", e.message); - } - } - - public void end_call(Conversation conversation, Call call) { - XmppStream? stream = stream_interactor.get_stream(call.account); - if (stream == null) return; - - if (call.state == Call.State.IN_PROGRESS || call.state == Call.State.ESTABLISHING) { - sessions[call].terminate(Xep.Jingle.ReasonElement.SUCCESS, null, "success"); - call.state = Call.State.ENDED; - } else if (call.state == Call.State.RINGING) { - if (sessions.has_key(call)) { - sessions[call].terminate(Xep.Jingle.ReasonElement.CANCEL, null, "cancel"); - } else { - // Only a JMI so far - stream.get_module(Xep.JingleMessageInitiation.Module.IDENTITY).send_session_retract_to_peer(stream, call.counterpart, jmi_sid[call.account]); - } - call.state = Call.State.MISSED; - } else { - return; - } - - call.end_time = new DateTime.now_utc(); - - remove_call_from_datastructures(call); - } - - public void accept_call(Call call) { - call.state = Call.State.ESTABLISHING; - - if (sessions.has_key(call)) { - foreach (Xep.Jingle.Content content in sessions[call].contents) { - content.accept(); - } - } else { - // Only a JMI so far - Account account = call.account; - string sid = sid_by_call[call.account][call]; - XmppStream stream = stream_interactor.get_stream(account); - if (stream == null) return; - - jmi_call[account] = call; - jmi_sid[account] = sid; - jmi_video[account] = we_should_send_video[call]; - - stream.get_module(Xep.JingleMessageInitiation.Module.IDENTITY).send_session_accept_to_self(stream, sid); - stream.get_module(Xep.JingleMessageInitiation.Module.IDENTITY).send_session_proceed_to_peer(stream, call.counterpart, sid); - } - } - - public void reject_call(Call call) { - call.state = Call.State.DECLINED; - - if (sessions.has_key(call)) { - foreach (Xep.Jingle.Content content in sessions[call].contents) { - content.reject(); - } - remove_call_from_datastructures(call); - } else { - // Only a JMI so far - XmppStream stream = stream_interactor.get_stream(call.account); - if (stream == null) return; - - string sid = sid_by_call[call.account][call]; - stream.get_module(Xep.JingleMessageInitiation.Module.IDENTITY).send_session_reject_to_peer(stream, call.counterpart, sid); - stream.get_module(Xep.JingleMessageInitiation.Module.IDENTITY).send_session_reject_to_self(stream, sid); - remove_call_from_datastructures(call); - } - } - - public void mute_own_audio(Call call, bool mute) { - we_should_send_audio[call] = !mute; - - Xep.JingleRtp.Stream stream = audio_content_parameter[call].stream; - // The user might mute audio before a feed was created. The feed will be muted as soon as it has been created. - if (stream == null) return; - - // Inform our counterpart that we (un)muted our audio - stream_interactor.module_manager.get_module(call.account, Xep.JingleRtp.Module.IDENTITY).session_info_type.send_mute(sessions[call], mute, "audio"); - - // Start/Stop sending audio data - Application.get_default().plugin_registry.video_call_plugin.set_pause(stream, mute); - } - - public void mute_own_video(Call call, bool mute) { - we_should_send_video[call] = !mute; - - if (!sessions.has_key(call)) { - // Call hasn't been established yet - return; - } - - Xep.JingleRtp.Module rtp_module = stream_interactor.module_manager.get_module(call.account, Xep.JingleRtp.Module.IDENTITY); - if (video_content_parameter.has_key(call) && - video_content_parameter[call].stream != null && - sessions[call].senders_include_us(video_content[call].senders)) { - // A video feed has already been established + call_outgoing(call, call_state, conversation); - // Start/Stop sending video data - Xep.JingleRtp.Stream stream = video_content_parameter[call].stream; - if (stream != null) { - // TODO maybe the user muted video before the feed was created... - Application.get_default().plugin_registry.video_call_plugin.set_pause(stream, mute); - } - - // Inform our counterpart that we started/stopped our video - rtp_module.session_info_type.send_mute(sessions[call], mute, "video"); - } else if (!mute) { - // Need to start a new video feed - XmppStream stream = stream_interactor.get_stream(call.account); - rtp_module.add_outgoing_video_content.begin(stream, sessions[call], (_, res) => { - if (video_content_parameter[call] == null) { - Xep.Jingle.Content content = rtp_module.add_outgoing_video_content.end(res); - Xep.JingleRtp.Parameters? rtp_content_parameter = content.content_params as Xep.JingleRtp.Parameters; - if (rtp_content_parameter != null) { - connect_content_signals(call, content, rtp_content_parameter); - } - } - }); - } - // If video_feed == null && !mute we're trying to mute a non-existant feed. It will be muted as soon as it is created. + return call_state; } public async bool can_do_audio_calls_async(Conversation conversation) { if (!can_do_audio_calls()) return false; - return (yield get_call_resources(conversation)).size > 0 || has_jmi_resources(conversation); + return (yield get_call_resources(conversation.account, conversation.counterpart)).size > 0 || has_jmi_resources(conversation.counterpart); } private bool can_do_audio_calls() { @@ -270,7 +75,7 @@ namespace Dino { public async bool can_do_video_calls_async(Conversation conversation) { if (!can_do_video_calls()) return false; - return (yield get_call_resources(conversation)).size > 0 || has_jmi_resources(conversation); + return (yield get_call_resources(conversation.account, conversation.counterpart)).size > 0 || has_jmi_resources(conversation.counterpart); } private bool can_do_video_calls() { @@ -280,13 +85,13 @@ namespace Dino { return plugin.supports("video"); } - private async Gee.List get_call_resources(Conversation conversation) { + public async Gee.List get_call_resources(Account account, Jid counterpart) { ArrayList ret = new ArrayList(); - XmppStream? stream = stream_interactor.get_stream(conversation.account); + XmppStream? stream = stream_interactor.get_stream(account); if (stream == null) return ret; - Gee.List? full_jids = stream.get_flag(Presence.Flag.IDENTITY).get_resources(conversation.counterpart); + Gee.List? full_jids = stream.get_flag(Presence.Flag.IDENTITY).get_resources(counterpart); if (full_jids == null) return ret; foreach (Jid full_jid in full_jids) { @@ -297,7 +102,7 @@ namespace Dino { return ret; } - private async bool contains_jmi_resources(Account account, Gee.List full_jids) { + public async bool contains_jmi_resources(Account account, Gee.List full_jids) { XmppStream? stream = stream_interactor.get_stream(account); if (stream == null) return false; @@ -308,26 +113,22 @@ namespace Dino { return false; } - private bool has_jmi_resources(Conversation conversation) { + public bool has_jmi_resources(Jid counterpart) { int64 jmi_resources = db.entity.select() - .with(db.entity.jid_id, "=", db.get_jid_id(conversation.counterpart)) + .with(db.entity.jid_id, "=", db.get_jid_id(counterpart)) .join_with(db.entity_feature, db.entity.caps_hash, db.entity_feature.entity) .with(db.entity_feature.feature, "=", Xep.JingleMessageInitiation.NS_URI) .count(); return jmi_resources > 0; } - public bool should_we_send_video(Call call) { - return we_should_send_video[call]; - } - - public Jid? is_call_in_progress() { - foreach (Call call in sessions.keys) { + public bool is_call_in_progress() { + foreach (Call call in call_states.keys) { if (call.state == Call.State.IN_PROGRESS || call.state == Call.State.RINGING || call.state == Call.State.ESTABLISHING) { - return call.counterpart; + return true; } } - return null; + return false; } private void on_incoming_call(Account account, Xep.Jingle.Session session) { @@ -336,265 +137,168 @@ namespace Dino { return; } + Jid? muji_muc = null; bool counterpart_wants_video = false; foreach (Xep.Jingle.Content content in session.contents) { Xep.JingleRtp.Parameters? rtp_content_parameter = content.content_params as Xep.JingleRtp.Parameters; if (rtp_content_parameter == null) continue; + muji_muc = rtp_content_parameter.muji_muc; if (rtp_content_parameter.media == "video" && session.senders_include_us(content.senders)) { counterpart_wants_video = true; } } - // Session might have already been accepted via Jingle Message Initiation - bool already_accepted = jmi_sid.has_key(account) && - jmi_sid[account] == session.sid && jmi_call[account].account.equals(account) && - jmi_call[account].counterpart.equals_bare(session.peer_full_jid) && - jmi_video[account] == counterpart_wants_video; - - Call? call = null; - if (already_accepted) { - call = jmi_call[account]; - } else { - call = create_received_call(account, session.peer_full_jid, account.full_jid, counterpart_wants_video); + // Check if this comes from a MUJI MUC => accept + if (muji_muc != null) { + debug("[%s] Incoming call from %s from MUJI muc %s", account.bare_jid.to_string(), session.peer_full_jid.to_string(), muji_muc.to_string()); + + foreach (CallState call_state in call_states.values) { + if (call_state.group_call != null && call_state.group_call.muc_jid.equals(muji_muc)) { + if (call_state.peers.keys.contains(session.peer_full_jid)) { + PeerState peer_state = call_state.peers[session.peer_full_jid]; + debug("[%s] Incoming call, we know the peer. Expected %b", account.bare_jid.to_string(), peer_state.waiting_for_inbound_muji_connection); + if (!peer_state.waiting_for_inbound_muji_connection) return; + + peer_state.set_session(session); + debug(@"[%s] Accepting incoming MUJI call from %s", account.bare_jid.to_string(), session.peer_full_jid.to_string()); + peer_state.accept(); + } else { + debug(@"[%s] Incoming call, but didn't see peer in MUC yet", account.bare_jid.to_string()); + PeerState peer_state = new PeerState(session.peer_full_jid, call_state.call, stream_interactor); + peer_state.set_session(session); + call_state.add_peer(peer_state); + } + return; + } + } + return; } - sessions[call] = session; - call_by_sid[account][session.sid] = call; - sid_by_call[account][call] = session.sid; + debug(@"[%s] Incoming call from %s", account.bare_jid.to_string(), session.peer_full_jid.to_string()); - connect_session_signals(call, session); + // Check if we already accepted this call via Jingle Message Initiation => accept + if (current_jmi_request_call.has_key(account) && + current_jmi_request_peer[account].sid == session.sid && + current_jmi_request_peer[account].we_should_send_video == counterpart_wants_video && + current_jmi_request_peer[account].accepted_jmi) { + current_jmi_request_peer[account].set_session(session); + current_jmi_request_call[account].accept(); - if (already_accepted) { - accept_call(call); - } else { - stream_interactor.module_manager.get_module(account, Xep.JingleRtp.Module.IDENTITY).session_info_type.send_ringing(session); + current_jmi_request_peer.unset(account); + current_jmi_request_call.unset(account); + return; } + + // This is a direct call without prior JMI. Ask user. + PeerState peer_state = create_received_call(account, session.peer_full_jid, account.full_jid, counterpart_wants_video); + peer_state.set_session(session); + stream_interactor.module_manager.get_module(account, Xep.JingleRtp.Module.IDENTITY).session_info_type.send_ringing(session); } - private Call create_received_call(Account account, Jid from, Jid to, bool video_requested) { + private PeerState create_received_call(Account account, Jid from, Jid to, bool video_requested) { Call call = new Call(); + Jid counterpart = null; if (from.equals_bare(account.bare_jid)) { // Call requested by another of our devices call.direction = Call.DIRECTION_OUTGOING; call.ourpart = from; - call.counterpart = to; + counterpart = to; } else { call.direction = Call.DIRECTION_INCOMING; call.ourpart = account.full_jid; - call.counterpart = from; + counterpart = from; } + call.add_peer(counterpart); call.account = account; call.time = call.local_time = call.end_time = new DateTime.now_utc(); call.state = Call.State.RINGING; - Conversation conversation = stream_interactor.get_module(ConversationManager.IDENTITY).create_conversation(call.counterpart.bare_jid, account, Conversation.Type.CHAT); + Conversation conversation = stream_interactor.get_module(ConversationManager.IDENTITY).create_conversation(counterpart.bare_jid, account, Conversation.Type.CHAT); stream_interactor.get_module(CallStore.IDENTITY).add_call(call, conversation); conversation.last_active = call.time; - we_should_send_video[call] = video_requested; - we_should_send_audio[call] = true; + var call_state = new CallState(call, stream_interactor); + connect_call_state_signals(call_state); + PeerState peer_state = call_state.set_first_peer(counterpart); + call_state.we_should_send_video = video_requested; + call_state.we_should_send_audio = true; if (call.direction == Call.DIRECTION_INCOMING) { - call_incoming(call, conversation, video_requested); + call_incoming(call, call_state, conversation, video_requested); } else { - call_outgoing(call, conversation); + call_outgoing(call, call_state, conversation); } - return call; + return peer_state; } - private void on_incoming_content_add(XmppStream stream, Call call, Xep.Jingle.Session session, Xep.Jingle.Content content) { - Xep.JingleRtp.Parameters? rtp_content_parameter = content.content_params as Xep.JingleRtp.Parameters; - - if (rtp_content_parameter == null) { - content.reject(); - return; - } - - // Our peer shouldn't tell us to start sending, that's for us to initiate - if (session.senders_include_us(content.senders)) { - if (session.senders_include_counterpart(content.senders)) { - // If our peer wants to send, let them - content.modify(session.we_initiated ? Xep.Jingle.Senders.RESPONDER : Xep.Jingle.Senders.INITIATOR); - } else { - // If only we're supposed to send, reject - content.reject(); + private CallState? get_call_state_for_groupcall(Account account, Jid muc_jid) { + foreach (CallState call_state in call_states.values) { + if (call_state.group_call != null && call_state.call.account.equals(account) && call_state.group_call.muc_jid.equals(muc_jid)) { + return call_state; } } - - connect_content_signals(call, content, rtp_content_parameter); - content.accept(); + return null; } - private void on_call_terminated(Call call, bool we_terminated, string? reason_name, string? reason_text) { - if (call.state == Call.State.RINGING || call.state == Call.State.IN_PROGRESS || call.state == Call.State.ESTABLISHING) { - call.end_time = new DateTime.now_utc(); - } - if (call.state == Call.State.IN_PROGRESS) { - call.state = Call.State.ENDED; - } else if (call.state == Call.State.RINGING || call.state == Call.State.ESTABLISHING) { - if (reason_name == Xep.Jingle.ReasonElement.DECLINE) { - call.state = Call.State.DECLINED; - } else { - call.state = Call.State.FAILED; + private async void on_muji_call_received(Account account, Jid inviter_jid, Jid muc_jid, Gee.List descriptions) { + debug("[%s] on_muji_call_received", account.bare_jid.to_string()); + foreach (Call call in call_states.keys) { + if (call.account.equals(account) && call.counterparts.contains(inviter_jid) && call_states[call].accepted) { + // A call is converted into a group call. + yield call_states[call].join_group_call(muc_jid); + return; } } - call_terminated(call, reason_name, reason_text); - remove_call_from_datastructures(call); - } + bool audio_requested = descriptions.any_match((description) => description.ns_uri == Xep.JingleRtp.NS_URI && description.get_attribute("media") == "audio"); + bool video_requested = descriptions.any_match((description) => description.ns_uri == Xep.JingleRtp.NS_URI && description.get_attribute("media") == "video"); - private void on_stream_created(Call call, string media, Xep.JingleRtp.Stream stream) { - if (media == "video" && stream.receiving) { - counterpart_sends_video[call] = true; - video_content_parameter[call].connection_ready.connect((status) => { - counterpart_sends_video_updated(call, false); - }); - } - stream_created(call, media); + Call call = new Call(); + call.direction = Call.DIRECTION_INCOMING; + call.ourpart = account.full_jid; + call.add_peer(inviter_jid); // not rly + call.account = account; + call.time = call.local_time = call.end_time = new DateTime.now_utc(); + call.state = Call.State.RINGING; - // Outgoing audio/video might have been muted in the meanwhile. - if (media == "video" && !we_should_send_video[call]) { - mute_own_video(call, true); - } else if (media == "audio" && !we_should_send_audio[call]) { - mute_own_audio(call, true); - } - } + Conversation? conversation = stream_interactor.get_module(ConversationManager.IDENTITY).get_conversation(inviter_jid.bare_jid, account); + stream_interactor.get_module(CallStore.IDENTITY).add_call(call, conversation); + conversation.last_active = call.time; - private void on_counterpart_mute_update(Call call, bool mute, string? media) { - if (!call.equals(call)) return; + CallState call_state = new CallState(call, stream_interactor); + connect_call_state_signals(call_state); + call_state.we_should_send_audio = true; + call_state.we_should_send_video = video_requested; + call_state.invited_to_group_call = muc_jid; + call_state.group_call_inviter = inviter_jid; - if (media == "video") { - counterpart_sends_video[call] = !mute; - counterpart_sends_video_updated(call, mute); - } + debug("[%s] on_muji_call_received accepting", account.bare_jid.to_string()); + call_incoming(call_state.call, call_state, conversation, video_requested); } - private void connect_session_signals(Call call, Xep.Jingle.Session session) { - session.terminated.connect((stream, we_terminated, reason_name, reason_text) => - on_call_terminated(call, we_terminated, reason_name, reason_text) - ); - session.additional_content_add_incoming.connect((session,stream, content) => - on_incoming_content_add(stream, call, session, content) - ); - - foreach (Xep.Jingle.Content content in session.contents) { - Xep.JingleRtp.Parameters? rtp_content_parameter = content.content_params as Xep.JingleRtp.Parameters; - if (rtp_content_parameter == null) continue; - - connect_content_signals(call, content, rtp_content_parameter); + private void remove_call_from_datastructures(Call call) { + if (current_jmi_request_call.has_key(call.account) && current_jmi_request_call[call.account].call.equals(call)) { + current_jmi_request_call.unset(call.account); + current_jmi_request_peer.unset(call.account); } + call_states.unset(call); } - private void connect_content_signals(Call call, Xep.Jingle.Content content, Xep.JingleRtp.Parameters rtp_content_parameter) { - if (rtp_content_parameter.media == "audio") { - audio_content[call] = content; - audio_content_parameter[call] = rtp_content_parameter; - } else if (rtp_content_parameter.media == "video") { - video_content[call] = content; - video_content_parameter[call] = rtp_content_parameter; - } - - rtp_content_parameter.stream_created.connect((stream) => on_stream_created(call, rtp_content_parameter.media, stream)); - rtp_content_parameter.connection_ready.connect((status) => on_connection_ready(call, content, rtp_content_parameter.media)); - - content.senders_modify_incoming.connect((content, proposed_senders) => { - if (content.session.senders_include_us(content.senders) != content.session.senders_include_us(proposed_senders)) { - warning("counterpart set us to (not)sending %s. ignoring", content.content_name); - return; - } + private void connect_call_state_signals(CallState call_state) { + call_states[call_state.call] = call_state; - if (!content.session.senders_include_counterpart(content.senders) && content.session.senders_include_counterpart(proposed_senders)) { - // Counterpart wants to start sending. Ok. - content.accept_content_modify(proposed_senders); - on_counterpart_mute_update(call, false, "video"); - } + ulong terminated_handler_id = -1; + terminated_handler_id = call_state.terminated.connect((who_terminated, reason_name, reason_text) => { + remove_call_from_datastructures(call_state.call); + call_terminated(call_state.call, reason_name, reason_text); + call_state.disconnect(terminated_handler_id); }); } - private void on_connection_ready(Call call, Xep.Jingle.Content content, string media) { - if (call.state == Call.State.RINGING || call.state == Call.State.ESTABLISHING) { - call.state = Call.State.IN_PROGRESS; - } - - if (media == "audio") { - audio_encryptions[call] = content.encryptions; - } else if (media == "video") { - video_encryptions[call] = content.encryptions; - } - - if ((audio_encryptions.has_key(call) && audio_encryptions[call].is_empty) || (video_encryptions.has_key(call) && video_encryptions[call].is_empty)) { - call.encryption = Encryption.NONE; - encryption_updated(call, null, null, true); - return; - } - - HashMap encryptions = audio_encryptions[call] ?? video_encryptions[call]; - - Xep.Jingle.ContentEncryption? omemo_encryption = null, dtls_encryption = null, srtp_encryption = null; - foreach (string encr_name in encryptions.keys) { - if (video_encryptions.has_key(call) && !video_encryptions[call].has_key(encr_name)) continue; - - var encryption = encryptions[encr_name]; - if (encryption.encryption_ns == "http://gultsch.de/xmpp/drafts/omemo/dlts-srtp-verification") { - omemo_encryption = encryption; - } else if (encryption.encryption_ns == Xep.JingleIceUdp.DTLS_NS_URI) { - dtls_encryption = encryption; - } else if (encryption.encryption_name == "SRTP") { - srtp_encryption = encryption; - } - } - - if (omemo_encryption != null && dtls_encryption != null) { - call.encryption = Encryption.OMEMO; - Xep.Jingle.ContentEncryption? video_encryption = video_encryptions.has_key(call) ? video_encryptions[call]["http://gultsch.de/xmpp/drafts/omemo/dlts-srtp-verification"] : null; - omemo_encryption.peer_key = dtls_encryption.peer_key; - omemo_encryption.our_key = dtls_encryption.our_key; - encryption_updated(call, omemo_encryption, video_encryption, true); - } else if (dtls_encryption != null) { - call.encryption = Encryption.DTLS_SRTP; - Xep.Jingle.ContentEncryption? video_encryption = video_encryptions.has_key(call) ? video_encryptions[call][Xep.JingleIceUdp.DTLS_NS_URI] : null; - bool same = true; - if (video_encryption != null && dtls_encryption.peer_key.length == video_encryption.peer_key.length) { - for (int i = 0; i < dtls_encryption.peer_key.length; i++) { - if (dtls_encryption.peer_key[i] != video_encryption.peer_key[i]) { same = false; break; } - } - } - encryption_updated(call, dtls_encryption, video_encryption, same); - } else if (srtp_encryption != null) { - call.encryption = Encryption.SRTP; - encryption_updated(call, srtp_encryption, video_encryptions[call]["SRTP"], false); - } else { - call.encryption = Encryption.NONE; - encryption_updated(call, null, null, true); - } - } - - private void remove_call_from_datastructures(Call call) { - string? sid = sid_by_call[call.account][call]; - sid_by_call[call.account].unset(call); - if (sid != null) call_by_sid[call.account].unset(sid); - - sessions.unset(call); - - counterpart_sends_video.unset(call); - we_should_send_video.unset(call); - we_should_send_audio.unset(call); - - audio_content_parameter.unset(call); - video_content_parameter.unset(call); - audio_content.unset(call); - video_content.unset(call); - audio_encryptions.unset(call); - video_encryptions.unset(call); - } - private void on_account_added(Account account) { - call_by_sid[account] = new HashMap(); - sid_by_call[account] = new HashMap(); - Xep.Jingle.Module jingle_module = stream_interactor.module_manager.get_module(account, Xep.Jingle.Module.IDENTITY); jingle_module.session_initiate_received.connect((stream, session) => { foreach (Xep.Jingle.Content content in session.contents) { @@ -606,27 +310,6 @@ namespace Dino { } }); - var session_info_type = stream_interactor.module_manager.get_module(account, Xep.JingleRtp.Module.IDENTITY).session_info_type; - session_info_type.mute_update_received.connect((session,mute, name) => { - if (!call_by_sid[account].has_key(session.sid)) return; - Call call = call_by_sid[account][session.sid]; - - foreach (Xep.Jingle.Content content in session.contents) { - if (name == null || content.content_name == name) { - Xep.JingleRtp.Parameters? rtp_content_parameter = content.content_params as Xep.JingleRtp.Parameters; - if (rtp_content_parameter != null) { - on_counterpart_mute_update(call, mute, rtp_content_parameter.media); - } - } - } - }); - session_info_type.info_received.connect((session, session_info) => { - if (!call_by_sid[account].has_key(session.sid)) return; - Call call = call_by_sid[account][session.sid]; - - info_received(call, session_info); - }); - Xep.JingleMessageInitiation.Module mi_module = stream_interactor.module_manager.get_module(account, Xep.JingleMessageInitiation.Module.IDENTITY); mi_module.session_proposed.connect((from, to, sid, descriptions) => { if (!can_do_audio_calls()) { @@ -637,53 +320,94 @@ namespace Dino { bool audio_requested = descriptions.any_match((description) => description.ns_uri == Xep.JingleRtp.NS_URI && description.get_attribute("media") == "audio"); bool video_requested = descriptions.any_match((description) => description.ns_uri == Xep.JingleRtp.NS_URI && description.get_attribute("media") == "video"); if (!audio_requested && !video_requested) return; - Call call = create_received_call(account, from, to, video_requested); - call_by_sid[account][sid] = call; - sid_by_call[account][call] = sid; + + PeerState peer_state = create_received_call(account, from, to, video_requested); + peer_state.sid = sid; + peer_state.we_should_send_audio = true; + peer_state.we_should_send_video = video_requested; + + current_jmi_request_peer[account] = peer_state; + current_jmi_request_call[account] = call_states[peer_state.call]; }); mi_module.session_accepted.connect((from, sid) => { - if (!call_by_sid[account].has_key(sid)) return; + if (!current_jmi_request_peer.has_key(account) || current_jmi_request_peer[account].sid != sid) return; if (from.equals_bare(account.bare_jid)) { // Carboned message from our account // Ignore carbon from ourselves if (from.equals(account.full_jid)) return; - Call call = call_by_sid[account][sid]; + Call call = current_jmi_request_peer[account].call; call.state = Call.State.OTHER_DEVICE_ACCEPTED; remove_call_from_datastructures(call); - } else if (from.equals_bare(call_by_sid[account][sid].counterpart)) { // Message from our peer + } else if (from.equals_bare(current_jmi_request_peer[account].jid)) { // Message from our peer // We proposed the call - if (jmi_sid.has_key(account) && jmi_sid[account] == sid) { - call_resource.begin(account, from, jmi_call[account], jmi_video[account], jmi_sid[account]); - jmi_call.unset(account); - jmi_sid.unset(account); - jmi_video.unset(account); - } + // We know the full jid of our peer now + current_jmi_request_call[account].rename_peer(current_jmi_request_peer[account].jid, from); + current_jmi_request_peer[account].call_resource(from); } }); mi_module.session_rejected.connect((from, to, sid) => { - if (!call_by_sid[account].has_key(sid)) return; - Call call = call_by_sid[account][sid]; + if (!current_jmi_request_peer.has_key(account) || current_jmi_request_peer[account].sid != sid) return; + Call call = current_jmi_request_peer[account].call; - bool outgoing_reject = call.direction == Call.DIRECTION_OUTGOING && from.equals_bare(call.counterpart); + bool outgoing_reject = call.direction == Call.DIRECTION_OUTGOING && from.equals_bare(call.counterparts[0]); bool incoming_reject = call.direction == Call.DIRECTION_INCOMING && from.equals_bare(account.bare_jid); - if (!(outgoing_reject || incoming_reject)) return; + if (!outgoing_reject && !incoming_reject) return; call.state = Call.State.DECLINED; + call_states[call].terminated(from, Xep.Jingle.ReasonElement.DECLINE, "JMI reject"); remove_call_from_datastructures(call); - call_terminated(call, null, null); }); mi_module.session_retracted.connect((from, to, sid) => { - if (!call_by_sid[account].has_key(sid)) return; - Call call = call_by_sid[account][sid]; + if (!current_jmi_request_peer.has_key(account) || current_jmi_request_peer[account].sid != sid) return; + Call call = current_jmi_request_peer[account].call; - bool outgoing_retract = call.direction == Call.DIRECTION_OUTGOING && from.equals_bare(call.counterpart); - bool incoming_retract = call.direction == Call.DIRECTION_INCOMING && from.equals_bare(account.bare_jid); + bool outgoing_retract = call.direction == Call.DIRECTION_OUTGOING && from.equals_bare(account.bare_jid); + bool incoming_retract = call.direction == Call.DIRECTION_INCOMING && from.equals_bare(call.counterparts[0]); if (!(outgoing_retract || incoming_retract)) return; call.state = Call.State.MISSED; + call_states[call].terminated(from, Xep.Jingle.ReasonElement.CANCEL, "JMI retract"); remove_call_from_datastructures(call); - call_terminated(call, null, null); + }); + + Xep.MujiMeta.Module muji_meta_module = stream_interactor.module_manager.get_module(account, Xep.MujiMeta.Module.IDENTITY); + muji_meta_module.call_proposed.connect((inviter_jid, to, muc_jid, descriptions) => { + if (inviter_jid.equals_bare(account.bare_jid)) return; + on_muji_call_received.begin(account, inviter_jid, muc_jid, descriptions); + }); + muji_meta_module.call_accepted.connect((from_jid, muc_jid) => { + if (!from_jid.equals_bare(account.bare_jid)) return; + + // We accepted the call from another device + CallState? call_state = get_call_state_for_groupcall(account, muc_jid); + if (call_state == null) return; + + call_state.call.state = Call.State.OTHER_DEVICE_ACCEPTED; + remove_call_from_datastructures(call_state.call); + }); + muji_meta_module.call_retracted.connect((from_jid, muc_jid) => { + if (from_jid.equals_bare(account.bare_jid)) return; + + // The call was retracted by the counterpart + CallState? call_state = get_call_state_for_groupcall(account, muc_jid); + if (call_state == null) return; + + call_state.call.state = Call.State.MISSED; + remove_call_from_datastructures(call_state.call); + }); + muji_meta_module.call_rejected.connect((from_jid, to_jid, muc_jid) => { + if (from_jid.equals_bare(account.bare_jid)) return; + debug(@"[%s] rejected our MUJI invite to %s", account.bare_jid.to_string(), from_jid.to_string(), muc_jid.to_string()); + }); + + stream_interactor.module_manager.get_module(account, Xep.Coin.Module.IDENTITY).coin_info_received.connect((jid, info) => { + foreach (Call call in call_states.keys) { + if (call.counterparts[0].equals_bare(jid)) { + conference_info_received(call, info); + return; + } + } }); } } -- cgit v1.2.3-54-g00ecf