bigbluebutton-Github/bigbluebutton-client/resources/prod/lib/bbb_webrtc_bridge_jssip.js

119 lines
3.9 KiB
JavaScript
Executable File

var bbbAudioConference;
var currentSession;
// Hang Up webrtc call
function webrtc_hangup(callback) {
console.log("Terminating current session");
currentSession.terminate(); // allows calling multiple times
callback();
}
// Call
function webrtc_call(username, voiceBridge, server, callback) {
var sayswho = navigator.sayswho,
browser = sayswho[0],
version = +(sayswho[1].split('.')[0]);
console.log("Browser: " + browser + ", version: " + version);
if ( !( (browser == "Chrome" && version >= 28) || (browser == "Firefox" && version >= 26) ) ) {
callback({'status': 'browserError', message: "Browser version not supported"});
return;
}
server = server || window.document.location.host;
console.log("user " + username + " calling to " + voiceBridge);
var configuration = {
uri: 'sip:' + username + '@' + server,
// password: freeswitchPassword,
// ws_servers: 'wss://' + server + ':7443',
ws_servers: 'ws://' + server + ':5066',
display_name: username,
// authorization_user: freeswitchUser,
register: false,
// register_expires: null,
// no_answer_timeout: null,
trace_sip: true,
stun_servers: "stun:74.125.134.127:19302",
// turn_servers: null,
// use_preloaded_route: null,
// connection_recovery_min_interval: null,
// connection_recovery_max_interval: null,
// hack_via_tcp: null,
// hack_ip_in_contact: null
};
bbbAudioConference = new JsSIP.UA(configuration);
bbbAudioConference.on('newRTCSession', function(e) {
console.log("New Webrtc session created!");
currentSession = e.data.session;
});
bbbAudioConference.start();
// Make an audio/video call:
// HTML5 <video> elements in which local and remote video will be shown
var selfView = document.getElementById('local-media');
var remoteView = document.getElementById('remote-media');
console.log("Registering callbacks to desired call events..");
var eventHandlers = {
'progress': function(e){
console.log('call is in progress: ' + e.data);
callback({'status':'progress', 'message': e.data});
},
'failed': function(e){
console.log('call failed with cause: '+ e.data.cause);
callback({'status':'failed', 'cause': e.data.cause});
},
'ended': function(e){
console.log('call ended with cause: '+ e.data.cause);
callback({'status':'ended', 'cause': e.data.cause});
},
'started': function(e){
var rtcSession = e.sender;
var localStream = false;
var remoteStream = false;
console.log('BigBlueButton call started');
// Attach local stream to selfView
if (rtcSession.getLocalStreams().length > 0) {
console.log("Got local stream");
localStream = true;
}
// Attach remote stream to remoteView
if (rtcSession.getRemoteStreams().length > 0) {
console.log("Got remote stream");
remoteView.src = window.URL.createObjectURL(rtcSession.getRemoteStreams()[0]);
remoteStream = true;
}
callback({'status':'started', 'localStream': localStream, 'remoteStream': remoteStream});
}
};
console.log("Setting options.. ");
var options = {
'eventHandlers': eventHandlers,
'mediaConstraints': {'audio': true, 'video': false}
};
console.log("Calling to " + voiceBridge + "....");
bbbAudioConference.call('sip:' + voiceBridge + '@' + server, options);
}
// http://stackoverflow.com/questions/5916900/detect-version-of-browser
navigator.sayswho= (function(){
var ua= navigator.userAgent,
N= navigator.appName,
tem,
M= ua.match(/(opera|chrome|safari|firefox|msie|trident)\/?\s*([\d\.]+)/i) || [];
M= M[2]? [M[1], M[2]]:[N, navigator.appVersion, '-?'];
if(M && (tem= ua.match(/version\/([\.\d]+)/i))!= null) M[2]= tem[1];
return M;
})();