1289 lines
44 KiB
JavaScript
1289 lines
44 KiB
JavaScript
/* jshint -W117 */
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/* application specific logic */
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var connection = null;
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var focus = null;
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var RTC;
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var RTCPeerConnection = null;
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var nickname = null;
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var sharedKey = '';
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var roomUrl = null;
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var ssrc2jid = {};
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var localVideoSrc = null;
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var preziPlayer = null;
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/* window.onbeforeunload = closePageWarning; */
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function init() {
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RTC = setupRTC();
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if (RTC === null) {
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window.location.href = 'webrtcrequired.html';
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return;
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} else if (RTC.browser != 'chrome') {
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window.location.href = 'chromeonly.html';
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return;
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}
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RTCPeerconnection = TraceablePeerConnection;
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connection = new Strophe.Connection(document.getElementById('boshURL').value || config.bosh || '/http-bind');
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if (nickname) {
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connection.emuc.addDisplayNameToPresence(nickname);
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}
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if (connection.disco) {
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// for chrome, add multistream cap
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}
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connection.jingle.pc_constraints = RTC.pc_constraints;
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if (config.useIPv6) {
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// https://code.google.com/p/webrtc/issues/detail?id=2828
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if (!connection.jingle.pc_constraints.optional) connection.jingle.pc_constraints.optional = [];
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connection.jingle.pc_constraints.optional.push({googIPv6: true});
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}
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var jid = document.getElementById('jid').value || config.hosts.domain || window.location.hostname;
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connection.connect(jid, document.getElementById('password').value, function (status) {
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if (status == Strophe.Status.CONNECTED) {
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console.log('connected');
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if (config.useStunTurn) {
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connection.jingle.getStunAndTurnCredentials();
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}
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if (RTC.browser == 'firefox') {
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getUserMediaWithConstraints(['audio']);
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} else {
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getUserMediaWithConstraints(['audio', 'video'], config.resolution || '360');
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}
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document.getElementById('connect').disabled = true;
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} else {
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console.log('status', status);
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}
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});
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}
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function doJoin() {
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var roomnode = null;
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var path = window.location.pathname;
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var roomjid;
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// determinde the room node from the url
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// TODO: just the roomnode or the whole bare jid?
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if (config.getroomnode && typeof config.getroomnode === 'function') {
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// custom function might be responsible for doing the pushstate
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roomnode = config.getroomnode(path);
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} else {
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/* fall back to default strategy
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* this is making assumptions about how the URL->room mapping happens.
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* It currently assumes deployment at root, with a rewrite like the
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* following one (for nginx):
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location ~ ^/([a-zA-Z0-9]+)$ {
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rewrite ^/(.*)$ / break;
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}
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*/
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if (path.length > 1) {
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roomnode = path.substr(1).toLowerCase();
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} else {
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roomnode = Math.random().toString(36).substr(2, 20);
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window.history.pushState('VideoChat', 'Room: ' + roomnode, window.location.pathname + roomnode);
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}
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}
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roomjid = roomnode + '@' + config.hosts.muc;
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if (config.useNicks) {
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var nick = window.prompt('Your nickname (optional)');
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if (nick) {
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roomjid += '/' + nick;
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} else {
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roomjid += '/' + Strophe.getNodeFromJid(connection.jid);
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}
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} else {
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roomjid += '/' + Strophe.getNodeFromJid(connection.jid).substr(0,8);
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}
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connection.emuc.doJoin(roomjid);
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}
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$(document).bind('mediaready.jingle', function (event, stream) {
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connection.jingle.localStream = stream;
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RTC.attachMediaStream($('#localVideo'), stream);
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document.getElementById('localVideo').autoplay = true;
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document.getElementById('localVideo').volume = 0;
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localVideoSrc = document.getElementById('localVideo').src;
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updateLargeVideo(localVideoSrc, true, 0);
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$('#localVideo').click(function () {
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$(document).trigger("video.selected", [false]);
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updateLargeVideo($(this).attr('src'), true, 0);
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$('video').each(function (idx, el) {
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if (el.id.indexOf('mixedmslabel') != -1) {
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el.volume = 0;
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el.volume = 1;
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}
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});
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});
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doJoin();
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});
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$(document).bind('mediafailure.jingle', function () {
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// FIXME
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});
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$(document).bind('remotestreamadded.jingle', function (event, data, sid) {
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function waitForRemoteVideo(selector, sid) {
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var sess = connection.jingle.sessions[sid];
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if (data.stream.id == 'mixedmslabel') return;
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videoTracks = data.stream.getVideoTracks();
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if (videoTracks.length === 0 || selector[0].currentTime > 0) {
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RTC.attachMediaStream(selector, data.stream); // FIXME: why do i have to do this for FF?
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$(document).trigger('callactive.jingle', [selector, sid]);
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console.log('waitForremotevideo', sess.peerconnection.iceConnectionState, sess.peerconnection.signalingState);
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} else {
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setTimeout(function () { waitForRemoteVideo(selector, sid); }, 250);
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}
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}
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var sess = connection.jingle.sessions[sid];
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// look up an associated JID for a stream id
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if (data.stream.id.indexOf('mixedmslabel') == -1) {
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var ssrclines = SDPUtil.find_lines(sess.peerconnection.remoteDescription.sdp, 'a=ssrc');
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ssrclines = ssrclines.filter(function (line) {
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return line.indexOf('mslabel:' + data.stream.label) != -1;
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});
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if (ssrclines.length) {
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thessrc = ssrclines[0].substring(7).split(' ')[0];
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// ok to overwrite the one from focus? might save work in colibri.js
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console.log('associated jid', ssrc2jid[thessrc], data.peerjid);
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if (ssrc2jid[thessrc]) {
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data.peerjid = ssrc2jid[thessrc];
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}
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}
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}
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var container;
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var remotes = document.getElementById('remoteVideos');
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if (data.peerjid) {
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container = document.getElementById('participant_' + Strophe.getResourceFromJid(data.peerjid));
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if (!container) {
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console.warn('no container for', data.peerjid);
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// create for now...
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// FIXME: should be removed
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container = addRemoteVideoContainer('participant_' + Strophe.getResourceFromJid(data.peerjid));
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} else {
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//console.log('found container for', data.peerjid);
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}
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} else {
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if (data.stream.id != 'mixedmslabel') {
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console.warn('can not associate stream', data.stream.id, 'with a participant');
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}
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// FIXME: for the mixed ms we dont need a video -- currently
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container = document.createElement('span');
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container.className = 'videocontainer';
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remotes.appendChild(container);
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Util.playSoundNotification('userJoined');
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}
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var vid = document.createElement('video');
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var id = 'remoteVideo_' + sid + '_' + data.stream.id;
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vid.id = id;
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vid.autoplay = true;
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vid.oncontextmenu = function () { return false; };
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container.appendChild(vid);
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// TODO: make mixedstream display:none via css?
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if (id.indexOf('mixedmslabel') != -1) {
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container.id = 'mixedstream';
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$(container).hide();
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}
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var sel = $('#' + id);
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sel.hide();
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RTC.attachMediaStream(sel, data.stream);
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waitForRemoteVideo(sel, sid);
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data.stream.onended = function () {
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console.log('stream ended', this.id);
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var src = $('#' + id).attr('src');
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if (src === $('#largeVideo').attr('src')) {
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// this is currently displayed as large
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// pick the last visible video in the row
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// if nobody else is left, this picks the local video
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var pick = $('#remoteVideos>span[id!="mixedstream"]:visible:last>video').get(0);
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// mute if localvideo
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var isLocalVideo = false;
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if (pick) {
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if (pick.src === localVideoSrc)
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isLocalVideo = true;
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updateLargeVideo(pick.src, isLocalVideo, pick.volume);
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}
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}
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$('#' + id).parent().remove();
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Util.playSoundNotification('userLeft');
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resizeThumbnails();
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};
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sel.click(
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function () {
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$(document).trigger("video.selected", [false]);
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updateLargeVideo($(this).attr('src'), false, 1);
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}
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);
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// an attempt to work around https://github.com/jitsi/jitmeet/issues/32
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if (data.peerjid && sess.peerjid == data.peerjid &&
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data.stream.getVideoTracks().length == 0 &&
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connection.jingle.localStream.getVideoTracks().length > 0) {
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window.setTimeout(function() {
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sendKeyframe(sess.peerconnection);
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}, 3000);
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}
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});
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// an attempt to work around https://github.com/jitsi/jitmeet/issues/32
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function sendKeyframe(pc) {
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console.log('sendkeyframe', pc.iceConnectionState);
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if (pc.iceConnectionState != 'connected') return; // safe...
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pc.setRemoteDescription(
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pc.remoteDescription,
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function () {
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pc.createAnswer(
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function (modifiedAnswer) {
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pc.setLocalDescription(modifiedAnswer,
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function () {
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},
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function (error) {
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console.log('triggerKeyframe setLocalDescription failed', error);
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}
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);
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},
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function (error) {
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console.log('triggerKeyframe createAnswer failed', error);
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}
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);
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},
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function (error) {
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console.log('triggerKeyframe setRemoteDescription failed', error);
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}
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);
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}
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function demonstrateabug(pc) {
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// funny way of doing mute. the subsequent offer contains things like rtcp-mux
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// and triggers all new ice candidates (ice restart)
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// this code is here to demonstrate a bug
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pc.createOffer(
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function (offer) {
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console.log(offer);
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var sdp = new SDP(offer.sdp);
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if (sdp.media.length > 1) {
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sdp.media[1] = sdp.media[1].replace('a=sendrecv', 'a=recvonly');
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sdp.raw = sdp.session + sdp.media.join('');
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offer.sdp = sdp.raw;
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pc.setLocalDescription(offer,
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function () {
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console.log('mute SLD ok');
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},
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function(error) {
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console.log('mute SLD error');
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}
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);
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}
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},
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function (error) {
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console.warn(error);
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},
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{mandatory: {OfferToReceiveAudio: true, OfferToReceiveVideo: false}}
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);
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}
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// really mute video, i.e. dont even send black frames
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function muteVideo(pc, unmute) {
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// FIXME: this probably needs another of those lovely state safeguards...
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// which checks for iceconn == connected and sigstate == stable
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pc.setRemoteDescription(pc.remoteDescription,
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function () {
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pc.createAnswer(
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function (answer) {
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var sdp = new SDP(answer.sdp);
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if (sdp.media.length > 1) {
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if (unmute)
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sdp.media[1] = sdp.media[1].replace('a=recvonly', 'a=sendrecv');
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else
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sdp.media[1] = sdp.media[1].replace('a=sendrecv', 'a=recvonly');
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sdp.raw = sdp.session + sdp.media.join('');
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answer.sdp = sdp.raw;
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}
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pc.setLocalDescription(answer,
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function () {
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console.log('mute SLD ok');
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},
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function(error) {
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console.log('mute SLD error');
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}
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);
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},
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function (error) {
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console.log(error);
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}
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);
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},
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function (error) {
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console.log('muteVideo SRD error');
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}
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);
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}
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$(document).bind('callincoming.jingle', function (event, sid) {
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var sess = connection.jingle.sessions[sid];
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// TODO: check affiliation and/or role
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console.log('emuc data for', sess.peerjid, connection.emuc.members[sess.peerjid]);
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sess.usedrip = true; // not-so-naive trickle ice
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sess.sendAnswer();
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sess.accept();
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});
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$(document).bind('callactive.jingle', function (event, videoelem, sid) {
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if (videoelem.attr('id').indexOf('mixedmslabel') == -1) {
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// ignore mixedmslabela0 and v0
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videoelem.show();
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resizeThumbnails();
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updateLargeVideo(videoelem.attr('src'), false, 1);
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showFocusIndicator();
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}
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});
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$(document).bind('callterminated.jingle', function (event, sid, reason) {
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// FIXME
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});
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$(document).bind('setLocalDescription.jingle', function (event, sid) {
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// put our ssrcs into presence so other clients can identify our stream
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var sess = connection.jingle.sessions[sid];
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var newssrcs = {};
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var directions = {};
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var localSDP = new SDP(sess.peerconnection.localDescription.sdp);
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localSDP.media.forEach(function (media) {
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var type = SDPUtil.parse_mline(media.split('\r\n')[0]).media;
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if (SDPUtil.find_line(media, 'a=ssrc:')) {
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// assumes a single local ssrc
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var ssrc = SDPUtil.find_line(media, 'a=ssrc:').substring(7).split(' ')[0];
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newssrcs[type] = ssrc;
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directions[type] = (SDPUtil.find_line(media, 'a=sendrecv') || SDPUtil.find_line(media, 'a=recvonly') || SDPUtil.find_line('a=sendonly') || SDPUtil.find_line('a=inactive') || 'a=sendrecv').substr(2);
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}
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});
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console.log('new ssrcs', newssrcs);
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var i = 0;
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Object.keys(newssrcs).forEach(function (mtype) {
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i++;
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connection.emuc.addMediaToPresence(i, mtype, newssrcs[mtype], directions[mtype]);
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});
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if (i > 0) {
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connection.emuc.sendPresence();
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}
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});
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$(document).bind('joined.muc', function (event, jid, info) {
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updateRoomUrl(window.location.href);
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document.getElementById('localNick').appendChild(
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document.createTextNode(Strophe.getResourceFromJid(jid) + ' (me)')
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);
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if (Object.keys(connection.emuc.members).length < 1) {
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focus = new ColibriFocus(connection, config.hosts.bridge);
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}
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if (focus && config.etherpad_base) {
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Etherpad.init();
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}
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showFocusIndicator();
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// Once we've joined the muc show the toolbar
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showToolbar();
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var displayName = '';
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if (info.displayName)
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displayName = info.displayName + ' (me)';
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showDisplayName('localVideoContainer', displayName);
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});
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$(document).bind('entered.muc', function (event, jid, info, pres) {
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console.log('entered', jid, info);
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console.log(focus);
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var videoSpanId = 'participant_' + Strophe.getResourceFromJid(jid);
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var container = addRemoteVideoContainer(videoSpanId);
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if (info.displayName)
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showDisplayName(videoSpanId, info.displayName);
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var nickfield = document.createElement('span');
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nickfield.appendChild(document.createTextNode(Strophe.getResourceFromJid(jid)));
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container.appendChild(nickfield);
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resizeThumbnails();
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if (focus !== null) {
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// FIXME: this should prepare the video
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if (focus.confid === null) {
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console.log('make new conference with', jid);
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focus.makeConference(Object.keys(connection.emuc.members));
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} else {
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console.log('invite', jid, 'into conference');
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focus.addNewParticipant(jid);
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}
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}
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else if (sharedKey) {
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updateLockButton();
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}
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$(pres).find('>media[xmlns="http://estos.de/ns/mjs"]>source').each(function (idx, ssrc) {
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//console.log(jid, 'assoc ssrc', ssrc.getAttribute('type'), ssrc.getAttribute('ssrc'));
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ssrc2jid[ssrc.getAttribute('ssrc')] = jid;
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});
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});
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$(document).bind('left.muc', function (event, jid) {
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console.log('left', jid);
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connection.jingle.terminateByJid(jid);
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var container = document.getElementById('participant_' + Strophe.getResourceFromJid(jid));
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if (container) {
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// hide here, wait for video to close before removing
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$(container).hide();
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resizeThumbnails();
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}
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if (focus === null && connection.emuc.myroomjid == connection.emuc.list_members[0]) {
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console.log('welcome to our new focus... myself');
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focus = new ColibriFocus(connection, config.hosts.bridge);
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if (Object.keys(connection.emuc.members).length > 0) {
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focus.makeConference(Object.keys(connection.emuc.members));
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}
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$(document).trigger('focusechanged.muc', [focus]);
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}
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else if (focus && Object.keys(connection.emuc.members).length === 0) {
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console.log('everyone left');
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if (focus !== null) {
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// FIXME: closing the connection is a hack to avoid some
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// problemswith reinit
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if (focus.peerconnection !== null) {
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focus.peerconnection.close();
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}
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focus = new ColibriFocus(connection, config.hosts.bridge);
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}
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}
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if (connection.emuc.getPrezi(jid)) {
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$(document).trigger('presentationremoved.muc', [jid, connection.emuc.getPrezi(jid)]);
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}
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});
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$(document).bind('presence.muc', function (event, jid, info, pres) {
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$(pres).find('>media[xmlns="http://estos.de/ns/mjs"]>source').each(function (idx, ssrc) {
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//console.log(jid, 'assoc ssrc', ssrc.getAttribute('type'), ssrc.getAttribute('ssrc'));
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ssrc2jid[ssrc.getAttribute('ssrc')] = jid;
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});
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if (info.displayName) {
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if (jid === connection.emuc.myroomjid)
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showDisplayName('localVideoContainer', info.displayName + ' (me)');
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else
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showDisplayName('participant_' + Strophe.getResourceFromJid(jid), info.displayName);
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}
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|
});
|
|
|
|
$(document).bind('passwordrequired.muc', function (event, jid) {
|
|
console.log('on password required', jid);
|
|
|
|
$.prompt('<h2>Password required</h2>' +
|
|
'<input id="lockKey" type="text" placeholder="shared key" autofocus>',
|
|
{
|
|
persistent: true,
|
|
buttons: { "Ok": true , "Cancel": false},
|
|
defaultButton: 1,
|
|
loaded: function(event) {
|
|
document.getElementById('lockKey').focus();
|
|
},
|
|
submit: function(e,v,m,f){
|
|
if(v)
|
|
{
|
|
var lockKey = document.getElementById('lockKey');
|
|
|
|
if (lockKey.value != null)
|
|
{
|
|
setSharedKey(lockKey.value);
|
|
connection.emuc.doJoin(jid, lockKey.value);
|
|
}
|
|
}
|
|
}
|
|
});
|
|
});
|
|
|
|
/*
|
|
* Presentation has been removed.
|
|
*/
|
|
$(document).bind('presentationremoved.muc', function(event, jid, presUrl) {
|
|
console.log('presentation removed', presUrl);
|
|
var presId = getPresentationId(presUrl);
|
|
setPresentationVisible(false);
|
|
$('#participant_' + Strophe.getResourceFromJid(jid) + '_' + presId).remove();
|
|
$('#presentation>iframe').remove();
|
|
if (preziPlayer != null) {
|
|
preziPlayer.destroy();
|
|
preziPlayer = null;
|
|
}
|
|
});
|
|
|
|
/*
|
|
* Presentation has been added.
|
|
*/
|
|
$(document).bind('presentationadded.muc', function (event, jid, presUrl, currentSlide) {
|
|
console.log("presentation added", presUrl);
|
|
|
|
var presId = getPresentationId(presUrl);
|
|
var elementId = 'participant_' + Strophe.getResourceFromJid(jid) + '_' + presId;
|
|
|
|
var container = addRemoteVideoContainer(elementId);
|
|
resizeThumbnails();
|
|
|
|
var controlsEnabled = false;
|
|
if (jid === connection.emuc.myroomjid)
|
|
controlsEnabled = true;
|
|
|
|
setPresentationVisible(true);
|
|
$('#largeVideoContainer').hover(
|
|
function (event) {
|
|
if (isPresentationVisible())
|
|
$('#reloadPresentation').css({display:'inline-block'});
|
|
},
|
|
function (event) {
|
|
if (!isPresentationVisible())
|
|
$('#reloadPresentation').css({display:'none'});
|
|
else {
|
|
var e = event.toElement || event.relatedTarget;
|
|
|
|
while(e && e.parentNode && e.parentNode != window) {
|
|
if (e.parentNode == this || e == this) {
|
|
return false;
|
|
}
|
|
e = e.parentNode;
|
|
}
|
|
$('#reloadPresentation').css({display:'none'});
|
|
}
|
|
});
|
|
|
|
preziPlayer = new PreziPlayer(
|
|
'presentation',
|
|
{preziId: presId,
|
|
width: $('#largeVideoContainer').width(),
|
|
height: $('#largeVideoContainer').height(),
|
|
controls: controlsEnabled,
|
|
debug: true
|
|
});
|
|
|
|
$('#presentation>iframe').attr('id', preziPlayer.options.preziId);
|
|
|
|
preziPlayer.on(PreziPlayer.EVENT_STATUS, function(event) {
|
|
console.log("prezi status", event.value);
|
|
if (event.value == PreziPlayer.STATUS_CONTENT_READY) {
|
|
if (jid != connection.emuc.myroomjid)
|
|
preziPlayer.flyToStep(currentSlide);
|
|
}
|
|
});
|
|
|
|
preziPlayer.on(PreziPlayer.EVENT_CURRENT_STEP, function(event) {
|
|
console.log("event value", event.value);
|
|
connection.emuc.addCurrentSlideToPresence(event.value);
|
|
connection.emuc.sendPresence();
|
|
});
|
|
|
|
$("#" + elementId).css('background-image','url(../images/avatarprezi.png)');
|
|
$("#" + elementId).click(
|
|
function () {
|
|
setPresentationVisible(true);
|
|
}
|
|
);
|
|
});
|
|
|
|
/*
|
|
* Indicates presentation slide change.
|
|
*/
|
|
$(document).bind('gotoslide.muc', function (event, jid, presUrl, current) {
|
|
if (preziPlayer) {
|
|
preziPlayer.flyToStep(current);
|
|
}
|
|
});
|
|
|
|
/**
|
|
* Returns the presentation id from the given url.
|
|
*/
|
|
function getPresentationId (presUrl) {
|
|
var presIdTmp = presUrl.substring(presUrl.indexOf("prezi.com/") + 10);
|
|
return presIdTmp.substring(0, presIdTmp.indexOf('/'));
|
|
}
|
|
|
|
/*
|
|
* Reloads the current presentation.
|
|
*/
|
|
function reloadPresentation() {
|
|
var iframe = document.getElementById(preziPlayer.options.preziId);
|
|
iframe.src = iframe.src;
|
|
}
|
|
|
|
/*
|
|
* Shows/hides a presentation.
|
|
*/
|
|
function setPresentationVisible(visible) {
|
|
if (visible) {
|
|
// Trigger the video.selected event to indicate a change in the large video.
|
|
$(document).trigger("video.selected", [true]);
|
|
|
|
$('#largeVideo').fadeOut(300, function () {
|
|
$('#largeVideo').css({visibility:'hidden'});
|
|
$('#presentation>iframe').fadeIn(300, function() {
|
|
$('#presentation>iframe').css({opacity:'1'});
|
|
});
|
|
});
|
|
}
|
|
else {
|
|
if ($('#presentation>iframe')) {
|
|
$('#presentation>iframe').fadeOut(300, function () {
|
|
$('#presentation>iframe').css({opacity:'0'});
|
|
$('#largeVideo').fadeIn(300, function() {
|
|
$('#largeVideo').css({visibility:'visible'});
|
|
});
|
|
});
|
|
}
|
|
}
|
|
}
|
|
|
|
var isPresentationVisible = function () {
|
|
return ($('#presentation>iframe') != null && $('#presentation>iframe').css('opacity') == 1);
|
|
}
|
|
|
|
/**
|
|
* Updates the large video with the given new video source.
|
|
*/
|
|
function updateLargeVideo(newSrc, localVideo, vol) {
|
|
console.log('hover in', newSrc);
|
|
|
|
setPresentationVisible(false);
|
|
|
|
if ($('#largeVideo').attr('src') != newSrc) {
|
|
|
|
document.getElementById('largeVideo').volume = vol;
|
|
|
|
$('#largeVideo').fadeOut(300, function () {
|
|
$(this).attr('src', newSrc);
|
|
|
|
var videoTransform = document.getElementById('largeVideo').style.webkitTransform;
|
|
if (localVideo && videoTransform != 'scaleX(-1)') {
|
|
document.getElementById('largeVideo').style.webkitTransform = "scaleX(-1)";
|
|
}
|
|
else if (!localVideo && videoTransform == 'scaleX(-1)') {
|
|
document.getElementById('largeVideo').style.webkitTransform = "none";
|
|
}
|
|
|
|
$(this).fadeIn(300);
|
|
});
|
|
}
|
|
}
|
|
|
|
function toggleVideo() {
|
|
if (!(connection && connection.jingle.localStream)) return;
|
|
for (var idx = 0; idx < connection.jingle.localStream.getVideoTracks().length; idx++) {
|
|
connection.jingle.localStream.getVideoTracks()[idx].enabled = !connection.jingle.localStream.getVideoTracks()[idx].enabled;
|
|
}
|
|
}
|
|
|
|
function toggleAudio() {
|
|
if (!(connection && connection.jingle.localStream)) return;
|
|
for (var idx = 0; idx < connection.jingle.localStream.getAudioTracks().length; idx++) {
|
|
connection.jingle.localStream.getAudioTracks()[idx].enabled = !connection.jingle.localStream.getAudioTracks()[idx].enabled;
|
|
}
|
|
}
|
|
|
|
var resizeLarge = function () {
|
|
Chat.resizeChat();
|
|
var availableHeight = window.innerHeight;
|
|
var chatspaceWidth = $('#chatspace').is(":visible")
|
|
? $('#chatspace').width()
|
|
: 0;
|
|
|
|
var numvids = $('#remoteVideos>video:visible').length;
|
|
if (numvids < 5)
|
|
availableHeight -= 100; // min thumbnail height for up to 4 videos
|
|
else
|
|
availableHeight -= 50; // min thumbnail height for more than 5 videos
|
|
|
|
availableHeight -= 79; // padding + link ontop
|
|
var availableWidth = window.innerWidth - chatspaceWidth;
|
|
var aspectRatio = 16.0 / 9.0;
|
|
if (availableHeight < availableWidth / aspectRatio) {
|
|
availableWidth = Math.floor(availableHeight * aspectRatio);
|
|
}
|
|
if (availableWidth < 0 || availableHeight < 0) return;
|
|
$('#largeVideo').parent().width(availableWidth);
|
|
$('#largeVideo').parent().height(availableWidth / aspectRatio);
|
|
|
|
if ($('#presentation>iframe')) {
|
|
$('#presentation>iframe').width(availableWidth);
|
|
$('#presentation>iframe').height(availableWidth / aspectRatio);
|
|
}
|
|
|
|
if ($('#etherpad>iframe')) {
|
|
$('#etherpad>iframe').width(availableWidth);
|
|
$('#etherpad>iframe').height(availableWidth / aspectRatio);
|
|
}
|
|
|
|
resizeThumbnails();
|
|
};
|
|
|
|
function resizeThumbnails() {
|
|
// Calculate the available height, which is the inner window height minus 39px for the header
|
|
// minus 2px for the delimiter lines on the top and bottom of the large video,
|
|
// minus the 36px space inside the remoteVideos container used for highlighting shadow.
|
|
var availableHeight = window.innerHeight - $('#largeVideo').height() - 59;
|
|
var numvids = $('#remoteVideos>span:visible').length;
|
|
|
|
// Remove the 1px borders arround videos and the chat width.
|
|
var availableWinWidth = $('#remoteVideos').width() - 2 * numvids - 50;
|
|
var availableWidth = availableWinWidth / numvids;
|
|
var aspectRatio = 16.0 / 9.0;
|
|
var maxHeight = Math.min(160, availableHeight);
|
|
availableHeight = Math.min(maxHeight, availableWidth / aspectRatio);
|
|
if (availableHeight < availableWidth / aspectRatio) {
|
|
availableWidth = Math.floor(availableHeight * aspectRatio);
|
|
}
|
|
|
|
// size videos so that while keeping AR and max height, we have a nice fit
|
|
$('#remoteVideos').height(availableHeight);
|
|
$('#remoteVideos>span').width(availableWidth);
|
|
$('#remoteVideos>span').height(availableHeight);
|
|
}
|
|
|
|
$(document).ready(function () {
|
|
Chat.init();
|
|
|
|
// Set the defaults for prompt dialogs.
|
|
jQuery.prompt.setDefaults({persistent: false});
|
|
|
|
resizeLarge();
|
|
$(window).resize(function () {
|
|
resizeLarge();
|
|
});
|
|
if (!$('#settings').is(':visible')) {
|
|
console.log('init');
|
|
init();
|
|
} else {
|
|
loginInfo.onsubmit = function (e) {
|
|
if (e.preventDefault) e.preventDefault();
|
|
$('#settings').hide();
|
|
init();
|
|
};
|
|
}
|
|
});
|
|
|
|
$(window).bind('beforeunload', function () {
|
|
if (connection && connection.connected) {
|
|
// ensure signout
|
|
$.ajax({
|
|
type: 'POST',
|
|
url: config.bosh,
|
|
async: false,
|
|
cache: false,
|
|
contentType: 'application/xml',
|
|
data: "<body rid='" + (connection.rid || connection._proto.rid) + "' xmlns='http://jabber.org/protocol/httpbind' sid='" + (connection.sid || connection._proto.sid) + "' type='terminate'><presence xmlns='jabber:client' type='unavailable'/></body>",
|
|
success: function (data) {
|
|
console.log('signed out');
|
|
console.log(data);
|
|
},
|
|
error: function (XMLHttpRequest, textStatus, errorThrown) {
|
|
console.log('signout error', textStatus + ' (' + errorThrown + ')');
|
|
}
|
|
});
|
|
}
|
|
});
|
|
|
|
function dump(elem, filename){
|
|
elem = elem.parentNode;
|
|
elem.download = filename || 'meetlog.json';
|
|
elem.href = 'data:application/json;charset=utf-8,\n';
|
|
var data = {};
|
|
if (connection.jingle) {
|
|
Object.keys(connection.jingle.sessions).forEach(function (sid) {
|
|
var session = connection.jingle.sessions[sid];
|
|
if (session.peerconnection && session.peerconnection.updateLog) {
|
|
// FIXME: should probably be a .dump call
|
|
data["jingle_" + session.sid] = {
|
|
updateLog: session.peerconnection.updateLog,
|
|
stats: session.peerconnection.stats,
|
|
url: window.location.href}
|
|
;
|
|
}
|
|
});
|
|
}
|
|
metadata = {};
|
|
metadata.time = new Date();
|
|
metadata.url = window.location.href;
|
|
metadata.ua = navigator.userAgent;
|
|
if (connection.logger) {
|
|
metadata.xmpp = connection.logger.log;
|
|
}
|
|
data.metadata = metadata;
|
|
elem.href += encodeURIComponent(JSON.stringify(data, null, ' '));
|
|
return false;
|
|
}
|
|
|
|
/*
|
|
* Changes the style class of the element given by id.
|
|
*/
|
|
function buttonClick(id, classname) {
|
|
$(id).toggleClass(classname); // add the class to the clicked element
|
|
}
|
|
|
|
/*
|
|
* Opens the lock room dialog.
|
|
*/
|
|
function openLockDialog() {
|
|
// Only the focus is able to set a shared key.
|
|
if (focus == null) {
|
|
if (sharedKey)
|
|
$.prompt("This conversation is currently protected by a shared secret key.",
|
|
{
|
|
title: "Secrect key",
|
|
persistent: false
|
|
});
|
|
else
|
|
$.prompt("This conversation isn't currently protected by a secret key. Only the owner of the conference could set a shared key.",
|
|
{
|
|
title: "Secrect key",
|
|
persistent: false
|
|
});
|
|
}
|
|
else {
|
|
if (sharedKey)
|
|
$.prompt("Are you sure you would like to remove your secret key?",
|
|
{
|
|
title: "Remove secrect key",
|
|
persistent: false,
|
|
buttons: { "Remove": true, "Cancel": false},
|
|
defaultButton: 1,
|
|
submit: function(e,v,m,f){
|
|
if(v)
|
|
{
|
|
setSharedKey('');
|
|
lockRoom(false);
|
|
}
|
|
}
|
|
});
|
|
else
|
|
$.prompt('<h2>Set a secrect key to lock your room</h2>' +
|
|
'<input id="lockKey" type="text" placeholder="your shared key" autofocus>',
|
|
{
|
|
persistent: false,
|
|
buttons: { "Save": true , "Cancel": false},
|
|
defaultButton: 1,
|
|
loaded: function(event) {
|
|
document.getElementById('lockKey').focus();
|
|
},
|
|
submit: function(e,v,m,f){
|
|
if(v)
|
|
{
|
|
var lockKey = document.getElementById('lockKey');
|
|
|
|
if (lockKey.value)
|
|
{
|
|
setSharedKey(lockKey.value);
|
|
lockRoom(true);
|
|
}
|
|
}
|
|
}
|
|
});
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Opens the invite link dialog.
|
|
*/
|
|
function openLinkDialog() {
|
|
$.prompt('<input id="inviteLinkRef" type="text" value="' + roomUrl + '" onclick="this.select();">',
|
|
{
|
|
title: "Share this link with everyone you want to invite",
|
|
persistent: false,
|
|
buttons: { "Cancel": false},
|
|
loaded: function(event) {
|
|
document.getElementById('inviteLinkRef').select();
|
|
}
|
|
});
|
|
}
|
|
|
|
/*
|
|
* Opens the settings dialog.
|
|
*/
|
|
function openSettingsDialog() {
|
|
$.prompt('<h2>Configure your conference</h2>' +
|
|
'<input type="checkbox" id="initMuted"> Participants join muted<br/>' +
|
|
'<input type="checkbox" id="requireNicknames"> Require nicknames<br/><br/>' +
|
|
'Set a secrect key to lock your room: <input id="lockKey" type="text" placeholder="your shared key" autofocus>',
|
|
{
|
|
persistent: false,
|
|
buttons: { "Save": true , "Cancel": false},
|
|
defaultButton: 1,
|
|
loaded: function(event) {
|
|
document.getElementById('lockKey').focus();
|
|
},
|
|
submit: function(e,v,m,f){
|
|
if(v)
|
|
{
|
|
if ($('#initMuted').is(":checked"))
|
|
{
|
|
// it is checked
|
|
}
|
|
|
|
if ($('#requireNicknames').is(":checked"))
|
|
{
|
|
// it is checked
|
|
}
|
|
/*
|
|
var lockKey = document.getElementById('lockKey');
|
|
|
|
if (lockKey.value)
|
|
{
|
|
setSharedKey(lockKey.value);
|
|
lockRoom(true);
|
|
}
|
|
*/
|
|
}
|
|
}
|
|
});
|
|
}
|
|
|
|
/*
|
|
* Opens the Prezi dialog, from which the user could choose a presentation to load.
|
|
*/
|
|
function openPreziDialog() {
|
|
var myprezi = connection.emuc.getPrezi(connection.emuc.myroomjid);
|
|
if (myprezi) {
|
|
$.prompt("Are you sure you would like to remove your Prezi?",
|
|
{
|
|
title: "Remove Prezi",
|
|
buttons: { "Remove": true, "Cancel": false},
|
|
defaultButton: 1,
|
|
submit: function(e,v,m,f){
|
|
if(v)
|
|
{
|
|
connection.emuc.removePreziFromPresence();
|
|
connection.emuc.sendPresence();
|
|
}
|
|
}
|
|
});
|
|
}
|
|
else if (preziPlayer != null) {
|
|
$.prompt("Another participant is already sharing a Prezi. This conference allows only one Prezi at a time.",
|
|
{
|
|
title: "Share a Prezi",
|
|
buttons: { "Ok": true},
|
|
defaultButton: 0,
|
|
submit: function(e,v,m,f){
|
|
$.prompt.close();
|
|
}
|
|
});
|
|
}
|
|
else {
|
|
var openPreziState = {
|
|
state0: {
|
|
html: '<h2>Share a Prezi</h2>' +
|
|
'<input id="preziUrl" type="text" placeholder="e.g. http://prezi.com/wz7vhjycl7e6/my-prezi" autofocus>',
|
|
persistent: false,
|
|
buttons: { "Share": true , "Cancel": false},
|
|
defaultButton: 1,
|
|
submit: function(e,v,m,f){
|
|
e.preventDefault();
|
|
if(v)
|
|
{
|
|
var preziUrl = document.getElementById('preziUrl');
|
|
|
|
if (preziUrl.value)
|
|
{
|
|
if (preziUrl.value.indexOf('http://prezi.com/') != 0
|
|
&& preziUrl.value.indexOf('https://prezi.com/') != 0)
|
|
{
|
|
$.prompt.goToState('state1');
|
|
return false;
|
|
}
|
|
else {
|
|
var presIdTmp = preziUrl.value.substring(preziUrl.value.indexOf("prezi.com/") + 10);
|
|
if (presIdTmp.indexOf('/') < 2) {
|
|
$.prompt.goToState('state1');
|
|
return false;
|
|
}
|
|
else {
|
|
connection.emuc.addPreziToPresence(preziUrl.value, 0);
|
|
connection.emuc.sendPresence();
|
|
$.prompt.close();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else
|
|
$.prompt.close();
|
|
}
|
|
},
|
|
state1: {
|
|
html: '<h2>Share a Prezi</h2>' +
|
|
'Please provide a correct prezi link.',
|
|
persistent: false,
|
|
buttons: { "Back": true, "Cancel": false },
|
|
defaultButton: 1,
|
|
submit:function(e,v,m,f) {
|
|
e.preventDefault();
|
|
if(v==0)
|
|
$.prompt.close();
|
|
else
|
|
$.prompt.goToState('state0');
|
|
}
|
|
}
|
|
};
|
|
|
|
var myPrompt = jQuery.prompt(openPreziState);
|
|
|
|
myPrompt.on('impromptu:loaded', function(e) {
|
|
document.getElementById('preziUrl').focus();
|
|
});
|
|
myPrompt.on('impromptu:statechanged', function(e) {
|
|
document.getElementById('preziUrl').focus();
|
|
});
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Locks / unlocks the room.
|
|
*/
|
|
function lockRoom(lock) {
|
|
if (lock)
|
|
connection.emuc.lockRoom(sharedKey);
|
|
else
|
|
connection.emuc.lockRoom('');
|
|
|
|
updateLockButton();
|
|
}
|
|
|
|
/*
|
|
* Sets the shared key.
|
|
*/
|
|
function setSharedKey(sKey) {
|
|
sharedKey = sKey;
|
|
}
|
|
|
|
/*
|
|
* Updates the lock button state.
|
|
*/
|
|
function updateLockButton() {
|
|
buttonClick("#lockIcon", "fa fa-unlock fa-lg fa fa-lock fa-lg");
|
|
}
|
|
|
|
/*
|
|
* Shows the call main toolbar.
|
|
*/
|
|
function showToolbar() {
|
|
$('#toolbar').css({visibility:"visible"});
|
|
if (focus != null)
|
|
{
|
|
// TODO: Enable settings functionality. Need to uncomment the settings button in index.html.
|
|
// $('#settingsButton').css({visibility:"visible"});
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Updates the room invite url.
|
|
*/
|
|
function updateRoomUrl(newRoomUrl) {
|
|
roomUrl = newRoomUrl;
|
|
}
|
|
|
|
/*
|
|
* Warning to the user that the conference window is about to be closed.
|
|
*/
|
|
function closePageWarning() {
|
|
if (focus != null)
|
|
return "You are the owner of this conference call and you are about to end it.";
|
|
else
|
|
return "You are about to leave this conversation.";
|
|
}
|
|
|
|
/*
|
|
* Shows a visual indicator for the focus of the conference.
|
|
* Currently if we're not the owner of the conference we obtain the focus
|
|
* from the connection.jingle.sessions.
|
|
*/
|
|
function showFocusIndicator() {
|
|
if (focus != null) {
|
|
var indicatorSpan = $('#localVideoContainer .focusindicator');
|
|
|
|
if (indicatorSpan.children().length == 0)
|
|
{
|
|
createFocusIndicatorElement(indicatorSpan[0]);
|
|
}
|
|
}
|
|
else if (Object.keys(connection.jingle.sessions).length > 0) {
|
|
// If we're only a participant the focus will be the only session we have.
|
|
var session = connection.jingle.sessions[Object.keys(connection.jingle.sessions)[0]];
|
|
var focusId = 'participant_' + Strophe.getResourceFromJid(session.peerjid);
|
|
var focusContainer = document.getElementById(focusId);
|
|
var indicatorSpan = $('#' + focusId + ' .focusindicator');
|
|
|
|
if (!indicatorSpan || indicatorSpan.length == 0) {
|
|
indicatorSpan = document.createElement('span');
|
|
indicatorSpan.className = 'focusindicator';
|
|
focusContainer.appendChild(indicatorSpan);
|
|
|
|
createFocusIndicatorElement(indicatorSpan);
|
|
}
|
|
}
|
|
}
|
|
|
|
function addRemoteVideoContainer(id) {
|
|
var container = document.createElement('span');
|
|
container.id = id;
|
|
container.className = 'videocontainer';
|
|
var remotes = document.getElementById('remoteVideos');
|
|
remotes.appendChild(container);
|
|
return container;
|
|
}
|
|
|
|
/**
|
|
* Creates the element indicating the focus of the conference.
|
|
*/
|
|
function createFocusIndicatorElement(parentElement) {
|
|
var focusIndicator = document.createElement('i');
|
|
focusIndicator.className = 'fa fa-star';
|
|
focusIndicator.title = "The owner of this conference"
|
|
parentElement.appendChild(focusIndicator);
|
|
}
|
|
|
|
/**
|
|
* Toggles the application in and out of full screen mode
|
|
* (a.k.a. presentation mode in Chrome).
|
|
*/
|
|
function toggleFullScreen() {
|
|
var fsElement = document.documentElement;
|
|
|
|
if (!document.mozFullScreen && !document.webkitIsFullScreen){
|
|
|
|
//Enter Full Screen
|
|
if (fsElement.mozRequestFullScreen) {
|
|
|
|
fsElement.mozRequestFullScreen();
|
|
}
|
|
else {
|
|
fsElement.webkitRequestFullScreen(Element.ALLOW_KEYBOARD_INPUT);
|
|
}
|
|
|
|
} else {
|
|
|
|
//Exit Full Screen
|
|
if (document.mozCancelFullScreen) {
|
|
document.mozCancelFullScreen();
|
|
} else {
|
|
document.webkitCancelFullScreen();
|
|
document.webkitCancelFullScreen();
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Shows the display name for the given video.
|
|
*/
|
|
function showDisplayName(videoSpanId, displayName) {
|
|
var nameSpan = $('#' + videoSpanId + '>span.displayname');
|
|
|
|
// If we already have a display name for this video.
|
|
if (nameSpan.length > 0) {
|
|
var nameSpanElement = nameSpan.get(0);
|
|
|
|
if (nameSpanElement.id == 'localDisplayName'
|
|
&& $('#localDisplayName').html() != displayName)
|
|
$('#localDisplayName').html(displayName);
|
|
else
|
|
$('#' + videoSpanId + '_name').html(displayName);
|
|
}
|
|
else {
|
|
var editButton = null;
|
|
if (videoSpanId == 'localVideoContainer') {
|
|
editButton = createEditDisplayNameButton();
|
|
}
|
|
|
|
if (displayName.length) {
|
|
nameSpan = document.createElement('span');
|
|
nameSpan.className = 'displayname';
|
|
nameSpan.innerHTML = displayName;
|
|
$('#' + videoSpanId)[0].appendChild(nameSpan);
|
|
}
|
|
|
|
if (!editButton) {
|
|
nameSpan.id = videoSpanId + '_name';
|
|
}
|
|
else {
|
|
nameSpan.id = 'localDisplayName';
|
|
$('#' + videoSpanId)[0].appendChild(editButton);
|
|
|
|
var editableText = document.createElement('input');
|
|
editableText.className = 'displayname';
|
|
editableText.id = 'editDisplayName';
|
|
|
|
if (displayName.length)
|
|
editableText.value = displayName.substring(0, displayName.indexOf(' (me)'));
|
|
|
|
editableText.setAttribute('style', 'display:none;');
|
|
editableText.setAttribute('placeholder', 'ex. Jane Pink');
|
|
$('#' + videoSpanId)[0].appendChild(editableText);
|
|
|
|
$('#localVideoContainer .displayname').bind("click", function(e) {
|
|
e.preventDefault();
|
|
$('#localDisplayName').hide();
|
|
$('#editDisplayName').show();
|
|
$('#editDisplayName').focus();
|
|
$('#editDisplayName').select();
|
|
|
|
var inputDisplayNameHandler = function(name) {
|
|
if (nickname != name) {
|
|
nickname = name;
|
|
window.localStorage.displayname = nickname;
|
|
connection.emuc.addDisplayNameToPresence(nickname);
|
|
connection.emuc.sendPresence();
|
|
|
|
Chat.setChatConversationMode(true);
|
|
}
|
|
|
|
if (!$('#localDisplayName').is(":visible")) {
|
|
$('#localDisplayName').html(name + " (me)");
|
|
$('#localDisplayName').show();
|
|
$('#editDisplayName').hide();
|
|
}
|
|
};
|
|
|
|
$('#editDisplayName').one("focusout", function (e) {
|
|
inputDisplayNameHandler(this.value);
|
|
});
|
|
|
|
$('#editDisplayName').on('keydown', function (e) {
|
|
if (e.keyCode == 13) {
|
|
e.preventDefault();
|
|
inputDisplayNameHandler(this.value);
|
|
}
|
|
});
|
|
});
|
|
}
|
|
}
|
|
}
|
|
|
|
function createEditDisplayNameButton() {
|
|
var editButton = document.createElement('a');
|
|
editButton.className = 'displayname';
|
|
editButton.innerHTML = '<i class="fa fa-pencil"></i>';
|
|
|
|
return editButton;
|
|
}
|