linagora/hublin

File adapter.js has 3764 lines of code (exceeds 250 allowed). Consider refactoring.

Open

(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.adapter = f()}})(function(){var define,module,exports;return (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){
  /*
   *  Copyright (c) 2017 The WebRTC project authors. All Rights Reserved.
   *
   *  Use of this source code is governed by a BSD-style license

Function 1 has 1373 lines of code (exceeds 25 allowed). Consider refactoring.

Open

(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.adapter = f()}})(function(){var define,module,exports;return (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){
  /*
   *  Copyright (c) 2017 The WebRTC project authors. All Rights Reserved.
   *
   *  Use of this source code is governed by a BSD-style license

Function exports has 1183 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  module.exports = function(window, edgeVersion) {
    var RTCPeerConnection = function(config) {
      var pc = this;

      var _eventTarget = document.createDocumentFragment();

Function 5 has 626 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  },{"./chrome/chrome_shim":5,"./common_shim":7,"./edge/edge_shim":8,"./firefox/firefox_shim":10,"./safari/safari_shim":12,"./utils":13}],5:[function(require,module,exports){

  /*
   *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
   *

Function 2 has 502 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  },{"sdp":2}],2:[function(require,module,exports){
   /* eslint-env node */
  'use strict';

  // SDP helpers.

Function setRemoteDescription has 292 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    RTCPeerConnection.prototype.setRemoteDescription = function(description) {
      var pc = this;

      if (!isActionAllowedInSignalingState('setRemoteDescription',
          description.type, this.signalingState) || this._isClosed) {

Function 12 has 266 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  },{"../utils":13}],12:[function(require,module,exports){
  /*
   *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
   *
   *  Use of this source code is governed by a BSD-style license

Function 6 has 209 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  },{"../utils.js":13,"./getusermedia":6}],6:[function(require,module,exports){
  /*
   *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
   *
   *  Use of this source code is governed by a BSD-style license

Function exports has 205 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  module.exports = function(window) {
    var browserDetails = utils.detectBrowser(window);
    var navigator = window && window.navigator;

    var constraintsToChrome_ = function(c) {

Function shimAddTrackRemoveTrack has 199 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    shimAddTrackRemoveTrack: function(window) {
      var browserDetails = utils.detectBrowser(window);
      // shim addTrack and removeTrack.
      if (window.RTCPeerConnection.prototype.addTrack &&
          browserDetails.version >= 65) {

Function 11 has 183 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  },{"../utils":13,"./getusermedia":11}],11:[function(require,module,exports){
  /*
   *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
   *
   *  Use of this source code is governed by a BSD-style license

Function 10 has 183 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  },{}],10:[function(require,module,exports){
  /*
   *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
   *
   *  Use of this source code is governed by a BSD-style license

Function exports has 179 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  module.exports = function(window) {
    var browserDetails = utils.detectBrowser(window);
    var navigator = window && window.navigator;
    var MediaStreamTrack = window && window.MediaStreamTrack;

Function shimPeerConnection has 157 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    shimPeerConnection: function(window) {
      var browserDetails = utils.detectBrowser(window);

      // The RTCPeerConnection object.
      if (!window.RTCPeerConnection) {

Function 7 has 130 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  },{"../utils.js":13}],7:[function(require,module,exports){
  /*
   *  Copyright (c) 2017 The WebRTC project authors. All Rights Reserved.
   *
   *  Use of this source code is governed by a BSD-style license

Function createOffer has 127 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    RTCPeerConnection.prototype.createOffer = function() {
      var pc = this;

      if (this._isClosed) {
        return Promise.reject(makeError('InvalidStateError',

Function shimPeerConnection has 111 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    shimPeerConnection: function(window) {
      var browserDetails = utils.detectBrowser(window);

      if (typeof window !== 'object' || !(window.RTCPeerConnection ||
          window.mozRTCPeerConnection)) {

Function 4 has 97 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  },{"./adapter_factory.js":4}],4:[function(require,module,exports){
  /*
   *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
   *
   *  Use of this source code is governed by a BSD-style license

Function shimGetSendersWithDtmf has 94 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    shimGetSendersWithDtmf: function(window) {
      // Overrides addTrack/removeTrack, depends on shimAddTrackRemoveTrack.
      if (typeof window === 'object' && window.RTCPeerConnection &&
          !('getSenders' in window.RTCPeerConnection.prototype) &&
          'createDTMFSender' in window.RTCPeerConnection.prototype) {

Function exports has 94 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  module.exports = function(dependencies, opts) {
    var window = dependencies && dependencies.window;

    var options = {
      shimChrome: true,

Function 13 has 88 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  },{"../utils":13}],13:[function(require,module,exports){
  /*
   *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
   *
   *  Use of this source code is governed by a BSD-style license

Function setLocalDescription has 75 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    RTCPeerConnection.prototype.setLocalDescription = function(description) {
      var pc = this;

      if (!isActionAllowedInSignalingState('setLocalDescription',
          description.type, this.signalingState) || this._isClosed) {

Function shimLocalStreamsAPI has 75 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    shimLocalStreamsAPI: function(window) {
      if (typeof window !== 'object' || !window.RTCPeerConnection) {
        return;
      }
      if (!('getLocalStreams' in window.RTCPeerConnection.prototype)) {

Function parseRtpEncodingParameters has 64 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  SDPUtils.parseRtpEncodingParameters = function(mediaSection) {
    var encodingParameters = [];
    var description = SDPUtils.parseRtpParameters(mediaSection);
    var hasRed = description.fecMechanisms.indexOf('RED') !== -1;
    var hasUlpfec = description.fecMechanisms.indexOf('ULPFEC') !== -1;

Function shimAddTrackRemoveTrackWithNative has 64 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    shimAddTrackRemoveTrackWithNative: function(window) {
      // shim addTrack/removeTrack with native variants in order to make
      // the interactions with legacy getLocalStreams behave as in other browsers.
      // Keeps a mapping stream.id => [stream, rtpsenders...]
      window.RTCPeerConnection.prototype.getLocalStreams = function() {

Function addIceCandidate has 64 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    RTCPeerConnection.prototype.addIceCandidate = function(candidate) {
      var sections;
      if (!candidate || candidate.candidate === '') {
        for (var j = 0; j < this.transceivers.length; j++) {
          if (this.transceivers[j].isDatachannel) {

Function createAnswer has 61 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    RTCPeerConnection.prototype.createAnswer = function() {
      var pc = this;

      if (this._isClosed) {
        return Promise.reject(makeError('InvalidStateError',

Function _gather has 61 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    RTCPeerConnection.prototype._gather = function(mid, sdpMLineIndex) {
      var pc = this;
      var iceGatherer = this.transceivers[sdpMLineIndex].iceGatherer;
      if (iceGatherer.onlocalcandidate) {
        return;

Function getCommonCapabilities has 60 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  function getCommonCapabilities(localCapabilities, remoteCapabilities) {
    var commonCapabilities = {
      codecs: [],
      headerExtensions: [],
      fecMechanisms: []

Function shimConstraints_ has 60 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    var shimConstraints_ = function(constraints, func) {
      if (browserDetails.version >= 61) {
        return func(constraints);
      }
      constraints = JSON.parse(JSON.stringify(constraints));

Function RTCPeerConnection has 58 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    var RTCPeerConnection = function(config) {
      var pc = this;

      var _eventTarget = document.createDocumentFragment();
      ['addEventListener', 'removeEventListener', 'dispatchEvent']

Function shimOnTrack has 57 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    shimOnTrack: function(window) {
      if (typeof window === 'object' && window.RTCPeerConnection && !('ontrack' in
          window.RTCPeerConnection.prototype)) {
        Object.defineProperty(window.RTCPeerConnection.prototype, 'ontrack', {
          get: function() {

Function getUserMedia_ has 57 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    var getUserMedia_ = function(constraints, onSuccess, onError) {
      var constraintsToFF37_ = function(c) {
        if (typeof c !== 'object' || c.require) {
          return c;
        }

Function 8 has 55 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  },{"./utils":13,"sdp":2}],8:[function(require,module,exports){
  /*
   *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
   *
   *  Use of this source code is governed by a BSD-style license

Function shimCallbacksAPI has 54 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    shimCallbacksAPI: function(window) {
      if (typeof window !== 'object' || !window.RTCPeerConnection) {
        return;
      }
      var prototype = window.RTCPeerConnection.prototype;

Function constraintsToChrome_ has 48 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    var constraintsToChrome_ = function(c) {
      if (typeof c !== 'object' || c.mandatory || c.optional) {
        return c;
      }
      var cc = {};

Function getStats has 46 lines of code (exceeds 25 allowed). Consider refactoring.

Open

      window.RTCPeerConnection.prototype.getStats = function(selector,
          successCallback, errorCallback) {
        var pc = this;
        var args = arguments;

Function wrapPeerConnectionEvent has 44 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  function wrapPeerConnectionEvent(window, eventNameToWrap, wrapper) {
    if (!window.RTCPeerConnection) {
      return;
    }
    var proto = window.RTCPeerConnection.prototype;

Function onlocalcandidate has 43 lines of code (exceeds 25 allowed). Consider refactoring.

Open

      iceGatherer.onlocalcandidate = function(evt) {
        if (pc.usingBundle && sdpMLineIndex > 0) {
          // if we know that we use bundle we can drop candidates with
          // ѕdpMLineIndex > 0. If we don't do this then our state gets
          // confused since we dispose the extra ice gatherer.

Function detectBrowser has 43 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    detectBrowser: function(window) {
      var navigator = window && window.navigator;

      // Returned result object.
      var result = {};

Function shimCreateObjectURL has 42 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    shimCreateObjectURL: function(window) {
      var URL = window && window.URL;

      if (!(typeof window === 'object' && window.HTMLMediaElement &&
            'srcObject' in window.HTMLMediaElement.prototype &&

Consider simplifying this complex logical expression.

Open

      if (server && (server.urls || server.url)) {
        var urls = server.urls || server.url;
        if (server.url && !server.urls) {
          console.warn('RTCIceServer.url is deprecated! Use urls instead.');
        }

Function shimPeerConnection has 41 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    shimPeerConnection: function(window) {
      var browserDetails = utils.detectBrowser(window);

      if (window.RTCIceGatherer) {
        // ORTC defines an RTCIceCandidate object but no constructor.

Function constraintsToFF37_ has 41 lines of code (exceeds 25 allowed). Consider refactoring.

Open

      var constraintsToFF37_ = function(c) {
        if (typeof c !== 'object' || c.require) {
          return c;
        }
        var require = [];

Function writeMediaSection has 40 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  SDPUtils.writeMediaSection = function(transceiver, caps, type, stream) {
    var sdp = SDPUtils.writeRtpDescription(transceiver.kind, caps);

    // Map ICE parameters (ufrag, pwd) to SDP.
    sdp += SDPUtils.writeIceParameters(

Function addTrack has 40 lines of code (exceeds 25 allowed). Consider refactoring.

Open

      window.RTCPeerConnection.prototype.addTrack = function(track, stream) {
        var pc = this;
        if (pc.signalingState === 'closed') {
          throw new DOMException(
            'The RTCPeerConnection\'s signalingState is \'closed\'.',

Function setRemoteDescription has 39 lines of code (exceeds 25 allowed). Consider refactoring.

Open

        window.RTCPeerConnection.prototype.setRemoteDescription = function() {
          var pc = this;
          if (!pc._ontrackpoly) {
            pc._ontrackpoly = function(e) {
              // onaddstream does not fire when a track is added to an existing

Function writeMediaSection has 38 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  function writeMediaSection(transceiver, caps, type, stream, dtlsRole) {
    var sdp = SDPUtils.writeRtpDescription(transceiver.kind, caps);

    // Map ICE parameters (ufrag, pwd) to SDP.
    sdp += SDPUtils.writeIceParameters(

Function parseCandidate has 36 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  SDPUtils.parseCandidate = function(line) {
    var parts;
    // Parse both variants.
    if (line.indexOf('a=candidate:') === 0) {
      parts = line.substring(12).split(' ');

Function shimSourceObject has 35 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    shimSourceObject: function(window) {
      var URL = window && window.URL;

      if (typeof window === 'object') {
        if (window.HTMLMediaElement &&

Function _transceive has 35 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    RTCPeerConnection.prototype._transceive = function(transceiver,
        send, recv) {
      var params = getCommonCapabilities(transceiver.localCapabilities,
          transceiver.remoteCapabilities);
      if (send && transceiver.rtpSender) {

Function parseRtpParameters has 35 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  SDPUtils.parseRtpParameters = function(mediaSection) {
    var description = {
      codecs: [],
      headerExtensions: [],
      fecMechanisms: [],

Function shimCreateOfferLegacy has 35 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    shimCreateOfferLegacy: function(window) {
      var origCreateOffer = window.RTCPeerConnection.prototype.createOffer;
      window.RTCPeerConnection.prototype.createOffer = function(offerOptions) {
        var pc = this;
        if (offerOptions) {

Function shimRemoteStreamsAPI has 35 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    shimRemoteStreamsAPI: function(window) {
      if (typeof window !== 'object' || !window.RTCPeerConnection) {
        return;
      }
      if (!('getRemoteStreams' in window.RTCPeerConnection.prototype)) {

Function shimRTCIceCandidate has 34 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    shimRTCIceCandidate: function(window) {
      // foundation is arbitrarily chosen as an indicator for full support for
      // https://w3c.github.io/webrtc-pc/#rtcicecandidate-interface
      if (window.RTCIceCandidate && 'foundation' in
          window.RTCIceCandidate.prototype) {

Function shimOnTrack has 34 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    shimOnTrack: function(window) {
      if (typeof window === 'object' && window.RTCPeerConnection && !('ontrack' in
          window.RTCPeerConnection.prototype)) {
        Object.defineProperty(window.RTCPeerConnection.prototype, 'ontrack', {
          get: function() {

Consider simplifying this complex logical expression.

Open

        if ((face && (face.exact === 'user' || face.exact === 'environment' ||
                      face.ideal === 'user' || face.ideal === 'environment')) &&
            !(navigator.mediaDevices.getSupportedConstraints &&
              navigator.mediaDevices.getSupportedConstraints().facingMode &&
              !getSupportedFacingModeLies)) {

Function removeTrack has 33 lines of code (exceeds 25 allowed). Consider refactoring.

Open

      window.RTCPeerConnection.prototype.removeTrack = function(sender) {
        var pc = this;
        if (pc.signalingState === 'closed') {
          throw new DOMException(
            'The RTCPeerConnection\'s signalingState is \'closed\'.',

Function _updateConnectionState has 33 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    RTCPeerConnection.prototype._updateConnectionState = function() {
      var newState;
      var states = {
        'new': 0,
        closed: 0,

Function _ontrackpoly has 32 lines of code (exceeds 25 allowed). Consider refactoring.

Open

            pc._ontrackpoly = function(e) {
              // onaddstream does not fire when a track is added to an existing
              // stream. But stream.onaddtrack is implemented so we use that.
              e.stream.addEventListener('addtrack', function(te) {
                var receiver;

Function createOffer has 32 lines of code (exceeds 25 allowed). Consider refactoring.

Open

      window.RTCPeerConnection.prototype.createOffer = function(offerOptions) {
        var pc = this;
        if (offerOptions) {
          var audioTransceiver = pc.getTransceivers().find(function(transceiver) {
            return transceiver.sender.track &&

Function writeRtpDescription has 31 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  SDPUtils.writeRtpDescription = function(kind, caps) {
    var sdp = '';

    // Build the mline.
    sdp += 'm=' + kind + ' ';

Function getStats has 30 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    RTCPeerConnection.prototype.getStats = function() {
      var promises = [];
      this.transceivers.forEach(function(transceiver) {
        ['rtpSender', 'rtpReceiver', 'iceGatherer', 'iceTransport',
            'dtlsTransport'].forEach(function(method) {

Function addTrack has 29 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    RTCPeerConnection.prototype.addTrack = function(track, stream) {
      var alreadyExists = this.transceivers.find(function(s) {
        return s.track === track;
      });

Function filterIceServers has 29 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  function filterIceServers(iceServers, edgeVersion) {
    var hasTurn = false;
    iceServers = JSON.parse(JSON.stringify(iceServers));
    return iceServers.filter(function(server) {
      if (server && (server.urls || server.url)) {

Function shimRTCIceServerUrls has 29 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    shimRTCIceServerUrls: function(window) {
      // migrate from non-spec RTCIceServer.url to RTCIceServer.urls
      var OrigPeerConnection = window.RTCPeerConnection;
      window.RTCPeerConnection = function(pcConfig, pcConstraints) {
        if (pcConfig && pcConfig.iceServers) {

Function _createTransceiver has 28 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    RTCPeerConnection.prototype._createTransceiver = function(kind) {
      var hasBundleTransport = this.transceivers.length > 0;
      var transceiver = {
        track: null,
        iceGatherer: null,

Function writeCandidate has 26 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  SDPUtils.writeCandidate = function(candidate) {
    var sdp = [];
    sdp.push(candidate.foundation);
    sdp.push(candidate.component);
    sdp.push(candidate.protocol.toUpperCase());

Avoid deeply nested control flow statements.

Open

                if (!streams[remoteMsid.stream]) {
                  streams[remoteMsid.stream] = new window.MediaStream();
                  Object.defineProperty(streams[remoteMsid.stream], 'id', {
                    get: function() {
                      return remoteMsid.stream;

Avoid deeply nested control flow statements.

Open

            if (this.transceivers[i].mid === candidate.sdpMid) {
              sdpMLineIndex = i;
              break;
            }

Avoid deeply nested control flow statements.

Open

                if (!streams.default) {
                  streams.default = new window.MediaStream();
                }

Avoid deeply nested control flow statements.

Open

              if (!streams[remoteMsid.stream]) {
                streams[remoteMsid.stream] = new window.MediaStream();
              }

Avoid deeply nested control flow statements.

Open

              if (!streams.default) {
                streams.default = new window.MediaStream();
              }

Avoid deeply nested control flow statements.

Open

            if (!maybeAddCandidate(transceiver.iceTransport, cand)) {
              return Promise.reject(makeError('OperationError',
                  'Can not add ICE candidate'));
            }

Avoid deeply nested control flow statements.

Open

                if (server.hasOwnProperty('urls')) {
                  for (var j = 0; j < server.urls.length; j++) {
                    var newServer = {
                      url: server.urls[j]
                    };

Consider simplifying this complex logical expression.

Open

      } else if (typeof window === 'object' && window.RTCPeerConnection &&
                 'getSenders' in window.RTCPeerConnection.prototype &&
                 'createDTMFSender' in window.RTCPeerConnection.prototype &&
                 window.RTCRtpSender &&
                 !('dtmf' in window.RTCRtpSender.prototype)) {

Consider simplifying this complex logical expression.

Open

      if (typeof window === 'object' && window.RTCPeerConnection &&
          !('getSenders' in window.RTCPeerConnection.prototype) &&
          'createDTMFSender' in window.RTCPeerConnection.prototype) {
        var shimSenderWithDtmf = function(pc, track) {
          return {

Consider simplifying this complex logical expression.

Open

        if ((description.type === 'offer' || description.type === 'answer') &&
            !rejected && usingBundle && sdpMLineIndex > 0 &&
            pc.transceivers[sdpMLineIndex]) {
          pc._disposeIceAndDtlsTransports(sdpMLineIndex);
          pc.transceivers[sdpMLineIndex].iceGatherer =

Function writeMediaSection has 5 arguments (exceeds 4 allowed). Consider refactoring.

Open

  function writeMediaSection(transceiver, caps, type, stream, dtlsRole) {

Avoid too many return statements within this function.

Open

    return adapter;

Avoid too many return statements within this function.

Open

              return Promise.reject(makeError('OperationError',
                  'Can not add ICE candidate'));

Avoid too many return statements within this function.

Open

          return Promise.reject(makeError('OperationError',
              'Can not add ICE candidate'));

Avoid too many return statements within this function.

Open

      return Promise.resolve();

Identical blocks of code found in 2 locations. Consider refactoring.

Open

    if (transceiver.rtpSender) {
      // spec.
      var msid = 'msid:' + stream.id + ' ' +
          transceiver.rtpSender.track.id + '\r\n';
      sdp += 'a=' + msid;

• Read up
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Identical blocks of code found in 2 locations. Consider refactoring.

Open

    if (transceiver.rtpSender) {
      // spec.
      var msid = 'msid:' + stream.id + ' ' +
          transceiver.rtpSender.track.id + '\r\n';
      sdp += 'a=' + msid;

• Read up
  Read up

Similar blocks of code found in 2 locations. Consider refactoring.

Open

      function replaceExternalStreamId(pc, description) {
        var sdp = description.sdp;
        Object.keys(pc._reverseStreams || []).forEach(function(internalId) {
          var externalStream = pc._reverseStreams[internalId];
          var internalStream = pc._streams[externalStream.id];

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  Read up

Similar blocks of code found in 2 locations. Consider refactoring.

Open

      function replaceInternalStreamId(pc, description) {
        var sdp = description.sdp;
        Object.keys(pc._reverseStreams || []).forEach(function(internalId) {
          var externalStream = pc._reverseStreams[internalId];
          var internalStream = pc._streams[externalStream.id];

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Similar blocks of code found in 2 locations. Consider refactoring.

Open

      ['setLocalDescription', 'setRemoteDescription', 'addIceCandidate']
          .forEach(function(method) {
            var nativeMethod = window.RTCPeerConnection.prototype[method];
            window.RTCPeerConnection.prototype[method] = function() {
              arguments[0] = new ((method === 'addIceCandidate') ?

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Similar blocks of code found in 2 locations. Consider refactoring.

Open

      ['setLocalDescription', 'setRemoteDescription', 'addIceCandidate']
          .forEach(function(method) {
            var nativeMethod = window.RTCPeerConnection.prototype[method];
            window.RTCPeerConnection.prototype[method] = function() {
              arguments[0] = new ((method === 'addIceCandidate') ?

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Similar blocks of code found in 2 locations. Consider refactoring.

Open

          if (offerOptions.offerToReceiveAudio === false && audioTransceiver) {
            if (audioTransceiver.direction === 'sendrecv') {
              audioTransceiver.setDirection('sendonly');
            } else if (audioTransceiver.direction === 'recvonly') {
              audioTransceiver.setDirection('inactive');

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Similar blocks of code found in 2 locations. Consider refactoring.

Open

          if (offerOptions.offerToReceiveVideo === false && videoTransceiver) {
            if (videoTransceiver.direction === 'sendrecv') {
              videoTransceiver.setDirection('sendonly');
            } else if (videoTransceiver.direction === 'recvonly') {
              videoTransceiver.setDirection('inactive');

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Similar blocks of code found in 2 locations. Consider refactoring.

Open

      prototype.createOffer = function(successCallback, failureCallback) {
        var options = (arguments.length >= 2) ? arguments[2] : arguments[0];
        var promise = createOffer.apply(this, [options]);
        if (!failureCallback) {
          return promise;

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Similar blocks of code found in 2 locations. Consider refactoring.

Open

      prototype.createAnswer = function(successCallback, failureCallback) {
        var options = (arguments.length >= 2) ? arguments[2] : arguments[0];
        var promise = createAnswer.apply(this, [options]);
        if (!failureCallback) {
          return promise;

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Identical blocks of code found in 2 locations. Consider refactoring.

Open

      window.RTCPeerConnection.prototype.addIceCandidate = function() {
        if (!arguments[0]) {
          if (arguments[1]) {
            arguments[1].apply(null);
          }

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Identical blocks of code found in 2 locations. Consider refactoring.

Open

      window.RTCPeerConnection.prototype.addIceCandidate = function() {
        if (!arguments[0]) {
          if (arguments[1]) {
            arguments[1].apply(null);
          }

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Identical blocks of code found in 2 locations. Consider refactoring.

Open

        stream.getTracks().forEach(function(track) {
          var alreadyExists = pc.getSenders().find(function(s) {
            return s.track === track;
          });
          if (alreadyExists) {

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Identical blocks of code found in 2 locations. Consider refactoring.

Open

        stream.getTracks().forEach(function(track) {
          var alreadyExists = pc.getSenders().find(function(s) {
            return s.track === track;
          });
          if (alreadyExists) {

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Similar blocks of code found in 2 locations. Consider refactoring.

Open

        if (offerOptions.offerToReceiveVideo !== undefined) {
          if (offerOptions.offerToReceiveVideo === true) {
            numVideoTracks = 1;
          } else if (offerOptions.offerToReceiveVideo === false) {
            numVideoTracks = 0;

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Identical blocks of code found in 2 locations. Consider refactoring.

Open

    if (transceiver.rtpSender && transceiver.rtpReceiver) {
      sdp += 'a=sendrecv\r\n';
    } else if (transceiver.rtpSender) {
      sdp += 'a=sendonly\r\n';
    } else if (transceiver.rtpReceiver) {

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Similar blocks of code found in 2 locations. Consider refactoring.

Open

        if (offerOptions.offerToReceiveAudio !== undefined) {
          if (offerOptions.offerToReceiveAudio === true) {
            numAudioTracks = 1;
          } else if (offerOptions.offerToReceiveAudio === false) {
            numAudioTracks = 0;

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Identical blocks of code found in 2 locations. Consider refactoring.

Open

    } else if (transceiver.rtpSender && transceiver.rtpReceiver) {
      sdp += 'a=sendrecv\r\n';
    } else if (transceiver.rtpSender) {
      sdp += 'a=sendonly\r\n';
    } else if (transceiver.rtpReceiver) {

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Similar blocks of code found in 2 locations. Consider refactoring.

Open

    RTCPeerConnection.prototype.getReceivers = function() {
      return this.transceivers.filter(function(transceiver) {
        return !!transceiver.rtpReceiver;
      })
      .map(function(transceiver) {

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Similar blocks of code found in 2 locations. Consider refactoring.

Open

    RTCPeerConnection.prototype.getSenders = function() {
      return this.transceivers.filter(function(transceiver) {
        return !!transceiver.rtpSender;
      })
      .map(function(transceiver) {

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Identical blocks of code found in 2 locations. Consider refactoring.

Open

    if (transceiver.rtpSender && transceiver.sendEncodingParameters[0].rtx) {
      sdp += 'a=ssrc:' + transceiver.sendEncodingParameters[0].rtx.ssrc +
          ' cname:' + SDPUtils.localCName + '\r\n';
    }

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Identical blocks of code found in 2 locations. Consider refactoring.

Open

    if (transceiver.rtpSender && transceiver.sendEncodingParameters[0].rtx) {
      sdp += 'a=ssrc:' + transceiver.sendEncodingParameters[0].rtx.ssrc +
          ' cname:' + SDPUtils.localCName + '\r\n';
    }

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Similar blocks of code found in 2 locations. Consider refactoring.

Open

      withCallback = function(description, successCallback, failureCallback) {
        var promise = setRemoteDescription.apply(this, [description]);
        if (!failureCallback) {
          return promise;
        }

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Similar blocks of code found in 2 locations. Consider refactoring.

Open

      withCallback = function(candidate, successCallback, failureCallback) {
        var promise = addIceCandidate.apply(this, [candidate]);
        if (!failureCallback) {
          return promise;
        }

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Similar blocks of code found in 2 locations. Consider refactoring.

Open

      if (!isActionAllowedInSignalingState('setRemoteDescription',
          description.type, this.signalingState) || this._isClosed) {
        return Promise.reject(makeError('InvalidStateError',
            'Can not set remote ' + description.type +
            ' in state ' + pc.signalingState));

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Similar blocks of code found in 2 locations. Consider refactoring.

Open

      if (!isActionAllowedInSignalingState('setLocalDescription',
          description.type, this.signalingState) || this._isClosed) {
        return Promise.reject(makeError('InvalidStateError',
            'Can not set local ' + description.type +
            ' in state ' + pc.signalingState));

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Similar blocks of code found in 2 locations. Consider refactoring.

Open

    var planB = SDPUtils.matchPrefix(mediaSection, 'a=ssrc:')
    .map(function(line) {
      return SDPUtils.parseSsrcMedia(line);
    })
    .filter(function(parts) {

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Similar blocks of code found in 2 locations. Consider refactoring.

Open

    var ssrcs = SDPUtils.matchPrefix(mediaSection, 'a=ssrc:')
    .map(function(line) {
      return SDPUtils.parseSsrcMedia(line);
    })
    .filter(function(parts) {

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Similar blocks of code found in 2 locations. Consider refactoring.

Open

      switch (description.type) {
        case 'offer':
          this._updateSignalingState('have-local-offer');
          break;
        case 'answer':

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Similar blocks of code found in 2 locations. Consider refactoring.

Open

              stream.addEventListener('removetrack', function() {
                if (self.src) {
                  URL.revokeObjectURL(self.src);
                }
                self.src = URL.createObjectURL(stream);

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Similar blocks of code found in 2 locations. Consider refactoring.

Open

              stream.addEventListener('addtrack', function() {
                if (self.src) {
                  URL.revokeObjectURL(self.src);
                }
                self.src = URL.createObjectURL(stream);

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Similar blocks of code found in 2 locations. Consider refactoring.

Open

      switch (description.type) {
        case 'offer':
          this._updateSignalingState('have-remote-offer');
          break;
        case 'answer':

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Similar blocks of code found in 2 locations. Consider refactoring.

Open

        var remap = function(obj, a, b) {
          if (a in obj && !(b in obj)) {
            obj[b] = obj[a];
            delete obj[a];
          }

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Similar blocks of code found in 2 locations. Consider refactoring.

Open

      var remap = function(obj, a, b) {
        if (a in obj && !(b in obj)) {
          obj[b] = obj[a];
          delete obj[a];
        }

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Similar blocks of code found in 2 locations. Consider refactoring.

Open

          var audioTransceiver = pc.getTransceivers().find(function(transceiver) {
            return transceiver.sender.track &&
                transceiver.sender.track.kind === 'audio';
          });

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Similar blocks of code found in 2 locations. Consider refactoring.

Open

          var videoTransceiver = pc.getTransceivers().find(function(transceiver) {
            return transceiver.sender.track &&
                transceiver.sender.track.kind === 'video';
          });

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Similar blocks of code found in 2 locations. Consider refactoring.

Open

        if (window.webkitRTCPeerConnection.generateCertificate) {
          Object.defineProperty(window.RTCPeerConnection, 'generateCertificate', {
            get: function() {
              return window.webkitRTCPeerConnection.generateCertificate;
            }

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Similar blocks of code found in 2 locations. Consider refactoring.

Open

        if (window.mozRTCPeerConnection.generateCertificate) {
          Object.defineProperty(window.RTCPeerConnection, 'generateCertificate', {
            get: function() {
              return window.mozRTCPeerConnection.generateCertificate;
            }

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Identical blocks of code found in 2 locations. Consider refactoring.

Open

          if (edgeVersion < 15019) {
            localCapabilities.codecs = localCapabilities.codecs.filter(
                function(codec) {
                  return codec.name !== 'rtx';
                });

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Similar blocks of code found in 2 locations. Consider refactoring.

Open

          if (this._remoteStreams) {
            this._remoteStreams.forEach(function(stream) {
              if (stream.id === id) {
                result = stream;
              }

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Similar blocks of code found in 2 locations. Consider refactoring.

Open

          if (this._localStreams) {
            this._localStreams.forEach(function(stream) {
              if (stream.id === id) {
                result = stream;
              }

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Identical blocks of code found in 2 locations. Consider refactoring.

Open

        if (edgeVersion < 15019) {
          localCapabilities.codecs = localCapabilities.codecs.filter(
              function(codec) {
                return codec.name !== 'rtx';
              });

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Similar blocks of code found in 2 locations. Consider refactoring.

Open

          if (pc.transceivers[sdpMLineIndex].rtpSender) {
            pc.transceivers[sdpMLineIndex].rtpSender.setTransport(
                pc.transceivers[0].dtlsTransport);
          }

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Similar blocks of code found in 2 locations. Consider refactoring.

Open

          if (pc.transceivers[sdpMLineIndex].rtpReceiver) {
            pc.transceivers[sdpMLineIndex].rtpReceiver.setTransport(
                pc.transceivers[0].dtlsTransport);
          }

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Identical blocks of code found in 2 locations. Consider refactoring.

Open

      if (this.usingBundle) {
        sdp += 'a=group:BUNDLE ' + this.transceivers.map(function(t) {
          return t.mid;
        }).join(' ') + '\r\n';
      }

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Identical blocks of code found in 2 locations. Consider refactoring.

Open

      if (this._config.bundlePolicy !== 'max-compat') {
        sdp += 'a=group:BUNDLE ' + this.transceivers.map(function(t) {
          return t.mid;
        }).join(' ') + '\r\n';
      }

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Similar blocks of code found in 2 locations. Consider refactoring.

Open

  function removeTrackFromStreamAndFireEvent(track, stream) {
    stream.removeTrack(track);
    var e = new Event('removetrack'); // TODO: MediaStreamTrackEvent
    e.track = track;
    stream.dispatchEvent(e);

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Similar blocks of code found in 2 locations. Consider refactoring.

Open

  function addTrackToStreamAndFireEvent(track, stream) {
    stream.addTrack(track);
    var e = new Event('addtrack'); // TODO: MediaStreamTrackEvent
    e.track = track;
    stream.dispatchEvent(e);

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Identical blocks of code found in 2 locations. Consider refactoring.

Open

      if (typeof window === 'object' && window.RTCPeerConnection &&
          ('receiver' in window.RTCTrackEvent.prototype) &&
          // can't check 'transceiver' in window.RTCTrackEvent.prototype, as it is
          // defined for some reason even when window.RTCTransceiver is not.
          !window.RTCTransceiver) {

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Identical blocks of code found in 2 locations. Consider refactoring.

Open

      if (typeof window === 'object' && window.RTCTrackEvent &&
          ('receiver' in window.RTCTrackEvent.prototype) &&
          !('transceiver' in window.RTCTrackEvent.prototype)) {
        Object.defineProperty(window.RTCTrackEvent.prototype, 'transceiver', {
          get: function() {

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Identical blocks of code found in 2 locations. Consider refactoring.

Open

            if (c.audio && !stream.getAudioTracks().length ||
                c.video && !stream.getVideoTracks().length) {
              stream.getTracks().forEach(function(track) {
                track.stop();
              });

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Identical blocks of code found in 2 locations. Consider refactoring.

Open

          if (c.audio && !stream.getAudioTracks().length ||
              c.video && !stream.getVideoTracks().length) {
            stream.getTracks().forEach(function(track) {
              track.stop();
            });

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Similar blocks of code found in 2 locations. Consider refactoring.

Open

      usernameFragment: lines.filter(function(line) {
        return line.indexOf('a=ice-ufrag:') === 0;
      })[0].substr(12),

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Similar blocks of code found in 2 locations. Consider refactoring.

Open

      password: lines.filter(function(line) {
        return line.indexOf('a=ice-pwd:') === 0;
      })[0].substr(10)

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