diff --git a/apps/common/mobile/lib/controller/Collaboration.js b/apps/common/mobile/lib/controller/Collaboration.js
deleted file mode 100644
index ad90994d9..000000000
--- a/apps/common/mobile/lib/controller/Collaboration.js
+++ /dev/null
@@ -1,1876 +0,0 @@
-/*
- *
- * (c) Copyright Ascensio System SIA 2010-2019
- *
- * This program is a free software product. You can redistribute it and/or
- * modify it under the terms of the GNU Affero General Public License (AGPL)
- * version 3 as published by the Free Software Foundation. In accordance with
- * Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect
- * that Ascensio System SIA expressly excludes the warranty of non-infringement
- * of any third-party rights.
- *
- * This program is distributed WITHOUT ANY WARRANTY; without even the implied
- * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For
- * details, see the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
- *
- * You can contact Ascensio System SIA at 20A-12 Ernesta Birznieka-Upisha
- * street, Riga, Latvia, EU, LV-1050.
- *
- * The interactive user interfaces in modified source and object code versions
- * of the Program must display Appropriate Legal Notices, as required under
- * Section 5 of the GNU AGPL version 3.
- *
- * Pursuant to Section 7(b) of the License you must retain the original Product
- * logo when distributing the program. Pursuant to Section 7(e) we decline to
- * grant you any rights under trademark law for use of our trademarks.
- *
- * All the Product's GUI elements, including illustrations and icon sets, as
- * well as technical writing content are licensed under the terms of the
- * Creative Commons Attribution-ShareAlike 4.0 International. See the License
- * terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
- *
- */
-
-/**
- * Collaboration.js
- *
- * Created by Julia Svinareva on 12/7/19
- * Copyright (c) 2019 Ascensio System SIA. All rights reserved.
- *
- */
-
-if (Common === undefined)
- var Common = {};
-
-Common.Controllers = Common.Controllers || {};
-
-define([
- 'core',
- 'jquery',
- 'underscore',
- 'backbone',
- 'common/mobile/lib/view/Collaboration'
-], function (core, $, _, Backbone) {
- 'use strict';
-
- Common.Controllers.Collaboration = Backbone.Controller.extend(_.extend((function() {
- // Private
- var rootView,
- _userId,
- editUsers = [],
- editor = !!window.DE ? 'DE' : !!window.PE ? 'PE' : 'SSE',
- displayMode = "markup",
- canViewReview,
- arrChangeReview = [],
- dateChange = [],
- _fileKey;
-
-
- return {
- models: [],
- collections: [],
- views: [
- 'Common.Views.Collaboration'
- ],
-
- initialize: function() {
- var me = this;
- me.addListeners({
- 'Common.Views.Collaboration': {
- 'page:show' : me.onPageShow
- }
- });
- Common.NotificationCenter.on('comments:filterchange', _.bind(this.onFilterChange, this));
- },
-
- setApi: function(api) {
- this.api = api;
- this.api.asc_registerCallback('asc_onAuthParticipantsChanged', _.bind(this.onChangeEditUsers, this));
- this.api.asc_registerCallback('asc_onParticipantsChanged', _.bind(this.onChangeEditUsers, this));
- this.api.asc_registerCallback('asc_onConnectionStateChanged', _.bind(this.onUserConnection, this));
- this.api.asc_registerCallback('asc_onAddComment', _.bind(this.onApiAddComment, this));
- this.api.asc_registerCallback('asc_onAddComments', _.bind(this.onApiAddComments, this));
- this.api.asc_registerCallback('asc_onChangeCommentData', _.bind(this.onApiChangeCommentData, this));
- this.api.asc_registerCallback('asc_onRemoveComment', _.bind(this.onApiRemoveComment, this));
- this.api.asc_registerCallback('asc_onRemoveComments', _.bind(this.onApiRemoveComments, this));
- this.api.asc_registerCallback('asc_onShowComment', _.bind(this.apiShowComments, this));
- this.api.asc_registerCallback('asc_onHideComment', _.bind(this.apiHideComments, this));
-
- if (editor === 'DE') {
- this.api.asc_registerCallback('asc_onShowRevisionsChange', _.bind(this.changeReview, this));
- }
- },
-
- onLaunch: function () {
- this.createView('Common.Views.Collaboration').render();
- },
-
- setMode: function(mode) {
- this.appConfig = mode;
- this.view = this.getView('Common.Views.Collaboration');
- this.view.viewmode = !mode.canComments;
- this.view.canViewComments = mode.canViewComments;
- _userId = mode.user.id;
- if (editor === 'DE') {
- _fileKey = mode.fileKey;
- }
- return this;
- },
-
-
- showModal: function() {
- var me = this,
- isAndroid = Framework7.prototype.device.android === true,
- modalView,
- appPrefix = !!window.DE ? DE : !!window.PE ? PE : SSE,
- mainView = appPrefix.getController('Editor').getView('Editor').f7View;
-
- uiApp.closeModal();
-
- if (Common.SharedSettings.get('phone')) {
- modalView = $$(uiApp.pickerModal(
- '