Angular + CKEditor 4.2

HTML

<script src="http://code.jquery.com/jquery-2.0.3.min.js"></script>
<script src="http://ckeditor.com/apps/ckeditor/4.2/ckeditor.js"></script>
<script src="http://code.angularjs.org/1.1.5/angular.min.js"></script>
<div data-ng-app="app" data-ng-controller="myCtrl">
    
<h3>CKEditor 4.2:</h3>
    <div ng-repeat="editor in ckEditors">
    <textarea data-ng-model="editor.value" data-ck-editor></textarea>
    <br />
    </div>
    <button ng-click="addEditor()">New Editor</button>
</div>

JavaScript

var app = angular.module('app', []);

app.directive('ckEditor', [function () {
    return {
        require: '?ngModel',
        link: function ($scope, elm, attr, ngModel) {

            var ck = CKEDITOR.replace(elm[0]);

            ck.on('pasteState', function () {
                $scope.$apply(function () {
                    ngModel.$setViewValue(ck.getData());
                });
            });

            ngModel.$render = function (value) {
                ck.setData(ngModel.$modelValue);
            };
        }
    };
}])

function myCtrl($scope){
    $scope.ckEditors = [];
    $scope.addEditor = function(){
        var rand = ""+(Math.random() * 10000);
        $scope.ckEditors.push({value:rand});
    }
}