<script src="https://cdnjs.cloudflare.com/ajax/libs/angular-ui-bootstrap/2.2.0/ui-bootstrap.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/angular-ui-bootstrap/2.2.0/ui-bootstrap-tpls.min.js" type="text/javascript"></script>

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

angular
  .module('plunker')
  .factory('serviceModal', serviceModal);

serviceModal.$inject = [];

function serviceModal() {
  var opcoes = "";

  return {
    setOpcoes: setOpcoes,
    getOpcoes: getOpcoes
  }

  function setOpcoes(novasOpcoes) {
    this.opcoes = novasOpcoes;
  }

  function getOpcoes() {
    if (this.opcoes === undefined) {
      this.opcoes = "";
    }

    return this.opcoes;
  }
}

.controller('MainCtrl', function($scope, $uibModal, $timeout, serviceModal)

serviceModal.setOpcoes($scope.data.opcoes);

$scope.verificarOpcoes = function() {
  var op = serviceModal.getOpcoes();

  if (op !== undefined && op !== "") {
    return op.split(",");
  }
}