refresh_user.js

var user_promise;
var user_result;
//inject the '$http' service by wrapping this in angular controller, or using a substitue for http

var refresh_user = function () {

      //Only need to get this information once
      user_promise = $http({
          method: 'GET',
          url: urlService.path('/qps/user')
      });

      var refresh_user_result = user_promise
          .then(function (user_result) {

              user_result = user_result;

              return user_result;
          });

      return refresh_user_result;
  }