Angular Http Interceptor

interceptor.js

angular.module('some-module')
  .factory('myHttpInterceptor', ['$q', '$location', function($q, $location) {
      return {
          response: function(response) {
              return response;
          },
          responseError: function(response) {
              if (response.status === 401) {
                  $location.path('/admin/login');
                  return $q.reject(response);
              }
              return $q.reject(response);
          }
      };
  }]);