AngularJS Client App for basic authentication - Config

app-config.js

/**
 * $http interceptor.
 * On 401 response - it stores the request and broadcasts 'event:auth-loginRequired'.
 */
angular.module('app').config(function ($httpProvider) {
    $httpProvider.defaults.headers.common['X-Requested-With'] = 'XMLHttpRequest';

    var interceptor = ['$rootScope', '$q', function (scope, $q) {

        function success(response) {
            return response;
        }

        function error(response) {
            var status = response.status;

            if (status === 401) {
                var deferred = $q.defer();
                var req = {
                    config: response.config,
                    deferred: deferred
                };
                //scope.requests401.push(req);
                scope.$broadcast('event:auth-loginRequired');
                return deferred.promise;
            }
            // otherwise
            return $q.reject(response);
        }

        return function (promise) {
            return promise.then(success, error);
        }

    }];
    $httpProvider.responseInterceptors.push(interceptor);
});