angularjs service to update settings when route change

routeData.js

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

routeData.provider('RouteData', function () {
    var settings = {};
    var hookToRootScope = false;

    this.applyConfig = function (newSettings) {
        settings = newSettings;
    };

    this.hookToRootScope = function (enableRootScopeHook) {
        hookToRootScope = enableRootScopeHook;
    };

    function RouteData() {

        this.set = function (index, value) {
            settings[index] = value;
        };

        this.get = function (index) {
            if (settings.hasOwnProperty(index)) {
                return settings[index];
            } else {
                console.log('RouteData: Attempt to access a propery that has not been set');
            }
        };

        this.isHookedToRootSope = function () {
            return hookToRootScope;
        };
    }

    this.$get = function () {
        return new RouteData();
    };
});

routeData.run(['$location', '$rootScope', 'RouteData', function ($location, $rootScope, RouteData) {
    if (RouteData.isHookedToRootSope()) {
        $rootScope.RouteData = RouteData;
    }

    $rootScope.$on('$routeChangeStart', function (event, current, previous) {
        var route = current.$$route;
        if (typeof(route) !== 'undefined' && typeof(route['RouteData']) !== 'undefined') {
            var data = route['RouteData'];
            for (var index in data)
                RouteData.set(index, data[index]);
        }
    });
}]);