AngularJS simple PubSub service

pubsubService

'use strict';

(function() {
	var mod = angular.module("App.services", []);
	
	//register other services here...
	
	/* pubsub - based on https://github.com/phiggins42/bloody-jquery-plugins/blob/master/pubsub.js*/
	mod.factory('pubsub', function() {
		var cache = {};
		return {
			publish: function(topic, args) { 
				cache[topic] && $.each(cache[topic], function() {
					this.apply(null, args || []);
				});
			},
			
			subscribe: function(topic, callback) {
				if(!cache[topic]) {
					cache[topic] = [];
				}
				cache[topic].push(callback);
				return [topic, callback]; 
			},
			
			unsubscribe: function(handle) {
				var t = handle[0];
				cache[t] && d.each(cache[t], function(idx){
					if(this == handle[1]){
						cache[t].splice(idx, 1);
					}
				});
			}
		}
	});
	
	
	return mod;
})();