sub.js

    var listeners = [];
    api.pub = function(name,data) {
        //first, check to see if we have a regex listener and call it if we do
        for (var i = 0;i < listeners.length;i++) {
            var listener = listeners[i];
            if (listener.regex.test(name)) {
                listener.fn.call(this,data);
            }
        }
        //then, pass through to standard Titanium event handling
	    Ti.App.fireEvent(name,data||{});
    };
    api.sub = function(nameOrRegex,fn) {
        //string indicated plain old subscribe
        if (typeof(nameOrRegex) == 'string') {
            Ti.App.addEventListener(nameOrRegex,fn);
        }
        else {
            //assume we have a regular expression and add it to listeners
            listeners.push({
                regex:nameOrRegex,
                fn:fn
            });
        }
    };