possible fix for pubsub

src/database/mongo/hash.js

@@ -1,5 +1,7 @@
 'use strict';
 
+var pubsub = require('../../pubsub');
+
 module.exports = function (db, module) {
 	var helpers = module.helpers.mongo;
 
@@ -16,6 +18,25 @@ module.exports = function (db, module) {
 	cache.hits = 0;
 	module.objectCache = cache;
 
+	pubsub.on('mongo:hash:cache:del', function (key) {
+		cache.del(key);
+	});
+
+	pubsub.on('mongo:hash:cache:reset', function () {
+		cache.reset();
+	});
+
+	module.delObjectCache = function (key) {
+		pubsub.publish('mongo:hash:cache:del', key);
+		cache.del(key);
+	};
+
+	module.resetObjectCache = function () {
+		pubsub.publish('mongo:hash:cache:reset');
+		cache.reset();
+	};
+
+
 	module.setObject = function (key, data, callback) {
 		callback = callback || helpers.noop;
 		if (!key || !data) {