--- a/core/moduleapi.lua	Mon Apr 27 00:03:14 2015 +0200
+++ b/core/moduleapi.lua	Sun May 03 18:39:27 2015 +0200
@@ -122,6 +122,18 @@
 	return self:unhook_object_event((hosts[self.host] or prosody).events, event, handler);
 end
 
+function api:wrap_object_event(events_object, event, handler)
+	return self:hook_object_event(assert(events_object.wrappers, "no wrappers"), event, handler);
+end
+
+function api:wrap_event(event, handler)
+	return self:wrap_object_event((hosts[self.host] or prosody).events, event, handler);
+end
+
+function api:wrap_global(event, handler)
+	return self:hook_object_event(prosody.events, event, handler, priority);
+end
+
 function api:require(lib)
 	local f, n = pluginloader.load_code(self.name, lib..".lib.lua", self.environment);
 	if not f then
@@ -395,6 +407,25 @@
 	return measure(type, "/"..self.host.."/mod_"..self.name.."/"..name);
 end
 
+function api:measure_object_event(events_object, event_name, stat_name)
+	local m = self:measure(stat_name or event_name, "duration");
+	local function handler(handlers, event_name, event_data)
+		local finished = m();
+		local ret = handlers(event_name, event_data);
+		finished();
+		return ret;
+	end
+	return self:hook_object_event(events_object, event_name, handler);
+end
+
+function api:measure_event(event_name, stat_name)
+	return self:hook_object_event((hosts[self.host] or prosody).events.wrappers, event_name, handler);
+end
+
+function api:measure_global_event(event_name, stat_name)
+	return self:hook_object_event(prosody.events.wrappers, event_name, handler);
+end
+
 function api.init(mm)
 	modulemanager = mm;
 	return api;