assert(module:get_host_type() == "component", "This module should be loaded as a Component");

local st = require "util.stanza";

module:hook("presence/bare", function(event)

	local origin, stanza = event.origin, event.stanza;

	if stanza.attr.type == "probe" then

		-- they are subscribed and want our current presence

		-- tell them we denied their subscription

		local reply = st.reply(stanza)

		reply.attr.type = "unsubcribed";

		origin.send(reply);

		return true;

	elseif stanza.attr.type == nil then

		-- they think we are subscribed and sent their current presence

		-- tell them we unsubscribe

		local reply = st.reply(stanza)

		reply.attr.type = "unsubcribe";

		origin.send(reply);

		return true;

	end

	-- fall trough to default error

end);