view mod_block_strangers/mod_block_strangers.lua @ 1979:3a66cff4354f

mod_mam_muc/README: Try to clarify that storage settings are separate
author Kim Alvefur <zash@zash.se>
date Thu, 17 Dec 2015 16:51:49 +0100
parents 82834df1dea6
children bd0c5d546bf8
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local st = require"util.stanza";
local jid_split = require "util.jid".split;
local jid_bare = require "util.jid".bare;
local is_contact_subscribed = require "core.rostermanager".is_contact_subscribed;

function check_subscribed(event)
	local stanza = event.stanza;
	local to_user, to_host, to_resource = jid_split(stanza.attr.to);
	local from_jid = jid_bare(stanza.attr.from);
	if to_user and not is_contact_subscribed(to_user, to_host, from_jid) then
		if to_resource and stanza.attr.type == "groupchat" then
			return nil; -- Pass through
		end
		if stanza.name == "iq" and ( stanza.attr.type == "get" or stanza.attr.type == "set" ) then
			event.origin.send(st.error_reply(stanza, "cancel", "service-unavailable"));
		end
		return true; -- Drop stanza
	end
end

module:hook("message/bare", check_subscribed, 200);
module:hook("message/full", check_subscribed, 200);
module:hook("iq/full", check_subscribed, 200);