mod_report_affiliations: Fix traceback a non-user is sending a presence For now we won’t touch their presence instead of emiting this traceback: error Traceback[s2s]: /usr/lib/prosody/core/rostermanager.lua:275: attempt to concatenate a nil value (local 'username') stack traceback: /usr/lib/prosody/core/rostermanager.lua:275: in function 'prosody.core.rostermanager.is_user_subscribed' ...ules/mod_report_affiliations/mod_report_affiliations.lua:116: in field '?' /usr/lib/prosody/util/events.lua:81: in function </usr/lib/prosody/util/events.lua:77> (...tail calls...) /usr/lib/prosody/core/stanza_router.lua:184: in upvalue 'core_post_stanza' /usr/lib/prosody/modules/mod_presence.lua:244: in function </usr/lib/prosody/modules/mod_presence.lua:231> (...tail calls...) /usr/lib/prosody/util/events.lua:81: in function </usr/lib/prosody/util/events.lua:77> (...tail calls...) /usr/lib/prosody/core/stanza_router.lua:188: in upvalue 'core_post_stanza' /usr/lib/prosody/core/stanza_router.lua:128: in upvalue 'core_process_stanza' /usr/lib/prosody/modules/mod_s2s.lua:818: in upvalue 'func' /usr/lib/prosody/util/async.lua:149: in function </usr/lib/prosody/util/async.lua:147>

-- Last User Interaction in Presence via Last Activity compatibility module
-- http://xmpp.org/extensions/xep-0319.html
-- http://xmpp.org/extensions/xep-0256.html
-- Copyright (C) 2014 Tobias Markmann
--
-- This file is MIT/X11 licensed.

local st = require "util.stanza";
local datetime = require "util.datetime";

local function on_presence(event)
	local stanza = event.stanza;

	local last_activity = stanza:get_child("query", "jabber:iq:last");
	local has_idle = stanza:get_child("idle", "urn:xmpp:idle:1");
	if last_activity and not has_idle then
		module:log("debug", "Adding XEP-0319 tag from Last Activity.");
		local seconds = last_activity.attr.seconds;
		local last_userinteraction = datetime.datetime(os.time() - seconds);
		stanza:tag("idle", { xmlns = "urn:xmpp:idle:1", since = last_userinteraction }):up();
	end
end

-- incoming
module:hook("presence/full", on_presence, 900);
module:hook("presence/bare", on_presence, 900);

-- outgoing
module:hook("pre-presence/bare", on_presence, 900);
module:hook("pre-presence/full", on_presence, 900);
module:hook("pre-presence/host", on_presence, 900);