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>

local allowed_streamhosts = module:get_option_set("allowed_streamhosts", {}); -- eg proxy.eu.jabber.org

if module:get_option_boolean("allow_local_streamhosts", true) then
	for hostname, host in pairs(hosts) do
		if host.modules.proxy65 then
			allowed_streamhosts:add(hostname);
		end
	end

	module:hook_global("host-activated", function (host)
		if hosts[host].modules.proxy65 then
			allowed_streamhosts:add(host);
		end
	end);
end

local function filter_streamhosts(tag)
	if tag.name == "streamhost" and not allowed_streamhosts:contains(tag.attr.jid) then
		return nil;
	end
	return tag;
end

module:hook("iq/full", function (event)
	local stanza = event.stanza;
	if stanza.attr.type == "set" then
		local payload = stanza:get_child("query", "http://jabber.org/protocol/bytestreams");
		if payload then
			payload:maptags(filter_streamhosts);
		end
	end
end, 1);