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>

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);