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>

-- Module to block all outgoing stanzas from a list of users

local jid_bare = require "util.jid".bare;
local is_admin = require "core.usermanager".is_admin;
local set = require "util.set";

local block_users = module:get_option_set("block_outgoing_users", {});
local block_all = block_users:empty();

local stanza_types = module:get_option_set("block_outgoing_stanzas", { "message" });
local jid_types = set.new{ "host", "bare", "full" };

local function block_stanza(event)
	local stanza = event.stanza;
	local from_jid = jid_bare(stanza.attr.from);
	if stanza.attr.to == nil or stanza.attr.to == module.host or is_admin(from_jid, module.host) then
		return;
	end
	if block_all or block_users:contains(from_jid)  then
		module:log("debug", "Blocked outgoing %s stanza from %s", stanza.name, stanza.attr.from);
		return true;
	end
end

function module.load()
	for stanza_type in stanza_types do
		for jid_type in jid_types do
			module:hook("pre-"..stanza_type.."/"..jid_type, block_stanza, 10000);
		end
	end
end