mod_block_subscribes: Block inbound and outbound subscription requests (useful to prevent implicit roster modification)
local allowed_presence_types = { probe = true, unavailable = true };
function filter_presence(event)
local stanza = event.stanza;
local presence_type = stanza.attr.type;
if presence_type == nil or allowed_presence_types[presence_type] then
return;
end
return true; -- Drop
end
module:hook("pre-presence/bare", filter_presence, 200); -- Client sending
module:hook("presence/bare", filter_presence, 200); -- Client receiving