local st = require "util.stanza"; local omemo_namespace_prefix = "eu.siacs.conversations.axolotl." module:hook("iq/bare/http://jabber.org/protocol/pubsub:pubsub", function (event) local origin, stanza = event.origin, event.stanza; local node = stanza.tags[1].tags[1].attr.node; if node and node:sub(1, #omemo_namespace_prefix) == omemo_namespace_prefix then origin.send(st.error_reply(stanza, "cancel", "item-not-found", "OMEMO is disabled")); return true; end end, 10);