File

+
−local st = require "util.stanza";
+
−
+
−module:hook("muc-disco#info", function(event)
+
−	table.insert(event.form, { name = "muc#roomconfig_allowpm"; value = "moderators" });
+
−end);
+
−
+
−module:hook("muc-private-message", function(event)
+
−	local stanza, room = event.stanza, event.room;
+
−	local from_occupant = room:get_occupant_by_nick(stanza.attr.from);
+
−
+
−	if from_occupant and from_occupant.role == "moderator" then
+
−		return -- moderators may message anyone
+
−	end
+
−
+
−	local to_occupant = room:get_occupant_by_nick(stanza.attr.to)
+
−	if to_occupant and to_occupant.role == "moderator" then
+
−		return -- messaging moderators is ok
+
−	end
+
−
+
−	if to_occupant.bare_jid == from_occupant.bare_jid then
+
−		return -- to yourself is okay, used by some clients to sync read state in public channels
+
−	end
+
−
+
−	room:route_to_occupant(from_occupant, st.error_reply(stanza, "cancel", "policy-violation", "Private messages are disabled", room.jid))
+
−	return false;
+
−end, 1);