view mod_require_otr/mod_require_otr.lua @ 5039:c0d243b27e64

mod_sasl2, mod_sasl_bind2, mod_sasl2_sm: Bump XEP-0388 namespace This is the namespace for the proposed update to XEP-0388. I.e. not even experimental yet... but this is all a work in progress anyway.
author Matthew Wild <mwild1@gmail.com>
date Tue, 13 Sep 2022 20:32:20 +0100
parents dfe1818962f5
children
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local st = require "util.stanza";
local block_groupchat = module:get_option_boolean("otr_block_groupchat", false);

function reject_plaintext_messages(event)
    local body = event.stanza:get_child_text("body");
    if body and body:sub(1,4) ~= "?OTR" or (not block_groupchat and event.stanza.attr.type == "groupchat") then
        return event.origin.send(st.error_reply(event.stanza, "modify", "policy-violation", "OTR encryption is required for conversations on this server"));
    end
end

module:hook("pre-message/bare", reject_plaintext_messages, 300);
module:hook("pre-message/full", reject_plaintext_messages, 300);
module:hook("pre-message/host", reject_plaintext_messages, 300);