prosody-modules
a754f7e380b2
mod_require_otr/mod_require_otr.lua

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mod_require_otr/mod_require_otr.lua @ 4764:a754f7e380b2

mod_dnsupdate: Rewrite port config vs DNS comparison code I'm not sure if it was correct, which means it was hard to understand and thus needed to be simplified. Hope this accomplishes that.
author Kim Alvefur <zash@zash.se>
date Mon, 08 Nov 2021 23:03:14 +0100
parent 1295:dfe1818962f5
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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);