prosody-modules
aa4dcd4b39c8
mod_require_otr/mod_require_otr.lua

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mod_require_otr/mod_require_otr.lua @ 4494:aa4dcd4b39c8

mod_rest/openapi: Improve organization and navigation Properties roughly sorted by documentation first. GET paths sorted by complexity. Spacing to help with navigation. Some XML stuff that should arguably be a separate commit, but whatever. Tags.
author Kim Alvefur <zash@zash.se>
date Thu, 04 Mar 2021 01:21:11 +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);