Mercurial > prosody-hg
view plugins/mod_motd.lua @ 11638:5f4a657136bc
util.format: Escape ASCII control characters in output
This should offer some protection against doing evil things to
terminals. Doesn't protect against pure broken UTF-8 garbage however.
See #734
| author | Kim Alvefur <zash@zash.se> |
|---|---|
| date | Tue, 15 Jun 2021 23:24:23 +0200 |
| parents | ca0473cadd1c |
| children | 74b9e05af71e |
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-- Prosody IM -- Copyright (C) 2008-2010 Matthew Wild -- Copyright (C) 2008-2010 Waqas Hussain -- Copyright (C) 2010 Jeff Mitchell -- -- This project is MIT/X11 licensed. Please see the -- COPYING file in the source package for more information. -- local host = module:get_host(); local motd_text = module:get_option_string("motd_text"); local motd_jid = module:get_option_string("motd_jid", host); if not motd_text then return; end local st = require "util.stanza"; motd_text = motd_text:gsub("^%s*(.-)%s*$", "%1"):gsub("\n[ \t]+", "\n"); -- Strip indentation from the config module:hook("presence/initial", function (event) local session = event.origin; local motd_stanza = st.message({ to = session.full_jid, from = motd_jid }) :tag("body"):text(motd_text); module:send(motd_stanza); module:log("debug", "MOTD send to user %s", session.full_jid); end, 1);
