Mercurial > prosody-modules
view mod_throttle_presence/mod_throttle_presence.lua @ 4565:3b2ae854842c
mod_muc_bot: Save occupant to room
This has some side-effects:
Firstly, the bot shows up in occupant list, which is nice. Secondly, the
bot starts receiving messages from the room which might be wanted, but
it would be better to join the room for real in this case.
author | Kim Alvefur <zash@zash.se> |
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date | Sat, 10 Apr 2021 19:23:25 +0200 |
parents | 552faee596b7 |
children |
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local filters = require "util.filters"; local st = require "util.stanza"; module:depends("csi"); local function presence_filter(stanza, session) if getmetatable(stanza) ~= st.stanza_mt then return stanza; -- Things we don't want to touch end if stanza._flush then stanza._flush = nil; return stanza; end local buffer = session.presence_buffer; local from = stanza.attr.from; if stanza.name == "presence" and (stanza.attr.type == nil or stanza.attr.type == "unavailable") then module:log("debug", "Buffering presence stanza from %s to %s", stanza.attr.from, session.full_jid); buffer[stanza.attr.from] = st.clone(stanza); return nil; -- Drop this stanza (we've stored it for later) else local cached_presence = buffer[stanza.attr.from]; if cached_presence then module:log("debug", "Important stanza for %s from %s, flushing presence", session.full_jid, from); stanza._flush = true; cached_presence._flush = true; session.send(cached_presence); buffer[stanza.attr.from] = nil; end end return stanza; end local function throttle_session(event) local session = event.origin; if session.presence_buffer then return; end module:log("debug", "Suppressing presence updates to %s", session.full_jid); session.presence_buffer = {}; filters.add_filter(session, "stanzas/out", presence_filter); end local function restore_session(event) local session = event.origin; if not session.presence_buffer then return; end filters.remove_filter(session, "stanzas/out", presence_filter); module:log("debug", "Flushing buffer for %s", session.full_jid); for jid, presence in pairs(session.presence_buffer) do session.send(presence); end session.presence_buffer = nil; end module:hook("csi-client-inactive", throttle_session); module:hook("csi-client-active", restore_session);