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mod_muc_offline_delivery/mod_muc_offline_delivery.lua @ 4537:53ee391ca689
mod_smacks: Fix traceback due to session being destroyed in send()
Sending something can cause the OS to notice that the connection is dead
and then the connection can be dead at this point. More likely if
opportunistic_writes is enabled.
author | Kim Alvefur <zash@zash.se> |
---|---|
date | Thu, 01 Apr 2021 11:35:26 +0200 |
parent | 4339:3b7847c9bd26 |
child | 4768:8bd36bba2292 |
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local st = require "util.stanza"; module:add_item("muc-registration-field", { name = "{http://tigase.org/protocol/muc}offline"; type = "boolean"; label = "Receive messages while not connected to the room"; value = false; }); module:hook("muc-registration-submitted", function (event) local deliver_offline = event.submitted_data["{http://tigase.org/protocol/muc}offline"] or nil; event.affiliation_data.offline_delivery = deliver_offline; end); module:hook("muc-add-history", function (event) module:log("debug", "Broadcasting message to offline occupants..."); local sent = 0; local room = event.room; for jid, affiliation, data in room:each_affiliation() do --luacheck: ignore 213/affiliation local reserved_nickname = data and data.reserved_nickname; module:log("debug", "Affiliated: %s, %s: %s", jid, reserved_nickname, data and data.offline_delivery); if reserved_nickname and data.offline_delivery then local is_absent = not room:get_occupant_by_nick(room.jid.."/"..reserved_nickname); if is_absent then local msg = st.clone(event.stanza); msg.attr.to = jid; module:send(msg); sent = sent + 1; end end end if sent > 0 then module:log("debug", "Sent message to %d offline occupants", sent); end end);