annotate mod_muc_offline_delivery/mod_muc_offline_delivery.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
parents 3b7847c9bd26
children 8bd36bba2292
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1 local st = require "util.stanza";
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2
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3 module:add_item("muc-registration-field", {
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4 name = "{http://tigase.org/protocol/muc}offline";
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5 type = "boolean";
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6 label = "Receive messages while not connected to the room";
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7 value = false;
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8 });
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9
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10 module:hook("muc-registration-submitted", function (event)
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11 local deliver_offline = event.submitted_data["{http://tigase.org/protocol/muc}offline"] or nil;
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12 event.affiliation_data.offline_delivery = deliver_offline;
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13 end);
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14
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15 module:hook("muc-add-history", function (event)
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16 module:log("debug", "Broadcasting message to offline occupants...");
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17 local sent = 0;
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18 local room = event.room;
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19 for jid, affiliation, data in room:each_affiliation() do --luacheck: ignore 213/affiliation
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20 local reserved_nickname = data and data.reserved_nickname;
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21 module:log("debug", "Affiliated: %s, %s: %s", jid, reserved_nickname, data and data.offline_delivery);
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22 if reserved_nickname and data.offline_delivery then
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23 local is_absent = not room:get_occupant_by_nick(room.jid.."/"..reserved_nickname);
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24 if is_absent then
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25 local msg = st.clone(event.stanza);
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26 msg.attr.to = jid;
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27 module:send(msg);
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28 sent = sent + 1;
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29 end
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30 end
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31 end
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32 if sent > 0 then
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33 module:log("debug", "Sent message to %d offline occupants", sent);
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34 end
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35 end);