prosody-modules
b92147edd172
mod_muc_ping/mod_muc_ping.lua

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mod_muc_ping/mod_muc_ping.lua @ 4551:b92147edd172

mod_storage_xmlarchive: Workaround for #1646 (util.async bug with Lua 5.1)
author Kim Alvefur <zash@zash.se>
date Mon, 26 Apr 2021 02:49:06 +0200
parent 3647:a0ca5d0a49ba
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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35dc7c38e362 mod_muc_ping: Implements the Server Optimization part of XEP-0410: MUC Self-Ping
Kim Alvefur <zash@zash.se>
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1 local st = require "util.stanza";
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2 local jid_bare = import("util.jid", "bare");
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3
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4 local mod_muc = module:depends"muc";
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5 local rooms = rawget(mod_muc, "rooms");
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6 if not rooms then
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7 module:log("warn", "mod_%s is compatible with Prosody up to 0.10.x", module.name);
35dc7c38e362 mod_muc_ping: Implements the Server Optimization part of XEP-0410: MUC Self-Ping
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8 return;
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9 end
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10
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11 module:hook("iq/full", function (event)
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12 local origin, stanza = event.origin, event.stanza;
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13 if stanza.attr.type ~= "get" or not stanza:get_child("ping", "urn:xmpp:ping") then
35dc7c38e362 mod_muc_ping: Implements the Server Optimization part of XEP-0410: MUC Self-Ping
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14 return;
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15 end
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16
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17 local from = stanza.attr.from;
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18 local room_nick = stanza.attr.to;
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19 local room_jid = jid_bare(room_nick);
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20
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21 local room = rooms[room_jid];
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22 if not room then return; end
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23
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24 if room._jid_nick[from] == room_nick then
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25 origin.send(st.reply(stanza));
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26 return true;
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27 end
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28 end);
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29
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30 module:hook("muc-disco#info", function(event)
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31 event.reply:tag("feature", {var="urn:xmpp:ping"}):up();
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32 event.reply:tag("feature", {var = "http://jabber.org/protocol/muc#self-ping-optimization"}):up();
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33 end);