prosody
4c7b8b8ab569
plugins/mod_announce.lua

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plugins/mod_announce.lua @ 1397:4c7b8b8ab569

mod_announce: Work with non-local admins
author Waqas Hussain <waqas20@gmail.com>
date Tue, 23 Jun 2009 23:59:21 +0500
parent 1396:ce3eb5f71899
child 1522:569d58d21612
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8999dd4253f9 mod_announce: New module to send a message to all online users
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1 local st, jid, set = require "util.stanza", require "util.jid", require "util.set";
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2
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3 local is_admin = require "core.usermanager".is_admin;
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4 local admins = set.new(config.get(module:get_host(), "core", "admins"));
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5
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6 function handle_announcement(data)
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7 local origin, stanza = data.origin, data.stanza;
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8 local host, resource = select(2, jid.split(stanza.attr.to));
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9
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10 if resource ~= "announce/online" then
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11 return; -- Not an announcement
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12 end
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14 if not is_admin(stanza.attr.from) then
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15 -- Not an admin? Not allowed!
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16 module:log("warn", "Non-admin %s tried to send server announcement", tostring(jid.bare(stanza.attr.from)));
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17 origin.send(st.error_reply(stanza, "cancel", "service-unavailable"));
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18 return;
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19 end
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20
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21 module:log("info", "Sending server announcement to all online users");
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22 local host_session = hosts[host];
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23 local message = st.clone(stanza);
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24 message.attr.type = "headline";
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25 message.attr.from = host;
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26
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27 local c = 0;
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28 for user in pairs(host_session.sessions) do
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29 c = c + 1;
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30 message.attr.to = user.."@"..host;
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31 core_post_stanza(host_session, message);
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32 end
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33
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34 module:log("info", "Announcement sent to %d online users", c);
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35 return true;
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36 end
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38 module:hook("message/host", handle_announcement);