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annotate mod_broadcast/mod_broadcast.lua @ 832:9087431d35f6

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mod_carbons: Add comments and rename some variables to make it clearer
author Kim Alvefur <zash@zash.se>
date Tue, 18 Sep 2012 18:58:13 +0200
parents e318a341d332
children 0fc9e1f086c1
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e318a341d332 mod_broadcast: New module to set up a component that forwards received messages to all online users (similar to Openfire's broadcast module) (thanks Yann Verry)
Matthew Wild <mwild1@gmail.com>
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1 local allowed_senders = module:get_option_set("broadcast_senders", {});
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3 local jid_bare = require "util.jid".bare;
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5 function send_to_online(message)
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6 local c = 0;
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7 for hostname, host_session in pairs(hosts) do
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8 if host_session.sessions then
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9 for username in pairs(host_session.sessions) do
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10 c = c + 1;
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11 message.attr.to = username.."@"..hostname;
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12 module:send(message);
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13 end
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14 end
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15 end
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16 return c;
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17 end
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19 function send_message(event)
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20 local stanza = event.stanza;
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21 if allowed_senders:contains(jid_bare(stanza.attr.from)) then
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22 local c = send_to_online(stanza);
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23 module:log("debug", "Broadcast stanza from %s to %d online users", stanza.attr.from, c);
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24 return true;
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25 else
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26 module:log("warn", "Broadcasting is not allowed for %s", stanza.attr.from);
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27 end
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28 end
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30 module:hook("message/bare", send_message);