prosody
a67c88ce1c6a
plugins/mod_private.lua

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plugins/mod_private.lua @ 185:a67c88ce1c6a

Added support for XEP-0049: Private XML Storage (mod_private)
author Waqas Hussain <waqas20@gmail.com>
date Sun, 26 Oct 2008 21:22:59 +0500
child 310:b28b51746fe7
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185
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1
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2 local st = require "util.stanza"
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3 local send = require "core.sessionmanager".send_to_session
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4
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5 local jid_split = require "util.jid".split;
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6 local datamanager = require "util.datamanager"
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7
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8 add_iq_handler("c2s", "jabber:iq:private",
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9 function (session, stanza)
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10 local type = stanza.attr.type;
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11 local query = stanza.tags[1];
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12 if (type == "get" or type == "set") and query.name == "query" then
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13 local node, host = jid_split(stanza.attr.to);
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14 if not(node or host) or (node == session.username and host == session.host) then
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15 node, host = session.username, session.host;
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16 if #query.tags == 1 then
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17 local tag = query.tags[1];
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18 local key = tag.name..":"..tag.attr.xmlns;
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19 local data = datamanager.load(node, host, "private");
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20 if stanza.attr.type == "get" then
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21 if data and data[key] then
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22 send(session, st.reply(stanza):tag("query", {xmlns = "jabber:iq:private"}):add_child(st.deserialize(data[key])));
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23 else
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24 send(session, st.reply(stanza):add_child(stanza.tags[1]));
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25 end
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26 else -- set
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27 if not data then data = {}; end;
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28 if #tag == 0 then
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29 data[key] = nil;
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30 else
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31 data[key] = st.preserialize(tag);
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32 end
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33 -- TODO delete datastore if empty
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34 if datamanager.store(node, host, "private", data) then
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35 send(session, st.reply(stanza));
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36 else
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37 send(session, st.error_reply(stanza, "wait", "internal-server-error"));
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38 end
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39 end
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40 else
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41 send(session, st.error_reply(stanza, "modify", "bad-format"));
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42 end
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43 else
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44 send(session, st.error_reply(stanza, "cancel", "forbidden"));
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45 end
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46 end
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47 end);