verse
65fb9ae79014
plugins/archive.lua

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plugins/archive.lua @ 293:65fb9ae79014

plugins.archive: Import util.stanza directly and use it
author Kim Alvefur <zash@zash.se>
date Fri, 20 Apr 2012 00:33:46 +0200
parent 292:b674f5ca85d4
child 294:ac039aa3a4ef
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b78137f5118e plugins.archive: Add a header comment
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1 -- This implements XEP-0313: Message Archive Management
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2 -- http://xmpp.org/extensions/xep-0313.html
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3 -- (ie not XEP-0136)
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4
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b674f5ca85d4 plugins.archive: Add local verse
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5 local verse = require "verse";
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65fb9ae79014 plugins.archive: Import util.stanza directly and use it
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6 local st = require "util.stanza";
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7 local xmlns_mam = "urn:xmpp:mam:tmp"
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8 local uuid = require "util.uuid".generate;
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9
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10 function verse.plugins.archive(stream)
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11 function stream:query_archive(where, query_params, callback)
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12 local queryid = uuid();
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13 local query_st = st.iq{ type="get", to = where }
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14 :tag("query", { xmlns = xmlns_mam, queryid = queryid });
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15
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16 local params = { "with", "start", "end" };
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17 local query_params = query_params or {};
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18 for i=1,#params do
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19 local k = params[i];
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20 if query_params[k] then
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21 query_st:tag(k):text(query_params[k]):up();
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22 end
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23 end
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24
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25 local results = {};
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26 local function handle_archived_message(message)
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27 local result_tag = message:get_child("result", xmlns_mam);
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28 if result_tag and result_tag.attr.queryid == queryid then
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29 local forwarded = message:get_child("forwarded", "urn:xmpp:forward:0");
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30
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31 local delay = forwarded:get_child("delay", "urn:xmpp:delay");
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32 local stamp = delay and delay.attr.stamp or nil;
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33
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34 local message = forwarded:get_child("message", "jabber:client")
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36 results[#results+1] = { stamp = stamp, message = message };
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37 return true
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38 end
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39 end
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40
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41 self:hook("message", handle_archived_message, 1);
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42 self:send_iq(query_st, function(reply)
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43 self:unhook("message", handle_archived_message);
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44 callback(reply.attr.type == "result" and #results, results);
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45 return true
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46 end);
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47 end
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48
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49 --TODO Settings
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50 end