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annotate mod_query_client_ver/mod_query_client_ver.lua @ 2494:d300ae5dba87

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mod_smacks: Fix some bugs with smacks-ack-delayed event triggering. The old code had several flaws which are addressed here. First of all this fixes the if statement guarding the event generation There where some timing glitches addressed by this commit as well.
author tmolitor <thilo@eightysoft.de>
date Sun, 12 Feb 2017 21:23:22 +0100
parents b5f9f1111a8b
children 20ebfa4ad7f4
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b5f9f1111a8b mod_query_client_ver: Query and log client software
Kim Alvefur <zash@zash.se>
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1 -- Query and log client software
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2
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3 local st = require"util.stanza";
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4 local uuid = require"util.uuid".generate;
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5
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6 local xmlns_iq_version = "jabber:iq:version";
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7 local version_id = uuid();
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Kim Alvefur <zash@zash.se>
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8 local xmlns_disco_info = "http://jabber.org/protocol/disco#info";
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9 local disco_id = uuid();
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10
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11 module:hook("presence/bare", function(event)
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12 local origin, stanza = event.origin, event.stanza;
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13 if origin.type == "c2s" and not origin.presence and not stanza.attr.to then
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14 module:add_timer(1, function()
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15 if origin.type ~= "c2s" then return end
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16 origin.log("debug", "Sending version query");
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17 origin.send(st.iq({ id = version_id, type = "get", from = module.host, to = origin.full_jid }):query(xmlns_iq_version));
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18 end);
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19 end
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20 end, 1);
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21
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22 module:hook("iq-result/host/"..version_id, function(event)
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23 local origin, stanza = event.origin, event.stanza;
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24 local query = stanza:get_child("query", xmlns_iq_version);
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25 if query then
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26 local client = query:get_child_text("name");
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27 if client then
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28 local version = query:get_child_text("version");
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29 if version then
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30 client = client .. " version " .. version;
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31 end
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32 origin.log("info", "Running %s", client);
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33 return true;
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34 end
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35 end
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36 origin.send(st.iq({ id = disco_id, type = "get", from = module.host, to = origin.full_jid }):query(xmlns_disco_info));
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37 end);
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38
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39 module:hook("iq-result/host/"..disco_id, function(event)
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40 local origin, stanza = event.origin, event.stanza;
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41 local query = stanza:get_child("query", xmlns_disco_info);
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42 if query then
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43 local ident = query:get_child("identity");
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44 if ident and ident.attr.name then
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45 origin.log("info", "Running %s", ident.attr.name);
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46 return true;
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47 end
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48 end
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49 -- Unknown software
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50 end);
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51