Fri, 17 Dec 2010 17:28:05 +0100
util.stanza: Iterate on childtags instead of all childs.
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1 | -- Prosody IM |
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2 | -- Copyright (C) 2008-2010 Matthew Wild |
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3 | -- Copyright (C) 2008-2010 Waqas Hussain |
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4 | -- |
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5 | -- This project is MIT/X11 licensed. Please see the |
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6 | -- COPYING file in the source package for more information. |
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7 | -- |
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8 | |
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9 | local st = require "util.stanza"; |
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10 | local is_contact_subscribed = require "core.rostermanager".is_contact_subscribed; |
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11 | local jid_bare = require "util.jid".bare; |
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12 | local jid_split = require "util.jid".split; |
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13 | |
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14 | module:add_feature("jabber:iq:last"); |
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15 | |
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16 | local map = {}; |
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17 | |
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18 | module:hook("pre-presence/bare", function(event) |
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19 | local stanza = event.stanza; |
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20 | if not(stanza.attr.to) and stanza.attr.type == "unavailable" then |
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21 | local t = os.time(); |
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22 | local s = stanza:child_with_name("status"); |
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23 | s = s and #s.tags == 0 and s[1] or ""; |
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24 | map[event.origin.username] = {s = s, t = t}; |
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25 | end |
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26 | end, 10); |
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27 | |
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28 | module:hook("iq/bare/jabber:iq:last:query", function(event) |
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29 | local origin, stanza = event.origin, event.stanza; |
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30 | if stanza.attr.type == "get" then |
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31 | local username = jid_split(stanza.attr.to) or origin.username; |
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32 | if not stanza.attr.to or is_contact_subscribed(username, module.host, jid_bare(stanza.attr.from)) then |
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33 | local seconds, text = "0", ""; |
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34 | if map[username] then |
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35 | seconds = tostring(os.difftime(os.time(), map[username].t)); |
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36 | text = map[username].s; |
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37 | end |
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38 | origin.send(st.reply(stanza):tag('query', {xmlns='jabber:iq:last', seconds=seconds}):text(text)); |
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39 | else |
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40 | origin.send(st.error_reply(stanza, 'auth', 'forbidden')); |
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41 | end |
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42 | return true; |
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43 | end |
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44 | end); |
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45 | |
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46 | module.save = function() |
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47 | return {map = map}; |
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48 | end |
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49 | module.restore = function(data) |
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50 | map = data.map or {}; |
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51 | end |
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52 |