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annotate mod_idlecompat/mod_idlecompat.lua @ 1935:dd509940ae49

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mod_support_contact/README: Update compatibility section
author Kim Alvefur <zash@zash.se>
date Mon, 26 Oct 2015 14:26:25 +0100
parents 4e14ad802d58
children 4b58e35a72e0
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4e14ad802d58 mod_idlecompat: Add initial version.
Tobias Markmann <tm@ayena.de>
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1 -- Last User Interaction in Presence via Last Activity compatibility module
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2 -- http://xmpp.org/extensions/xep-0319.html
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3 -- http://xmpp.org/extensions/xep-0012.html
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4 -- Copyright (C) 2014 Tobias Markmann
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5 --
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6 -- This file is MIT/X11 licensed.
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7
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8 local st = require "util.stanza";
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9 local datetime = require "util.datetime";
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10
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11 local function on_presence(event)
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12 local stanza = event.stanza;
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13
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14 local last_activity = stanza.name == "presence" and stanza:get_child("query", "jabber:iq:last") or false;
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15 local has_idle = stanza:get_child("idle", "urn:xmpp:idle:1");
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16 if last_activity and not has_idle then
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17 module:log("debug", "Adding XEP-0319 tag from Last Activity.");
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18 local seconds = last_activity.attr.seconds;
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19 local last_userinteraction = datetime.datetime(os.time() - seconds);
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20 stanza:tag("idle", { xmlns = "urn:xmpp:idle:1", since = last_userinteraction }):up();
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21 end
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22 end
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23
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24 -- incoming
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25 module:hook("presence/full", on_presence, 900);
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26 module:hook("presence/bare", on_presence, 900);
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27
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28 -- outgoing
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29 module:hook("pre-presence/bare", on_presence, 900);
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30 module:hook("pre-presence/full", on_presence, 900);
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31 module:hook("pre-presence/host", on_presence, 900);