prosody
b6d072a3668d
plugins/mod_version.lua

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plugins/mod_version.lua @ 4128:b6d072a3668d

windows.c: Return nil,err from functions instead of throwing errors.
author Waqas Hussain <waqas20@gmail.com>
date Sat, 29 Jan 2011 04:40:43 +0500
parent 3483:443139c396c5
child 4793:eaa8991998d5
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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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b1885732e979 GPL->MIT!
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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
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11 module:add_feature("jabber:iq:version");
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12
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13 local version;
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14
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15 local query = st.stanza("query", {xmlns = "jabber:iq:version"})
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16 :tag("name"):text("Prosody"):up()
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17 :tag("version"):text(prosody.version):up();
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18
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19 if not module:get_option("hide_os_type") then
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20 if os.getenv("WINDIR") then
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21 version = "Windows";
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22 else
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23 local os_version_command = module:get_option("os_version_command");
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24 local ok pposix = pcall(require, "pposix");
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25 if not os_version_command and (ok and pposix and pposix.uname) then
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26 version = pposix.uname().sysname;
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27 end
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28 if not version then
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29 local uname = io.popen(os_version_command or "uname");
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30 if uname then
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31 version = uname:read("*a");
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32 end
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33 uname:close();
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34 end
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35 end
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36 if version then
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37 version = version:match("^%s*(.-)%s*$") or version;
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38 query:tag("os"):text(version):up();
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39 end
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40 end
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41
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42 module:hook("iq/host/jabber:iq:version:query", function(event)
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43 local stanza = event.stanza;
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44 if stanza.attr.type == "get" and stanza.attr.to == module.host then
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45 event.origin.send(st.reply(stanza):add_child(query));
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46 return true;
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47 end
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48 end);