mirror of
https://github.com/processone/ejabberd.git
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91 lines
2.6 KiB
Erlang
91 lines
2.6 KiB
Erlang
%%%----------------------------------------------------------------------
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%%% File : mod_version.erl
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%%% Author : Alexey Shchepin <alexey@process-one.net>
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%%% Purpose : XEP-0092: Software Version
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%%% Created : 18 Jan 2003 by Alexey Shchepin <alexey@process-one.net>
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%%%
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%%%
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%%% ejabberd, Copyright (C) 2002-2010 ProcessOne
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%%%
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%%% This program is free software; you can redistribute it and/or
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%%% modify it under the terms of the GNU General Public License as
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%%% published by the Free Software Foundation; either version 2 of the
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%%% License, or (at your option) any later version.
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%%%
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%%% This program is distributed in the hope that it will be useful,
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%%% but WITHOUT ANY WARRANTY; without even the implied warranty of
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%%% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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%%% General Public License for more details.
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%%%
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%%% You should have received a copy of the GNU General Public License
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%%% along with this program; if not, write to the Free Software
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%%% Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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%%% 02111-1307 USA
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%%%
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%%%----------------------------------------------------------------------
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-module(mod_version).
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-author('alexey@process-one.net').
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-behaviour(gen_mod).
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-export([start/2,
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stop/1,
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process_local_iq/3]).
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-include("ejabberd.hrl").
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-include("jlib.hrl").
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start(Host, Opts) ->
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IQDisc = gen_mod:get_opt(iqdisc, Opts, one_queue),
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gen_iq_handler:add_iq_handler(ejabberd_local, Host, ?NS_VERSION,
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?MODULE, process_local_iq, IQDisc).
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stop(Host) ->
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gen_iq_handler:remove_iq_handler(ejabberd_local, Host, ?NS_VERSION).
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process_local_iq(_From, To, #iq{id = _ID, type = Type,
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xmlns = _XMLNS, sub_el = SubEl} = IQ) ->
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case Type of
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set ->
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IQ#iq{type = error, sub_el = [SubEl, ?ERR_NOT_ALLOWED]};
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get ->
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Host = To#jid.server,
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OS = case gen_mod:get_module_opt(Host, ?MODULE, show_os, true) of
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true -> [get_os()];
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false -> []
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end,
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IQ#iq{type = result,
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sub_el = [{xmlelement, "query",
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[{"xmlns", ?NS_VERSION}],
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[{xmlelement, "name", [],
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[{xmlcdata, "ejabberd"}]},
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{xmlelement, "version", [],
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[{xmlcdata, ?VERSION}]}
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] ++ OS
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}]}
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end.
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get_os() ->
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OSType = case os:type() of
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{Osfamily, Osname} ->
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atom_to_list(Osfamily) ++ "/" ++
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atom_to_list(Osname);
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Osfamily ->
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atom_to_list(Osfamily)
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end,
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OSVersion = case os:version() of
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{Major, Minor, Release} ->
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lists:flatten(
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io_lib:format("~w.~w.~w",
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[Major, Minor, Release]));
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VersionString ->
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VersionString
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end,
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OS = OSType ++ " " ++ OSVersion,
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{xmlelement, "os", [], [{xmlcdata, OS}]}.
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