2006-11-02 20:18:48 +01:00
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%%%----------------------------------------------------------------------
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%%% File : mod_private_odbc.erl
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2007-12-24 13:58:05 +01:00
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%%% Author : Alexey Shchepin <alexey@process-one.net>
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2006-11-02 20:18:48 +01:00
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%%% Purpose : Private storage support
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2007-12-24 13:58:05 +01:00
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%%% Created : 5 Oct 2006 by Alexey Shchepin <alexey@process-one.net>
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%%%
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%%%
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2010-01-12 17:11:32 +01:00
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%%% ejabberd, Copyright (C) 2002-2010 ProcessOne
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2007-12-24 13:58:05 +01:00
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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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2009-01-12 15:44:42 +01:00
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%%%
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2007-12-24 13:58:05 +01:00
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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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2006-11-02 20:18:48 +01:00
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%%%----------------------------------------------------------------------
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-module(mod_private_odbc).
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2007-12-24 13:58:05 +01:00
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-author('alexey@process-one.net').
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2006-11-02 20:18:48 +01:00
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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_sm_iq/3,
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remove_user/2]).
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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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ejabberd_hooks:add(remove_user, Host,
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?MODULE, remove_user, 50),
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gen_iq_handler:add_iq_handler(ejabberd_sm, Host, ?NS_PRIVATE,
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?MODULE, process_sm_iq, IQDisc).
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stop(Host) ->
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ejabberd_hooks:delete(remove_user, Host,
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?MODULE, remove_user, 50),
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gen_iq_handler:remove_iq_handler(ejabberd_sm, Host, ?NS_PRIVATE).
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process_sm_iq(From, _To, #iq{type = Type, sub_el = SubEl} = IQ) ->
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#jid{luser = LUser, lserver = LServer} = From,
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case lists:member(LServer, ?MYHOSTS) of
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true ->
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{xmlelement, Name, Attrs, Els} = SubEl,
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case Type of
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set ->
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F = fun() ->
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lists:foreach(
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fun(El) ->
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set_data(LUser, LServer, El)
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end, Els)
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end,
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2006-11-05 16:51:26 +01:00
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odbc_queries:sql_transaction(LServer, F),
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2006-11-02 20:18:48 +01:00
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IQ#iq{type = result,
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sub_el = [{xmlelement, Name, Attrs, []}]};
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get ->
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case catch get_data(LUser, LServer, Els) of
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{'EXIT', _Reason} ->
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IQ#iq{type = error,
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sub_el = [SubEl,
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?ERR_INTERNAL_SERVER_ERROR]};
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Res ->
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IQ#iq{type = result,
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sub_el = [{xmlelement, Name, Attrs, Res}]}
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end
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end;
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false ->
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IQ#iq{type = error, sub_el = [SubEl, ?ERR_NOT_ALLOWED]}
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end.
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2006-11-05 16:51:26 +01:00
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set_data(LUser, LServer, El) ->
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2006-11-02 20:18:48 +01:00
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case El of
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{xmlelement, _Name, Attrs, _Els} ->
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XMLNS = xml:get_attr_s("xmlns", Attrs),
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case XMLNS of
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"" ->
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ignore;
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_ ->
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Username = ejabberd_odbc:escape(LUser),
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LXMLNS = ejabberd_odbc:escape(XMLNS),
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SData = ejabberd_odbc:escape(
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2010-06-04 05:31:34 +02:00
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xml:element_to_binary(El)),
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2006-11-05 16:51:26 +01:00
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odbc_queries:set_private_data(LServer, Username, LXMLNS, SData)
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2006-11-02 20:18:48 +01:00
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end;
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_ ->
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ignore
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end.
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get_data(LUser, LServer, Els) ->
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get_data(LUser, LServer, Els, []).
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get_data(_LUser, _LServer, [], Res) ->
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lists:reverse(Res);
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get_data(LUser, LServer, [El | Els], Res) ->
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case El of
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{xmlelement, _Name, Attrs, _} ->
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XMLNS = xml:get_attr_s("xmlns", Attrs),
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Username = ejabberd_odbc:escape(LUser),
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LXMLNS = ejabberd_odbc:escape(XMLNS),
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2006-11-05 16:51:26 +01:00
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case catch odbc_queries:get_private_data(LServer, Username, LXMLNS) of
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2006-11-02 20:18:48 +01:00
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{selected, ["data"], [{SData}]} ->
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case xml_stream:parse_element(SData) of
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Data when element(1, Data) == xmlelement ->
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get_data(LUser, LServer, Els,
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[Data | Res])
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end;
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2006-11-05 16:51:26 +01:00
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%% MREMOND: I wonder when the query could return a vcard ?
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2006-11-02 20:18:48 +01:00
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{selected, ["vcard"], []} ->
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get_data(LUser, LServer, Els,
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2006-12-21 10:03:53 +01:00
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[El | Res]);
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_ ->
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get_data(LUser, LServer, Els,[El | Res])
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2006-11-02 20:18:48 +01:00
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end;
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_ ->
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get_data(LUser, LServer, Els, Res)
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end.
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remove_user(User, Server) ->
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LUser = jlib:nodeprep(User),
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LServer = jlib:nameprep(Server),
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Username = ejabberd_odbc:escape(LUser),
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2006-11-05 16:51:26 +01:00
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odbc_queries:del_user_private_storage(LServer, Username).
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