mirror of
https://github.com/processone/ejabberd.git
synced 2024-12-26 17:38:45 +01:00
118 lines
3.9 KiB
Erlang
118 lines
3.9 KiB
Erlang
%%%-------------------------------------------------------------------
|
|
%%% File : mod_private_mnesia.erl
|
|
%%% Author : Evgeny Khramtsov <ekhramtsov@process-one.net>
|
|
%%% Created : 13 Apr 2016 by Evgeny Khramtsov <ekhramtsov@process-one.net>
|
|
%%%
|
|
%%%
|
|
%%% ejabberd, Copyright (C) 2002-2017 ProcessOne
|
|
%%%
|
|
%%% This program is free software; you can redistribute it and/or
|
|
%%% modify it under the terms of the GNU General Public License as
|
|
%%% published by the Free Software Foundation; either version 2 of the
|
|
%%% License, or (at your option) any later version.
|
|
%%%
|
|
%%% This program is distributed in the hope that it will be useful,
|
|
%%% but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
%%% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
%%% General Public License for more details.
|
|
%%%
|
|
%%% You should have received a copy of the GNU General Public License along
|
|
%%% with this program; if not, write to the Free Software Foundation, Inc.,
|
|
%%% 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
%%%
|
|
%%%----------------------------------------------------------------------
|
|
|
|
-module(mod_private_mnesia).
|
|
|
|
-behaviour(mod_private).
|
|
|
|
%% API
|
|
-export([init/2, set_data/3, get_data/3, get_all_data/2, remove_user/2,
|
|
import/3]).
|
|
|
|
-include("xmpp.hrl").
|
|
-include("mod_private.hrl").
|
|
-include("logger.hrl").
|
|
|
|
%%%===================================================================
|
|
%%% API
|
|
%%%===================================================================
|
|
init(_Host, _Opts) ->
|
|
ejabberd_mnesia:create(?MODULE, private_storage,
|
|
[{disc_only_copies, [node()]},
|
|
{attributes,
|
|
record_info(fields, private_storage)}]),
|
|
update_table().
|
|
|
|
set_data(LUser, LServer, Data) ->
|
|
F = fun () ->
|
|
lists:foreach(
|
|
fun({XmlNS, Xmlel}) ->
|
|
mnesia:write(
|
|
#private_storage{
|
|
usns = {LUser, LServer, XmlNS},
|
|
xml = Xmlel})
|
|
end, Data)
|
|
end,
|
|
mnesia:transaction(F).
|
|
|
|
get_data(LUser, LServer, XmlNS) ->
|
|
case mnesia:dirty_read(private_storage, {LUser, LServer, XmlNS}) of
|
|
[#private_storage{xml = Storage_Xmlel}] ->
|
|
{ok, Storage_Xmlel};
|
|
_ ->
|
|
error
|
|
end.
|
|
|
|
get_all_data(LUser, LServer) ->
|
|
lists:flatten(
|
|
mnesia:dirty_select(private_storage,
|
|
[{#private_storage{usns = {LUser, LServer, '_'},
|
|
xml = '$1'},
|
|
[], ['$1']}])).
|
|
|
|
remove_user(LUser, LServer) ->
|
|
F = fun () ->
|
|
Namespaces = mnesia:select(private_storage,
|
|
[{#private_storage{usns =
|
|
{LUser,
|
|
LServer,
|
|
'$1'},
|
|
_ = '_'},
|
|
[], ['$$']}]),
|
|
lists:foreach(fun ([Namespace]) ->
|
|
mnesia:delete({private_storage,
|
|
{LUser, LServer,
|
|
Namespace}})
|
|
end,
|
|
Namespaces)
|
|
end,
|
|
mnesia:transaction(F).
|
|
|
|
import(LServer, <<"private_storage">>,
|
|
[LUser, XMLNS, XML, _TimeStamp]) ->
|
|
El = #xmlel{} = fxml_stream:parse_element(XML),
|
|
PS = #private_storage{usns = {LUser, LServer, XMLNS}, xml = El},
|
|
mnesia:dirty_write(PS).
|
|
|
|
%%%===================================================================
|
|
%%% Internal functions
|
|
%%%===================================================================
|
|
update_table() ->
|
|
Fields = record_info(fields, private_storage),
|
|
case mnesia:table_info(private_storage, attributes) of
|
|
Fields ->
|
|
ejabberd_config:convert_table_to_binary(
|
|
private_storage, Fields, set,
|
|
fun(#private_storage{usns = {U, _, _}}) -> U end,
|
|
fun(#private_storage{usns = {U, S, NS}, xml = El} = R) ->
|
|
R#private_storage{usns = {iolist_to_binary(U),
|
|
iolist_to_binary(S),
|
|
iolist_to_binary(NS)},
|
|
xml = fxml:to_xmlel(El)}
|
|
end);
|
|
_ ->
|
|
?INFO_MSG("Recreating private_storage table", []),
|
|
mnesia:transform_table(private_storage, ignore, Fields)
|
|
end.
|