mirror of
https://github.com/processone/ejabberd.git
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92 lines
3.2 KiB
Erlang
92 lines
3.2 KiB
Erlang
%%%-------------------------------------------------------------------
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%%% Author : Evgeny Khramtsov <ekhramtsov@process-one.net>
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%%% Created : 4 Dec 2018 by Evgeny Khramtsov <ekhramtsov@process-one.net>
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%%%
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%%%
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%%% ejabberd, Copyright (C) 2002-2018 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 along
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%%% with this program; if not, write to the Free Software Foundation, Inc.,
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%%% 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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%%%
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%%%----------------------------------------------------------------------
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-module(mod_mix_pam_mnesia).
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-behaviour(mod_mix_pam).
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%% API
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-export([init/2, add_channel/3, get_channel/2,
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get_channels/1, del_channel/2, del_channels/1,
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use_cache/1]).
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-record(mix_pam, {user_channel :: {binary(), binary(), binary(), binary()},
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user :: {binary(), binary()},
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id :: binary()}).
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%%%===================================================================
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%%% API
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%%%===================================================================
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init(_Host, _Opts) ->
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case ejabberd_mnesia:create(?MODULE, mix_pam,
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[{disc_only_copies, [node()]},
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{attributes, record_info(fields, mix_pam)},
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{index, [user]}]) of
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{atomic, _} -> ok;
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_ -> {error, db_failure}
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end.
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use_cache(Host) ->
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case mnesia:table_info(mix_pam, storage_type) of
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disc_only_copies ->
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mod_mix_pam_opt:use_cache(Host);
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_ ->
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false
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end.
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add_channel(User, Channel, ID) ->
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{LUser, LServer, _} = jid:tolower(User),
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{Chan, Service, _} = jid:tolower(Channel),
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mnesia:dirty_write(#mix_pam{user_channel = {LUser, LServer, Chan, Service},
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user = {LUser, LServer},
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id = ID}).
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get_channel(User, Channel) ->
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{LUser, LServer, _} = jid:tolower(User),
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{Chan, Service, _} = jid:tolower(Channel),
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case mnesia:dirty_read(mix_pam, {LUser, LServer, Chan, Service}) of
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[#mix_pam{id = ID}] -> {ok, ID};
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[] -> {error, notfound}
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end.
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get_channels(User) ->
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{LUser, LServer, _} = jid:tolower(User),
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Ret = mnesia:dirty_index_read(mix_pam, {LUser, LServer}, #mix_pam.user),
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{ok, lists:map(
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fun(#mix_pam{user_channel = {_, _, Chan, Service},
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id = ID}) ->
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{jid:make(Chan, Service), ID}
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end, Ret)}.
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del_channel(User, Channel) ->
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{LUser, LServer, _} = jid:tolower(User),
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{Chan, Service, _} = jid:tolower(Channel),
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mnesia:dirty_delete(mix_pam, {LUser, LServer, Chan, Service}).
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del_channels(User) ->
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{LUser, LServer, _} = jid:tolower(User),
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Ret = mnesia:dirty_index_read(mix_pam, {LUser, LServer}, #mix_pam.user),
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lists:foreach(fun mnesia:dirty_delete_object/1, Ret).
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%%%===================================================================
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%%% Internal functions
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%%%===================================================================
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