mirror of
https://github.com/processone/ejabberd.git
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92 lines
2.9 KiB
Erlang
92 lines
2.9 KiB
Erlang
%%%-------------------------------------------------------------------
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%%% File : mod_last_sql.erl
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%%% Author : Evgeny Khramtsov <ekhramtsov@process-one.net>
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%%% Created : 13 Apr 2016 by Evgeny Khramtsov <ekhramtsov@process-one.net>
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%%%
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%%%
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%%% ejabberd, Copyright (C) 2002-2019 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_last_sql).
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-behaviour(mod_last).
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-compile([{parse_transform, ejabberd_sql_pt}]).
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%% API
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-export([init/2, get_last/2, store_last_info/4, remove_user/2,
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import/2, export/1]).
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-include("mod_last.hrl").
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-include("logger.hrl").
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-include("ejabberd_sql_pt.hrl").
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%%%===================================================================
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%%% API
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%%%===================================================================
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init(_Host, _Opts) ->
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ok.
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get_last(LUser, LServer) ->
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case ejabberd_sql:sql_query(
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LServer,
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?SQL("select @(seconds)d, @(state)s from last"
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" where username=%(LUser)s and %(LServer)H")) of
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{selected, []} ->
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error;
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{selected, [{TimeStamp, Status}]} ->
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{ok, {TimeStamp, Status}};
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_Reason ->
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{error, db_failure}
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end.
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store_last_info(LUser, LServer, TimeStamp, Status) ->
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case ?SQL_UPSERT(LServer, "last",
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["!username=%(LUser)s",
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"!server_host=%(LServer)s",
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"seconds=%(TimeStamp)d",
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"state=%(Status)s"]) of
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ok ->
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ok;
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_Err ->
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{error, db_failure}
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end.
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remove_user(LUser, LServer) ->
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ejabberd_sql:sql_query(
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LServer,
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?SQL("delete from last where username=%(LUser)s and %(LServer)H")).
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export(_Server) ->
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[{last_activity,
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fun(Host, #last_activity{us = {LUser, LServer},
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timestamp = TimeStamp, status = Status})
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when LServer == Host ->
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[?SQL("delete from last where username=%(LUser)s and %(LServer)H;"),
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?SQL_INSERT("last",
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["username=%(LUser)s",
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"server_host=%(LServer)s",
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"seconds=%(TimeStamp)d",
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"state=%(Status)s"])];
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(_Host, _R) ->
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[]
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end}].
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import(_LServer, _LA) ->
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pass.
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