xmpp.chapril.org-ejabberd/src/mod_last_riak.erl

54 lines
1.8 KiB
Erlang

%%%-------------------------------------------------------------------
%%% @author Evgeny Khramtsov <ekhramtsov@process-one.net>
%%% @copyright (C) 2016, Evgeny Khramtsov
%%% @doc
%%%
%%% @end
%%% Created : 13 Apr 2016 by Evgeny Khramtsov <ekhramtsov@process-one.net>
%%%-------------------------------------------------------------------
-module(mod_last_riak).
-behaviour(mod_last).
%% API
-export([init/2, import/2, get_last/2, store_last_info/4, remove_user/2]).
-include("mod_last.hrl").
-include("logger.hrl").
%%%===================================================================
%%% API
%%%===================================================================
init(_Host, _Opts) ->
ok.
get_last(LUser, LServer) ->
case ejabberd_riak:get(last_activity, last_activity_schema(),
{LUser, LServer}) of
{ok, #last_activity{timestamp = TimeStamp,
status = Status}} ->
{ok, TimeStamp, Status};
{error, notfound} ->
not_found;
Err ->
Err
end.
store_last_info(LUser, LServer, TimeStamp, Status) ->
US = {LUser, LServer},
{atomic, ejabberd_riak:put(#last_activity{us = US,
timestamp = TimeStamp,
status = Status},
last_activity_schema())}.
remove_user(LUser, LServer) ->
{atomic, ejabberd_riak:delete(last_activity, {LUser, LServer})}.
import(_LServer, #last_activity{} = LA) ->
ejabberd_riak:put(LA, last_activity_schema()).
%%%===================================================================
%%% Internal functions
%%%===================================================================
last_activity_schema() ->
{record_info(fields, last_activity), #last_activity{}}.